/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % QQQ U U AAA N N TTTTT U U M M % % Q Q U U A A NN N T U U MM MM % % Q Q U U AAAAA N N N T U U M M M % % Q QQ U U A A N NN T U U M M % % QQQQ UUU A A N N T UUU M M % % % % IIIII M M PPPP OOO RRRR TTTTT % % I MM MM P P O O R R T % % I M M M PPPP O O RRRR T % % I M M P O O R R T % % IIIII M M P OOO R R T % % % % MagickCore Methods to Import Quantum Pixels % % % % Software Design % % John Cristy % % October 1998 % % % % % % Copyright 1999-2013 ImageMagick Studio LLC, a non-profit organization % % dedicated to making software imaging solutions freely available. % % % % You may not use this file except in compliance with the License. You may % % obtain a copy of the License at % % % % http://www.imagemagick.org/script/license.php % % % % Unless required by applicable law or agreed to in writing, software % % distributed under the License is distributed on an "AS IS" BASIS, % % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. % % See the License for the specific language governing permissions and % % limitations under the License. % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % */ /* Include declarations. */ #include "magick/studio.h" #include "magick/property.h" #include "magick/blob.h" #include "magick/blob-private.h" #include "magick/color-private.h" #include "magick/exception.h" #include "magick/exception-private.h" #include "magick/cache.h" #include "magick/constitute.h" #include "magick/delegate.h" #include "magick/geometry.h" #include "magick/list.h" #include "magick/magick.h" #include "magick/memory_.h" #include "magick/monitor.h" #include "magick/option.h" #include "magick/pixel.h" #include "magick/pixel-private.h" #include "magick/quantum.h" #include "magick/quantum-private.h" #include "magick/resource_.h" #include "magick/semaphore.h" #include "magick/statistic.h" #include "magick/stream.h" #include "magick/string_.h" #include "magick/utility.h" /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % I m p o r t Q u a n t u m P i x e l s % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % ImportQuantumPixels() transfers one or more pixel components from a user % supplied buffer into the image pixel cache of an image. The pixels are % expected in network byte order. It returns MagickTrue if the pixels are % successfully transferred, otherwise MagickFalse. % % The format of the ImportQuantumPixels method is: % % size_t ImportQuantumPixels(Image *image,CacheView *image_view, % const QuantumInfo *quantum_info,const QuantumType quantum_type, % const unsigned char *pixels,ExceptionInfo *exception) % % A description of each parameter follows: % % o image: the image. % % o image_view: the image cache view. % % o quantum_info: the quantum info. % % o quantum_type: Declare which pixel components to transfer (red, green, % blue, opacity, RGB, or RGBA). % % o pixels: The pixel components are transferred from this buffer. % % o exception: return any errors or warnings in this structure. % */ static inline IndexPacket PushColormapIndex(const Image *image, const size_t index,MagickBooleanType *range_exception) { if (index < image->colors) return((IndexPacket) index); *range_exception=MagickTrue; return((IndexPacket) 0); } static inline const unsigned char *PushDoublePixel( const QuantumInfo *quantum_info,const unsigned char *pixels,double *pixel) { double *p; unsigned char quantum[8]; if (quantum_info->endian == LSBEndian) { quantum[0]=(*pixels++); quantum[1]=(*pixels++); quantum[2]=(*pixels++); quantum[3]=(*pixels++); quantum[4]=(*pixels++); quantum[5]=(*pixels++); quantum[6]=(*pixels++); quantum[7]=(*pixels++); p=(double *) quantum; *pixel=(*p); *pixel-=quantum_info->minimum; *pixel*=quantum_info->scale; return(pixels); } quantum[7]=(*pixels++); quantum[6]=(*pixels++); quantum[5]=(*pixels++); quantum[5]=(*pixels++); quantum[3]=(*pixels++); quantum[2]=(*pixels++); quantum[1]=(*pixels++); quantum[0]=(*pixels++); p=(double *) quantum; *pixel=(*p); *pixel-=quantum_info->minimum; *pixel*=quantum_info->scale; return(pixels); } static inline const unsigned char *PushFloatPixel( const QuantumInfo *quantum_info,const unsigned char *pixels,float *pixel) { float *p; unsigned char quantum[4]; if (quantum_info->endian == LSBEndian) { quantum[0]=(*pixels++); quantum[1]=(*pixels++); quantum[2]=(*pixels++); quantum[3]=(*pixels++); p=(float *) quantum; *pixel=(*p); *pixel-=quantum_info->minimum; *pixel*=quantum_info->scale; return(pixels); } quantum[3]=(*pixels++); quantum[2]=(*pixels++); quantum[1]=(*pixels++); quantum[0]=(*pixels++); p=(float *) quantum; *pixel=(*p); *pixel-=quantum_info->minimum; *pixel*=quantum_info->scale; return(pixels); } static inline const unsigned char *PushQuantumPixel(QuantumInfo *quantum_info, const unsigned char *pixels,unsigned int *quantum) { register ssize_t i; register size_t quantum_bits; *quantum=(QuantumAny) 0; for (i=(ssize_t) quantum_info->depth; i > 0L; ) { if (quantum_info->state.bits == 0UL) { quantum_info->state.pixel=(*pixels++); quantum_info->state.bits=8UL; } quantum_bits=(size_t) i; if (quantum_bits > quantum_info->state.bits) quantum_bits=quantum_info->state.bits; i-=(ssize_t) quantum_bits; quantum_info->state.bits-=quantum_bits; *quantum=(unsigned int) ((*quantum << quantum_bits) | ((quantum_info->state.pixel >> quantum_info->state.bits) &~ ((~0UL) << quantum_bits))); } return(pixels); } static inline const unsigned char *PushQuantumLongPixel( QuantumInfo *quantum_info,const unsigned char *pixels,unsigned int *quantum) { register ssize_t i; register size_t quantum_bits; *quantum=0UL; for (i=(ssize_t) quantum_info->depth; i > 0; ) { if (quantum_info->state.bits == 0) { pixels=PushLongPixel(quantum_info->endian,pixels, &quantum_info->state.pixel); quantum_info->state.bits=32U; } quantum_bits=(size_t) i; if (quantum_bits > quantum_info->state.bits) quantum_bits=quantum_info->state.bits; *quantum|=(((quantum_info->state.pixel >> (32U-quantum_info->state.bits)) & quantum_info->state.mask[quantum_bits]) << (quantum_info->depth-i)); i-=(ssize_t) quantum_bits; quantum_info->state.bits-=quantum_bits; } return(pixels); } static void ImportAlphaQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,ExceptionInfo *exception) { register ssize_t x; unsigned int pixel; switch (quantum_info->depth) { case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelAlpha(q,ScaleCharToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ClampToQuantum((MagickRealType) QuantumRange*HalfToSinglePrecision(pixel))); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelAlpha(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } } default: { QuantumAny range; range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ScaleAnyToQuantum(pixel,range)); p+=quantum_info->pad; q++; } break; } } } static void ImportBGRQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,ExceptionInfo *exception) { QuantumAny range; register ssize_t x; ssize_t bit; unsigned int pixel; switch (quantum_info->depth) { case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelBlue(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelGreen(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelRed(q,ScaleCharToQuantum(pixel)); SetPixelOpacity(q,OpaqueOpacity); p+=quantum_info->pad; q++; } break; } case 10: { range=GetQuantumRange(quantum_info->depth); if (quantum_info->pack == MagickFalse) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum((pixel >> 22) & 0x3ff,range)); SetPixelGreen(q,ScaleAnyToQuantum((pixel >> 12) & 0x3ff,range)); SetPixelBlue(q,ScaleAnyToQuantum((pixel >> 2) & 0x3ff,range)); p+=quantum_info->pad; q++; } break; } if (quantum_info->quantum == 32U) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumLongPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumLongPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumLongPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } case 12: { range=GetQuantumRange(quantum_info->depth); if (quantum_info->pack == MagickFalse) { unsigned short pixel; for (x=0; x < (ssize_t) (3*number_pixels-1); x+=2) { p=PushShortPixel(quantum_info->endian,p,&pixel); switch (x % 3) { default: case 0: { SetPixelRed(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); break; } case 1: { SetPixelGreen(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); break; } case 2: { SetPixelBlue(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); q++; break; } } p=PushShortPixel(quantum_info->endian,p,&pixel); switch ((x+1) % 3) { default: case 0: { SetPixelRed(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); break; } case 1: { SetPixelGreen(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); break; } case 2: { SetPixelBlue(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); q++; break; } } p+=quantum_info->pad; } for (bit=0; bit < (ssize_t) (3*number_pixels % 2); bit++) { p=PushShortPixel(quantum_info->endian,p,&pixel); switch ((x+bit) % 3) { default: case 0: { SetPixelRed(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); break; } case 1: { SetPixelGreen(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); break; } case 2: { SetPixelBlue(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); q++; break; } } p+=quantum_info->pad; } if (bit != 0) p++; break; } if (quantum_info->quantum == 32U) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumLongPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumLongPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumLongPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } } default: { range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } } } static void ImportBGRAQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,ExceptionInfo *exception) { QuantumAny range; register ssize_t x; unsigned int pixel; switch (quantum_info->depth) { case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelBlue(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelGreen(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelRed(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelAlpha(q,ScaleCharToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 10: { pixel=0; if (quantum_info->pack == MagickFalse) { register ssize_t i; size_t quantum; ssize_t