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ps.c
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/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% PPPP SSSSS %
% P P SS %
% PPPP SSS %
% P SS %
% P SSSSS %
% %
% %
% Read/Write Postscript Format %
% %
% Software Design %
% Cristy %
% July 1992 %
% %
% %
% Copyright 1999-2016 ImageMagick Studio LLC, a non-profit organization %
% dedicated to making software imaging solutions freely available. %
% %
% You may not use this file except in compliance with the License. You may %
% obtain a copy of the License at %
% %
% http://www.imagemagick.org/script/license.php %
% %
% Unless required by applicable law or agreed to in writing, software %
% distributed under the License is distributed on an "AS IS" BASIS, %
% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
% See the License for the specific language governing permissions and %
% limitations under the License. %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%
*/
/*
Include declarations.
*/
#include "MagickCore/studio.h"
#include "MagickCore/artifact.h"
#include "MagickCore/attribute.h"
#include "MagickCore/blob.h"
#include "MagickCore/blob-private.h"
#include "MagickCore/cache.h"
#include "MagickCore/color.h"
#include "MagickCore/color-private.h"
#include "MagickCore/colorspace.h"
#include "MagickCore/colorspace-private.h"
#include "MagickCore/constitute.h"
#include "MagickCore/delegate.h"
#include "MagickCore/delegate-private.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/monitor.h"
#include "MagickCore/monitor-private.h"
#include "MagickCore/nt-base-private.h"
#include "MagickCore/option.h"
#include "MagickCore/profile.h"
#include "MagickCore/resource_.h"
#include "MagickCore/pixel-accessor.h"
#include "MagickCore/property.h"
#include "MagickCore/quantum-private.h"
#include "MagickCore/static.h"
#include "MagickCore/string_.h"
#include "MagickCore/module.h"
#include "MagickCore/token.h"
#include "MagickCore/transform.h"
#include "MagickCore/utility.h"
/*
Forward declarations.
*/
static MagickBooleanType
WritePSImage(const ImageInfo *,Image *,ExceptionInfo *);
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I n v o k e P o s t s r i p t D e l e g a t e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% InvokePostscriptDelegate() executes the Postscript interpreter with the
% specified command.
%
% The format of the InvokePostscriptDelegate method is:
%
% MagickBooleanType InvokePostscriptDelegate(
% const MagickBooleanType verbose,const char *command,
% ExceptionInfo *exception)
%
% A description of each parameter follows:
%
% o verbose: A value other than zero displays the command prior to
% executing it.
%
% o command: the address of a character string containing the command to
% execute.
%
% o exception: return any errors or warnings in this structure.
%
*/
#if defined(MAGICKCORE_GS_DELEGATE) || defined(MAGICKCORE_WINDOWS_SUPPORT)
static int MagickDLLCall PostscriptDelegateMessage(void *handle,
const char *message,int length)
{
char
**messages;
ssize_t
offset;
offset=0;
messages=(char **) handle;
if (*messages == (char *) NULL)
*messages=(char *) AcquireQuantumMemory(length+1,sizeof(char *));
else
{
offset=strlen(*messages);
*messages=(char *) ResizeQuantumMemory(*messages,offset+length+1,
sizeof(char *));
}
(void) memcpy(*messages+offset,message,length);
(*messages)[length+offset] ='\0';
return(length);
}
#endif
static MagickBooleanType InvokePostscriptDelegate(
const MagickBooleanType verbose,const char *command,char *message,
ExceptionInfo *exception)
{
int
status;
#if defined(MAGICKCORE_GS_DELEGATE) || defined(MAGICKCORE_WINDOWS_SUPPORT)
#define SetArgsStart(command,args_start) \
if (args_start == (const char *) NULL) \
{ \
if (*command != '"') \
args_start=strchr(command,' '); \
