granicus.if.org Git - imagemagick/blob - coders/dng.c

   1 /*
   2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   3 %                                                                             %
   4 %                                                                             %
   5 %                                                                             %
   6 %                            DDDD   N   N   GGGG                              %
   7 %                            D   D  NN  N  GS                                 %
   8 %                            D   D  N N N  G  GG                              %
   9 %                            D   D  N  NN  G   G                              %
  10 %                            DDDD   N   N   GGGG                              %
  11 %                                                                             %
  12 %                                                                             %
  13 %                  Read the Digital Negative Image Format                     %
  14 %                                                                             %
  15 %                              Software Design                                %
  16 %                                   Cristy                                    %
  17 %                                 July 1999                                   %
  18 %                                                                             %
  19 %                                                                             %
  20 %  Copyright 1999-2017 ImageMagick Studio LLC, a non-profit organization      %
  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 %    https://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   Include declarations.
  40 */
  41 #include "MagickCore/studio.h"
  42 #include "MagickCore/blob.h"
  43 #include "MagickCore/blob-private.h"
  44 #include "MagickCore/constitute.h"
  45 #include "MagickCore/delegate.h"
  46 #include "MagickCore/exception.h"
  47 #include "MagickCore/exception-private.h"
  48 #include "MagickCore/geometry.h"
  49 #include "MagickCore/image.h"
  50 #include "MagickCore/image-private.h"
  51 #include "MagickCore/layer.h"
  52 #include "MagickCore/list.h"
  53 #include "MagickCore/log.h"
  54 #include "MagickCore/magick.h"
  55 #include "MagickCore/memory_.h"
  56 #include "MagickCore/opencl.h"
  57 #include "MagickCore/resource_.h"
  58 #include "MagickCore/quantum-private.h"
  59 #include "MagickCore/static.h"
  60 #include "MagickCore/string_.h"
  61 #include "MagickCore/module.h"
  62 #include "MagickCore/transform.h"
  63 #include "MagickCore/utility.h"
  64 #include "MagickCore/xml-tree.h"
  65 #include "MagickCore/xml-tree-private.h"
  66 \f
  67 /*
  68 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  69 %                                                                             %
  70 %                                                                             %
  71 %                                                                             %
  72 %   R e a d D N G I m a g e                                                   %
  73 %                                                                             %
  74 %                                                                             %
  75 %                                                                             %
  76 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  77 %
  78 %  ReadDNGImage() reads an binary file in the Digital Negative format and
  79 %  returns it.  It allocates the memory necessary for the new Image structure
  80 %  and returns a pointer to the new image.
  81 %
  82 %  The format of the ReadDNGImage method is:
  83 %
  84 %      Image *ReadDNGImage(const ImageInfo *image_info,
  85 %        ExceptionInfo *exception)
  86 %
  87 %  A description of each parameter follows:
  88 %
  89 %    o image_info: the image info.
  90 %
  91 %    o exception: return any errors or warnings in this structure.
  92 %
  93 */
  94
  95 #if defined(MAGICKCORE_WINDOWS_SUPPORT) && defined(MAGICKCORE_OPENCL_SUPPORT)
  96 static void InitializeDcrawOpenCL(ExceptionInfo *exception)
  97 {
  98   MagickBooleanType
  99     opencl_disabled;
 100
 101   MagickCLDevice
 102     *devices;
 103
 104   size_t
 105     length;
 106
 107   ssize_t
 108     i;
 109
 110   (void) SetEnvironmentVariable("DCR_CL_PLATFORM",NULL);
 111   (void) SetEnvironmentVariable("DCR_CL_DEVICE",NULL);
 112   (void) SetEnvironmentVariable("DCR_CL_DISABLED",NULL);
 113   if (GetOpenCLEnabled() == MagickFalse)
 114     {
 115       (void) SetEnvironmentVariable("DCR_CL_DISABLED","1");
 116       return;
 117     }
 118   devices=GetOpenCLDevices(&length,exception);
 119   if (devices == (MagickCLDevice *) NULL)
 120     return;
 121   for (i=0; i < (ssize_t) length; i++)
 122   {
 123     const char
 124       *name;
 125
 126     MagickCLDevice
 127       device;
 128
 129     device=devices[i];
 130     if (GetOpenCLDeviceEnabled(device) == MagickFalse)
 131       continue;
 132     name=GetOpenCLDeviceVendorName(device);
 133     if (name != (const char *) NULL)
 134       (void) SetEnvironmentVariable("DCR_CL_PLATFORM",name);
 135     name=GetOpenCLDeviceName(device);
 136     if (name != (const char *) NULL)
 137       (void) SetEnvironmentVariable("DCR_CL_DEVICE",name);
 138     return;
 139   }
 140 }
 141 #else
 142 static void InitializeDcrawOpenCL(ExceptionInfo *magick_unused(exception))
 143 {
 144   magick_unreferenced(exception);
 145 #if defined(MAGICKCORE_WINDOWS_SUPPORT)
 146   (void) SetEnvironmentVariable("DCR_CL_DISABLED","1");
 147 #endif
 148 }
 149 #endif
 150
 151 static Image *ReadDNGImage(const ImageInfo *image_info,ExceptionInfo *exception)
 152 {
 153   ExceptionInfo
 154     *sans_exception;
 155
 156   Image
 157     *image;
 158
 159   ImageInfo
 160     *read_info;
 161
 162   MagickBooleanType
 163     status;
