icon.c revision 0e8200f78c4cb859725d32da48fcaf6f41f6ca02
13ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 23ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 33ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 43ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 53ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 63ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% IIIII CCCC OOO N N % 73ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% I C O O NN N % 83ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% I C O O N N N % 93ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% I C O O N NN % 103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% IIIII CCCC OOO N N % 113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% Read Microsoft Windows Icon Format % 143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% Software Design % 163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% John Cristy % 173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% July 1992 % 183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% Copyright 1999-2009 ImageMagick Studio LLC, a non-profit organization % 213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% dedicated to making software imaging solutions freely available. % 223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% You may not use this file except in compliance with the License. You may % 243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% obtain a copy of the License at % 253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% http://www.imagemagick.org/script/license.php % 273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% Unless required by applicable law or agreed to in writing, software % 293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% distributed under the License is distributed on an "AS IS" BASIS, % 303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. % 313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% See the License for the specific language governing permissions and % 323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% limitations under the License. % 333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Include declarations. 413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/studio.h" 433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/blob.h" 443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/blob-private.h" 453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/cache.h" 463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/colorspace.h" 473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/exception.h" 483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/exception-private.h" 493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/image.h" 503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/image-private.h" 513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/list.h" 523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/log.h" 533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/magick.h" 543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/memory_.h" 553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/monitor.h" 563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/monitor-private.h" 573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/nt-feature.h" 583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/quantize.h" 593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/quantum-private.h" 603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/static.h" 613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/string_.h" 623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#include "magick/module.h" 633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Define declarations. 663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#if !defined(__WINDOWS__) || defined(__MINGW32__) 683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#define BI_RGB 0 693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#define BI_RLE8 1 703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#define BI_BITFIELDS 3 713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#endif 723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#define MaxIcons 1024 733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Typedef declarations. 763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 773ed852eea50f9d4cd633efb8c2b054b8e33c253cristytypedef struct _IconEntry 783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned char 803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy width, 813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy height, 823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy colors, 833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy reserved; 843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned short int 863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy planes, 873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bits_per_pixel; 883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned long 903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy size, 913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy offset; 923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} IconEntry; 933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 943ed852eea50f9d4cd633efb8c2b054b8e33c253cristytypedef struct _IconFile 953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy short 973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy reserved, 983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy resource_type, 993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy count; 1003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy IconEntry 1023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy directory[MaxIcons]; 1033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} IconFile; 1043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1053ed852eea50f9d4cd633efb8c2b054b8e33c253cristytypedef struct _IconInfo 1063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 1073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned long 1083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy file_size, 1093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ba_offset, 1103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy offset_bits, 1113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy size; 1123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy long 1143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy width, 1153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy height; 1163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned short 1183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy planes, 1193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bits_per_pixel; 1203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned long 1223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy compression, 1233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image_size, 1243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy x_pixels, 1253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy y_pixels, 1263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy number_colors, 1273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy red_mask, 1283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy green_mask, 1293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy blue_mask, 1303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy alpha_mask, 1313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy colors_important; 1323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy long 1343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy colorspace; 1353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} IconInfo; 1363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 1383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Forward declaractions. 1393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 1403ed852eea50f9d4cd633efb8c2b054b8e33c253cristystatic MagickBooleanType 1413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy WriteICONImage(const ImageInfo *,Image *); 1423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 1443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 1453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 1463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 1473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 1483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% R e a d I C O N I m a g e % 1493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 1503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 1513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 1523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 1533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% ReadICONImage() reads a Microsoft icon image file and returns it. It 1553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% allocates the memory necessary for the new Image structure and returns a 1563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% pointer to the new image. 