#include "magick/static.h"
#include "magick/string_.h"
#include "magick/module.h"
-#if defined(MAGICKCORE_TIFF_DELEGATE)
-#if defined(MAGICKCORE_HAVE_TIFFCONF_H)
-#include "tiffconf.h"
-#endif
-#include "tiffio.h"
-#define CCITTParam "-1"
-#else
-#define CCITTParam "0"
-#endif
\f
/*
Forward declarations.
% o exception: return any errors or warnings in this structure.
%
*/
-
-static inline size_t WriteCALSLSBLong(FILE *file,const unsigned int value)
-{
- unsigned char
- buffer[4];
-
- buffer[0]=(unsigned char) value;
- buffer[1]=(unsigned char) (value >> 8);
- buffer[2]=(unsigned char) (value >> 16);
- buffer[3]=(unsigned char) (value >> 24);
- return(fwrite(buffer,1,4,file));
-}
-
-#if defined(MAGICKCORE_TIFF_DELEGATE)
-static Image *Huffman2DDecodeImage(const ImageInfo *image_info,Image *image,
+static Image *ReadCALSImage(const ImageInfo *image_info,
ExceptionInfo *exception)
{
char
- filename[MaxTextExtent];
+ filename[MaxTextExtent],
+ header[129],
+ message[MaxTextExtent];
FILE
*file;
Image
- *huffman_image;
+ *image;
ImageInfo
*read_info;
c,
unique_file;
- size_t
- length;
-
- ssize_t
- offset,
- strip_offset;
-
- /*
- Write CALS facsimile document wrapped as a TIFF image file.
- */
- file=(FILE *) NULL;
- unique_file=AcquireUniqueFileResource(filename);
- if (unique_file != -1)
- file=fdopen(unique_file,"wb");
- if ((unique_file == -1) || (file == (FILE *) NULL))
- ThrowImageException(FileOpenError,"UnableToCreateTemporaryFile");
- length=fwrite("\111\111\052\000\010\000\000\000\016\000",1,10,file);
- length=fwrite("\376\000\003\000\001\000\000\000\000\000\000\000",1,12,file);
- length=fwrite("\000\001\004\000\001\000\000\000",1,8,file);
- length=WriteCALSLSBLong(file,image->columns);
- length=fwrite("\001\001\004\000\001\000\000\000",1,8,file);
- length=WriteCALSLSBLong(file,image->rows);
- length=fwrite("\002\001\003\000\001\000\000\000\001\000\000\000",1,12,file);
- length=fwrite("\003\001\003\000\001\000\000\000\004\000\000\000",1,12,file);
- length=fwrite("\006\001\003\000\001\000\000\000\000\000\000\000",1,12,file);
- length=fwrite("\021\001\003\000\001\000\000\000",1,8,file);
- strip_offset=10+(12*14)+4+8;
- length=WriteCALSLSBLong(file,(unsigned long) strip_offset);
- length=fwrite("\022\001\003\000\001\000\000\000",1,8,file);
- length=WriteCALSLSBLong(file,(unsigned long) image->orientation);
- length=fwrite("\025\001\003\000\001\000\000\000\001\000\000\000",1,12,file);
- length=fwrite("\026\001\004\000\001\000\000\000",1,8,file);
- length=WriteCALSLSBLong(file,image->columns);
- length=fwrite("\027\001\004\000\001\000\000\000\000\000\000\000",1,12,file);
- offset=(ssize_t) ftell(file)-4;
- length=fwrite("\032\001\005\000\001\000\000\000",1,8,file);
- length=WriteCALSLSBLong(file,(unsigned long) (strip_offset-8));
- length=fwrite("\033\001\005\000\001\000\000\000",1,8,file);
- length=WriteCALSLSBLong(file,(unsigned long) (strip_offset-8));
- length=fwrite("\050\001\003\000\001\000\000\000\002\000\000\000",1,12,file);
- length=fwrite("\000\000\000\000",1,4,file);
- length=WriteCALSLSBLong(file,image->x_resolution);
- length=WriteCALSLSBLong(file,1);
- for (length=0; (c=ReadBlobByte(image)) != EOF; length++)
- (void) fputc(c,file);
- (void) CloseBlob(image);
- offset=(ssize_t) fseek(file,(long) offset,SEEK_SET);
- length=WriteCALSLSBLong(file,(unsigned int) length);
- (void) fclose(file);
- /*
- Read TIFF image.
