/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s X P M %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsXPM() returns MagickTrue if the image format type, identified by the
% magick string, is XPM.
%
% The format of the IsXPM method is:
%
% MagickBooleanType IsXPM(const unsigned char *magick,const size_t length)
%
% A description of each parameter follows:
%
% o magick: compare image format pattern against these bytes. or
% blob.
%
% o length: Specifies the length of the magick string.
%
*/
static MagickBooleanType IsXPM(const unsigned char *magick,const size_t length)
{
if (length < 9)
return(MagickFalse);
if (LocaleNCompare((char *) magick+1,"* XPM *",7) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s P F A %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsPFA()() returns MagickTrue if the image format type, identified by the
% magick string, is PFA.
%
% The format of the IsPFA method is:
%
% MagickBooleanType IsPFA(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 IsPFA(const unsigned char *magick,const size_t length)
{
if (length < 14)
return(MagickFalse);
if (LocaleNCompare((char *) magick,"%!PS-AdobeFont",14) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s W E B P %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsWEBP() returns MagickTrue if the image format type, identified by the
% magick string, is WebP.
%
% The format of the IsWEBP method is:
%
% MagickBooleanType IsWEBP(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 IsWEBP(const unsigned char *magick,const size_t length)
{
if (length < 12)
return(MagickFalse);
if (LocaleNCompare((const char *) magick+8,"WEBP",4) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s X C F %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsXCF() returns MagickTrue if the image format type, identified by the
% magick string, is XCF (GIMP native format).
%
% The format of the IsXCF method is:
%
% MagickBooleanType IsXCF(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 IsXCF(const unsigned char *magick,const size_t length)
{
if (length < 8)
return(MagickFalse);
if (LocaleNCompare((char *) magick,"gimp xcf",8) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s P W P %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsPWP() returns MagickTrue if the image format type, identified by the
% magick string, is PWP.
%
% The format of the IsPWP method is:
%
% MagickBooleanType IsPWP(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 IsPWP(const unsigned char *magick,const size_t length)
{
if (length < 5)
return(MagickFalse);
if (LocaleNCompare((char *) magick,"SFW95",5) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s M P C %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsMPC() returns MagickTrue if the image format type, identified by the
% magick string, is an Magick Persistent Cache image.
%
% The format of the IsMPC method is:
%
% MagickBooleanType IsMPC(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 IsMPC(const unsigned char *magick,const size_t length)
{
if (length < 14)
return(MagickFalse);
if (LocaleNCompare((const char *) magick,"id=MagickCache",14) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s M G K %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsMGK() returns MagickTrue if the image format type, identified by the
% magick string, is MGK.
%
% The format of the IsMGK method is:
%
% MagickBooleanType IsMGK(const unsigned char *magick,const size_t length)
%
% A description of each parameter follows:
%
% o magick: This string is generally the first few bytes of an image file
% or blob.
%
% o length: Specifies the length of the magick string.
%
*/
static MagickBooleanType IsMGK(const unsigned char *magick,const size_t length)
{
if (length < 7)
return(MagickFalse);
if (LocaleNCompare((char *) magick,"id=mgk",7) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s I P L %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsIPL() returns MagickTrue if the image format type, identified by the
% magick string, is IPL.
%
% The format of the IsIPL method is:
%
% MagickBooleanType IsIPL(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 IsIPL(const unsigned char *magick,const size_t length)
{
if (length < 4)
return(MagickFalse);
if (LocaleNCompare((const char *) magick,"data",4) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s F A X %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Method IsFAX returns True if the image format type, identified by the
% magick string, is FAX.
%
% The format of the IsFAX method is:
%
% unsigned int IsFAX(const unsigned char *magick,const size_t length)
%
% A description of each parameter follows:
%
% o status: Method IsFAX returns True if the image format type is FAX.
%
% o magick: This string is generally the first few bytes of an image file
% or blob.
%
% o length: Specifies the length of the magick string.
%
%
*/
static unsigned int IsFAX(const unsigned char *magick,const size_t length)
{
if (length < 4)
return(False);
if (LocaleNCompare((char *) magick,"DFAX",4) == 0)
return(True);
return(False);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s M V G %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Method IsMVG returns True if the image format type, identified by the
% magick string, is MVG.
%
% The format of the IsMVG method is:
%
% unsigned int IsMVG(const unsigned char *magick,const size_t length)
%
% A description of each parameter follows:
%
% o status: Method IsMVG returns True if the image format type is MVG.
%
% o magick: This string is generally the first few bytes of an image file
% or blob.
%
% o length: Specifies the length of the magick string.
%
%
*/
static unsigned int IsMVG(const unsigned char *magick,const size_t length)
{
if (length < 7)
return(False);
if (LocaleNCompare((char *) magick,"viewbox",7) == 0)
return(True);
return(False);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s S C T %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsSCT() returns MagickTrue if the image format type, identified by the
% magick string, is SCT.
%
% The format of the IsSCT method is:
%
% MagickBooleanType IsSCT(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 IsSCT(const unsigned char *magick,const size_t length)
{
if (length < 2)
return(MagickFalse);
if (LocaleNCompare((const char *) magick,"CT",2) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s M a g i c k W a n d %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsMagickWand() returns MagickTrue if the wand is verified as a magick wand.
%
% The format of the IsMagickWand method is:
%
% MagickBooleanType IsMagickWand(const MagickWand *wand)
%
% A description of each parameter follows:
%
% o wand: the magick wand.
%
*/
WandExport MagickBooleanType IsMagickWand(const MagickWand *wand)
{
if (wand == (const MagickWand *) NULL)
return(MagickFalse);
if (wand->signature != WandSignature)
return(MagickFalse);
if (LocaleNCompare(wand->name,MagickWandId,strlen(MagickWandId)) != 0)
return(MagickFalse);
return(MagickTrue);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s W a n d V i e w %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsWandView() returns MagickTrue if the the parameter is verified as a wand
% view object.
%
% The format of the IsWandView method is:
%
% MagickBooleanType IsWandView(const WandView *wand_view)
%
% A description of each parameter follows:
%
% o wand_view: the wand view.
%
*/
WandExport MagickBooleanType IsWandView(const WandView *wand_view)
{
size_t
length;
if (wand_view == (const WandView *) NULL)
return(MagickFalse);
if (wand_view->signature != WandSignature)
return(MagickFalse);
length=strlen(WandViewId);
if (LocaleNCompare(wand_view->name,WandViewId,length) != 0)
return(MagickFalse);
return(MagickTrue);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s P i x e l V i e w %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsPixelView() returns MagickTrue if the the parameter is verified as a pixel
% view container.
%
% The format of the IsPixelView method is:
%
% MagickBooleanType IsPixelView(const PixelView *pixel_view)
%
% A description of each parameter follows:
%
% o pixel_view: the pixel view.
%
*/
WandExport MagickBooleanType IsPixelView(const PixelView *pixel_view)
{
size_t
length;
if (pixel_view == (const PixelView *) NULL)
return(MagickFalse);
if (pixel_view->signature != WandSignature)
return(MagickFalse);
length=strlen(PixelViewId);
if (LocaleNCompare(pixel_view->name,PixelViewId,length) != 0)
return(MagickFalse);
return(MagickTrue);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s P i x e l I t e r a t o r %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsPixelIterator() returns MagickTrue if the iterator is verified as a pixel
% iterator.
%
% The format of the IsPixelIterator method is:
%
% MagickBooleanType IsPixelIterator(const PixelIterator *iterator)
%
% A description of each parameter follows:
%
% o iterator: the magick iterator.
%
*/
WandExport MagickBooleanType IsPixelIterator(const PixelIterator *iterator)
{
size_t
length;
if (iterator == (const PixelIterator *) NULL)
return(MagickFalse);
if (iterator->signature != WandSignature)
return(MagickFalse);
length=strlen(PixelIteratorId);
if (LocaleNCompare(iterator->name,PixelIteratorId,length) != 0)
return(MagickFalse);
return(MagickTrue);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% A c q u i r e S c r i p t T o k e n I n f o %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% AcquireScriptTokenInfo() allocated, initializes and opens the given
% file stream from which tokens are to be extracted.
%
% The format of the AcquireScriptTokenInfo method is:
%
% ScriptTokenInfo *AcquireScriptTokenInfo(char *filename)
%
% A description of each parameter follows:
%
% o filename the filename to open ("-" means stdin)
%
*/
WandExport ScriptTokenInfo *AcquireScriptTokenInfo(char *filename)
{
ScriptTokenInfo
*token_info;
token_info=(ScriptTokenInfo *) AcquireMagickMemory(sizeof(*token_info));
if (token_info == (ScriptTokenInfo *) NULL)
return token_info;
(void) ResetMagickMemory(token_info,0,sizeof(*token_info));
token_info->opened=MagickFalse;
if ( LocaleCompare(filename,"-") == 0 ) {
token_info->stream=stdin;
token_info->opened=MagickFalse;
}
else if ( LocaleNCompare(filename,"fd:",3) == 0 ) {
token_info->stream=fdopen(StringToLong(filename+3),"r");
token_info->opened=MagickFalse;
}
else {
token_info->stream=fopen_utf8(filename, "r");
}
if ( token_info->stream == (FILE *)NULL ) {
token_info=(ScriptTokenInfo *) RelinquishMagickMemory(token_info);
return(token_info);
}
token_info->curr_line=1;
token_info->length=INITAL_TOKEN_LENGTH;
token_info->token=(char *) AcquireMagickMemory(token_info->length);
token_info->status=(token_info->token != (char *)NULL)
? TokenStatusOK : TokenStatusMemoryFailed;
token_info->signature=WandSignature;
return token_info;
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
+ L o a d C o n f i g u r e L i s t %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% LoadConfigureList() loads the configure configuration file which provides a
% mapping between configure attributes and a configure name.
%
% The format of the LoadConfigureList method is:
%
% MagickBooleanType LoadConfigureList(const char *xml,const char *filename,
% const size_t depth,ExceptionInfo *exception)
%
% A description of each parameter follows:
%
% o xml: The configure list in XML format.
%
% o filename: The configure list filename.
%
% o depth: depth of <include /> statements.
%
% o exception: return any errors or warnings in this structure.
%
*/
static MagickBooleanType LoadConfigureList(const char *xml,const char *filename,
const size_t depth,ExceptionInfo *exception)
{
char
keyword[MaxTextExtent],
*token;
ConfigureInfo
*configure_info;
const char
*q;
MagickBooleanType
status;
/*
Load the configure map file.
*/
(void) LogMagickEvent(ConfigureEvent,GetMagickModule(),
"Loading configure file \"%s\" ...",filename);
if (configure_list == (LinkedListInfo *) NULL)
{
configure_list=NewLinkedList(0);
if (configure_list == (LinkedListInfo *) NULL)
{
ThrowFileException(exception,ResourceLimitError,
"MemoryAllocationFailed",filename);
return(MagickFalse);
}
}
status=MagickTrue;
configure_info=(ConfigureInfo *) NULL;
token=AcquireString((char *) xml);
for (q=(char *) xml; *q != '\0'; )
{
/*
Interpret XML.
*/
GetMagickToken(q,&q,token);
if (*token == '\0')
break;
(void) CopyMagickString(keyword,token,MaxTextExtent);
if (LocaleNCompare(keyword,"<!DOCTYPE",9) == 0)
{
/*
Doctype element.
*/
while ((LocaleNCompare(q,"]>",2) != 0) && (*q != '\0'))
GetMagickToken(q,&q,token);
continue;
}
if (LocaleNCompare(keyword,"<!--",4) == 0)
{
/*
Comment element.
*/
while ((LocaleNCompare(q,"->",2) != 0) && (*q != '\0'))
GetMagickToken(q,&q,token);
continue;
}
if (LocaleCompare(keyword,"<include") == 0)
{
/*
Include element.
*/
while (((*token != '/') && (*(token+1) != '>')) && (*q != '\0'))
{
(void) CopyMagickString(keyword,token,MaxTextExtent);
GetMagickToken(q,&q,token);
if (*token != '=')
continue;
GetMagickToken(q,&q,token);
if (LocaleCompare(keyword,"file") == 0)
{
if (depth > 200)
(void) ThrowMagickException(exception,GetMagickModule(),
ConfigureError,"IncludeElementNestedTooDeeply","`%s'",token);
else
{
char
path[MaxTextExtent],
*xml;
GetPathComponent(filename,HeadPath,path);
if (*path != '\0')
(void) ConcatenateMagickString(path,DirectorySeparator,
MaxTextExtent);
if (*token == *DirectorySeparator)
(void) CopyMagickString(path,token,MaxTextExtent);
else
(void) ConcatenateMagickString(path,token,MaxTextExtent);
xml=FileToString(path,~0,exception);
if (xml != (char *) NULL)
{
status=LoadConfigureList(xml,path,depth+1,exception);
xml=(char *) RelinquishMagickMemory(xml);
}
}
}
}
continue;
}
if (LocaleCompare(keyword,"<configure") == 0)
{
/*
Configure element.
*/
configure_info=(ConfigureInfo *) AcquireMagickMemory(
sizeof(*configure_info));
if (configure_info == (ConfigureInfo *) NULL)
ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed");
(void) ResetMagickMemory(configure_info,0,sizeof(*configure_info));
configure_info->path=ConstantString(filename);
configure_info->exempt=MagickFalse;
configure_info->signature=MagickSignature;
continue;
}
if (configure_info == (ConfigureInfo *) NULL)
continue;
if (LocaleCompare(keyword,"/>") == 0)
{
status=AppendValueToLinkedList(configure_list,configure_info);
if (status == MagickFalse)
(void) ThrowMagickException(exception,GetMagickModule(),
ResourceLimitError,"MemoryAllocationFailed","`%s'",
configure_info->name);
configure_info=(ConfigureInfo *) NULL;
}
/*
Parse configure element.
