annotate src/DLD-FUNCTIONS/__magick_read__.cc @ 8920:eb63fbe60fab

update copyright notices
author John W. Eaton <jwe@octave.org>
date Sat, 07 Mar 2009 10:41:27 -0500
parents 715f6cd8d5e7
children 7c02ec148a3c
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1 /*
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2
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3 Copyright (C) 2002, 2009 Andy Adler
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4 Copyright (C) 2008 Thomas L. Scofield
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5
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6 This file is part of Octave.
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7
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8 Octave is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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10 Free Software Foundation; either version 3 of the License, or (at your
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11 option) any later version.
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12
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13 Octave is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with Octave; see the file COPYING. If not, see
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20 <http://www.gnu.org/licenses/>.
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21
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22 */
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23
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24 #ifdef HAVE_CONFIG_H
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25 #include <config.h>
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26 #endif
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27
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28 #include <cmath>
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29
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30 #include "defun-dld.h"
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31 #include "error.h"
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32 #include "ov-struct.h"
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33
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34 #ifdef HAVE_MAGICK
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35
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36 #include <GraphicsMagick/Magick++.h>
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37
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38 unsigned int
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39 scale_quantum_to_depth (const Magick::Quantum& quantum, unsigned int depth)
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40 {
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41 return (static_cast<unsigned int> (static_cast<double> (quantum)
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42 / MaxRGB * ((1 << depth) - 1)));
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43 }
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44
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45 octave_value_list
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46 read_indexed_images (std::vector<Magick::Image>& imvec,
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47 const Array<int>& frameidx, bool wantalpha)
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48 {
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49 octave_value_list output;
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50
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51 int rows = imvec[0].baseRows ();
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52 int columns = imvec[0].baseColumns ();
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53 int nframes = frameidx.length ();
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54
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55 dim_vector idim = dim_vector ();
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56 idim.resize (4);
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57 idim(0) = rows;
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58 idim(1) = columns;
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59 idim(2) = 1;
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60 idim(3) = nframes;
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61
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62 Array<int> idx (dim_vector (4));
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63
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64 Magick::ImageType type = imvec[0].type ();
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65
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66 unsigned int mapsize = imvec[0].colorMapSize ();
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67 unsigned int i = mapsize;
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68 unsigned int depth = 0;
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69 while (i >>= 1)
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70 depth++;
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71 i = 0;
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72 depth--;
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73 while (depth >>= 1)
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74 i++;
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75 depth = 1 << i;
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76
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77 switch (depth)
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78 {
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79 case 1:
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80 case 2:
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81 case 4:
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82 case 8:
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83 {
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84 uint8NDArray im = uint8NDArray (idim);
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85
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86 idx(2) = 0;
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87 for (int frame = 0; frame < nframes; frame++)
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88 {
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89 imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows);
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90
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91 const Magick::IndexPacket *pix
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92 = imvec[frameidx(frame)].getConstIndexes ();
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93
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94 i = 0;
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95 idx(3) = frame;
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96
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97 for (int y = 0; y < rows; y++)
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98 {
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99 idx(0) = y;
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100 for (int x = 0; x < columns; x++)
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101 {
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102 idx(1) = x;
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103 im(idx) = static_cast<octave_uint8> (pix[i++]);
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104 }
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105 }
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106 }
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107 im.chop_trailing_singletons ();
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108 output(0) = octave_value (im);
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109 }
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110 break;
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111
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112 case 16:
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113 {
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114 uint16NDArray im = uint16NDArray (idim);
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115
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116 idx(2) = 0;
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117 for (int frame = 0; frame < nframes; frame++)
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118 {
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119 imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows);