 164
 165   /*
 166     Open image file.
 167   */
 168   assert(image_info != (const ImageInfo *) NULL);
 169   assert(image_info->signature == MagickCoreSignature);
 170   if (image_info->debug != MagickFalse)
 171     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
 172       image_info->filename);
 173   assert(exception != (ExceptionInfo *) NULL);
 174   assert(exception->signature == MagickCoreSignature);
 175   image=AcquireImage(image_info,exception);
 176   status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
 177   if (status == MagickFalse)
 178     {
 179       image=DestroyImageList(image);
 180       return((Image *) NULL);
 181     }
 182   (void) CloseBlob(image);
 183   (void) DestroyImageList(image);
 184   /*
 185     Convert DNG to PPM with delegate.
 186   */
 187   InitializeDcrawOpenCL(exception);
 188   image=AcquireImage(image_info,exception);
 189   read_info=CloneImageInfo(image_info);
 190   SetImageInfoBlob(read_info,(void *) NULL,0);
 191   (void) InvokeDelegate(read_info,image,"dng:decode",(char *) NULL,exception);
 192   image=DestroyImage(image);
 193   (void) FormatLocaleString(read_info->filename,MagickPathExtent,"%s.png",
 194     read_info->unique);
 195   sans_exception=AcquireExceptionInfo();
 196   image=ReadImage(read_info,sans_exception);
 197   sans_exception=DestroyExceptionInfo(sans_exception);
 198   if (image == (Image *) NULL)
 199     {
 200       (void) FormatLocaleString(read_info->filename,MagickPathExtent,"%s.ppm",
 201         read_info->unique);
 202       image=ReadImage(read_info,exception);
 203     }
 204   (void) RelinquishUniqueFileResource(read_info->filename);
 205   if (image != (Image *) NULL)
 206     {
 207       char
 208         filename[MagickPathExtent],
 209         *xml;
 210
 211       ExceptionInfo
 212         *sans;
 213
 214       (void) CopyMagickString(image->magick,read_info->magick,MagickPathExtent);
 215       (void) FormatLocaleString(filename,MagickPathExtent,"%s.ufraw",
 216         read_info->unique);
 217       sans=AcquireExceptionInfo();
 218       xml=FileToString(filename,MagickPathExtent,sans);
 219       (void) RelinquishUniqueFileResource(filename);
 220       if (xml != (char *) NULL)
 221         {
 222           XMLTreeInfo
 223             *ufraw;
 224
 225           /*
 226             Inject
 227           */
 228           ufraw=NewXMLTree(xml,sans);
 229           if (ufraw != (XMLTreeInfo *) NULL)
 230             {
 231               char
 232                 *content,
 233                 property[MagickPathExtent];
 234
 235               const char
 236                 *tag;
 237
 238               XMLTreeInfo
 239                 *next;
 240
 241               if (image->properties == (void *) NULL)
 242                 ((Image *) image)->properties=NewSplayTree(
 243                   CompareSplayTreeString,RelinquishMagickMemory,
 244                   RelinquishMagickMemory);
 245               next=GetXMLTreeChild(ufraw,(const char *) NULL);
 246               while (next != (XMLTreeInfo *) NULL)
 247               {
 248                 tag=GetXMLTreeTag(next);
 249                 if (tag == (char *) NULL)
 250                   tag="unknown";
 251                 (void) FormatLocaleString(property,MagickPathExtent,"dng:%s",tag);
 252                 content=ConstantString(GetXMLTreeContent(next));
 253                 StripString(content);
 254                 if ((LocaleCompare(tag,"log") != 0) &&
 255                     (LocaleCompare(tag,"InputFilename") != 0) &&
 256                     (LocaleCompare(tag,"OutputFilename") != 0) &&
 257                     (LocaleCompare(tag,"OutputType") != 0) &&
 258                     (strlen(content) != 0))
 259                   (void) AddValueToSplayTree((SplayTreeInfo *)
 260                     ((Image *) image)->properties,ConstantString(property),
 261                     content);
 262                 next=GetXMLTreeSibling(next);
 263               }
 264               ufraw=DestroyXMLTree(ufraw);
 265             }
 266           xml=DestroyString(xml);
 267         }
 268       sans=DestroyExceptionInfo(sans);
 269     }
 270   read_info=DestroyImageInfo(read_info);
 271   return(image);
 272 }
 273 \f
 274 /*
 275 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 276 %                                                                             %
 277 %                                                                             %
 278 %                                                                             %
 279 %   R e g i s t e r D N G I m a g e                                           %
 280 %                                                                             %
 281 %                                                                             %
 282 %                                                                             %
 283 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 284 %
 285 %  RegisterDNGImage() adds attributes for the DNG image format to
 286 %  the list of supported formats.  The attributes include the image format
 287 %  tag, a method to read and/or write the format, whether the format
 288 %  supports the saving of more than one frame to the same file or blob,
 289 %  whether the format supports native in-memory I/O, and a brief
 290 %  description of the format.
