octave-nkf: src/DLD-FUNCTIONS/__magick_read_

annotate src/DLD-FUNCTIONS/__magick_read__.cc @ 11586:12df7854fa7c

strip trailing whitespace from source files

author	John W. Eaton <jwe@octave.org>
date	Thu, 20 Jan 2011 17:24:59 -0500
parents	1473d0cf86d2
children	4ced6b90fffb

rev	line source
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	1 /*
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	2
11523 fd0a3ac60b0e update copyright notices John W. Eaton <jwe@octave.org> parents: 11494 diff changeset	3 Copyright (C) 2002-2011 Andy Adler
7932 d75586531aac style fixes John W. Eaton <jwe@octave.org> parents: 7931 diff changeset	4 Copyright (C) 2008 Thomas L. Scofield
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	5 Copyright (C) 2010 David Grundberg
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	6
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	7 This file is part of Octave.
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	8
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	9 Octave is free software; you can redistribute it and/or modify it
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	10 under the terms of the GNU General Public License as published by the
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	11 Free Software Foundation; either version 3 of the License, or (at your
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	12 option) any later version.
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	13
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	14 Octave is distributed in the hope that it will be useful, but WITHOUT
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	17 for more details.
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	18
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	19 You should have received a copy of the GNU General Public License
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	20 along with Octave; see the file COPYING. If not, see
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	21 <http://www.gnu.org/licenses/>.
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	22
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	23 */
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	24
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	25 #ifdef HAVE_CONFIG_H
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	26 #include <config.h>
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	27 #endif
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	28
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	29 #include <cmath>
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	30
10333 0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	31 #include "file-stat.h"
10390 ad0b54ae206a __magick_read__ (F__magick_read__): call Magick::InitializeMagick John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	32 #include "oct-env.h"
10333 0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	33 #include "oct-time.h"
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	34
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	35 #include "defun-dld.h"
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	36 #include "error.h"
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	37 #include "ov-struct.h"
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	38
7937 6661387827d6 Allow build without GraphicsMagick installed David Bateman <dbateman@free.fr> parents: 7933 diff changeset	39 #ifdef HAVE_MAGICK
6661387827d6 Allow build without GraphicsMagick installed David Bateman <dbateman@free.fr> parents: 7933 diff changeset	40
9575 55ecaefb7d0f Use pkg-config to configure GraphicsMagick++. David Grundberg <individ@acc.umu.se> parents: 9439 diff changeset	41 #include <Magick++.h>
10739 d27bd2f74137 src/DLD_FUNCTIONS/__magick_read__.cc: restore locale after GraphicsMagick initialisation Soren Hauberg <hauberg@gmail.com> parents: 10390 diff changeset	42 #include <clocale>
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	43
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	44 octave_value_list
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	45 read_indexed_images (std::vector<Magick::Image>& imvec,
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	46 const Array<int>& frameidx, bool wantalpha)
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	47 {
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	48 octave_value_list output;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	49
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	50 int rows = imvec[0].baseRows ();
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	51 int columns = imvec[0].baseColumns ();
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	52 int nframes = frameidx.length ();
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	53
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	54 dim_vector idim = dim_vector ();
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	55 idim.resize (4);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	56 idim(0) = rows;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	57 idim(1) = columns;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	58 idim(2) = 1;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	59 idim(3) = nframes;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	60
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10333 diff changeset	61 Array<int> idx (dim_vector (4, 1));
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	62
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	63 Magick::ImageType type = imvec[0].type ();
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	64
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	65 unsigned int mapsize = imvec[0].colorMapSize ();
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	66 unsigned int i = mapsize;
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	67 unsigned int depth = 0;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	68 while (i >>= 1)
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	69 depth++;
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	70 i = 0;
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	71 depth--;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	72 while (depth >>= 1)
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	73 i++;
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	74 depth = 1 << i;
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	75
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	76 switch (depth)
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	77 {
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	78 case 1:
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	79 case 2:
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	80 case 4:
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	81 case 8:
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	82 {
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	83 uint8NDArray im = uint8NDArray (idim);
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	84
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	85 idx(2) = 0;
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	86 for (int frame = 0; frame < nframes; frame++)
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	87 {
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	88 imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows);
7933 54e414cc106b style fixes John W. Eaton <jwe@octave.org> parents: 7932 diff changeset	89
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	90 const Magick::IndexPacket *pix
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	91 = imvec[frameidx(frame)].getConstIndexes ();
7933 54e414cc106b style fixes John W. Eaton <jwe@octave.org> parents: 7932 diff changeset	92
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	93 i = 0;
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	94 idx(3) = frame;
7933 54e414cc106b style fixes John W. Eaton <jwe@octave.org> parents: 7932 diff changeset	95
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	96 for (int y = 0; y < rows; y++)
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	97 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	98 idx(0) = y;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	99 for (int x = 0; x < columns; x++)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	100 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	101 idx(1) = x;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	102 im(idx) = static_cast<octave_uint8> (pix[i++]);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	103 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	104 }
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	105 }
10100 dd4d4b14b340 __magick_read__.cc: no need to explicitly call chop_trailing_singletons now John W. Eaton <jwe@octave.org> parents: 9575 diff changeset	106
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	107 output(0) = octave_value (im);
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	108 }
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	109 break;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	110
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	111 case 16:
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	112 {
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	113 uint16NDArray im = uint16NDArray (idim);
7933 54e414cc106b style fixes John W. Eaton <jwe@octave.org> parents: 7932 diff changeset	114
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	115 idx(2) = 0;
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	116 for (int frame = 0; frame < nframes; frame++)
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	117 {
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	118 imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows);
7933 54e414cc106b style fixes John W. Eaton <jwe@octave.org> parents: 7932 diff changeset	119
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	120 const Magick::IndexPacket *pix
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	121 = imvec[frameidx(frame)].getConstIndexes ();
7933 54e414cc106b style fixes John W. Eaton <jwe@octave.org> parents: 7932 diff changeset	122
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	123 i = 0;
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	124 idx(3) = frame;
7933 54e414cc106b style fixes John W. Eaton <jwe@octave.org> parents: 7932 diff changeset	125
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	126 for (int y = 0; y < rows; y++)
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	127 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	128 idx(0) = y;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	129 for (int x = 0; x < columns; x++)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	130 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	131 idx(1) = x;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	132 im(idx) = static_cast<octave_uint16> (pix[i++]);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	133 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	134 }
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	135 }
10100 dd4d4b14b340 __magick_read__.cc: no need to explicitly call chop_trailing_singletons now John W. Eaton <jwe@octave.org> parents: 9575 diff changeset	136
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	137 output(0) = octave_value (im);
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	138 }
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	139 break;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	140
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	141 default:
11553 01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	142 error ("__magic_read__: index depths greater than 16-bit are not supported");
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	143 return octave_value_list ();
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	144 }
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	145
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	146 Matrix map = Matrix (mapsize, 3);
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	147 Matrix alpha;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	148
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	149 switch (type)
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	150 {
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	151 case Magick::PaletteMatteType:
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	152 #if 0
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	153 warning ("palettematte");
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	154 Matrix map (mapsize, 3);
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	155 Matrix alpha (mapsize, 1);
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	156 for (i = 0; i < mapsize; i++)
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	157 {
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	158 warning ("%d", i);
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	159 Magick::ColorRGB c = imvec[0].colorMap (i);
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	160 map(i,0) = c.red ();
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	161 map(i,1) = c.green ();
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	162 map(i,2) = c.blue ();
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	163 alpha(i,1) = c.alpha ();
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	164 }
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	165 break;
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	166 #endif
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	167
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	168 case Magick::PaletteType:
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	169 alpha = Matrix (0, 0);
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	170 for (i = 0; i < mapsize; i++)
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	171 {
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	172 Magick::ColorRGB c = imvec[0].colorMap (i);
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	173 map(i,0) = c.red ();
