cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1 | /* |
| 2 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 3 | % % |
| 4 | % % |
| 5 | % % |
| 6 | % JJJ PPPP 222 % |
| 7 | % J P P 2 2 % |
| 8 | % J PPPP 22 % |
| 9 | % J J P 2 % |
| 10 | % JJ P 22222 % |
| 11 | % % |
| 12 | % % |
| 13 | % Read/Write JPEG-2000 Image Format % |
| 14 | % % |
cristy | de984cd | 2013-12-01 14:49:27 +0000 | [diff] [blame] | 15 | % Cristy % |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 16 | % Nathan Brown % |
| 17 | % June 2001 % |
| 18 | % % |
| 19 | % % |
cristy | fe676ee | 2013-11-18 13:03:38 +0000 | [diff] [blame] | 20 | % Copyright 1999-2014 ImageMagick Studio LLC, a non-profit organization % |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 21 | % dedicated to making software imaging solutions freely available. % |
| 22 | % % |
| 23 | % You may not use this file except in compliance with the License. You may % |
| 24 | % obtain a copy of the License at % |
| 25 | % % |
| 26 | % http://www.imagemagick.org/script/license.php % |
| 27 | % % |
| 28 | % Unless required by applicable law or agreed to in writing, software % |
| 29 | % distributed under the License is distributed on an "AS IS" BASIS, % |
| 30 | % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. % |
| 31 | % See the License for the specific language governing permissions and % |
| 32 | % limitations under the License. % |
| 33 | % % |
| 34 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 35 | % |
| 36 | % |
| 37 | */ |
| 38 | |
| 39 | /* |
| 40 | Include declarations. |
| 41 | */ |
cristy | 061f98d | 2014-01-03 20:19:30 +0000 | [diff] [blame] | 42 | #include "MagickCore/studio.h" |
| 43 | #include "MagickCore/artifact.h" |
| 44 | #include "MagickCore/attribute.h" |
| 45 | #include "MagickCore/blob.h" |
| 46 | #include "MagickCore/blob-private.h" |
| 47 | #include "MagickCore/cache.h" |
| 48 | #include "MagickCore/colorspace.h" |
| 49 | #include "MagickCore/colorspace-private.h" |
| 50 | #include "MagickCore/color.h" |
| 51 | #include "MagickCore/color-private.h" |
| 52 | #include "MagickCore/exception.h" |
| 53 | #include "MagickCore/exception-private.h" |
| 54 | #include "MagickCore/image.h" |
| 55 | #include "MagickCore/image-private.h" |
| 56 | #include "MagickCore/list.h" |
| 57 | #include "MagickCore/magick.h" |
| 58 | #include "MagickCore/memory_.h" |
| 59 | #include "MagickCore/monitor.h" |
| 60 | #include "MagickCore/monitor-private.h" |
| 61 | #include "MagickCore/option.h" |
| 62 | #include "MagickCore/pixel-accessor.h" |
| 63 | #include "MagickCore/profile.h" |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 64 | #include "MagickCore/property.h" |
cristy | 061f98d | 2014-01-03 20:19:30 +0000 | [diff] [blame] | 65 | #include "MagickCore/quantum-private.h" |
| 66 | #include "MagickCore/static.h" |
| 67 | #include "MagickCore/statistic.h" |
| 68 | #include "MagickCore/string_.h" |
| 69 | #include "MagickCore/string-private.h" |
| 70 | #include "MagickCore/module.h" |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 71 | #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE) |
| 72 | #include <openjpeg.h> |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 73 | #endif |
| 74 | |
| 75 | /* |
| 76 | Forward declarations. |
| 77 | */ |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 78 | #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 79 | static MagickBooleanType |
cristy | db9258a | 2014-01-03 20:26:19 +0000 | [diff] [blame] | 80 | WriteJP2Image(const ImageInfo *,Image *,ExceptionInfo *); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 81 | #endif |
| 82 | |
| 83 | /* |
| 84 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 85 | % % |
| 86 | % % |
| 87 | % % |
cristy | b5a9791 | 2014-01-02 15:52:07 +0000 | [diff] [blame] | 88 | % I s J 2 K % |
| 89 | % % |
| 90 | % % |
| 91 | % % |
| 92 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 93 | % |
| 94 | % IsJ2K() returns MagickTrue if the image format type, identified by the |
| 95 | % magick string, is J2K. |
| 96 | % |
| 97 | % The format of the IsJ2K method is: |
| 98 | % |
| 99 | % MagickBooleanType IsJP2(const unsigned char *magick,const size_t length) |
| 100 | % |
| 101 | % A description of each parameter follows: |
| 102 | % |
| 103 | % o magick: compare image format pattern against these bytes. |
| 104 | % |
| 105 | % o length: Specifies the length of the magick string. |
| 106 | % |
| 107 | */ |
| 108 | static MagickBooleanType IsJ2K(const unsigned char *magick,const size_t length) |
| 109 | { |
| 110 | if (length < 4) |
| 111 | return(MagickFalse); |
| 112 | if (memcmp(magick,"\xff\x4f\xff\x51",4) == 0) |
| 113 | return(MagickTrue); |
| 114 | return(MagickFalse); |
| 115 | } |
| 116 | |
| 117 | /* |
| 118 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 119 | % % |
| 120 | % % |
| 121 | % % |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 122 | % I s J P 2 % |
| 123 | % % |
| 124 | % % |
| 125 | % % |
| 126 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 127 | % |
| 128 | % IsJP2() returns MagickTrue if the image format type, identified by the |
| 129 | % magick string, is JP2. |
| 130 | % |
| 131 | % The format of the IsJP2 method is: |
| 132 | % |
| 133 | % MagickBooleanType IsJP2(const unsigned char *magick,const size_t length) |
| 134 | % |
| 135 | % A description of each parameter follows: |
| 136 | % |
| 137 | % o magick: compare image format pattern against these bytes. |
| 138 | % |
| 139 | % o length: Specifies the length of the magick string. |
| 140 | % |
| 141 | */ |
| 142 | static MagickBooleanType IsJP2(const unsigned char *magick,const size_t length) |
| 143 | { |
