Mercurial > octave-nkf
annotate src/DLD-FUNCTIONS/__magick_read__.cc @ 10739:d27bd2f74137
src/DLD_FUNCTIONS/__magick_read__.cc: restore locale after GraphicsMagick initialisation
author | Soren Hauberg <hauberg@gmail.com> |
---|---|
date | Sun, 04 Jul 2010 11:44:50 +0200 |
parents | ad0b54ae206a |
children | 6035bf68a755 |
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 |
8920 | 3 Copyright (C) 2002, 2009 Andy Adler |
7932 | 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 | 29 #include <cmath> |
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 | 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 | 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 | 54 dim_vector idim = dim_vector (); |
55 idim.resize (4); | |
56 idim(0) = rows; | |
57 idim(1) = columns; | |
58 idim(2) = 1; | |
59 idim(3) = nframes; | |
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 | 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 | 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 | 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 | 85 idx(2) = 0; |
8053 | 86 for (int frame = 0; frame < nframes; frame++) |
87 { | |
88 imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows); | |
7933 | 89 |
8053 | 90 const Magick::IndexPacket *pix |
91 = imvec[frameidx(frame)].getConstIndexes (); | |
7933 | 92 |
8053 | 93 i = 0; |
8054 | 94 idx(3) = frame; |
7933 | 95 |
8053 | 96 for (int y = 0; y < rows; y++) |
8054 | 97 { |
98 idx(0) = y; | |
99 for (int x = 0; x < columns; x++) | |
100 { | |
101 idx(1) = x; | |
102 im(idx) = static_cast<octave_uint8> (pix[i++]); | |
103 } | |
104 } | |
8053 | 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 | 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 | 113 uint16NDArray im = uint16NDArray (idim); |
7933 | 114 |
8054 | 115 idx(2) = 0; |
8053 | 116 for (int frame = 0; frame < nframes; frame++) |
117 { | |
118 imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows); | |
7933 | 119 |
8053 | 120 const Magick::IndexPacket *pix |
121 = imvec[frameidx(frame)].getConstIndexes (); | |
7933 | 122 |
8053 | 123 i = 0; |
8054 | 124 idx(3) = frame; |
7933 | 125 |
8053 | 126 for (int y = 0; y < rows; y++) |
8054 | 127 { |
128 idx(0) = y; | |
129 for (int x = 0; x < columns; x++) | |
130 { | |
131 idx(1) = x; | |
132 im(idx) = static_cast<octave_uint16> (pix[i++]); | |
133 } | |
134 } | |
8053 | 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: |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
142 error ("__magic_read__: index depths bigger than 16-bit 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 | 158 warning ("%d", i); |
159 Magick::ColorRGB c = imvec[0].colorMap (i); | |
160 map(i,0) = c.red (); | |
161 map(i,1) = c.green (); | |
162 map(i,2) = c.blue (); | |
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 | 172 Magick::ColorRGB c = imvec[0].colorMap (i); |
173 map(i,0) = c.red (); | |
174 map(i,1) = c.green (); | |
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 | 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 | 371 |
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 |
9436
5302df15ad76
__magick_read__.cc: undo unintended change
John W. Eaton <jwe@octave.org>
parents:
9434
diff
changeset
|
374 DEFUN_DLD (__magick_read__, args, nargout, |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
375 "-*- texinfo -*-\n\ |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
376 @deftypefn {Function File} {@var{m} =} __magick_read__(@var{fname}, @var{index})\n\ |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
377 @deftypefnx{Function File} {[@var{m}, @var{colormap}] =} __magick_read__(@var{fname}, @var{index})\n\ |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
378 @deftypefnx{Function File} {[@var{m}, @var{colormap}, @var{alpha}] =} __magick_read__(@var{fname}, @var{index})\n\ |
9064
7c02ec148a3c
Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
379 Read images with ImageMagick++. In general you should not be using this function.\n\ |
7925
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
380 Instead you should use @code{imread}.\n\ |
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
381 @seealso{imread}\n\ |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
382 @end deftypefn") |
7925
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
383 { |
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
384 octave_value_list output; |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
385 |
7937
6661387827d6
Allow build without GraphicsMagick installed
David Bateman <dbateman@free.fr>
parents:
7933
diff
changeset
|
386 #ifdef HAVE_MAGICK |
7974 | 387 |
10390
ad0b54ae206a
__magick_read__ (F__magick_read__): call Magick::InitializeMagick
John W. Eaton <jwe@octave.org>
parents:
10350
diff
changeset
|
388 static bool initialized = false; |
ad0b54ae206a
__magick_read__ (F__magick_read__): call Magick::InitializeMagick
John W. Eaton <jwe@octave.org>
parents:
10350
diff
changeset
|
389 |
ad0b54ae206a
__magick_read__ (F__magick_read__): call Magick::InitializeMagick
John W. Eaton <jwe@octave.org>
parents:
10350
diff
changeset
|
390 if (! initialized) |
ad0b54ae206a
__magick_read__ (F__magick_read__): call Magick::InitializeMagick
John W. Eaton <jwe@octave.org>
parents:
10350
diff
changeset
|
391 { |