*/
GetMagickToken(q,(const char **) NULL,token);
if (*token != '=')
continue;
GetMagickToken(q,&q,token);
GetMagickToken(q,&q,token);
switch (*keyword)
{
case 'N':
case 'n':
{
if (LocaleCompare((char *) keyword,"name") == 0)
{
configure_info->name=ConstantString(token);
break;
}
break;
}
case 'S':
case 's':
{
if (LocaleCompare((char *) keyword,"stealth") == 0)
{
configure_info->stealth=IsMagickTrue(token);
break;
}
break;
}
case 'V':
case 'v':
{
if (LocaleCompare((char *) keyword,"value") == 0)
{
configure_info->value=ConstantString(token);
break;
}
break;
}
default:
break;
}
}
token=(char *) RelinquishMagickMemory(token);
return(status);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e a d M V G I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% ReadMVGImage creates a gradient image and initializes it to
% the X server color range as specified by the filename. It allocates the
% memory necessary for the new Image structure and returns a pointer to the
% new image.
%
% The format of the ReadMVGImage method is:
%
% Image *ReadMVGImage(const ImageInfo *image_info,ExceptionInfo *exception)
%
% A description of each parameter follows:
%
% o image_info: the image info.
%
% o exception: return any errors or warnings in this structure.
%
*/
static Image *ReadMVGImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
#define BoundingBox "viewbox"
DrawInfo
*draw_info;
Image
*image;
MagickBooleanType
status;
/*
Open image.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
if (image_info->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
image_info->filename);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
image=AcquireImage(image_info);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == MagickFalse)
{
image=DestroyImageList(image);
return((Image *) NULL);
}
if ((image->columns == 0) || (image->rows == 0))
{
char
primitive[MaxTextExtent];
register char
*p;
SegmentInfo
bounds;
/*
Determine size of image canvas.
*/
while (ReadBlobString(image,primitive) != (char *) NULL)
{
for (p=primitive; (*p == ' ') || (*p == '\t'); p++) ;
if (LocaleNCompare(BoundingBox,p,strlen(BoundingBox)) != 0)
continue;
(void) sscanf(p,"viewbox %lf %lf %lf %lf",&bounds.x1,&bounds.y1,
&bounds.x2,&bounds.y2);
image->columns=(size_t) floor((bounds.x2-bounds.x1)+0.5);
image->rows=(size_t) floor((bounds.y2-bounds.y1)+0.5);
break;
}
}
if ((image->columns == 0) || (image->rows == 0))
ThrowReaderException(OptionError,"MustSpecifyImageSize");
draw_info=CloneDrawInfo(image_info,(DrawInfo *) NULL);
draw_info->affine.sx=image->x_resolution == 0.0 ? 1.0 : image->x_resolution/
DefaultResolution;
draw_info->affine.sy=image->y_resolution == 0.0 ? 1.0 : image->y_resolution/
DefaultResolution;
image->columns=(size_t) (draw_info->affine.sx*image->columns);
image->rows=(size_t) (draw_info->affine.sy*image->rows);
if (SetImageBackgroundColor(image) == MagickFalse)
{
InheritException(exception,&image->exception);
image=DestroyImageList(image);
return((Image *) NULL);
}
/*
Render drawing.
*/
if (GetBlobStreamData(image) == (unsigned char *) NULL)
draw_info->primitive=FileToString(image->filename,~0UL,exception);
else
{
draw_info->primitive=(char *) AcquireMagickMemory(GetBlobSize(image)+1);
if (draw_info->primitive != (char *) NULL)
{
CopyMagickMemory(draw_info->primitive,GetBlobStreamData(image),
GetBlobSize(image));
draw_info->primitive[GetBlobSize(image)]='\0';
}
}
(void) DrawImage(image,draw_info);
draw_info=DestroyDrawInfo(draw_info);
(void) CloseBlob(image);
return(GetFirstImageInList(image));
}
WandExport MagickBooleanType IdentifyImageCommand(ImageInfo *image_info,
int argc,char **argv,char **metadata,ExceptionInfo *exception)
{
#define DestroyIdentify() \
{ \
DestroyImageStack(); \
for (i=0; i < (ssize_t) argc; i++) \
argv[i]=DestroyString(argv[i]); \
argv=(char **) RelinquishMagickMemory(argv); \
}
#define ThrowIdentifyException(asperity,tag,option) \
{ \
(void) ThrowMagickException(exception,GetMagickModule(),asperity,tag,"`%s'", \
option); \
DestroyIdentify(); \
return(MagickFalse); \
}
#define ThrowIdentifyInvalidArgumentException(option,argument) \
{ \
(void) ThrowMagickException(exception,GetMagickModule(),OptionError, \
"InvalidArgument","'%s': %s",option,argument); \
DestroyIdentify(); \
return(MagickFalse); \
}
const char
*format,
*option;
Image
*image;
ImageStack
image_stack[MaxImageStackDepth+1];
MagickBooleanType
fire,
pend,
respect_parenthesis;
MagickStatusType
status;
register ssize_t
i;
size_t
count;
ssize_t
j,
k;
/*
Set defaults.
*/
assert(image_info != (ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
if (image_info->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"...");
assert(exception != (ExceptionInfo *) NULL);
if (argc == 2)
{
option=argv[1];
if ((LocaleCompare("version",option+1) == 0) ||
(LocaleCompare("-version",option+1) == 0))
{
ListMagickVersion(stdout);
return(MagickFalse);
}
}
if (argc < 2)
return(IdentifyUsage());
count=0;
format=NULL;
j=1;
k=0;
NewImageStack();
option=(char *) NULL;
pend=MagickFalse;
respect_parenthesis=MagickFalse;
status=MagickTrue;
/*
Identify an image.
*/
ReadCommandlLine(argc,&argv);
status=ExpandFilenames(&argc,&argv);
if (status == MagickFalse)
ThrowIdentifyException(ResourceLimitError,"MemoryAllocationFailed",
GetExceptionMessage(errno));
image_info->ping=MagickTrue;
for (i=1; i < (ssize_t) argc; i++)
{
option=argv[i];
if (LocaleCompare(option,"(") == 0)
{
FireImageStack(MagickFalse,MagickTrue,pend);
if (k == MaxImageStackDepth)
ThrowIdentifyException(OptionError,"ParenthesisNestedTooDeeply",
option);
PushImageStack();
continue;
}
if (LocaleCompare(option,")") == 0)
{
FireImageStack(MagickFalse,MagickTrue,MagickTrue);
if (k == 0)
ThrowIdentifyException(OptionError,"UnableToParseExpression",option);
PopImageStack();
continue;
}
if (IsCommandOption(option) == MagickFalse)
{
char
*filename;
Image
*images;
ImageInfo
*identify_info;
/*
Read input image.
*/
FireImageStack(MagickFalse,MagickFalse,pend);
identify_info=CloneImageInfo(image_info);
identify_info->verbose=MagickFalse;
filename=argv[i];
if ((LocaleCompare(filename,"--") == 0) && (i < (ssize_t) (argc-1)))
filename=argv[++i];
if (identify_info->ping != MagickFalse)
images=PingImages(identify_info,filename,exception);
else
images=ReadImages(identify_info,filename,exception);
identify_info=DestroyImageInfo(identify_info);
status&=(images != (Image *) NULL) &&
(exception->severity < ErrorException);
if (images == (Image *) NULL)
continue;
AppendImageStack(images);
FinalizeImageSettings(image_info,image,MagickFalse);
for ( ; image != (Image *) NULL; image=GetNextImageInList(image))
{
if (image->scene == 0)
image->scene=count++;
if (format == (char *) NULL)
{
(void) IdentifyImage(image,stdout,image_info->verbose,exception);
continue;
}
if (metadata != (char **) NULL)
{
char
*text;
text=InterpretImageProperties(image_info,image,format,exception);
if (text == (char *) NULL)
ThrowIdentifyException(ResourceLimitError,
"MemoryAllocationFailed",GetExceptionMessage(errno));
(void) ConcatenateString(&(*metadata),text);
text=DestroyString(text);
if (LocaleCompare(format,"%n") == 0)
break;
}
}
RemoveAllImageStack();
continue;
}
pend=image != (Image *) NULL ? MagickTrue : MagickFalse;
switch (*(option+1))
{
case 'a':
{
if (LocaleCompare("alpha",option+1) == 0)
{
ssize_t
type;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
type=ParseCommandOption(MagickAlphaChannelOptions,MagickFalse,
argv[i]);
if (type < 0)
ThrowIdentifyException(OptionError,
"UnrecognizedAlphaChannelOption",argv[i]);
break;
}
if (LocaleCompare("antialias",option+1) == 0)
break;
if (LocaleCompare("authenticate",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
break;
}
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'c':
{
if (LocaleCompare("cache",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("channel",option+1) == 0)
{
ssize_t
channel;
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
channel=ParseChannelOption(argv[i]);
if (channel < 0)
ThrowIdentifyException(OptionError,"UnrecognizedChannelType",
argv[i]);
break;
}
if (LocaleCompare("clip",option+1) == 0)
break;
if (LocaleCompare("clip-mask",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
break;
}
if (LocaleCompare("clip-path",option+1) == 0)
{
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
break;
}
if (LocaleCompare("colorspace",option+1) == 0)
{
ssize_t
colorspace;
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
colorspace=ParseCommandOption(MagickColorspaceOptions,
MagickFalse,argv[i]);
if (colorspace < 0)
ThrowIdentifyException(OptionError,"UnrecognizedColorspace",
argv[i]);
break;
}
if (LocaleCompare("crop",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
image_info->ping=MagickFalse;
break;
}
if (LocaleCompare("concurrent",option+1) == 0)
break;
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'd':
{
if (LocaleCompare("debug",option+1) == 0)
{
ssize_t
event;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
event=ParseCommandOption(MagickLogEventOptions,MagickFalse,argv[i]);
if (event < 0)
ThrowIdentifyException(OptionError,"UnrecognizedEventType",
argv[i]);
(void) SetLogEventMask(argv[i]);
break;
}
if (LocaleCompare("define",option+1) == 0)
{
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (*option == '+')
{
const char
*define;
define=GetImageOption(image_info,argv[i]);
if (define == (const char *) NULL)
ThrowIdentifyException(OptionError,"NoSuchOption",argv[i]);
break;
}
if (LocaleNCompare("identify:locate",argv[i],14) == 0)
image_info->ping=MagickFalse;
break;
}
if (LocaleCompare("density",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("depth",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("duration",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'e':
{
if (LocaleCompare("endian",option+1) == 0)
{
ssize_t
endian;
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
endian=ParseCommandOption(MagickEndianOptions,MagickFalse,
argv[i]);
if (endian < 0)
ThrowIdentifyException(OptionError,"UnrecognizedEndianType",
argv[i]);
break;
}
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'f':
{
if (LocaleCompare("features",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("format",option+1) == 0)
{
format=(char *) NULL;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
format=argv[i];
break;
}
if (LocaleCompare("fuzz",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'g':
{
if (LocaleCompare("gamma",option+1) == 0)
{
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("grayscale",option+1) == 0)
{
ssize_t
method;
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
method=ParseCommandOption(MagickPixelIntensityOptions,MagickFalse,
argv[i]);
if (method < 0)
ThrowIdentifyException(OptionError,"UnrecognizedIntensityMethod",
argv[i]);
break;
}
if (LocaleCompare("green-primary",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'h':
{
if ((LocaleCompare("help",option+1) == 0) ||
(LocaleCompare("-help",option+1) == 0))
return(IdentifyUsage());
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'i':
{
if (LocaleCompare("interlace",option+1) == 0)
{
ssize_t
interlace;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
interlace=ParseCommandOption(MagickInterlaceOptions,MagickFalse,
argv[i]);
if (interlace < 0)
ThrowIdentifyException(OptionError,
"UnrecognizedInterlaceType",argv[i]);
break;
}
if (LocaleCompare("interpolate",option+1) == 0)
{
ssize_t
interpolate;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
interpolate=ParseCommandOption(MagickInterpolateOptions,MagickFalse,
argv[i]);
if (interpolate < 0)
ThrowIdentifyException(OptionError,
"UnrecognizedInterpolateMethod",argv[i]);
break;
}
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'l':
{
if (LocaleCompare("limit",option+1) == 0)
{
char
*p;
double
value;
ssize_t
resource;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
resource=ParseCommandOption(MagickResourceOptions,MagickFalse,
argv[i]);
if (resource < 0)
ThrowIdentifyException(OptionError,"UnrecognizedResourceType",
argv[i]);
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
value=StringToDouble(argv[i],&p);
(void) value;
if ((p == argv[i]) && (LocaleCompare("unlimited",argv[i]) != 0))
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("list",option+1) == 0)
{
ssize_t
list;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
list=ParseCommandOption(MagickListOptions,MagickFalse,argv[i]);
if (list < 0)
ThrowIdentifyException(OptionError,"UnrecognizedListType",
argv[i]);
status=MogrifyImageInfo(image_info,(int) (i-j+1),(const char **)
argv+j,exception);
DestroyIdentify();
return(status != 0 ? MagickFalse : MagickTrue);
}
if (LocaleCompare("log",option+1) == 0)
{
if (*option == '+')
break;
i++;
if ((i == (ssize_t) argc) ||
(strchr(argv[i],'%') == (char *) NULL))
ThrowIdentifyException(OptionError,"MissingArgument",option);
break;
}
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'm':
{
if (LocaleCompare("mask",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
break;
}
if (LocaleCompare("matte",option+1) == 0)
break;
if (LocaleCompare("moments",option+1) == 0)
break;
if (LocaleCompare("monitor",option+1) == 0)
break;
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'n':
{
if (LocaleCompare("negate",option+1) == 0)
break;
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'p':
{
if (LocaleCompare("ping",option+1) == 0)
break;
if (LocaleCompare("precision",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'q':
{
if (LocaleCompare("quiet",option+1) == 0)
break;
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'r':
{
if (LocaleCompare("regard-warnings",option+1) == 0)
break;
if (LocaleNCompare("respect-parentheses",option+1,17) == 0)
{
respect_parenthesis=(*option == '-') ? MagickTrue : MagickFalse;
break;
}
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 's':
{
if (LocaleCompare("sampling-factor",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("seed",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("set",option+1) == 0)
{
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
break;
}
if (LocaleCompare("size",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("strip",option+1) == 0)
break;
if (LocaleCompare("support",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowIdentifyInvalidArgumentException(option,argv[i]);
break;
}
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'u':
{
if (LocaleCompare("unique",option+1) == 0)
break;
if (LocaleCompare("units",option+1) == 0)
{
ssize_t
units;
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
units=ParseCommandOption(MagickResolutionOptions,MagickFalse,
argv[i]);
if (units < 0)
ThrowIdentifyException(OptionError,"UnrecognizedUnitsType",
argv[i]);
break;
}
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case 'v':
{
if (LocaleCompare("verbose",option+1) == 0)
break;
if (LocaleCompare("virtual-pixel",option+1) == 0)
{
ssize_t
method;
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowIdentifyException(OptionError,"MissingArgument",option);
method=ParseCommandOption(MagickVirtualPixelOptions,MagickFalse,
argv[i]);
if (method < 0)
ThrowIdentifyException(OptionError,
"UnrecognizedVirtualPixelMethod",argv[i]);
break;
}
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
case '?':
break;
default:
ThrowIdentifyException(OptionError,"UnrecognizedOption",option)
}
fire=(GetCommandOptionFlags(MagickCommandOptions,MagickFalse,option) &
FireOptionFlag) == 0 ? MagickFalse : MagickTrue;
if (fire != MagickFalse)
FireImageStack(MagickFalse,MagickTrue,MagickTrue);
}
if (k != 0)
ThrowIdentifyException(OptionError,"UnbalancedParenthesis",argv[i]);
if (i != (ssize_t) argc)
ThrowIdentifyException(OptionError,"MissingAnImageFilename",argv[i]);
DestroyIdentify();
return(status != 0 ? MagickTrue : MagickFalse);
}
static MagickBooleanType LoadTypeList(const char *xml,const char *filename,
const size_t depth,ExceptionInfo *exception)
{
char
font_path[MaxTextExtent],
keyword[MaxTextExtent],
*token;
const char
*q;
MagickBooleanType
status;
TypeInfo
*type_info;
/*
Load the type map file.