cristy | b5a9791 | 2014-01-02 15:52:07 +0000 | [diff] [blame] | 144 | if (length < 12) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 145 | return(MagickFalse); |
cristy | b5a9791 | 2014-01-02 15:52:07 +0000 | [diff] [blame] | 146 | if (memcmp(magick,"\x00\x00\x00\x0c\x6a\x50\x20\x20\x0d\x0a\x87\x0a",12) == 0) |
| 147 | return(MagickTrue); |
| 148 | if (memcmp(magick,"\x0d\x0a\x87\x0a",12) == 0) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 149 | return(MagickTrue); |
| 150 | return(MagickFalse); |
| 151 | } |
| 152 | |
| 153 | /* |
| 154 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 155 | % % |
| 156 | % % |
| 157 | % % |
| 158 | % I s J P C % |
| 159 | % % |
| 160 | % % |
| 161 | % % |
| 162 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 163 | % |
| 164 | % IsJPC()() returns MagickTrue if the image format type, identified by the |
| 165 | % magick string, is JPC. |
| 166 | % |
| 167 | % The format of the IsJPC method is: |
| 168 | % |
| 169 | % MagickBooleanType IsJPC(const unsigned char *magick,const size_t length) |
| 170 | % |
| 171 | % A description of each parameter follows: |
| 172 | % |
| 173 | % o magick: compare image format pattern against these bytes. |
| 174 | % |
| 175 | % o length: Specifies the length of the magick string. |
| 176 | % |
| 177 | */ |
| 178 | static MagickBooleanType IsJPC(const unsigned char *magick,const size_t length) |
| 179 | { |
cristy | b5a9791 | 2014-01-02 15:52:07 +0000 | [diff] [blame] | 180 | if (length < 12) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 181 | return(MagickFalse); |
cristy | b5a9791 | 2014-01-02 15:52:07 +0000 | [diff] [blame] | 182 | if (memcmp(magick,"\x00\x00\x00\x0c\x6a\x50\x20\x20\x0d\x0a\x87\x0a",12) == 0) |
| 183 | return(MagickTrue); |
| 184 | if (memcmp(magick,"\x0d\x0a\x87\x0a",12) == 0) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 185 | return(MagickTrue); |
| 186 | return(MagickFalse); |
| 187 | } |
| 188 | |
| 189 | /* |
| 190 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 191 | % % |
| 192 | % % |
| 193 | % % |
| 194 | % R e a d J P 2 I m a g e % |
| 195 | % % |
| 196 | % % |
| 197 | % % |
| 198 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 199 | % |
| 200 | % ReadJP2Image() reads a JPEG 2000 Image file (JP2) or JPEG 2000 |
| 201 | % codestream (JPC) image file and returns it. It allocates the memory |
| 202 | % necessary for the new Image structure and returns a pointer to the new |
| 203 | % image or set of images. |
| 204 | % |
| 205 | % JP2 support is originally written by Nathan Brown, nathanbrown@letu.edu. |
| 206 | % |
| 207 | % The format of the ReadJP2Image method is: |
| 208 | % |
| 209 | % Image *ReadJP2Image(const ImageInfo *image_info, |
| 210 | % ExceptionInfo *exception) |
| 211 | % |
| 212 | % A description of each parameter follows: |
| 213 | % |
| 214 | % o image_info: the image info. |
| 215 | % |
| 216 | % o exception: return any errors or warnings in this structure. |
| 217 | % |
| 218 | */ |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 219 | #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE) |
| 220 | static void JP2ErrorHandler(const char *message,void *client_data) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 221 | { |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 222 | ExceptionInfo |
| 223 | *exception; |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 224 | |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 225 | exception=(ExceptionInfo *) client_data; |
| 226 | (void) ThrowMagickException(exception,GetMagickModule(),CoderError, |
| 227 | message,"`%s'","OpenJP2"); |
| 228 | } |
| 229 | |
| 230 | static OPJ_SIZE_T JP2ReadHandler(void *buffer,OPJ_SIZE_T length,void *context) |
| 231 | { |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 232 | Image |
| 233 | *image; |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 234 | |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 235 | ssize_t |
| 236 | count; |
| 237 | |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 238 | image=(Image *) context; |
| 239 | count=ReadBlob(image,(ssize_t) length,(unsigned char *) buffer); |
| 240 | if (count == 0) |
| 241 | return(-1); |
| 242 | return((OPJ_SIZE_T) count); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 243 | } |
| 244 | |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 245 | static OPJ_BOOL JP2SeekHandler(OPJ_OFF_T offset,void *context) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 246 | { |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 247 | Image |
| 248 | *image; |
| 249 | |
| 250 | image=(Image *) context; |
cristy | ccfccd2 | 2014-01-03 01:17:13 +0000 | [diff] [blame] | 251 | return(SeekBlob(image,offset,SEEK_SET) < 0 ? 0 : 1); |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 252 | } |
| 253 | |
cristy | db9258a | 2014-01-03 20:26:19 +0000 | [diff] [blame] | 254 | static OPJ_OFF_T JP2SkipHandler(OPJ_OFF_T offset,void *context) |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 255 | { |
| 256 | Image |
| 257 | *image; |
| 258 | |
| 259 | image=(Image *) context; |
cristy | 4d41993 | 2014-01-03 19:18:49 +0000 | [diff] [blame] | 260 | return(SeekBlob(image,offset,SEEK_CUR) < 0 ? 0 : offset); |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 261 | } |
| 262 | |
| 263 | static void JP2WarningHandler(const char *message,void *client_data) |
| 264 | { |
| 265 | ExceptionInfo |
| 266 | *exception; |
| 267 | |
| 268 | exception=(ExceptionInfo *) client_data; |
| 269 | (void) ThrowMagickException(exception,GetMagickModule(),CoderWarning, |
| 270 | message,"`%s'","OpenJP2"); |
| 271 | } |
| 272 | |
