2 * Copyright (c) 2001-2003, David Janssens
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3 * Copyright (c) 2002-2003, Yannick Verschueren
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4 * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe
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5 * Copyright (c) 2005, Hervé Drolon, FreeImage Team
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6 * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
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7 * All rights reserved.
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9 * Redistribution and use in source and binary forms, with or without
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10 * modification, are permitted provided that the following conditions
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12 * 1. Redistributions of source code must retain the above copyright
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13 * notice, this list of conditions and the following disclaimer.
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14 * 2. Redistributions in binary form must reproduce the above copyright
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15 * notice, this list of conditions and the following disclaimer in the
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16 * documentation and/or other materials provided with the distribution.
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18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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28 * POSSIBILITY OF SUCH DAMAGE.
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34 #include "openjpeg.h"
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35 #include "compat/getopt.h"
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36 #include "convert.h"
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39 #define stricmp strcasecmp
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40 #define strnicmp strncasecmp
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43 /* ----------------------------------------------------------------------- */
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54 /* ----------------------------------------------------------------------- */
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56 void encode_help_display() {
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57 fprintf(stdout,"HELP\n----\n\n");
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58 fprintf(stdout,"- the -h option displays this help information on screen\n\n");
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61 fprintf(stdout,"List of parameters for the JPEG 2000 encoder:\n");
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62 fprintf(stdout,"\n");
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63 fprintf(stdout,"REMARKS:\n");
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64 fprintf(stdout,"---------\n");
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65 fprintf(stdout,"\n");
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66 fprintf(stdout,"The markers written to the main_header are : SOC SIZ COD QCD COM.\n");
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67 fprintf(stdout,"COD and QCD never appear in the tile_header.\n");
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68 fprintf(stdout,"\n");
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69 fprintf(stdout,"- This coder can encode a mega image, a test was made on a 24000x24000 pixels \n");
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70 fprintf(stdout,"color image. You need enough disk space memory (twice the original) to encode \n");
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71 fprintf(stdout,"the image,i.e. for a 1.5 GB image you need a minimum of 3GB of disk memory)\n");
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72 fprintf(stdout,"\n");
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73 fprintf(stdout,"By default:\n");
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74 fprintf(stdout,"------------\n");
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75 fprintf(stdout,"\n");
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76 fprintf(stdout," * Lossless\n");
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77 fprintf(stdout," * 1 tile\n");
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78 fprintf(stdout," * Size of precinct : 2^15 x 2^15 (means 1 precinct)\n");
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79 fprintf(stdout," * Size of code-block : 64 x 64\n");
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80 fprintf(stdout," * Number of resolutions: 6\n");
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81 fprintf(stdout," * No SOP marker in the codestream\n");
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82 fprintf(stdout," * No EPH marker in the codestream\n");
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83 fprintf(stdout," * No sub-sampling in x or y direction\n");
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84 fprintf(stdout," * No mode switch activated\n");
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85 fprintf(stdout," * Progression order: LRCP\n");