1573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% The format of the ReadICONImage method is: 1593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% Image *ReadICONImage(const ImageInfo *image_info, 1613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% ExceptionInfo *exception) 1623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% A description of each parameter follows: 1643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% o image_info: the image info. 1663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% o exception: return any errors or warnings in this structure. 1683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 1703ed852eea50f9d4cd633efb8c2b054b8e33c253cristystatic Image *ReadICONImage(const ImageInfo *image_info, 1713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ExceptionInfo *exception) 1723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 1733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy IconFile 1743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file; 1753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy IconInfo 1773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info; 1783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Image 1803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *image; 1813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy long 1833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy y; 1843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy MagickBooleanType 1863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status; 1873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy register IndexPacket 1893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *indexes; 1903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy register long 1923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy i, 1933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy x; 1943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy register PixelPacket 1963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q; 1973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy register unsigned char 1993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *p; 2003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 2013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ssize_t 2023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy count, 2033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy offset; 2043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 2053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned long 2063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit, 2073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte; 2083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 2093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned long 2103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bytes_per_line, 2113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scanline_pad; 2123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 2133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 2143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Open image file. 2153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 2163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(image_info != (const ImageInfo *) NULL); 2173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(image_info->signature == MagickSignature); 2183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(),"%s",image_info->filename); 2193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(exception != (ExceptionInfo *) NULL); 2203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(exception->signature == MagickSignature); 2213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image=AcquireImage(image_info); 2223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); 2233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 2243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 2253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image=DestroyImageList(image); 2263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return((Image *) NULL); 2273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 2283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.reserved=(short) ReadBlobLSBShort(image); 2293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.resource_type=(short) ReadBlobLSBShort(image); 2303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.count=(short) ReadBlobLSBShort(image); 2313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((icon_file.reserved != 0) || 2323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ((icon_file.resource_type != 1) && (icon_file.resource_type != 2)) || 2333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (icon_file.count > MaxIcons)) 2343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(CorruptImageError,"ImproperImageHeader"); 2353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (i=0; i < icon_file.count; i++) 2363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 2373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].width=(unsigned char) ReadBlobByte(image); 2383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].height=(unsigned char) ReadBlobByte(image); 2393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].colors=(unsigned char) ReadBlobByte(image); 2403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].reserved=(unsigned char) ReadBlobByte(image); 2413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].planes=(unsigned short) ReadBlobLSBShort(image); 2423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].bits_per_pixel=(unsigned short) 2433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ReadBlobLSBShort(image); 2443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].size=ReadBlobLSBLong(image); 2453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].offset=ReadBlobLSBLong(image); 2463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 2473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (i=0; i < icon_file.count; i++) 2483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 2493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 2503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Verify Icon identifier. 2513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 2523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy offset=(ssize_t) SeekBlob(image,(MagickOffsetType) 2533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].offset,SEEK_SET); 2543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (offset < 0) 2553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(CorruptImageError,"ImproperImageHeader"); 2563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.size=ReadBlobLSBLong(image); 2573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.width=(unsigned char) ReadBlobLSBLong(image); 2583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.height=(unsigned char) ReadBlobLSBLong(image)/2; 2593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((icon_file.directory[i].width == 0) && 2603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (icon_file.directory[i].height == 0)) 2613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 2623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Image 2633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *icon_image; 2643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 2653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ImageInfo 2663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *read_info; 2673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 2683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy size_t 2693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy length; 2703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 2713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned char 2723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *png; 2733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 2743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 2753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Icon image encoded as a compressed PNG image. 