averello/ImageMagick-mirror
1
0
Fork 0
mirror of https://github.com/ImageMagick/ImageMagick.git synced 2026-05-25 11:24:54 +02:00
Code Issues Packages Projects Releases Wiki Activity
Files
main
ImageMagick-mirror/coders/pdf.c
T
Dirk Lemstra 2abe65b018 Use the new license url.
2026-01-11 10:16:12 +01:00

3288 lines
111 KiB
C
Raw Permalink Blame History

/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% PPPP DDDD FFFFF %
% P P D D F %
% PPPP D D FFF %
% P D D F %
% P DDDD F %
% %
% %
% Read/Write Portable Document Format %
% %
% Software Design %
% Cristy %
% July 1992 %
% %
% %
% Copyright @ 1999 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 %
% %
% https://imagemagick.org/license/ %
% %
% 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 "MagickCore/studio.h"
#include "MagickCore/attribute.h"
#include "MagickCore/artifact.h"
#include "MagickCore/blob.h"
#include "MagickCore/blob-private.h"
#include "MagickCore/cache.h"
#include "MagickCore/channel.h"
#include "MagickCore/color.h"
#include "MagickCore/color-private.h"
#include "MagickCore/colorspace.h"
#include "MagickCore/colorspace-private.h"
#include "MagickCore/compress.h"
#include "MagickCore/constitute.h"
#include "MagickCore/delegate.h"
#include "MagickCore/delegate-private.h"
#include "MagickCore/distort.h"
#include "MagickCore/draw.h"
#include "MagickCore/exception.h"
#include "MagickCore/exception-private.h"
#include "MagickCore/geometry.h"
#include "MagickCore/image.h"
#include "MagickCore/image-private.h"
#include "MagickCore/list.h"
#include "MagickCore/magick.h"
#include "MagickCore/memory_.h"
#include "MagickCore/module.h"
#include "MagickCore/monitor.h"
#include "MagickCore/montage.h"
#include "MagickCore/monitor-private.h"
#include "MagickCore/nt-base-private.h"
#include "MagickCore/option.h"
#include "MagickCore/pixel-accessor.h"
#include "MagickCore/profile.h"
#include "MagickCore/property.h"
#include "MagickCore/quantum-private.h"
#include "MagickCore/resource_.h"
#include "MagickCore/resize.h"
#include "MagickCore/signature.h"
#include "MagickCore/static.h"
#include "MagickCore/string_.h"
#include "MagickCore/string-private.h"
#include "MagickCore/timer-private.h"
#include "MagickCore/token.h"
#include "MagickCore/transform.h"
#include "MagickCore/utility.h"
#include "MagickCore/utility-private.h"
#include "MagickCore/xml-tree-private.h"
#include "coders/bytebuffer-private.h"
#include "coders/coders-private.h"
#include "coders/ghostscript-private.h"
/*
Define declarations.
*/
#if defined(MAGICKCORE_TIFF_DELEGATE)
#define CCITTParam "-1"
#else
#define CCITTParam "0"
#endif
/*
Typedef declarations.
*/
typedef struct _PDFInfo
{
double
angle;
MagickBooleanType
cmyk,
cropbox,
trimbox;
SegmentInfo
bounds;
StringInfo
*xmp_profile;
} PDFInfo;
/*
Forward declarations.
*/
static MagickBooleanType
WritePDFImage(const ImageInfo *,Image *,ExceptionInfo *),
WritePOCKETMODImage(const ImageInfo *,Image *,ExceptionInfo *);
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s P D F %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsPDF() returns MagickTrue if the image format type, identified by the
% magick string, is PDF.
%
% The format of the IsPDF method is:
%
% MagickBooleanType IsPDF(const unsigned char *magick,const size_t offset)
%
% A description of each parameter follows:
%
% o magick: compare image format pattern against these bytes.
%
% o offset: Specifies the offset of the magick string.
%
*/
static MagickBooleanType IsPDF(const unsigned char *magick,const size_t offset)
{
if (offset < 5)
return(MagickFalse);
if (LocaleNCompare((const char *) magick,"%PDF-",5) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e a d P D F I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% ReadPDFImage() reads a Portable Document Format image file and
% returns it. It allocates the memory necessary for the new Image structure
% and returns a pointer to the new image.
%
% The format of the ReadPDFImage method is:
%
% Image *ReadPDFImage(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 void ReadPDFInfo(const ImageInfo *image_info,Image *image,
PDFInfo *pdf_info,ExceptionInfo *exception)
{
#define CMYKProcessColor "CMYKProcessColor"
#define CropBox "CropBox"
#define DefaultCMYK "DefaultCMYK"
#define DeviceCMYK "DeviceCMYK"
#define MediaBox "MediaBox"
#define PDFRotate "Rotate"
#define SpotColor "Separation"
#define TrimBox "TrimBox"
#define PDFVersion "PDF-"
char
version[MagickPathExtent];
int
c,
percent_count;
MagickByteBuffer
buffer;
char
*p;
ssize_t
i;
SegmentInfo
bounds;
size_t
spotcolor;
ssize_t
count;
(void) memset(&bounds,0,sizeof(bounds));
(void) memset(pdf_info,0,sizeof(*pdf_info));
pdf_info->cmyk=image_info->colorspace == CMYKColorspace ? MagickTrue :
MagickFalse;
pdf_info->cropbox=IsStringTrue(GetImageOption(image_info,"pdf:use-cropbox"));
pdf_info->trimbox=IsStringTrue(GetImageOption(image_info,"pdf:use-trimbox"));
*version='\0';
spotcolor=0;
percent_count=0;
(void) memset(&buffer,0,sizeof(buffer));
buffer.image=image;
for (c=ReadMagickByteBuffer(&buffer); c != EOF; c=ReadMagickByteBuffer(&buffer))
{
if (c == '%')
{
if (*version == '\0')
{
i=0;
for (c=ReadMagickByteBuffer(&buffer); c != EOF; c=ReadMagickByteBuffer(&buffer))
{
if ((c == '\r') || (c == '\n') || ((i+1) == MagickPathExtent))
break;
version[i++]=(char) c;
}
version[i]='\0';
if (c == EOF)
break;
}
if (++percent_count == 2)
percent_count=0;
else
continue;
}
else
{
percent_count=0;
switch(c)
{
case '<':
{
ReadGhostScriptXMPProfile(&buffer,&pdf_info->xmp_profile,exception);
continue;
}
case '/':
break;
default:
continue;
}
}
if (CompareMagickByteBuffer(&buffer,PDFRotate,strlen(PDFRotate)) != MagickFalse)
{
p=GetMagickByteBufferDatum(&buffer);
(void) MagickSscanf(p,PDFRotate" %lf",&pdf_info->angle);
}
if (pdf_info->cmyk == MagickFalse)
{
if ((CompareMagickByteBuffer(&buffer,DefaultCMYK,strlen(DefaultCMYK)) != MagickFalse) ||
(CompareMagickByteBuffer(&buffer,DeviceCMYK,strlen(DeviceCMYK)) != MagickFalse) ||
(CompareMagickByteBuffer(&buffer,CMYKProcessColor,strlen(CMYKProcessColor)) != MagickFalse))
{
pdf_info->cmyk=MagickTrue;
continue;
}
}
if (CompareMagickByteBuffer(&buffer,SpotColor,strlen(SpotColor)) != MagickFalse)
{
char
name[MagickPathExtent],
property[MagickPathExtent],
*value;
/*
Note spot names.
*/
(void) FormatLocaleString(property,MagickPathExtent,
"pdf:SpotColor-%.20g",(double) spotcolor++);
i=0;
SkipMagickByteBuffer(&buffer,strlen(SpotColor)+1);
for (c=ReadMagickByteBuffer(&buffer); c != EOF; c=ReadMagickByteBuffer(&buffer))
{
if ((isspace((int) ((unsigned char) c)) != 0) || (c == '/') || ((i+1) == MagickPathExtent))
break;
name[i++]=(char) c;
}
if (c == EOF)
break;
name[i]='\0';
value=ConstantString(name);
(void) SubstituteString(&value,"#20"," ");
if (*value != '\0')
(void) SetImageProperty(image,property,value,exception);
value=DestroyString(value);
continue;
}
if (image_info->page != (char *) NULL)
continue;
count=0;
if (pdf_info->cropbox != MagickFalse)
{
if (CompareMagickByteBuffer(&buffer,CropBox,strlen(CropBox)) != MagickFalse)
{
/*
Note region defined by crop box.
*/
p=GetMagickByteBufferDatum(&buffer);
count=(ssize_t) MagickSscanf(p,"CropBox [%lf %lf %lf %lf",&bounds.x1,
&bounds.y1,&bounds.x2,&bounds.y2);
if (count != 4)
count=(ssize_t) MagickSscanf(p,"CropBox[%lf %lf %lf %lf",&bounds.x1,
&bounds.y1,&bounds.x2,&bounds.y2);
}
}
else
if (pdf_info->trimbox != MagickFalse)
{
if (CompareMagickByteBuffer(&buffer,TrimBox,strlen(TrimBox)) != MagickFalse)
{
/*
Note region defined by trim box.
*/
p=GetMagickByteBufferDatum(&buffer);
count=(ssize_t) MagickSscanf(p,"TrimBox [%lf %lf %lf %lf",&bounds.x1,
&bounds.y1,&bounds.x2,&bounds.y2);
if (count != 4)
count=(ssize_t) MagickSscanf(p,"TrimBox[%lf %lf %lf %lf",&bounds.x1,
&bounds.y1,&bounds.x2,&bounds.y2);
}
}
else
if (CompareMagickByteBuffer(&buffer,MediaBox,strlen(MediaBox)) != MagickFalse)
{
/*
Note region defined by media box.
*/
p=GetMagickByteBufferDatum(&buffer);
count=(ssize_t) MagickSscanf(p,"MediaBox [%lf %lf %lf %lf",&bounds.x1,
&bounds.y1,&bounds.x2,&bounds.y2);
if (count != 4)
count=(ssize_t) MagickSscanf(p,"MediaBox[%lf %lf %lf %lf",&bounds.x1,
&bounds.y1,&bounds.x2,&bounds.y2);
}
if (count != 4)
continue;
if ((fabs(bounds.x2-bounds.x1) <= fabs(pdf_info->bounds.x2-pdf_info->bounds.x1)) ||
(fabs(bounds.y2-bounds.y1) <= fabs(pdf_info->bounds.y2-pdf_info->bounds.y1)))
continue;
pdf_info->bounds=bounds;
}
if (version[0] != '\0')
(void) SetImageProperty(image,"pdf:Version",version,exception);
}
static inline void CleanupPDFInfo(PDFInfo *pdf_info)
{
if (pdf_info->xmp_profile != (StringInfo *) NULL)
pdf_info->xmp_profile=DestroyStringInfo(pdf_info->xmp_profile);
}
static Image *ReadPDFImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
char
command[MagickPathExtent],
*density,
filename[MagickPathExtent],
input_filename[MagickPathExtent],
message[MagickPathExtent],
*options,
postscript_filename[MagickPathExtent];
const char
*option;
const DelegateInfo
*delegate_info;
GeometryInfo
geometry_info;
Image
*image,
*next,
*pdf_image;
ImageInfo
*read_info;
int
file;
MagickBooleanType
fitPage,
status;
MagickStatusType
flags;
PDFInfo
pdf_info;
PointInfo
delta;
RectangleInfo
page;
ssize_t
i;
size_t
scene;
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickCoreSignature);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickCoreSignature);
if (IsEventLogging() != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
image_info->filename);
/*
Open image file.