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86 fprintf(stdout," * No index file\n");
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87 fprintf(stdout," * No ROI upshifted\n");
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88 fprintf(stdout," * No offset of the origin of the image\n");
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89 fprintf(stdout," * No offset of the origin of the tiles\n");
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90 fprintf(stdout," * Reversible DWT 5-3\n");
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91 fprintf(stdout,"\n");
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92 fprintf(stdout,"Parameters:\n");
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93 fprintf(stdout,"------------\n");
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94 fprintf(stdout,"\n");
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95 fprintf(stdout,"Required Parameters (except with -h):\n");
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96 fprintf(stdout,"\n");
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97 fprintf(stdout,"-i : source file (-i source.pnm also *.pgm, *.ppm) \n");
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98 fprintf(stdout,"\n");
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99 fprintf(stdout,"-o : destination file (-o dest.j2k or .jp2) \n");
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100 fprintf(stdout,"\n");
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101 fprintf(stdout,"Optional Parameters:\n");
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102 fprintf(stdout,"\n");
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103 fprintf(stdout,"-h : display the help information \n ");
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104 fprintf(stdout,"\n");
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105 fprintf(stdout,"-r : different compression ratios for successive layers (-r 20,10,5)\n ");
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106 fprintf(stdout," - The rate specified for each quality level is the desired \n");
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107 fprintf(stdout," compression factor.\n");
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108 fprintf(stdout," Example: -r 20,10,1 means quality 1: compress 20x, \n");
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109 fprintf(stdout," quality 2: compress 10x and quality 3: compress lossless\n");
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110 fprintf(stdout,"\n");
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111 fprintf(stdout," (options -r and -q cannot be used together)\n ");
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112 fprintf(stdout,"\n");
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114 fprintf(stdout,"-q : different psnr for successive layers (-q 30,40,50) \n ");
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116 fprintf(stdout," (options -r and -q cannot be used together)\n ");
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118 fprintf(stdout,"\n");
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119 fprintf(stdout,"-n : number of resolutions (-n 3) \n");
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120 fprintf(stdout,"\n");
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121 fprintf(stdout,"-b : size of code block (-b 32,32) \n");
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122 fprintf(stdout,"\n");
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123 fprintf(stdout,"-c : size of precinct (-c 128,128) \n");
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124 fprintf(stdout,"\n");
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125 fprintf(stdout,"-t : size of tile (-t 512,512) \n");
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126 fprintf(stdout,"\n");
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127 fprintf(stdout,"-p : progression order (-p LRCP) [LRCP, RLCP, RPCL, PCRL, CPRL] \n");
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128 fprintf(stdout,"\n");
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129 fprintf(stdout,"-s : subsampling factor (-s 2,2) [-s X,Y] \n");
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130 fprintf(stdout," Remark: subsampling bigger than 2 can produce error\n");
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131 fprintf(stdout,"\n");
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132 fprintf(stdout,"-SOP : write SOP marker before each packet \n");
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133 fprintf(stdout,"\n");
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134 fprintf(stdout,"-EPH : write EPH marker after each header packet \n");
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135 fprintf(stdout,"\n");
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136 fprintf(stdout,"-M : mode switch (-M 3) [1=BYPASS(LAZY) 2=RESET 4=RESTART(TERMALL)\n");
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137 fprintf(stdout," 8=VSC 16=ERTERM(SEGTERM) 32=SEGMARK(SEGSYM)] \n");
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138 fprintf(stdout," Indicate multiple modes by adding their values. \n");