| 273 | static OPJ_SIZE_T JP2WriteHandler(void *buffer,OPJ_SIZE_T length,void *context) |
| 274 | { |
| 275 | Image |
| 276 | *image; |
| 277 | |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 278 | ssize_t |
| 279 | count; |
| 280 | |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 281 | image=(Image *) context; |
| 282 | count=WriteBlob(image,(ssize_t) length,(unsigned char *) buffer); |
| 283 | return((OPJ_SIZE_T) count); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 284 | } |
| 285 | |
| 286 | static Image *ReadJP2Image(const ImageInfo *image_info,ExceptionInfo *exception) |
| 287 | { |
cristy | 77559f4 | 2014-01-02 18:54:04 +0000 | [diff] [blame] | 288 | const char |
| 289 | *option; |
| 290 | |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 291 | Image |
| 292 | *image; |
| 293 | |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 294 | int |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 295 | jp2_status; |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 296 | |
| 297 | MagickBooleanType |
| 298 | status; |
| 299 | |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 300 | opj_codec_t |
| 301 | *jp2_codec; |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 302 | |
cristy | 6c0f150 | 2014-01-02 13:53:25 +0000 | [diff] [blame] | 303 | opj_codestream_index_t |
| 304 | *codestream_index = (opj_codestream_index_t *) NULL; |
| 305 | |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 306 | opj_dparameters_t |
| 307 | parameters; |
| 308 | |
| 309 | opj_image_t |
| 310 | *jp2_image; |
| 311 | |
| 312 | opj_stream_t |
| 313 | *jp2_stream; |
cristy | 48ac1c3 | 2012-10-19 23:55:43 +0000 | [diff] [blame] | 314 | |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 315 | register ssize_t |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 316 | i; |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 317 | |
cristy | 524222d | 2011-04-25 00:37:06 +0000 | [diff] [blame] | 318 | ssize_t |
cristy | 524222d | 2011-04-25 00:37:06 +0000 | [diff] [blame] | 319 | y; |
| 320 | |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 321 | /* |
| 322 | Open image file. |
| 323 | */ |
| 324 | assert(image_info != (const ImageInfo *) NULL); |
| 325 | assert(image_info->signature == MagickSignature); |
| 326 | if (image_info->debug != MagickFalse) |
| 327 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s", |
| 328 | image_info->filename); |
| 329 | assert(exception != (ExceptionInfo *) NULL); |
| 330 | assert(exception->signature == MagickSignature); |
cristy | db9258a | 2014-01-03 20:26:19 +0000 | [diff] [blame] | 331 | image=AcquireImage(image_info,exception); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 332 | status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); |
| 333 | if (status == MagickFalse) |
| 334 | { |
| 335 | image=DestroyImageList(image); |
| 336 | return((Image *) NULL); |
| 337 | } |
| 338 | /* |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 339 | Initialize JP2 codec. |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 340 | */ |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 341 | if (LocaleCompare(image_info->magick,"JPT") == 0) |
| 342 | jp2_codec=opj_create_decompress(OPJ_CODEC_JPT); |
| 343 | else |
| 344 | if (LocaleCompare(image_info->magick,"J2K") == 0) |
| 345 | jp2_codec=opj_create_decompress(OPJ_CODEC_J2K); |
| 346 | else |
| 347 | jp2_codec=opj_create_decompress(OPJ_CODEC_JP2); |
| 348 | opj_set_warning_handler(jp2_codec,JP2WarningHandler,exception); |
| 349 | opj_set_error_handler(jp2_codec,JP2ErrorHandler,exception); |
| 350 | opj_set_default_decoder_parameters(¶meters); |
cristy | a13e367 | 2014-01-02 15:24:44 +0000 | [diff] [blame] | 351 | option=GetImageOption(image_info,"jp2:reduce-factor"); |
| 352 | if (option != (const char *) NULL) |
| 353 | parameters.cp_reduce=StringToInteger(option); |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 354 | option=GetImageOption(image_info,"jp2:quality-layers"); |
cristy | a13e367 | 2014-01-02 15:24:44 +0000 | [diff] [blame] | 355 | if (option != (const char *) NULL) |
| 356 | parameters.cp_layer=StringToInteger(option); |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 357 | if (opj_setup_decoder(jp2_codec,¶meters) == 0) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 358 | { |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 359 | opj_destroy_codec(jp2_codec); |
| 360 | ThrowReaderException(DelegateError,"UnableToManageJP2Stream"); |
| 361 | } |
cristy | 66d4056 | 2014-01-03 01:27:44 +0000 | [diff] [blame] | 362 | jp2_stream=opj_stream_create(OPJ_J2K_STREAM_CHUNK_SIZE,1); |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 363 | opj_stream_set_read_function(jp2_stream,JP2ReadHandler); |
| 364 | opj_stream_set_write_function(jp2_stream,JP2WriteHandler); |
| 365 | opj_stream_set_seek_function(jp2_stream,JP2SeekHandler); |
| 366 | opj_stream_set_skip_function(jp2_stream,JP2SkipHandler); |
| 367 | opj_stream_set_user_data(jp2_stream,image); |
| 368 | opj_stream_set_user_data_length(jp2_stream,GetBlobSize(image)); |
| 369 | if (opj_read_header(jp2_stream,jp2_codec,&jp2_image) == 0) |
| 370 | { |
| 371 | opj_stream_set_user_data(jp2_stream,NULL); |
| 372 | opj_stream_destroy_v3(jp2_stream); |
| 373 | opj_destroy_codec(jp2_codec); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 374 | ThrowReaderException(DelegateError,"UnableToDecodeImageFile"); |
| 375 | } |
cristy | a8997c2 | 2014-01-03 00:55:02 +0000 | [diff] [blame] | 376 | if ((image->columns != 0) && (image->rows != 0)) |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 377 | { |
cristy | 56e4faf | 2014-01-02 17:59:34 +0000 | [diff] [blame] | 378 | /* |
| 379 | Extract an area from the image. |