else \
{ \
args_start=strchr(command+1,'"'); \
if (args_start != (const char *) NULL) \
args_start++; \
} \
}
#define ExecuteGhostscriptCommand(command,status) \
{ \
status=ExternalDelegateCommand(MagickFalse,verbose,command,message, \
exception); \
if (status == 0) \
return(MagickTrue); \
if (status < 0) \
return(MagickFalse); \
(void) ThrowMagickException(exception,GetMagickModule(),DelegateError, \
"FailedToExecuteCommand","`%s' (%d)",command,status); \
return(MagickFalse); \
}
char
**argv,
*errors;
const char
*args_start = (const char *) NULL;
const GhostInfo
*ghost_info;
gs_main_instance
*interpreter;
gsapi_revision_t
revision;
int
argc,
code;
register ssize_t
i;
#if defined(MAGICKCORE_WINDOWS_SUPPORT)
ghost_info=NTGhostscriptDLLVectors();
#else
GhostInfo
ghost_info_struct;
ghost_info=(&ghost_info_struct);
(void) ResetMagickMemory(&ghost_info_struct,0,sizeof(ghost_info_struct));
ghost_info_struct.delete_instance=(void (*)(gs_main_instance *))
gsapi_delete_instance;
ghost_info_struct.exit=(int (*)(gs_main_instance *)) gsapi_exit;
ghost_info_struct.new_instance=(int (*)(gs_main_instance **,void *))
gsapi_new_instance;
ghost_info_struct.init_with_args=(int (*)(gs_main_instance *,int,char **))
gsapi_init_with_args;
ghost_info_struct.run_string=(int (*)(gs_main_instance *,const char *,int,
int *)) gsapi_run_string;
ghost_info_struct.set_stdio=(int (*)(gs_main_instance *,int(*)(void *,char *,
int),int(*)(void *,const char *,int),int(*)(void *, const char *, int)))
gsapi_set_stdio;
ghost_info_struct.revision=(int (*)(gsapi_revision_t *,int)) gsapi_revision;
#endif
if (ghost_info == (GhostInfo *) NULL)
ExecuteGhostscriptCommand(command,status);
if ((ghost_info->revision)(&revision,sizeof(revision)) != 0)
revision.revision=0;
if (verbose != MagickFalse)
{
(void) fprintf(stdout,"[ghostscript library %.2f]",(double)
revision.revision/100.0);
SetArgsStart(command,args_start);
(void) fputs(args_start,stdout);
}
errors=(char *) NULL;
status=(ghost_info->new_instance)(&interpreter,(void *) &errors);
if (status < 0)
ExecuteGhostscriptCommand(command,status);
code=0;
argv=StringToArgv(command,&argc);
if (argv == (char **) NULL)
{
(ghost_info->delete_instance)(interpreter);
return(MagickFalse);
}
(void) (ghost_info->set_stdio)(interpreter,(int(MagickDLLCall *)(void *,
char *,int)) NULL,PostscriptDelegateMessage,PostscriptDelegateMessage);
status=(ghost_info->init_with_args)(interpreter,argc-1,argv+1);
if (status == 0)
status=(ghost_info->run_string)(interpreter,"systemdict /start get exec\n",
0,&code);
(ghost_info->exit)(interpreter);
(ghost_info->delete_instance)(interpreter);
for (i=0; i < (ssize_t) argc; i++)
argv[i]=DestroyString(argv[i]);
argv=(char **) RelinquishMagickMemory(argv);
if (status != 0)
{
SetArgsStart(command,args_start);
if (status == -101) /* quit */
(void) FormatLocaleString(message,MagickPathExtent,
"[ghostscript library %.2f]%s: %s",(double)revision.revision / 100,
args_start,errors);
else
{
(void) ThrowMagickException(exception,GetMagickModule(),
DelegateError,"PostscriptDelegateFailed",
"`[ghostscript library %.2f]%s': %s",
(double)revision.revision / 100,args_start,errors);
if (errors != (char *) NULL)
errors=DestroyString(errors);
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
"Ghostscript returns status %d, exit code %d",status,code);
return(MagickFalse);
}
}
if (errors != (char *) NULL)
errors=DestroyString(errors);
return(MagickTrue);
#else
status=ExternalDelegateCommand(MagickFalse,verbose,command,message,exception);
return(status == 0 ? MagickTrue : MagickFalse);
#endif
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s P S %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsPS() returns MagickTrue if the image format type, identified by the
% magick string, is PS.