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120
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121 const Magick::IndexPacket *pix
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122 = imvec[frameidx(frame)].getConstIndexes ();
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123
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124 i = 0;
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125 idx(3) = frame;
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126
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127 for (int y = 0; y < rows; y++)
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128 {
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129 idx(0) = y;
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130 for (int x = 0; x < columns; x++)
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131 {
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132 idx(1) = x;
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133 im(idx) = static_cast<octave_uint16> (pix[i++]);
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134 }
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135 }
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136 }
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137 im.chop_trailing_singletons ();
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138 output(0) = octave_value (im);
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139 }
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140 break;
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141
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142 default:
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143 error ("__magic_read__: index depths bigger than 16-bit not supported");
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144 return octave_value_list ();
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145 }
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146
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147 Matrix map = Matrix (mapsize, 3);
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148 Matrix alpha;
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149
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150 switch (type)
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151 {
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152 case Magick::PaletteMatteType:
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153 #if 0
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154 warning ("palettematte");
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155 Matrix map (mapsize, 3);
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156 Matrix alpha (mapsize, 1);
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157 for (i = 0; i < mapsize; i++)
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158 {
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159 warning ("%d", i);
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160 Magick::ColorRGB c = imvec[0].colorMap (i);
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161 map(i,0) = c.red ();
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162 map(i,1) = c.green ();
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163 map(i,2) = c.blue ();
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164 alpha(i,1) = c.alpha ();
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165 }
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166 break;
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167 #endif
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168
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169 case Magick::PaletteType:
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170 alpha = Matrix (0, 0);
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171 for (i = 0; i < mapsize; i++)
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172 {
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173 Magick::ColorRGB c = imvec[0].colorMap (i);
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174 map(i,0) = c.red ();
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175 map(i,1) = c.green ();
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176 map(i,2) = c.blue ();
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177 }
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178 break;
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179
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180 default:
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181 error ("__magick_read__: unsupported indexed image type");
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182 return octave_value_list ();
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183 }
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184
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185 if (wantalpha)
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186 output(2) = alpha;
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187
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188 output(1) = map;
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189
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190 return output;
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191 }
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192
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193 template <class T>
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194 octave_value_list
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195 read_images (const std::vector<Magick::Image>& imvec,
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196 const Array<int>& frameidx, unsigned int depth)
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197 {
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198 octave_value_list retval (3, Matrix ());
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199
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200 T im;
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201
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202 int rows = imvec[0].baseRows ();
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203 int columns = imvec[0].baseColumns ();
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204 int nframes = frameidx.length ();
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205
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206 dim_vector idim = dim_vector ();
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207 idim.resize (4);
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208 idim(0) = rows;
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209 idim(1) = columns;
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210 idim(2) = 1;
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211 idim(3) = nframes;
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212
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213 Array<int> idx (dim_vector (4));
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214
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215 Magick::ImageType type = imvec[0].type ();
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216
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217 switch (type)
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218 {
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219 case Magick::BilevelType:
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220 case Magick::GrayscaleType:
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221 im = T (idim);
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222 for (int frame = 0; frame < nframes; frame++)
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223 {
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224 const Magick::PixelPacket *pix
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225 = imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows);
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226
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227 int i = 0;
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228 idx(2) = 0;
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229 idx(3) = frame;
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230
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231 for (int y = 0; y < rows; y++)
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232 {
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233 idx(0) = y;
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234 for (int x = 0; x < columns; x++)
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235 {