10739
d27bd2f74137
src/DLD_FUNCTIONS/__magick_read__.cc: restore locale after GraphicsMagick initialisation
Soren Hauberg <hauberg@gmail.com>
parents:
10390
diff
changeset
|
392 // 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
|
393 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
|
394 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
|
395 |
10390
ad0b54ae206a
__magick_read__ (F__magick_read__): call Magick::InitializeMagick
John W. Eaton <jwe@octave.org>
parents:
10350
diff
changeset
|
396 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
|
397 |
ad0b54ae206a
__magick_read__ (F__magick_read__): call Magick::InitializeMagick
John W. Eaton <jwe@octave.org>
parents:
10350
diff
changeset
|
398 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
|
399 |
10739
d27bd2f74137
src/DLD_FUNCTIONS/__magick_read__.cc: restore locale after GraphicsMagick initialisation
Soren Hauberg <hauberg@gmail.com>
parents:
10390
diff
changeset
|
400 // 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
|
401 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
|
402 |
10390
ad0b54ae206a
__magick_read__ (F__magick_read__): call Magick::InitializeMagick
John W. Eaton <jwe@octave.org>
parents:
10350
diff
changeset
|
403 initialized = true; |
ad0b54ae206a
__magick_read__ (F__magick_read__): call Magick::InitializeMagick
John W. Eaton <jwe@octave.org>
parents:
10350
diff
changeset
|
404 } |
ad0b54ae206a
__magick_read__ (F__magick_read__): call Magick::InitializeMagick
John W. Eaton <jwe@octave.org>
parents:
10350
diff
changeset
|
405 |
7931
de26beacb20f
imread.m: simplify; loadimage.m: deprecate
John W. Eaton <jwe@octave.org>
parents:
7926
diff
changeset
|
406 if (args.length () > 2 || 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
|
407 || 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
|
408 { |
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
409 print_usage (); |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
410 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
|
411 } |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
412 |
7925
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
413 Array<int> frameidx; |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
414 |
7931
de26beacb20f
imread.m: simplify; loadimage.m: deprecate
John W. Eaton <jwe@octave.org>
parents:
7926
diff
changeset
|
415 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
|
416 frameidx = args(1).int_vector_value(); |
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
417 else |
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
418 { |
10350
12884915a8e4
merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents:
10333
diff
changeset
|
419 frameidx = Array<int> (1, 1); |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
420 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
|
421 } |
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
422 |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
423 std::vector<Magick::Image> imvec; |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
424 |
7925
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
425 try |
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
426 { |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
427 // 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
|
428 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
|
429 } |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
430 catch (Magick::Warning& w) |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
431 { |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
432 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
|
433 } |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
434 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
|
435 { |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
436 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
|
437 } |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
438 catch (Magick::Exception& e) |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
439 { |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
440 error ("Magick++ exception: %s", e.what ()); |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
441 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
|
442 } |
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
443 |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
444 for (int i = 0; i < frameidx.length(); i++) |
7925
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
445 { |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
446 frameidx(i) = frameidx(i) - 1; |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
447 |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
448 int nframes = imvec.size (); |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
449 |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
450 if (frameidx(i) >= nframes || frameidx(i) < 0) |
8053 | 451 { |
452 error ("__magick_read__: invalid index vector"); | |
453 return output; | |
454 } | |
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 |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
457 Magick::ClassType klass = imvec[0].classType (); |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
458 |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