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	174 map(i,1) = c.green ();
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	175 map(i,2) = c.blue ();
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	176 }
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	177 break;
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	178
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	179 default:
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	180 error ("__magick_read__: unsupported indexed image type");
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	181 return octave_value_list ();
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	182 }
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	183
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	184 if (wantalpha)
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	185 output(2) = alpha;
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	186
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	187 output(1) = map;
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	188
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	189 return output;
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	190 }
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	191
10193 1a4074e277fe undo unintended change to __magick_read__.cc John W. Eaton <jwe@octave.org> parents: 10191 diff changeset	192 template <class T>
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	193 octave_value_list
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	194 read_images (const std::vector<Magick::Image>& imvec,
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	195 const Array<int>& frameidx, unsigned int depth)
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	196 {
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	197 typedef typename T::element_type P;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	198
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	199 octave_value_list retval (3, Matrix ());
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	200
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	201 T im;
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	202
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	203 int rows = imvec[0].baseRows ();
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	204 int columns = imvec[0].baseColumns ();
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	205 int nframes = frameidx.length ();
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	206
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	207 dim_vector idim = dim_vector ();
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	208 idim.resize (4);
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	209 idim(0) = rows;
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	210 idim(1) = columns;
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	211 idim(2) = 1;
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	212 idim(3) = nframes;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	213
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	214 Magick::ImageType type = imvec[0].type ();
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	215 const int divisor = (((1 << QuantumDepth) - 1) / ((1 << depth) - 1));
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	216
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	217 switch (type)
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	218 {
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	219 case Magick::BilevelType:
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	220 case Magick::GrayscaleType:
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	221 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	222 im = T (idim);
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	223 P *vec = im.fortran_vec ();
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	224
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	225 for (int frame = 0; frame < nframes; frame++)
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	226 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	227 const Magick::PixelPacket *pix
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	228 = imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows);
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	229
10298 2be9b7e71f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10295 diff changeset	230 P *rbuf = vec;
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	231 for (int y = 0; y < rows; y++)
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	232 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	233 for (int x = 0; x < columns; x++)
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	234 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	235 *rbuf = pix->red / divisor;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	236 pix++;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	237 rbuf += rows;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	238 }
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	239 rbuf -= rows * columns - 1;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	240 }
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	241
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	242 // Next frame.
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	243 vec += rows * columns * idim(2);
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	244 }
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	245 }
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	246 break;
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	247
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	248 case Magick::GrayscaleMatteType:
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	249 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	250 idim(2) = 2;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	251 im = T (idim);
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	252 P *vec = im.fortran_vec ();
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	253
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	254 for (int frame = 0; frame < nframes; frame++)
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	255 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	256 const Magick::PixelPacket *pix
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	257 = imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows);
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	258
10298 2be9b7e71f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10295 diff changeset	259 P *rbuf = vec;
2be9b7e71f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10295 diff changeset	260 P obuf = vec + rows columns;
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	261 for (int y = 0; y < rows; y++)
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	262 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	263 for (int x = 0; x < columns; x++)
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	264 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	265 *rbuf = pix->red / divisor;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	266 *obuf = pix->opacity / divisor;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	267 pix++;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	268 rbuf += rows;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	269 obuf += rows;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	270 }
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	271 rbuf -= rows * columns - 1;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	272 obuf -= rows * columns - 1;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	273 }
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	274
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	275 // Next frame.
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	276 vec += rows * columns * idim(2);
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	277 }
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	278 }
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	279 break;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	280
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	281 case Magick::PaletteType:
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	282 case Magick::TrueColorType:
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	283 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	284 idim(2) = 3;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	285 im = T (idim);
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	286 P *vec = im.fortran_vec ();
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	287
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	288 for (int frame = 0; frame < nframes; frame++)
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	289 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	290 const Magick::PixelPacket *pix
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	291 = imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows);
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	292
10298 2be9b7e71f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10295 diff changeset	293 P *rbuf = vec;
2be9b7e71f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10295 diff changeset	294 P gbuf = vec + rows columns;
2be9b7e71f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10295 diff changeset	295 P bbuf = vec + rows columns * 2;
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	296 for (int y = 0; y < rows; y++)
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	297 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	298 for (int x = 0; x < columns; x++)
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	299 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	300 *rbuf = pix->red / divisor;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	301 *gbuf = pix->green / divisor;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	302 *bbuf = pix->blue / divisor;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	303 pix++;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	304 rbuf += rows;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	305 gbuf += rows;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	306 bbuf += rows;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	307 }
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	308 rbuf -= rows * columns - 1;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	309 gbuf -= rows * columns - 1;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	310 bbuf -= rows * columns - 1;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	311 }
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	312
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	313 // Next frame.
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	314 vec += rows * columns * idim(2);
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	315 }
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	316 }
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	317 break;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	318
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	319 case Magick::PaletteMatteType:
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	320 case Magick::TrueColorMatteType:
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	321 case Magick::ColorSeparationType:
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	322 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	323 idim(2) = 4;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	324 im = T (idim);
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	325 P *vec = im.fortran_vec ();
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	326
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	327 for (int frame = 0; frame < nframes; frame++)
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	328 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	329 const Magick::PixelPacket *pix
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	330 = imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows);
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	331
10298 2be9b7e71f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10295 diff changeset	332 P *rbuf = vec;
2be9b7e71f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10295 diff changeset	333 P gbuf = vec + rows columns;
2be9b7e71f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10295 diff changeset	334 P bbuf = vec + rows columns * 2;
2be9b7e71f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10295 diff changeset	335 P obuf = vec + rows columns * 3;
10295 13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	336 for (int y = 0; y < rows; y++)
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	337 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	338 for (int x = 0; x < columns; x++)
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	339 {
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	340 *rbuf = pix->red / divisor;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	341 *gbuf = pix->green / divisor;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	342 *bbuf = pix->blue / divisor;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	343 *obuf = pix->opacity / divisor;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	344 pix++;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	345 rbuf += rows;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	346 gbuf += rows;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	347 bbuf += rows;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	348 obuf += rows;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	349 }
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	350 rbuf -= rows * columns - 1;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	351 gbuf -= rows * columns - 1;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	352 bbuf -= rows * columns - 1;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	353 obuf -= rows * columns - 1;
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	354 }
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	355
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	356 // Next frame.