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139 fprintf(stdout," ex: RESTART(4) + RESET(2) + SEGMARK(32) = -M 38\n");
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140 fprintf(stdout,"\n");
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141 fprintf(stdout,"-x : create an index file *.Idx (-x index_name.Idx) \n");
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142 fprintf(stdout,"\n");
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143 fprintf(stdout,"-ROI : c=%%d,U=%%d : quantization indices upshifted \n");
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144 fprintf(stdout," for component c=%%d [%%d = 0,1,2]\n");
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145 fprintf(stdout," with a value of U=%%d [0 <= %%d <= 37] (i.e. -ROI:c=0,U=25) \n");
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146 fprintf(stdout,"\n");
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147 fprintf(stdout,"-d : offset of the origin of the image (-d 150,300) \n");
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148 fprintf(stdout,"\n");
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149 fprintf(stdout,"-T : offset of the origin of the tiles (-T 100,75) \n");
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150 fprintf(stdout,"\n");
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151 fprintf(stdout,"-I : use the irreversible DWT 9-7 (-I) \n");
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152 fprintf(stdout,"\n");
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153 fprintf(stdout,"IMPORTANT:\n");
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154 fprintf(stdout,"-----------\n");
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155 fprintf(stdout,"\n");
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156 fprintf(stdout,"The index file has the structure below:\n");
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157 fprintf(stdout,"---------------------------------------\n");
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158 fprintf(stdout,"\n");
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159 fprintf(stdout,"Image_height Image_width\n");
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160 fprintf(stdout,"progression order\n");
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161 fprintf(stdout,"Tiles_size_X Tiles_size_Y\n");
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162 fprintf(stdout,"Components_nb\n");
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163 fprintf(stdout,"Layers_nb\n");
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164 fprintf(stdout,"decomposition_levels\n");
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165 fprintf(stdout,"[Precincts_size_X_res_Nr Precincts_size_Y_res_Nr]...\n");
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166 fprintf(stdout," [Precincts_size_X_res_0 Precincts_size_Y_res_0]\n");
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167 fprintf(stdout,"Main_header_end_position\n");
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168 fprintf(stdout,"Codestream_size\n");
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169 fprintf(stdout,"Tile_0 start_pos end_Theader end_pos TotalDisto NumPix MaxMSE\n");
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170 fprintf(stdout,"Tile_1 '' '' '' '' '' ''\n");
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171 fprintf(stdout,"...\n");
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172 fprintf(stdout,"Tile_Nt '' '' '' '' '' ''\n");
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173 fprintf(stdout,"Tpacket_0 Tile layer res. comp. prec. start_pos end_pos disto\n");
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174 fprintf(stdout,"...\n");
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175 fprintf(stdout,"Tpacket_Np '' '' '' '' '' '' '' ''\n");
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177 fprintf(stdout,"MaxDisto\n");
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179 fprintf(stdout,"TotalDisto\n\n");
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182 OPJ_PROG_ORDER give_progression(char progression[4]) {
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183 if(strncmp(progression, "LRCP", 4) == 0) {
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186 if(strncmp(progression, "RLCP", 4) == 0) {
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189 if(strncmp(progression, "RPCL", 4) == 0) {
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192 if(strncmp(progression, "PCRL", 4) == 0) {
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195 if(strncmp(progression, "CPRL", 4) == 0) {
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199 return PROG_UNKNOWN;
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202 int get_file_format(char *filename) {
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204 static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp", "j2k", "jp2" };
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205 static const int format[] = { PGX_DFMT, PXM_DFMT, PXM_DFMT, PXM_DFMT, BMP_DFMT, J2K_CFMT, JP2_CFMT };
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206 char * ext = strrchr(filename, '.') + 1;