*/
(void) LogMagickEvent(ConfigureEvent,GetMagickModule(),
"Loading type configure file \"%s\" ...",filename);
if (xml == (const char *) NULL)
return(MagickFalse);
if (type_list == (SplayTreeInfo *) NULL)
{
type_list=NewSplayTree(CompareSplayTreeString,(void *(*)(void *)) NULL,
DestroyTypeNode);
if (type_list == (SplayTreeInfo *) NULL)
{
ThrowFileException(exception,ResourceLimitError,
"MemoryAllocationFailed",filename);
return(MagickFalse);
}
}
status=MagickTrue;
type_info=(TypeInfo *) NULL;
token=AcquireString(xml);
#if defined(MAGICKCORE_WINDOWS_SUPPORT)
/*
Determine the Ghostscript font path.
*/
*font_path='\0';
if (NTGhostscriptFonts(font_path,MaxTextExtent-2))
(void) ConcatenateMagickString(font_path,DirectorySeparator,MaxTextExtent);
#endif
for (q=(char *) xml; *q != '\0'; )
{
/*
Interpret XML.
*/
GetMagickToken(q,&q,token);
if (*token == '\0')
break;
(void) CopyMagickString(keyword,token,MaxTextExtent);
if (LocaleNCompare(keyword,"<!DOCTYPE",9) == 0)
{
/*
Doctype element.
*/
while ((LocaleNCompare(q,"]>",2) != 0) && (*q != '\0'))
GetMagickToken(q,&q,token);
continue;
}
if (LocaleNCompare(keyword,"<!--",4) == 0)
{
/*
Comment element.
*/
while ((LocaleNCompare(q,"->",2) != 0) && (*q != '\0'))
GetMagickToken(q,&q,token);
continue;
}
if (LocaleCompare(keyword,"<include") == 0)
{
/*
Include element.
*/
while (((*token != '/') && (*(token+1) != '>')) && (*q != '\0'))
{
(void) CopyMagickString(keyword,token,MaxTextExtent);
GetMagickToken(q,&q,token);
if (*token != '=')
continue;
GetMagickToken(q,&q,token);
if (LocaleCompare(keyword,"file") == 0)
{
if (depth > 200)
(void) ThrowMagickException(exception,GetMagickModule(),
ConfigureError,"IncludeNodeNestedTooDeeply","`%s'",token);
else
{
char
path[MaxTextExtent],
*xml;
ExceptionInfo
*sans_exception;
*path='\0';
GetPathComponent(filename,HeadPath,path);
if (*path != '\0')
(void) ConcatenateMagickString(path,DirectorySeparator,
MaxTextExtent);
if (*token == *DirectorySeparator)
(void) CopyMagickString(path,token,MaxTextExtent);
else
(void) ConcatenateMagickString(path,token,MaxTextExtent);
sans_exception=AcquireExceptionInfo();
xml=FileToString(path,~0UL,sans_exception);
sans_exception=DestroyExceptionInfo(sans_exception);
if (xml != (char *) NULL)
{
status=LoadTypeList(xml,path,depth+1,exception);
xml=(char *) RelinquishMagickMemory(xml);
}
}
}
}
continue;
}
if (LocaleCompare(keyword,"<type") == 0)
{
/*
Type element.
*/
type_info=(TypeInfo *) AcquireMagickMemory(sizeof(*type_info));
if (type_info == (TypeInfo *) NULL)
ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed");
(void) ResetMagickMemory(type_info,0,sizeof(*type_info));
type_info->path=ConstantString(filename);
type_info->signature=MagickSignature;
continue;
}
if (type_info == (TypeInfo *) NULL)
continue;
if (LocaleCompare(keyword,"/>") == 0)
{
status=AddValueToSplayTree(type_list,type_info->name,type_info);
if (status == MagickFalse)
(void) ThrowMagickException(exception,GetMagickModule(),
ResourceLimitError,"MemoryAllocationFailed","`%s'",type_info->name);
type_info=(TypeInfo *) NULL;
}
GetMagickToken(q,(const char **) NULL,token);
if (*token != '=')
continue;
GetMagickToken(q,&q,token);
GetMagickToken(q,&q,token);
switch (*keyword)
{
case 'E':
case 'e':
{
if (LocaleCompare((char *) keyword,"encoding") == 0)
{
type_info->encoding=ConstantString(token);
break;
}
break;
}
case 'F':
case 'f':
{
if (LocaleCompare((char *) keyword,"face") == 0)
{
type_info->face=StringToUnsignedLong(token);
break;
}
if (LocaleCompare((char *) keyword,"family") == 0)
{
type_info->family=ConstantString(token);
break;
}
if (LocaleCompare((char *) keyword,"format") == 0)
{
type_info->format=ConstantString(token);
break;
}
if (LocaleCompare((char *) keyword,"foundry") == 0)
{
type_info->foundry=ConstantString(token);
break;
}
if (LocaleCompare((char *) keyword,"fullname") == 0)
{
type_info->description=ConstantString(token);
break;
}
break;
}
case 'G':
case 'g':
{
if (LocaleCompare((char *) keyword,"glyphs") == 0)
{
char
*path;
path=ConstantString(token);
#if defined(MAGICKCORE_WINDOWS_SUPPORT)
if (strchr(path,'@') != (char *) NULL)
SubstituteString(&path,"@ghostscript_font_path@",font_path);
#endif
if (IsPathAccessible(path) == MagickFalse)
{
/*
Relative path.
*/
path=DestroyString(path);
GetPathComponent(filename,HeadPath,font_path);
(void) ConcatenateMagickString(font_path,DirectorySeparator,
MaxTextExtent);
(void) ConcatenateMagickString(font_path,token,MaxTextExtent);
path=ConstantString(font_path);
if (IsPathAccessible(path) == MagickFalse)
{
path=DestroyString(path);
path=ConstantString(token);
}
}
type_info->glyphs=path;
break;
}
break;
}
case 'M':
case 'm':
{
if (LocaleCompare((char *) keyword,"metrics") == 0)
{
char
*path;
path=ConstantString(token);
#if defined(MAGICKCORE_WINDOWS_SUPPORT)
if (strchr(path,'@') != (char *) NULL)
SubstituteString(&path,"@ghostscript_font_path@",font_path);
#endif
if (IsPathAccessible(path) == MagickFalse)
{
/*
Relative path.
*/
path=DestroyString(path);
GetPathComponent(filename,HeadPath,font_path);
(void) ConcatenateMagickString(font_path,DirectorySeparator,
MaxTextExtent);
(void) ConcatenateMagickString(font_path,token,MaxTextExtent);
path=ConstantString(font_path);
}
type_info->metrics=path;
break;
}
break;
}
case 'N':
case 'n':
{
if (LocaleCompare((char *) keyword,"name") == 0)
{
type_info->name=ConstantString(token);
break;
}
break;
}
case 'S':
case 's':
{
if (LocaleCompare((char *) keyword,"stealth") == 0)
{
type_info->stealth=IsStringTrue(token);
break;
}
if (LocaleCompare((char *) keyword,"stretch") == 0)
{
type_info->stretch=(StretchType) ParseCommandOption(
MagickStretchOptions,MagickFalse,token);
break;
}
if (LocaleCompare((char *) keyword,"style") == 0)
{
type_info->style=(StyleType) ParseCommandOption(MagickStyleOptions,
MagickFalse,token);
break;
}
break;
}
case 'W':
case 'w':
{
if (LocaleCompare((char *) keyword,"weight") == 0)
{
type_info->weight=StringToUnsignedLong(token);
if (LocaleCompare(token,"bold") == 0)
type_info->weight=700;
if (LocaleCompare(token,"normal") == 0)
type_info->weight=400;
break;
}
break;
}
default:
break;
}
}
token=(char *) RelinquishMagickMemory(token);
return(status);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e a d T X T I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% ReadTXTImage() reads a text file and returns it as an image. It allocates
% the memory necessary for the new Image structure and returns a pointer to
% the new image.
%
% The format of the ReadTXTImage method is:
%
% Image *ReadTXTImage(const ImageInfo *image_info,ExceptionInfo *exception)
%
% A description of each parameter follows:
%
% o image_info: the image info.
%
% o exception: return any errors or warnings in this structure.