459 if (klass == Magick::PseudoClass && nargout > 1) |
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
460 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
|
461 else |
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
462 { |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
463 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
|
464 if (depth > 1) |
10154
40dfc0c99116
DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents:
10100
diff
changeset
|
465 { |
40dfc0c99116
DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents:
10100
diff
changeset
|
466 --depth; |
40dfc0c99116
DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents:
10100
diff
changeset
|
467 int i = 1; |
40dfc0c99116
DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents:
10100
diff
changeset
|
468 while (depth >>= 1) |
9439
0a696f8aa434
determine correct image bitwidth in __magick_read__.cc
Benjamin Lindner <lindnerb@users.sourceforge.net>
parents:
9436
diff
changeset
|
469 i++; |
10154
40dfc0c99116
DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents:
10100
diff
changeset
|
470 depth = 1 << i; |
40dfc0c99116
DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents:
10100
diff
changeset
|
471 } |
9439
0a696f8aa434
determine correct image bitwidth in __magick_read__.cc
Benjamin Lindner <lindnerb@users.sourceforge.net>
parents:
9436
diff
changeset
|
472 |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
473 switch (depth) |
8053 | 474 { |
475 case 1: | |
10193
1a4074e277fe
undo unintended change to __magick_read__.cc
John W. Eaton <jwe@octave.org>
parents:
10191
diff
changeset
|
476 output = read_images<boolNDArray> (imvec, frameidx, depth); |
8053 | 477 break; |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
478 |
8053 | 479 case 2: |
480 case 4: | |
481 case 8: | |
10193
1a4074e277fe
undo unintended change to __magick_read__.cc
John W. Eaton <jwe@octave.org>
parents:
10191
diff
changeset
|
482 output = read_images<uint8NDArray> (imvec, frameidx, depth) ; |
8053 | 483 break; |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
484 |
8053 | 485 case 16: |
10193
1a4074e277fe
undo unintended change to __magick_read__.cc
John W. Eaton <jwe@octave.org>
parents:
10191
diff
changeset
|
486 output = read_images<uint16NDArray> (imvec, frameidx, depth); |
8053 | 487 break; |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
488 |
8053 | 489 case 32: |
490 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
|
491 default: |
8053 | 492 error ("__magick_read__: image depths bigger than 16-bit not supported"); |
493 } | |
7925
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
494 } |
7937
6661387827d6
Allow build without GraphicsMagick installed
David Bateman <dbateman@free.fr>
parents:
7933
diff
changeset
|
495 #else |
6661387827d6
Allow build without GraphicsMagick installed
David Bateman <dbateman@free.fr>
parents:
7933
diff
changeset
|
496 |
6661387827d6
Allow build without GraphicsMagick installed
David Bateman <dbateman@free.fr>
parents:
7933
diff
changeset
|
497 error ("__magick_read__: not available in this version of Octave"); |
6661387827d6
Allow build without GraphicsMagick installed
David Bateman <dbateman@free.fr>
parents:
7933
diff
changeset
|
498 |
6661387827d6
Allow build without GraphicsMagick installed
David Bateman <dbateman@free.fr>
parents:
7933
diff
changeset
|
499 #endif |
7925
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
500 |
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
501 return output; |
9316b59903c9
Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff
changeset
|
502 } |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7925
diff
changeset
|
503 |
7974 | 504 #ifdef HAVE_MAGICK |
505 | |
8054 | 506 static void |
507 jpg_settings (std::vector<Magick::Image>& imvec, | |
508 const Octave_map& options, | |
509 bool) | |
510 { | |
511 int nframes = static_cast<int>(imvec.size ()); | |
512 bool something_set = 0; | |
513 | |
514 // Quality setting | |
515 octave_value result; | |
516 Octave_map::const_iterator p; | |
517 bool found_it = 0; | |
518 for (p = options.begin (); p != options.end (); p++) | |
519 if (options.key (p) == "Quality") | |
520 { | |
521 found_it = 1; | |
522 result = options.contents (p).elem (0); | |
523 break; | |
524 } | |
525 if (found_it && (! result.is_empty ())) | |
526 { | |
527 something_set = 1; | |
528 if (result.is_real_type ()) | |
529 { | |
530 int qlev = static_cast<int>(result.int_value ()); | |
531 if (qlev < 0 || qlev > 100) | |
532 warning ("warning: Quality setting invalid--use default of 75"); | |
533 else | |
534 for (int fnum = 0; fnum < nframes; fnum++) | |
535 imvec[fnum].quality (static_cast<unsigned int>(qlev)); | |
536 } | |
537 else | |
538 warning ("warning: Quality setting invalid--use default of 75"); | |
539 } | |
540 | |
541 // Other settings go here | |
542 | |
543 if (! something_set) | |
544 warning ("__magick_write__ warning: All write parameters ignored."); | |
545 } | |
546 | |
547 static void | |
548 encode_bool_image (std::vector<Magick::Image>& imvec, const octave_value& img) | |
7974 | 549 { |
8054 | 550 unsigned int nframes = 1; |
551 boolNDArray m = img.bool_array_value (); | |
552 | |
553 dim_vector dsizes = m.dims (); | |
554 if (dsizes.length () == 4) | |