%
% The format of the IsPS method is:
%
% MagickBooleanType IsPS(const unsigned char *magick,const size_t length)
%
% A description of each parameter follows:
%
% o magick: compare image format pattern against these bytes.
%
% o length: Specifies the length of the magick string.
%
*/
static MagickBooleanType IsPS(const unsigned char *magick,const size_t length)
{
if (length < 4)
return(MagickFalse);
if (memcmp(magick,"%!",2) == 0)
return(MagickTrue);
if (memcmp(magick,"\004%!",3) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e a d P S I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% ReadPSImage() reads a Postscript 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 ReadPSImage method is:
%
% Image *ReadPSImage(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 MagickBooleanType IsPostscriptRendered(const char *path)
{
MagickBooleanType
status;
struct stat
attributes;
if ((path == (const char *) NULL) || (*path == '\0'))
return(MagickFalse);
status=GetPathAttributes(path,&attributes);
if ((status != MagickFalse) && S_ISREG(attributes.st_mode) &&
(attributes.st_size > 0))
return(MagickTrue);
return(MagickFalse);
}
static inline int ProfileInteger(Image *image,short int *hex_digits)
{
int
c,
l,
value;
register ssize_t
i;
l=0;
value=0;
for (i=0; i < 2; )
{
c=ReadBlobByte(image);
if ((c == EOF) || ((c == '%') && (l == '%')))
{
value=(-1);
break;
}
l=c;
c&=0xff;
if (isxdigit(c) == MagickFalse)
continue;
value=(int) ((size_t) value << 4)+hex_digits[c];
i++;
}
return(value);
}
static Image *ReadPSImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
#define BoundingBox "BoundingBox:"
#define BeginDocument "BeginDocument:"
#define BeginXMPPacket "<?xpacket begin="
#define EndXMPPacket "<?xpacket end="
#define ICCProfile "BeginICCProfile:"
#define CMYKCustomColor "CMYKCustomColor:"
#define CMYKProcessColor "CMYKProcessColor:"
#define DocumentMedia "DocumentMedia:"
#define DocumentCustomColors "DocumentCustomColors:"
#define DocumentProcessColors "DocumentProcessColors:"
#define EndDocument "EndDocument:"
#define HiResBoundingBox "HiResBoundingBox:"
#define ImageData "ImageData:"
#define PageBoundingBox "PageBoundingBox:"
#define LanguageLevel "LanguageLevel:"
#define PageMedia "PageMedia:"
#define Pages "Pages:"
#define PhotoshopProfile "BeginPhotoshop:"
#define PostscriptLevel "!PS-"
#define RenderPostscriptText " Rendering Postscript... "
#define SpotColor "+ "
char
command[MagickPathExtent],
*density,
filename[MagickPathExtent],
geometry[MagickPathExtent],
input_filename[MagickPathExtent],
message[MagickPathExtent],
*options,
postscript_filename[MagickPathExtent];
const char
*option;
const DelegateInfo
*delegate_info;
GeometryInfo
geometry_info;
Image
*image,
*next,
*postscript_image;
ImageInfo
*read_info;
int
c,
file;
MagickBooleanType
cmyk,
fitPage,
skip,
status;
MagickStatusType
flags;
PointInfo
delta,
resolution;
RectangleInfo
page;
register char
*p;
register ssize_t
i;
SegmentInfo
bounds,
hires_bounds;
short int
hex_digits[256];
size_t
length;
ssize_t
count,
priority;
StringInfo
*profile;
unsigned long
columns,
extent,
language_level,
pages,
rows,
scene,
spotcolor;
/*
Open image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickCoreSignature);
if (image_info->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
image_info->filename);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickCoreSignature);
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);
}
/*
Initialize hex values.
