Image Magick

ImageMagick-6.1.1/coders/art.c File Reference

#include "magick/studio.h"
#include "magick/blob.h"
#include "magick/blob_private.h"
#include "magick/error.h"
#include "magick/error_private.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/static.h"
#include "magick/string_.h"

Include dependency graph for art.c:

Go to the source code of this file.

Functions
void	InsertRow (unsigned char *p, int y, Image *image)
Image *	ReadARTImage (const ImageInfo *image_info, ExceptionInfo *exception)
ModuleExport void	RegisterARTImage (void)
ModuleExport void	UnregisterARTImage (void)

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Function Documentation

void InsertRow (  unsigned char *  p, int  y, Image *  image )  [static]

Definition at line 66 of file art.c. References _Image::colormap, _Image::columns, _Image::depth, GetIndexes(), Image, IndexPacket, MagickFalse, SetImagePixels(), and SyncImagePixels(). { unsigned long bit; long x; register PixelPacket *q; IndexPacket index; register IndexPacket *indexes; switch (image->depth) { case 1: /* Convert bitmap scanline. */ { q=SetImagePixels(image,0,y,image->columns,1); if (q == (PixelPacket *) NULL) break; indexes=GetIndexes(image); for (x=0; x < ((long) image->columns-7); x+=8) { for (bit=0; bit < 8; bit++) { index=(IndexPacket) (((*p) & (0x80 >> bit)) != 0 ? 0x01 : 0x00); indexes[x+bit]=index; *q++=image->colormap[index]; } p++; } if ((image->columns % 8) != 0) { for (bit=0; bit < (image->columns % 8); bit++) { index=(IndexPacket) (((*p) & (0x80 >> bit)) != 0 ? 0x01 : 0x00); indexes[x+bit]=index; *q++=image->colormap[index]; } p++; } if (SyncImagePixels(image) == MagickFalse) break; /* if (image->previous == (Image *) NULL) if (QuantumTick(y,image->rows) != MagickFalse) ProgressMonitor(LoadImageTag,image->rows-y-1,image->rows);*/ break; } } } Here is the call graph for this function:

Image* ReadARTImage (  const ImageInfo *  image_info, ExceptionInfo *  exception )  [static]

Definition at line 141 of file art.c. References AcquireMagickMemory(), AllocateImage(), AllocateImageColormap(), assert, CloseBlob(), _Image::colors, _Image::columns, CorruptImageError, _ImageInfo::debug, _Image::depth, DestroyImageList(), EOFBlob(), ExceptionInfo, _Image::filename, _ImageInfo::filename, GetBlobSize(), GetFirstImageInList(), GetMagickModule, ImageInfo, InsertRow(), LogMagickEvent(), MagickBooleanType, MagickFalse, MagickSignature, MagickSizeType, OpenBlob(), ReadBinaryBlobMode, ReadBlob(), ReadBlobLSBShort(), RelinquishMagickMemory(), ResourceLimitError, _Image::rows, _ExceptionInfo::signature, _ImageInfo::signature, ThrowFileException, ThrowReaderException, and TraceEvent. Referenced by RegisterARTImage(). { Image *image; int i; unsigned long width,height,dummy; long ldblk; unsigned char *BImgBuff=NULL; unsigned char k; MagickBooleanType status; /* Open image file. */ assert(image_info != (const ImageInfo *) NULL); assert(image_info->signature == MagickSignature); if (image_info->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),image_info->filename); assert(exception != (ExceptionInfo *) NULL); assert(exception->signature == MagickSignature); image=AllocateImage(image_info); status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { DestroyImageList(image); return((Image *) NULL); } /* Read ART image. */ dummy=ReadBlobLSBShort(image); width=ReadBlobLSBShort(image); dummy=ReadBlobLSBShort(image); height=ReadBlobLSBShort(image); ldblk=(long) ((width+7) / 8); k=(unsigned char) ((-ldblk) & 0x01); if (GetBlobSize(image) != (MagickSizeType) (8+(ldblk+(long) k)*height)) ThrowReaderException(CorruptImageError,"ImproperImageHeader"); image->columns=width; image->rows=height; image->depth=1; image->colors=1l << image->depth; /* printf("ART header checked OK %d,%d\n",image->colors,image->depth); */ if (AllocateImageColormap(image,image->colors) == MagickFalse) goto NoMemory; /* ----- Load RLE compressed raster ----- */ BImgBuff=(unsigned char *) AcquireMagickMemory((size_t) ldblk); /*Ldblk was set in the check phase*/ if (BImgBuff==NULL) NoMemory: ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); for (i=0;i< (int) height;i++) { (void) ReadBlob(image,(size_t) ldblk,BImgBuff); (void) ReadBlob(image,(size_t) k,(unsigned char *) &dummy); InsertRow(BImgBuff,i,image); } BImgBuff=(unsigned char *) RelinquishMagickMemory(BImgBuff); if (EOFBlob(image) != MagickFalse) ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile", image->filename); CloseBlob(image); return(GetFirstImageInList(image)); } Here is the call graph for this function:

ModuleExport void RegisterARTImage (  void   )

Definition at line 230 of file art.c. References AcquireString(), _MagickInfo::decoder, DecoderHandler, _MagickInfo::description, MagickInfo, _MagickInfo::module, ModuleExport, _MagickInfo::note, ReadARTImage(), RegisterMagickInfo(), and SetMagickInfo(). Referenced by RegisterStaticModules(). { MagickInfo *entry; static const char *ARTNote= { "Format originally used on the Macintosh (MacPaint?) and later used\n" "for PFS: 1st Publisher clip art. NOT the AOL ART format." }; entry=SetMagickInfo("ART"); entry->decoder=(DecoderHandler *) ReadARTImage; entry->description=AcquireString("PFS: 1st Publisher"); entry->module=AcquireString("ART"); entry->note=AcquireString(ARTNote); (void) RegisterMagickInfo(entry); } Here is the call graph for this function:

ModuleExport void UnregisterARTImage (  void   )

Definition at line 269 of file art.c. References ModuleExport, and UnregisterMagickInfo(). Referenced by UnregisterStaticModules(). { (void) UnregisterMagickInfo("ART"); } Here is the call graph for this function:

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