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	357 vec += rows * columns * idim(2);
13d382fc758b imread: Make reading non-indexed images faster David Grundberg <davidg@cs.umu.se> parents: 10193 diff changeset	358 }
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	359 }
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	360 break;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	361
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	362 default:
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	363 error ("__magick_read__: undefined ImageMagick image type");
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	364 return retval;
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	365 }
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	366
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	367 retval(0) = im;
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	368
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	369 return retval;
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	370 }
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	371
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	372 #endif
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	373
10947 dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	374 static void
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	375 maybe_initialize_magick (void)
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	376 {
7937 6661387827d6 Allow build without GraphicsMagick installed David Bateman <dbateman@free.fr> parents: 7933 diff changeset	377 #ifdef HAVE_MAGICK
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	378
10390 ad0b54ae206a __magick_read__ (F__magick_read__): call Magick::InitializeMagick John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	379 static bool initialized = false;
ad0b54ae206a __magick_read__ (F__magick_read__): call Magick::InitializeMagick John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	380
ad0b54ae206a __magick_read__ (F__magick_read__): call Magick::InitializeMagick John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	381 if (! initialized)
ad0b54ae206a __magick_read__ (F__magick_read__): call Magick::InitializeMagick John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	382 {
10739 d27bd2f74137 src/DLD_FUNCTIONS/__magick_read__.cc: restore locale after GraphicsMagick initialisation Soren Hauberg <hauberg@gmail.com> parents: 10390 diff changeset	383 // Save the locale as GraphicsMagick might change this (depending on version)
d27bd2f74137 src/DLD_FUNCTIONS/__magick_read__.cc: restore locale after GraphicsMagick initialisation Soren Hauberg <hauberg@gmail.com> parents: 10390 diff changeset	384 const char *static_locale = setlocale (LC_ALL, NULL);
d27bd2f74137 src/DLD_FUNCTIONS/__magick_read__.cc: restore locale after GraphicsMagick initialisation Soren Hauberg <hauberg@gmail.com> parents: 10390 diff changeset	385 const std::string locale (static_locale);
d27bd2f74137 src/DLD_FUNCTIONS/__magick_read__.cc: restore locale after GraphicsMagick initialisation Soren Hauberg <hauberg@gmail.com> parents: 10390 diff changeset	386
10390 ad0b54ae206a __magick_read__ (F__magick_read__): call Magick::InitializeMagick John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	387 std::string program_name = octave_env::get_program_invocation_name ();
ad0b54ae206a __magick_read__ (F__magick_read__): call Magick::InitializeMagick John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	388
ad0b54ae206a __magick_read__ (F__magick_read__): call Magick::InitializeMagick John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	389 Magick::InitializeMagick (program_name.c_str ());
ad0b54ae206a __magick_read__ (F__magick_read__): call Magick::InitializeMagick John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	390
10739 d27bd2f74137 src/DLD_FUNCTIONS/__magick_read__.cc: restore locale after GraphicsMagick initialisation Soren Hauberg <hauberg@gmail.com> parents: 10390 diff changeset	391 // Restore locale from before GraphicsMagick initialisation
d27bd2f74137 src/DLD_FUNCTIONS/__magick_read__.cc: restore locale after GraphicsMagick initialisation Soren Hauberg <hauberg@gmail.com> parents: 10390 diff changeset	392 setlocale (LC_ALL, locale.c_str ());
d27bd2f74137 src/DLD_FUNCTIONS/__magick_read__.cc: restore locale after GraphicsMagick initialisation Soren Hauberg <hauberg@gmail.com> parents: 10390 diff changeset	393
11036 169f59f626d3 Add check for QuantumDepth at initialization of Magick and an associated warning John Swensen <jpswensen@gmail.com>* parents: 11035 diff changeset	394 if (QuantumDepth < 32)
169f59f626d3 Add check for QuantumDepth at initialization of Magick and an associated warning John Swensen <jpswensen@gmail.com>* parents: 11035 diff changeset	395 warning ("your version of %s limits images to %d bits per pixel",
169f59f626d3 Add check for QuantumDepth at initialization of Magick and an associated warning John Swensen <jpswensen@gmail.com>* parents: 11035 diff changeset	396 MagickPackageName, QuantumDepth);
169f59f626d3 Add check for QuantumDepth at initialization of Magick and an associated warning John Swensen <jpswensen@gmail.com>* parents: 11035 diff changeset	397
10390 ad0b54ae206a __magick_read__ (F__magick_read__): call Magick::InitializeMagick John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	398 initialized = true;
ad0b54ae206a __magick_read__ (F__magick_read__): call Magick::InitializeMagick John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	399 }
10947 dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	400 #endif
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	401 }
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	402
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	403 DEFUN_DLD (__magick_read__, args, nargout,
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	404 "-- texinfo --\n\
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	405 @deftypefn {Function File} {@var{m} =} __magick_read__(@var{fname}, @var{index})\n\
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	406 @deftypefnx {Function File} {[@var{m}, @var{colormap}] =} __magick_read__(@var{fname}, @var{index})\n\
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	407 @deftypefnx {Function File} {[@var{m}, @var{colormap}, @var{alpha}] =} __magick_read__(@var{fname}, @var{index})\n\
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	408 Read images with ImageMagick++. In general you should not be using this\n\
11553 01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	409 function. Instead use @code{imread}.\n\
10947 dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	410 @seealso{imread}\n\
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	411 @end deftypefn")
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	412 {
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	413 octave_value_list output;
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	414
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	415 #ifdef HAVE_MAGICK
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	416
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	417 maybe_initialize_magick ();
10390 ad0b54ae206a __magick_read__ (F__magick_read__): call Magick::InitializeMagick John W. Eaton <jwe@octave.org> parents: 10350 diff changeset	418
10778 6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	419 if (args.length () > 3 \|\| args.length () < 1 \|\| ! args(0).is_string ()
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	420 \|\| nargout > 3)
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	421 {
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	422 print_usage ();
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	423 return output;
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	424 }
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	425
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	426 Array<int> frameidx;
10778 6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	427 bool all_frames = false;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	428
7931 de26beacb20f imread.m: simplify; loadimage.m: deprecate John W. Eaton <jwe@octave.org> parents: 7926 diff changeset	429 if (args.length () == 2 && args(1).is_real_type ())