n; n=0; quantum=0; for (x=0; x < (ssize_t) number_pixels; x++) { for (i=0; i < 4; i++) { switch (n % 3) { case 0: { p=PushLongPixel(quantum_info->endian,p,&pixel); quantum=(size_t) (ScaleShortToQuantum((unsigned short) (((pixel >> 22) & 0x3ff) << 6))); break; } case 1: { quantum=(size_t) (ScaleShortToQuantum((unsigned short) (((pixel >> 12) & 0x3ff) << 6))); break; } case 2: { quantum=(size_t) (ScaleShortToQuantum((unsigned short) (((pixel >> 2) & 0x3ff) << 6))); break; } } switch (i) { case 0: SetPixelRed(q,quantum); break; case 1: SetPixelGreen(q,quantum); break; case 2: SetPixelBlue(q,quantum); break; case 3: SetPixelAlpha(q,quantum); break; } n++; } p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleShortToQuantum((unsigned short) (pixel << 6))); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleShortToQuantum((unsigned short) (pixel << 6))); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleShortToQuantum((unsigned short) (pixel << 6))); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ScaleShortToQuantum((unsigned short) (pixel << 6))); q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelAlpha(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } } default: { range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } } } static void ImportBlackQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,IndexPacket *restrict indexes, ExceptionInfo *exception) { register ssize_t x; unsigned int pixel; if (image->colorspace != CMYKColorspace) { (void) ThrowMagickException(exception,GetMagickModule(),ImageError, "ColorSeparatedImageRequired","`%s'",image->filename); return; } switch (quantum_info->depth) { case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelIndex(indexes+x,ScaleCharToQuantum(pixel)); p+=quantum_info->pad; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,ClampToQuantum((MagickRealType) QuantumRange*HalfToSinglePrecision(pixel))); p+=quantum_info->pad; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } } default: { QuantumAny range; range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,ScaleAnyToQuantum(pixel,range)); p+=quantum_info->pad; q++; } break; } } } static void ImportBlueQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,ExceptionInfo *exception) { register ssize_t x; unsigned int pixel; switch (quantum_info->depth) { case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelBlue(q,ScaleCharToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ClampToQuantum((MagickRealType) QuantumRange*HalfToSinglePrecision(pixel))); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } } default: { QuantumAny range; range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); p+=quantum_info->pad; q++; } break; } } } static void ImportCbYCrYQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,ExceptionInfo *exception) { register ssize_t x; unsigned int pixel; switch (quantum_info->depth) { case 10: { Quantum cbcr[4]; pixel=0; if (quantum_info->pack == MagickFalse) { register ssize_t i; size_t quantum; ssize_t n; n=0; quantum=0; for (x=0; x < (ssize_t) number_pixels; x+=2) { for (i=0; i < 4; i++) { switch (n % 3) { case 0: { p=PushLongPixel(quantum_info->endian,p,&pixel); quantum=(size_t) (ScaleShortToQuantum((unsigned short) (((pixel >> 22) & 0x3ff) << 6))); break; } case 1: { quantum=(size_t) (ScaleShortToQuantum((unsigned short) (((pixel >> 12) & 0x3ff) << 6))); break; } case 2: { quantum=(size_t) (ScaleShortToQuantum((unsigned short) (((pixel >> 2) & 0x3ff) << 6))); break; } } cbcr[i]=(Quantum) (quantum); n++; } p+=quantum_info->pad; SetPixelRed(q,cbcr[1]); SetPixelGreen(q,cbcr[0]); SetPixelBlue(q,cbcr[2]); q++; SetPixelRed(q,cbcr[3]); SetPixelGreen(q,cbcr[0]); SetPixelBlue(q,cbcr[2]); q++; } break; } } default: { QuantumAny range; range=GetQuantumRange(image->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } } } static void ImportCMYKQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,IndexPacket *restrict indexes, ExceptionInfo *exception) { QuantumAny range; register ssize_t x; unsigned int pixel; if (image->colorspace != CMYKColorspace) { (void) ThrowMagickException(exception,GetMagickModule(),ImageError, "ColorSeparatedImageRequired","`%s'",image->filename); return; } switch (quantum_info->depth) { case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelRed(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelGreen(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelBlue(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelIndex(indexes+x,ScaleCharToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,ClampToQuantum((MagickRealType) QuantumRange*HalfToSinglePrecision(pixel))); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); p+=quantum_info->pad; q++; } break; } } default: { range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,ScaleAnyToQuantum(pixel,range)); q++; } break; } } } static void ImportCMYKAQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,IndexPacket *restrict indexes, ExceptionInfo *exception) { QuantumAny range; register ssize_t x; unsigned int pixel; if (image->colorspace != CMYKColorspace) { (void) ThrowMagickException(exception,GetMagickModule(),ImageError, "ColorSeparatedImageRequired","`%s'",image->filename); return; } switch (quantum_info->depth) { case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelRed(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelGreen(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelBlue(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelIndex(indexes+x,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelAlpha(q,ScaleCharToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,ClampToQuantum((MagickRealType) QuantumRange*HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelAlpha(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); p+=quantum_info->pad; q++; } break; } } default: { range=GetQuantumRange(image->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } } } static void ImportGrayQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,ExceptionInfo *exception) { QuantumAny range; register ssize_t x; ssize_t bit; unsigned int pixel; switch (quantum_info->depth) { case 1: { register Quantum black, white; black=0; white=QuantumRange; if (quantum_info->min_is_white != MagickFalse) { black=QuantumRange; white=0; } for (x=0; x < ((ssize_t) number_pixels-7); x+=8) { for (bit=0; bit < 8; bit++) { SetPixelRed(q,((*p) & (1 << (7-bit))) == 0 ? black : white); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; } p++; } for (bit=0; bit < (ssize_t) (number_pixels % 8); bit++) { SetPixelRed(q,((*p) & (0x01 << (7-bit))) == 0 ? black : white); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; } if (bit != 0) p++; break; } case 4: { register unsigned char pixel; range=GetQuantumRange(quantum_info->depth); for (x=0; x < ((ssize_t) number_pixels-1); x+=2) { pixel=(unsigned char) ((*p >> 4) & 0xf); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; pixel=(unsigned char) ((*p) & 0xf); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p++; q++; } for (bit=0; bit < (ssize_t) (number_pixels % 2); bit++) { pixel=(unsigned char) (*p++ >> 4); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; } break; } case 8: { unsigned char pixel; if (quantum_info->min_is_white != MagickFalse) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelRed(q,QuantumRange-ScaleCharToQuantum(pixel)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); SetPixelOpacity(q,OpaqueOpacity); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelRed(q,ScaleCharToQuantum(pixel)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); SetPixelOpacity(q,OpaqueOpacity); p+=quantum_info->pad; q++; } break; } case 10: { range=GetQuantumRange(quantum_info->depth); if (quantum_info->pack == MagickFalse) { if (image->endian == LSBEndian) { for (x=0; x < (ssize_t) (number_pixels-2); x+=3) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum((pixel >> 22) & 0x3ff,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; SetPixelRed(q,ScaleAnyToQuantum((pixel >> 12) & 0x3ff,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; SetPixelRed(q,ScaleAnyToQuantum((pixel >> 2) & 0x3ff,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } p=PushLongPixel(quantum_info->endian,p,&pixel); if (x++ < (ssize_t) (number_pixels-1)) { SetPixelRed(q,ScaleAnyToQuantum((pixel >> 22) & 0x3ff,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; } if (x++ < (ssize_t) number_pixels) { SetPixelRed(q,ScaleAnyToQuantum((pixel >> 12) & 0x3ff,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; } break; } for (x=0; x < (ssize_t) (number_pixels-2); x+=3) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum((pixel >> 2) & 0x3ff,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; SetPixelRed(q,ScaleAnyToQuantum((pixel >> 12) & 0x3ff,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; SetPixelRed(q,ScaleAnyToQuantum((pixel >> 22) & 0x3ff,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } p=PushLongPixel(quantum_info->endian,p,&pixel); if (x++ < (ssize_t) (number_pixels-1)) { SetPixelRed(q,ScaleAnyToQuantum((pixel >> 2) & 0x3ff,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; } if (x++ < (ssize_t) number_pixels) { SetPixelRed(q,ScaleAnyToQuantum((pixel >> 12) & 0x3ff,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } break; } case 12: { range=GetQuantumRange(quantum_info->depth); if (quantum_info->pack == MagickFalse) { unsigned short pixel; for (x=0; x < (ssize_t) (number_pixels-1); x+=2) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4),range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); q++; p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4),range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } for (bit=0; bit < (ssize_t) (number_pixels % 2); bit++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4),range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } if (bit != 0) p++; break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } break; } case 16: { unsigned short pixel; if (quantum_info->min_is_white != MagickFalse) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,QuantumRange-ScaleShortToQuantum(pixel)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } break; } if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleShortToQuantum(pixel)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleLongToQuantum(pixel)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } break; } } default: { range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p+=quantum_info->pad; q++; } break; } } } static void ImportGrayAlphaQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,ExceptionInfo *exception) { QuantumAny range; register ssize_t x; ssize_t bit; unsigned int pixel; switch (quantum_info->depth) { case 1: { register unsigned char pixel; for (x=((ssize_t) number_pixels-3); x > 0; x-=4) { for (bit=0; bit < 8; bit+=2) { pixel=(unsigned char) (((*p) & (1 << (7-bit))) != 0 ? 