555 nframes = dsizes(3); | |
556 | |
10350
12884915a8e4
merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents:
10333
diff
changeset
|
557 Array<octave_idx_type> idx (dsizes.length (), 1); |
8054 | 558 |
559 octave_idx_type rows = m.rows (); | |
560 octave_idx_type columns = m.columns (); | |
561 | |
562 for (unsigned int ii = 0; ii < nframes; ii++) | |
563 { | |
564 Magick::Image im(Magick::Geometry (columns, rows), "black"); | |
565 im.classType (Magick::DirectClass); | |
566 im.depth (1); | |
567 | |
568 for (int y=0; y < columns; y++) | |
569 { | |
570 idx(1) = y; | |
571 for (int x=0; x < rows; x++) | |
572 { | |
573 if (nframes > 1) | |
574 { | |
575 idx(2) = 0; | |
576 idx(3) = ii; | |
577 } | |
578 idx(0) = x; | |
579 if (m(idx)) | |
580 im.pixelColor (y, x, "white"); | |
581 } | |
582 } | |
583 imvec.push_back (im); | |
584 } | |
585 } | |
586 | |
587 template <class T> | |
588 static void | |
589 encode_uint_image (std::vector<Magick::Image>& imvec, | |
590 const octave_value& img, | |
591 bool has_map) | |
592 { | |
8520
715f6cd8d5e7
__magick_read__.cc (encode_uint_image): initialize bitdepth
Soren Hauberg <hauberg@gmail.com>
parents:
8165
diff
changeset
|
593 unsigned int bitdepth = 0; |
8054 | 594 T m; |
595 | |
596 if (img.is_uint8_type ()) | |
597 { | |
598 bitdepth = 8; | |
599 m = img.uint8_array_value (); | |
600 } | |
601 else if (img.is_uint16_type ()) | |
602 { | |
603 bitdepth = 16; | |
604 m = img.uint16_array_value (); | |
605 } | |
606 else | |
607 error ("__magick_write__: invalid image class"); | |
608 | |
609 dim_vector dsizes = m.dims (); | |
610 unsigned int nframes = 1; | |
611 if (dsizes.length () == 4) | |
612 nframes = dsizes(3); | |
613 bool is_color = ((dsizes.length () > 2) && (dsizes(2) > 2)); | |
614 bool has_alpha = (dsizes.length () > 2 && (dsizes(2) == 2 || dsizes(2) == 4)); | |
615 | |
10350
12884915a8e4
merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents:
10333
diff
changeset
|
616 Array<octave_idx_type> idx (dsizes.length (), 1); |
8054 | 617 octave_idx_type rows = m.rows (); |
618 octave_idx_type columns = m.columns (); | |
8090 | 619 |
620 // FIXME -- maybe simply using bit shifting would be better? | |
621 unsigned int div_factor = pow (2.0, static_cast<int> (bitdepth)) - 1; | |
8054 | 622 |
623 for (unsigned int ii = 0; ii < nframes; ii++) | |
624 { | |
625 Magick::Image im(Magick::Geometry (columns, rows), "black"); | |
626 im.depth (bitdepth); | |
627 if (has_map) | |
628 im.classType (Magick::PseudoClass); | |
629 else | |
630 im.classType (Magick::DirectClass); | |
631 | |
632 if (is_color) | |
633 { | |
634 if (has_alpha) | |
635 im.type (Magick::TrueColorMatteType); | |
636 else | |
637 im.type (Magick::TrueColorType); | |
7974 | 638 |
8054 | 639 Magick::ColorRGB c; |
640 for (int y=0; y < columns; y++) | |
641 { | |
642 idx(1) = y; | |
643 for (int x=0; x < rows; x++) | |
644 { | |
645 idx(0) = x; | |
646 if (nframes > 1) | |
647 idx(3) = ii; | |
648 | |
649 idx(2) = 0; | |
650 c.red (static_cast<double>(m(idx)) / div_factor); | |
651 idx(2) = 1; | |
652 c.green (static_cast<double>(m(idx)) / div_factor); | |
653 idx(2) = 2; | |
654 c.blue (static_cast<double>(m(idx)) / div_factor); | |
655 | |
656 if (has_alpha) | |
657 { | |
658 idx(2) = 3; | |
659 c.alpha (static_cast<double>(m(idx)) / div_factor); | |
660 } | |
661 im.pixelColor (y, x, c); | |
662 } | |
663 } | |
664 } | |
665 else | |
666 { | |
667 if (has_alpha) | |
668 im.type (Magick::GrayscaleMatteType); | |
669 else | |
670 im.type (Magick::GrayscaleType); | |
671 | |
672 Magick::ColorGray c; | |
673 | |
674 for (int y=0; y < columns; y++) | |
675 { | |
676 idx(1) = y; | |
677 for (int x=0; x < rows; x++) | |
678 { | |
679 idx(0) = x; | |
680 if (nframes > 1) | |
681 { | |
682 idx(2) = 0; | |
683 idx(3) = ii; | |
684 } | |
685 if (has_alpha) | |
686 { | |
687 idx(2) = 1; | |
688 c.alpha (static_cast<double>(m(idx)) / div_factor); | |
689 idx(2) = 0; | |
690 } | |
691 | |
692 c.shade (static_cast<double>(m(idx)) / div_factor); | |
693 im.pixelColor (y, x, c); | |
694 } | |
695 } | |
696 } | |
697 imvec.push_back (im); | |
698 } | |
699 } | |
700 | |
701 static void | |
702 encode_map (std::vector<Magick::Image>& imvec, const NDArray& cmap) | |
703 { | |
704 unsigned int mapsize = cmap.dim1 (); | |
705 int nframes = static_cast<int>(imvec.size ()); | |
7974 | 706 |
8054 | 707 for (int fnum = 0; fnum < nframes; fnum++) |
708 { | |
709 imvec[fnum].colorMapSize (mapsize); | |
710 imvec[fnum].type (Magick::PaletteType); | |
711 } | |
712 | |
713 for (unsigned int ii = 0; ii < mapsize; ii++) | |
714 { | |
9274
6e519bd01615
Fix RGB color construction in __magick_read__.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
9064
diff
changeset
|
715 Magick::ColorRGB c (cmap(ii,0), cmap(ii,1), cmap(ii,2)); |
8054 | 716 |
717 // FIXME -- is this case needed? | |
718 if (cmap.dim2 () == 4) | |
719 c.alpha (cmap(ii,3)); | |
720 | |
721 try | |
722 { | |
723 for_each (imvec.begin (), imvec.end (), | |
724 Magick::colorMapImage (ii, c)); | |
725 } | |
726 catch (Magick::Warning& w) | |
727 { | |
728 warning ("Magick++ warning: %s", w.what ()); | |
729 } | |
730 catch (Magick::ErrorCoder& e) | |
731 { | |
732 warning ("Magick++ coder error: %s", e.what ()); | |
733 } | |
734 catch (Magick::Exception& e) | |