| 380 | */ |
cristy | a8997c2 | 2014-01-03 00:55:02 +0000 | [diff] [blame] | 381 | jp2_status=opj_set_decode_area(jp2_codec,jp2_image,image->extract_info.x, |
cristy | 707e04c | 2014-01-03 01:01:18 +0000 | [diff] [blame] | 382 | image->extract_info.y,image->extract_info.x+image->columns, |
| 383 | image->extract_info.y+image->rows); |
cristy | 56e4faf | 2014-01-02 17:59:34 +0000 | [diff] [blame] | 384 | if (jp2_status == 0) |
| 385 | { |
| 386 | opj_stream_set_user_data(jp2_stream,NULL); |
| 387 | opj_stream_destroy_v3(jp2_stream); |
| 388 | opj_destroy_codec(jp2_codec); |
| 389 | opj_image_destroy(jp2_image); |
| 390 | ThrowReaderException(DelegateError,"UnableToDecodeImageFile"); |
| 391 | } |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 392 | } |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 393 | if ((opj_decode(jp2_codec,jp2_stream,jp2_image) == 0) || |
| 394 | (opj_end_decompress(jp2_codec,jp2_stream) == 0)) |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 395 | { |
| 396 | opj_stream_set_user_data(jp2_stream,NULL); |
| 397 | opj_stream_destroy_v3(jp2_stream); |
| 398 | opj_destroy_codec(jp2_codec); |
| 399 | opj_image_destroy(jp2_image); |
| 400 | ThrowReaderException(DelegateError,"UnableToDecodeImageFile"); |
| 401 | } |
| 402 | opj_stream_set_user_data(jp2_stream,NULL); |
| 403 | opj_stream_destroy_v3(jp2_stream); |
| 404 | for (i=0; i < (ssize_t) jp2_image->numcomps; i++) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 405 | { |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 406 | if ((jp2_image->comps[i].dx == 0) || (jp2_image->comps[i].dy == 0)) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 407 | { |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 408 | opj_stream_set_user_data(jp2_stream,NULL); |
| 409 | opj_destroy_codec(jp2_codec); |
| 410 | opj_image_destroy(jp2_image); |
| 411 | ThrowReaderException(CoderError,"IrregularChannelGeometryNotSupported") |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 412 | } |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 413 | } |
| 414 | /* |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 415 | Convert JP2 image. |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 416 | */ |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 417 | image->columns=(size_t) jp2_image->comps[0].w; |
| 418 | image->rows=(size_t) jp2_image->comps[0].h; |
cristy | b3445a0 | 2014-01-04 01:00:14 +0000 | [diff] [blame] | 419 | image->depth=jp2_image->comps[0].prec; |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 420 | image->compression=JPEG2000Compression; |
| 421 | if (jp2_image->numcomps <= 2) |
cristy | 30faca2 | 2009-09-29 13:49:52 +0000 | [diff] [blame] | 422 | { |
cristy | db9258a | 2014-01-03 20:26:19 +0000 | [diff] [blame] | 423 | SetImageColorspace(image,GRAYColorspace,exception); |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 424 | if (jp2_image->numcomps > 1) |
cristy | db9258a | 2014-01-03 20:26:19 +0000 | [diff] [blame] | 425 | image->alpha_trait=BlendPixelTrait; |
cristy | 30faca2 | 2009-09-29 13:49:52 +0000 | [diff] [blame] | 426 | } |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 427 | if (jp2_image->numcomps > 3) |
cristy | db9258a | 2014-01-03 20:26:19 +0000 | [diff] [blame] | 428 | image->alpha_trait=BlendPixelTrait; |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 429 | for (i=0; i < (ssize_t) jp2_image->numcomps; i++) |
| 430 | { |
| 431 | if ((jp2_image->comps[i].dx == 0) || (jp2_image->comps[i].dy == 0)) |
| 432 | { |
| 433 | opj_stream_set_user_data(jp2_stream,NULL); |
| 434 | opj_destroy_codec(jp2_codec); |
| 435 | opj_image_destroy(jp2_image); |
| 436 | ThrowReaderException(CoderError,"IrregularChannelGeometryNotSupported") |
| 437 | } |
| 438 | if ((jp2_image->comps[i].dx > 1) || (jp2_image->comps[i].dy > 1)) |
| 439 | image->colorspace=YUVColorspace; |
| 440 | } |
cristy | e173c29 | 2014-01-02 13:43:12 +0000 | [diff] [blame] | 441 | if (jp2_image->icc_profile_buf != (unsigned char *) NULL) |
| 442 | { |
| 443 | StringInfo |
| 444 | *profile; |
| 445 | |
| 446 | profile=BlobToStringInfo(jp2_image->icc_profile_buf, |
| 447 | jp2_image->icc_profile_len); |
| 448 | if (profile != (StringInfo *) NULL) |
cristy | db9258a | 2014-01-03 20:26:19 +0000 | [diff] [blame] | 449 | SetImageProfile(image,"icc",profile,exception); |
cristy | e173c29 | 2014-01-02 13:43:12 +0000 | [diff] [blame] | 450 | } |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 451 | for (y=0; y < (ssize_t) image->rows; y++) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 452 | { |
cristy | db9258a | 2014-01-03 20:26:19 +0000 | [diff] [blame] | 453 | register Quantum |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 454 | *restrict q; |
| 455 | |
| 456 | register ssize_t |
| 457 | x; |
| 458 | |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 459 | q=GetAuthenticPixels(image,0,y,image->columns,1,exception); |
cristy | db9258a | 2014-01-03 20:26:19 +0000 | [diff] [blame] | 460 | if (q == (Quantum *) NULL) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 461 | break; |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 462 | for (x=0; x < (ssize_t) image->columns; x++) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 463 | { |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 464 | register ssize_t |
| 465 | i; |
| 466 | |
| 467 | for (i=0; i < (ssize_t) jp2_image->numcomps; i++) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 468 | { |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 469 | double |
| 470 | pixel, |
| 471 | scale; |
| 472 | |
| 473 | scale=QuantumRange/(double) ((1UL << jp2_image->comps[i].prec)-1); |