2763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 2773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy length=icon_file.directory[i].size; 2783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy png=(unsigned char *) AcquireQuantumMemory(length+12,sizeof(*png)); 2793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (png == (unsigned char *) NULL) 2803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); 2813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) CopyMagickMemory(png,"\211PNG\r\n\032\n\000\000\000\015",12); 2823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy count=ReadBlob(image,length,png+12); 2833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (count != (ssize_t) length) 2843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 2853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy png=(unsigned char *) RelinquishMagickMemory(png); 2863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(CorruptImageError, 2873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy "InsufficientImageDataInFile"); 2883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 2893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy read_info=CloneImageInfo(image_info); 2903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) CopyMagickString(read_info->magick,"PNG",MaxTextExtent); 2913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_image=BlobToImage(read_info,png,length+12,exception); 2923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy read_info=DestroyImageInfo(read_info); 2933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy png=(unsigned char *) RelinquishMagickMemory(png); 2943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_image == (Image *) NULL) 2953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 2963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image=DestroyImageList(image); 2973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return((Image *) NULL); 2983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 2993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy DestroyBlob(icon_image); 3003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_image->blob=ReferenceBlob(image->blob); 3013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ReplaceImageInList(&image,icon_image); 3023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 3033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy else 3043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.planes=ReadBlobLSBShort(image); 3063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=ReadBlobLSBShort(image); 3073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_info.bits_per_pixel > 32) 3083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(CorruptImageError,"ImproperImageHeader"); 3093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.compression=ReadBlobLSBLong(image); 3103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.image_size=ReadBlobLSBLong(image); 3113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.x_pixels=ReadBlobLSBLong(image); 3123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.y_pixels=ReadBlobLSBLong(image); 3133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.number_colors=ReadBlobLSBLong(image); 3143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.colors_important=ReadBlobLSBLong(image); 3153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->matte=MagickTrue; 3163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->columns=(unsigned long) icon_file.directory[i].width; 3173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->rows=(unsigned long) icon_file.directory[i].height; 3183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->depth=8; 3193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->debug != MagickFalse) 3203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 3223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy " scene = %ld",i); 3233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 3243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy " size = %ld",icon_info.size); 3253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 3263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy " width = %d",icon_file.directory[i].width); 3273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 3283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy " height = %d",icon_file.directory[i].height); 3293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 3303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy " colors = %ld",icon_info.number_colors); 3313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 3323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy " planes = %d",icon_info.planes); 3333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 3343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy " bpp = %d",icon_info.bits_per_pixel); 3353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 3363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((icon_info.number_colors != 0) || (icon_info.bits_per_pixel <= 16)) 3373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->storage_class=PseudoClass; 3393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->colors=icon_info.number_colors; 3403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->colors == 0) 3413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->colors=1 << icon_info.bits_per_pixel; 3423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 3433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->storage_class == PseudoClass) 3443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy register long 3463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy i; 3473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 3483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned char 3493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *icon_colormap; 3503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 3513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned long 3523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy number_colors; 3533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 3543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 3553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Read Icon raster colormap. 3563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 3573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy number_colors=1UL << icon_info.bits_per_pixel; 3583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (AcquireImageColormap(image,number_colors) == MagickFalse) 3593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); 3603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_colormap=(unsigned char *) AcquireQuantumMemory((size_t) 3613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->colors,4UL*sizeof(*icon_colormap)); 3623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_colormap == (unsigned char *) NULL) 3633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); 3643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy count=ReadBlob(image,(size_t) (4*image->colors),icon_colormap); 3653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (count != (ssize_t) (4*image->colors)) 3663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(CorruptImageError, 3673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy "InsufficientImageDataInFile"); 3683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy p=icon_colormap; 3693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (i=0; i < (long) image->colors; i++) 3703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->colormap[i].blue=(Quantum) ScaleCharToQuantum(*p++); 3723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->colormap[i].green=(Quantum) ScaleCharToQuantum(*p++); 3733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->colormap[i].red=(Quantum) ScaleCharToQuantum(*p++); 3743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy p++; 3753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 3763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_colormap=(unsigned char *) RelinquishMagickMemory(icon_colormap); 3773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 3783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 3793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert Icon raster image to pixel packets. 3803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 3813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((image_info->ping != MagickFalse) && 3823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (image_info->number_scenes != 0)) 3833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->scene >= (image_info->scene+image_info->number_scenes-1)) 3843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 3853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bytes_per_line=(((image->columns*icon_info.bits_per_pixel)+31) & 3863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ~31) >> 3; 3873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scanline_pad=((((image->columns*icon_info.bits_per_pixel)+31) & ~31)- 3883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (image->columns*icon_info.bits_per_pixel)) >> 3; 3893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy switch (icon_info.bits_per_pixel) 3903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 1: 3923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 3943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert bitmap scanline. 