735 { | |
736 error ("Magick++ exception: %s", e.what ()); | |
737 } | |
738 } | |
739 } | |
740 | |
741 static void | |
742 write_image (const std::string& filename, const std::string& fmt, | |
743 const octave_value& img, | |
744 const octave_value& map = octave_value (), | |
745 const octave_value& params = octave_value ()) | |
746 { | |
747 std::vector<Magick::Image> imvec; | |
748 | |
9275
86f475d5e7d1
imwrite.m: convert indexed images to RGB before calling __magick_write__
John W. Eaton <jwe@octave.org>
parents:
9274
diff
changeset
|
749 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
|
750 |
86f475d5e7d1
imwrite.m: convert indexed images to RGB before calling __magick_write__
John W. Eaton <jwe@octave.org>
parents:
9274
diff
changeset
|
751 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
|
752 { |
86f475d5e7d1
imwrite.m: convert indexed images to RGB before calling __magick_write__
John W. Eaton <jwe@octave.org>
parents:
9274
diff
changeset
|
753 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
|
754 return; |
86f475d5e7d1
imwrite.m: convert indexed images to RGB before calling __magick_write__
John W. Eaton <jwe@octave.org>
parents:
9274
diff
changeset
|
755 } |
86f475d5e7d1
imwrite.m: convert indexed images to RGB before calling __magick_write__
John W. Eaton <jwe@octave.org>
parents:
9274
diff
changeset
|
756 |
8054 | 757 if (img.is_bool_type ()) |
758 encode_bool_image (imvec, img); | |
759 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
|
760 encode_uint_image<uint8NDArray> (imvec, img, has_map); |
8054 | 761 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
|
762 encode_uint_image<uint16NDArray> (imvec, img, has_map); |
8054 | 763 else |
764 error ("__magick_write__: image type not supported"); | |
765 | |
9275
86f475d5e7d1
imwrite.m: convert indexed images to RGB before calling __magick_write__
John W. Eaton <jwe@octave.org>
parents:
9274
diff
changeset
|
766 if (! error_state && has_map) |
8054 | 767 { |
768 NDArray cmap = map.array_value (); | |
769 | |
770 if (! error_state) | |
771 encode_map (imvec, cmap); | |
772 } | |
773 | |
774 if (! error_state && params.is_defined ()) | |
775 { | |
776 Octave_map options = params.map_value (); | |
777 | |
778 // Insert calls here to handle parameters for various image formats | |
779 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
|
780 jpg_settings (imvec, options, has_map); |
8054 | 781 else |
782 warning ("warning: your parameter(s) currently not supported"); | |
783 } | |
7974 | 784 |
785 try | |
786 { | |
8054 | 787 Magick::writeImages (imvec.begin (), imvec.end (), filename); |
7974 | 788 } |
789 catch (Magick::Warning& w) | |
790 { | |
791 warning ("Magick++ warning: %s", w.what ()); | |
792 } | |
793 catch (Magick::ErrorCoder& e) | |
794 { | |
795 warning ("Magick++ coder error: %s", e.what ()); | |
796 } | |
797 catch (Magick::Exception& e) | |
798 { | |
799 error ("Magick++ exception: %s", e.what ()); | |
800 } | |
801 } | |
802 | |
803 #endif | |
804 | |
9436
5302df15ad76
__magick_read__.cc: undo unintended change
John W. Eaton <jwe@octave.org>
parents:
9434
diff
changeset
|
805 DEFUN_DLD (__magick_write__, args, , |
7974 | 806 "-*- texinfo -*-\n\ |
807 @deftypefn {Function File} {} __magick_write__(@var{fname}, @var{fmt}, @var{img})\n\ | |
808 @deftypefnx {Function File} {} __magick_write__(@var{fname}, @var{fmt}, @var{img}, @var{map})\n\ | |
9064
7c02ec148a3c
Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
809 Write images with ImageMagick++. In general you should not be using this function.\n\ |
7974 | 810 Instead you should use @code{imwrite}.\n\ |
811 @seealso{imread}\n\ | |
812 @end deftypefn") | |
813 { | |
814 octave_value_list retval; | |
815 | |
816 #ifdef HAVE_MAGICK | |
817 int nargin = args.length (); | |
818 | |
819 if (nargin > 2) | |
820 { | |
821 std::string filename = args(0).string_value (); | |
822 | |
823 if (! error_state) | |
8053 | 824 { |
825 std::string fmt = args(1).string_value (); | |
7974 | 826 |
8053 | 827 if (! error_state) |
828 { | |
8054 | 829 if (nargin > 4) |
830 write_image (filename, fmt, args(2), args(3), args(4)); | |
831 else if (nargin > 3) | |
832 if (args(3).is_real_type ()) | |
833 write_image (filename, fmt, args(2), args(3)); | |
834 else | |
835 write_image (filename, fmt, args(2), octave_value(), args(3)); | |
8053 | 836 else |
837 write_image (filename, fmt, args(2)); | |
838 } | |
839 else | |
840 error ("__magick_write__: expecting format as second argument"); | |
841 } | |
7974 | 842 else |
8053 | 843 error ("__magick_write__: expecting filename as first argument"); |
7974 | 844 } |
845 else | |
846 print_usage (); | |
847 #else | |
848 | |
849 error ("__magick_write__: not available in this version of Octave"); | |
850 | |
851 #endif | |
852 | |
8054 | 853 return retval; |
7974 | 854 } |
855 | |
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
|
856 #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
|
857 |
8144
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
858 template<class T> |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
859 static octave_value |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
860 magick_to_octave_value (const T magick) |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