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207 for(i = 0; i < sizeof(format); i++) {
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208 if(strnicmp(ext, extension[i], 3) == 0) {
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216 /* ------------------------------------------------------------------------------------ */
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218 int parse_cmdline_encoder(int argc, char **argv, opj_cparameters_t *parameters) {
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221 /* parse the command line */
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224 int c = getopt(argc, argv, "i:o:r:q:f:t:n:c:b:x:p:s:d:h:P:S:E:M:R:T:C:I");
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228 case 'i': /* input file */
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230 char *infile = optarg;
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231 parameters->decod_format = get_file_format(infile);
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232 switch(parameters->decod_format) {
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239 "!! Unrecognized format for infile : %s [accept only *.pnm, *.pgm, *.ppm, *.pgx or *.bmp] !!\n\n",
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244 strncpy(parameters->infile, infile, MAX_PATH);
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248 /* ----------------------------------------------------- */
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250 case 'o': /* output file */
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252 char *outfile = optarg;
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253 parameters->cod_format = get_file_format(outfile);
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254 switch(parameters->cod_format) {
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259 fprintf(stderr, "Unknown output format image %s [only *.j2k, *.jp2]!! \n", outfile);
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263 strncpy(parameters->outfile, outfile, MAX_PATH);
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267 /* ----------------------------------------------------- */
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269 case 'r': /* rates rates/distorsion */
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272 while (sscanf(s, "%d", ¶meters->tcp_rates[parameters->tcp_numlayers]) == 1) {
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273 parameters->tcp_numlayers++;
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274 while (*s && *s != ',') {
\r
281 parameters->cp_disto_alloc = 1;
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285 /* ----------------------------------------------------- */
\r
287 case 'q': /* add fixed_quality */
\r
290 while (sscanf(s, "%f", ¶meters->tcp_distoratio[parameters->tcp_numlayers]) == 1) {
\r
291 parameters->tcp_numlayers++;
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292 while (*s && *s != ',') {
\r
299 parameters->cp_fixed_quality = 1;
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304 /* ----------------------------------------------------- */
\r
306 case 'f': /* mod fixed_quality (before : -q) */
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308 int *row = NULL, *col = NULL;
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309 int numlayers = 0, numresolution = 0, matrix_width = 0;
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312 sscanf(s, "%d", &numlayers);
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317 parameters->tcp_numlayers = numlayers;
\r
318 numresolution = parameters->numresolution;
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319 matrix_width = numresolution * 3;
\r
320 parameters->cp_matrice = (int *) malloc(numlayers * matrix_width * sizeof(int));
\r
323 for (i = 0; i < numlayers; i++) {
\r
324 row = ¶meters->cp_matrice[i * matrix_width];
\r
326 parameters->tcp_rates[i] = 1;
\r
327 sscanf(s, "%d,", &col[0]);
\r
333 for (j = 1; j < numresolution; j++) {
\r
335 sscanf(s, "%d,%d,%d", &col[0], &col[1], &col[2]);
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344 if (i < numlayers - 1)
\r
347 parameters->cp_fixed_alloc = 1;
\r
351 /* ----------------------------------------------------- */
\r
353 case 't': /* tiles */
\r
355 sscanf(optarg, "%d,%d", ¶meters->cp_tdx, ¶meters->cp_tdy);
\r
356 parameters->tile_size_on = true;
\r
360 /* ----------------------------------------------------- */
\r
362 case 'n': /* resolution */
\r
364 sscanf(optarg, "%d", ¶meters->numresolution);
\r
368 /* ----------------------------------------------------- */
\r
369 case 'c': /* precinct dimension */
\r
377 sscanf(s, "[%d,%d]%c", ¶meters->prcw_init[res_spec], ¶meters->prch_init[res_spec], &sep);
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378 parameters->csty |= 0x01;
\r
380 s = strpbrk(s, "]") + 2;
\r
382 while (sep == ',');
\r
383 parameters->res_spec = res_spec;
\r
387 /* ----------------------------------------------------- */
\r
389 case 'b': /* code-block dimension */
\r
391 int cblockw_init = 0, cblockh_init = 0;
\r
392 sscanf(optarg, "%d,%d", &cblockw_init, &cblockh_init);
\r
393 if (cblockw_init * cblockh_init > 4096 || cblockw_init > 1024
\r
394 || cblockw_init < 4 || cblockh_init > 1024 || cblockh_init < 4) {