*/
image=AcquireImage(image_info,exception);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == MagickFalse)
{
image=DestroyImageList(image);
return((Image *) NULL);
}
status=AcquireUniqueSymbolicLink(image_info->filename,input_filename);
if (status == MagickFalse)
{
ThrowFileException(exception,FileOpenError,"UnableToCreateTemporaryFile",
image_info->filename);
image=DestroyImageList(image);
return((Image *) NULL);
}
/*
Set the page density.
*/
delta.x=DefaultResolution;
delta.y=DefaultResolution;
(void) memset(&page,0,sizeof(page));
if ((image->resolution.x == 0.0) || (image->resolution.y == 0.0))
{
flags=ParseGeometry(PSDensityGeometry,&geometry_info);
if ((flags & RhoValue) != 0)
image->resolution.x=geometry_info.rho;
image->resolution.y=image->resolution.x;
if ((flags & SigmaValue) != 0)
image->resolution.y=geometry_info.sigma;
}
if (image_info->density != (char *) NULL)
{
flags=ParseGeometry(image_info->density,&geometry_info);
if ((flags & RhoValue) != 0)
image->resolution.x=geometry_info.rho;
image->resolution.y=image->resolution.x;
if ((flags & SigmaValue) != 0)
image->resolution.y=geometry_info.sigma;
}
(void) ParseAbsoluteGeometry(PSPageGeometry,&page);
if (image_info->page != (char *) NULL)
(void) ParseAbsoluteGeometry(image_info->page,&page);
page.width=(size_t) ((ssize_t) ceil((double) (page.width*
image->resolution.x/delta.x)-0.5));
page.height=(size_t) ((ssize_t) ceil((double) (page.height*
image->resolution.y/delta.y)-0.5));
/*
Determine page geometry from the PDF media box.
*/
ReadPDFInfo(image_info,image,&pdf_info,exception);
(void) CloseBlob(image);
/*
Set PDF render geometry.
*/
if ((fabs(pdf_info.bounds.x2-pdf_info.bounds.x1) >= MagickEpsilon) &&
(fabs(pdf_info.bounds.y2-pdf_info.bounds.y1) >= MagickEpsilon))
{
(void) FormatImageProperty(image,"pdf:HiResBoundingBox",
"%gx%g%+.15g%+.15g",pdf_info.bounds.x2-pdf_info.bounds.x1,
pdf_info.bounds.y2-pdf_info.bounds.y1,pdf_info.bounds.x1,
pdf_info.bounds.y1);
page.width=CastDoubleToSizeT(ceil((double) ((pdf_info.bounds.x2-
pdf_info.bounds.x1)*image->resolution.x/delta.x)-0.5));
page.height=CastDoubleToSizeT(ceil((double) ((pdf_info.bounds.y2-
pdf_info.bounds.y1)*image->resolution.y/delta.y)-0.5));
}
fitPage=MagickFalse;
option=GetImageOption(image_info,"pdf:fit-page");
if (option != (char *) NULL)
{
char
*page_geometry;
page_geometry=GetPageGeometry(option);
flags=ParseMetaGeometry(page_geometry,&page.x,&page.y,&page.width,
&page.height);
page_geometry=DestroyString(page_geometry);
if (flags == NoValue)
{
(void) ThrowMagickException(exception,GetMagickModule(),OptionError,
"InvalidGeometry","`%s'",option);
CleanupPDFInfo(&pdf_info);
image=DestroyImage(image);
return((Image *) NULL);
}
page.width=(size_t) ((ssize_t) ceil((double) (page.width*
image->resolution.x/delta.x)-0.5));
page.height=(size_t) ((ssize_t) ceil((double) (page.height*
image->resolution.y/delta.y)-0.5));
fitPage=MagickTrue;
}
if ((fabs(pdf_info.angle) == 90.0) || (fabs(pdf_info.angle) == 270.0))
{
size_t
swap;
swap=page.width;
page.width=page.height;
page.height=swap;
}
if (IssRGBCompatibleColorspace(image_info->colorspace) != MagickFalse)
pdf_info.cmyk=MagickFalse;
/*
Create Ghostscript control file.
*/
file=AcquireUniqueFileResource(postscript_filename);
if (file == -1)
{
(void) RelinquishUniqueFileResource(input_filename);
ThrowFileException(exception,FileOpenError,"UnableToCreateTemporaryFile",
image_info->filename);
CleanupPDFInfo(&pdf_info);
image=DestroyImage(image);
return((Image *) NULL);
}
if (write(file," ",1) != 1)
{
file=close_utf8(file)-1;
(void) RelinquishUniqueFileResource(input_filename);
(void) RelinquishUniqueFileResource(postscript_filename);
CleanupPDFInfo(&pdf_info);
image=DestroyImage(image);
return((Image *) NULL);
}
file=close_utf8(file)-1;
/*
Render Postscript with the Ghostscript delegate.
*/
if (image_info->monochrome != MagickFalse)
delegate_info=GetDelegateInfo("ps:mono",(char *) NULL,exception);
else
if (pdf_info.cmyk != MagickFalse)
delegate_info=GetDelegateInfo("ps:cmyk",(char *) NULL,exception);
else
delegate_info=GetDelegateInfo("ps:alpha",(char *) NULL,exception);
if (delegate_info == (const DelegateInfo *) NULL)
{
(void) RelinquishUniqueFileResource(input_filename);
(void) RelinquishUniqueFileResource(postscript_filename);
CleanupPDFInfo(&pdf_info);
image=DestroyImage(image);
return((Image *) NULL);
}
density=AcquireString("");
options=AcquireString("");
(void) FormatLocaleString(density,MagickPathExtent,"%gx%g",
image->resolution.x,image->resolution.y);
if (image_info->ping != MagickFalse)
(void) FormatLocaleString(density,MagickPathExtent,"2.0x2.0");
else
if ((image_info->page != (char *) NULL) || (fitPage != MagickFalse))
(void) FormatLocaleString(options,MagickPathExtent,"-g%.20gx%.20g ",
(double) page.width,(double) page.height);
option=GetImageOption(image_info,"pdf:printed");
if (IsStringTrue(option) != MagickFalse)
(void) ConcatenateMagickString(options,"-dPrinted=true ",MagickPathExtent);
else
(void) ConcatenateMagickString(options,"-dPrinted=false ",MagickPathExtent);
if (fitPage != MagickFalse)
(void) ConcatenateMagickString(options,"-dPSFitPage ",MagickPathExtent);
if (pdf_info.cropbox != MagickFalse)
(void) ConcatenateMagickString(options,"-dUseCropBox ",MagickPathExtent);
if (pdf_info.trimbox != MagickFalse)
(void) ConcatenateMagickString(options,"-dUseTrimBox ",MagickPathExtent);
option=GetImageOption(image_info,"pdf:stop-on-error");
if (IsStringTrue(option) != MagickFalse)
(void) ConcatenateMagickString(options,"-dPDFSTOPONERROR ",
MagickPathExtent);
option=GetImageOption(image_info,"pdf:interpolate");
if (IsStringTrue(option) != MagickFalse)
(void) ConcatenateMagickString(options,"-dInterpolateControl=-1 ",
MagickPathExtent);
option=GetImageOption(image_info,"pdf:hide-annotations");
if (IsStringTrue(option) != MagickFalse)
(void) ConcatenateMagickString(options,"-dShowAnnots=false ",
MagickPathExtent);
option=GetImageOption(image_info,"authenticate");
if (option != (char *) NULL)
{
char
passphrase[MagickPathExtent];
FormatSanitizedDelegateOption(passphrase,MagickPathExtent,
"\"-sPDFPassword=%s\" ","-sPDFPassword='%s' ",option);
(void) ConcatenateMagickString(options,passphrase,MagickPathExtent);
}
read_info=CloneImageInfo(image_info);
*read_info->magick='\0';
if (read_info->number_scenes != 0)
{
char
pages[MagickPathExtent];
(void) FormatLocaleString(pages,MagickPathExtent,"-dFirstPage=%.20g "
"-dLastPage=%.20g",(double) read_info->scene+1,(double)
(read_info->scene+read_info->number_scenes));
(void) ConcatenateMagickString(options,pages,MagickPathExtent);
read_info->number_scenes=0;
if (read_info->scenes != (char *) NULL)
*read_info->scenes='\0';
}
(void) CopyMagickString(filename,read_info->filename,MagickPathExtent);
(void) AcquireUniqueFilename(filename);
(void) RelinquishUniqueFileResource(filename);
(void) ConcatenateMagickString(filename,"%d",MagickPathExtent);
(void) FormatLocaleString(command,MagickPathExtent,
GetDelegateCommands(delegate_info),
read_info->antialias != MagickFalse ? 4 : 1,
read_info->antialias != MagickFalse ? 4 : 1,density,options,filename,
postscript_filename,input_filename);
options=DestroyString(options);
density=DestroyString(density);
*message='\0';
status=InvokeGhostscriptDelegate(read_info->verbose,command,message,
exception);
(void) RelinquishUniqueFileResource(postscript_filename);
(void) RelinquishUniqueFileResource(input_filename);
pdf_image=(Image *) NULL;
if (status == MagickFalse)
for (i=1; ; i++)
{
(void) InterpretImageFilename(image_info,image,filename,(int) i,
read_info->filename,exception);
if (IsGhostscriptRendered(read_info->filename) == MagickFalse)
break;
(void) RelinquishUniqueFileResource(read_info->filename);
}
else
{
next=(Image *) NULL;
for (i=1; ; i++)
{
(void) InterpretImageFilename(image_info,image,filename,(int) i,
read_info->filename,exception);
if (IsGhostscriptRendered(read_info->filename) == MagickFalse)
break;
read_info->blob=NULL;
read_info->length=0;
next=ReadImage(read_info,exception);
(void) RelinquishUniqueFileResource(read_info->filename);
if (next == (Image *) NULL)
break;
AppendImageToList(&pdf_image,next);
}
/* Clean up remaining files */
if (next == (Image *) NULL)
{
ssize_t
j;
for (j=i+1; ; j++)
{
(void) InterpretImageFilename(image_info,image,filename,(int) j,
read_info->filename,exception);
if (IsGhostscriptRendered(read_info->filename) == MagickFalse)
break;
(void) RelinquishUniqueFileResource(read_info->filename);
}
}
}
read_info=DestroyImageInfo(read_info);
if (pdf_image == (Image *) NULL)
{
if (*message != '\0')
(void) ThrowMagickException(exception,GetMagickModule(),DelegateError,
"PDFDelegateFailed","`%s'",message);
CleanupPDFInfo(&pdf_info);
image=DestroyImage(image);
return((Image *) NULL);
}
if (LocaleCompare(pdf_image->magick,"BMP") == 0)
{
Image
*cmyk_image;
cmyk_image=ConsolidateCMYKImages(pdf_image,exception);
if (cmyk_image != (Image *) NULL)
{
pdf_image=DestroyImageList(pdf_image);
pdf_image=cmyk_image;
}
}
if (pdf_info.xmp_profile != (StringInfo *) NULL)
{
char
*profile;
profile=(char *) GetStringInfoDatum(pdf_info.xmp_profile);
if (strstr(profile,"Adobe Illustrator") != (char *) NULL)
(void) CopyMagickString(image->magick,"AI",MagickPathExtent);
(void) SetImageProfilePrivate(image,pdf_info.xmp_profile,exception);
pdf_info.xmp_profile=(StringInfo *) NULL;
}
if (image_info->number_scenes != 0)
{
Image
*clone_image;
/*
Add place holder images to meet the subimage specification requirement.