3953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 3963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (y=(long) image->rows-1; y >= 0; y--) 3973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); 3993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (q == (PixelPacket *) NULL) 4003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes=GetAuthenticIndexQueue(image); 4023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) (image->columns-7); x+=8) 4033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=(unsigned long) ReadBlobByte(image); 4053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (bit=0; bit < 8; bit++) 4063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes[x+bit]=(IndexPacket) 4073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ((byte & (0x80 >> bit)) != 0 ? 0x01 : 0x00); 4083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((image->columns % 8) != 0) 4103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=(unsigned long) ReadBlobByte(image); 4123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (bit=0; bit < (image->columns % 8); bit++) 4133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes[x+bit]=(IndexPacket) 4143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ((byte & (0x80 >> bit)) != 0 ? 0x01 : 0x00); 4153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) scanline_pad; x++) 4173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ReadBlobByte(image); 4183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (SyncAuthenticPixels(image,exception) == MagickFalse) 4193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->previous == (Image *) NULL) 4213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(image,LoadImageTag,image->rows-y-1, 4233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->rows); 4243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 4253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 4: 4313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 4333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Read 4-bit Icon scanline. 4343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 4353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (y=(long) image->rows-1; y >= 0; y--) 4363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); 4383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (q == (PixelPacket *) NULL) 4393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes=GetAuthenticIndexQueue(image); 4413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < ((long) image->columns-1); x+=2) 4423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=(unsigned long) ReadBlobByte(image); 4443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes[x]=(IndexPacket) ((byte >> 4) & 0xf); 4453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes[x+1]=(IndexPacket) ((byte) & 0xf); 4463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((image->columns % 2) != 0) 4483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=(unsigned long) ReadBlobByte(image); 4503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes[x]=(IndexPacket) ((byte >> 4) & 0xf); 4513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) scanline_pad; x++) 4533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ReadBlobByte(image); 4543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (SyncAuthenticPixels(image,exception) == MagickFalse) 4553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->previous == (Image *) NULL) 4573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(image,LoadImageTag,image->rows-y-1, 4593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->rows); 4603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 4613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 8: 4673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 4693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert PseudoColor scanline. 4703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 4713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (y=(long) image->rows-1; y >= 0; y--) 4723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); 4743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (q == (PixelPacket *) NULL) 4753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes=GetAuthenticIndexQueue(image); 4773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) image->columns; x++) 4783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=(unsigned long) ReadBlobByte(image); 4803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes[x]=(IndexPacket) byte; 4813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) scanline_pad; x++) 4833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ReadBlobByte(image); 4843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (SyncAuthenticPixels(image,exception) == MagickFalse) 4853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->previous == (Image *) NULL) 4873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(image,LoadImageTag,image->rows-y-1, 4893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->rows); 4903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 4913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 16: 4973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 4993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert PseudoColor scanline. 5003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 5013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (y=(long) image->rows-1; y >= 0; y--) 5023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); 5043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (q == (PixelPacket *) NULL) 5053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes=GetAuthenticIndexQueue(image); 5073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) image->columns; x++) 5083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=(unsigned long) ReadBlobByte(image); 5103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte|=(unsigned long) (ReadBlobByte(image) << 8); 5113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes[x]=(IndexPacket) byte; 5123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) scanline_pad; x++) 5143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ReadBlobByte(image); 5153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (SyncAuthenticPixels(image,exception) == MagickFalse) 5163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->previous == (Image *) NULL) 5183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(image,LoadImageTag,image->rows-y-1, 5203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->rows); 5213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 5223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 24: 5283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 32: 5293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 5313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert DirectColor scanline. 5323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 5333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (y=(long) image->rows-1; y >= 0; y--) 5343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); 5363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (q == (PixelPacket *) NULL) 5373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) image->columns; x++) 5393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q->blue=ScaleCharToQuantum((unsigned char) ReadBlobByte(image)); 5413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q->green=ScaleCharToQuantum((unsigned char) 5423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ReadBlobByte(image)); 5433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q->red=ScaleCharToQuantum((unsigned char) ReadBlobByte(image)); 5443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_info.bits_per_pixel == 32) 5453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q->opacity=(Quantum) (QuantumRange-ScaleCharToQuantum( 5463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (unsigned char) ReadBlobByte(image))); 5473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q++; 5483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_info.bits_per_pixel == 24) 5503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) scanline_pad; x++) 5513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ReadBlobByte(image); 5523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (SyncAuthenticPixels(image,exception) == MagickFalse) 5533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->previous == (Image *) NULL) 5553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(image,LoadImageTag,image->rows-y-1, 5573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->rows); 5583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 5593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy default: 5653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(CorruptImageError,"ImproperImageHeader"); 5663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) SyncImage(image); 5683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_info.bits_per_pixel != 32) 5693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 5713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Read the ICON alpha mask. 5723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 5733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->storage_class=DirectClass; 5743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (y=(long) image->rows-1; y >= 0; y--) 5753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=GetAuthenticPixels(image,0,y,image->columns,1,exception); 5773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (q == (PixelPacket *) NULL) 5783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < ((long) image->columns-7); x+=8) 5803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=(unsigned long) ReadBlobByte(image); 5823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (bit=0; bit < 8; bit++) 5833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q[x+bit].opacity=(Quantum) (((byte & (0x80 >> bit)) != 0) ? 