/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % V V IIIII DDDD % % V V I D D % % V V I D D % % V V I D D % % V IIIII DDDD % % % % % % Return a Visual Image Directory for matching images. % % % % Software Design % % John Cristy % % July 1992 % % % % % % Copyright 1999-2007 ImageMagick Studio LLC, a non-profit organization % % dedicated to making software imaging solutions freely available. % % % % You may not use this file except in compliance with the License. You may % % obtain a copy of the License at % % % % http://www.imagemagick.org/script/license.php % % % % Unless required by applicable law or agreed to in writing, software % % distributed under the License is distributed on an "AS IS" BASIS, % % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. % % See the License for the specific language governing permissions and % % limitations under the License. % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % */ /* Include declarations. */ #include "magick/studio.h" #include "magick/property.h" #include "magick/blob.h" #include "magick/blob-private.h" #include "magick/constitute.h" #include "magick/exception.h" #include "magick/exception-private.h" #include "magick/geometry.h" #include "magick/image.h" #include "magick/image-private.h" #include "magick/list.h" #include "magick/log.h" #include "magick/magick.h" #include "magick/memory_.h" #include "magick/monitor.h" #include "magick/montage.h" #include "magick/quantum-private.h" #include "magick/resize.h" #include "magick/static.h" #include "magick/string_.h" #include "magick/module.h" #include "magick/utility.h" /* Forward declarations. */ static MagickBooleanType WriteVIDImage(const ImageInfo *,Image *); /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % R e a d V I D I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % ReadVIDImage reads one of more images and creates a Visual Image % Directory file. It allocates the memory necessary for the new Image % structure and returns a pointer to the new image. % % The format of the ReadVIDImage method is: % % Image *ReadVIDImage(const ImageInfo *image_info,ExceptionInfo *exception) % % A description of each parameter follows: % % o image_info: The image info. % % o exception: return any errors or warnings in this structure. % */ static Image *ReadVIDImage(const ImageInfo *image_info,ExceptionInfo *exception) { #define ClientName "montage" char **filelist, *label; Image *image, *images, *montage_image, *next_image, *thumbnail_image; ImageInfo *read_info; int number_files; MagickBooleanType status; MontageInfo *montage_info; RectangleInfo geometry; register long i; /* Expand the filename. */ assert(image_info != (const ImageInfo *) NULL); assert(image_info->signature == MagickSignature); if (image_info->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s", image_info->filename); assert(exception != (ExceptionInfo *) NULL); assert(exception->signature == MagickSignature); image=AllocateImage(image_info); filelist=(char **) AcquireMagickMemory(sizeof(*filelist)); if (filelist == (char **) NULL) ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); filelist[0]=(char *) image_info->filename; number_files=1; status=ExpandFilenames(&number_files,&filelist); if ((status == MagickFalse) || (number_files == 0)) ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); image=DestroyImage(image); /* Read each image and convert them to a tile. */ images=NewImageList(); read_info=CloneImageInfo(image_info); SetImageInfoBlob(read_info,(void *) NULL,0); (void) SetImageInfoProgressMonitor(read_info,(MagickProgressMonitor) NULL, (void *) NULL); if (read_info->size == (char *) NULL) (void) CloneString(&read_info->size,DefaultTileGeometry); for (i=0; i < (long) number_files; i++) { if (image_info->debug != MagickFalse) (void) LogMagickEvent(CoderEvent,GetMagickModule(),"name: %s", filelist[i]); (void) CopyMagickString(read_info->filename,filelist[i],MaxTextExtent); filelist[i]=DestroyString(filelist[i]); *read_info->magick='\0'; next_image=ReadImage(read_info,exception); CatchException(exception); if (next_image == (Image *) NULL) break; label=InterpretImageProperties(image_info,next_image,DefaultTileLabel); (void) SetImageProperty(next_image,"label",label); label=DestroyString(label); if (image_info->debug != MagickFalse) (void) LogMagickEvent(CoderEvent,GetMagickModule(),"geometry: %ldx%ld", next_image->columns,next_image->rows); SetGeometry(next_image,&geometry); (void) ParseMetaGeometry(read_info->size,&geometry.x,&geometry.y, &geometry.width,&geometry.height); thumbnail_image=ThumbnailImage(next_image,geometry.width,geometry.height, exception); if (thumbnail_image != (Image *) NULL) { next_image=DestroyImage(next_image); next_image=thumbnail_image; } if (image_info->debug != MagickFalse) (void) LogMagickEvent(CoderEvent,GetMagickModule(), "thumbnail geometry: %ldx%ld",next_image->columns,next_image->rows); AppendImageToList(&images,next_image); if (images->progress_monitor != (MagickProgressMonitor) NULL) { status=images->progress_monitor(LoadImagesTag,i,(MagickSizeType) number_files,images->client_data); if (status == MagickFalse) break; } } read_info=DestroyImageInfo(read_info); filelist=(char **) RelinquishMagickMemory(filelist); if (images == (Image *) NULL) ThrowReaderException(CorruptImageError, "ImageFileDoesNotContainAnyImageData"); /* Create the visual image directory. */ montage_info=CloneMontageInfo(image_info,(MontageInfo *) NULL); if (image_info->debug != MagickFalse) (void) LogMagickEvent(CoderEvent,GetMagickModule(),"creating montage"); montage_image=MontageImageList(image_info,montage_info, GetFirstImageInList(images),exception); montage_info=DestroyMontageInfo(montage_info); images=DestroyImageList(images); return(montage_image); } /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % R e g i s t e r V I D I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % RegisterVIDImage() adds attributes for the VID image format to % the list of supported formats. The attributes include the image format % tag, a method to read and/or write the format, whether the format % supports the saving of more than one frame to the same file or blob, % whether the format supports native in-memory I/O, and a brief % description of the format. % % The format of the RegisterVIDImage method is: % % unsigned long RegisterVIDImage(void) % */ ModuleExport unsigned long RegisterVIDImage(void) { MagickInfo *entry; entry=SetMagickInfo("VID"); entry->decoder=(DecodeImageHandler *) ReadVIDImage; entry->encoder=(EncodeImageHandler *) WriteVIDImage; entry->description=ConstantString("Visual Image Directory"); entry->module=ConstantString("VID"); (void) RegisterMagickInfo(entry); return(MagickImageCoderSignature); } /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % U n r e g i s t e r V I D I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % UnregisterVIDImage() removes format registrations made by the % VID module from the list of supported formats. % % The format of the UnregisterVIDImage method is: % % UnregisterVIDImage(void) % */ ModuleExport void UnregisterVIDImage(void) { (void) UnregisterMagickInfo("VID"); } /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % W r i t e V I D I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % WriteVIDImage() writes an image to a file in VID X image format. % % The format of the WriteVIDImage method is: % % MagickBooleanType WriteVIDImage(const ImageInfo *image_info,Image *image) % % A description of each parameter follows. % % o image_info: The image info. % % o image: The image. % % */ static MagickBooleanType WriteVIDImage(const ImageInfo *image_info,Image *image) { Image *montage_image; ImageInfo *write_info; MagickBooleanType status; MontageInfo *montage_info; register Image *p; /* Create the visual image directory. */ for (p=image; p != (Image *) NULL; p=GetNextImageInList(p)) (void) SetImageProperty(p,"label",DefaultTileLabel); montage_info=CloneMontageInfo(image_info,(MontageInfo *) NULL); montage_image=MontageImageList(image_info,montage_info,image, &image->exception); if (montage_image == (Image *) NULL) ThrowWriterException(CorruptImageError,image->exception.reason); (void) CopyMagickString(montage_image->filename,image_info->filename, MaxTextExtent); write_info=CloneImageInfo(image_info); (void) SetImageInfo(write_info,MagickTrue,&image->exception); if (LocaleCompare(write_info->magick,"VID") == 0) (void) FormatMagickString(montage_image->filename,MaxTextExtent, "miff:%s",write_info->filename); status=WriteImage(write_info,montage_image); montage_image=DestroyImage(montage_image); write_info=DestroyImageInfo(write_info); return(status); }