*/
for (i=0; i < (ssize_t) image_info->scene; i++)
{
clone_image=CloneImage(pdf_image,1,1,MagickTrue,exception);
if (clone_image != (Image *) NULL)
PrependImageToList(&pdf_image,clone_image);
}
}
do
{
(void) CopyMagickString(pdf_image->filename,filename,MagickPathExtent);
(void) CopyMagickString(pdf_image->magick,image->magick,MagickPathExtent);
pdf_image->page=page;
if (image_info->ping != MagickFalse)
{
pdf_image->magick_columns=page.width;
pdf_image->magick_rows=page.height;
pdf_image->columns=page.width;
pdf_image->rows=page.height;
}
(void) CloneImageProfiles(pdf_image,image);
(void) CloneImageProperties(pdf_image,image);
next=SyncNextImageInList(pdf_image);
if (next != (Image *) NULL)
pdf_image=next;
} while (next != (Image *) NULL);
image=DestroyImage(image);
scene=0;
for (next=GetFirstImageInList(pdf_image); next != (Image *) NULL; )
{
next->scene=scene++;
next=GetNextImageInList(next);
}
return(GetFirstImageInList(pdf_image));
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e g i s t e r P D F I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% RegisterPDFImage() adds properties for the PDF image format to
% the list of supported formats. The properties 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 RegisterPDFImage method is:
%
% size_t RegisterPDFImage(void)
%
*/
ModuleExport size_t RegisterPDFImage(void)
{
MagickInfo
*entry;
entry=AcquireMagickInfo("PDF","AI","Adobe Illustrator CS2");
entry->decoder=(DecodeImageHandler *) ReadPDFImage;
entry->encoder=(EncodeImageHandler *) WritePDFImage;
entry->flags|=CoderDecoderSeekableStreamFlag;
entry->flags|=CoderEncoderSeekableStreamFlag;
entry->flags^=CoderAdjoinFlag;
entry->flags^=CoderBlobSupportFlag;
entry->mime_type=ConstantString("application/pdf");
(void) RegisterMagickInfo(entry);
entry=AcquireMagickInfo("PDF","EPDF",
"Encapsulated Portable Document Format");
entry->decoder=(DecodeImageHandler *) ReadPDFImage;
entry->encoder=(EncodeImageHandler *) WritePDFImage;
entry->flags|=CoderDecoderSeekableStreamFlag;
entry->flags|=CoderEncoderSeekableStreamFlag;
entry->flags^=CoderAdjoinFlag;
entry->flags^=CoderBlobSupportFlag;
entry->mime_type=ConstantString("application/pdf");
(void) RegisterMagickInfo(entry);
entry=AcquireMagickInfo("PDF","PDF","Portable Document Format");
entry->decoder=(DecodeImageHandler *) ReadPDFImage;
entry->encoder=(EncodeImageHandler *) WritePDFImage;
entry->magick=(IsImageFormatHandler *) IsPDF;
entry->flags|=CoderDecoderSeekableStreamFlag;
entry->flags|=CoderEncoderSeekableStreamFlag;
entry->flags^=CoderBlobSupportFlag;
entry->mime_type=ConstantString("application/pdf");
(void) RegisterMagickInfo(entry);
entry=AcquireMagickInfo("PDF","PDFA","Portable Document Archive Format");
entry->decoder=(DecodeImageHandler *) ReadPDFImage;
entry->encoder=(EncodeImageHandler *) WritePDFImage;
entry->magick=(IsImageFormatHandler *) IsPDF;
entry->flags|=CoderDecoderSeekableStreamFlag;
entry->flags|=CoderEncoderSeekableStreamFlag;
entry->flags^=CoderBlobSupportFlag;
entry->mime_type=ConstantString("application/pdf");
(void) RegisterMagickInfo(entry);
entry=AcquireMagickInfo("PDF","POCKETMOD","Pocketmod Personal Organizer");
entry->decoder=(DecodeImageHandler *) ReadPDFImage;
entry->encoder=(EncodeImageHandler *) WritePOCKETMODImage;
entry->format_type=ImplicitFormatType;
entry->flags|=CoderDecoderSeekableStreamFlag;
entry->flags|=CoderEncoderSeekableStreamFlag;
entry->flags^=CoderBlobSupportFlag;
entry->mime_type=ConstantString("application/pdf");
(void) RegisterMagickInfo(entry);
return(MagickImageCoderSignature);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% U n r e g i s t e r P D F I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% UnregisterPDFImage() removes format registrations made by the
% PDF module from the list of supported formats.
%
% The format of the UnregisterPDFImage method is:
%
% UnregisterPDFImage(void)
%
*/
ModuleExport void UnregisterPDFImage(void)
{
(void) UnregisterMagickInfo("AI");
(void) UnregisterMagickInfo("EPDF");
(void) UnregisterMagickInfo("PDF");
(void) UnregisterMagickInfo("PDFA");
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% W r i t e P D F I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% WritePDFImage() writes an image in the Portable Document image
% format.
%
% The format of the WritePDFImage method is:
%
% MagickBooleanType WritePDFImage(const ImageInfo *image_info,
% Image *image,ExceptionInfo *exception)
%
% A description of each parameter follows.
%
% o image_info: the image info.
%
% o image: The image.
%
% o exception: return any errors or warnings in this structure.
%
*/
static char *EscapeParenthesis(const char *source)
{
char
*destination;
char
*q;
const char
*p;
size_t
length;
assert(source != (const char *) NULL);
length=0;
for (p=source; *p != '\0'; p++)
{
if ((*p == '\\') || (*p == '(') || (*p == ')'))
{
if (~length < 1)
ThrowFatalException(ResourceLimitFatalError,"UnableToEscapeString");
length++;
}
length++;
}
destination=(char *) NULL;
if (~length >= (MagickPathExtent-1))
destination=(char *) AcquireQuantumMemory(length+MagickPathExtent,
sizeof(*destination));
if (destination == (char *) NULL)
ThrowFatalException(ResourceLimitFatalError,"UnableToEscapeString");
*destination='\0';
q=destination;
for (p=source; *p != '\0'; p++)
{
if ((*p == '\\') || (*p == '(') || (*p == ')'))
*q++='\\';
*q++=(*p);
}
*q='\0';
return(destination);
}
static size_t UTF8ToUTF16(const unsigned char *utf8,wchar_t *utf16)
{
const unsigned char
*p;
if (utf16 != (wchar_t *) NULL)
{
wchar_t
*q;
wchar_t
c;
/*
Convert UTF-8 to UTF-16.
*/
q=utf16;
for (p=utf8; *p != '\0'; p++)
{
if ((*p & 0x80) == 0)
*q=(*p);
else
if ((*p & 0xE0) == 0xC0)
{
c=(*p);
*q=(c & 0x1F) << 6;
p++;
if ((*p & 0xC0) != 0x80)
return(0);
*q|=(*p & 0x3F);
}
else
if ((*p & 0xF0) == 0xE0)
{
c=(*p);
*q=c << 12;
p++;
if ((*p & 0xC0) != 0x80)
return(0);
c=(*p);
*q|=(c & 0x3F) << 6;
p++;
if ((*p & 0xC0) != 0x80)
return(0);
*q|=(*p & 0x3F);
}
else
return(0);
q++;
}
*q++=(wchar_t) '\0';
return((size_t) (q-utf16));
}
/*
Compute UTF-16 string length.
*/
for (p=utf8; *p != '\0'; p++)
{
if ((*p & 0x80) == 0)
;
else
if ((*p & 0xE0) == 0xC0)
{
p++;
if ((*p & 0xC0) != 0x80)
return(0);
}
else
if ((*p & 0xF0) == 0xE0)
{
p++;
if ((*p & 0xC0) != 0x80)
return(0);
p++;
if ((*p & 0xC0) != 0x80)
return(0);
}
else
return(0);
}
return((size_t) (p-utf8));
}
static wchar_t *ConvertUTF8ToUTF16(const unsigned char *source,size_t *length)
{
wchar_t
*utf16;
*length=UTF8ToUTF16(source,(wchar_t *) NULL);
if (*length == 0)
{
ssize_t
i;
/*
Not UTF-8, just copy.
*/
*length=strlen((const char *) source);
utf16=(wchar_t *) AcquireQuantumMemory(*length+1,sizeof(*utf16));
if (utf16 == (wchar_t *) NULL)
return((wchar_t *) NULL);
for (i=0; i <= (ssize_t) *length; i++)
utf16[i]=source[i];
return(utf16);
}
utf16=(wchar_t *) AcquireQuantumMemory(*length+1,sizeof(*utf16));
if (utf16 == (wchar_t *) NULL)
return((wchar_t *) NULL);
*length=UTF8ToUTF16(source,utf16);
return(utf16);
}
static MagickBooleanType Huffman2DEncodeImage(const ImageInfo *image_info,
Image *image,Image *inject_image,ExceptionInfo *exception)
{
Image
*group4_image;
ImageInfo
*write_info;
MagickBooleanType
status;
size_t
length;
unsigned char
*group4;
group4_image=CloneImage(inject_image,0,0,MagickTrue,exception);
if (group4_image == (Image *) NULL)
return(MagickFalse);
status=MagickTrue;
write_info=CloneImageInfo(image_info);
(void) CopyMagickString(write_info->filename,"GROUP4:",MagickPathExtent);
(void) CopyMagickString(write_info->magick,"GROUP4",MagickPathExtent);
(void) SetImageArtifact(group4_image,"tiff:photometric","min-is-white");
group4=(unsigned char *) ImageToBlob(write_info,group4_image,&length,
exception);
group4_image=DestroyImage(group4_image);
write_info=DestroyImageInfo(write_info);
if (group4 == (unsigned char *) NULL)
return(MagickFalse);
if (WriteBlob(image,length,group4) != (ssize_t) length)
status=MagickFalse;
group4=(unsigned char *) RelinquishMagickMemory(group4);
return(status);
}
static MagickBooleanType WritePOCKETMODImage(const ImageInfo *image_info,
Image *image,ExceptionInfo *exception)
{
#define PocketPageOrder "1,2,3,4,0,7,6,5"
const Image
*next;
Image
*pages,
*pocket_mod;
MagickBooleanType
status;
ssize_t
i;
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickCoreSignature);
assert(image != (Image *) NULL);
assert(image->signature == MagickCoreSignature);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickCoreSignature);
if (IsEventLogging() != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
pocket_mod=NewImageList();
pages=NewImageList();
i=0;
for (next=image; next != (Image *) NULL; next=GetNextImageInList(next))
{
Image
*page;
if ((i == 0) || (i == 5) || (i == 6) || (i == 7))
page=RotateImage(next,180.0,exception);
else
page=CloneImage(next,0,0,MagickTrue,exception);
if (page == (Image *) NULL)
break;
(void) SetImageAlphaChannel(page,RemoveAlphaChannel,exception);
page->scene=(size_t) i++;
AppendImageToList(&pages,page);
if ((i == 8) || (GetNextImageInList(next) == (Image *) NULL))
{
Image
*images,
*page_layout;
MontageInfo
*montage_info;
/*
Create PocketMod page.