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	430 frameidx = args(1).int_vector_value();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11585 diff changeset	431 else if (args.length () == 3 && args(1).is_string ()
10778 6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	432 && args(1).string_value() == "frames")
6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	433 {
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	434 if (args(2).is_string () && args(2).string_value() == "all")
10778 6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	435 all_frames = true;
6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	436 else if (args(2).is_real_type ())
6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	437 frameidx = args(2).int_vector_value();
6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	438 }
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	439 else
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	440 {
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	441 frameidx = Array<int> (dim_vector (1, 1));
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	442 frameidx(0) = 1;
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	443 }
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	444
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	445 std::vector<Magick::Image> imvec;
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	446
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	447 try
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	448 {
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	449 // Read a file into vector of image objects
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	450 Magick::readImages (&imvec, args(0).string_value ());
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	451 }
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	452 catch (Magick::Warning& w)
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	453 {
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	454 warning ("Magick++ warning: %s", w.what ());
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	455 }
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	456 catch (Magick::ErrorCoder& e)
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	457 {
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	458 warning ("Magick++ coder error: %s", e.what ());
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	459 }
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	460 catch (Magick::Exception& e)
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	461 {
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	462 error ("Magick++ exception: %s", e.what ());
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	463 return output;
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	464 }
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	465
10778 6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	466 int nframes = imvec.size ();
6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	467 if (all_frames)
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	468 {
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	469 frameidx = Array<int> (dim_vector (1, nframes));
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	470 for (int i = 0; i < frameidx.length (); i++)
10778 6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	471 frameidx(i) = i;
6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	472 }
6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	473 else
6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	474 {
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	475 for (int i = 0; i < frameidx.length (); i++)
10778 6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	476 {
6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	477 frameidx(i) = frameidx(i) - 1;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	478
10778 6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	479 if (frameidx(i) >= nframes \|\| frameidx(i) < 0)
6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	480 {
11553 01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	481 error ("__magick_read__: invalid INDEX vector");
10778 6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	482 return output;
6035bf68a755 Support imread('file', 'frames', 'all') (Feature Request #30365) David Bateman <dbateman@free.fr> parents: 10739 diff changeset	483 }
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	484 }
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	485 }
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	486
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	487 Magick::ClassType klass = imvec[0].classType ();
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	488
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	489 if (klass == Magick::PseudoClass && nargout > 1)
d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	490 output = read_indexed_images (imvec, frameidx, (nargout == 3));
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	491 else
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	492 {
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	493 unsigned int depth = imvec[0].modulusDepth ();
9439 0a696f8aa434 determine correct image bitwidth in __magick_read__.cc Benjamin Lindner <lindnerb@users.sourceforge.net> parents: 9436 diff changeset	494 if (depth > 1)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10100 diff changeset	495 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10100 diff changeset	496 --depth;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10100 diff changeset	497 int i = 1;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10100 diff changeset	498 while (depth >>= 1)
9439 0a696f8aa434 determine correct image bitwidth in __magick_read__.cc Benjamin Lindner <lindnerb@users.sourceforge.net> parents: 9436 diff changeset	499 i++;
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10100 diff changeset	500 depth = 1 << i;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10100 diff changeset	501 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11585 diff changeset	502
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	503 switch (depth)
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	504 {
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	505 case 1:
10193 1a4074e277fe undo unintended change to __magick_read__.cc John W. Eaton <jwe@octave.org> parents: 10191 diff changeset	506 output = read_images<boolNDArray> (imvec, frameidx, depth);
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	507 break;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	508
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	509 case 2:
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	510 case 4:
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	511 case 8:
10193 1a4074e277fe undo unintended change to __magick_read__.cc John W. Eaton <jwe@octave.org> parents: 10191 diff changeset	512 output = read_images<uint8NDArray> (imvec, frameidx, depth) ;
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	513 break;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	514
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	515 case 16:
10193 1a4074e277fe undo unintended change to __magick_read__.cc John W. Eaton <jwe@octave.org> parents: 10191 diff changeset	516 output = read_images<uint16NDArray> (imvec, frameidx, depth);
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	517 break;
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	518
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	519 case 32:
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	520 case 64:
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	521 default:
11553 01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	522 error ("__magick_read__: image depths greater than 16-bit are not supported");
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	523 }
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	524 }
7937 6661387827d6 Allow build without GraphicsMagick installed David Bateman <dbateman@free.fr> parents: 7933 diff changeset	525 #else
6661387827d6 Allow build without GraphicsMagick installed David Bateman <dbateman@free.fr> parents: 7933 diff changeset	526
11585 1473d0cf86d2 untabify source files John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	527 error ("imread: image reading ave does not support reading images."