\r
396 "!! Size of code_block error (option -b) !!\n\nRestriction :\n * width*height<=4096\n * 4<=width,height<= 1024\n\n");
\r
399 parameters->cblockw_init = cblockw_init;
\r
400 parameters->cblockh_init = cblockh_init;
\r
404 /* ----------------------------------------------------- */
\r
406 case 'x': /* creation of index file */
\r
408 char *index = optarg;
\r
409 strncpy(parameters->index, index, MAX_PATH);
\r
410 parameters->index_on = 1;
\r
414 /* ----------------------------------------------------- */
\r
416 case 'p': /* progression order */
\r
418 char progression[4];
\r
420 strncpy(progression, optarg, 4);
\r
421 parameters->prog_order = give_progression(progression);
\r
422 if (parameters->prog_order == -1) {
\r
423 fprintf(stderr, "Unrecognized progression order [LRCP, RLCP, RPCL, PCRL, CPRL] !!\n");
\r
429 /* ----------------------------------------------------- */
\r
431 case 's': /* subsampling factor */
\r
433 if (sscanf(optarg, "%d,%d", ¶meters->subsampling_dx, ¶meters->subsampling_dy) != 2) {
\r
434 fprintf(stderr, "'-s' sub-sampling argument error ! [-s dx,dy]\n");
\r
440 /* ----------------------------------------------------- */
\r
442 case 'd': /* coordonnate of the reference grid */
\r
444 if (sscanf(optarg, "%d,%d", ¶meters->image_offset_x0, ¶meters->image_offset_y0) != 2) {
\r
445 fprintf(stderr, "-d 'coordonnate of the reference grid' argument error !! [-d x0,y0]\n");
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451 /* ----------------------------------------------------- */
\r
453 case 'h': /* display an help description */
\r
455 encode_help_display();
\r
460 /* ----------------------------------------------------- */
\r
462 case 'P': /* POC */
\r
464 int numpocs = 0; /* number of progression order change (POC) default 0 */
\r
465 opj_poc_t *POC = NULL; /* POC : used in case of Progression order change */
\r
468 POC = parameters->POC;
\r
470 fprintf(stderr, "/----------------------------------\\\n");
\r
471 fprintf(stderr, "| POC option not fully tested !! |\n");
\r
472 fprintf(stderr, "\\----------------------------------/\n");
\r
474 while (sscanf(s, "T%d=%d,%d,%d,%d,%d,%s", &POC[numpocs].tile,
\r
475 &POC[numpocs].resno0, &POC[numpocs].compno0,
\r
476 &POC[numpocs].layno1, &POC[numpocs].resno1,
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477 &POC[numpocs].compno1, POC[numpocs].progorder) == 7) {
\r
478 POC[numpocs].prg = give_progression(POC[numpocs].progorder);
\r
479 /* POC[numpocs].tile; */
\r
481 while (*s && *s != '/') {
\r
489 parameters->numpocs = numpocs;
\r
493 /* ------------------------------------------------------ */
\r
495 case 'S': /* SOP marker */
\r
497 parameters->csty |= 0x02;
\r
501 /* ------------------------------------------------------ */
\r
503 case 'E': /* EPH marker */
\r
505 parameters->csty |= 0x04;
\r
509 /* ------------------------------------------------------ */
\r
511 case 'M': /* Mode switch pas tous au point !! */
\r
514 if (sscanf(optarg, "%d", &value) == 1) {
\r
515 for (i = 0; i <= 5; i++) {
\r
516 int cache = value & (1 << i);
\r
518 parameters->mode |= (1 << i);
\r
524 /* ------------------------------------------------------ */
\r
526 case 'R': /* ROI */
\r
528 if (sscanf(optarg, "OI:c=%d,U=%d", ¶meters->roi_compno, ¶meters->roi_shift) != 2) {
\r
529 fprintf(stderr, "ROI error !! [-ROI:c='compno',U='shift']\n");
\r
535 /* ------------------------------------------------------ */
\r
537 case 'T': /* Tile offset */
\r
539 if (sscanf(optarg, "%d,%d", ¶meters->cp_tx0, ¶meters->cp_ty0) != 2) {
\r
540 fprintf(stderr, "-T 'tile offset' argument error !! [-T X0,Y0]");
\r
546 /* ------------------------------------------------------ */
\r
548 case 'C': /* add a comment */
\r
550 parameters->cp_comment = (char*)malloc(strlen(optarg) + 1);
\r
551 if(parameters->cp_comment) {
\r
552 strcpy(parameters->cp_comment, optarg);
\r
557 /* ------------------------------------------------------ */
\r
559 case 'I': /* reversible or not */
\r
561 parameters->irreversible = 1;
\r
565 /* ------------------------------------------------------ */
\r
568 fprintf(stderr, "ERROR -> this option is not valid \"-%c %s\"\n", c, optarg);
\r
573 /* check for possible errors */
\r
575 if((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {
\r
576 fprintf(stderr, "usage: image_to_j2k -i image-file -o j2k/jp2-file (+ options)\n");
\r
580 if ((parameters->cp_disto_alloc || parameters->cp_fixed_alloc || parameters->cp_fixed_quality)
\r
581 && (!(parameters->cp_disto_alloc ^ parameters->cp_fixed_alloc ^ parameters->cp_fixed_quality))) {
\r
582 fprintf(stderr, "Error: options -r -q and -f cannot be used together !!\n");
\r
584 } /* mod fixed_quality */
\r
586 /* if no rate entered, lossless by default */
\r
587 if (parameters->tcp_numlayers == 0) {
\r
588 parameters->tcp_rates[0] = 0; /* MOD antonin : losslessbug */
\r
589 parameters->tcp_numlayers++;
\r
590 parameters->cp_disto_alloc = 1;
\r
593 if((parameters->cp_tx0 > parameters->image_offset_x0) || (parameters->cp_ty0 > parameters->image_offset_y0)) {
\r
595 "Error: Tile offset dimension is unnappropriate --> TX0(%d)<=IMG_X0(%d) TYO(%d)<=IMG_Y0(%d) \n",
\r
596 parameters->cp_tx0, parameters->image_offset_x0, parameters->cp_ty0, parameters->image_offset_y0);