*/
for (i=(ssize_t) GetImageListLength(pages); i < 8; i++)
{
page=CloneImage(pages,0,0,MagickTrue,exception);
(void) QueryColorCompliance("#FFF",AllCompliance,
&page->background_color,exception);
(void) SetImageBackgroundColor(page,exception);
page->scene=(size_t) i;
AppendImageToList(&pages,page);
}
images=CloneImages(pages,PocketPageOrder,exception);
pages=DestroyImageList(pages);
if (images == (Image *) NULL)
break;
montage_info=CloneMontageInfo(image_info,(MontageInfo *) NULL);
(void) CloneString(&montage_info->geometry,"877x1240+0+0");
(void) CloneString(&montage_info->tile,"4x2");
(void) QueryColorCompliance("#000",AllCompliance,
&montage_info->border_color,exception);
montage_info->border_width=2;
page_layout=MontageImages(images,montage_info,exception);
montage_info=DestroyMontageInfo(montage_info);
images=DestroyImageList(images);
if (page_layout == (Image *) NULL)
break;
AppendImageToList(&pocket_mod,page_layout);
i=0;
}
}
if (pocket_mod == (Image *) NULL)
return(MagickFalse);
status=WritePDFImage(image_info,GetFirstImageInList(pocket_mod),exception);
pocket_mod=DestroyImageList(pocket_mod);
return(status);
}
static const char *GetPDFAuthor(const ImageInfo *image_info)
{
const char
*option;
option=GetImageOption(image_info,"pdf:author");
if (option != (const char *) NULL)
return(option);
return(MagickAuthoritativeURL);
}
static const char *GetPDFCreator(const ImageInfo *image_info)
{
const char
*option;
option=GetImageOption(image_info,"pdf:creator");
if (option != (const char *) NULL)
return(option);
return(MagickAuthoritativeURL);
}
static const char *GetPDFProducer(const ImageInfo *image_info)
{
const char
*option;
option=GetImageOption(image_info,"pdf:producer");
if (option != (const char *) NULL)
return(option);
return(MagickAuthoritativeURL);
}
static const char *GetPDFTitle(const ImageInfo *image_info,
const char *default_title)
{
const char
*option;
option=GetImageOption(image_info,"pdf:title");
if (option != (const char *) NULL)
return(option);
return(default_title);
}
static time_t GetPdfCreationDate(const ImageInfo *image_info,const Image* image)
{
const char
*option;
option=GetImageOption(image_info,"pdf:create-epoch");
if (option != (const char *) NULL)
{
time_t
epoch;
epoch=(time_t) StringToDouble(option,(char **) NULL);
if (epoch > 0)
return(epoch);
}
return(GetBlobProperties(image)->st_ctime);
}
static time_t GetPdfModDate(const ImageInfo *image_info,const Image* image)
{
const char
*option;
option=GetImageOption(image_info,"pdf:modify-epoch");
if (option != (const char *) NULL)
{
time_t
epoch;
epoch=(time_t) StringToDouble(option,(char **) NULL);
if (epoch > 0)
return(epoch);
}
return(GetBlobProperties(image)->st_mtime);
}
static const char *GetPDFSubject(const ImageInfo *image_info)
{
const char
*option;
option=GetImageOption(image_info,"pdf:subject");
if (option != (const char *) NULL)
return(option);
return("");
}
static const char *GetPDFKeywords(const ImageInfo *image_info)
{
const char
*option;
option=GetImageOption(image_info,"pdf:keywords");
if (option != (const char *) NULL)
return(option);
return("");
}
static void WritePDFValue(Image* image,const char *keyword,
const char *value,const MagickBooleanType is_pdfa)
{
char
*escaped;
size_t
length;
ssize_t
i;
wchar_t
*utf16;
if (*value == '\0')
return;
if (is_pdfa != MagickFalse)
{
escaped=EscapeParenthesis(value);
(void) WriteBlobString(image,"/");
(void) WriteBlobString(image,keyword);
(void) WriteBlobString(image," (");
(void) WriteBlobString(image,escaped);
escaped=DestroyString(escaped);
(void) WriteBlobString(image,")\n");
return;
}
utf16=ConvertUTF8ToUTF16((const unsigned char *) value,&length);
if (utf16 != (wchar_t *) NULL)
{
unsigned char
hex_digits[16];
hex_digits[0]='0';
hex_digits[1]='1';
hex_digits[2]='2';
hex_digits[3]='3';
hex_digits[4]='4';
hex_digits[5]='5';
hex_digits[6]='6';
hex_digits[7]='7';
hex_digits[8]='8';
hex_digits[9]='9';
hex_digits[10]='A';
hex_digits[11]='B';
hex_digits[12]='C';
hex_digits[13]='D';
hex_digits[14]='E';
hex_digits[15]='F';
(void) WriteBlobString(image,"/");
(void) WriteBlobString(image,keyword);
(void) WriteBlobString(image," <FEFF");
for (i=0; i < (ssize_t) length - 1; i++)
{
(void) WriteBlobByte(image,hex_digits[(utf16[i] >> 12) & 0x0f]);
(void) WriteBlobByte(image,hex_digits[(utf16[i] >> 8) & 0x0f]);
(void) WriteBlobByte(image,hex_digits[(utf16[i] >> 4) & 0x0f]);
(void) WriteBlobByte(image,hex_digits[utf16[i] & 0x0f]);
}
(void) WriteBlobString(image,">\n");
utf16=(wchar_t *) RelinquishMagickMemory(utf16);
}
}
static const StringInfo *GetCompatibleColorProfile(const Image* image)
{
ColorspaceType
colorspace;
const StringInfo
*icc_profile;
colorspace=UndefinedColorspace;
icc_profile=GetImageProfile(image,"icc");
if (icc_profile == (const StringInfo *) NULL)
return((const StringInfo *) NULL);
if (GetStringInfoLength(icc_profile) > 20)
{
const char
*p;
unsigned int
value;
p=(const char *) GetStringInfoDatum(icc_profile)+16;
value=(unsigned int) (*p++) << 24;
value|=(unsigned int) (*p++) << 16;
value|=(unsigned int) (*p++) << 8;
value|=(unsigned int) *p;
switch (value)
{
case 0x58595a20:
colorspace=XYZColorspace;
break;
case 0x4c616220:
colorspace=LabColorspace;
break;
case 0x4c757620:
colorspace=LuvColorspace;
break;
case 0x59436272:
colorspace=YCbCrColorspace;
break;
case 0x52474220:
if ((image->colorspace == sRGBColorspace) ||
(image->colorspace == RGBColorspace))
return(icc_profile);
break;
case 0x47524159:
colorspace=GRAYColorspace;
break;
case 0x48535620:
colorspace=HSVColorspace;
break;
case 0x434D594B:
colorspace=CMYKColorspace;
break;
case 0x434D5920:
colorspace=CMYColorspace;
break;
}
}
if (image->colorspace == colorspace)
return(icc_profile);
return((const StringInfo *) NULL);
}
static MagickBooleanType WritePDFImage(const ImageInfo *image_info,Image *image,
ExceptionInfo *exception)
{
#define CFormat "/Filter [ /%s ]\n"
#define ObjectsPerImage 14
#define ThrowPDFException(exception,message) \
{ \
if (xref != (MagickOffsetType *) NULL) \
xref=(MagickOffsetType *) RelinquishMagickMemory(xref); \
ThrowWriterException((exception),(message)); \
}
static const char
XMPProfile[]=
{
"<?xpacket begin=\"%s\" id=\"W5M0MpCehiHzreSzNTczkc9d\"?>\n"
"<x:xmpmeta xmlns:x=\"adobe:ns:meta/\" x:xmptk=\"Adobe XMP Core 4.0-c316 44.253921, Sun Oct 01 2006 17:08:23\">\n"
" <rdf:RDF xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\">\n"
" <rdf:Description rdf:about=\"\"\n"
" xmlns:xap=\"http://ns.adobe.com/xap/1.0/\"\n"
" xmlns:dc=\"http://purl.org/dc/elements/1.1/\"\n"
" xmlns:xapMM=\"http://ns.adobe.com/xap/1.0/mm/\"\n"
" xmlns:pdf=\"http://ns.adobe.com/pdf/1.3/\"\n"
" xmlns:pdfaid=\"http://www.aiim.org/pdfa/ns/id/\">\n"
" <xap:CreateDate>%s</xap:CreateDate>\n"
" <xap:ModifyDate>%s</xap:ModifyDate>\n"
" <xap:MetadataDate>%s</xap:MetadataDate>\n"
" <xap:CreatorTool>%s</xap:CreatorTool>\n"
" <dc:format>application/pdf</dc:format>\n"
" <dc:title>\n"
" <rdf:Alt>\n"
" <rdf:li xml:lang=\"x-default\">%s</rdf:li>\n"
" </rdf:Alt>\n"
" </dc:title>\n"
" <xapMM:DocumentID>uuid:6ec119d7-7982-4f56-808d-dfe64f5b35cf</xapMM:DocumentID>\n"
" <xapMM:InstanceID>uuid:a79b99b4-6235-447f-9f6c-ec18ef7555cb</xapMM:InstanceID>\n"
" <pdf:Producer>%s</pdf:Producer>\n"
" <pdf:Keywords>%s</pdf:Keywords>\n"
" <pdfaid:part>3</pdfaid:part>\n"
" <pdfaid:conformance>B</pdfaid:conformance>\n"
" </rdf:Description>\n"
" </rdf:RDF>\n"
"</x:xmpmeta>\n"
"<?xpacket end=\"w\"?>\n"
},
XMPProfileMagick[4]= { (char) -17, (char) -69, (char) -65, (char) 0 };
char
basename[MagickPathExtent],
buffer[MagickPathExtent],
**labels,
temp[MagickPathExtent];
CompressionType
compression;
const char
*device,
*option,
*value;
const Quantum
*p;
const StringInfo
*icc_profile;
double
pointsize,
version;
GeometryInfo
geometry_info;
Image
*next;
MagickBooleanType
is_pdfa,
status;
MagickOffsetType
offset,
scene,
*xref;
MagickSizeType
number_pixels;
MagickStatusType
flags;
PointInfo
delta,
resolution,
scale;
RectangleInfo
geometry,
media_info,
page_info;
size_t
channels,
info_id,
length,
number_scenes,
object,
pages_id,
root_id,
text_size;
ssize_t
count,
i,
page_count,
x,
y;
struct tm
utc_time;
time_t
seconds;
unsigned char
*pixels,
*q;
/*
Open output image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickCoreSignature);
assert(image != (Image *) NULL);
assert(image->signature == MagickCoreSignature);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickCoreSignature);
if (IsEventLogging() != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception);
if (status == MagickFalse)
return(status);
/*
Allocate X ref memory.