861 { |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
862 return octave_value (magick); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
863 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
864 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
865 static octave_value |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
866 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
|
867 { |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
868 switch (magick) |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
869 { |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
870 case Magick::LSBEndian: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
871 return octave_value ("little-endian"); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
872 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
873 case Magick::MSBEndian: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
874 return octave_value ("big-endian"); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
875 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
876 default: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
877 return octave_value ("undefined"); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
878 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
879 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
880 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
881 static octave_value |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
882 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
|
883 { |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
884 switch (magick) |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
885 { |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
886 case Magick::PixelsPerInchResolution: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
887 return octave_value ("pixels per inch"); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
888 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
889 case Magick::PixelsPerCentimeterResolution: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
890 return octave_value ("pixels per centimeter"); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
891 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
892 default: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
893 return octave_value ("undefined"); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
894 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
895 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
896 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
897 static octave_value |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
898 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
|
899 { |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
900 switch (magick) |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
901 { |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
902 case Magick::BilevelType: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
903 case Magick::GrayscaleType: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
904 case Magick::GrayscaleMatteType: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
905 return octave_value ("grayscale"); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
906 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
907 case Magick::PaletteType: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
908 case Magick::PaletteMatteType: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
909 return octave_value ("indexed"); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
910 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
911 case Magick::TrueColorType: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
912 case Magick::TrueColorMatteType: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
913 case Magick::ColorSeparationType: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
914 return octave_value ("truecolor"); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
915 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
916 default: |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
917 return octave_value ("undefined"); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
918 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
919 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
920 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
921 // 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
|
922 // 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
|
923 #define GET_PARAM(NAME, OUTNAME) \ |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
924 try \ |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
925 { \ |
10333
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
926 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
|
927 } \ |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
928 catch (Magick::Warning& w) \ |
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 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
931 |
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
|
932 #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
|
933 |
9436
5302df15ad76
__magick_read__.cc: undo unintended change
John W. Eaton <jwe@octave.org>
parents:
9434
diff
changeset
|