*/
(void) ResetMagickMemory(hex_digits,0,sizeof(hex_digits));
hex_digits[(int) '0']=0;
hex_digits[(int) '1']=1;
hex_digits[(int) '2']=2;
hex_digits[(int) '3']=3;
hex_digits[(int) '4']=4;
hex_digits[(int) '5']=5;
hex_digits[(int) '6']=6;
hex_digits[(int) '7']=7;
hex_digits[(int) '8']=8;
hex_digits[(int) '9']=9;
hex_digits[(int) 'a']=10;
hex_digits[(int) 'b']=11;
hex_digits[(int) 'c']=12;
hex_digits[(int) 'd']=13;
hex_digits[(int) 'e']=14;
hex_digits[(int) 'f']=15;
hex_digits[(int) 'A']=10;
hex_digits[(int) 'B']=11;
hex_digits[(int) 'C']=12;
hex_digits[(int) 'D']=13;
hex_digits[(int) 'E']=14;
hex_digits[(int) 'F']=15;
/*
Set the page density.
*/
delta.x=DefaultResolution;
delta.y=DefaultResolution;
if ((image->resolution.x == 0.0) || (image->resolution.y == 0.0))
{
flags=ParseGeometry(PSDensityGeometry,&geometry_info);
image->resolution.x=geometry_info.rho;
image->resolution.y=geometry_info.sigma;
if ((flags & SigmaValue) == 0)
image->resolution.y=image->resolution.x;
}
if (image_info->density != (char *) NULL)
{
flags=ParseGeometry(image_info->density,&geometry_info);
image->resolution.x=geometry_info.rho;
image->resolution.y=geometry_info.sigma;
if ((flags & SigmaValue) == 0)
image->resolution.y=image->resolution.x;
}
(void) ParseAbsoluteGeometry(PSPageGeometry,&page);
if (image_info->page != (char *) NULL)
(void) ParseAbsoluteGeometry(image_info->page,&page);
resolution=image->resolution;
page.width=(size_t) ceil((double) (page.width*resolution.x/delta.x)-0.5);
page.height=(size_t) ceil((double) (page.height*resolution.y/delta.y)-0.5);
/*
Determine page geometry from the Postscript bounding box.
*/
(void) ResetMagickMemory(&bounds,0,sizeof(bounds));
(void) ResetMagickMemory(command,0,sizeof(command));
cmyk=image_info->colorspace == CMYKColorspace ? MagickTrue : MagickFalse;
(void) ResetMagickMemory(&hires_bounds,0,sizeof(hires_bounds));
columns=0;
rows=0;
priority=0;
rows=0;
extent=0;
spotcolor=0;
language_level=1;
pages=(~0UL);
skip=MagickFalse;
p=command;
for (c=ReadBlobByte(image); c != EOF; c=ReadBlobByte(image))
{
/*
Note document structuring comments.
*/
*p++=(char) c;
if ((strchr("\n\r%",c) == (char *) NULL) &&
((size_t) (p-command) < (MagickPathExtent-1)))
continue;
*p='\0';
p=command;
/*
Skip %%BeginDocument thru %%EndDocument.
*/
if (LocaleNCompare(BeginDocument,command,strlen(BeginDocument)) == 0)
skip=MagickTrue;
if (LocaleNCompare(EndDocument,command,strlen(EndDocument)) == 0)
skip=MagickFalse;
if (skip != MagickFalse)
continue;
if (LocaleNCompare(PostscriptLevel,command,strlen(PostscriptLevel)) == 0)
{
(void) SetImageProperty(image,"ps:Level",command+4,exception);
if (GlobExpression(command,"*EPSF-*",MagickTrue) != MagickFalse)
pages=1;
}
if (LocaleNCompare(LanguageLevel,command,strlen(LanguageLevel)) == 0)
(void) sscanf(command,LanguageLevel " %lu",&language_level);
if (LocaleNCompare(Pages,command,strlen(Pages)) == 0)
(void) sscanf(command,Pages " %lu",&pages);
if (LocaleNCompare(ImageData,command,strlen(ImageData)) == 0)
(void) sscanf(command,ImageData " %lu %lu",&columns,&rows);
if (LocaleNCompare(ICCProfile,command,strlen(ICCProfile)) == 0)
{
unsigned char
*datum;
/*
Read ICC profile.