| 474 | pixel=scale*(jp2_image->comps[i].data[y/jp2_image->comps[i].dy* |
| 475 | image->columns/jp2_image->comps[i].dx+x/jp2_image->comps[i].dx]+ |
| 476 | (jp2_image->comps[i].sgnd ? 1UL << (jp2_image->comps[i].prec-1) : 0)); |
| 477 | switch (i) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 478 | { |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 479 | case 0: |
| 480 | { |
| 481 | SetPixelRed(image,ClampToQuantum(pixel),q); |
| 482 | SetPixelGreen(image,ClampToQuantum(pixel),q); |
| 483 | SetPixelBlue(image,ClampToQuantum(pixel),q); |
| 484 | SetPixelAlpha(image,OpaqueAlpha,q); |
| 485 | break; |
| 486 | } |
| 487 | case 1: |
| 488 | { |
| 489 | if (jp2_image->numcomps == 2) |
| 490 | { |
| 491 | SetPixelAlpha(image,ClampToQuantum(pixel),q); |
| 492 | break; |
| 493 | } |
| 494 | SetPixelGreen(image,ClampToQuantum(pixel),q); |
| 495 | break; |
| 496 | } |
| 497 | case 2: |
| 498 | { |
| 499 | SetPixelBlue(image,ClampToQuantum(pixel),q); |
| 500 | break; |
| 501 | } |
| 502 | case 3: |
| 503 | { |
| 504 | SetPixelAlpha(image,ClampToQuantum(pixel),q); |
| 505 | break; |
| 506 | } |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 507 | } |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 508 | } |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 509 | q+=GetPixelChannels(image); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 510 | } |
| 511 | if (SyncAuthenticPixels(image,exception) == MagickFalse) |
| 512 | break; |
cristy | cee9711 | 2010-05-28 00:44:52 +0000 | [diff] [blame] | 513 | status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y, |
cristy | 524222d | 2011-04-25 00:37:06 +0000 | [diff] [blame] | 514 | image->rows); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 515 | if (status == MagickFalse) |
| 516 | break; |
| 517 | } |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 518 | /* |
| 519 | Free resources. |
| 520 | */ |
| 521 | opj_destroy_codec(jp2_codec); |
| 522 | opj_image_destroy(jp2_image); |
cristy | 6c0f150 | 2014-01-02 13:53:25 +0000 | [diff] [blame] | 523 | opj_destroy_cstr_index(&codestream_index); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 524 | return(GetFirstImageInList(image)); |
| 525 | } |
| 526 | #endif |
| 527 | |
| 528 | /* |
| 529 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 530 | % % |
| 531 | % % |
| 532 | % % |
| 533 | % R e g i s t e r J P 2 I m a g e % |
| 534 | % % |
| 535 | % % |
| 536 | % % |
| 537 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 538 | % |
| 539 | % RegisterJP2Image() adds attributes for the JP2 image format to the list of |
| 540 | % supported formats. The attributes include the image format tag, a method |
| 541 | % method to read and/or write the format, whether the format supports the |
| 542 | % saving of more than one frame to the same file or blob, whether the format |
| 543 | % supports native in-memory I/O, and a brief description of the format. |
| 544 | % |
| 545 | % The format of the RegisterJP2Image method is: |
| 546 | % |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 547 | % size_t RegisterJP2Image(void) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 548 | % |
| 549 | */ |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 550 | ModuleExport size_t RegisterJP2Image(void) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 551 | { |
cristy | bcd740c | 2014-01-03 21:08:39 +0000 | [diff] [blame] | 552 | char |
| 553 | version[MaxTextExtent]; |
| 554 | |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 555 | MagickInfo |
| 556 | *entry; |
| 557 | |
cristy | bcd740c | 2014-01-03 21:08:39 +0000 | [diff] [blame] | 558 | *version='\0'; |
| 559 | #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE) |
| 560 | (void) FormatLocaleString(version,MaxTextExtent,"%s",opj_version()); |
| 561 | #endif |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 562 | entry=SetMagickInfo("JP2"); |
| 563 | entry->description=ConstantString("JPEG-2000 File Format Syntax"); |
cristy | bcd740c | 2014-01-03 21:08:39 +0000 | [diff] [blame] | 564 | if (*version != '\0') |
| 565 | entry->version=ConstantString(version); |
cristy | 5aefbeb | 2013-08-09 12:13:32 +0000 | [diff] [blame] | 566 | entry->mime_type=ConstantString("image/jp2"); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 567 | entry->module=ConstantString("JP2"); |
| 568 | entry->magick=(IsImageFormatHandler *) IsJP2; |
| 569 | entry->adjoin=MagickFalse; |
| 570 | entry->seekable_stream=MagickTrue; |
| 571 | entry->thread_support=NoThreadSupport; |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 572 | #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 573 | entry->decoder=(DecodeImageHandler *) ReadJP2Image; |
| 574 | entry->encoder=(EncodeImageHandler *) WriteJP2Image; |
| 575 | #endif |
| 576 | (void) RegisterMagickInfo(entry); |
cristy | 9bfeb94 | 2012-05-10 12:07:32 +0000 | [diff] [blame] | 577 | entry=SetMagickInfo("J2K"); |
| 578 | entry->description=ConstantString("JPEG-2000 Code Stream Syntax"); |
cristy | bcd740c | 2014-01-03 21:08:39 +0000 | [diff] [blame] | 579 | if (*version != '\0') |
| 580 | entry->version=ConstantString(version); |
cristy | 5aefbeb | 2013-08-09 12:13:32 +0000 | [diff] [blame] | 581 | entry->mime_type=ConstantString("image/jp2"); |
cristy | 9bfeb94 | 2012-05-10 12:07:32 +0000 | [diff] [blame] | 582 | entry->module=ConstantString("JP2"); |
cristy | b5a9791 | 2014-01-02 15:52:07 +0000 | [diff] [blame] | 583 | entry->magick=(IsImageFormatHandler *) IsJ2K; |
cristy | 9bfeb94 | 2012-05-10 12:07:32 +0000 | [diff] [blame] | 584 | entry->adjoin=MagickFalse; |
| 585 | entry->seekable_stream=MagickTrue; |