5843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy TransparentOpacity : OpaqueOpacity); 5853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((image->columns % 8) != 0) 5873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=(unsigned long) ReadBlobByte(image); 5893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (bit=0; bit < (image->columns % 8); bit++) 5903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q[x+bit].opacity=(Quantum) (((byte & (0x80 >> bit)) != 0) ? 5913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy TransparentOpacity : OpaqueOpacity); 5923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5930e8200f78c4cb859725d32da48fcaf6f41f6ca02cristy if ((image->columns % 32) != 0) 5940e8200f78c4cb859725d32da48fcaf6f41f6ca02cristy for (x=0; x < (long) ((32-(image->columns % 32))/8); x++) 5950e8200f78c4cb859725d32da48fcaf6f41f6ca02cristy (void) ReadBlobByte(image); 5963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (SyncAuthenticPixels(image,exception) == MagickFalse) 5973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (EOFBlob(image) != MagickFalse) 6013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 6023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowFileException(exception,CorruptImageError, 6033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy "UnexpectedEndOfFile",image->filename); 6043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 6053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 6083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Proceed to next image. 6093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 6103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image_info->number_scenes != 0) 6113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->scene >= (image_info->scene+image_info->number_scenes-1)) 6123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 6133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (i < (long) (icon_file.count-1)) 6143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 6153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 6163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Allocate next image structure. 6173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 6183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy AcquireNextImage(image_info,image); 6193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (GetNextImageInList(image) == (Image *) NULL) 6203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 6213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image=DestroyImageList(image); 6223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return((Image *) NULL); 6233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image=SyncNextImageInList(image); 6253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(image,LoadImagesTag,TellBlob(image), 6263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy GetBlobSize(image)); 6273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 6283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 6293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) CloseBlob(image); 6323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return(GetFirstImageInList(image)); 6333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} 6343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 6353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 6363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 6373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% R e g i s t e r I C O N I m a g e % 6413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 6453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 6463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% RegisterICONImage() adds attributes for the Icon image format to 6473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% the list of supported formats. The attributes include the image format 6483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% tag, a method to read and/or write the format, whether the format 6493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% supports the saving of more than one frame to the same file or blob, 6503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% whether the format supports native in-memory I/O, and a brief 6513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% description of the format. 6523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 6533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% The format of the RegisterICONImage method is: 6543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 6553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% unsigned long RegisterICONImage(void) 6563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 6573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 6583ed852eea50f9d4cd633efb8c2b054b8e33c253cristyModuleExport unsigned long RegisterICONImage(void) 6593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 6603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy MagickInfo 6613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *entry; 6623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 6633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry=SetMagickInfo("CUR"); 6643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->decoder=(DecodeImageHandler *) ReadICONImage; 6653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->encoder=(EncodeImageHandler *) WriteICONImage; 6663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->adjoin=MagickFalse; 6673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->seekable_stream=MagickTrue; 6683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->description=ConstantString("Microsoft icon"); 6693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->module=ConstantString("CUR"); 6703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) RegisterMagickInfo(entry); 6713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry=SetMagickInfo("ICO"); 6723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->decoder=(DecodeImageHandler *) ReadICONImage; 6733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->encoder=(EncodeImageHandler *) WriteICONImage; 6743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->adjoin=MagickTrue; 6753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->seekable_stream=MagickTrue; 6763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->description=ConstantString("Microsoft icon"); 6773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->module=ConstantString("ICON"); 6783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) RegisterMagickInfo(entry); 6793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry=SetMagickInfo("ICON"); 6803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->decoder=(DecodeImageHandler *) ReadICONImage; 6813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->encoder=(EncodeImageHandler *) WriteICONImage; 6823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->adjoin=MagickFalse; 6833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->seekable_stream=MagickTrue; 6843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->description=ConstantString("Microsoft icon"); 6853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->module=ConstantString("ICON"); 6863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) RegisterMagickInfo(entry); 6873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return(MagickImageCoderSignature); 6883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} 6893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 6903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 6913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 6923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% U n r e g i s t e r I C O N I m a g e % 6963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 7003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% UnregisterICONImage() removes format registrations made by the 7023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% ICON module from the list of supported formats. 