*/
xref=(MagickOffsetType *) AcquireQuantumMemory(2048UL,sizeof(*xref));
if (xref == (MagickOffsetType *) NULL)
ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
(void) memset(xref,0,2048UL*sizeof(*xref));
/*
Write Info object.
*/
object=0;
version=1.3;
for (next=image; next != (Image *) NULL; next=GetNextImageInList(next))
if (next->alpha_trait != UndefinedPixelTrait)
version=1.4;
if (image_info->compression == JPEG2000Compression)
version=1.5;
is_pdfa=LocaleCompare(image_info->magick,"PDFA") == 0 ? MagickTrue :
MagickFalse;
if (is_pdfa != MagickFalse)
version=1.6;
for (next=image; next != (Image *) NULL; next=GetNextImageInList(next))
{
icc_profile=GetCompatibleColorProfile(next);
if (icc_profile != (StringInfo *) NULL)
{
(void) SetImageStorageClass(next,DirectClass,exception);
version=1.7;
}
if ((next->colorspace != CMYKColorspace) &&
(IssRGBCompatibleColorspace(next->colorspace) == MagickFalse))
(void) TransformImageColorspace(next,sRGBColorspace,exception);
(void) SetImageCoderGray(next,exception);
}
option=GetImageOption(image_info,"pdf:version");
if (option != (const char *) NULL)
{
double
preferred_version;
preferred_version=StringToDouble(option,(char**) NULL);
version=MagickMax(version,MagickMin(1.7,preferred_version));
}
(void) FormatLocaleString(buffer,MagickPathExtent,"%%PDF-%.2g\n",version);
(void) WriteBlobString(image,buffer);
if (is_pdfa != MagickFalse)
{
(void) WriteBlobByte(image,'%');
(void) WriteBlobByte(image,0xe2);
(void) WriteBlobByte(image,0xe3);
(void) WriteBlobByte(image,0xcf);
(void) WriteBlobByte(image,0xd3);
(void) WriteBlobByte(image,'\n');
}
/*
Write Catalog object.
*/
xref[object++]=TellBlob(image);
root_id=object;
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"<<\n");
if (is_pdfa == MagickFalse)
(void) FormatLocaleString(buffer,MagickPathExtent,"/Pages %.20g 0 R\n",
(double) object+1);
else
{
(void) FormatLocaleString(buffer,MagickPathExtent,"/Metadata %.20g 0 R\n",
(double) object+1);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Pages %.20g 0 R\n",
(double) object+2);
}
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"/Type /Catalog");
option=GetImageOption(image_info,"pdf:page-direction");
if ((option != (const char *) NULL) &&
(LocaleCompare(option,"right-to-left") == 0))
(void) WriteBlobString(image,"/ViewerPreferences<</PageDirection/R2L>>\n");
(void) WriteBlobString(image,"\n");
(void) WriteBlobString(image,">>\n");
(void) WriteBlobString(image,"endobj\n");
GetPathComponent(image->filename,BasePath,basename);
if (is_pdfa != MagickFalse)
{
char
create_date[MagickTimeExtent],
*creator,
*keywords,
modify_date[MagickTimeExtent],
*producer,
timestamp[MagickTimeExtent],
*title;
/*
Write XMP object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"<<\n");
(void) WriteBlobString(image,"/Subtype /XML\n");
(void) FormatMagickTime(GetPdfCreationDate(image_info,image),
sizeof(create_date),create_date);
(void) FormatMagickTime(GetPdfModDate(image_info,image),
sizeof(modify_date),modify_date);
(void) FormatMagickTime(GetMagickTime(),sizeof(timestamp),timestamp);
creator=SubstituteXMLEntities(GetPDFCreator(image_info),MagickFalse);
title=SubstituteXMLEntities(GetPDFTitle(image_info,basename),MagickFalse);
producer=SubstituteXMLEntities(GetPDFProducer(image_info),MagickFalse);
keywords=SubstituteXMLEntities(GetPDFKeywords(image_info),MagickFalse);
i=FormatLocaleString(temp,MagickPathExtent,XMPProfile,XMPProfileMagick,
create_date,modify_date,timestamp,creator,title,producer,keywords);
producer=DestroyString(producer);
title=DestroyString(title);
creator=DestroyString(creator);
keywords=DestroyString(keywords);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Length %.20g\n",
(double) i);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"/Type /Metadata\n");
(void) WriteBlobString(image,">>\nstream\n");
(void) WriteBlobString(image,temp);
(void) WriteBlobString(image,"\nendstream\n");
(void) WriteBlobString(image,"endobj\n");
}
/*
Write Pages object.
*/
xref[object++]=TellBlob(image);
pages_id=object;
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"<<\n");
(void) WriteBlobString(image,"/Type /Pages\n");
(void) FormatLocaleString(buffer,MagickPathExtent,"/Kids [ %.20g 0 R ",
(double) object+1);
(void) WriteBlobString(image,buffer);
count=(ssize_t) (pages_id+ObjectsPerImage+1);
page_count=1;
if (image_info->adjoin != MagickFalse)
{
Image
*kid_image;
/*
Predict page object id's.
*/
kid_image=image;
for ( ; GetNextImageInList(kid_image) != (Image *) NULL; count+=ObjectsPerImage)
{
page_count++;
icc_profile=GetCompatibleColorProfile(kid_image);
if (icc_profile != (StringInfo *) NULL)
count+=2;
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 R ",(double)
count);
(void) WriteBlobString(image,buffer);
kid_image=GetNextImageInList(kid_image);
}
xref=(MagickOffsetType *) ResizeQuantumMemory(xref,(size_t) count+2048UL,
sizeof(*xref));
if (xref == (MagickOffsetType *) NULL)
ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
}
(void) WriteBlobString(image,"]\n");
(void) FormatLocaleString(buffer,MagickPathExtent,"/Count %.20g\n",(double)
page_count);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,">>\n");
(void) WriteBlobString(image,"endobj\n");
scene=0;
number_scenes=GetImageListLength(image);
do
{
Image
*tile_image;
MagickBooleanType
thumbnail;
icc_profile=GetCompatibleColorProfile(image);
compression=image->compression;
if (image_info->compression != UndefinedCompression)
compression=image_info->compression;
switch (compression)
{
case FaxCompression:
case Group4Compression:
{
if ((SetImageMonochrome(image,exception) == MagickFalse) ||
(image->alpha_trait != UndefinedPixelTrait))
compression=RLECompression;
break;
}
#if !defined(MAGICKCORE_JPEG_DELEGATE)
case JPEGCompression:
{
compression=RLECompression;
(void) ThrowMagickException(exception,GetMagickModule(),
MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (JPEG)",
image->filename);
break;
}
#endif
#if !defined(MAGICKCORE_LIBOPENJP2_DELEGATE)
case JPEG2000Compression:
{
compression=RLECompression;
(void) ThrowMagickException(exception,GetMagickModule(),
MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (JP2)",
image->filename);
break;
}
#endif
#if !defined(MAGICKCORE_ZLIB_DELEGATE)
case ZipCompression:
{
compression=RLECompression;
(void) ThrowMagickException(exception,GetMagickModule(),
MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (ZLIB)",
image->filename);
break;
}
#endif
case LZWCompression:
{
if (is_pdfa != MagickFalse)
compression=RLECompression; /* LZW compression is forbidden */
break;
}
case NoCompression:
{
if (is_pdfa != MagickFalse)
compression=RLECompression; /* ASCII 85 compression is forbidden */
break;
}
default:
break;
}
if (compression == JPEG2000Compression)
if (IssRGBCompatibleColorspace(image->colorspace) == MagickFalse)
(void) TransformImageColorspace(image,sRGBColorspace,exception);
/*
Scale relative to dots-per-inch.
*/
delta.x=DefaultResolution;
delta.y=DefaultResolution;
resolution.x=image->resolution.x;
resolution.y=image->resolution.y;
if ((resolution.x == 0.0) || (resolution.y == 0.0))
{
flags=ParseGeometry(PSDensityGeometry,&geometry_info);
if ((flags & RhoValue) != 0)
resolution.x=geometry_info.rho;
resolution.y=resolution.x;
if ((flags & SigmaValue) != 0)
resolution.y=geometry_info.sigma;
}
if (image_info->density != (char *) NULL)
{
flags=ParseGeometry(image_info->density,&geometry_info);
if ((flags & RhoValue) != 0)
resolution.x=geometry_info.rho;
resolution.y=resolution.x;
if ((flags & SigmaValue) != 0)
resolution.y=geometry_info.sigma;
}
if (image->units == PixelsPerCentimeterResolution)
{
resolution.x=(double) ((size_t) (100.0*2.54*resolution.x+0.5)/100.0);
resolution.y=(double) ((size_t) (100.0*2.54*resolution.y+0.5)/100.0);
}
SetGeometry(image,&geometry);
(void) FormatLocaleString(temp,MagickPathExtent,"%.20gx%.20g",
(double) image->columns,(double) image->rows);
if (image_info->page != (char *) NULL)
(void) CopyMagickString(temp,image_info->page,MagickPathExtent);
else
if ((image->page.width != 0) && (image->page.height != 0))
(void) FormatLocaleString(temp,MagickPathExtent,
"%.20gx%.20g%+.20g%+.20g",(double) image->page.width,(double)
image->page.height,(double) image->page.x,(double) image->page.y);
else
if ((image->gravity != UndefinedGravity) &&
(LocaleCompare(image_info->magick,"PDF") == 0))
(void) CopyMagickString(temp,PSPageGeometry,
MagickPathExtent);
(void) ConcatenateMagickString(temp,">",MagickPathExtent);
(void) ParseMetaGeometry(temp,&geometry.x,&geometry.y,
&geometry.width,&geometry.height);
scale.x=(double) (geometry.width*delta.x)/resolution.x;
geometry.width=CastDoubleToSizeT(scale.x+0.5);
scale.y=(double) (geometry.height*delta.y)/resolution.y;
geometry.height=CastDoubleToSizeT(scale.y+0.5);
(void) ParseAbsoluteGeometry(temp,&media_info);
(void) ParseGravityGeometry(image,temp,&page_info,exception);
if (image->gravity != UndefinedGravity)
{
geometry.x=(-page_info.x);
geometry.y=(ssize_t) media_info.height+page_info.y-(ssize_t)
image->rows;
}
pointsize=12.0;
if (image_info->pointsize != 0.0)
pointsize=image_info->pointsize;
text_size=0;
value=GetImageProperty(image,"label",exception);
if (value != (const char *) NULL)
text_size=(size_t) (MultilineCensus(value)*pointsize+12);
(void) text_size;
/*
Write Page object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"<<\n");
(void) WriteBlobString(image,"/Type /Page\n");
(void) FormatLocaleString(buffer,MagickPathExtent,"/Parent %.20g 0 R\n",
(double) pages_id);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"/Resources <<\n");
labels=(char **) NULL;
value=GetImageProperty(image,"label",exception);
if (value != (const char *) NULL)
labels=StringToList(value);
if (labels != (char **) NULL)
{
(void) FormatLocaleString(buffer,MagickPathExtent,
"/Font << /F%.20g %.20g 0 R >>\n",(double) image->scene,(double)
object+4);
(void) WriteBlobString(image,buffer);
}
(void) FormatLocaleString(buffer,MagickPathExtent,
"/XObject << /Im%.20g %.20g 0 R >>\n",(double) image->scene,(double)
object+5);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/ProcSet %.20g 0 R >>\n",
(double) object+3);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,
"/MediaBox [0 0 %g %g]\n",DefaultResolution*media_info.width*
(double) MagickSafeReciprocal(resolution.x),(double) (
DefaultResolution*media_info.height*MagickSafeReciprocal(resolution.y)));
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,
"/CropBox [0 0 %g %g]\n",DefaultResolution*media_info.width*(double)
MagickSafeReciprocal(resolution.x),(double) (DefaultResolution*
media_info.height*MagickSafeReciprocal(resolution.y)));
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Contents %.20g 0 R\n",