*/
profile=AcquireStringInfo(65536);
for (i=0; (c=ProfileInteger(image,hex_digits)) != EOF; i++)
{
SetStringInfoLength(profile,(size_t) i+1);
datum=GetStringInfoDatum(profile);
datum[i]=(unsigned char) c;
}
(void) SetImageProfile(image,"icc",profile,exception);
profile=DestroyStringInfo(profile);
continue;
}
if (LocaleNCompare(PhotoshopProfile,command,strlen(PhotoshopProfile)) == 0)
{
unsigned char
*q;
/*
Read Photoshop profile.
*/
count=(ssize_t) sscanf(command,PhotoshopProfile " %lu",&extent);
if (count != 1)
continue;
length=extent;
profile=BlobToStringInfo((const void *) NULL,length);
if (profile != (StringInfo *) NULL)
{
q=GetStringInfoDatum(profile);
for (i=0; i < (ssize_t) length; i++)
*q++=(unsigned char) ProfileInteger(image,hex_digits);
(void) SetImageProfile(image,"8bim",profile,exception);
profile=DestroyStringInfo(profile);
}
continue;
}
if (LocaleNCompare(BeginXMPPacket,command,strlen(BeginXMPPacket)) == 0)
{
/*
Read XMP profile.
*/
p=command;
profile=StringToStringInfo(command);
for (i=GetStringInfoLength(profile)-1; c != EOF; i++)
{
SetStringInfoLength(profile,i+1);
c=ReadBlobByte(image);
GetStringInfoDatum(profile)[i]=(unsigned char) c;
*p++=(char) c;
if ((strchr("\n\r%",c) == (char *) NULL) &&
((size_t) (p-command) < (MagickPathExtent-1)))
continue;
*p='\0';
p=command;
if (LocaleNCompare(EndXMPPacket,command,strlen(EndXMPPacket)) == 0)
break;
}
SetStringInfoLength(profile,i);
(void) SetImageProfile(image,"xmp",profile,exception);
profile=DestroyStringInfo(profile);
continue;
}
/*
Is this a CMYK document?
*/
length=strlen(DocumentProcessColors);
if (LocaleNCompare(DocumentProcessColors,command,length) == 0)
{
if ((GlobExpression(command,"*Cyan*",MagickTrue) != MagickFalse) ||
(GlobExpression(command,"*Magenta*",MagickTrue) != MagickFalse) ||
(GlobExpression(command,"*Yellow*",MagickTrue) != MagickFalse))
cmyk=MagickTrue;
}
if (LocaleNCompare(CMYKCustomColor,command,strlen(CMYKCustomColor)) == 0)
cmyk=MagickTrue;
if (LocaleNCompare(CMYKProcessColor,command,strlen(CMYKProcessColor)) == 0)
cmyk=MagickTrue;
length=strlen(DocumentCustomColors);
if ((LocaleNCompare(DocumentCustomColors,command,length) == 0) ||
(LocaleNCompare(CMYKCustomColor,command,strlen(CMYKCustomColor)) == 0) ||
(LocaleNCompare(SpotColor,command,strlen(SpotColor)) == 0))
{
char
property[MagickPathExtent],
*value;
register char
*q;
/*
Note spot names.
*/
(void) FormatLocaleString(property,MagickPathExtent,"ps:SpotColor-%.20g",
(double) (spotcolor++));
for (q=command; *q != '\0'; q++)
if (isspace((int) (unsigned char) *q) != 0)
break;
value=AcquireString(q);
(void) SubstituteString(&value,"(","");
(void) SubstituteString(&value,")","");
(void) StripString(value);
(void) SetImageProperty(image,property,value,exception);
value=DestroyString(value);
continue;
}
if (image_info->page != (char *) NULL)
continue;
/*
Note region defined by bounding box.