0x00 : 0x01); SetPixelRed(q,pixel == 0 ? 0 : QuantumRange); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); SetPixelOpacity(q,((*p) & (1UL << (unsigned char) (6-bit))) == 0 ? TransparentOpacity : OpaqueOpacity); q++; } p++; } if ((number_pixels % 4) != 0) for (bit=3; bit >= (ssize_t) (4-(number_pixels % 4)); bit-=2) { pixel=(unsigned char) (((*p) & (1 << (7-bit))) != 0 ? 0x00 : 0x01); SetPixelRed(q,pixel != 0 ? 0 : QuantumRange); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); SetPixelOpacity(q,((*p) & (1UL << (unsigned char) (6-bit))) == 0 ? TransparentOpacity : OpaqueOpacity); q++; } if (bit != 0) p++; break; } case 4: { register unsigned char pixel; range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { pixel=(unsigned char) ((*p >> 4) & 0xf); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); pixel=(unsigned char) ((*p) & 0xf); SetPixelAlpha(q,ScaleAnyToQuantum(pixel,range)); p++; q++; } break; } case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelRed(q,ScaleCharToQuantum(pixel)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p=PushCharPixel(p,&pixel); SetPixelAlpha(q,ScaleCharToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 10: { range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelOpacity(q,ScaleAnyToQuantum(pixel,range)); p+=quantum_info->pad; q++; } break; } case 12: { range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelOpacity(q,ScaleAnyToQuantum(pixel,range)); p+=quantum_info->pad; q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleShortToQuantum(pixel)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleLongToQuantum(pixel)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelAlpha(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } } default: { QuantumAny range; range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ScaleAnyToQuantum(pixel,range)); p+=quantum_info->pad; q++; } break; } } } static void ImportGreenQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,ExceptionInfo *exception) { register ssize_t x; unsigned int pixel; switch (quantum_info->depth) { case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelGreen(q,ScaleCharToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ClampToQuantum((MagickRealType) QuantumRange*HalfToSinglePrecision(pixel))); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } } default: { QuantumAny range; range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p+=quantum_info->pad; q++; } break; } } } static void ImportIndexQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,IndexPacket *restrict indexes, ExceptionInfo *exception) { MagickBooleanType range_exception; register ssize_t x; ssize_t bit; unsigned int pixel; if (image->storage_class != PseudoClass) { (void) ThrowMagickException(exception,GetMagickModule(),ImageError, "ColormappedImageRequired","`%s'",image->filename); return; } range_exception=MagickFalse; switch (quantum_info->depth) { case 1: { register unsigned char pixel; for (x=0; x < ((ssize_t) number_pixels-7); x+=8) { for (bit=0; bit < 8; bit++) { if (quantum_info->min_is_white == MagickFalse) pixel=(unsigned char) (((*p) & (1 << (7-bit))) == 0 ? 0x00 : 0x01); else pixel=(unsigned char) (((*p) & (1 << (7-bit))) != 0 ? 0x00 : 0x01); SetPixelIndex(indexes+x+bit,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex( indexes+x+bit)); q++; } p++; } for (bit=0; bit < (ssize_t) (number_pixels % 8); bit++) { if (quantum_info->min_is_white == MagickFalse) pixel=(unsigned char) (((*p) & (1 << (7-bit))) == 0 ? 0x00 : 0x01); else pixel=(unsigned char) (((*p) & (1 << (7-bit))) != 0 ? 0x00 : 0x01); SetPixelIndex(indexes+x+bit,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x+bit)); q++; } break; } case 4: { register unsigned char pixel; for (x=0; x < ((ssize_t) number_pixels-1); x+=2) { pixel=(unsigned char) ((*p >> 4) & 0xf); SetPixelIndex(indexes+x,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); q++; pixel=(unsigned char) ((*p) & 0xf); SetPixelIndex(indexes+x+1,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x+1)); p++; q++; } for (bit=0; bit < (ssize_t) (number_pixels % 2); bit++) { pixel=(unsigned char) ((*p++ >> 4) & 