1473d0cf86d2 untabify source files John W. Eaton <jwe@octave.org> parents: 11570 diff changeset	528 " Image reading capabilities were disabled when this installation was compiled.");
7937 6661387827d6 Allow build without GraphicsMagick installed David Bateman <dbateman@free.fr> parents: 7933 diff changeset	529
6661387827d6 Allow build without GraphicsMagick installed David Bateman <dbateman@free.fr> parents: 7933 diff changeset	530 #endif
7925 9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	531
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	532 return output;
9316b59903c9 Add original imread() files (from octave-forge) to core octave. Thomas L. Scofield <scofield AT calvin DOT edu> parents: diff changeset	533 }
7926 d74f996e005d __magick_read__.cc: configuration and style fixes John W. Eaton <jwe@octave.org> parents: 7925 diff changeset	534
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	535 #ifdef HAVE_MAGICK
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	536
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	537 static void
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	538 jpg_settings (std::vector<Magick::Image>& imvec,
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	539 const Octave_map& options,
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	540 bool)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	541 {
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	542 bool something_set = false;
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	543
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	544 // Quality setting
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	545 octave_value result;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	546 Octave_map::const_iterator p;
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	547 bool found_it = false;
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	548
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	549 for (p = options.begin (); p != options.end (); p++)
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	550 {
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	551 if (options.key (p) == "Quality")
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	552 {
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	553 found_it = true;
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	554 result = options.contents (p).elem (0);
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	555 break;
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	556 }
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	557 }
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	558
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	559 if (found_it && (! result.is_empty ()))
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	560 {
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	561 something_set = true;
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	562
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	563 if (result.is_real_type ())
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	564 {
10978 71f38cba668d __magick_read__.cc: eliminate some casts John W. Eaton <jwe@octave.org> parents: 10977 diff changeset	565 int qlev = result.int_value ();
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	566
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	567 if (qlev < 0 \|\| qlev > 100)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	568 warning ("warning: Quality setting invalid--use default of 75");
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	569 else
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	570 {
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	571 for (size_t fnum = 0; fnum < imvec.size (); fnum++)
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	572 imvec[fnum].quality (static_cast<unsigned int>(qlev));
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	573 }
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	574 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	575 else
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	576 warning ("warning: Quality setting invalid--use default of 75");
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	577 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	578
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	579 // Other settings go here
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	580
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	581 if (! something_set)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	582 warning ("__magick_write__ warning: All write parameters ignored.");
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	583 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	584
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	585 static void
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	586 encode_bool_image (std::vector<Magick::Image>& imvec, const octave_value& img)
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	587 {
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	588 unsigned int nframes = 1;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	589 boolNDArray m = img.bool_array_value ();
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	590
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	591 dim_vector dsizes = m.dims ();
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	592 if (dsizes.length () == 4)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	593 nframes = dsizes(3);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	594
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	595 Array<octave_idx_type> idx (dim_vector (dsizes.length (), 1));
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	596
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	597 octave_idx_type rows = m.rows ();
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	598 octave_idx_type columns = m.columns ();
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	599
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	600 for (unsigned int ii = 0; ii < nframes; ii++)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	601 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	602 Magick::Image im(Magick::Geometry (columns, rows), "black");
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	603 im.classType (Magick::DirectClass);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	604 im.depth (1);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	605
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	606 for (int y = 0; y < columns; y++)
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	607 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	608 idx(1) = y;
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	609
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	610 for (int x = 0; x < rows; x++)
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	611 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	612 if (nframes > 1)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	613 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	614 idx(2) = 0;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	615 idx(3) = ii;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	616 }
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	617
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	618 idx(0) = x;
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	619
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	620 if (m(idx))
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	621 im.pixelColor (y, x, "white");
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	622 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	623 }
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	624
11034 6589aaf769f6 Correctly handle logical and integer bit depths John Swensen <jpswensen@gmail.com> parents: 10988 diff changeset	625 im.quantizeColorSpace (Magick::GRAYColorspace);
6589aaf769f6 Correctly handle logical and integer bit depths John Swensen <jpswensen@gmail.com> parents: 10988 diff changeset	626 im.quantizeColors (2);
6589aaf769f6 Correctly handle logical and integer bit depths John Swensen <jpswensen@gmail.com> parents: 10988 diff changeset	627 im.quantize ();
6589aaf769f6 Correctly handle logical and integer bit depths John Swensen <jpswensen@gmail.com> parents: 10988 diff changeset	628
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	629 imvec.push_back (im);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	630 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	631 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	632
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	633 template <class T>
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	634 static void
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	635 encode_uint_image (std::vector<Magick::Image>& imvec,
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	636 const octave_value& img,
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	637 bool has_map)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	638 {
8520 715f6cd8d5e7 __magick_read__.cc (encode_uint_image): initialize bitdepth Soren Hauberg <hauberg@gmail.com> parents: 8165 diff changeset	639 unsigned int bitdepth = 0;
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	640 T m;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	641
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	642 if (img.is_uint8_type ())
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	643 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	644 bitdepth = 8;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	645 m = img.uint8_array_value ();
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	646 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	647 else if (img.is_uint16_type ())
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	648 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	649 bitdepth = 16;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	650 m = img.uint16_array_value ();
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	651 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	652 else
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	653 error ("__magick_write__: invalid image class");
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	654
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	655 dim_vector dsizes = m.dims ();
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	656 unsigned int nframes = 1;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	657 if (dsizes.length () == 4)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	658 nframes = dsizes(3);
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	659
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	660 bool is_color = ((dsizes.length () > 2) && (dsizes(2) > 2));
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	661 bool has_alpha = (dsizes.length () > 2 && (dsizes(2) == 2 \|\| dsizes(2) == 4));
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	662
11570 57632dea2446 attempt better backward compatibility for Array constructors John W. Eaton <jwe@octave.org> parents: 11553 diff changeset	663 Array<octave_idx_type> idx (dim_vector (dsizes.length (), 1));
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	664 octave_idx_type rows = m.rows ();
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	665 octave_idx_type columns = m.columns ();
8090 3cc1ca1b1576 MSVC compilation fix Michael Goffioul parents: 8054 diff changeset	666
3cc1ca1b1576 MSVC compilation fix Michael Goffioul parents: 8054 diff changeset	667 // FIXME -- maybe simply using bit shifting would be better?
3cc1ca1b1576 MSVC compilation fix Michael Goffioul parents: 8054 diff changeset	668 unsigned int div_factor = pow (2.0, static_cast<int> (bitdepth)) - 1;
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	669
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	670 for (unsigned int ii = 0; ii < nframes; ii++)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	671 {
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	672 Magick::Image im (Magick::Geometry (columns, rows), "black");
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	673
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	674 im.depth (bitdepth);
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	675
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	676 if (has_map)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	677 im.classType (Magick::PseudoClass);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	678 else
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	679 im.classType (Magick::DirectClass);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	680
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	681 if (is_color)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	682 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	683 if (has_alpha)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	684 im.type (Magick::TrueColorMatteType);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	685 else
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	686 im.type (Magick::TrueColorType);
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	687
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	688 Magick::ColorRGB c;
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	689
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	690 for (int y = 0; y < columns; y++)
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	691 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	692 idx(1) = y;
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	693
7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	694 for (int x = 0; x < rows; x++)
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	695 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	696 idx(0) = x;