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236 idx(1) = x;
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237 im(idx) = scale_quantum_to_depth (pix[i++].red, depth);
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238 }
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239 }
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240 }
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241 break;
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242
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243 case Magick::GrayscaleMatteType:
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244 idim(2) = 2;
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245 im = T (idim);
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246 for (int frame = 0; frame < nframes; frame++)
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247 {
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248 const Magick::PixelPacket *pix
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249 = imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows);
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250
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251 int i = 0;
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252 idx(3) = frame;
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253
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254 for (int y = 0; y < rows; y++)
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255 {
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256 idx(0) = y;
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257 for (int x = 0; x < columns; x++)
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258 {
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259 idx(1) = x;
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260 idx(2) = 0;
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261 im(idx) = scale_quantum_to_depth (pix[i].red, depth);
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262 idx(2) = 1;
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263 im(idx) = scale_quantum_to_depth (pix[i].opacity, depth);
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264 i++;
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265 }
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266 }
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267 }
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268 break;
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269
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270 case Magick::PaletteType:
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271 case Magick::TrueColorType:
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272 idim(2) = 3;
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273 im = T (idim);
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274 for (int frame = 0; frame < nframes; frame++)
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275 {
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276 const Magick::PixelPacket *pix
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277 = imvec[frameidx(frame)].getConstPixels (0, 0, columns, rows);
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278
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279 int i = 0;
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280 idx(3) = frame;
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281
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282 for (int y = 0; y < rows; y++)
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283 {
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284 idx(0) = y;
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285 for (int x = 0; x < columns; x++)
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286 {
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287 idx(1) = x;
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288 idx(2) = 0;
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289 im(idx) = scale_quantum_to_depth (pix[i].red, depth);
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290 idx(2) = 1;
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diff changeset
291 im(idx) = scale_quantum_to_depth (pix[i].green, depth);
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
292 idx(2) = 2;
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
293 im(idx) = scale_quantum_to_depth (pix[i].blue, depth);
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
294 i++;
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
295 }
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
296 }
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
297 }
7925
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
298 break;
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
299
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
300 case Magick::PaletteMatteType:
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
301 case Magick::TrueColorMatteType:
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
302 case Magick::ColorSeparationType:
7925
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
303 idim(2) = 4;
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
304 im = T (idim);
7932
d75586531aac style fixes
John W. Eaton <jwe@octave.org>
parents: 7931
diff changeset
305 for (int frame = 0; frame < nframes; frame++)
7925
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
306 {
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
307 const Magick::PixelPacket *pix
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
308 = 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
309
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
310 int i = 0;
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
311 idx(3) = frame;
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
312
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
313 for (int y = 0; y < rows; y++)
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
314 {
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
315 idx(0) = y;
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
316 for (int x = 0; x < columns; x++)
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
317 {
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
318 idx(1) = x;
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
319 idx(2) = 0;
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
320 im(idx) = scale_quantum_to_depth (pix[i].red, depth);
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
321 idx(2) = 1;
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
322 im(idx) = scale_quantum_to_depth (pix[i].green, depth);
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
323 idx(2) = 2;
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
324 im(idx) = scale_quantum_to_depth (pix[i].blue, depth);
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
325 idx(2) = 3;
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
326 im(idx) = scale_quantum_to_depth (pix[i].opacity, depth);
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
327 i++;
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
328 }
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
329 }
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
330 }
7925
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
331 break;
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
332
7925
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
333 default:
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
334 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
335 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
336 }
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
337
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
338 im.chop_trailing_singletons ();
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
339
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
340 retval(0) = im;
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
341
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
342 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
343 }
7974
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
344
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
345 #endif
7925
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
346
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
347 DEFUN_DLD (__magick_read__, args, nargout,
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
348 "-*- texinfo -*-\n\
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
349 @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
350 @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