%
*/
static Image *ReadTXTImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
char
colorspace[MaxTextExtent],
text[MaxTextExtent];
Image
*image;
IndexPacket
*indexes;
long
type,
x_offset,
y,
y_offset;
MagickBooleanType
status;
MagickPixelPacket
pixel;
QuantumAny
range;
register ssize_t
i,
x;
register PixelPacket
*q;
ssize_t
count;
unsigned long
depth,
height,
max_value,
width;
/*
Open image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
if (image_info->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
image_info->filename);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
image=AcquireImage(image_info);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == MagickFalse)
{
image=DestroyImageList(image);
return((Image *) NULL);
}
(void) ResetMagickMemory(text,0,sizeof(text));
(void) ReadBlobString(image,text);
if (LocaleNCompare((char *) text,MagickID,strlen(MagickID)) != 0)
return(ReadTEXTImage(image_info,image,text,exception));
do
{
width=0;
height=0;
max_value=0;
*colorspace='\0';
count=(ssize_t) sscanf(text+32,"%lu,%lu,%lu,%s",&width,&height,&max_value,
colorspace);
if ((count != 4) || (width == 0) || (height == 0) || (max_value == 0))
ThrowReaderException(CorruptImageError,"ImproperImageHeader");
image->columns=width;
image->rows=height;
for (depth=1; (GetQuantumRange(depth)+1) < max_value; depth++) ;
image->depth=depth;
LocaleLower(colorspace);
i=(ssize_t) strlen(colorspace)-1;
image->matte=MagickFalse;
if ((i > 0) && (colorspace[i] == 'a'))
{
colorspace[i]='\0';
image->matte=MagickTrue;
}
type=ParseCommandOption(MagickColorspaceOptions,MagickFalse,colorspace);
if (type < 0)
ThrowReaderException(CorruptImageError,"ImproperImageHeader");
image->colorspace=(ColorspaceType) type;
(void) ResetMagickMemory(&pixel,0,sizeof(pixel));
(void) SetImageBackgroundColor(image);
range=GetQuantumRange(image->depth);
for (y=0; y < (ssize_t) image->rows; y++)
{
double
blue,
green,
index,
opacity,
red;
red=0.0;
green=0.0;
blue=0.0;
index=0.0;
opacity=0.0;
for (x=0; x < (ssize_t) image->columns; x++)
{
if (ReadBlobString(image,text) == (char *) NULL)
break;
switch (image->colorspace)
{
case GRAYColorspace:
{
if (image->matte != MagickFalse)
{
count=(ssize_t) sscanf(text,"%ld,%ld: (%lf%*[%,]%lf%*[%,]",
&x_offset,&y_offset,&red,&opacity);
green=red;
blue=red;
break;
}
count=(ssize_t) sscanf(text,"%ld,%ld: (%lf%*[%,]",&x_offset,
&y_offset,&red);
green=red;
blue=red;
break;
}
case CMYKColorspace:
{
if (image->matte != MagickFalse)
{
count=(ssize_t) sscanf(text,
"%ld,%ld: (%lf%*[%,]%lf%*[%,]%lf%*[%,]%lf%*[%,]%lf%*[%,]",
&x_offset,&y_offset,&red,&green,&blue,&index,&opacity);
break;
}
count=(ssize_t) sscanf(text,
"%ld,%ld: (%lf%*[%,]%lf%*[%,]%lf%*[%,]%lf%*[%,]",&x_offset,
&y_offset,&red,&green,&blue,&index);
break;
}
default:
{
if (image->matte != MagickFalse)
{
count=(ssize_t) sscanf(text,
"%ld,%ld: (%lf%*[%,]%lf%*[%,]%lf%*[%,]%lf%*[%,]",
&x_offset,&y_offset,&red,&green,&blue,&opacity);
break;
}
count=(ssize_t) sscanf(text,
"%ld,%ld: (%lf%*[%,]%lf%*[%,]%lf%*[%,]",&x_offset,&y_offset,
&red,&green,&blue);
break;
}
}
if (strchr(text,'%') != (char *) NULL)
{
red*=0.01*range;
green*=0.01*range;
blue*=0.01*range;
index*=0.01*range;
opacity*=0.01*range;
}
if (image->colorspace == LabColorspace)
{
green+=(range+1)/2.0;
blue+=(range+1)/2.0;
}
pixel.red=ScaleAnyToQuantum((QuantumAny) (red+0.5),range);
pixel.green=ScaleAnyToQuantum((QuantumAny) (green+0.5),range);
pixel.blue=ScaleAnyToQuantum((QuantumAny) (blue+0.5),range);
pixel.index=ScaleAnyToQuantum((QuantumAny) (index+0.5),range);
pixel.opacity=ScaleAnyToQuantum((QuantumAny) (opacity+0.5),range);
q=GetAuthenticPixels(image,x_offset,y_offset,1,1,exception);
if (q == (PixelPacket *) NULL)
continue;
SetPixelRed(q,pixel.red);
SetPixelGreen(q,pixel.green);
SetPixelBlue(q,pixel.blue);
if (image->colorspace == CMYKColorspace)
{
indexes=GetAuthenticIndexQueue(image);
SetPixelIndex(indexes,pixel.index);
}
if (image->matte != MagickFalse)
SetPixelAlpha(q,pixel.opacity);
if (SyncAuthenticPixels(image,exception) == MagickFalse)
break;
}
}
(void) ReadBlobString(image,text);
if (LocaleNCompare((char *) text,MagickID,strlen(MagickID)) == 0)
{
/*
Allocate next image structure.
*/
AcquireNextImage(image_info,image);
if (GetNextImageInList(image) == (Image *) NULL)
{
image=DestroyImageList(image);
return((Image *) NULL);
}
image=SyncNextImageInList(image);
status=SetImageProgress(image,LoadImagesTag,TellBlob(image),
GetBlobSize(image));
if (status == MagickFalse)
break;
}
} while (LocaleNCompare((char *) text,MagickID,strlen(MagickID)) == 0);
(void) CloseBlob(image);
return(GetFirstImageInList(image));
}
static Image *ReadCINImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
#define MonoColorType 1
#define RGBColorType 3
CINInfo
cin;
Image
*image;
MagickBooleanType
status;
MagickOffsetType
offset;
QuantumInfo
*quantum_info;
QuantumType
quantum_type;
register ssize_t
i;
register Quantum
*q;
size_t
length;
ssize_t
count,
y;
unsigned char
magick[4],
*pixels;
/*
Open image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
if (image_info->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
image_info->filename);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
image=AcquireImage(image_info,exception);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == MagickFalse)
{
image=DestroyImageList(image);
return((Image *) NULL);
}
/*
File information.
*/
offset=0;
count=ReadBlob(image,4,magick);
offset+=count;
if ((count != 4) ||
((LocaleNCompare((char *) magick,"\200\052\137\327",4) != 0)))
ThrowReaderException(CorruptImageError,"ImproperImageHeader");
image->endian=(magick[0] == 0x80) && (magick[1] == 0x2a) &&
(magick[2] == 0x5f) && (magick[3] == 0xd7) ? MSBEndian : LSBEndian;
cin.file.image_offset=ReadBlobLong(image);
offset+=4;
cin.file.generic_length=ReadBlobLong(image);
offset+=4;
cin.file.industry_length=ReadBlobLong(image);
offset+=4;
cin.file.user_length=ReadBlobLong(image);
offset+=4;
cin.file.file_size=ReadBlobLong(image);
offset+=4;
offset+=ReadBlob(image,sizeof(cin.file.version),(unsigned char *)
cin.file.version);
(void) SetImageProperty(image,"dpx:file.version",cin.file.version,exception);
offset+=ReadBlob(image,sizeof(cin.file.filename),(unsigned char *)
cin.file.filename);
(void) SetImageProperty(image,"dpx:file.filename",cin.file.filename,
exception);
offset+=ReadBlob(image,sizeof(cin.file.create_date),(unsigned char *)
cin.file.create_date);
(void) SetImageProperty(image,"dpx:file.create_date",cin.file.create_date,
exception);
offset+=ReadBlob(image,sizeof(cin.file.create_time),(unsigned char *)
cin.file.create_time);
(void) SetImageProperty(image,"dpx:file.create_time",cin.file.create_time,
exception);
offset+=ReadBlob(image,sizeof(cin.file.reserve),(unsigned char *)
cin.file.reserve);
/*
Image information.
*/
cin.image.orientation=(unsigned char) ReadBlobByte(image);
offset++;
if (cin.image.orientation != (unsigned char) (~0U))
(void) FormatImageProperty(image,"dpx:image.orientation","%d",
cin.image.orientation);
switch (cin.image.orientation)
{
default:
case 0:
image->orientation=TopLeftOrientation;
break;
case 1:
image->orientation=TopRightOrientation;
break;
case 2:
image->orientation=BottomLeftOrientation;
break;
case 3:
image->orientation=BottomRightOrientation;
break;
case 4:
image->orientation=LeftTopOrientation;
break;
case 5:
image->orientation=RightTopOrientation;
break;
case 6:
image->orientation=LeftBottomOrientation;
break;
case 7:
image->orientation=RightBottomOrientation;
break;
}
cin.image.number_channels=(unsigned char) ReadBlobByte(image);
offset++;
offset+=ReadBlob(image,sizeof(cin.image.reserve1),(unsigned char *)
cin.image.reserve1);
for (i=0; i < 8; i++)
{
cin.image.channel[i].designator[0]=(unsigned char) ReadBlobByte(image);
offset++;
cin.image.channel[i].designator[1]=(unsigned char) ReadBlobByte(image);
offset++;
cin.image.channel[i].bits_per_pixel=(unsigned char) ReadBlobByte(image);
offset++;
cin.image.channel[i].reserve=(unsigned char) ReadBlobByte(image);
offset++;
cin.image.channel[i].pixels_per_line=ReadBlobLong(image);
offset+=4;
cin.image.channel[i].lines_per_image=ReadBlobLong(image);
offset+=4;
cin.image.channel[i].min_data=ReadBlobFloat(image);
offset+=4;
cin.image.channel[i].min_quantity=ReadBlobFloat(image);
offset+=4;
cin.image.channel[i].max_data=ReadBlobFloat(image);
offset+=4;
cin.image.channel[i].max_quantity=ReadBlobFloat(image);
offset+=4;
}
cin.image.white_point[0]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.white_point[0]) != MagickFalse)
image->chromaticity.white_point.x=cin.image.white_point[0];
cin.image.white_point[1]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.white_point[1]) != MagickFalse)
image->chromaticity.white_point.y=cin.image.white_point[1];
cin.image.red_primary_chromaticity[0]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.red_primary_chromaticity[0]) != MagickFalse)
image->chromaticity.red_primary.x=cin.image.red_primary_chromaticity[0];
cin.image.red_primary_chromaticity[1]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.red_primary_chromaticity[1]) != MagickFalse)
image->chromaticity.red_primary.y=cin.image.red_primary_chromaticity[1];
cin.image.green_primary_chromaticity[0]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.green_primary_chromaticity[0]) != MagickFalse)
image->chromaticity.red_primary.x=cin.image.green_primary_chromaticity[0];
cin.image.green_primary_chromaticity[1]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.green_primary_chromaticity[1]) != MagickFalse)
image->chromaticity.green_primary.y=cin.image.green_primary_chromaticity[1];
cin.image.blue_primary_chromaticity[0]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.blue_primary_chromaticity[0]) != MagickFalse)
image->chromaticity.blue_primary.x=cin.image.blue_primary_chromaticity[0];
cin.image.blue_primary_chromaticity[1]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.blue_primary_chromaticity[1]) != MagickFalse)
image->chromaticity.blue_primary.y=cin.image.blue_primary_chromaticity[1];
offset+=ReadBlob(image,sizeof(cin.image.label),(unsigned char *)
cin.image.label);
(void) SetImageProperty(image,"dpx:image.label",cin.image.label,exception);
offset+=ReadBlob(image,sizeof(cin.image.reserve),(unsigned char *)
cin.image.reserve);
/*
Image data format information.
*/
cin.data_format.interleave=(unsigned char) ReadBlobByte(image);
offset++;
cin.data_format.packing=(unsigned char) ReadBlobByte(image);
offset++;
cin.data_format.sign=(unsigned char) ReadBlobByte(image);
offset++;
cin.data_format.sense=(unsigned char) ReadBlobByte(image);
offset++;
cin.data_format.line_pad=ReadBlobLong(image);
offset+=4;
cin.data_format.channel_pad=ReadBlobLong(image);
offset+=4;
offset+=ReadBlob(image,sizeof(cin.data_format.reserve),(unsigned char *)
cin.data_format.reserve);
/*
Image origination information.
*/
cin.origination.x_offset=(int) ReadBlobLong(image);
offset+=4;
if ((size_t) cin.origination.x_offset != ~0UL)
(void) FormatImageProperty(image,"dpx:origination.x_offset","%.20g",
(double) cin.origination.x_offset);
cin.origination.y_offset=(ssize_t) ReadBlobLong(image);
offset+=4;
if ((size_t) cin.origination.y_offset != ~0UL)
(void) FormatImageProperty(image,"dpx:origination.y_offset","%.20g",
(double) cin.origination.y_offset);
offset+=ReadBlob(image,sizeof(cin.origination.filename),(unsigned char *)
cin.origination.filename);
(void) SetImageProperty(image,"dpx:origination.filename",
cin.origination.filename,exception);
offset+=ReadBlob(image,sizeof(cin.origination.create_date),(unsigned char *)
cin.origination.create_date);
(void) SetImageProperty(image,"dpx:origination.create_date",
cin.origination.create_date,exception);
offset+=ReadBlob(image,sizeof(cin.origination.create_time),(unsigned char *)
cin.origination.create_time);
(void) SetImageProperty(image,"dpx:origination.create_time",
cin.origination.create_time,exception);
offset+=ReadBlob(image,sizeof(cin.origination.device),(unsigned char *)
cin.origination.device);
(void) SetImageProperty(image,"dpx:origination.device",
cin.origination.device,exception);
offset+=ReadBlob(image,sizeof(cin.origination.model),(unsigned char *)
cin.origination.model);
(void) SetImageProperty(image,"dpx:origination.model",cin.origination.model,
exception);
offset+=ReadBlob(image,sizeof(cin.origination.serial),(unsigned char *)
cin.origination.serial);
(void) SetImageProperty(image,"dpx:origination.serial",
cin.origination.serial,exception);
cin.origination.x_pitch=ReadBlobFloat(image);
offset+=4;
cin.origination.y_pitch=ReadBlobFloat(image);
offset+=4;
cin.origination.gamma=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.origination.gamma) != MagickFalse)
image->gamma=cin.origination.gamma;
offset+=ReadBlob(image,sizeof(cin.origination.reserve),(unsigned char *)
cin.origination.reserve);
if ((cin.file.image_offset > 2048) && (cin.file.user_length != 0))
{
int
c;
/*
Image film information.
*/
cin.film.id=ReadBlobByte(image);
offset++;
c=cin.film.id;
if (c != ~0)
(void) FormatImageProperty(image,"dpx:film.id","%d",cin.film.id);
cin.film.type=ReadBlobByte(image);
offset++;
c=cin.film.type;
if (c != ~0)
(void) FormatImageProperty(image,"dpx:film.type","%d",cin.film.type);
cin.film.offset=ReadBlobByte(image);
offset++;
c=cin.film.offset;
if (c != ~0)
(void) FormatImageProperty(image,"dpx:film.offset","%d",
cin.film.offset);
cin.film.reserve1=ReadBlobByte(image);
offset++;
cin.film.prefix=ReadBlobLong(image);
offset+=4;
if (cin.film.prefix != ~0UL)
(void) FormatImageProperty(image,"dpx:film.prefix","%.20g",(double)
cin.film.prefix);
cin.film.count=ReadBlobLong(image);
offset+=4;
offset+=ReadBlob(image,sizeof(cin.film.format),(unsigned char *)
cin.film.format);
(void) SetImageProperty(image,"dpx:film.format",cin.film.format,
exception);
cin.film.frame_position=ReadBlobLong(image);
offset+=4;
if (cin.film.frame_position != ~0UL)
(void) FormatImageProperty(image,"dpx:film.frame_position","%.20g",
(double) cin.film.frame_position);
cin.film.frame_rate=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.film.frame_rate) != MagickFalse)
(void) FormatImageProperty(image,"dpx:film.frame_rate","%g",
cin.film.frame_rate);
offset+=ReadBlob(image,sizeof(cin.film.frame_id),(unsigned char *)
cin.film.frame_id);
(void) SetImageProperty(image,"dpx:film.frame_id",cin.film.frame_id,
exception);
offset+=ReadBlob(image,sizeof(cin.film.slate_info),(unsigned char *)
cin.film.slate_info);
(void) SetImageProperty(image,"dpx:film.slate_info",cin.film.slate_info,
exception);
offset+=ReadBlob(image,sizeof(cin.film.reserve),(unsigned char *)
cin.film.reserve);
}
if ((cin.file.image_offset > 2048) && (cin.file.user_length != 0))
{
StringInfo
*profile;
/*
User defined data.