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	697
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	698 if (nframes > 1)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	699 idx(3) = ii;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	700
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	701 idx(2) = 0;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	702 c.red (static_cast<double>(m(idx)) / div_factor);
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	703
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	704 idx(2) = 1;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	705 c.green (static_cast<double>(m(idx)) / div_factor);
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	706
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	707 idx(2) = 2;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	708 c.blue (static_cast<double>(m(idx)) / div_factor);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	709
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	710 if (has_alpha)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	711 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	712 idx(2) = 3;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	713 c.alpha (static_cast<double>(m(idx)) / div_factor);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	714 }
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	715
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	716 im.pixelColor (y, x, c);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	717 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	718 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	719 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	720 else
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	721 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	722 if (has_alpha)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	723 im.type (Magick::GrayscaleMatteType);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	724 else
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	725 im.type (Magick::GrayscaleType);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	726
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	727 Magick::ColorGray c;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	728
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	729 for (int y = 0; y < columns; y++)
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	730 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	731 idx(1) = y;
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	732
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	733 for (int x=0; x < rows; x++)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	734 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	735 idx(0) = x;
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	736
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	737 if (nframes > 1)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	738 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	739 idx(2) = 0;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	740 idx(3) = ii;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	741 }
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	742
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	743 if (has_alpha)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	744 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	745 idx(2) = 1;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	746 c.alpha (static_cast<double>(m(idx)) / div_factor);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	747 idx(2) = 0;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	748 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	749
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	750 c.shade (static_cast<double>(m(idx)) / div_factor);
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	751
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	752 im.pixelColor (y, x, c);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	753 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	754 }
11034 6589aaf769f6 Correctly handle logical and integer bit depths John Swensen <jpswensen@gmail.com> parents: 10988 diff changeset	755
6589aaf769f6 Correctly handle logical and integer bit depths John Swensen <jpswensen@gmail.com> parents: 10988 diff changeset	756 im.quantizeColorSpace (Magick::GRAYColorspace);
6589aaf769f6 Correctly handle logical and integer bit depths John Swensen <jpswensen@gmail.com> parents: 10988 diff changeset	757 im.quantizeColors (pow (2, bitdepth));
6589aaf769f6 Correctly handle logical and integer bit depths John Swensen <jpswensen@gmail.com> parents: 10988 diff changeset	758 im.quantize ();
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	759 }
10979 7f49dc864f32 __magick_read__.cc: style fixes John W. Eaton <jwe@octave.org> parents: 10978 diff changeset	760
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	761 imvec.push_back (im);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	762 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	763 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	764
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	765 static void
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	766 encode_map (std::vector<Magick::Image>& imvec, const NDArray& cmap)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	767 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	768 unsigned int mapsize = cmap.dim1 ();
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	769
10978 71f38cba668d __magick_read__.cc: eliminate some casts John W. Eaton <jwe@octave.org> parents: 10977 diff changeset	770 for (size_t fnum = 0; fnum < imvec.size (); fnum++)
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	771 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	772 imvec[fnum].colorMapSize (mapsize);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	773 imvec[fnum].type (Magick::PaletteType);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	774 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	775
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	776 for (unsigned int ii = 0; ii < mapsize; ii++)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	777 {
9274 6e519bd01615 Fix RGB color construction in __magick_read__.cc Jaroslav Hajek <highegg@gmail.com> parents: 9064 diff changeset	778 Magick::ColorRGB c (cmap(ii,0), cmap(ii,1), cmap(ii,2));
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	779
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	780 // FIXME -- is this case needed?
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	781 if (cmap.dim2 () == 4)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	782 c.alpha (cmap(ii,3));
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	783
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	784 try
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	785 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	786 for_each (imvec.begin (), imvec.end (),
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	787 Magick::colorMapImage (ii, c));
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	788 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	789 catch (Magick::Warning& w)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	790 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	791 warning ("Magick++ warning: %s", w.what ());
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	792 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	793 catch (Magick::ErrorCoder& e)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	794 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	795 warning ("Magick++ coder error: %s", e.what ());
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	796 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	797 catch (Magick::Exception& e)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	798 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	799 error ("Magick++ exception: %s", e.what ());
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	800 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	801 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	802 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	803
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	804 static void
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	805 write_image (const std::string& filename, const std::string& fmt,
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	806 const octave_value& img,
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	807 const octave_value& map = octave_value (),
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	808 const octave_value& params = octave_value ())
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	809 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	810 std::vector<Magick::Image> imvec;
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	811
9275 86f475d5e7d1 imwrite.m: convert indexed images to RGB before calling __magick_write__ John W. Eaton <jwe@octave.org> parents: 9274 diff changeset	812 bool has_map = map.is_defined ();
86f475d5e7d1 imwrite.m: convert indexed images to RGB before calling __magick_write__ John W. Eaton <jwe@octave.org> parents: 9274 diff changeset	813
86f475d5e7d1 imwrite.m: convert indexed images to RGB before calling __magick_write__ John W. Eaton <jwe@octave.org> parents: 9274 diff changeset	814 if (has_map)
86f475d5e7d1 imwrite.m: convert indexed images to RGB before calling __magick_write__ John W. Eaton <jwe@octave.org> parents: 9274 diff changeset	815 {
86f475d5e7d1 imwrite.m: convert indexed images to RGB before calling __magick_write__ John W. Eaton <jwe@octave.org> parents: 9274 diff changeset	816 error ("__magick_write__: direct saving of indexed images not currently supported; use ind2rgb and save converted image");
86f475d5e7d1 imwrite.m: convert indexed images to RGB before calling __magick_write__ John W. Eaton <jwe@octave.org> parents: 9274 diff changeset	817 return;
86f475d5e7d1 imwrite.m: convert indexed images to RGB before calling __magick_write__ John W. Eaton <jwe@octave.org> parents: 9274 diff changeset	818 }
86f475d5e7d1 imwrite.m: convert indexed images to RGB before calling __magick_write__ John W. Eaton <jwe@octave.org> parents: 9274 diff changeset	819
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	820 if (img.is_bool_type ())
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	821 encode_bool_image (imvec, img);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	822 else if (img.is_uint8_type ())
9275 86f475d5e7d1 imwrite.m: convert indexed images to RGB before calling __magick_write__ John W. Eaton <jwe@octave.org> parents: 9274 diff changeset	823 encode_uint_image<uint8NDArray> (imvec, img, has_map);
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	824 else if (img.is_uint16_type ())
9275 86f475d5e7d1 imwrite.m: convert indexed images to RGB before calling __magick_write__ John W. Eaton <jwe@octave.org> parents: 9274 diff changeset	825 encode_uint_image<uint16NDArray> (imvec, img, has_map);
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	826 else
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	827 error ("__magick_write__: image type not supported");
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	828
9275 86f475d5e7d1 imwrite.m: convert indexed images to RGB before calling __magick_write__ John W. Eaton <jwe@octave.org> parents: 9274 diff changeset	829 if (! error_state && has_map)
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	830 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	831 NDArray cmap = map.array_value ();
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	832
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	833 if (! error_state)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	834 encode_map (imvec, cmap);
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	835 }
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	836
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	837 if (! error_state && params.is_defined ())
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	838 {
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	839 Octave_map options = params.map_value ();
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	840
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	841 // Insert calls here to handle parameters for various image formats
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	842 if (fmt == "jpg" \|\| fmt == "jpeg")
9275 86f475d5e7d1 imwrite.m: convert indexed images to RGB before calling __magick_write__ John W. Eaton <jwe@octave.org> parents: 9274 diff changeset	843 jpg_settings (imvec, options, has_map);
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	844 else
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	845 warning ("warning: your parameter(s) currently not supported");
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	846 }
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	847
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	848 try
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	849 {
10985 165e7e79b82c Updated for writing image files via imwrite. John Swensen <jpswensen@gmail.com> parents: 10979 diff changeset	850 Magick::writeImages (imvec.begin (), imvec.end (), fmt + ":" + filename);
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	851 }
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	852 catch (Magick::Warning& w)
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	853 {
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	854 warning ("Magick++ warning: %s", w.what ());
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	855 }
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	856 catch (Magick::ErrorCoder& e)
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	857 {