351 @deftypefnx{Function File} {[@var{m}, @var{colormap}, @var{alpha}] =} __magick_read__(@var{fname}, @var{index})\n\
7925
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
352 Read images with ImageMagick++. In general you should not be using this function.\n\
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
353 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
354 @seealso{imread}\n\
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
355 @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
356 {
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
357 octave_value_list output;
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
358
7937
6661387827d6 Allow build without GraphicsMagick installed
David Bateman <dbateman@free.fr>
parents: 7933
diff changeset
359 #ifdef HAVE_MAGICK
7974
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
360
7931
de26beacb20f imread.m: simplify; loadimage.m: deprecate
John W. Eaton <jwe@octave.org>
parents: 7926
diff changeset
361 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
362 || 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
363 {
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
364 print_usage ();
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
365 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
366 }
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
367
7925
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
368 Array<int> frameidx;
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
369
7931
de26beacb20f imread.m: simplify; loadimage.m: deprecate
John W. Eaton <jwe@octave.org>
parents: 7926
diff changeset
370 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
371 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
372 else
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
373 {
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
374 frameidx = Array<int> (1);
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
375 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
376 }
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
377
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
378 std::vector<Magick::Image> imvec;
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
379
7925
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
380 try
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
381 {
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
382 // 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
383 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
384 }
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
385 catch (Magick::Warning& w)
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
386 {
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
387 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
388 }
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
389 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
390 {
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
391 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
392 }
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
393 catch (Magick::Exception& e)
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
394 {
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
395 error ("Magick++ exception: %s", e.what ());
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
396 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
397 }
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
398
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
399 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
400 {
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
401 frameidx(i) = frameidx(i) - 1;
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
402
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
403 int nframes = imvec.size ();
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
404
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
405 if (frameidx(i) >= nframes || frameidx(i) < 0)
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
406 {
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
407 error ("__magick_read__: invalid index vector");
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
408 return output;
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
409 }
7925
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
410 }
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
411
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
412 Magick::ClassType klass = imvec[0].classType ();
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
413
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
414 if (klass == Magick::PseudoClass && nargout > 1)
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
415 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
416 else
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
417 {
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
418 unsigned int depth = imvec[0].modulusDepth ();
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
419 int i = 0;
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
420 while (depth >>= 1)
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
421 i++;
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
422 depth = 1 << i;
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
423
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
424 switch (depth)
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
425 {
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
426 case 1:
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
427 output = read_images<boolNDArray> (imvec, frameidx, depth);
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
428 break;
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
429
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
430 case 2:
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
431 case 4:
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
432 case 8:
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
433 output = read_images<uint8NDArray> (imvec, frameidx, depth) ;
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
434 break;
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
435
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
436 case 16:
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
437 output = read_images<uint16NDArray> (imvec, frameidx, depth);
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
438 break;
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
439
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
440 case 32:
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
441 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
442 default:
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
443 error ("__magick_read__: image depths bigger than 16-bit not supported");
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
444 }
7925
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
445 }
7937
6661387827d6 Allow build without GraphicsMagick installed
David Bateman <dbateman@free.fr>
parents: 7933
diff changeset
446 #else
6661387827d6 Allow build without GraphicsMagick installed
David Bateman <dbateman@free.fr>
parents: 7933
diff changeset
447
6661387827d6 Allow build without GraphicsMagick installed
David Bateman <dbateman@free.fr>
parents: 7933
diff changeset
448 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
449
6661387827d6 Allow build without GraphicsMagick installed
David Bateman <dbateman@free.fr>
parents: 7933
diff changeset
450 #endif
7925
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
451
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
452 return output;
9316b59903c9 Add original imread() files (from octave-forge) to core octave.
Thomas L. Scofield <scofield AT calvin DOT edu>
parents:
diff changeset
453 }
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
454
7974
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
455 #ifdef HAVE_MAGICK
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
456
8054
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
457 static void
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
458 jpg_settings (std::vector<Magick::Image>& imvec,
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
459 const Octave_map& options,
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
460 bool)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
461 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
462 int nframes = static_cast<int>(imvec.size ());
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
463 bool something_set = 0;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