 291 %
 292 %  The format of the RegisterDNGImage method is:
 293 %
 294 %      size_t RegisterDNGImage(void)
 295 %
 296 */
 297 ModuleExport size_t RegisterDNGImage(void)
 298 {
 299   MagickInfo
 300     *entry;
 301
 302   entry=AcquireMagickInfo("DNG","3FR","Hasselblad CFV/H3D39II");
 303   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 304   entry->flags^=CoderBlobSupportFlag;
 305   entry->format_type=ExplicitFormatType;
 306   (void) RegisterMagickInfo(entry);
 307   entry=AcquireMagickInfo("DNG","ARW","Sony Alpha Raw Image Format");
 308   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 309   entry->flags^=CoderBlobSupportFlag;
 310   entry->format_type=ExplicitFormatType;
 311   (void) RegisterMagickInfo(entry);
 312   entry=AcquireMagickInfo("DNG","DNG","Digital Negative");
 313   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 314   entry->flags^=CoderBlobSupportFlag;
 315   entry->format_type=ExplicitFormatType;
 316   (void) RegisterMagickInfo(entry);
 317   entry=AcquireMagickInfo("DNG","CR2","Canon Digital Camera Raw Image Format");
 318   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 319   entry->flags^=CoderBlobSupportFlag;
 320   entry->format_type=ExplicitFormatType;
 321   (void) RegisterMagickInfo(entry);
 322   entry=AcquireMagickInfo("DNG","CRW","Canon Digital Camera Raw Image Format");
 323   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 324   entry->flags^=CoderBlobSupportFlag;
 325   entry->format_type=ExplicitFormatType;
 326   (void) RegisterMagickInfo(entry);
 327   entry=AcquireMagickInfo("DNG","DCR","Kodak Digital Camera Raw Image File");
 328   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 329   entry->flags^=CoderBlobSupportFlag;
 330   entry->format_type=ExplicitFormatType;
 331   (void) RegisterMagickInfo(entry);
 332   entry=AcquireMagickInfo("DNG","ERF","Epson RAW Format");
 333   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 334   entry->flags^=CoderBlobSupportFlag;
 335   entry->format_type=ExplicitFormatType;
 336   (void) RegisterMagickInfo(entry);
 337   entry=AcquireMagickInfo("DNG","IIQ","Phase One Raw Image Format");
 338   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 339   entry->flags^=CoderBlobSupportFlag;
 340   entry->format_type=ExplicitFormatType;
 341   (void) RegisterMagickInfo(entry);
 342   entry=AcquireMagickInfo("DNG","KDC","Kodak Digital Camera Raw Image Format");
 343   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 344   entry->flags^=CoderBlobSupportFlag;
 345   entry->format_type=ExplicitFormatType;
 346   (void) RegisterMagickInfo(entry);
 347   entry=AcquireMagickInfo("DNG","K25","Kodak Digital Camera Raw Image Format");
 348   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 349   entry->flags^=CoderBlobSupportFlag;
 350   entry->format_type=ExplicitFormatType;
 351   (void) RegisterMagickInfo(entry);
 352   entry=AcquireMagickInfo("DNG","MEF","Mamiya Raw Image File");
 353   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 354   entry->flags^=CoderBlobSupportFlag;
 355   entry->format_type=ExplicitFormatType;
 356   (void) RegisterMagickInfo(entry);
 357   entry=AcquireMagickInfo("DNG","MRW","Sony (Minolta) Raw Image File");
 358   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 359   entry->flags^=CoderBlobSupportFlag;
 360   entry->format_type=ExplicitFormatType;
 361   (void) RegisterMagickInfo(entry);
 362   entry=AcquireMagickInfo("DNG","NEF","Nikon Digital SLR Camera Raw Image File");
 363   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 364   entry->flags^=CoderBlobSupportFlag;
 365   entry->format_type=ExplicitFormatType;
 366   (void) RegisterMagickInfo(entry);
 367   entry=AcquireMagickInfo("DNG","NRW","Nikon Digital SLR Camera Raw Image File");
 368   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 369   entry->flags^=CoderBlobSupportFlag;
 370   entry->format_type=ExplicitFormatType;
 371   (void) RegisterMagickInfo(entry);
 372   entry=AcquireMagickInfo("DNG","ORF","Olympus Digital Camera Raw Image File");
 373   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 374   entry->flags^=CoderBlobSupportFlag;