*/
count=0;
i=0;
if (LocaleNCompare(BoundingBox,command,strlen(BoundingBox)) == 0)
{
count=(ssize_t) sscanf(command,BoundingBox " %lf %lf %lf %lf",
&bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
i=2;
}
if (LocaleNCompare(DocumentMedia,command,strlen(DocumentMedia)) == 0)
{
count=(ssize_t) sscanf(command,DocumentMedia " %lf %lf %lf %lf",
&bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
i=1;
}
if (LocaleNCompare(HiResBoundingBox,command,strlen(HiResBoundingBox)) == 0)
{
count=(ssize_t) sscanf(command,HiResBoundingBox " %lf %lf %lf %lf",
&bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
i=3;
}
if (LocaleNCompare(PageBoundingBox,command,strlen(PageBoundingBox)) == 0)
{
count=(ssize_t) sscanf(command,PageBoundingBox " %lf %lf %lf %lf",
&bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
i=1;
}
if (LocaleNCompare(PageMedia,command,strlen(PageMedia)) == 0)
{
count=(ssize_t) sscanf(command,PageMedia " %lf %lf %lf %lf",
&bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
i=1;
}
if ((count != 4) || (i < (ssize_t) priority))
continue;
if ((fabs(bounds.x2-bounds.x1) <= fabs(hires_bounds.x2-hires_bounds.x1)) ||
(fabs(bounds.y2-bounds.y1) <= fabs(hires_bounds.y2-hires_bounds.y1)))
if (i == (ssize_t) priority)
continue;
hires_bounds=bounds;
priority=i;
}
if ((fabs(hires_bounds.x2-hires_bounds.x1) >= MagickEpsilon) &&
(fabs(hires_bounds.y2-hires_bounds.y1) >= MagickEpsilon))
{
/*
Set Postscript render geometry.
*/
(void) FormatLocaleString(geometry,MagickPathExtent,"%gx%g%+.15g%+.15g",
hires_bounds.x2-hires_bounds.x1,hires_bounds.y2-hires_bounds.y1,
hires_bounds.x1,hires_bounds.y1);
(void) SetImageProperty(image,"ps:HiResBoundingBox",geometry,exception);
page.width=(size_t) ceil((double) ((hires_bounds.x2-hires_bounds.x1)*
resolution.x/delta.x)-0.5);
page.height=(size_t) ceil((double) ((hires_bounds.y2-hires_bounds.y1)*
resolution.y/delta.y)-0.5);
}
fitPage=MagickFalse;
option=GetImageOption(image_info,"eps: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);
if (flags == NoValue)
{
(void) ThrowMagickException(exception,GetMagickModule(),OptionError,
"InvalidGeometry","`%s'",option);
image=DestroyImage(image);
return((Image *) NULL);
}
page.width=(size_t) ceil((double) (page.width*image->resolution.x/delta.x)
-0.5);
page.height=(size_t) ceil((double) (page.height*image->resolution.y/
delta.y) -0.5);
page_geometry=DestroyString(page_geometry);
fitPage=MagickTrue;
}
(void) CloseBlob(image);
if (IssRGBCompatibleColorspace(image_info->colorspace) != MagickFalse)
cmyk=MagickFalse;
/*
Create Ghostscript control file.
*/
file=AcquireUniqueFileResource(postscript_filename);
if (file == -1)
{
ThrowFileException(exception,FileOpenError,"UnableToOpenFile",
image_info->filename);
image=DestroyImageList(image);
return((Image *) NULL);
}
(void) CopyMagickString(command,"/setpagedevice {pop} bind 1 index where {"
"dup wcheck {3 1 roll put} {pop def} ifelse} {def} ifelse\n"
"<</UseCIEColor true>>setpagedevice\n",MagickPathExtent);
count=write(file,command,(unsigned int) strlen(command));
if (image_info->page == (char *) NULL)
{
char
translate_geometry[MagickPathExtent];
(void) FormatLocaleString(translate_geometry,MagickPathExtent,
"%g %g translate\n",-bounds.x1,-bounds.y1);
count=write(file,translate_geometry,(unsigned int)
strlen(translate_geometry));
}
file=close(file)-1;
/*
Render Postscript with the Ghostscript delegate.