- */
- read_info=CloneImageInfo(image_info);
- SetImageInfoBlob(read_info,(void *) NULL,0);
- (void) FormatMagickString(read_info->filename,MaxTextExtent,"tiff:%.1024s",
- filename);
- huffman_image=ReadImage(read_info,exception);
- if (huffman_image != (Image *) NULL)
- {
- (void) CopyMagickString(huffman_image->filename,image_info->filename,
- MaxTextExtent);
- (void) CopyMagickString(huffman_image->magick_filename,
- image_info->filename,MaxTextExtent);
- (void) CopyMagickString(huffman_image->magick,"CALS",MaxTextExtent);
- }
- read_info=DestroyImageInfo(read_info);
- (void) RelinquishUniqueFileResource(filename);
- return(huffman_image);
-}
-#else
-static Image *Huffman2DDecodeImage(const ImageInfo *magick_unused(image_info),
- Image *image,ExceptionInfo *exception)
-{
- assert(image != (Image *) NULL);
- assert(image->signature == MagickSignature);
- (void) ThrowMagickException(exception,GetMagickModule(),MissingDelegateError,
- "DelegateLibrarySupportNotBuiltIn","`%s' (TIFF)",image->filename);
- return((Image *) NULL);
-}
-#endif
-
-static Image *ReadCALSImage(const ImageInfo *image_info,
- ExceptionInfo *exception)
-{
- char
- header[129];
-
- Image
- *huffman_image,
- *image;
-
MagickBooleanType
status;
}
}
}
- if ((width == 0) || (height == 0) || (type == 0))
- ThrowReaderException(CorruptImageError,"ImproperImageHeader");
- image->columns=width;
- image->rows=height;
- image->x_resolution=(double) density;
- image->y_resolution=(double) density;
- image->orientation=(OrientationType) orientation;
- huffman_image=Huffman2DDecodeImage(image_info,image,exception);
+ /*
+ Read CALS pixels.
+ */
+ file=(FILE *) NULL;
+ unique_file=AcquireUniqueFileResource(filename);
+ if (unique_file != -1)
+ file=fdopen(unique_file,"wb");
+ if ((unique_file == -1) || (file == (FILE *) NULL))
+ ThrowImageException(FileOpenError,"UnableToCreateTemporaryFile");
+ while ((c=ReadBlobByte(image)) != EOF)
+ (void) fputc(c,file);
+ (void) fclose(file);
+ (void) CloseBlob(image);
image=DestroyImage(image);
- (void) CloseBlob(huffman_image);
- if (huffman_image == (Image *) NULL)
- return(huffman_image);
- return(GetFirstImageInList(huffman_image));
+ read_info=CloneImageInfo(image_info);
+ SetImageInfoBlob(read_info,(void *) NULL,0);
+ (void) FormatMagickString(read_info->filename,MaxTextExtent,"group4:%.1024s",
+ filename);
+ (void) FormatMagickString(message,MaxTextExtent,"%lux%lu",width,height);
+ read_info->size=ConstantString(message);
+ (void) FormatMagickString(message,MaxTextExtent,"%lu",density);
+ read_info->density=ConstantString(message);
+ read_info->orientation=(OrientationType) orientation;
+ image=ReadImage(read_info,exception);
+ if (image != (Image *) NULL)
+ {
+ (void) CopyMagickString(image->filename,image_info->filename,
+ MaxTextExtent);
+ (void) CopyMagickString(image->magick_filename,image_info->filename,
+ MaxTextExtent);
+ (void) CopyMagickString(image->magick,"CALS",MaxTextExtent);
+ }
+ read_info=DestroyImageInfo(read_info);
+ (void) RelinquishUniqueFileResource(filename);
+ return(image);
}
\f
/*
%
*/
-#if defined(MAGICKCORE_TIFF_DELEGATE)
-static MagickBooleanType Huffman2DEncodeImage(const ImageInfo *image_info,
- Image *image,Image *inject_image)
-{
- char
- filename[MaxTextExtent];
-
- FILE
- *file;
-
- Image
- *huffman_image;
-
- ImageInfo
- *write_info;
-
- int
- unique_file;
-
- MagickBooleanType
- status;
-
- register long
- i;
-
- ssize_t
- count;
-
- TIFF
- *tiff;
-
- uint16
- fillorder;
-
- uint32
- *byte_count,
- strip_size;
-
- unsigned char
- *buffer;
-
- /*
- Write image as CCITTFax4 TIFF image to a temporary file.