(double) object+1);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Thumb %.20g 0 R\n",
(double) object+(icc_profile != (StringInfo *) NULL ? 10 : 8));
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,">>\n");
(void) WriteBlobString(image,"endobj\n");
/*
Write Contents object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"<<\n");
(void) FormatLocaleString(buffer,MagickPathExtent,"/Length %.20g 0 R\n",
(double) object+1);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,">>\n");
(void) WriteBlobString(image,"stream\n");
offset=TellBlob(image);
(void) WriteBlobString(image,"q\n");
if (labels != (char **) NULL)
for (i=0; labels[i] != (char *) NULL; i++)
{
(void) WriteBlobString(image,"BT\n");
(void) FormatLocaleString(buffer,MagickPathExtent,"/F%.20g %g Tf\n",
(double) image->scene,pointsize);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g %.20g Td\n",
(double) geometry.x,(double) (geometry.y+(ssize_t) geometry.height+
i*pointsize+12));
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"(%s) Tj\n",
labels[i]);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"ET\n");
labels[i]=DestroyString(labels[i]);
}
(void) FormatLocaleString(buffer,MagickPathExtent,
"%g 0 0 %g %.20g %.20g cm\n",scale.x,scale.y,(double) geometry.x,
(double) geometry.y);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Im%.20g Do\n",(double)
image->scene);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"Q\n");
offset=TellBlob(image)-offset;
(void) WriteBlobString(image,"\nendstream\n");
(void) WriteBlobString(image,"endobj\n");
/*
Write Length object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double)
offset);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"endobj\n");
/*
Write Procset object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
if ((compression == FaxCompression) || (compression == Group4Compression))
(void) CopyMagickString(buffer,"[ /PDF /Text /ImageB",MagickPathExtent);
else
if ((image->storage_class == DirectClass) || (image->colors > 256))
(void) CopyMagickString(buffer,"[ /PDF /Text /ImageC",MagickPathExtent);
else
(void) CopyMagickString(buffer,"[ /PDF /Text /ImageI",MagickPathExtent);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image," ]\n");
(void) WriteBlobString(image,"endobj\n");
/*
Write Font object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"<<\n");
if (labels != (char **) NULL)
{
(void) WriteBlobString(image,"/Type /Font\n");
(void) WriteBlobString(image,"/Subtype /Type1\n");
(void) FormatLocaleString(buffer,MagickPathExtent,"/Name /F%.20g\n",
(double) image->scene);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"/BaseFont /Helvetica\n");
(void) WriteBlobString(image,"/Encoding /MacRomanEncoding\n");
labels=(char **) RelinquishMagickMemory(labels);
}
(void) WriteBlobString(image,">>\n");
(void) WriteBlobString(image,"endobj\n");
/*
Write XObject object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"<<\n");
(void) WriteBlobString(image,"/Type /XObject\n");
(void) WriteBlobString(image,"/Subtype /Image\n");
(void) FormatLocaleString(buffer,MagickPathExtent,"/Name /Im%.20g\n",
(double) image->scene);
(void) WriteBlobString(image,buffer);
switch (compression)
{
case NoCompression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
"ASCII85Decode");
break;
}
case JPEGCompression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,"DCTDecode");
if (image->colorspace != CMYKColorspace)
break;
(void) WriteBlobString(image,buffer);
(void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
MagickPathExtent);
break;
}
case JPEG2000Compression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,"JPXDecode");
if (image->colorspace != CMYKColorspace)
break;
(void) WriteBlobString(image,buffer);
(void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
MagickPathExtent);
break;
}
case LZWCompression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,"LZWDecode");
break;
}
case ZipCompression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
"FlateDecode");
break;
}
case FaxCompression:
case Group4Compression:
{
(void) CopyMagickString(buffer,"/Filter [ /CCITTFaxDecode ]\n",
MagickPathExtent);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/DecodeParms [ << "
"/K %s /BlackIs1 false /Columns %.20g /Rows %.20g >> ]\n",CCITTParam,
(double) image->columns,(double) image->rows);
break;
}
default:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
"RunLengthDecode");
break;
}
}
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Width %.20g\n",(double)
image->columns);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Height %.20g\n",(double)
image->rows);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/ColorSpace %.20g 0 R\n",
(double) object+2);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/BitsPerComponent %d\n",
(compression == FaxCompression) || (compression == Group4Compression) ?
1 : 8);
(void) WriteBlobString(image,buffer);
if (image->alpha_trait != UndefinedPixelTrait)
{
(void) FormatLocaleString(buffer,MagickPathExtent,"/SMask %.20g 0 R\n",
(double) object+(icc_profile != (StringInfo *) NULL ? 9 : 7));
(void) WriteBlobString(image,buffer);
}
(void) FormatLocaleString(buffer,MagickPathExtent,"/Length %.20g 0 R\n",
(double) object+1);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,">>\n");
(void) WriteBlobString(image,"stream\n");
offset=TellBlob(image);
number_pixels=(MagickSizeType) image->columns*image->rows;
if ((4*number_pixels) != (MagickSizeType) ((size_t) (4*number_pixels)))
ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
if ((compression == FaxCompression) || (compression == Group4Compression) ||
(IsImageGray(image) != MagickFalse))
{
switch (compression)
{
case FaxCompression:
case Group4Compression:
{
if (LocaleCompare(CCITTParam,"0") == 0)
{
(void) HuffmanEncodeImage(image_info,image,image,exception);
break;
}
(void) Huffman2DEncodeImage(image_info,image,image,exception);
break;
}
case JPEGCompression:
{
status=InjectImageBlob(image_info,image,image,"jpeg",exception);
if (status == MagickFalse)
{
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case JPEG2000Compression:
{
status=InjectImageBlob(image_info,image,image,"jp2",exception);
if (status == MagickFalse)
{
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case RLECompression:
default:
{
MemoryInfo
*pixel_info;
/*
Allocate pixel array.
*/
length=(size_t) number_pixels;
pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
if (pixel_info == (MemoryInfo *) NULL)
ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
/*
Dump Runlength encoded pixels.
*/
q=pixels;
for (y=0; y < (ssize_t) image->rows; y++)
{
p=GetVirtualPixels(image,0,y,image->columns,1,exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) image->columns; x++)
{
*q++=ScaleQuantumToChar(ClampToQuantum(GetPixelLuma(image,p)));
p+=(ptrdiff_t) GetPixelChannels(image);
}
if (image->previous == (Image *) NULL)
{
status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
y,image->rows);
if (status == MagickFalse)
break;
}
}
#if defined(MAGICKCORE_ZLIB_DELEGATE)
if (compression == ZipCompression)
status=ZLIBEncodeImage(image,length,pixels,exception);
else
#endif
if (compression == LZWCompression)
status=LZWEncodeImage(image,length,pixels,exception);
else
status=PackbitsEncodeImage(image,length,pixels,exception);
pixel_info=RelinquishVirtualMemory(pixel_info);
if (status == MagickFalse)
{
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case NoCompression:
{
/*
Dump uncompressed PseudoColor packets.
*/
Ascii85Initialize(image);
for (y=0; y < (ssize_t) image->rows; y++)
{
p=GetVirtualPixels(image,0,y,image->columns,1,exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) image->columns; x++)
{
Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
GetPixelLuma(image,p))));
p+=(ptrdiff_t) GetPixelChannels(image);
}
if (image->previous == (Image *) NULL)
{
status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
y,image->rows);
if (status == MagickFalse)
break;
}
}
Ascii85Flush(image);
break;
}
}
}
else
if ((image->storage_class == DirectClass) || (image->colors > 256) ||
(compression == JPEGCompression) ||
(compression == JPEG2000Compression))
switch (compression)
{
case JPEGCompression:
{
status=InjectImageBlob(image_info,image,image,"jpeg",exception);
if (status == MagickFalse)
{
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case JPEG2000Compression:
{
status=InjectImageBlob(image_info,image,image,"jp2",exception);
if (status == MagickFalse)
{
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case RLECompression:
default:
{
MemoryInfo
*pixel_info;
/*
Allocate pixel array.
*/
length=(size_t) number_pixels;
length*=image->colorspace == CMYKColorspace ? 4UL : 3UL;
pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
if (pixel_info == (MemoryInfo *) NULL)
ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
/*
Dump runoffset encoded pixels.
*/
q=pixels;
for (y=0; y < (ssize_t) image->rows; y++)
{
p=GetVirtualPixels(image,0,y,image->columns,1,exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) image->columns; x++)
{
*q++=ScaleQuantumToChar(GetPixelRed(image,p));
*q++=ScaleQuantumToChar(GetPixelGreen(image,p));
*q++=ScaleQuantumToChar(GetPixelBlue(image,p));
if (image->colorspace == CMYKColorspace)
*q++=ScaleQuantumToChar(GetPixelBlack(image,p));
p+=(ptrdiff_t) GetPixelChannels(image);
}
if (image->previous == (Image *) NULL)
{
status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
y,image->rows);
if (status == MagickFalse)
break;
}
}
#if defined(MAGICKCORE_ZLIB_DELEGATE)
if (compression == ZipCompression)
status=ZLIBEncodeImage(image,length,pixels,exception);
else
#endif
if (compression == LZWCompression)
status=LZWEncodeImage(image,length,pixels,exception);
else
status=PackbitsEncodeImage(image,length,pixels,exception);
pixel_info=RelinquishVirtualMemory(pixel_info);
if (status == MagickFalse)
{
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case NoCompression:
{
/*
Dump uncompressed DirectColor packets.
*/
Ascii85Initialize(image);
for (y=0; y < (ssize_t) image->rows; y++)
{
p=GetVirtualPixels(image,0,y,image->columns,1,exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) image->columns; x++)
{
Ascii85Encode(image,ScaleQuantumToChar(GetPixelRed(image,p)));
Ascii85Encode(image,ScaleQuantumToChar(GetPixelGreen(image,p)));
Ascii85Encode(image,ScaleQuantumToChar(GetPixelBlue(image,p)));
if (image->colorspace == CMYKColorspace)
Ascii85Encode(image,ScaleQuantumToChar(
GetPixelBlack(image,p)));
p+=(ptrdiff_t) GetPixelChannels(image);
}
if (image->previous == (Image *) NULL)
{
status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
y,image->rows);
if (status == MagickFalse)
break;
}
}
Ascii85Flush(image);
break;
}
}
else
{
/*
Dump number of colors and colormap.