464
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
465 // Quality setting
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
466 octave_value result;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
467 Octave_map::const_iterator p;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
468 bool found_it = 0;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
469 for (p = options.begin (); p != options.end (); p++)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
470 if (options.key (p) == "Quality")
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
471 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
472 found_it = 1;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
473 result = options.contents (p).elem (0);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
474 break;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
475 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
476 if (found_it && (! result.is_empty ()))
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
477 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
478 something_set = 1;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
479 if (result.is_real_type ())
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
480 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
481 int qlev = static_cast<int>(result.int_value ());
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
482 if (qlev < 0 || qlev > 100)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
483 warning ("warning: Quality setting invalid--use default of 75");
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
484 else
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
485 for (int fnum = 0; fnum < nframes; fnum++)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
486 imvec[fnum].quality (static_cast<unsigned int>(qlev));
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
487 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
488 else
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
489 warning ("warning: Quality setting invalid--use default of 75");
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
490 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
491
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
492 // Other settings go here
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
493
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
494 if (! something_set)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
495 warning ("__magick_write__ warning: All write parameters ignored.");
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
496 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
497
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
498 static void
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
499 encode_bool_image (std::vector<Magick::Image>& imvec, const octave_value& img)
7974
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
500 {
8054
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
501 unsigned int nframes = 1;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
502 boolNDArray m = img.bool_array_value ();
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
503
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
504 dim_vector dsizes = m.dims ();
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
505 if (dsizes.length () == 4)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
506 nframes = dsizes(3);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
507
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
508 Array<octave_idx_type> idx (dsizes.length ());
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
509
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
510 octave_idx_type rows = m.rows ();
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
511 octave_idx_type columns = m.columns ();
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
512
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
513 for (unsigned int ii = 0; ii < nframes; ii++)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
514 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
515 Magick::Image im(Magick::Geometry (columns, rows), "black");
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
516 im.classType (Magick::DirectClass);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
517 im.depth (1);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
518
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
519 for (int y=0; y < columns; y++)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
520 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
521 idx(1) = y;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
522 for (int x=0; x < rows; x++)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
523 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
524 if (nframes > 1)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
525 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
526 idx(2) = 0;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
527 idx(3) = ii;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
528 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
529 idx(0) = x;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
530 if (m(idx))
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
531 im.pixelColor (y, x, "white");
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
532 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
533 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
534 imvec.push_back (im);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
535 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
536 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
537
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
538 template <class T>
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
539 static void
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
540 encode_uint_image (std::vector<Magick::Image>& imvec,
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
541 const octave_value& img,
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
542 bool has_map)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
543 {
8520
715f6cd8d5e7 __magick_read__.cc (encode_uint_image): initialize bitdepth
Soren Hauberg <hauberg@gmail.com>
parents: 8165
diff changeset
544 unsigned int bitdepth = 0;
8054
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
545 T m;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
546
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
547 if (img.is_uint8_type ())
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
548 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
549 bitdepth = 8;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
550 m = img.uint8_array_value ();
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
551 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
552 else if (img.is_uint16_type ())
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
553 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
554 bitdepth = 16;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
555 m = img.uint16_array_value ();
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
556 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
557 else
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
558 error ("__magick_write__: invalid image class");
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
559
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
560 dim_vector dsizes = m.dims ();
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
561 unsigned int nframes = 1;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
562 if (dsizes.length () == 4)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
563 nframes = dsizes(3);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
564 bool is_color = ((dsizes.length () > 2) && (dsizes(2) > 2));
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
565 bool has_alpha = (dsizes.length () > 2 && (dsizes(2) == 2 || dsizes(2) == 4));
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
566
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
567 Array<octave_idx_type> idx (dsizes.length ());
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
568 octave_idx_type rows = m.rows ();
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
569 octave_idx_type columns = m.columns ();
8090
3cc1ca1b1576 MSVC compilation fix
Michael Goffioul
parents: 8054
diff changeset
570
3cc1ca1b1576 MSVC compilation fix
Michael Goffioul
parents: 8054
diff changeset
571 // FIXME -- maybe simply using bit shifting would be better?