- */
- assert(image_info != (const ImageInfo *) NULL);
- assert(image_info->signature == MagickSignature);
- assert(image != (Image *) NULL);
- assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
- (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
- assert(inject_image != (Image *) NULL);
- assert(inject_image->signature == MagickSignature);
- huffman_image=CloneImage(inject_image,0,0,MagickTrue,&image->exception);
- if (huffman_image == (Image *) NULL)
- return(MagickFalse);
- file=(FILE *) NULL;
- unique_file=AcquireUniqueFileResource(filename);
- if (unique_file != -1)
- file=fdopen(unique_file,"wb");
- if ((unique_file == -1) || (file == (FILE *) NULL))
- {
- ThrowFileException(&image->exception,FileOpenError,
- "UnableToCreateTemporaryFile",filename);
- return(MagickFalse);
- }
- (void) FormatMagickString(huffman_image->filename,MaxTextExtent,"tiff:%s",
- filename);
- write_info=CloneImageInfo(image_info);
- SetImageInfoFile(write_info,file);
- write_info->compression=Group4Compression;
- write_info->type=BilevelType;
- (void) SetImageOption(write_info,"quantum:polarity","min-is-white");
- status=WriteImage(write_info,huffman_image);
- (void) fflush(file);
- write_info=DestroyImageInfo(write_info);
- if (status == MagickFalse)
- {
- (void) RelinquishUniqueFileResource(filename);
- return(MagickFalse);
- }
- tiff=TIFFOpen(filename,"rb");
- if (tiff == (TIFF *) NULL)
- {
- huffman_image=DestroyImage(huffman_image);
- (void) fclose(file);
- (void) RelinquishUniqueFileResource(filename);
- ThrowFileException(&image->exception,FileOpenError,"UnableToOpenFile",
- image_info->filename);
- return(MagickFalse);
- }
- /*
- Allocate raw strip buffer.
- */
- byte_count=0;
- (void) TIFFGetField(tiff,TIFFTAG_STRIPBYTECOUNTS,&byte_count);
- strip_size=byte_count[0];
- for (i=1; i < (long) TIFFNumberOfStrips(tiff); i++)
- if (byte_count[i] > strip_size)
- strip_size=byte_count[i];
- buffer=(unsigned char *) AcquireQuantumMemory((size_t) strip_size,
- sizeof(*buffer));
- if (buffer == (unsigned char *) NULL)
- {
- TIFFClose(tiff);
- huffman_image=DestroyImage(huffman_image);
- (void) fclose(file);
- (void) RelinquishUniqueFileResource(filename);
- ThrowBinaryException(ResourceLimitError,"MemoryAllocationFailed",
- image_info->filename);
- }
- /*
- Compress runlength encoded to 2D Huffman pixels.