*/
if (image_info->monochrome != MagickFalse)
delegate_info=GetDelegateInfo("ps:mono",(char *) NULL,exception);
else
if (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(postscript_filename);
image=DestroyImageList(image);
return((Image *) NULL);
}
density=AcquireString("");
options=AcquireString("");
(void) FormatLocaleString(density,MagickPathExtent,"%gx%g",resolution.x,
resolution.y);
(void) FormatLocaleString(options,MagickPathExtent,"-g%.20gx%.20g ",(double)
page.width,(double) page.height);
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';
}
if (*image_info->magick == 'E')
{
option=GetImageOption(image_info,"eps:use-cropbox");
if ((option == (const char *) NULL) ||
(IsStringTrue(option) != MagickFalse))
(void) ConcatenateMagickString(options,"-dEPSCrop ",MagickPathExtent);
if (fitPage != MagickFalse)
(void) ConcatenateMagickString(options,"-dEPSFitPage ",MagickPathExtent);
}
(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=InvokePostscriptDelegate(read_info->verbose,command,message,exception);
(void) InterpretImageFilename(image_info,image,filename,1,
read_info->filename,exception);
if ((status == MagickFalse) ||
(IsPostscriptRendered(read_info->filename) == MagickFalse))
{
(void) ConcatenateMagickString(command," -c showpage",MagickPathExtent);
status=InvokePostscriptDelegate(read_info->verbose,command,message,
exception);
}
(void) RelinquishUniqueFileResource(postscript_filename);
(void) RelinquishUniqueFileResource(input_filename);
postscript_image=(Image *) NULL;
if (status == MagickFalse)
for (i=1; ; i++)
{
(void) InterpretImageFilename(image_info,image,filename,(int) i,
read_info->filename,exception);
if (IsPostscriptRendered(read_info->filename) == MagickFalse)
break;
(void) RelinquishUniqueFileResource(read_info->filename);
}
else
for (i=1; ; i++)
{
(void) InterpretImageFilename(image_info,image,filename,(int) i,
read_info->filename,exception);
if (IsPostscriptRendered(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(&postscript_image,next);
}
(void) RelinquishUniqueFileResource(read_info->filename);
read_info=DestroyImageInfo(read_info);
if (postscript_image == (Image *) NULL)
{
if (*message != '\0')
(void) ThrowMagickException(exception,GetMagickModule(),
DelegateError,"PostscriptDelegateFailed","`%s'",message);
image=DestroyImageList(image);
return((Image *) NULL);
}
if (LocaleCompare(postscript_image->magick,"BMP") == 0)
{
Image
*cmyk_image;
cmyk_image=ConsolidateCMYKImages(postscript_image,exception);
if (cmyk_image != (Image *) NULL)
{
postscript_image=DestroyImageList(postscript_image);
postscript_image=cmyk_image;
}
}
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(postscript_image,1,1,MagickTrue,exception);
if (clone_image != (Image *) NULL)
PrependImageToList(&postscript_image,clone_image);
}
}
do
{
(void) CopyMagickString(postscript_image->filename,filename,MagickPathExtent);
(void) CopyMagickString(postscript_image->magick,image->magick,
MagickPathExtent);
if (columns != 0)
postscript_image->magick_columns=columns;
if (rows != 0)
postscript_image->magick_rows=rows;
postscript_image->page=page;
(void) CloneImageProfiles(postscript_image,image);
(void) CloneImageProperties(postscript_image,image);
next=SyncNextImageInList(postscript_image);
if (next != (Image *) NULL)
postscript_image=next;
} while (next != (Image *) NULL);
image=DestroyImageList(image);
scene=0;
for (next=GetFirstImageInList(postscript_image); next != (Image *) NULL; )
{