0xf); SetPixelIndex(indexes+x+bit,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x+bit)); q++; } break; } case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p+=quantum_info->pad; q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image,ClampToQuantum( (MagickRealType) QuantumRange*HalfToSinglePrecision(pixel)), &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image, ClampToQuantum(pixel),&range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image, ClampToQuantum(pixel),&range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p+=quantum_info->pad; q++; } break; } } default: { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p+=quantum_info->pad; q++; } break; } } if (range_exception != MagickFalse) (void) ThrowMagickException(exception,GetMagickModule(),CorruptImageError, "InvalidColormapIndex","`%s'",image->filename); } static void ImportIndexAlphaQuantum(const Image *image, QuantumInfo *quantum_info,const MagickSizeType number_pixels, const unsigned char *restrict p,PixelPacket *restrict q, IndexPacket *restrict indexes,ExceptionInfo *exception) { MagickBooleanType range_exception; QuantumAny range; register ssize_t x; ssize_t bit; unsigned int pixel; if (image->storage_class != PseudoClass) { (void) ThrowMagickException(exception,GetMagickModule(),ImageError, "ColormappedImageRequired","`%s'",image->filename); return; } range_exception=MagickFalse; switch (quantum_info->depth) { case 1: { register unsigned char pixel; for (x=((ssize_t) number_pixels-3); x > 0; x-=4) { for (bit=0; bit < 8; bit+=2) { if (quantum_info->min_is_white == MagickFalse) pixel=(unsigned char) (((*p) & (1 << (7-bit))) == 0 ? 0x00 : 0x01); else pixel=(unsigned char) (((*p) & (1 << (7-bit))) != 0 ? 0x00 : 0x01); SetPixelIndex(indexes+x+bit/2,pixel == 0 ? 0 : 1); SetPixelRed(q,pixel == 0 ? 0 : QuantumRange); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); SetPixelOpacity(q,((*p) & (1UL << (unsigned char) (6-bit))) == 0 ? TransparentOpacity : OpaqueOpacity); q++; } } if ((number_pixels % 4) != 0) for (bit=0; bit < (ssize_t) (number_pixels % 4); bit+=2) { if (quantum_info->min_is_white == MagickFalse) pixel=(unsigned char) (((*p) & (1 << (7-bit))) == 0 ? 0x00 : 0x01); else pixel=(unsigned char) (((*p) & (1 << (7-bit))) != 0 ? 0x00 : 0x01); SetPixelIndex(indexes+x+bit/2,pixel == 0 ? 0 : 1); SetPixelRed(q,pixel == 0 ? 0 : QuantumRange); SetPixelGreen(q,GetPixelRed(q)); SetPixelBlue(q,GetPixelRed(q)); SetPixelOpacity(q,((*p) & (1UL << (unsigned char) (6-bit))) == 0 ? TransparentOpacity : OpaqueOpacity); q++; } break; } case 4: { register unsigned char pixel; range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { pixel=(unsigned char) ((*p >> 4) & 0xf); SetPixelIndex(indexes+x,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); pixel=(unsigned char) ((*p) & 0xf); SetPixelAlpha(q,ScaleAnyToQuantum(pixel,range)); p++; q++; } break; } case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p=PushCharPixel(p,&pixel); SetPixelAlpha(q,ScaleCharToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image, ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel)),&range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image, ClampToQuantum(pixel),&range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image, ClampToQuantum(pixel),&range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelAlpha(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } } default: { range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelIndex(indexes+x,PushColormapIndex(image,pixel, &range_exception)); SetPixelRGBO(q,image->colormap+(ssize_t) GetPixelIndex(indexes+x)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ScaleAnyToQuantum(pixel,range)); p+=quantum_info->pad; q++; } break; } } if (range_exception != MagickFalse) (void) ThrowMagickException(exception,GetMagickModule(),CorruptImageError, "InvalidColormapIndex","`%s'",image->filename); } static void ImportRedQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,ExceptionInfo *exception) { register ssize_t x; unsigned int pixel; switch (quantum_info->depth) { case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelRed(q,ScaleCharToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ClampToQuantum((MagickRealType) QuantumRange*HalfToSinglePrecision(pixel))); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } } default: { QuantumAny range; range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); p+=quantum_info->pad; q++; } break; } } } static void ImportRGBQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,ExceptionInfo *exception) { QuantumAny range; register ssize_t x; ssize_t bit; unsigned int pixel; switch (quantum_info->depth) { case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelRed(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelGreen(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelBlue(q,ScaleCharToQuantum(pixel)); SetPixelOpacity(q,OpaqueOpacity); p+=quantum_info->pad; q++; } break; } case 10: { range=GetQuantumRange(quantum_info->depth); if (quantum_info->pack == MagickFalse) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum((pixel >> 22) & 0x3ff,range)); SetPixelGreen(q,ScaleAnyToQuantum((pixel >> 12) & 0x3ff,range)); SetPixelBlue(q,ScaleAnyToQuantum((pixel >> 2) & 0x3ff,range)); p+=quantum_info->pad; q++; } break; } if (quantum_info->quantum == 32U) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumLongPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumLongPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumLongPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } case 12: { range=GetQuantumRange(quantum_info->depth); if (quantum_info->pack == MagickFalse) { unsigned short pixel; for (x=0; x < (ssize_t) (3*number_pixels-1); x+=2) { p=PushShortPixel(quantum_info->endian,p,&pixel); switch (x % 3) { default: case 0: { SetPixelRed(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); break; } case 1: { SetPixelGreen(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); break; } case 2: { SetPixelBlue(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); q++; break; } } p=PushShortPixel(quantum_info->endian,p,&pixel); switch ((x+1) % 3) { default: case 0: { SetPixelRed(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); break; } case 1: { SetPixelGreen(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); break; } case 2: { SetPixelBlue(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); q++; break; } } p+=quantum_info->pad; } for (bit=0; bit < (ssize_t) (3*number_pixels % 2); bit++) { p=PushShortPixel(quantum_info->endian,p,&pixel); switch ((x+bit) % 3) { default: case 0: { SetPixelRed(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); break; } case 1: { SetPixelGreen(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); break; } case 2: { SetPixelBlue(q,ScaleAnyToQuantum((QuantumAny) (pixel >> 4), range)); q++; break; } } p+=quantum_info->pad; } if (bit != 0) p++; break; } if (quantum_info->quantum == 32U) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumLongPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumLongPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumLongPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } } default: { range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } } } static void ImportRGBAQuantum(const Image *image,QuantumInfo *quantum_info, const MagickSizeType number_pixels,const unsigned char *restrict p, PixelPacket *restrict q,ExceptionInfo *exception) { QuantumAny range; register ssize_t x; unsigned int pixel; switch (quantum_info->depth) { case 8: { unsigned char pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushCharPixel(p,&pixel); SetPixelRed(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelGreen(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelBlue(q,ScaleCharToQuantum(pixel)); p=PushCharPixel(p,&pixel); SetPixelAlpha(q,ScaleCharToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 10: { pixel=0; if (quantum_info->pack == MagickFalse) { register ssize_t i; size_t quantum; ssize_t n; n=0; quantum=0; for (x=0; x < (ssize_t) number_pixels; x++) { for (i=0; i < 4; i++) { switch (n % 3) { case 0: { p=PushLongPixel(quantum_info->endian,p,&pixel); quantum=(size_t) (ScaleShortToQuantum((unsigned short) (((pixel >> 22) & 0x3ff) << 6))); break; } case 1: { quantum=(size_t) (ScaleShortToQuantum((unsigned short) (((pixel >> 12) & 0x3ff) << 6))); break; } case 2: { quantum=(size_t) (ScaleShortToQuantum((unsigned short) (((pixel >> 2) & 0x3ff) << 6))); break; } } switch (i) { case 0: SetPixelRed(q,quantum); break; case 1: SetPixelGreen(q,quantum); break; case 2: SetPixelBlue(q,quantum); break; case 3: SetPixelAlpha(q,quantum); break; } n++; } p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleShortToQuantum((unsigned short) (pixel << 6))); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleShortToQuantum((unsigned short) (pixel << 6))); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleShortToQuantum((unsigned short) (pixel << 6))); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ScaleShortToQuantum((unsigned short) (pixel << 6))); q++; } break; } case 16: { unsigned short pixel; if (quantum_info->format == FloatingPointQuantumFormat) { for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ClampToQuantum((MagickRealType) QuantumRange* HalfToSinglePrecision(pixel))); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleShortToQuantum(pixel)); p=PushShortPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ScaleShortToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 32: { unsigned int pixel; if (quantum_info->format == FloatingPointQuantumFormat) { float pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushFloatPixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p=PushFloatPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } for (x=0; x < (ssize_t) number_pixels; x++) { p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelRed(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelGreen(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelBlue(q,ScaleLongToQuantum(pixel)); p=PushLongPixel(quantum_info->endian,p,&pixel); SetPixelAlpha(q,ScaleLongToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } case 64: { if (quantum_info->format == FloatingPointQuantumFormat) { double pixel; for (x=0; x < (ssize_t) number_pixels; x++) { p=PushDoublePixel(quantum_info,p,&pixel); SetPixelRed(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelGreen(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelBlue(q,ClampToQuantum(pixel)); p=PushDoublePixel(quantum_info,p,&pixel); SetPixelAlpha(q,ClampToQuantum(pixel)); p+=quantum_info->pad; q++; } break; } } default: { range=GetQuantumRange(quantum_info->depth); for (x=0; x < (ssize_t) number_pixels; x++) { p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelRed(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelGreen(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelBlue(q,ScaleAnyToQuantum(pixel,range)); p=PushQuantumPixel(quantum_info,p,&pixel); SetPixelAlpha(q,ScaleAnyToQuantum(pixel,range)); q++; } break; } } } MagickExport size_t ImportQuantumPixels(Image *image,CacheView *image_view, const QuantumInfo *quantum_info,const QuantumType quantum_type, const unsigned char *pixels,ExceptionInfo *exception) { MagickSizeType number_pixels; register const unsigned char *restrict p; register IndexPacket *restrict indexes; register ssize_t x; register PixelPacket *restrict q; size_t extent; assert(image != (Image *) NULL); assert(image->signature == MagickSignature); if (image->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename); assert(quantum_info != (QuantumInfo *) NULL); assert(quantum_info->signature == MagickSignature); if (pixels == (const unsigned char *) NULL) pixels=GetQuantumPixels(quantum_info); x=0; p=pixels; if (image_view == (CacheView *) NULL) { number_pixels=GetImageExtent(image); q=GetAuthenticPixelQueue(image); indexes=GetAuthenticIndexQueue(image); } else { number_pixels=GetCacheViewExtent(image_view); q=GetCacheViewAuthenticPixelQueue(image_view); indexes=GetCacheViewAuthenticIndexQueue(image_view); } ResetQuantumState((QuantumInfo *) quantum_info); extent=GetQuantumExtent(image,quantum_info,quantum_type); switch (quantum_type) { case AlphaQuantum: { ImportAlphaQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, exception); break; } case BGRQuantum: { ImportBGRQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, exception); break; } case BGRAQuantum: case BGROQuantum: { ImportBGRAQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, exception); break; } case BlackQuantum: { ImportBlackQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, indexes,exception); break; } case BlueQuantum: case YellowQuantum: { ImportBlueQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, exception); break; } case CbYCrYQuantum: { ImportCbYCrYQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, exception); break; } case CMYKQuantum: { ImportCMYKQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, indexes,exception); break; } case CMYKAQuantum: case CMYKOQuantum: { ImportCMYKAQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, indexes,exception); break; } case GrayQuantum: { ImportGrayQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, exception); break; } case GrayAlphaQuantum: { ImportGrayAlphaQuantum(image,(QuantumInfo *) quantum_info,number_pixels, p,q,exception); break; } case GreenQuantum: case MagentaQuantum: { ImportGreenQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, exception); break; } case IndexQuantum: { ImportIndexQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, indexes,exception); break; } case IndexAlphaQuantum: { ImportIndexAlphaQuantum(image,(QuantumInfo *) quantum_info,number_pixels, p,q,indexes,exception); break; } case RedQuantum: case CyanQuantum: { ImportRedQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, exception); break; } case RGBQuantum: case CbYCrQuantum: { ImportRGBQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, exception); break; } case RGBAQuantum: case RGBOQuantum: case CbYCrAQuantum: { ImportRGBAQuantum(image,(QuantumInfo *) quantum_info,number_pixels,p,q, exception); break; } default: break; } if ((quantum_type == CbYCrQuantum) || (quantum_type == CbYCrAQuantum)) { Quantum quantum; register PixelPacket *restrict q; q=GetAuthenticPixelQueue(image); if (image_view != (CacheView *) NULL) q=GetCacheViewAuthenticPixelQueue(image_view); for (x=0; x < (ssize_t) number_pixels; x++) { quantum=GetPixelRed(q); SetPixelRed(q,GetPixelGreen(q)); SetPixelGreen(q,quantum); q++; } } if ((quantum_type == RGBOQuantum) || (quantum_type == CMYKOQuantum)) { register PixelPacket *restrict q; q=GetAuthenticPixelQueue(image); if (image_view != (CacheView *) NULL) q=GetCacheViewAuthenticPixelQueue(image_view); for (x=0; x < (ssize_t) number_pixels; x++) { SetPixelOpacity(q,GetPixelAlpha(q)); q++; } } if (quantum_info->alpha_type == DisassociatedQuantumAlpha) { MagickRealType alpha; register PixelPacket *restrict q; /* Disassociate alpha. */ q=GetAuthenticPixelQueue(image); if (image_view != (CacheView *) NULL) q=GetCacheViewAuthenticPixelQueue(image_view); for (x=0; x < (ssize_t) number_pixels; x++) { alpha=QuantumScale*GetPixelAlpha(q); alpha=PerceptibleReciprocal(alpha); SetPixelRed(q,ClampToQuantum(alpha* GetPixelRed(q))); SetPixelGreen(q,ClampToQuantum(alpha* GetPixelGreen(q))); SetPixelBlue(q,ClampToQuantum(alpha* GetPixelBlue(q))); q++; } } return(extent); }