- */
- fillorder=FILLORDER_LSB2MSB;
- (void) TIFFGetFieldDefaulted(tiff,TIFFTAG_FILLORDER,&fillorder);
- for (i=0; i < (long) TIFFNumberOfStrips(tiff); i++)
- {
- count=(ssize_t) TIFFReadRawStrip(tiff,(uint32) i,buffer,(long)
- byte_count[i]);
- if (fillorder == FILLORDER_LSB2MSB)
- TIFFReverseBits(buffer,(unsigned long) count);
- (void) WriteBlob(image,(size_t) count,buffer);
- }
- buffer=(unsigned char *) RelinquishMagickMemory(buffer);
- TIFFClose(tiff);
- huffman_image=DestroyImage(huffman_image);
- (void) fclose(file);
- (void) RelinquishUniqueFileResource(filename);
- return(MagickTrue);
-}
-#else
-static MagickBooleanType Huffman2DEncodeImage(const ImageInfo *image_info,
- Image *image,Image *inject_image)
-{
- assert(image_info != (const ImageInfo *) NULL);
- assert(image_info->signature == MagickSignature);
- assert(image != (Image *) NULL);
- assert(image->signature == MagickSignature);
- if (image->debug != MagickFalse)
- (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
- assert(inject_image != (Image *) NULL);
- assert(inject_image->signature == MagickSignature);
- (void) ThrowMagickException(&image->exception,GetMagickModule(),
- MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (TIFF)",
- image->filename);
- return(MagickFalse);
-}
-#endif
-
static ssize_t WriteCALSRecord(Image *image,const char *data)
{
char
Image *image)
{
char
- buffer[129];
+ header[129];
+
+ Image
+ *group4_image;
+
+ ImageInfo
+ *write_info;
MagickBooleanType
status;
ssize_t
count;
+ size_t
+ length;
+
+ unsigned char
+ *group4;
+
unsigned long
density,
orient_x,
orient_y=270;
}
}
- (void) FormatMagickString(buffer,MaxTextExtent,"rorient: %03ld,%03ld",
+ (void) FormatMagickString(header,MaxTextExtent,"rorient: %03ld,%03ld",
orient_x,orient_y);
- count=WriteCALSRecord(image,buffer);
- (void) FormatMagickString(buffer,MaxTextExtent,"rpelcnt: %06lu,%06lu",
+ count=WriteCALSRecord(image,header);
+ (void) FormatMagickString(header,MaxTextExtent,"rpelcnt: %06lu,%06lu",
image->columns,image->rows);
- count=WriteCALSRecord(image,buffer);
+ count=WriteCALSRecord(image,header);
density=200;
if (image_info->density != (char *) NULL)
{
(void) ParseGeometry(image_info->density,&geometry_info);
density=(unsigned long) (geometry_info.rho+0.5);
}
- (void) FormatMagickString(buffer,MaxTextExtent,"rdensty: %04lu",density);
- count=WriteCALSRecord(image,buffer);
+ (void) FormatMagickString(header,MaxTextExtent,"rdensty: %04lu",density);
+ count=WriteCALSRecord(image,header);
count=WriteCALSRecord(image,"notes: NONE");
- (void) ResetMagickMemory(buffer,' ',128);
+ (void) ResetMagickMemory(header,' ',128);
for (i=0; i < 5; i++)
- (void) WriteBlob(image,128,(unsigned char *) buffer);
- status=Huffman2DEncodeImage(image_info,image,image);
+ (void) WriteBlob(image,128,(unsigned char *) header);
+ /*
+ Write CALS pixels.
+ */
+ write_info=CloneImageInfo(image_info);
+ (void) CopyMagickString(write_info->filename,"GROUP4:",MaxTextExtent);
+ (void) CopyMagickString(write_info->magick,"GROUP4",MaxTextExtent);
+ group4_image=CloneImage(image,0,0,MagickTrue,&image->exception);
+ if (group4_image == (Image *) NULL)
+ {
+ (void) CloseBlob(image);
+ return(MagickFalse);
+ }
+ group4=(unsigned char *) ImageToBlob(write_info,group4_image,&length,
+ &image->exception);
+ group4_image=DestroyImage(group4_image);
+ if (group4 == (unsigned char *) NULL)
+ {
+ (void) CloseBlob(image);
+ return(MagickFalse);
+ }
+ write_info=DestroyImageInfo(write_info);
+ if (WriteBlob(image,length,group4) != (ssize_t) length)
+ status=MagickFalse;
+ group4=(unsigned char *) RelinquishMagickMemory(group4);
(void) CloseBlob(image);
return(status);
}