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	858 warning ("Magick++ coder error: %s", e.what ());
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	859 }
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	860 catch (Magick::Exception& e)
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	861 {
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	862 error ("Magick++ exception: %s", e.what ());
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	863 }
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	864 }
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	865
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	866 #endif
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	867
9436 5302df15ad76 __magick_read__.cc: undo unintended change John W. Eaton <jwe@octave.org> parents: 9434 diff changeset	868 DEFUN_DLD (__magick_write__, args, ,
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	869 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10778 diff changeset	870 @deftypefn {Function File} {} __magick_write__(@var{fname}, @var{fmt}, @var{img})\n\
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	871 @deftypefnx {Function File} {} __magick_write__(@var{fname}, @var{fmt}, @var{img}, @var{map})\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10778 diff changeset	872 Write images with ImageMagick++. In general you should not be using this\n\
11553 01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	873 function. Instead use @code{imwrite}.\n\
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	874 @seealso{imread}\n\
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	875 @end deftypefn")
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	876 {
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	877 octave_value_list retval;
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	878
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	879 #ifdef HAVE_MAGICK
10947 dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	880 maybe_initialize_magick ();
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	881
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	882 int nargin = args.length ();
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	883
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	884 if (nargin > 2)
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	885 {
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	886 std::string filename = args(0).string_value ();
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	887
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	888 if (! error_state)
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	889 {
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	890 std::string fmt = args(1).string_value ();
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	891
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	892 if (! error_state)
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	893 {
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	894 if (nargin > 4)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	895 write_image (filename, fmt, args(2), args(3), args(4));
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	896 else if (nargin > 3)
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	897 if (args(3).is_real_type ())
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	898 write_image (filename, fmt, args(2), args(3));
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	899 else
272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	900 write_image (filename, fmt, args(2), octave_value(), args(3));
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	901 else
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	902 write_image (filename, fmt, args(2));
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	903 }
89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	904 else
11553 01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	905 error ("__magick_write__: FMT must be string");
8053 89a512e8ec43 Replace leading tabs with spaces. scofield@scofield parents: 7974 diff changeset	906 }
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	907 else
11553 01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	908 error ("__magick_write__: FNAME must be a string");
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	909 }
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	910 else
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	911 print_usage ();
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	912 #else
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	913
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	914 error ("__magick_write__: not available in this version of Octave");
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	915
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	916 #endif
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	917
8054 272eaebbb6ba Various features added to imwrite scofield@scofield parents: 8053 diff changeset	918 return retval;
7974 fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	919 }
fcaddd090f98 imwrite: new function John W. Eaton <jwe@octave.org> parents: 7937 diff changeset	920
8165 75014ec4ac84 __magick_read__.cc: only define magick_to_octave_value functions if HAVE_MAGICK is defined John W. Eaton <jwe@octave.org> parents: 8144 diff changeset	921 #ifdef HAVE_MAGICK
75014ec4ac84 __magick_read__.cc: only define magick_to_octave_value functions if HAVE_MAGICK is defined John W. Eaton <jwe@octave.org> parents: 8144 diff changeset	922
8144 01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	923 template<class T>
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	924 static octave_value
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	925 magick_to_octave_value (const T magick)
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	926 {
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	927 return octave_value (magick);
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	928 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	929
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	930 static octave_value
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	931 magick_to_octave_value (const Magick::EndianType magick)
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	932 {
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	933 switch (magick)
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	934 {
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	935 case Magick::LSBEndian:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	936 return octave_value ("little-endian");
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	937
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	938 case Magick::MSBEndian:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	939 return octave_value ("big-endian");
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	940
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	941 default:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	942 return octave_value ("undefined");
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	943 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	944 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	945
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	946 static octave_value
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	947 magick_to_octave_value (const Magick::ResolutionType magick)
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	948 {
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	949 switch (magick)
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	950 {
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	951 case Magick::PixelsPerInchResolution:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	952 return octave_value ("pixels per inch");
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	953
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	954 case Magick::PixelsPerCentimeterResolution:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	955 return octave_value ("pixels per centimeter");
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	956
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	957 default:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	958 return octave_value ("undefined");
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	959 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	960 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	961
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	962 static octave_value
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	963 magick_to_octave_value (const Magick::ImageType magick)
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	964 {
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	965 switch (magick)
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	966 {
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	967 case Magick::BilevelType:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	968 case Magick::GrayscaleType:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	969 case Magick::GrayscaleMatteType:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	970 return octave_value ("grayscale");
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	971
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	972 case Magick::PaletteType:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	973 case Magick::PaletteMatteType:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	974 return octave_value ("indexed");
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	975
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	976 case Magick::TrueColorType:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	977 case Magick::TrueColorMatteType:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	978 case Magick::ColorSeparationType:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	979 return octave_value ("truecolor");
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	980
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	981 default:
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	982 return octave_value ("undefined");
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	983 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	984 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	985
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	986 // We put this in a try-block because GraphicsMagick will throw
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	987 // exceptions if a parameter isn't present in the current image.
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	988 #define GET_PARAM(NAME, OUTNAME) \
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	989 try \
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	990 { \
10333 0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	991 info.contents (OUTNAME)(frame,0) = magick_to_octave_value (im.NAME ()); \
8144 01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	992 } \
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	993 catch (Magick::Warning& w) \
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	994 { \
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	995 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	996
8165 75014ec4ac84 __magick_read__.cc: only define magick_to_octave_value functions if HAVE_MAGICK is defined John W. Eaton <jwe@octave.org> parents: 8144 diff changeset	997 #endif
75014ec4ac84 __magick_read__.cc: only define magick_to_octave_value functions if HAVE_MAGICK is defined John W. Eaton <jwe@octave.org> parents: 8144 diff changeset	998
9436 5302df15ad76 __magick_read__.cc: undo unintended change John W. Eaton <jwe@octave.org> parents: 9434 diff changeset	999 DEFUN_DLD (__magick_finfo__, args, ,
8144 01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1000 "-- texinfo --\n\
11553 01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	1001 @deftypefn {Loadable Function} {} __magick_finfo__(@var{fname})\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	1002 Read image information with GraphicsMagick++. In general you should\n\
11553 01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	1003 not be using this function. Instead use @code{imfinfo}.\n\
8144 01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1004 @seealso{imfinfo, imread}\n\
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1005 @end deftypefn")
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1006 {
10333 0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1007 octave_value retval;
8144 01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1008
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1009 #ifdef HAVE_MAGICK
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1010
10947 dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	1011 maybe_initialize_magick ();
dc74ce93cfc4 initialize GraphicsMagick in all __magick_* functions Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	1012
8144 01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1013 if (args.length () < 1 \|\| ! args (0).is_string ())
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1014 {
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1015 print_usage ();
10333 0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1016 return retval;
8144 01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1017 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1018
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1019 const std::string filename = args (0).string_value ();
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1020
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1021 try
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1022 {
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1023 // Read the file.