 375   entry->format_type=ExplicitFormatType;
 376   (void) RegisterMagickInfo(entry);
 377   entry=AcquireMagickInfo("DNG","PEF","Pentax Electronic File");
 378   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 379   entry->flags^=CoderBlobSupportFlag;
 380   entry->format_type=ExplicitFormatType;
 381   (void) RegisterMagickInfo(entry);
 382   entry=AcquireMagickInfo("DNG","RAF","Fuji CCD-RAW Graphic File");
 383   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 384   entry->flags^=CoderBlobSupportFlag;
 385   entry->format_type=ExplicitFormatType;
 386   (void) RegisterMagickInfo(entry);
 387   entry=AcquireMagickInfo("DNG","RAW","Raw");
 388   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 389   entry->flags^=CoderBlobSupportFlag;
 390   entry->format_type=ExplicitFormatType;
 391   (void) RegisterMagickInfo(entry);
 392   entry=AcquireMagickInfo("DNG","RMF","Raw Media Format");
 393   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 394   entry->flags^=CoderBlobSupportFlag;
 395   entry->format_type=ExplicitFormatType;
 396   (void) RegisterMagickInfo(entry);
 397   entry=AcquireMagickInfo("DNG","RW2","Panasonic Lumix Raw Image");
 398   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 399   entry->flags^=CoderBlobSupportFlag;
 400   entry->format_type=ExplicitFormatType;
 401   (void) RegisterMagickInfo(entry);
 402   entry=AcquireMagickInfo("DNG","SRF","Sony Raw Format");
 403   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 404   entry->flags^=CoderBlobSupportFlag;
 405   entry->format_type=ExplicitFormatType;
 406   (void) RegisterMagickInfo(entry);
 407   entry=AcquireMagickInfo("DNG","SR2","Sony Raw Format 2");
 408   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 409   entry->flags^=CoderBlobSupportFlag;
 410   entry->format_type=ExplicitFormatType;
 411   (void) RegisterMagickInfo(entry);
 412   entry=AcquireMagickInfo("DNG","X3F","Sigma Camera RAW Picture File");
 413   entry->decoder=(DecodeImageHandler *) ReadDNGImage;
 414   entry->flags^=CoderBlobSupportFlag;
 415   entry->format_type=ExplicitFormatType;
 416   (void) RegisterMagickInfo(entry);
 417   return(MagickImageCoderSignature);
 418 }
 419 \f
 420 /*
 421 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 422 %                                                                             %
 423 %                                                                             %
 424 %                                                                             %
 425 %   U n r e g i s t e r D N G I m a g e                                       %
 426 %                                                                             %
 427 %                                                                             %
 428 %                                                                             %
 429 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 430 %
 431 %  UnregisterDNGImage() removes format registrations made by the
 432 %  BIM module from the list of supported formats.
 433 %
 434 %  The format of the UnregisterBIMImage method is:
 435 %
 436 %      UnregisterDNGImage(void)
 437 %
 438 */
 439 ModuleExport void UnregisterDNGImage(void)
 440 {
 441   (void) UnregisterMagickInfo("X3F");
 442   (void) UnregisterMagickInfo("SR2");
 443   (void) UnregisterMagickInfo("SRF");
 444   (void) UnregisterMagickInfo("RW2");
 445   (void) UnregisterMagickInfo("RMF");
 446   (void) UnregisterMagickInfo("RAF");
 447   (void) UnregisterMagickInfo("PEF");
 448   (void) UnregisterMagickInfo("ORF");
 449   (void) UnregisterMagickInfo("NRW");
 450   (void) UnregisterMagickInfo("NEF");
 451   (void) UnregisterMagickInfo("MRW");
 452   (void) UnregisterMagickInfo("MEF");
 453   (void) UnregisterMagickInfo("K25");
 454   (void) UnregisterMagickInfo("KDC");
 455   (void) UnregisterMagickInfo("IIQ");
 456   (void) UnregisterMagickInfo("ERF");
 457   (void) UnregisterMagickInfo("DCR");
 458   (void) UnregisterMagickInfo("CRW");
 459   (void) UnregisterMagickInfo("CR2");
 460   (void) UnregisterMagickInfo("DNG");
 461   (void) UnregisterMagickInfo("ARW");
 462   (void) UnregisterMagickInfo("3FR");
 463 }