*/
profile=BlobToStringInfo((const void *) NULL,cin.file.user_length);
if (profile == (StringInfo *) NULL)
ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
offset+=ReadBlob(image,GetStringInfoLength(profile),
GetStringInfoDatum(profile));
(void) SetImageProfile(image,"dpx:user.data",profile,exception);
profile=DestroyStringInfo(profile);
}
for ( ; offset < (MagickOffsetType) cin.file.image_offset; offset++)
(void) ReadBlobByte(image);
image->depth=cin.image.channel[0].bits_per_pixel;
image->columns=cin.image.channel[0].pixels_per_line;
image->rows=cin.image.channel[0].lines_per_image;
if (image_info->ping)
{
(void) CloseBlob(image);
return(image);
}
/*
Convert CIN raster image to pixel packets.
*/
quantum_info=AcquireQuantumInfo(image_info,image);
if (quantum_info == (QuantumInfo *) NULL)
ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
quantum_info->quantum=32;
quantum_info->pack=MagickFalse;
quantum_type=RGBQuantum;
pixels=GetQuantumPixels(quantum_info);
length=GetQuantumExtent(image,quantum_info,quantum_type);
length=GetBytesPerRow(image->columns,3,image->depth,MagickTrue);
if (cin.image.number_channels == 1)
{
quantum_type=GrayQuantum;
length=GetBytesPerRow(image->columns,1,image->depth,MagickTrue);
}
for (y=0; y < (ssize_t) image->rows; y++)
{
q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
if (q == (Quantum *) NULL)
break;
count=ReadBlob(image,length,pixels);
if ((size_t) count != length)
break;
(void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info,
quantum_type,pixels,exception);
if (SyncAuthenticPixels(image,exception) == MagickFalse)
break;
if (image->previous == (Image *) NULL)
{
status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
image->rows);
if (status == MagickFalse)
break;
}
}
SetQuantumImageType(image,quantum_type);
quantum_info=DestroyQuantumInfo(quantum_info);
if (EOFBlob(image) != MagickFalse)
ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
image->filename);
SetImageColorspace(image,LogColorspace,exception);
(void) CloseBlob(image);
return(GetFirstImageInList(image));
}
static Image *ReadINLINEImage(const ImageInfo *image_info,
ExceptionInfo *exception)
{
Image
*image;
MagickBooleanType
status;
register size_t
i;
ssize_t
count;
size_t
quantum;
unsigned char
*inline_image;
/*
Open image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
if (image_info->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
image_info->filename);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
if (LocaleNCompare(image_info->filename,"data:",5) == 0)
return(ReadInlineImage(image_info,image_info->filename,exception));
image=AcquireImage(image_info);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == MagickFalse)
{
image=DestroyImageList(image);
return((Image *) NULL);
}
quantum=MagickMin((size_t) GetBlobSize(image),MagickMaxBufferExtent);
inline_image=(unsigned char *) AcquireQuantumMemory(quantum,
sizeof(*inline_image));
for (i=0; inline_image != (unsigned char *) NULL; i+=count)
{
count=(ssize_t) ReadBlob(image,quantum,inline_image+i);
if (count <= 0)
{
count=0;
if (errno != EINTR)
break;
}
if (~(1UL*i) < (quantum+1))
{
inline_image=(unsigned char *) RelinquishMagickMemory(inline_image);
break;
}
inline_image=(unsigned char *) ResizeQuantumMemory(inline_image,i+quantum+1,
sizeof(*inline_image));
}
if (inline_image == (unsigned char *) NULL)
{
(void) ThrowMagickException(exception,GetMagickModule(),
ResourceLimitError,"MemoryAllocationFailed","`%s'",image->filename);
return((Image *) NULL);
}
inline_image[i+count]='\0';
image=DestroyImageList(image);
image=ReadInlineImage(image_info,(char *) inline_image,exception);
inline_image=(unsigned char *) RelinquishMagickMemory(inline_image);
return(image);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% G e t G e o m e t r y %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% GetGeometry() parses a geometry specification and returns the width,
% height, x, and y values. It also returns flags that indicates which
% of the four values (width, height, x, y) were located in the string, and
% whether the x or y values are negative. In addition, there are flags to
% report any meta characters (%, !, <, or >).
%
% The format of the GetGeometry method is:
%
% MagickStatusType GetGeometry(const char *geometry,ssize_t *x,ssize_t *y,
% size_t *width,size_t *height)
%
% A description of each parameter follows:
%
% o geometry: The geometry.
%
% o x,y: The x and y offset as determined by the geometry specification.
%
% o width,height: The width and height as determined by the geometry
% specification.
%
*/
MagickExport MagickStatusType GetGeometry(const char *geometry,ssize_t *x,ssize_t *y,
size_t *width,size_t *height)
{
char
*p,
pedantic_geometry[MaxTextExtent],
*q;
double
value;
MagickStatusType
flags;
/*
Remove whitespace and meta characters from geometry specification.
*/
flags=NoValue;
if ((geometry == (char *) NULL) || (*geometry == '\0'))
return(flags);
if (strlen(geometry) >= MaxTextExtent)
return(flags);
(void) CopyMagickString(pedantic_geometry,geometry,MaxTextExtent);
for (p=pedantic_geometry; *p != '\0'; )
{
if (isspace((int) ((unsigned char) *p)) != 0)
{
(void) CopyMagickString(p,p+1,MaxTextExtent);
continue;
}
switch ((int) *p)
{
case '%':
{
flags|=PercentValue;
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '!':
{
flags|=AspectValue;
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '<':
{
flags|=LessValue;
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '>':
{
flags|=GreaterValue;
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '^':
{
flags|=MinimumValue;
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '@':
{
flags|=AreaValue;
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '(':
case ')':
{
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '-':
case '.':
case ',':
case '+':
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
case -41:
case 'x':
case 'X':
{
p++;
break;
}
default:
return(flags);
}
}
/*
Parse width, height, x, and y.
*/
p=pedantic_geometry;
if (*p == '\0')
return(flags);
q=p;
value=strtod(p,&q);
if (LocaleNCompare(p,"0x",2) == 0)
value=(double) strtol(p,&q,10);
if ((((int) *q) == -41) || (*q == 'x') || (*q == 'X') || (*q == '\0'))
{
/*
Parse width.
*/
q=p;
if (LocaleNCompare(p,"0x",2) == 0)
*width=(size_t) strtol(p,&p,10);
else
*width=(size_t) floor(strtod(p,&p)+0.5);
if (p != q)
flags|=WidthValue;
}
if ((((int) *p) == -41) || (*p == 'x') || (*p == 'X'))
{
p++;
if ((*p != '+') && (*p != '-'))
{
/*
Parse height.
*/
q=p;
*height=(size_t) floor(strtod(p,&p)+0.5);
if (p != q)
flags|=HeightValue;
}
}
if ((*p == '+') || (*p == '-'))
{
/*
Parse x value.
*/
if (*p == '-')
flags|=XNegative;
q=p;
*x=(ssize_t) ceil(strtod(p,&p)-0.5);
if (p != q)
flags|=XValue;
if ((*p == '+') || (*p == '-'))
{
/*
Parse y value.
*/
if (*p == '-')
flags|=YNegative;
q=p;
*y=(ssize_t) ceil(strtod(p,&p)-0.5);
if (p != q)
flags|=YValue;
}
}
return(flags);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% P a r s e G e o m e t r y %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% ParseGeometry() parses a geometry specification and returns the sigma,
% rho, xi, and psi values. It also returns flags that indicates which
% of the four values (sigma, rho, xi, psi) were located in the string, and
% whether the xi or pi values are negative. In addition, there are flags to
% report any meta characters (%, !, <, or >).
%
% The format of the ParseGeometry method is:
%
% MagickStatusType ParseGeometry(const char *geometry,
% GeometryInfo *geometry_info)
%
% A description of each parameter follows:
%
% o geometry: The geometry.
%
% o geometry_info: returns the parsed width/height/x/y in this structure.
%
*/
MagickExport MagickStatusType ParseGeometry(const char *geometry,
GeometryInfo *geometry_info)
{
char
*p,
pedantic_geometry[MaxTextExtent],
*q;
double
value;
MagickStatusType
flags;
/*
Remove whitespaces meta characters from geometry specification.
*/
assert(geometry_info != (GeometryInfo *) NULL);
flags=NoValue;
if ((geometry == (char *) NULL) || (*geometry == '\0'))
return(flags);
if (strlen(geometry) >= MaxTextExtent)
return(flags);
(void) CopyMagickString(pedantic_geometry,geometry,MaxTextExtent);
for (p=pedantic_geometry; *p != '\0'; )
{
if (isspace((int) ((unsigned char) *p)) != 0)
{
(void) CopyMagickString(p,p+1,MaxTextExtent);
continue;
}
switch ((int) *p)
{
case '%':
{
flags|=PercentValue;
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '!':
{
flags|=AspectValue;
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '<':
{
flags|=LessValue;
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '>':
{
flags|=GreaterValue;
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '^':
{
flags|=MinimumValue;
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '@':
{
flags|=AreaValue;
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '(':
case ')':
{
(void) CopyMagickString(p,p+1,MaxTextExtent);
break;
}
case '-':
case '+':
case ',':
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
case -41:
case 'x':
case 'X':
case '/':
case ':':
{
p++;
break;
}
case '.':
{
p++;
flags|=DecimalValue;
break;
}
default:
return(flags);
}
}
/*
Parse rho, sigma, xi, psi, and optionally chi.
*/
p=pedantic_geometry;
if (*p == '\0')
return(flags);
q=p;
value=strtod(p,&q);
if (LocaleNCompare(p,"0x",2) == 0)
value=(double) strtol(p,&q,10);
if ((((int) *q) == -41) || (*q == 'x') || (*q == 'X') || (*q == ',') ||
(*q == '/') || (*q == ':') || (*q =='\0'))
{
/*
Parse rho.
*/
q=p;
if (LocaleNCompare(p,"0x",2) == 0)
value=(double) strtol(p,&p,10);
else
value=strtod(p,&p);
if (p != q)
{
flags|=RhoValue;
geometry_info->rho=value;
}
}
q=p;
if ((((int) *p) == -41) || (*p == 'x') || (*p == 'X') || (*p == ',') ||
(*p == '/') || (*p == ':'))
{
/*
Parse sigma.
*/
p++;
while (isspace((int) ((unsigned char) *p)) != 0)
p++;
if (((((int) *q) != -41) && (*q != 'x') && (*q != 'X')) ||
((*p != '+') && (*p != '-')))
{
q=p;
value=strtod(p,&p);
if (p != q)
{
flags|=SigmaValue;
geometry_info->sigma=value;
}
}
}
while (isspace((int) ((unsigned char) *p)) != 0)
p++;
if ((*p == '+') || (*p == '-') || (*p == ',') || (*p == '/') || (*p == ':'))
{
/*
Parse xi value.
*/
if ((*p == ',') || (*p == '/') || (*p == ':'))
p++;
q=p;
value=strtod(p,&p);
if (p != q)
{
flags|=XiValue;
if (*q == '-')
flags|=XiNegative;
geometry_info->xi=value;
}
while (isspace((int) ((unsigned char) *p)) != 0)
p++;
if ((*p == '+') || (*p == '-') || (*p == ',') || (*p == '/') ||
(*p == ':'))
{
/*
Parse psi value.
*/
if ((*p == ',') || (*p == '/') || (*p == ':'))
p++;
q=p;
value=strtod(p,&p);
if (p != q)
{
flags|=PsiValue;
if (*q == '-')
flags|=PsiNegative;
geometry_info->psi=value;
}
}
while (isspace((int) ((unsigned char) *p)) != 0)
p++;
if ((*p == '+') || (*p == '-') || (*p == ',') || (*p == '/') ||
(*p == ':'))
{
/*
Parse chi value.
*/
if ((*p == ',') || (*p == '/') || (*p == ':'))
p++;
q=p;
value=strtod(p,&p);
if (p != q)
{
flags|=ChiValue;
if (*q == '-')
flags|=ChiNegative;
geometry_info->chi=value;
}
}
}
if (strchr(pedantic_geometry,':') != (char *) NULL)
{
/*
Normalize sampling factor (e.g. 4:2:2 => 2x1).
*/
geometry_info->rho/=geometry_info->sigma;
geometry_info->sigma=1.0;
if (geometry_info->xi == 0.0)
geometry_info->sigma=2.0;
}
if (((flags & SigmaValue) == 0) && ((flags & XiValue) != 0) &&
((flags & PsiValue) == 0))
{
/*
Support negative height values (e.g. 30x-20).
*/
geometry_info->sigma=geometry_info->xi;
geometry_info->xi=0.0;
flags|=SigmaValue;
flags&=(~XiValue);
}
return(flags);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% G e t P a g e G e o m e t r y %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% GetPageGeometry() replaces any page mneumonic with the equivalent size in
% picas.