934 DEFUN_DLD (__magick_finfo__, args, , |
8144
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
935 "-*- texinfo -*-\n\ |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
936 @deftypefn {Loadable File} {} __magick_finfo__(@var{fname})\n\ |
9064
7c02ec148a3c
Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents:
8920
diff
changeset
|
937 Read image information with GraphicsMagick++. In general you should\n\ |
8144
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
938 not be using this function. Instead you should use @code{imfinfo}.\n\ |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
939 @seealso{imfinfo, imread}\n\ |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
940 @end deftypefn") |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
941 { |
10333
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
942 octave_value retval; |
8144
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 #ifdef HAVE_MAGICK |
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 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
|
947 { |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
948 print_usage (); |
10333
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
949 return retval; |
8144
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 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
952 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
|
953 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
954 try |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
955 { |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
956 // Read the file. |
10333
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
957 std::vector<Magick::Image> imvec; |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
958 Magick::readImages (&imvec, args(0).string_value ()); |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
959 int nframes = imvec.size (); |
8144
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
960 |
10333
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
961 // Create the right size for the output. |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
962 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
963 static const char *fields[] = |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
964 { |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
965 "Filename", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
966 "FileModDate", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
967 "FileSize", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
968 "Height", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
969 "Width", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
970 "BitDepth", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
971 "Format", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
972 "LongFormat", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
973 "XResolution", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
974 "YResolution", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
975 "TotalColors", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
976 "TileName", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
977 "AnimationDelay", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
978 "AnimationIterations", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
979 "ByteOrder", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
980 "Gamma", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
981 "Matte", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
982 "ModulusDepth", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
983 "Quality", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
984 "QuantizeColors", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
985 "ResolutionUnits", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
986 "ColorType", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
987 "View", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
988 0 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
989 }; |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
990 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
991 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
|
992 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
993 file_stat fs (filename); |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
994 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
995 std::string filetime; |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
996 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
997 if (fs) |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
998 { |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
999 octave_localtime mtime = fs.mtime (); |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1000 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1001 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
|