3cc1ca1b1576 MSVC compilation fix
Michael Goffioul
parents: 8054
diff changeset
572 unsigned int div_factor = pow (2.0, static_cast<int> (bitdepth)) - 1;
8054
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
573
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
574 for (unsigned int ii = 0; ii < nframes; ii++)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
575 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
576 Magick::Image im(Magick::Geometry (columns, rows), "black");
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
577 im.depth (bitdepth);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
578 if (has_map)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
579 im.classType (Magick::PseudoClass);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
580 else
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
581 im.classType (Magick::DirectClass);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
582
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
583 if (is_color)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
584 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
585 if (has_alpha)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
586 im.type (Magick::TrueColorMatteType);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
587 else
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
588 im.type (Magick::TrueColorType);
7974
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
589
8054
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
590 Magick::ColorRGB c;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
591 for (int y=0; y < columns; y++)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
592 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
593 idx(1) = y;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
594 for (int x=0; x < rows; x++)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
595 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
596 idx(0) = x;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
597 if (nframes > 1)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
598 idx(3) = ii;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
599
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
600 idx(2) = 0;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
601 c.red (static_cast<double>(m(idx)) / div_factor);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
602 idx(2) = 1;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
603 c.green (static_cast<double>(m(idx)) / div_factor);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
604 idx(2) = 2;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
605 c.blue (static_cast<double>(m(idx)) / div_factor);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
606
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
607 if (has_alpha)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
608 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
609 idx(2) = 3;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
610 c.alpha (static_cast<double>(m(idx)) / div_factor);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
611 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
612 im.pixelColor (y, x, c);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
613 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
614 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
615 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
616 else
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
617 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
618 if (has_alpha)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
619 im.type (Magick::GrayscaleMatteType);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
620 else
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
621 im.type (Magick::GrayscaleType);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
622
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
623 Magick::ColorGray c;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
624
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
625 for (int y=0; y < columns; y++)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
626 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
627 idx(1) = y;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
628 for (int x=0; x < rows; x++)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
629 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
630 idx(0) = x;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
631 if (nframes > 1)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
632 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
633 idx(2) = 0;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
634 idx(3) = ii;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
635 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
636 if (has_alpha)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
637 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
638 idx(2) = 1;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
639 c.alpha (static_cast<double>(m(idx)) / div_factor);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
640 idx(2) = 0;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
641 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
642
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
643 c.shade (static_cast<double>(m(idx)) / div_factor);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
644 im.pixelColor (y, x, c);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
645 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
646 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
647 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
648 imvec.push_back (im);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
649 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
650 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
651
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
652 static void
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
653 encode_map (std::vector<Magick::Image>& imvec, const NDArray& cmap)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
654 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
655 unsigned int mapsize = cmap.dim1 ();
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
656 Magick::ColorRGB c;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
657 int nframes = static_cast<int>(imvec.size ());
7974
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
658
8054
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
659 for (int fnum = 0; fnum < nframes; fnum++)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
660 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
661 imvec[fnum].colorMapSize (mapsize);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
662 imvec[fnum].type (Magick::PaletteType);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
663 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
664
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
665 for (unsigned int ii = 0; ii < mapsize; ii++)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
666 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
667 c.red (cmap(ii,0));
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
668 c.green (cmap(ii,1));
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
669 c.blue (cmap(ii,2));
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
670
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
671 // FIXME -- is this case needed?
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
672 if (cmap.dim2 () == 4)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
673 c.alpha (cmap(ii,3));
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
674
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
675 try
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
676 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
677 for_each (imvec.begin (), imvec.end (),
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
678 Magick::colorMapImage (ii, c));
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
679 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
680 catch (Magick::Warning& w)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
681 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
682 warning ("Magick++ warning: %s", w.what ());
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
683 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
684 catch (Magick::ErrorCoder& e)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
685 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
686 warning ("Magick++ coder error: %s", e.what ());
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
687 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
688 catch (Magick::Exception& e)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
689 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
690 error ("Magick++ exception: %s", e.what ());
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
691 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
692 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
693 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
694
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
695 static void
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
696 write_image (const std::string& filename, const std::string& fmt,
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
697 const octave_value& img,
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
698 const octave_value& map = octave_value (),
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
699 const octave_value& params = octave_value ())
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
700 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
701 std::vector<Magick::Image> imvec;
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
702
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
703 if (img.is_bool_type ())
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