7033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% The format of the UnregisterICONImage method is: 7053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% UnregisterICONImage(void) 7073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 7093ed852eea50f9d4cd633efb8c2b054b8e33c253cristyModuleExport void UnregisterICONImage(void) 7103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 7113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) UnregisterMagickInfo("CUR"); 7123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) UnregisterMagickInfo("ICO"); 7133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) UnregisterMagickInfo("ICON"); 7143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} 7153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 7173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 7183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% W r i t e I C O N I m a g e % 7223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 7263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% WriteICONImage() writes an image in Microsoft Windows bitmap encoded 7283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% image format, version 3 for Windows or (if the image has a matte channel) 7293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% version 4. 7303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% The format of the WriteICONImage method is: 7323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% MagickBooleanType WriteICONImage(const ImageInfo *image_info, 7343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% Image *image) 7353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% A description of each parameter follows. 7373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% o image_info: the image info. 7393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% o image: The image. 7413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 7433ed852eea50f9d4cd633efb8c2b054b8e33c253cristystatic MagickBooleanType WriteICONImage(const ImageInfo *image_info, 7443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Image *image) 7453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 7463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy IconFile 7473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file; 7483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy IconInfo 7503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info; 7513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Image 7533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *next; 7543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy long 7563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy y; 7573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy MagickBooleanType 7593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status; 7603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy MagickOffsetType 7623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy offset, 7633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene; 7643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy register const IndexPacket 7663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *indexes; 7673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy register const PixelPacket 7693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *p; 7703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy register long 7723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy i, 7733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy x; 7743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy register unsigned char 7763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q; 7773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned char 7793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit, 7803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte, 7813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *pixels; 7823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned long 7843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bytes_per_line, 7853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scanline_pad; 7863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 7883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Open output image file. 7893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 7903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(image_info != (const ImageInfo *) NULL); 7913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(image_info->signature == MagickSignature); 7923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(image != (Image *) NULL); 7933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(image->signature == MagickSignature); 7943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(),"%s",image->filename); 7953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->exception); 7963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 7973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return(status); 7983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene=0; 7993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=image; 8003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy do 8013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 8023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((image->columns > 256L) || (image->rows > 256L)) 8033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowWriterException(ImageError,"WidthOrHeightExceedsLimit"); 8043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene++; 8053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=SyncNextImageInList(next); 8063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } while ((next != (Image *) NULL) && (image_info->adjoin != MagickFalse)); 8073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 8083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Dump out a ICON header template to be properly initialized later. 8093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 8103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,0); 8113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,1); 8123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,(unsigned char) scene); 8133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ResetMagickMemory(&icon_file,0,sizeof(icon_file)); 8143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ResetMagickMemory(&icon_info,0,sizeof(icon_info)); 8153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene=0; 8163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=image; 8173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy do 8183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 8193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].width); 8203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].height); 8213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].colors); 8223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].reserved); 8233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,icon_file.directory[scene].planes); 8243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,icon_file.directory[scene].bits_per_pixel); 8253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,icon_file.directory[scene].size); 8263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,icon_file.directory[scene].offset); 8273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene++; 8283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=SyncNextImageInList(next); 8293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } while ((next != (Image *) NULL) && (image_info->adjoin != MagickFalse)); 8303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene=0; 8313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=image; 8323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy do 8333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 8343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((next->columns == 256) && (next->rows == 256)) 8353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 8363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Image 8373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *write_image; 8383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 8393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ImageInfo 8403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *write_info; 8413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 8423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy size_t 8433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy length; 8443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 8453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned char 8463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *png; 8473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 8483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 8493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Icon image encoded as a compressed PNG image. 