%
% The format of the GetPageGeometry method is:
%
% char *GetPageGeometry(const char *page_geometry)
%
% A description of each parameter follows.
%
% o page_geometry: Specifies a pointer to an array of characters.
% The string is either a Postscript page name (e.g. A4) or a postscript
% page geometry (e.g. 612x792+36+36).
%
*/
MagickExport char *GetPageGeometry(const char *page_geometry)
{
static const char
*PageSizes[][2]=
{
{ "4x6", "288x432" },
{ "5x7", "360x504" },
{ "7x9", "504x648" },
{ "8x10", "576x720" },
{ "9x11", "648x792" },
{ "9x12", "648x864" },
{ "10x13", "720x936" },
{ "10x14", "720x1008" },
{ "11x17", "792x1224" },
{ "a0", "2384x3370" },
{ "a1", "1684x2384" },
{ "a10", "73x105" },
{ "a2", "1191x1684" },
{ "a3", "842x1191" },
{ "a4", "595x842" },
{ "a4smaLL", "595x842" },
{ "a5", "420x595" },
{ "a6", "297x420" },
{ "a7", "210x297" },
{ "a8", "148x210" },
{ "a9", "105x148" },
{ "archa", "648x864" },
{ "archb", "864x1296" },
{ "archC", "1296x1728" },
{ "archd", "1728x2592" },
{ "arche", "2592x3456" },
{ "b0", "2920x4127" },
{ "b1", "2064x2920" },
{ "b10", "91x127" },
{ "b2", "1460x2064" },
{ "b3", "1032x1460" },
{ "b4", "729x1032" },
{ "b5", "516x729" },
{ "b6", "363x516" },
{ "b7", "258x363" },
{ "b8", "181x258" },
{ "b9", "127x181" },
{ "c0", "2599x3676" },
{ "c1", "1837x2599" },
{ "c2", "1298x1837" },
{ "c3", "918x1296" },
{ "c4", "649x918" },
{ "c5", "459x649" },
{ "c6", "323x459" },
{ "c7", "230x323" },
{ "executive", "540x720" },
{ "flsa", "612x936" },
{ "flse", "612x936" },
{ "folio", "612x936" },
{ "halfletter", "396x612" },
{ "isob0", "2835x4008" },
{ "isob1", "2004x2835" },
{ "isob10", "88x125" },
{ "isob2", "1417x2004" },
{ "isob3", "1001x1417" },
{ "isob4", "709x1001" },
{ "isob5", "499x709" },
{ "isob6", "354x499" },
{ "isob7", "249x354" },
{ "isob8", "176x249" },
{ "isob9", "125x176" },
{ "jisb0", "1030x1456" },
{ "jisb1", "728x1030" },
{ "jisb2", "515x728" },
{ "jisb3", "364x515" },
{ "jisb4", "257x364" },
{ "jisb5", "182x257" },
{ "jisb6", "128x182" },
{ "ledger", "1224x792" },
{ "legal", "612x1008" },
{ "letter", "612x792" },
{ "lettersmaLL", "612x792" },
{ "quarto", "610x780" },
{ "statement", "396x612" },
{ "tabloid", "792x1224" },
{ (char *) NULL, (char *) NULL }
};
char
*page;
register ssize_t
i;
assert(page_geometry != (char *) NULL);
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",page_geometry);
page=AcquireString(page_geometry);
for (i=0; *PageSizes[i] != (char *) NULL; i++)
if (LocaleNCompare(PageSizes[i][0],page,strlen(PageSizes[i][0])) == 0)
{
RectangleInfo
geometry;
MagickStatusType
flags;
/*
Replace mneumonic with the equivalent size in dots-per-inch.
*/
(void) CopyMagickString(page,PageSizes[i][1],MaxTextExtent);
(void) ConcatenateMagickString(page,page_geometry+
strlen(PageSizes[i][0]),MaxTextExtent);
flags=GetGeometry(page,&geometry.x,&geometry.y,&geometry.width,
&geometry.height);
if ((flags & GreaterValue) == 0)
(void) ConcatenateMagickString(page,">",MaxTextExtent);
break;
}
return(page);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e a d X P S I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% ReadXPSImage() reads a Printer Control Language 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 ReadXPSImage method is:
%
% Image *ReadXPSImage(const ImageInfo *image_info,ExceptionInfo *exception)
%
% A description of each parameter follows:
%
% o image_info: the image info.
%
% o exception: return any errors or warnings in this structure.
%
*/
static Image *ReadXPSImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
#define CropBox "CropBox"
#define DeviceCMYK "DeviceCMYK"
#define MediaBox "MediaBox"
#define RenderXPSText " Rendering XPS... "
char
command[MaxTextExtent],
density[MaxTextExtent],
filename[MaxTextExtent],
geometry[MaxTextExtent],
options[MaxTextExtent],
input_filename[MaxTextExtent];
const DelegateInfo
*delegate_info;
Image
*image,
*next_image;
ImageInfo
*read_info;
MagickBooleanType
cmyk,
status;
PointInfo
delta;
RectangleInfo
bounding_box,
page;
register char
*p;
register ssize_t
c;
SegmentInfo
bounds;
size_t
height,
width;
ssize_t
count;
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
if (image_info->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
image_info->filename);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
/*
Open image file.
*/
image=AcquireImage(image_info);
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;
if ((image->x_resolution == 0.0) || (image->y_resolution == 0.0))
{
GeometryInfo
geometry_info;
MagickStatusType
flags;
flags=ParseGeometry(PSDensityGeometry,&geometry_info);
image->x_resolution=geometry_info.rho;
image->y_resolution=geometry_info.sigma;
if ((flags & SigmaValue) == 0)
image->y_resolution=image->x_resolution;
}
(void) FormatLocaleString(density,MaxTextExtent,"%gx%g",
image->x_resolution,image->y_resolution);
/*
Determine page geometry from the XPS media box.
*/
cmyk=image->colorspace == CMYKColorspace ? MagickTrue : MagickFalse;
count=0;
(void) ResetMagickMemory(&bounding_box,0,sizeof(bounding_box));
(void) ResetMagickMemory(&bounds,0,sizeof(bounds));
(void) ResetMagickMemory(&page,0,sizeof(page));
(void) ResetMagickMemory(command,0,sizeof(command));
p=command;
for (c=ReadBlobByte(image); c != EOF; c=ReadBlobByte(image))
{
if (image_info->page != (char *) NULL)
continue;
/*
Note XPS elements.
*/
*p++=(char) c;
if ((c != (int) '/') && (c != '\n') &&
((size_t) (p-command) < (MaxTextExtent-1)))
continue;
*p='\0';
p=command;
/*
Is this a CMYK document?
*/
if (LocaleNCompare(DeviceCMYK,command,strlen(DeviceCMYK)) == 0)
cmyk=MagickTrue;
if (LocaleNCompare(CropBox,command,strlen(CropBox)) == 0)
{
/*
Note region defined by crop box.
*/
count=(ssize_t) sscanf(command,"CropBox [%lf %lf %lf %lf",
&bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
if (count != 4)
count=(ssize_t) sscanf(command,"CropBox[%lf %lf %lf %lf",
&bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
}
if (LocaleNCompare(MediaBox,command,strlen(MediaBox)) == 0)
{
/*
Note region defined by media box.
*/
count=(ssize_t) sscanf(command,"MediaBox [%lf %lf %lf %lf",
&bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
if (count != 4)
count=(ssize_t) sscanf(command,"MediaBox[%lf %lf %lf %lf",
&bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
}
if (count != 4)
continue;
/*
Set XPS render geometry.
*/
width=(size_t) (floor(bounds.x2+0.5)-ceil(bounds.x1-0.5));
height=(size_t) (floor(bounds.y2+0.5)-ceil(bounds.y1-0.5));
if (width > page.width)
page.width=width;
if (height > page.height)
page.height=height;
}
(void) CloseBlob(image);
/*
Render XPS with the GhostXPS delegate.
*/
if ((page.width == 0) || (page.height == 0))
(void) ParseAbsoluteGeometry(PSPageGeometry,&page);
if (image_info->page != (char *) NULL)
(void) ParseAbsoluteGeometry(image_info->page,&page);
(void) FormatLocaleString(geometry,MaxTextExtent,"%.20gx%.20g",(double)
page.width,(double) page.height);
if (image_info->monochrome != MagickFalse)
delegate_info=GetDelegateInfo("xps:mono",(char *) NULL,exception);
else
if (cmyk != MagickFalse)
delegate_info=GetDelegateInfo("xps:cmyk",(char *) NULL,exception);
else
delegate_info=GetDelegateInfo("xps:color",(char *) NULL,exception);
if (delegate_info == (const DelegateInfo *) NULL)
return((Image *) NULL);
*options='\0';
if ((page.width == 0) || (page.height == 0))
(void) ParseAbsoluteGeometry(PSPageGeometry,&page);
if (image_info->page != (char *) NULL)
(void) ParseAbsoluteGeometry(image_info->page,&page);
page.width=(size_t) floor(page.width*image->y_resolution/delta.x+0.5);
page.height=(size_t) floor(page.height*image->y_resolution/delta.y+0.5);
(void) FormatLocaleString(options,MaxTextExtent,"-g%.20gx%.20g ",(double)
page.width,(double) page.height);
image=DestroyImage(image);
read_info=CloneImageInfo(image_info);
*read_info->magick='\0';
if (read_info->number_scenes != 0)
{
if (read_info->number_scenes != 1)
(void) FormatLocaleString(options,MaxTextExtent,"-dLastPage=%.20g",
(double) (read_info->scene+read_info->number_scenes));
else
(void) FormatLocaleString(options,MaxTextExtent,
"-dFirstPage=%.20g -dLastPage=%.20g",(double) read_info->scene+1,
(double) (read_info->scene+read_info->number_scenes));
read_info->number_scenes=0;
if (read_info->scenes != (char *) NULL)
*read_info->scenes='\0';
}
if (read_info->authenticate != (char *) NULL)
(void) FormatLocaleString(options+strlen(options),MaxTextExtent,
" -sXPSPassword=%s",read_info->authenticate);
(void) CopyMagickString(filename,read_info->filename,MaxTextExtent);
(void) AcquireUniqueFilename(read_info->filename);
(void) FormatLocaleString(command,MaxTextExtent,
GetDelegateCommands(delegate_info),
read_info->antialias != MagickFalse ? 4 : 1,
read_info->antialias != MagickFalse ? 4 : 1,density,options,
read_info->filename,input_filename);
status=SystemCommand(MagickFalse,read_info->verbose,command,exception) != 0 ?
MagickTrue : MagickFalse;
image=ReadImage(read_info,exception);
(void) RelinquishUniqueFileResource(read_info->filename);
(void) RelinquishUniqueFileResource(input_filename);
read_info=DestroyImageInfo(read_info);
if (image == (Image *) NULL)
ThrowReaderException(DelegateError,"XPSDelegateFailed");
if (LocaleCompare(image->magick,"BMP") == 0)
{
Image
*cmyk_image;
cmyk_image=ConsolidateCMYKImages(image,&image->exception);
if (cmyk_image != (Image *) NULL)
{
image=DestroyImageList(image);
image=cmyk_image;
}
}
do
{
(void) CopyMagickString(image->filename,filename,MaxTextExtent);
image->page=page;
next_image=SyncNextImageInList(image);
if (next_image != (Image *) NULL)
image=next_image;
} while (next_image != (Image *) NULL);
return(GetFirstImageInList(image));
}
WandExport MagickBooleanType ImportImageCommand(ImageInfo *image_info,
int argc,char **argv,char **wand_unused(metadata),ExceptionInfo *exception)
{
#if defined(MAGICKCORE_X11_DELEGATE)
#define DestroyImport() \
{ \
XDestroyResourceInfo(&resource_info); \
if (display != (Display *) NULL) \
{ \
XCloseDisplay(display); \
display=(Display *) NULL; \
} \
DestroyImageStack(); \
if (target_window != (char *) NULL) \
target_window=DestroyString(target_window); \
for (i=0; i < (ssize_t) argc; i++) \
argv[i]=DestroyString(argv[i]); \
argv=(char **) RelinquishMagickMemory(argv); \
}
#define ThrowImportException(asperity,tag,option) \
{ \
(void) ThrowMagickException(exception,GetMagickModule(),asperity,tag,"`%s'", \
option); \
DestroyImport(); \
return(MagickFalse); \
}
#define ThrowImportInvalidArgumentException(option,argument) \
{ \
(void) ThrowMagickException(exception,GetMagickModule(),OptionError, \
"InvalidArgument","`%s': %s",option,argument); \
DestroyImport(); \
return(MagickFalse); \
}
char
*filename,
*option,
*resource_value,
*server_name,
*target_window;
Display
*display;
Image
*image;
ImageStack
image_stack[MaxImageStackDepth+1];
MagickBooleanType
fire,
pend,
respect_parenthesis;
MagickStatusType
status;
QuantizeInfo
*quantize_info;
register ssize_t
i;
ssize_t
j,
k,
snapshots;
XImportInfo
ximage_info;
XResourceInfo
resource_info;
XrmDatabase
resource_database;
/*
Set defaults.
*/
assert(image_info != (ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
if (image_info->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"...");
assert(exception != (ExceptionInfo *) NULL);
if (argc == 2)
{
option=argv[1];
if ((LocaleCompare("version",option+1) == 0) ||
(LocaleCompare("-version",option+1) == 0))
{
(void) FormatLocaleFile(stdout,"Version: %s\n",
GetMagickVersion((size_t *) NULL));
(void) FormatLocaleFile(stdout,"Copyright: %s\n",
GetMagickCopyright());
(void) FormatLocaleFile(stdout,"Features: %s\n\n",
GetMagickFeatures());
return(MagickFalse);
}
}
display=(Display *) NULL;
j=1;
k=0;
NewImageStack();
option=(char *) NULL;
pend=MagickFalse;
resource_database=(XrmDatabase) NULL;
respect_parenthesis=MagickFalse;
(void) ResetMagickMemory(&resource_info,0,sizeof(resource_info));
server_name=(char *) NULL;
status=MagickTrue;
SetNotifyHandlers;
target_window=(char *) NULL;
/*
Check for server name specified on the command line.