*/
switch (compression)
{
case RLECompression:
default:
{
MemoryInfo
*pixel_info;
/*
Allocate pixel array.
*/
length=(size_t) number_pixels;
pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
if (pixel_info == (MemoryInfo *) NULL)
ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
/*
Dump Runlength encoded pixels.
*/
q=pixels;
for (y=0; y < (ssize_t) image->rows; y++)
{
p=GetVirtualPixels(image,0,y,image->columns,1,exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) image->columns; x++)
{
*q++=(unsigned char) ((ssize_t) GetPixelIndex(image,p));
p+=(ptrdiff_t) GetPixelChannels(image);
}
if (image->previous == (Image *) NULL)
{
status=SetImageProgress(image,SaveImageTag,
(MagickOffsetType) y,image->rows);
if (status == MagickFalse)
break;
}
}
#if defined(MAGICKCORE_ZLIB_DELEGATE)
if (compression == ZipCompression)
status=ZLIBEncodeImage(image,length,pixels,exception);
else
#endif
if (compression == LZWCompression)
status=LZWEncodeImage(image,length,pixels,exception);
else
status=PackbitsEncodeImage(image,length,pixels,exception);
pixel_info=RelinquishVirtualMemory(pixel_info);
if (status == MagickFalse)
{
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case NoCompression:
{
/*
Dump uncompressed PseudoColor packets.
*/
Ascii85Initialize(image);
for (y=0; y < (ssize_t) image->rows; y++)
{
p=GetVirtualPixels(image,0,y,image->columns,1,exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) image->columns; x++)
{
Ascii85Encode(image,(unsigned char) ((ssize_t)
GetPixelIndex(image,p)));
p+=(ptrdiff_t) GetPixelChannels(image);
}
if (image->previous == (Image *) NULL)
{
status=SetImageProgress(image,SaveImageTag,
(MagickOffsetType) y,image->rows);
if (status == MagickFalse)
break;
}
}
Ascii85Flush(image);
break;
}
}
}
offset=TellBlob(image)-offset;
(void) WriteBlobString(image,"\nendstream\n");
(void) WriteBlobString(image,"endobj\n");
/*
Write Length object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double)
offset);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"endobj\n");
/*
Write Colorspace object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
device="DeviceRGB";
channels=0;
if (image->colorspace == CMYKColorspace)
{
device="DeviceCMYK";
channels=4;
}
else
if ((compression == FaxCompression) ||
(compression == Group4Compression) ||
(IsImageGray(image) != MagickFalse))
{
device="DeviceGray";
channels=1;
}
else
if ((image->storage_class == DirectClass) ||
(image->colors > 256) || (compression == JPEGCompression) ||
(compression == JPEG2000Compression))
channels=3;
if (icc_profile == (StringInfo *) NULL)
{
if (channels != 0)
(void) FormatLocaleString(buffer,MagickPathExtent,"/%s\n",device);
else
(void) FormatLocaleString(buffer,MagickPathExtent,
"[ /Indexed /%s %.20g %.20g 0 R ]\n",device,(double) image->colors-1,
(double) object+3);
(void) WriteBlobString(image,buffer);
}
else
{
const unsigned char
*r;
/*
Write ICC profile.
*/
(void) FormatLocaleString(buffer,MagickPathExtent,
"[/ICCBased %.20g 0 R]\n",(double) object+1);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"endobj\n");
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",
(double) object);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"<<\n/N %.20g\n"
"/Filter /ASCII85Decode\n/Length %.20g 0 R\n/Alternate /%s\n>>\n"
"stream\n",(double) channels,(double) object+1,device);
(void) WriteBlobString(image,buffer);
offset=TellBlob(image);
Ascii85Initialize(image);
r=GetStringInfoDatum(icc_profile);
for (i=0; i < (ssize_t) GetStringInfoLength(icc_profile); i++)
Ascii85Encode(image,(unsigned char) *r++);
Ascii85Flush(image);
offset=TellBlob(image)-offset-1;
(void) WriteBlobString(image,"endstream\n");
(void) WriteBlobString(image,"endobj\n");
/*
Write Length object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",
(double) object);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double)
offset);
(void) WriteBlobString(image,buffer);
}
(void) WriteBlobString(image,"endobj\n");
/*
Write Thumb object.
*/
SetGeometry(image,&geometry);
thumbnail=IsStringTrue(GetImageOption(image_info,"pdf:thumbnail"));
if (thumbnail == MagickFalse)
(void) ParseMetaGeometry("1x1+0+0>",&geometry.x,&geometry.y,
&geometry.width,&geometry.height);
else
(void) ParseMetaGeometry("106x106+0+0>",&geometry.x,&geometry.y,
&geometry.width,&geometry.height);
tile_image=ThumbnailImage(image,geometry.width,geometry.height,exception);
if (tile_image == (Image *) NULL)
{
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"<<\n");
switch (compression)
{
case NoCompression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
"ASCII85Decode");
break;
}
case JPEGCompression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,"DCTDecode");
if (tile_image->colorspace != CMYKColorspace)
break;
(void) WriteBlobString(image,buffer);
(void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
MagickPathExtent);
break;
}
case JPEG2000Compression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,"JPXDecode");
if (tile_image->colorspace != CMYKColorspace)
break;
(void) WriteBlobString(image,buffer);
(void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
MagickPathExtent);
break;
}
case LZWCompression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,"LZWDecode");
break;
}
case ZipCompression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
"FlateDecode");
break;
}
case FaxCompression:
case Group4Compression:
{
(void) CopyMagickString(buffer,"/Filter [ /CCITTFaxDecode ]\n",
MagickPathExtent);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/DecodeParms [ "
"<< /K %s /BlackIs1 false /Columns %.20g /Rows %.20g >> ]\n",
CCITTParam,(double) tile_image->columns,(double) tile_image->rows);
break;
}
default:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
"RunLengthDecode");
break;
}
}
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Width %.20g\n",(double)
tile_image->columns);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Height %.20g\n",(double)
tile_image->rows);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,
"/ColorSpace %.20g 0 R\n",(double) object-
(icc_profile != (StringInfo *) NULL ? 3 : 1));
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,
"/BitsPerComponent %d\n",(compression == FaxCompression) ||
(compression == Group4Compression) ? 1 : 8);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Length %.20g 0 R\n",
(double) object+1);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,">>\n");
(void) WriteBlobString(image,"stream\n");
offset=TellBlob(image);
number_pixels=(MagickSizeType) tile_image->columns*tile_image->rows;
if ((compression == FaxCompression) ||
(compression == Group4Compression) ||
(SetImageCoderGray(tile_image,exception) != MagickFalse))
{
switch (compression)
{
case FaxCompression:
case Group4Compression:
{
if (LocaleCompare(CCITTParam,"0") == 0)
{
(void) HuffmanEncodeImage(image_info,image,tile_image,
exception);
break;
}
(void) Huffman2DEncodeImage(image_info,image,tile_image,exception);
break;
}
case JPEGCompression:
{
status=InjectImageBlob(image_info,image,tile_image,"jpeg",
exception);
if (status == MagickFalse)
{
tile_image=DestroyImage(tile_image);
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case JPEG2000Compression:
{
status=InjectImageBlob(image_info,image,tile_image,"jp2",exception);
if (status == MagickFalse)
{
tile_image=DestroyImage(tile_image);
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case RLECompression:
default:
{
MemoryInfo
*pixel_info;
/*
Allocate pixel array.
*/
length=(size_t) number_pixels;
pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
if (pixel_info == (MemoryInfo *) NULL)
{
tile_image=DestroyImage(tile_image);
ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
}
pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
/*
Dump runlength encoded pixels.
*/
q=pixels;
for (y=0; y < (ssize_t) tile_image->rows; y++)
{
p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) tile_image->columns; x++)
{
*q++=ScaleQuantumToChar(ClampToQuantum(GetPixelLuma(tile_image,
p)));
p+=(ptrdiff_t) GetPixelChannels(tile_image);
}
}
#if defined(MAGICKCORE_ZLIB_DELEGATE)
if (compression == ZipCompression)
status=ZLIBEncodeImage(image,length,pixels,exception);
else
#endif
if (compression == LZWCompression)
status=LZWEncodeImage(image,length,pixels,exception);
else
status=PackbitsEncodeImage(image,length,pixels,exception);
pixel_info=RelinquishVirtualMemory(pixel_info);
if (status == MagickFalse)
{
tile_image=DestroyImage(tile_image);
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case NoCompression:
{
/*
Dump uncompressed PseudoColor packets.
*/
Ascii85Initialize(image);
for (y=0; y < (ssize_t) tile_image->rows; y++)
{
p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) tile_image->columns; x++)
{
Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
GetPixelLuma(tile_image,p))));
p+=(ptrdiff_t) GetPixelChannels(tile_image);
}
}
Ascii85Flush(image);
break;
}
}
}
else
if ((tile_image->storage_class == DirectClass) ||
(tile_image->colors > 256) || (compression == JPEGCompression) ||
(compression == JPEG2000Compression))
switch (compression)
{
case JPEGCompression:
{
status=InjectImageBlob(image_info,image,tile_image,"jpeg",
exception);
if (status == MagickFalse)
{
tile_image=DestroyImage(tile_image);
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case JPEG2000Compression:
{
status=InjectImageBlob(image_info,image,tile_image,"jp2",exception);
if (status == MagickFalse)
{
tile_image=DestroyImage(tile_image);
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case RLECompression:
default:
{
MemoryInfo
*pixel_info;
/*
Allocate pixel array.
*/
length=(size_t) number_pixels;
length*=tile_image->colorspace == CMYKColorspace ? 4UL : 3UL;
pixel_info=AcquireVirtualMemory(length,4*sizeof(*pixels));
if (pixel_info == (MemoryInfo *) NULL)
{
tile_image=DestroyImage(tile_image);
ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
}
pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
/*
Dump runlength encoded pixels.
*/
q=pixels;
for (y=0; y < (ssize_t) tile_image->rows; y++)
{
p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) tile_image->columns; x++)
{
*q++=ScaleQuantumToChar(GetPixelRed(tile_image,p));
*q++=ScaleQuantumToChar(GetPixelGreen(tile_image,p));
*q++=ScaleQuantumToChar(GetPixelBlue(tile_image,p));
if (tile_image->colorspace == CMYKColorspace)
*q++=ScaleQuantumToChar(GetPixelBlack(tile_image,p));
p+=(ptrdiff_t) GetPixelChannels(tile_image);
}
}
#if defined(MAGICKCORE_ZLIB_DELEGATE)
if (compression == ZipCompression)
status=ZLIBEncodeImage(image,length,pixels,exception);
else
#endif
if (compression == LZWCompression)
status=LZWEncodeImage(image,length,pixels,exception);
else
status=PackbitsEncodeImage(image,length,pixels,exception);
pixel_info=RelinquishVirtualMemory(pixel_info);
if (status == MagickFalse)
{
tile_image=DestroyImage(tile_image);
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case NoCompression:
{
/*
Dump uncompressed DirectColor packets.