704 encode_bool_image (imvec, img);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
705 else if (img.is_uint8_type ())
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
706 encode_uint_image<uint8NDArray> (imvec, img, map.is_defined ());
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
707 else if (img.is_uint16_type ())
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
708 encode_uint_image<uint16NDArray> (imvec, img, map.is_defined ());
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
709 else
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
710 error ("__magick_write__: image type not supported");
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
711
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
712 if (! error_state && map.is_defined ())
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
713 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
714 NDArray cmap = map.array_value ();
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
715
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
716 if (! error_state)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
717 encode_map (imvec, cmap);
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
718 }
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
719
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
720 if (! error_state && params.is_defined ())
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
721 {
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
722 Octave_map options = params.map_value ();
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
723
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
724 // Insert calls here to handle parameters for various image formats
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
725 if (fmt == "jpg" || fmt == "jpeg")
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
726 jpg_settings (imvec, options, map.is_defined ());
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
727 else
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
728 warning ("warning: your parameter(s) currently not supported");
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
729 }
7974
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
730
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
731 try
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
732 {
8054
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
733 Magick::writeImages (imvec.begin (), imvec.end (), filename);
7974
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
734 }
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
735 catch (Magick::Warning& w)
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
736 {
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
737 warning ("Magick++ warning: %s", w.what ());
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
738 }
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
739 catch (Magick::ErrorCoder& e)
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
740 {
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
741 warning ("Magick++ coder error: %s", e.what ());
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
742 }
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
743 catch (Magick::Exception& e)
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
744 {
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
745 error ("Magick++ exception: %s", e.what ());
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
746 }
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
747 }
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
748
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
749 #endif
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
750
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
751 DEFUN_DLD (__magick_write__, args, ,
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
752 "-*- texinfo -*-\n\
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
753 @deftypefn {Function File} {} __magick_write__(@var{fname}, @var{fmt}, @var{img})\n\
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
754 @deftypefnx {Function File} {} __magick_write__(@var{fname}, @var{fmt}, @var{img}, @var{map})\n\
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
755 Write images with ImageMagick++. In general you should not be using this function.\n\
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
756 Instead you should use @code{imwrite}.\n\
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
757 @seealso{imread}\n\
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
758 @end deftypefn")
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
759 {
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
760 octave_value_list retval;
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
761
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
762 #ifdef HAVE_MAGICK
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
763 int nargin = args.length ();
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
764
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
765 if (nargin > 2)
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
766 {
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
767 std::string filename = args(0).string_value ();
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
768
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
769 if (! error_state)
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
770 {
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
771 std::string fmt = args(1).string_value ();
7974
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
772
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
773 if (! error_state)
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
774 {
8054
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
775 if (nargin > 4)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
776 write_image (filename, fmt, args(2), args(3), args(4));
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
777 else if (nargin > 3)
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
778 if (args(3).is_real_type ())
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
779 write_image (filename, fmt, args(2), args(3));
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
780 else
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
781 write_image (filename, fmt, args(2), octave_value(), args(3));
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
782 else
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
783 write_image (filename, fmt, args(2));
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
784 }
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
785 else
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
786 error ("__magick_write__: expecting format as second argument");
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
787 }
7974
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
788 else
8053
89a512e8ec43 Replace leading tabs with spaces.
scofield@scofield
parents: 7974
diff changeset
789 error ("__magick_write__: expecting filename as first argument");
7974
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
790 }
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
791 else
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
792 print_usage ();
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
793 #else
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
794
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
795 error ("__magick_write__: not available in this version of Octave");
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
796
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
797 #endif
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
798
8054
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
799 return retval;
7974
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
800 }
fcaddd090f98 imwrite: new function
John W. Eaton <jwe@octave.org>
parents: 7937
diff changeset
801
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
802 #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
803
8144
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
804 template<class T>
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
805 static octave_value
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
806 magick_to_octave_value (const T magick)
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
807 {
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
808 return octave_value (magick);
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
809 }
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
810
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
811 static octave_value
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
812 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
813 {
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
814 switch (magick)
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
815 {
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
816 case Magick::LSBEndian:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
817 return octave_value ("little-endian");
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
818
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
819 case Magick::MSBEndian:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
820 return octave_value ("big-endian");
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
821
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
822 default:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
823 return octave_value ("undefined");
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
824 }
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
825 }
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
826
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
827 static octave_value
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
828 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
829 {
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