10333 0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1024 std::vector<Magick::Image> imvec;
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1025 Magick::readImages (&imvec, args(0).string_value ());
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11585 diff changeset	1026 int nframes = imvec.size ();
12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11585 diff changeset	1027
10333 0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1028 // Create the right size for the output.
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1029
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1030 static const char *fields[] =
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1031 {
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1032 "Filename",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1033 "FileModDate",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1034 "FileSize",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1035 "Height",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1036 "Width",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1037 "BitDepth",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1038 "Format",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1039 "LongFormat",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1040 "XResolution",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1041 "YResolution",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1042 "TotalColors",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1043 "TileName",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1044 "AnimationDelay",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1045 "AnimationIterations",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1046 "ByteOrder",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1047 "Gamma",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1048 "Matte",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1049 "ModulusDepth",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1050 "Quality",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1051 "QuantizeColors",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1052 "ResolutionUnits",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1053 "ColorType",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1054 "View",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1055 0
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1056 };
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1057
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1058 Octave_map info (string_vector (fields), dim_vector (nframes, 1));
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1059
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1060 file_stat fs (filename);
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1061
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1062 std::string filetime;
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1063
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1064 if (fs)
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1065 {
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1066 octave_localtime mtime = fs.mtime ();
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1067
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1068 filetime = mtime.strftime ("%e-%b-%Y %H:%M:%S");
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1069 }
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1070 else
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1071 {
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1072 std::string msg = fs.error ();
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1073
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1074 error ("imfinfo: error reading `%s': %s",
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1075 filename.c_str (), msg.c_str ());
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1076
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1077 return retval;
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1078 }
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1079
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1080 // For each frame in the image (some images contain multiple
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1081 // layers, each to be treated like a separate image).
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1082 for (int frame = 0; frame < nframes; frame++)
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1083 {
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1084 Magick::Image im = imvec[frame];
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11585 diff changeset	1085
10333 0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1086 // Add file name and timestamp.
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1087 info.contents ("Filename")(frame,0) = filename;
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1088 info.contents ("FileModDate")(frame,0) = filetime;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11585 diff changeset	1089
10333 0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1090 // Annoying CamelCase naming is for Matlab compatibility.
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1091 GET_PARAM (fileSize, "FileSize")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1092 GET_PARAM (rows, "Height")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1093 GET_PARAM (columns, "Width")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1094 GET_PARAM (depth, "BitDepth")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1095 GET_PARAM (magick, "Format")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1096 GET_PARAM (format, "LongFormat")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1097 GET_PARAM (xResolution, "XResolution")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1098 GET_PARAM (yResolution, "YResolution")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1099 GET_PARAM (totalColors, "TotalColors")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1100 GET_PARAM (tileName, "TileName")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1101 GET_PARAM (animationDelay, "AnimationDelay")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1102 GET_PARAM (animationIterations, "AnimationIterations")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1103 GET_PARAM (endian, "ByteOrder")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1104 GET_PARAM (gamma, "Gamma")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1105 GET_PARAM (matte, "Matte")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1106 GET_PARAM (modulusDepth, "ModulusDepth")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1107 GET_PARAM (quality, "Quality")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1108 GET_PARAM (quantizeColors, "QuantizeColors")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1109 GET_PARAM (resolutionUnits, "ResolutionUnits")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1110 GET_PARAM (type, "ColorType")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1111 GET_PARAM (view, "View")
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1112 }
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1113
0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1114 retval = octave_value (info);
8144 01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1115 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1116 catch (Magick::Warning& w)
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1117 {
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1118 warning ("Magick++ warning: %s", w.what ());
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1119 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1120 catch (Magick::ErrorCoder& e)
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1121 {
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1122 warning ("Magick++ coder error: %s", e.what ());
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1123 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1124 catch (Magick::Exception& e)
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1125 {
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1126 error ("Magick++ exception: %s", e.what ());
10333 0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1127 return retval;
8144 01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1128 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1129
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1130 #else
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1131
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1132 error ("imfinfo: not available in this version of Octave");
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1133
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1134 #endif
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1135
10333 0c42b6b7da24 imfinfo: support image files with multiple frames Søren Hauberg <soren@hauberg.org> parents: 10298 diff changeset	1136 return retval;
8144 01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1137 }
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1138
01fac748b680 Add the 'imfinfo' function for reading image file information. sh@sh-laptop parents: 8090 diff changeset	1139 #undef GET_PARAM
11035 8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1140
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1141 // Determine the file formats supported by GraphicsMagick. This is
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1142 // called once at the beginning of imread or imwrite to determine
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1143 // exactly which file formats are supported, so error messages can be
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1144 // displayed properly.
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1145
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1146 DEFUN_DLD (__magick_format_list__, args, ,
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1147 "-- texinfo --\n\
11553 01f703952eff Improve docstrings for functions in DLD-FUNCTIONS directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	1148 @deftypefn {Function File} {} __magick_format_list__ (@var{formats})\n\
11035 8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1149 Undocumented internal function.\n\
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1150 @end deftypefn")
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1151 {
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1152 octave_value retval;
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1153
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1154 #ifdef HAVE_MAGICK
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1155 maybe_initialize_magick ();
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1156
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1157 std::list<std::string> accepted_formats;
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1158
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1159 if (args.length () == 1)
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1160 {
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1161 Cell c = args (0).cell_value ();
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1162
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1163 if (! error_state)
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1164 {
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1165 for (octave_idx_type i = 0; i < c.nelem (); i++)
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1166 {
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1167 try
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1168 {
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1169 std::string fmt = c.elem (i).string_value ();
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1170
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1171 Magick::CoderInfo info(fmt);
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1172
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1173 if (info.isReadable () && info.isWritable ())
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1174 accepted_formats.push_back (fmt);
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1175 }
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1176 catch (Magick::Exception& e)
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1177 {
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1178 // Do nothing: exception here are simply missing formats.
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1179 }
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1180 }
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1181 }
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1182 else
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1183 error ("__magick_format_list__: expecting a cell array of image format names");
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1184 }
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1185 else
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1186 print_usage ();
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1187
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1188 retval = Cell (accepted_formats);
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1189
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1190 #else
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1191
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1192 error ("__magick_format_list__: not available in this version of Octave");
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1193
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1194 #endif
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1195
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1196 return retval;
8a6b7947f618 Added support for checking supported image types at runtime. John Swensen <jpswensen@gmail.com> parents: 11034 diff changeset	1197 }

Mercurial > octave-nkf

annotate src/DLD-FUNCTIONS/__magick_read__.cc @ 11586:12df7854fa7c