| 586 | entry->thread_support=NoThreadSupport; |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 587 | #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE) |
cristy | 9bfeb94 | 2012-05-10 12:07:32 +0000 | [diff] [blame] | 588 | entry->decoder=(DecodeImageHandler *) ReadJP2Image; |
| 589 | entry->encoder=(EncodeImageHandler *) WriteJP2Image; |
| 590 | #endif |
| 591 | (void) RegisterMagickInfo(entry); |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 592 | entry=SetMagickInfo("JPT"); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 593 | entry->description=ConstantString("JPEG-2000 File Format Syntax"); |
cristy | bcd740c | 2014-01-03 21:08:39 +0000 | [diff] [blame] | 594 | if (*version != '\0') |
| 595 | entry->version=ConstantString(version); |
cristy | 5aefbeb | 2013-08-09 12:13:32 +0000 | [diff] [blame] | 596 | entry->mime_type=ConstantString("image/jp2"); |
cristy | 02f1fda | 2009-12-10 15:23:56 +0000 | [diff] [blame] | 597 | entry->module=ConstantString("JP2"); |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 598 | entry->magick=(IsImageFormatHandler *) IsJP2; |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 599 | entry->adjoin=MagickFalse; |
| 600 | entry->seekable_stream=MagickTrue; |
| 601 | entry->thread_support=NoThreadSupport; |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 602 | #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 603 | entry->decoder=(DecodeImageHandler *) ReadJP2Image; |
| 604 | entry->encoder=(EncodeImageHandler *) WriteJP2Image; |
| 605 | #endif |
| 606 | (void) RegisterMagickInfo(entry); |
cristy | 92f84a5 | 2014-01-02 15:10:12 +0000 | [diff] [blame] | 607 | entry=SetMagickInfo("JPC"); |
| 608 | entry->description=ConstantString("JPEG-2000 Code Stream Syntax"); |
cristy | bcd740c | 2014-01-03 21:08:39 +0000 | [diff] [blame] | 609 | if (*version != '\0') |
| 610 | entry->version=ConstantString(version); |
cristy | 92f84a5 | 2014-01-02 15:10:12 +0000 | [diff] [blame] | 611 | entry->mime_type=ConstantString("image/jp2"); |
| 612 | entry->module=ConstantString("JP2"); |
| 613 | entry->magick=(IsImageFormatHandler *) IsJPC; |
| 614 | entry->adjoin=MagickFalse; |
| 615 | entry->seekable_stream=MagickTrue; |
| 616 | entry->thread_support=NoThreadSupport; |
| 617 | #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE) |
| 618 | entry->decoder=(DecodeImageHandler *) ReadJP2Image; |
| 619 | entry->encoder=(EncodeImageHandler *) WriteJP2Image; |
| 620 | #endif |
| 621 | (void) RegisterMagickInfo(entry); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 622 | return(MagickImageCoderSignature); |
| 623 | } |
| 624 | |
| 625 | /* |
| 626 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 627 | % % |
| 628 | % % |
| 629 | % % |
| 630 | % U n r e g i s t e r J P 2 I m a g e % |
| 631 | % % |
| 632 | % % |
| 633 | % % |
| 634 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 635 | % |
| 636 | % UnregisterJP2Image() removes format registrations made by the JP2 module |
| 637 | % from the list of supported formats. |
| 638 | % |
| 639 | % The format of the UnregisterJP2Image method is: |
| 640 | % |
| 641 | % UnregisterJP2Image(void) |
| 642 | % |
| 643 | */ |
| 644 | ModuleExport void UnregisterJP2Image(void) |
| 645 | { |
cristy | 92f84a5 | 2014-01-02 15:10:12 +0000 | [diff] [blame] | 646 | (void) UnregisterMagickInfo("JPC"); |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 647 | (void) UnregisterMagickInfo("JPT"); |
cristy | 02f1fda | 2009-12-10 15:23:56 +0000 | [diff] [blame] | 648 | (void) UnregisterMagickInfo("JP2"); |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 649 | (void) UnregisterMagickInfo("J2K"); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 650 | } |
| 651 | |
cristy | 2599725 | 2014-01-02 13:28:18 +0000 | [diff] [blame] | 652 | #if defined(MAGICKCORE_LIBOPENJP2_DELEGATE) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 653 | /* |
| 654 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 655 | % % |
| 656 | % % |
| 657 | % % |
| 658 | % W r i t e J P 2 I m a g e % |
| 659 | % % |
| 660 | % % |
| 661 | % % |
| 662 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 663 | % |
| 664 | % WriteJP2Image() writes an image in the JPEG 2000 image format. |
| 665 | % |
| 666 | % JP2 support originally written by Nathan Brown, nathanbrown@letu.edu |
| 667 | % |
| 668 | % The format of the WriteJP2Image method is: |
| 669 | % |
cristy | db9258a | 2014-01-03 20:26:19 +0000 | [diff] [blame] | 670 | % MagickBooleanType WriteJP2Image(const ImageInfo *image_info,Image *image, |
| 671 | % ExceptionInfo *exception) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 672 | % |
| 673 | % A description of each parameter follows. |
| 674 | % |
| 675 | % o image_info: the image info. |
| 676 | % |
| 677 | % o image: The image. |
| 678 | % |
| 679 | */ |
cristy | db9258a | 2014-01-03 20:26:19 +0000 | [diff] [blame] | 680 | static MagickBooleanType WriteJP2Image(const ImageInfo *image_info,Image *image, |
| 681 | ExceptionInfo *exception) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 682 | { |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 683 | const char |
cristy | 73bbee1 | 2014-01-05 00:43:38 +0000 | [diff] [blame] | 684 | *option, |
| 685 | *property; |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 686 | |
| 687 | int |
| 688 | jp2_status; |
| 689 | |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 690 | MagickBooleanType |
| 691 | status; |
| 692 | |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 693 | opj_codec_t |
| 694 | *jp2_codec; |
| 695 | |
| 696 | OPJ_COLOR_SPACE |
| 697 | jp2_colorspace; |
| 698 | |
| 699 | opj_cparameters_t |
| 700 | parameters; |
| 701 | |
| 702 | opj_image_cmptparm_t |