*/
ReadCommandlLine(argc,&argv);
status=ExpandFilenames(&argc,&argv);
if (status == MagickFalse)
ThrowImportException(ResourceLimitError,"MemoryAllocationFailed",
GetExceptionMessage(errno));
for (i=1; i < (ssize_t) argc; i++)
{
/*
Check command line for server name.
*/
option=argv[i];
if (LocaleCompare("display",option+1) == 0)
{
/*
User specified server name.
*/
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
server_name=argv[i];
}
if ((LocaleCompare("help",option+1) == 0) ||
(LocaleCompare("-help",option+1) == 0))
return(ImportUsage());
}
/*
Get user defaults from X resource database.
*/
display=XOpenDisplay(server_name);
if (display == (Display *) NULL)
ThrowImportException(XServerError,"UnableToOpenXServer",
XDisplayName(server_name));
(void) XSetErrorHandler(XError);
resource_database=XGetResourceDatabase(display,GetClientName());
XGetImportInfo(&ximage_info);
XGetResourceInfo(image_info,resource_database,GetClientName(),
&resource_info);
quantize_info=resource_info.quantize_info;
resource_value=XGetResourceInstance(resource_database,GetClientName(),
"border","False");
ximage_info.borders=IsMagickTrue(resource_value);
resource_value=XGetResourceInstance(resource_database,GetClientName(),
"delay","0");
resource_info.delay=(unsigned int) StringToUnsignedLong(resource_value);
image_info->density=XGetResourceInstance(resource_database,GetClientName(),
"density",(char *) NULL);
resource_value=XGetResourceInstance(resource_database,GetClientName(),
"descend","True");
ximage_info.descend=IsMagickTrue(resource_value);
resource_value=XGetResourceInstance(resource_database,GetClientName(),
"frame","False");
ximage_info.frame=IsMagickTrue(resource_value);
resource_value=XGetResourceInstance(resource_database,GetClientName(),
"interlace","none");
image_info->interlace=UndefinedInterlace;
if (LocaleCompare("None",resource_value) == 0)
image_info->interlace=NoInterlace;
if (LocaleCompare("Line",resource_value) == 0)
image_info->interlace=LineInterlace;
if (LocaleCompare("Plane",resource_value) == 0)
image_info->interlace=PlaneInterlace;
if (LocaleCompare("Partition",resource_value) == 0)
image_info->interlace=PartitionInterlace;
if (image_info->interlace == UndefinedInterlace)
ThrowImportException(OptionError,"Unrecognized interlace type",
resource_value);
image_info->page=XGetResourceInstance(resource_database,GetClientName(),
"pageGeometry",(char *) NULL);
resource_value=XGetResourceInstance(resource_database,GetClientName(),
"pause","0");
resource_info.pause=(unsigned int) StringToUnsignedLong(resource_value);
resource_value=XGetResourceInstance(resource_database,GetClientName(),
"quality","85");
image_info->quality=StringToUnsignedLong(resource_value);
resource_value=XGetResourceInstance(resource_database,GetClientName(),
"screen","False");
ximage_info.screen=IsMagickTrue(resource_value);
resource_value=XGetResourceInstance(resource_database,GetClientName(),
"silent","False");
ximage_info.silent=IsMagickTrue(resource_value);
resource_value=XGetResourceInstance(resource_database,GetClientName(),
"verbose","False");
image_info->verbose=IsMagickTrue(resource_value);
resource_value=XGetResourceInstance(resource_database,GetClientName(),
"dither","True");
quantize_info->dither=IsMagickTrue(resource_value);
snapshots=1;
status=MagickTrue;
filename=(char *) NULL;
/*
Check command syntax.
*/
for (i=1; i < (ssize_t) argc; i++)
{
option=argv[i];
if (LocaleCompare(option,"(") == 0)
{
FireImageStack(MagickFalse,MagickTrue,pend);
if (k == MaxImageStackDepth)
ThrowImportException(OptionError,"ParenthesisNestedTooDeeply",
option);
PushImageStack();
continue;
}
if (LocaleCompare(option,")") == 0)
{
FireImageStack(MagickFalse,MagickTrue,MagickTrue);
if (k == 0)
ThrowImportException(OptionError,"UnableToParseExpression",option);
PopImageStack();
continue;
}
if (IsCommandOption(option) == MagickFalse)
{
Image
*images;
size_t
scene;
/*
Read image from X server.
*/
FireImageStack(MagickFalse,MagickFalse,pend);
filename=argv[i];
if (target_window != (char *) NULL)
(void) CopyMagickString(image_info->filename,target_window,
MaxTextExtent);
for (scene=0; scene < (size_t) MagickMax(snapshots,1); scene++)
{
(void) sleep(resource_info.pause);
images=XImportImage(image_info,&ximage_info);
status&=(images != (Image *) NULL) &&
(exception->severity < ErrorException);
if (images == (Image *) NULL)
continue;
(void) CopyMagickString(images->filename,filename,MaxTextExtent);
(void) CopyMagickString(images->magick,"PS",MaxTextExtent);
images->scene=scene;
AppendImageStack(images);
}
continue;
}
pend=image != (Image *) NULL ? MagickTrue : MagickFalse;
switch(*(option+1))
{
case 'a':
{
if (LocaleCompare("adjoin",option+1) == 0)
break;
if (LocaleCompare("annotate",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
if (i == (ssize_t) (argc-1))
ThrowImportException(OptionError,"MissingArgument",option);
i++;
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'b':
{
if (LocaleCompare("border",option+1) == 0)
{
(void) CopyMagickString(argv[i]+1,"sans",MaxTextExtent);
ximage_info.borders=(*option == '-') ? MagickTrue : MagickFalse;
break;
}
if (LocaleCompare("bordercolor",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'c':
{
if (LocaleCompare("cache",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("channel",option+1) == 0)
{
ssize_t
channel;
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowImportException(OptionError,"MissingArgument",option);
channel=ParseChannelOption(argv[i]);
if (channel < 0)
ThrowImportException(OptionError,"UnrecognizedChannelType",
argv[i]);
break;
}
if (LocaleCompare("colors",option+1) == 0)
{
quantize_info->number_colors=0;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
quantize_info->number_colors=StringToUnsignedLong(argv[i]);
break;
}
if (LocaleCompare("colorspace",option+1) == 0)
{
ssize_t
colorspace;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
colorspace=ParseCommandOption(MagickColorspaceOptions,MagickFalse,
argv[i]);
if (colorspace < 0)
ThrowImportException(OptionError,"UnrecognizedColorspace",
argv[i]);
break;
}
if (LocaleCompare("comment",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
status=SetImageOption(image_info,"comment",argv[i]);
if (status == MagickFalse)
ThrowImportException(OptionError,"UnrecognizedOption",argv[i]);
break;
}
if (LocaleCompare("compress",option+1) == 0)
{
ssize_t
compress;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
compress=ParseCommandOption(MagickCompressOptions,MagickFalse,
argv[i]);
if (compress < 0)
ThrowImportException(OptionError,"UnrecognizedImageCompression",
argv[i]);
break;
}
if (LocaleCompare("concurrent",option+1) == 0)
break;
if (LocaleCompare("crop",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'd':
{
if (LocaleCompare("debug",option+1) == 0)
{
ssize_t
event;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
event=ParseCommandOption(MagickLogEventOptions,MagickFalse,argv[i]);
if (event < 0)
ThrowImportException(OptionError,"UnrecognizedEventType",argv[i]);
(void) SetLogEventMask(argv[i]);
break;
}
if (LocaleCompare("define",option+1) == 0)
{
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (*option == '+')
{
const char
*define;
define=GetImageOption(image_info,argv[i]);
if (define == (char *) NULL)
ThrowImportException(OptionError,"NoSuchOption",argv[i]);
break;
}
break;
}
if (LocaleCompare("delay",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
status=SetImageOption(image_info,"delay",argv[i]);
if (status == MagickFalse)
ThrowImportException(OptionError,"UnrecognizedOption",argv[i]);
break;
}
if (LocaleCompare("density",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("depth",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("descend",option+1) == 0)
{
ximage_info.descend=(*option == '-') ? MagickTrue : MagickFalse;
break;
}
if (LocaleCompare("display",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
break;
}
if (LocaleCompare("dispose",option+1) == 0)
{
ssize_t
dispose;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
dispose=ParseCommandOption(MagickDisposeOptions,MagickFalse,argv[i]);
if (dispose < 0)
ThrowImportException(OptionError,"UnrecognizedDisposeMethod",
argv[i]);
break;
}
if (LocaleCompare("dither",option+1) == 0)
{
ssize_t
method;
quantize_info->dither=MagickFalse;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
method=ParseCommandOption(MagickDitherOptions,MagickFalse,argv[i]);
if (method < 0)
ThrowImportException(OptionError,"UnrecognizedDitherMethod",
argv[i]);
quantize_info->dither=MagickTrue;
quantize_info->dither_method=(DitherMethod) method;
break;
}
if (LocaleCompare("duration",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'e':
{
if (LocaleCompare("encipher",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowImportException(OptionError,"MissingArgument",option);
break;
}
if (LocaleCompare("encoding",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
break;
}
if (LocaleCompare("endian",option+1) == 0)
{
ssize_t
endian;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
endian=ParseCommandOption(MagickEndianOptions,MagickFalse,
argv[i]);
if (endian < 0)
ThrowImportException(OptionError,"UnrecognizedEndianType",
argv[i]);
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'f':
{
if (LocaleCompare("filter",option+1) == 0)
{
ssize_t
filter;
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowImportException(OptionError,"MissingArgument",option);
filter=ParseCommandOption(MagickFilterOptions,MagickFalse,argv[i]);
if (filter < 0)
ThrowImportException(OptionError,"UnrecognizedImageFilter",
argv[i]);
break;
}
if (LocaleCompare("frame",option+1) == 0)
{
(void) CopyMagickString(argv[i]+1,"sans0",MaxTextExtent);
ximage_info.frame=(*option == '-') ? MagickTrue : MagickFalse;
break;
}
if (LocaleCompare("format",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowImportException(OptionError,"MissingArgument",option);
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'g':
{
if (LocaleCompare("geometry",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("gravity",option+1) == 0)
{
ssize_t
gravity;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
gravity=ParseCommandOption(MagickGravityOptions,MagickFalse,argv[i]);
if (gravity < 0)
ThrowImportException(OptionError,"UnrecognizedGravityType",
argv[i]);
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'h':
{
if (LocaleCompare("help",option+1) == 0)
break;
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'i':
{
if (LocaleCompare("identify",option+1) == 0)
break;
if (LocaleCompare("interlace",option+1) == 0)
{
ssize_t
interlace;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
interlace=ParseCommandOption(MagickInterlaceOptions,MagickFalse,
argv[i]);
if (interlace < 0)
ThrowImportException(OptionError,"UnrecognizedInterlaceType",
argv[i]);
break;
}
if (LocaleCompare("interpolate",option+1) == 0)
{
ssize_t
interpolate;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
interpolate=ParseCommandOption(MagickInterpolateOptions,MagickFalse,
argv[i]);
if (interpolate < 0)
ThrowImportException(OptionError,"UnrecognizedInterpolateMethod",
argv[i]);
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'l':
{
if (LocaleCompare("label",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
status=SetImageOption(image_info,"label",argv[i]);
if (status == MagickFalse)
ThrowImportException(OptionError,"UnrecognizedOption",argv[i]);
break;
}
if (LocaleCompare("limit",option+1) == 0)
{
char
*p;
double
value;
ssize_t
resource;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
resource=ParseCommandOption(MagickResourceOptions,MagickFalse,
argv[i]);
if (resource < 0)
ThrowImportException(OptionError,"UnrecognizedResourceType",
argv[i]);
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
value=InterpretLocaleValue(argv[i],&p);
(void) value;
if ((p == argv[i]) && (LocaleCompare("unlimited",argv[i]) != 0))
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("list",option+1) == 0)
{
ssize_t
list;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
list=ParseCommandOption(MagickListOptions,MagickFalse,argv[i]);
if (list < 0)
ThrowImportException(OptionError,"UnrecognizedListType",argv[i]);
status=MogrifyImageInfo(image_info,(int) (i-j+1),(const char **)
argv+j,exception);
DestroyImport();
return(status != 0 ? MagickFalse : MagickTrue);
}
if (LocaleCompare("log",option+1) == 0)
{
if (*option == '+')
break;
i++;
if ((i == (ssize_t) argc) || (strchr(argv[i],'%') == (char *) NULL))
ThrowImportException(OptionError,"MissingArgument",option);
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'm':
{
if (LocaleCompare("monitor",option+1) == 0)
break;
if (LocaleCompare("monochrome",option+1) == 0)
{
if (*option == '+')
break;
quantize_info->number_colors=2;
quantize_info->colorspace=GRAYColorspace;
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'n':
{
if (LocaleCompare("negate",option+1) == 0)