1002 } |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1003 else |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1004 { |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1005 std::string msg = fs.error (); |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1006 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1007 error ("imfinfo: error reading `%s': %s", |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1008 filename.c_str (), msg.c_str ()); |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1009 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1010 return retval; |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1011 } |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1012 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1013 // 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
|
1014 // 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
|
1015 for (int frame = 0; frame < nframes; frame++) |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1016 { |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1017 Magick::Image im = imvec[frame]; |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1018 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1019 // Add file name and timestamp. |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1020 info.contents ("Filename")(frame,0) = filename; |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1021 info.contents ("FileModDate")(frame,0) = filetime; |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1022 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1023 // Annoying CamelCase naming is for Matlab compatibility. |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1024 GET_PARAM (fileSize, "FileSize") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1025 GET_PARAM (rows, "Height") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1026 GET_PARAM (columns, "Width") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1027 GET_PARAM (depth, "BitDepth") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1028 GET_PARAM (magick, "Format") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1029 GET_PARAM (format, "LongFormat") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1030 GET_PARAM (xResolution, "XResolution") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1031 GET_PARAM (yResolution, "YResolution") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1032 GET_PARAM (totalColors, "TotalColors") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1033 GET_PARAM (tileName, "TileName") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1034 GET_PARAM (animationDelay, "AnimationDelay") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1035 GET_PARAM (animationIterations, "AnimationIterations") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1036 GET_PARAM (endian, "ByteOrder") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1037 GET_PARAM (gamma, "Gamma") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1038 GET_PARAM (matte, "Matte") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1039 GET_PARAM (modulusDepth, "ModulusDepth") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1040 GET_PARAM (quality, "Quality") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1041 GET_PARAM (quantizeColors, "QuantizeColors") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1042 GET_PARAM (resolutionUnits, "ResolutionUnits") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1043 GET_PARAM (type, "ColorType") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1044 GET_PARAM (view, "View") |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1045 } |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1046 |
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1047 retval = octave_value (info); |
8144
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1048 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1049 catch (Magick::Warning& w) |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1050 { |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1051 warning ("Magick++ warning: %s", w.what ()); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1052 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1053 catch (Magick::ErrorCoder& e) |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1054 { |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1055 warning ("Magick++ coder error: %s", e.what ()); |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1056 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1057 catch (Magick::Exception& e) |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1058 { |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1059 error ("Magick++ exception: %s", e.what ()); |
10333
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1060 return retval; |
8144
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1061 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1062 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1063 #else |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1064 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1065 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
|
1066 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1067 #endif |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1068 |
10333
0c42b6b7da24
imfinfo: support image files with multiple frames
Søren Hauberg <soren@hauberg.org>
parents:
10298
diff
changeset
|
1069 return retval; |
8144
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1070 } |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1071 |
01fac748b680
Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents:
8090
diff
changeset
|
1072 #undef GET_PARAM |