| 703 | jp2_info[5]; |
| 704 | |
| 705 | opj_image_t |
| 706 | *jp2_image; |
| 707 | |
| 708 | opj_stream_t |
| 709 | *jp2_stream; |
| 710 | |
| 711 | register ssize_t |
| 712 | i; |
| 713 | |
| 714 | ssize_t |
| 715 | y; |
| 716 | |
| 717 | size_t |
| 718 | channels; |
| 719 | |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 720 | /* |
| 721 | Open image file. |
| 722 | */ |
| 723 | assert(image_info != (const ImageInfo *) NULL); |
| 724 | assert(image_info->signature == MagickSignature); |
| 725 | assert(image != (Image *) NULL); |
| 726 | assert(image->signature == MagickSignature); |
| 727 | if (image->debug != MagickFalse) |
| 728 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename); |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 729 | assert(exception != (ExceptionInfo *) NULL); |
| 730 | assert(exception->signature == MagickSignature); |
cristy | db9258a | 2014-01-03 20:26:19 +0000 | [diff] [blame] | 731 | status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 732 | if (status == MagickFalse) |
| 733 | return(status); |
| 734 | /* |
glennrp | bca49a2 | 2011-07-01 12:18:22 +0000 | [diff] [blame] | 735 | Initialize JPEG 2000 API. |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 736 | */ |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 737 | opj_set_default_encoder_parameters(¶meters); |
| 738 | for (i=1; i < 6; i++) |
| 739 | if (((1UL << (i+2)) > image->columns) && ((1UL << (i+2)) > image->rows)) |
| 740 | break; |
| 741 | parameters.numresolution=i; |
cristy | 73bbee1 | 2014-01-05 00:43:38 +0000 | [diff] [blame] | 742 | option=GetImageOption(image_info,"jp2:number-resolutions"); |
| 743 | if (option != (const char *) NULL) |
| 744 | parameters.numresolution=StringToInteger(option); |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 745 | parameters.tcp_numlayers=1; |
| 746 | parameters.tcp_distoratio[0]=(double) image->quality; |
| 747 | parameters.cp_fixed_quality=OPJ_TRUE; |
| 748 | if (image_info->extract != (char *) NULL) |
| 749 | { |
| 750 | RectangleInfo |
| 751 | geometry; |
| 752 | |
| 753 | int |
| 754 | flags; |
| 755 | |
| 756 | /* |
| 757 | Set tile size. |
| 758 | */ |
| 759 | flags=ParseAbsoluteGeometry(image_info->extract,&geometry); |
| 760 | parameters.cp_tdx=geometry.width; |
| 761 | parameters.cp_tdy=geometry.width; |
| 762 | if ((flags & HeightValue) != 0) |
| 763 | parameters.cp_tdy=geometry.height; |
| 764 | if ((flags & XValue) != 0) |
| 765 | parameters.cp_tx0=geometry.x; |
| 766 | if ((flags & YValue) != 0) |
| 767 | parameters.cp_ty0=geometry.y; |
| 768 | parameters.tile_size_on=OPJ_TRUE; |
| 769 | } |
cristy | 73bbee1 | 2014-01-05 00:43:38 +0000 | [diff] [blame] | 770 | option=GetImageOption(image_info,"jp2:quality"); |
| 771 | if (option != (const char *) NULL) |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 772 | { |
| 773 | register const char |
| 774 | *p; |
| 775 | |
| 776 | /* |
| 777 | Set quality PSNR. |
| 778 | */ |
cristy | 73bbee1 | 2014-01-05 00:43:38 +0000 | [diff] [blame] | 779 | p=option; |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 780 | for (i=1; sscanf(p,"%f",¶meters.tcp_distoratio[i]) == 1; i++) |
| 781 | { |
| 782 | if (i > 100) |
| 783 | break; |
| 784 | while ((*p != '\0') && (*p != ',')) |
| 785 | p++; |
| 786 | if (*p == '\0') |
| 787 | break; |
| 788 | p++; |
| 789 | } |
| 790 | parameters.tcp_numlayers=i; |
| 791 | parameters.cp_fixed_quality=OPJ_TRUE; |
| 792 | } |
cristy | 73bbee1 | 2014-01-05 00:43:38 +0000 | [diff] [blame] | 793 | option=GetImageOption(image_info,"jp2:rate"); |
| 794 | if (option != (const char *) NULL) |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 795 | { |
| 796 | register const char |
| 797 | *p; |
| 798 | |
| 799 | /* |
| 800 | Set compression rate. |
| 801 | */ |
cristy | 73bbee1 | 2014-01-05 00:43:38 +0000 | [diff] [blame] | 802 | p=option; |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 803 | for (i=1; sscanf(p,"%f",¶meters.tcp_rates[i]) == 1; i++) |
| 804 | { |
| 805 | if (i > 100) |
| 806 | break; |
| 807 | while ((*p != '\0') && (*p != ',')) |
| 808 | p++; |
| 809 | if (*p == '\0') |
| 810 | break; |
| 811 | p++; |
| 812 | } |
| 813 | parameters.tcp_numlayers=i; |
| 814 | parameters.cp_disto_alloc=OPJ_TRUE; |
| 815 | } |
cristy | 73bbee1 | 2014-01-05 00:43:38 +0000 | [diff] [blame] | 816 | option=GetImageOption(image_info,"jp2:sampling-factor"); |
| 817 | if (option != (const char *) NULL) |
| 818 | (void) sscanf(option,"%d,%d",¶meters.subsampling_dx, |
| 819 | ¶meters.subsampling_dy); |
cristy | 1803a90 | 2014-01-04 21:01:24 +0000 | [diff] [blame] | 820 | #if defined(BUGINOPENJPEG) |
| 821 | if ((image->depth == 12) && |
| 822 | ((image->columns == 2048) || (image->rows == 1080) || |
| 823 | (image->columns == 4096) || (image->rows == 2160))) |
| 824 | { |
| 825 | /* |
| 826 | Digital Cinema profile compliance. |
| 827 | */ |
| 828 | if ((image->columns == 2048) || (image->rows == 1080)) |
| 829 | { |
| 830 | /* |
| 831 | Digital Cinema 2K. |
| 832 | */ |
| 833 | parameters.cp_cinema=OPJ_CINEMA2K_48; |
| 834 | parameters.cp_rsiz=OPJ_CINEMA2K; |
| 835 | } |
| 836 | if ((image->columns == 4096) || (image->rows == 2160)) |
| 837 | { |
| 838 | /* |
| 839 | Digital Cinema 4K. |
| 840 | */ |
| 841 | parameters.cp_cinema=OPJ_CINEMA4K_24; |
| 842 | parameters.cp_rsiz=OPJ_CINEMA4K; |
| 843 | } |
| 844 | } |
| 845 | #endif |
cristy | 73bbee1 | 2014-01-05 00:43:38 +0000 | [diff] [blame] | 846 | property=GetImageProperty(image,"comment",exception); |
| 847 | if (property != (const char *) NULL) |
| 848 | parameters.cp_comment=ConstantString(property); |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 849 | channels=3; |