break;
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'p':
{
if (LocaleCompare("page",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
status=SetImageOption(image_info,"page",argv[i]);
if (status == MagickFalse)
ThrowImportException(OptionError,"UnrecognizedOption",argv[i]);
break;
}
if (LocaleCompare("pause",option+1) == 0)
{
resource_info.pause=0;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
resource_info.pause=(unsigned int) StringToUnsignedLong(argv[i]);
break;
}
if (LocaleCompare("ping",option+1) == 0)
break; /* deprecated option */
if (LocaleCompare("pointsize",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'q':
{
if (LocaleCompare("quality",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("quantize",option+1) == 0)
{
ssize_t
colorspace;
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowImportException(OptionError,"MissingArgument",option);
colorspace=ParseCommandOption(MagickColorspaceOptions,
MagickFalse,argv[i]);
if (colorspace < 0)
ThrowImportException(OptionError,"UnrecognizedColorspace",
argv[i]);
break;
}
if (LocaleCompare("quiet",option+1) == 0)
break;
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'r':
{
if (LocaleCompare("regard-warnings",option+1) == 0)
break;
if (LocaleCompare("repage",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("resize",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleNCompare("respect-parentheses",option+1,17) == 0)
{
respect_parenthesis=(*option == '-') ? MagickTrue : MagickFalse;
break;
}
if (LocaleCompare("rotate",option+1) == 0)
{
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 's':
{
if (LocaleCompare("sampling-factor",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("scene",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("set",option+1) == 0)
{
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
break;
}
if (LocaleCompare("screen",option+1) == 0)
{
ximage_info.screen=(*option == '-') ? MagickTrue : MagickFalse;
break;
}
if (LocaleCompare("seed",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("silent",option+1) == 0)
{
ximage_info.silent=(*option == '-') ? MagickTrue : MagickFalse;
break;
}
if (LocaleCompare("snaps",option+1) == 0)
{
(void) CopyMagickString(argv[i]+1,"sans",MaxTextExtent);
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
snapshots=(ssize_t) StringToLong(argv[i]);
break;
}
if (LocaleCompare("strip",option+1) == 0)
break;
if (LocaleCompare("support",option+1) == 0)
{
i++; /* deprecated */
break;
}
if (LocaleCompare("synchronize",option+1) == 0)
break;
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 't':
{
if (LocaleCompare("taint",option+1) == 0)
break;
if (LocaleCompare("thumbnail",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
break;
}
if (LocaleCompare("transparent",option+1) == 0)
{
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
break;
}
if (LocaleCompare("transparent-color",option+1) == 0)
{
if (*option == '+')
break;
i++;
if (i == (ssize_t) (argc-1))
ThrowImportException(OptionError,"MissingArgument",option);
break;
}
if (LocaleCompare("treedepth",option+1) == 0)
{
quantize_info->tree_depth=0;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
if (IsGeometry(argv[i]) == MagickFalse)
ThrowImportInvalidArgumentException(option,argv[i]);
quantize_info->tree_depth=StringToUnsignedLong(argv[i]);
break;
}
if (LocaleCompare("trim",option+1) == 0)
break;
if (LocaleCompare("type",option+1) == 0)
{
ssize_t
type;
if (*option == '+')
break;
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
type=ParseCommandOption(MagickTypeOptions,MagickFalse,argv[i]);
if (type < 0)
ThrowImportException(OptionError,"UnrecognizedImageType",argv[i]);
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case 'w':
{
i++;
if (i == (ssize_t) argc)
ThrowImportException(OptionError,"MissingArgument",option);
(void) CloneString(&target_window,argv[i]);
break;
}
case 'v':
{
if (LocaleCompare("verbose",option+1) == 0)
break;
if ((LocaleCompare("version",option+1) == 0) ||
(LocaleCompare("-version",option+1) == 0))
{
(void) FormatLocaleFile(stdout,"Version: %s\n",
GetMagickVersion((size_t *) NULL));
(void) FormatLocaleFile(stdout,"Copyright: %s\n",
GetMagickCopyright());
(void) FormatLocaleFile(stdout,"Features: %s\n\n",
GetMagickFeatures());
break;
}
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
case '?':
break;
default:
ThrowImportException(OptionError,"UnrecognizedOption",option);
}
fire=(GetCommandOptionFlags(MagickCommandOptions,MagickFalse,option) &
FireOptionFlag) == 0 ? MagickFalse : MagickTrue;
if (fire != MagickFalse)
FireImageStack(MagickFalse,MagickTrue,MagickTrue);
}
if (k != 0)
ThrowImportException(OptionError,"UnbalancedParenthesis",argv[i]);
if (i-- != (ssize_t) argc)
ThrowImportException(OptionError,"MissingAnImageFilename",argv[i]);
if (image == (Image *) NULL)
ThrowImportException(OptionError,"MissingAnImageFilename",argv[argc-1]);
FinalizeImageSettings(image_info,image,MagickTrue);
status&=WriteImages(image_info,image,filename,exception);
DestroyImport();
return(status != 0 ? MagickTrue : MagickFalse);
#else
(void) argc;
(void) argv;
(void) ThrowMagickException(exception,GetMagickModule(),MissingDelegateError,
"DelegateLibrarySupportNotBuiltIn","`%s' (X11)",image_info->filename);
return(ImportUsage());
#endif
}
static MagickBooleanType LoadCoderList(const char *xml,const char *filename,
const unsigned long depth,ExceptionInfo *exception)
{
char
keyword[MaxTextExtent],
*q,
*token;
CoderInfo
*coder_info = (CoderInfo *) NULL;
MagickBooleanType
status;
/*
Load the coder map file.
*/
(void) LogMagickEvent(ConfigureEvent,GetMagickModule(),
"Loading coder file \"%s\" ...",filename);
if (xml == (const char *) NULL)
return(MagickFalse);
if (coder_list == (SplayTreeInfo *) NULL)
{
coder_list=NewSplayTree(CompareSplayTreeString,RelinquishMagickMemory,
DestroyCoderNode);
if (coder_list == (SplayTreeInfo *) NULL)
{
ThrowFileException(exception,ResourceLimitError,
"MemoryAllocationFailed",filename);
return(MagickFalse);
}
}
status=MagickTrue;
token=AcquireString(xml);
for (q=(char *) xml; *q != '\0'; )
{
/*
Interpret XML.
*/
GetMagickToken(q,&q,token);
if (*token == '\0')
break;
(void) CopyMagickString(keyword,token,MaxTextExtent);
if (LocaleNCompare(keyword,"<!DOCTYPE",9) == 0)
{
/*
Doctype element.
*/
while ((LocaleNCompare(q,"]>",2) != 0) && (*q != '\0'))
GetMagickToken(q,&q,token);
continue;
}
if (LocaleNCompare(keyword,"<!--",4) == 0)
{
/*
Comment element.
*/
while ((LocaleNCompare(q,"->",2) != 0) && (*q != '\0'))
GetMagickToken(q,&q,token);
continue;
}
if (LocaleCompare(keyword,"<include") == 0)
{
/*
Include element.
*/
while (((*token != '/') && (*(token+1) != '>')) && (*q != '\0'))
{
(void) CopyMagickString(keyword,token,MaxTextExtent);
GetMagickToken(q,&q,token);
if (*token != '=')
continue;
GetMagickToken(q,&q,token);
if (LocaleCompare(keyword,"file") == 0)
{
if (depth > 200)
(void) ThrowMagickException(exception,GetMagickModule(),
ConfigureError,"IncludeNodeNestedTooDeeply","`%s'",token);
else
{
char
path[MaxTextExtent],
*xml;
GetPathComponent(filename,HeadPath,path);
if (*path != '\0')
(void) ConcatenateMagickString(path,DirectorySeparator,
MaxTextExtent);
(void) ConcatenateMagickString(path,token,MaxTextExtent);
xml=FileToString(path,~0,exception);
if (LoadCoderList(xml,path,depth+1,exception) == MagickFalse)
status=MagickFalse;
xml=(char *) RelinquishMagickMemory(xml);
}
}
}
continue;
}
if (LocaleCompare(keyword,"<coder") == 0)
{
/*
Allocate memory for the coder list.
*/
coder_info=(CoderInfo *) AcquireMagickMemory(sizeof(*coder_info));
if (coder_info == (CoderInfo *) NULL)
ThrowMagickFatalException(ResourceLimitFatalError,
"MemoryAllocationFailed",filename);
(void) ResetMagickMemory(coder_info,0,sizeof(*coder_info));
coder_info->path=ConstantString(AcquireString(filename));
coder_info->signature=MagickSignature;
continue;
}
if (coder_info == (CoderInfo *) NULL)
continue;
if (LocaleCompare(keyword,"/>") == 0)
{
status=AddValueToSplayTree(coder_list,
ConstantString(AcquireString(coder_info->magick)),coder_info);
if (status == MagickFalse)
(void) ThrowMagickException(exception,GetMagickModule(),
ResourceLimitError,"MemoryAllocationFailed","`%s'",
coder_info->magick);
coder_info=(CoderInfo *) NULL;
}
GetMagickToken(q,(char **) NULL,token);
if (*token != '=')
continue;
GetMagickToken(q,&q,token);
GetMagickToken(q,&q,token);
switch (*keyword)
{
case 'M':
case 'm':
{
if (LocaleCompare((char *) keyword,"magick") == 0)
{
coder_info->magick=ConstantString(AcquireString(token));
break;
}
break;
}
case 'N':
case 'n':
{
if (LocaleCompare((char *) keyword,"name") == 0)
{
coder_info->name=ConstantString(AcquireString(token));
break;
}
break;
}
case 'S':
case 's':
{
if (LocaleCompare((char *) keyword,"stealth") == 0)
{
coder_info->stealth=(MagickBooleanType)
(LocaleCompare(token,"True") == 0);
break;
}
break;
}
default:
break;
}
}
token=(char *) RelinquishMagickMemory(token);
if (coder_list == (SplayTreeInfo *) NULL)
return(MagickFalse);
return(status);
}
static Image *ReadSFWImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
static unsigned char
HuffmanTable[] =
{
0xFF, 0xC4, 0x01, 0xA2, 0x00, 0x00, 0x01, 0x05, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B,
0x01, 0x00, 0x03, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x03, 0x04,
0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x10, 0x00, 0x02, 0x01,
0x03, 0x03, 0x02, 0x04, 0x03, 0x05, 0x05, 0x04, 0x04, 0x00, 0x00,
0x01, 0x7D, 0x01, 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12, 0x21,
0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07, 0x22, 0x71, 0x14, 0x32,
0x81, 0x91, 0xA1, 0x08, 0x23, 0x42, 0xB1, 0xC1, 0x15, 0x52, 0xD1,
0xF0, 0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0A, 0x16, 0x17, 0x18,
0x19, 0x1A, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x34, 0x35, 0x36,
0x37, 0x38, 0x39, 0x3A, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49,
0x4A, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x63, 0x64,
0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x73, 0x74, 0x75, 0x76, 0x77,
0x78, 0x79, 0x7A, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A,
0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0xA2, 0xA3,
0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9, 0xAA, 0xB2, 0xB3, 0xB4, 0xB5,
0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7,
0xC8, 0xC9, 0xCA, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, 0xD8, 0xD9,
0xDA, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7, 0xE8, 0xE9, 0xEA,
0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8, 0xF9, 0xFA, 0x11,
0x00, 0x02, 0x01, 0x02, 0x04, 0x04, 0x03, 0x04, 0x07, 0x05, 0x04,
0x04, 0x00, 0x01, 0x02, 0x77, 0x00, 0x01, 0x02, 0x03, 0x11, 0x04,
0x05, 0x21, 0x31, 0x06, 0x12, 0x41, 0x51, 0x07, 0x61, 0x71, 0x13,
0x22, 0x32, 0x81, 0x08, 0x14, 0x42, 0x91, 0xA1, 0xB1, 0xC1, 0x09,
0x23, 0x33, 0x52, 0xF0, 0x15, 0x62, 0x72, 0xD1, 0x0A, 0x16, 0x24,
0x34, 0xE1, 0x25, 0xF1, 0x17, 0x18, 0x19, 0x1A, 0x26, 0x27, 0x28,
0x29, 0x2A, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x43, 0x44, 0x45,
0x46, 0x47, 0x48, 0x49, 0x4A, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58,
0x59, 0x5A, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x73,
0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x82, 0x83, 0x84, 0x85,
0x86, 0x87, 0x88, 0x89, 0x8A, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
0x98, 0x99, 0x9A, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9,
0xAA, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0xC2,
0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xD2, 0xD3, 0xD4,
0xD5, 0xD6, 0xD7, 0xD8, 0xD9, 0xDA, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6,
0xE7, 0xE8, 0xE9, 0xEA, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8,
0xF9, 0xFA
};
FILE
*file;
Image
*flipped_image,
*image;
ImageInfo
*clone_info;
register unsigned char
*header,
*data;
size_t
count;
unsigned char
*buffer,
*offset;
unsigned int
status;
/*
Open image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
image=AllocateImage(image_info);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == False)
ThrowReaderException(FileOpenError,UnableToOpenFile,image);
/*
Read image into a buffer.
*/
buffer=MagickAllocateMemory(unsigned char *,(size_t) GetBlobSize(image));
if (buffer == (unsigned char *) NULL)
ThrowReaderException(ResourceLimitError,MemoryAllocationFailed,image);
count=ReadBlob(image,(size_t) GetBlobSize(image),(char *) buffer);
if ((count == 0) || (LocaleNCompare((char *) buffer,"SFW",3) != 0))
ThrowReaderException(CorruptImageError,ImproperImageHeader,image);
CloseBlob(image);
DestroyImage(image);
/*
Find the start of the JFIF data
*/
header=SFWScan(buffer,buffer+GetBlobSize(image)-1,(unsigned char *)
"\377\310\377\320",4);
if (header == (unsigned char *) NULL)
{
MagickFreeMemory(buffer);
ThrowReaderException(CorruptImageError,ImproperImageHeader,image)
}