830 switch (magick)
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
831 {
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
832 case Magick::PixelsPerInchResolution:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
833 return octave_value ("pixels per inch");
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
834
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
835 case Magick::PixelsPerCentimeterResolution:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
836 return octave_value ("pixels per centimeter");
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
837
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
838 default:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
839 return octave_value ("undefined");
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
840 }
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
841 }
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
842
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
843 static octave_value
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
844 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
845 {
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
846 switch (magick)
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
847 {
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
848 case Magick::BilevelType:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
849 case Magick::GrayscaleType:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
850 case Magick::GrayscaleMatteType:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
851 return octave_value ("grayscale");
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
852
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
853 case Magick::PaletteType:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
854 case Magick::PaletteMatteType:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
855 return octave_value ("indexed");
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
856
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
857 case Magick::TrueColorType:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
858 case Magick::TrueColorMatteType:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
859 case Magick::ColorSeparationType:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
860 return octave_value ("truecolor");
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 default:
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
863 return octave_value ("undefined");
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 }
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
866
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
867 // 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
868 // 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
869 #define GET_PARAM(NAME, OUTNAME) \
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
870 try \
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
871 { \
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
872 st.assign (OUTNAME, magick_to_octave_value (im.NAME ())); \
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
873 } \
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
874 catch (Magick::Warning& w) \
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 }
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
877
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
878 #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
879
8144
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
880 DEFUN_DLD (__magick_finfo__, args, ,
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
881 "-*- texinfo -*-\n\
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
882 @deftypefn {Loadable File} {} __magick_finfo__(@var{fname})\n\
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
883 Read image information with GraphicsMagick++. In general you should\n\
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
884 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
885 @seealso{imfinfo, imread}\n\
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
886 @end deftypefn")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
887 {
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
888 octave_value_list output;
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
889
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
890 #ifdef HAVE_MAGICK
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 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
893 {
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
894 print_usage ();
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
895 return output;
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
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
898 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
899
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
900 try
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 // Read the file.
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
903 Magick::Image im;
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
904 im.read (filename);
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
905
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
906 // Read properties.
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
907 Octave_map st;
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
908 st.assign ("Filename", filename);
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
909
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
910 // Annoying CamelCase naming is for Matlab compatibility.
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
911 GET_PARAM (fileSize, "FileSize")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
912 GET_PARAM (rows, "Height")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
913 GET_PARAM (columns, "Width")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
914 GET_PARAM (depth, "BitDepth")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
915 GET_PARAM (magick, "Format")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
916 GET_PARAM (format, "LongFormat")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
917 GET_PARAM (xResolution, "XResolution")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
918 GET_PARAM (yResolution, "YResolution")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
919 GET_PARAM (totalColors, "TotalColors")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
920 GET_PARAM (tileName, "TileName")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
921 GET_PARAM (animationDelay, "AnimationDelay")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
922 GET_PARAM (animationIterations, "AnimationIterations")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
923 GET_PARAM (endian, "ByteOrder")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
924 GET_PARAM (gamma, "Gamma")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
925 GET_PARAM (matte, "Matte")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
926 GET_PARAM (modulusDepth, "ModulusDepth")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
927 GET_PARAM (quality, "Quality")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
928 GET_PARAM (quantizeColors, "QuantizeColors")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
929 GET_PARAM (resolutionUnits, "ResolutionUnits")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
930 GET_PARAM (type, "ColorType")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
931 GET_PARAM (view, "View")
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
932
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
933 output (0) = st;
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
934 }
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
935 catch (Magick::Warning& w)
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
936 {
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
937 warning ("Magick++ warning: %s", w.what ());
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
938 }
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
939 catch (Magick::ErrorCoder& e)
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
940 {
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
941 warning ("Magick++ coder error: %s", e.what ());
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
942 }
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
943 catch (Magick::Exception& e)
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
944 {
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
945 error ("Magick++ exception: %s", e.what ());
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
946 return output;
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
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
949 #else
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 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
952
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
953 #endif
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
954
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
955 return output;
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
956 }
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
957
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
958 #undef GET_PARAM
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
959
01fac748b680 Add the 'imfinfo' function for reading image file information.
sh@sh-laptop
parents: 8090
diff changeset
960
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
961 /*
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
962 ;;; Local Variables: ***
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
963 ;;; mode: C++ ***
8054
272eaebbb6ba Various features added to imwrite
scofield@scofield
parents: 8053
diff changeset
964 ;;; indent-tabs-mode: nil ***
7926
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
965 ;;; End: ***
d74f996e005d __magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents: 7925
diff changeset
966 */