*/
Ascii85Initialize(image);
for (y=0; y < (ssize_t) tile_image->rows; y++)
{
p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) tile_image->columns; x++)
{
Ascii85Encode(image,ScaleQuantumToChar(
GetPixelRed(tile_image,p)));
Ascii85Encode(image,ScaleQuantumToChar(
GetPixelGreen(tile_image,p)));
Ascii85Encode(image,ScaleQuantumToChar(
GetPixelBlue(tile_image,p)));
if (image->colorspace == CMYKColorspace)
Ascii85Encode(image,ScaleQuantumToChar(
GetPixelBlack(tile_image,p)));
p+=(ptrdiff_t) GetPixelChannels(tile_image);
}
}
Ascii85Flush(image);
break;
}
}
else
{
/*
Dump number of colors and colormap.
*/
switch (compression)
{
case RLECompression:
default:
{
MemoryInfo
*pixel_info;
/*
Allocate pixel array.
*/
length=(size_t) number_pixels;
pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
if (pixel_info == (MemoryInfo *) NULL)
{
tile_image=DestroyImage(tile_image);
ThrowPDFException(ResourceLimitError,
"MemoryAllocationFailed");
}
pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
/*
Dump runlength encoded pixels.
*/
q=pixels;
for (y=0; y < (ssize_t) tile_image->rows; y++)
{
p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) tile_image->columns; x++)
{
*q++=(unsigned char) ((ssize_t) GetPixelIndex(tile_image,p));
p+=(ptrdiff_t) GetPixelChannels(tile_image);
}
}
#if defined(MAGICKCORE_ZLIB_DELEGATE)
if (compression == ZipCompression)
status=ZLIBEncodeImage(image,length,pixels,exception);
else
#endif
if (compression == LZWCompression)
status=LZWEncodeImage(image,length,pixels,exception);
else
status=PackbitsEncodeImage(image,length,pixels,exception);
pixel_info=RelinquishVirtualMemory(pixel_info);
if (status == MagickFalse)
{
tile_image=DestroyImage(tile_image);
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case NoCompression:
{
/*
Dump uncompressed PseudoColor packets.
*/
Ascii85Initialize(image);
for (y=0; y < (ssize_t) tile_image->rows; y++)
{
p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) tile_image->columns; x++)
{
Ascii85Encode(image,(unsigned char) ((ssize_t)
GetPixelIndex(tile_image,p)));
p+=(ptrdiff_t) GetPixelChannels(image);
}
}
Ascii85Flush(image);
break;
}
}
}
tile_image=DestroyImage(tile_image);
offset=TellBlob(image)-offset;
(void) WriteBlobString(image,"\nendstream\n");
(void) WriteBlobString(image,"endobj\n");
/*
Write Length object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double)
offset);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"endobj\n");
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"<<\n");
if ((image->storage_class == DirectClass) || (image->colors > 256) ||
(compression == FaxCompression) || (compression == Group4Compression))
(void) WriteBlobString(image,">>\n");
else
{
/*
Write Colormap object.
*/
if (compression == NoCompression)
(void) WriteBlobString(image,"/Filter [ /ASCII85Decode ]\n");
(void) FormatLocaleString(buffer,MagickPathExtent,"/Length %.20g 0 R\n",
(double) object+1);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,">>\n");
(void) WriteBlobString(image,"stream\n");
offset=TellBlob(image);
if (compression == NoCompression)
Ascii85Initialize(image);
for (i=0; i < (ssize_t) image->colors; i++)
{
if (compression == NoCompression)
{
Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
image->colormap[i].red)));
Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
image->colormap[i].green)));
Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
image->colormap[i].blue)));
continue;
}
(void) WriteBlobByte(image,ScaleQuantumToChar(
ClampToQuantum(image->colormap[i].red)));
(void) WriteBlobByte(image,ScaleQuantumToChar(
ClampToQuantum(image->colormap[i].green)));
(void) WriteBlobByte(image,ScaleQuantumToChar(
ClampToQuantum(image->colormap[i].blue)));
}
if (compression == NoCompression)
Ascii85Flush(image);
offset=TellBlob(image)-offset;
(void) WriteBlobString(image,"\nendstream\n");
}
(void) WriteBlobString(image,"endobj\n");
/*
Write Length object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double)
offset);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"endobj\n");
/*
Write softmask object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"<<\n");
if ((image->alpha_trait & BlendPixelTrait) == 0)
(void) WriteBlobString(image,">>\n");
else
{
(void) WriteBlobString(image,"/Type /XObject\n");
(void) WriteBlobString(image,"/Subtype /Image\n");
(void) FormatLocaleString(buffer,MagickPathExtent,"/Name /Ma%.20g\n",
(double) image->scene);
(void) WriteBlobString(image,buffer);
switch (compression)
{
case NoCompression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
"ASCII85Decode");
break;
}
case LZWCompression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
"LZWDecode");
break;
}
case ZipCompression:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
"FlateDecode");
break;
}
default:
{
(void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
"RunLengthDecode");
break;
}
}
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Width %.20g\n",
(double) image->columns);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Height %.20g\n",
(double) image->rows);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"/ColorSpace /DeviceGray\n");
(void) FormatLocaleString(buffer,MagickPathExtent,
"/BitsPerComponent %d\n",(compression == FaxCompression) ||
(compression == Group4Compression) ? 1 : 8);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Length %.20g 0 R\n",
(double) object+1);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,">>\n");
(void) WriteBlobString(image,"stream\n");
offset=TellBlob(image);
number_pixels=(MagickSizeType) image->columns*image->rows;
switch (compression)
{
case RLECompression:
default:
{
MemoryInfo
*pixel_info;
/*
Allocate pixel array.
*/
length=(size_t) number_pixels;
pixel_info=AcquireVirtualMemory(length,4*sizeof(*pixels));
if (pixel_info == (MemoryInfo *) NULL)
{
image=DestroyImage(image);
ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
}
pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
/*
Dump Runlength encoded pixels.
*/
q=pixels;
for (y=0; y < (ssize_t) image->rows; y++)
{
p=GetVirtualPixels(image,0,y,image->columns,1,exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) image->columns; x++)
{
*q++=ScaleQuantumToChar(GetPixelAlpha(image,p));
p+=(ptrdiff_t) GetPixelChannels(image);
}
}
#if defined(MAGICKCORE_ZLIB_DELEGATE)
if (compression == ZipCompression)
status=ZLIBEncodeImage(image,length,pixels,exception);
else
#endif
if (compression == LZWCompression)
status=LZWEncodeImage(image,length,pixels,exception);
else
status=PackbitsEncodeImage(image,length,pixels,exception);
pixel_info=RelinquishVirtualMemory(pixel_info);
if (status == MagickFalse)
{
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
(void) CloseBlob(image);
return(MagickFalse);
}
break;
}
case NoCompression:
{
/*
Dump uncompressed PseudoColor packets.
*/
Ascii85Initialize(image);
for (y=0; y < (ssize_t) image->rows; y++)
{
p=GetVirtualPixels(image,0,y,image->columns,1,exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) image->columns; x++)
{
Ascii85Encode(image,ScaleQuantumToChar(GetPixelAlpha(image,p)));
p+=(ptrdiff_t) GetPixelChannels(image);
}
}
Ascii85Flush(image);
break;
}
}
offset=TellBlob(image)-offset;
(void) WriteBlobString(image,"\nendstream\n");
}
(void) WriteBlobString(image,"endobj\n");
/*
Write Length object.
*/
xref[object++]=TellBlob(image);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double)
offset);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"endobj\n");
if (GetNextImageInList(image) == (Image *) NULL)
break;
image=SyncNextImageInList(image);
status=SetImageProgress(image,SaveImagesTag,scene++,number_scenes);
if (status == MagickFalse)
break;
} while (image_info->adjoin != MagickFalse);
/*
Write Metadata object.
*/
xref[object++]=TellBlob(image);
info_id=object;
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
object);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"<<\n");
WritePDFValue(image,"Title",GetPDFTitle(image_info,basename),is_pdfa);
WritePDFValue(image,"Author",GetPDFAuthor(image_info),is_pdfa);
WritePDFValue(image,"Creator",GetPDFCreator(image_info),is_pdfa);
WritePDFValue(image,"Producer",GetPDFProducer(image_info),is_pdfa);
WritePDFValue(image,"Subject",GetPDFSubject(image_info),is_pdfa);
WritePDFValue(image,"Keywords",GetPDFKeywords(image_info),is_pdfa);
seconds=GetPdfCreationDate(image_info,image);
GetMagickUTCTime(&seconds,&utc_time);
(void) FormatLocaleString(temp,MagickPathExtent,"D:%04d%02d%02d%02d%02d%02d",
utc_time.tm_year+1900,utc_time.tm_mon+1,utc_time.tm_mday,
utc_time.tm_hour,utc_time.tm_min,utc_time.tm_sec);
(void) FormatLocaleString(buffer,MagickPathExtent,"/CreationDate (%s)\n",
temp);
(void) WriteBlobString(image,buffer);
seconds=GetPdfModDate(image_info,image);
GetMagickUTCTime(&seconds,&utc_time);
(void) FormatLocaleString(temp,MagickPathExtent,"D:%04d%02d%02d%02d%02d%02d",
utc_time.tm_year+1900,utc_time.tm_mon+1,utc_time.tm_mday,
utc_time.tm_hour,utc_time.tm_min,utc_time.tm_sec);
(void) FormatLocaleString(buffer,MagickPathExtent,"/ModDate (%s)\n",temp);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,">>\n");
(void) WriteBlobString(image,"endobj\n");
/*
Write Xref object.
*/
offset=TellBlob(image)-xref[0]+((is_pdfa != MagickFalse) ? 6 : 0)+9;
(void) WriteBlobString(image,"xref\n");
(void) FormatLocaleString(buffer,MagickPathExtent,"0 %.20g\n",(double)
object+1);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"0000000000 65535 f \n");
for (i=0; i < (ssize_t) object; i++)
{
(void) FormatLocaleString(buffer,MagickPathExtent,"%010lu 00000 n \n",
(unsigned long) xref[i]);
(void) WriteBlobString(image,buffer);
}
(void) WriteBlobString(image,"trailer\n");
(void) WriteBlobString(image,"<<\n");
(void) FormatLocaleString(buffer,MagickPathExtent,"/Size %.20g\n",(double)
object+1);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Info %.20g 0 R\n",(double)
info_id);
(void) WriteBlobString(image,buffer);
(void) FormatLocaleString(buffer,MagickPathExtent,"/Root %.20g 0 R\n",(double)
root_id);
(void) WriteBlobString(image,buffer);
option=GetImageOption(image_info,"pdf:no-identifier");
if ((IsStringFalse(option) != MagickFalse) || (is_pdfa != MagickFalse))
{
(void) SignatureImage(image,exception);
(void) FormatLocaleString(buffer,MagickPathExtent,"/ID [<%s> <%s>]\n",
GetImageProperty(image,"signature",exception),
GetImageProperty(image,"signature",exception));
(void) WriteBlobString(image,buffer);
}
(void) WriteBlobString(image,">>\n");
(void) WriteBlobString(image,"startxref\n");
(void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double) offset);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image,"%%EOF\n");
xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
if (CloseBlob(image) == MagickFalse)
status=MagickFalse;
return(status);
}
Reference in New Issue View Git Blame Copy Permalink