| 850 | jp2_colorspace=OPJ_CLRSPC_SRGB; |
| 851 | if (image->colorspace == YUVColorspace) |
| 852 | { |
| 853 | jp2_colorspace=OPJ_CLRSPC_SYCC; |
| 854 | parameters.subsampling_dx=2; |
| 855 | } |
| 856 | else |
| 857 | { |
| 858 | if (IssRGBCompatibleColorspace(image->colorspace) == MagickFalse) |
| 859 | (void) TransformImageColorspace(image,sRGBColorspace,exception); |
| 860 | if (IsGrayColorspace(image->colorspace) != MagickFalse) |
| 861 | { |
| 862 | channels=1; |
| 863 | jp2_colorspace=OPJ_CLRSPC_GRAY; |
| 864 | } |
| 865 | if (image->alpha_trait == BlendPixelTrait) |
| 866 | channels++; |
| 867 | } |
| 868 | ResetMagickMemory(jp2_info,0,sizeof(jp2_info)); |
| 869 | for (i=0; i < (ssize_t) channels; i++) |
| 870 | { |
| 871 | jp2_info[i].prec=image->depth; |
| 872 | jp2_info[i].bpp=image->depth; |
| 873 | if ((image->depth == 1) && |
| 874 | ((LocaleCompare(image_info->magick,"JPT") == 0) || |
| 875 | (LocaleCompare(image_info->magick,"JP2") == 0))) |
| 876 | { |
| 877 | jp2_info[i].prec++; /* OpenJPEG returns exception for depth @ 1 */ |
| 878 | jp2_info[i].bpp++; |
| 879 | } |
| 880 | jp2_info[i].sgnd=0; |
| 881 | jp2_info[i].dx=parameters.subsampling_dx; |
| 882 | jp2_info[i].dy=parameters.subsampling_dy; |
| 883 | jp2_info[i].w=image->columns; |
| 884 | jp2_info[i].h=image->rows; |
| 885 | } |
| 886 | jp2_image=opj_image_create(channels,jp2_info,jp2_colorspace); |
| 887 | if (jp2_image == (opj_image_t *) NULL) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 888 | ThrowWriterException(DelegateError,"UnableToEncodeImageFile"); |
cristy | 7ea3496 | 2014-01-04 18:03:30 +0000 | [diff] [blame] | 889 | jp2_image->x0=parameters.image_offset_x0; |
| 890 | jp2_image->y0=parameters.image_offset_y0; |
| 891 | jp2_image->x1=2*parameters.image_offset_x0+(image->columns-1)* |
| 892 | parameters.subsampling_dx+1; |
| 893 | jp2_image->y1=2*parameters.image_offset_y0+(image->rows-1)* |
| 894 | parameters.subsampling_dx+1; |
| 895 | /* |
| 896 | Convert to JP2 pixels. |
| 897 | */ |
| 898 | for (y=0; y < (ssize_t) image->rows; y++) |
| 899 | { |
| 900 | register const Quantum |
| 901 | *p; |
| 902 | |
| 903 | ssize_t |
| 904 | x; |
| 905 | |
| 906 | p=GetVirtualPixels(image,0,y,image->columns,1,exception); |
| 907 | if (p == (const Quantum *) NULL) |
| 908 | break; |
| 909 | for (x=0; x < (ssize_t) image->columns; x++) |
| 910 | { |
| 911 | for (i=0; i < (ssize_t) channels; i++) |
| 912 | { |
| 913 | double |
| 914 | scale; |
| 915 | |
| 916 | register int |
| 917 | *q; |
| 918 | |
| 919 | scale=(double) ((1UL << jp2_image->comps[i].prec)-1)/QuantumRange; |
| 920 | q=jp2_image->comps[i].data+(y/jp2_image->comps[i].dy* |
| 921 | image->columns/jp2_image->comps[i].dx+x/jp2_image->comps[i].dx); |
| 922 | switch (i) |
| 923 | { |
| 924 | case 0: |
| 925 | { |
| 926 | if (jp2_colorspace == OPJ_CLRSPC_GRAY) |
| 927 | { |
| 928 | *q=(int) (scale*GetPixelLuma(image,p)); |
| 929 | break; |
| 930 | } |
| 931 | *q=(int) (scale*GetPixelRed(image,p)); |
| 932 | break; |
| 933 | } |
| 934 | case 1: |
| 935 | { |
| 936 | if (jp2_colorspace == OPJ_CLRSPC_GRAY) |
| 937 | { |
| 938 | *q=(int) (scale*GetPixelAlpha(image,p)); |
| 939 | break; |
| 940 | } |
| 941 | *q=(int) (scale*GetPixelGreen(image,p)); |
| 942 | break; |
| 943 | } |
| 944 | case 2: |
| 945 | { |
| 946 | *q=(int) (scale*GetPixelBlue(image,p)); |
| 947 | break; |
| 948 | } |
| 949 | case 3: |
| 950 | { |
| 951 | *q=(int) (scale*GetPixelAlpha(image,p)); |
| 952 | break; |
| 953 | } |
| 954 | } |
| 955 | } |
| 956 | p++; |
| 957 | } |
| 958 | status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, |
| 959 | image->rows); |
| 960 | if (status == MagickFalse) |
| 961 | break; |
| 962 | } |
| 963 | if (LocaleCompare(image_info->magick,"JPT") == 0) |
| 964 | jp2_codec=opj_create_compress(OPJ_CODEC_JPT); |
| 965 | else |
| 966 | if (LocaleCompare(image_info->magick,"J2K") == 0) |
| 967 | jp2_codec=opj_create_compress(OPJ_CODEC_J2K); |
| 968 | else |
| 969 | jp2_codec=opj_create_compress(OPJ_CODEC_JP2); |
| 970 | opj_set_warning_handler(jp2_codec,JP2WarningHandler,exception); |
| 971 | opj_set_error_handler(jp2_codec,JP2ErrorHandler,exception); |
| 972 | opj_setup_encoder(jp2_codec,¶meters,jp2_image); |
| 973 | jp2_stream=opj_stream_create(OPJ_J2K_STREAM_CHUNK_SIZE,OPJ_FALSE); |
| 974 | opj_stream_set_read_function(jp2_stream,JP2ReadHandler); |
| 975 | opj_stream_set_write_function(jp2_stream,JP2WriteHandler); |
| 976 | opj_stream_set_seek_function(jp2_stream,JP2SeekHandler); |
| 977 | opj_stream_set_skip_function(jp2_stream,JP2SkipHandler); |
| 978 | opj_stream_set_user_data(jp2_stream,image); |
| 979 | if (jp2_stream == (opj_stream_t *) NULL) |
| 980 | ThrowWriterException(DelegateError,"UnableToEncodeImageFile"); |
| 981 | jp2_status=opj_start_compress(jp2_codec,jp2_image,jp2_stream); |
| 982 | if (jp2_status == 0) |
| 983 | ThrowWriterException(DelegateError,"UnableToEncodeImageFile"); |
| 984 | if ((opj_encode(jp2_codec,jp2_stream) == 0) || |
| 985 | (opj_end_compress(jp2_codec,jp2_stream) == 0)) |
| 986 | { |
| 987 | opj_stream_set_user_data(jp2_stream,NULL); |
| 988 | opj_stream_destroy_v3(jp2_stream); |
| 989 | opj_destroy_codec(jp2_codec); |
| 990 | opj_image_destroy(jp2_image); |
| 991 | ThrowWriterException(DelegateError,"UnableToEncodeImageFile"); |
| 992 | } |
| 993 | /* |
| 994 | Free resources. |
| 995 | */ |
| 996 | opj_stream_set_user_data(jp2_stream,NULL); |
| 997 | opj_stream_destroy_v3(jp2_stream); |
| 998 | opj_destroy_codec(jp2_codec); |
| 999 | opj_image_destroy(jp2_image); |
| 1000 | (void) CloseBlob(image); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1001 | return(MagickTrue); |
| 1002 | } |
| 1003 | #endif |