void Magick::Options::magick ( const std::string &magick_ )
{
FormatLocaleString(_imageInfo->filename,MaxTextExtent,"%.1024s:",
magick_.c_str());
GetPPException;
SetImageInfo(_imageInfo,1,&exceptionInfo);
if (*_imageInfo->magick == '\0')
throwExceptionExplicit(OptionWarning,"Unrecognized image format",
magick_.c_str());
(void) DestroyExceptionInfo(&exceptionInfo);
}
void Magick::PixelData::init(Magick::Image &image_,const ::ssize_t x_,
const ::ssize_t y_,const size_t width_,const size_t height_,
std::string map_,const StorageType type_)
{
size_t
size;
_data=(void *) NULL;
_length=0;
_size=0;
if ((x_ < 0) || (width_ == 0) || (y_ < 0) || (height_ == 0) ||
(x_ > image_.columns()) || ((width_ + x_) > image_.columns())
|| (y_ > image_.rows()) || ((height_ + y_) > image_.rows())
|| (map_.length() == 0))
return;
switch(type_)
{
case CharPixel:
size=sizeof(unsigned char);
break;
case DoublePixel:
size=sizeof(double);
break;
case FloatPixel:
size=sizeof(float);
break;
case IntegerPixel:
case LongPixel:
size=sizeof(unsigned int);
break;
case QuantumPixel:
size=sizeof(Quantum);
break;
case ShortPixel:
size=sizeof(unsigned short);
break;
default:
throwExceptionExplicit(OptionError,"Invalid type");
return;
}
_length=width_*height_*map_.length();
_size=_length*size;
_data=AcquireMagickMemory(_size);
GetPPException;
MagickCore::ExportImagePixels(image_.constImage(),x_,y_,width_,height_,
map_.c_str(),type_,_data,exceptionInfo);
if (exceptionInfo->severity != UndefinedException)
relinquish();
ThrowPPException(image_.quiet());
}
void Magick::Options::magick ( const std::string &magick_ )
{
ExceptionInfo exception;
FormatString( _imageInfo->filename, "%.1024s:", magick_.c_str() );
GetExceptionInfo(&exception);
SetImageInfo( _imageInfo, MagickTrue, &exception);
if ( *_imageInfo->magick == '\0' )
throwExceptionExplicit( OptionWarning,
"Unrecognized image format",
magick_.c_str() );
}
// Default constructor
Magick::MutexLock::MutexLock(void)
#if defined(MAGICKCORE_HAVE_PTHREAD)
// POSIX threads
: _mutex()
{
::pthread_mutexattr_t attr;
int sysError;
if ( (sysError = ::pthread_mutexattr_init( &attr )) == 0 )
if ( (sysError = ::pthread_mutex_init( &_mutex, &attr )) == 0 )
{
::pthread_mutexattr_destroy( &attr );
return;
}
throwExceptionExplicit( OptionError, "mutex initialization failed",
strerror(sysError) );
}
void Magick::Options::magick(const std::string &magick_)
{
if (magick_.empty())
{
_imageInfo->magick[0] = '\0';
return;
}
FormatLocaleString(_imageInfo->filename,MagickPathExtent,"%.1024s:",
magick_.c_str());
GetPPException;
SetImageInfo(_imageInfo,1,exceptionInfo);
if ( _imageInfo->magick[0] == '\0' )
throwExceptionExplicit(MagickCore::OptionError,"Unrecognized image format",
magick_.c_str());
ThrowPPException(_quiet);
}
void Magick::Options::strokeDashArray(const double *strokeDashArray_)
{
_drawInfo->dash_pattern=(double *) RelinquishMagickMemory(
_drawInfo->dash_pattern);
if(strokeDashArray_)
{
size_t
x;
// Count elements in dash array
for (x=0; strokeDashArray_[x]; x++) ;
// Allocate elements
_drawInfo->dash_pattern=static_cast<double*>(AcquireMagickMemory((x+1)*
sizeof(double)));
if (!_drawInfo->dash_pattern)
throwExceptionExplicit(MagickCore::ResourceLimitError,
"Unable to allocate dash-pattern memory");
// Copy elements
memcpy(_drawInfo->dash_pattern,strokeDashArray_,(x+1)*sizeof(double));
_drawInfo->dash_pattern[x]=0.0;
}
}