\r
600 for (i = 0; i < parameters->numpocs; i++) {
\r
601 if (parameters->POC[i].prg == -1) {
\r
603 "Unrecognized progression order in option -P (POC n %d) [LRCP, RLCP, RPCL, PCRL, CPRL] !!\n",
\r
611 /* -------------------------------------------------------------------------- */
\r
614 sample error callback expecting a FILE* client object
\r
616 void error_callback(const char *msg, void *client_data) {
\r
617 FILE *stream = (FILE*)client_data;
\r
618 fprintf(stream, "[ERROR] %s", msg);
\r
621 sample warning callback expecting a FILE* client object
\r
623 void warning_callback(const char *msg, void *client_data) {
\r
624 FILE *stream = (FILE*)client_data;
\r
625 fprintf(stream, "[WARNING] %s", msg);
\r
628 sample debug callback expecting a FILE* client object
\r
630 void info_callback(const char *msg, void *client_data) {
\r
631 FILE *stream = (FILE*)client_data;
\r
632 fprintf(stream, "[INFO] %s", msg);
\r
635 /* -------------------------------------------------------------------------- */
\r
637 int main(int argc, char **argv) {
\r
639 bool delete_comment = true;
\r
640 opj_cparameters_t parameters; /* compression parameters */
\r
641 opj_event_mgr_t event_mgr; /* event manager */
\r
642 opj_image_t *image = NULL;
\r
645 configure the event callbacks (not required)
\r
646 setting of each callback is optionnal
\r
648 memset(&event_mgr, 0, sizeof(opj_event_mgr_t));
\r
649 event_mgr.error_handler = error_callback;
\r
650 event_mgr.warning_handler = warning_callback;
\r
651 event_mgr.info_handler = info_callback;
\r
653 /* set encoding parameters to default values */
\r
654 opj_set_default_encoder_parameters(¶meters);
\r
656 /* parse input and get user encoding parameters */
\r
657 if(parse_cmdline_encoder(argc, argv, ¶meters) == 1) {
\r
661 if(parameters.cp_comment == NULL) {
\r
662 parameters.cp_comment = "Created by OpenJPEG version 0.9";
\r
663 /* no need to delete parameters.cp_comment on exit */
\r
664 delete_comment = false;
\r
667 /* decode the source image */
\r
668 /* ----------------------- */
\r
670 switch (parameters.decod_format) {
\r
672 image = pgxtoimage(parameters.infile, ¶meters);
\r
674 fprintf(stderr, " unable to load pgx file\n");
\r
680 image = pnmtoimage(parameters.infile, ¶meters);
\r
682 fprintf(stderr, " not a pnm file\n");
\r
688 image = bmptoimage(parameters.infile, ¶meters);
\r
690 fprintf(stderr, " not a bmp file\n");
\r
696 /* encode the destination image */
\r
697 /* ---------------------------- */
\r
699 if (parameters.cod_format == J2K_CFMT) { /* J2K format output */
\r
700 int codestream_length;
\r
701 opj_cio_t *cio = NULL;
\r
704 /* get a J2K compressor handle */
\r
705 opj_cinfo_t* cinfo = opj_create_compress(CODEC_J2K);
\r
707 /* catch events using our callbacks and give a local context */
\r
708 opj_set_event_mgr((opj_common_ptr)cinfo, &event_mgr, stderr);
\r
710 /* setup the encoder parameters using the current image and using user parameters */
\r
711 opj_setup_encoder(cinfo, ¶meters, image);
\r
713 /* open a byte stream for writing */
\r
714 /* allocate memory for all tiles */
\r
715 cio = opj_cio_open((opj_common_ptr)cinfo, NULL, 0);
\r
717 /* encode the image */
\r
718 bSuccess = opj_encode(cinfo, cio, image, parameters.index);
\r
720 opj_cio_close(cio);
\r
721 fprintf(stderr, "failed to encode image\n");
\r
724 codestream_length = cio_tell(cio);
\r
726 /* write the buffer to disk */
\r
727 f = fopen(parameters.outfile, "wb");
\r
729 fprintf(stderr, "failed to open %s for writing\n", parameters.outfile);
\r
732 fwrite(cio->buffer, 1, codestream_length, f);
\r
735 /* close and free the byte stream */
\r
736 opj_cio_close(cio);
\r
738 /* free remaining compression structures */
\r
739 opj_destroy_compress(cinfo);
\r
741 } else { /* JP2 format output */
\r
742 int codestream_length;
\r
743 opj_cio_t *cio = NULL;
\r
746 /* get a JP2 compressor handle */
\r
747 opj_cinfo_t* cinfo = opj_create_compress(CODEC_JP2);
\r
749 /* catch events using our callbacks and give a local context */
\r
750 opj_set_event_mgr((opj_common_ptr)cinfo, &event_mgr, stderr);
\r
752 /* setup the encoder parameters using the current image and using user parameters */
\r
753 opj_setup_encoder(cinfo, ¶meters, image);
\r
755 /* open a byte stream for writing */
\r
756 /* allocate memory for all tiles */
\r
757 cio = opj_cio_open((opj_common_ptr)cinfo, NULL, 0);
\r
759 /* encode the image */
\r
760 bSuccess = opj_encode(cinfo, cio, image, parameters.index);
\r
762 opj_cio_close(cio);
\r
763 fprintf(stderr, "failed to encode image\n");
\r
766 codestream_length = cio_tell(cio);
\r
768 /* write the buffer to disk */
\r
769 f = fopen(parameters.outfile, "wb");
\r
771 fprintf(stderr, "failed to open %s for writing\n", parameters.outfile);
\r
774 fwrite(cio->buffer, 1, codestream_length, f);
\r
777 /* close and free the byte stream */
\r
778 opj_cio_close(cio);
\r
780 /* free remaining compression structures */
\r
781 opj_destroy_compress(cinfo);
\r
785 /* free user parameters structure */
\r
786 if(delete_comment) {
\r
787 if(parameters.cp_comment) free(parameters.cp_comment);
\r
789 if(parameters.cp_matrice) free(parameters.cp_matrice);
\r
791 /* free image data */
\r
792 opj_image_destroy(image);
\r