8503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 8513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy write_image=CloneImage(next,0,0,MagickTrue,&image->exception); 8523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (write_image == (Image *) NULL) 8533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return(MagickFalse); 8543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy write_info=CloneImageInfo(image_info); 8553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) CopyMagickString(write_info->filename,"PNG:",MaxTextExtent); 8563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy png=(unsigned char *) ImageToBlob(write_info,write_image,&length, 8573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy &image->exception); 8583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy write_image=DestroyImage(write_image); 8593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy write_info=DestroyImageInfo(write_info); 8603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (png == (unsigned char *) NULL) 8613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return(MagickFalse); 8623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].width=0; 8633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].height=0; 8643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].colors=0; 8653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].reserved=0; 8663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].planes=1; 8673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].bits_per_pixel=32; 8683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].size=(unsigned long) length; 8693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].offset=(unsigned long) TellBlob(image); 8703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlob(image,(size_t) length,png); 8713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy png=(unsigned char *) RelinquishMagickMemory(png); 8723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 8733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy else 8743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 8753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 8763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Initialize ICON raster file header. 8773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 8783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->colorspace != RGBColorspace) 8793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) TransformImageColorspace(next,RGBColorspace); 8803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.file_size=14+12+28; 8813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.offset_bits=icon_info.file_size; 8823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.compression=BI_RGB; 8833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((next->storage_class != DirectClass) && (next->colors > 256)) 8843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) SetImageStorageClass(next,DirectClass); 8853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->storage_class == DirectClass) 8863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 8873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 8883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Full color ICON raster. 8893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 8903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.number_colors=0; 8913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=32; 8923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.compression=(unsigned long) BI_RGB; 8933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 8943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy else 8953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 8963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 8973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Colormapped ICON raster. 8983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 8993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=8; 9003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->colors <= 256) 9013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=8; 9023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->colors <= 16) 9033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=4; 9043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->colors <= 2) 9053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=1; 9063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.number_colors=1 << icon_info.bits_per_pixel; 9073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_info.number_colors < next->colors) 9083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) SetImageStorageClass(next,DirectClass); 9103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.number_colors=0; 9113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=(unsigned short) 24; 9123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.compression=(unsigned long) BI_RGB; 9133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy else 9153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.file_size+=3*(1UL << icon_info.bits_per_pixel); 9173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.offset_bits+=3*(1UL << icon_info.bits_per_pixel); 9183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.file_size+=(1UL << icon_info.bits_per_pixel); 9193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.offset_bits+=(1UL << icon_info.bits_per_pixel); 9203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bytes_per_line=(((next->columns*icon_info.bits_per_pixel)+31) & 9233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ~31) >> 3; 9243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.ba_offset=0; 9253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.width=(long) next->columns; 9263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.height=(long) next->rows; 9273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.planes=1; 9283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.image_size=bytes_per_line*next->rows; 9293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.size=40; 9303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.size+=(4*icon_info.number_colors); 9313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.size+=icon_info.image_size; 9323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.size+=(((icon_info.width+31) & ~31) >> 3)*icon_info.height; 9333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.file_size+=icon_info.image_size; 9343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.x_pixels=0; 9353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.y_pixels=0; 9363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy switch (next->units) 9373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case UndefinedResolution: 9393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case PixelsPerInchResolution: 9403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.x_pixels=(unsigned long) (100.0*next->x_resolution/2.54); 9423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.y_pixels=(unsigned long) (100.0*next->y_resolution/2.54); 9433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 9443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case PixelsPerCentimeterResolution: 9463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.x_pixels=(unsigned long) (100.0*next->x_resolution); 9483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.y_pixels=(unsigned long) (100.0*next->y_resolution); 9493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 9503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.colors_important=icon_info.number_colors; 9533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 9543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert MIFF to ICON raster pixels. 9553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 9563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy pixels=(unsigned char *) AcquireQuantumMemory((size_t) 9573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.image_size,sizeof(*pixels)); 9583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (pixels == (unsigned char *) NULL) 9593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); 9603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ResetMagickMemory(pixels,0,(size_t) icon_info.image_size); 9613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy switch (icon_info.bits_per_pixel) 9623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 1: 9643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned long 9663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit, 9673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte; 9683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 9693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 9703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert PseudoClass image to a ICON monochrome image. 9713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 9723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (y=0; y < (long) next->rows; y++) 9733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy p=GetVirtualPixels(next,0,y,next->columns,1,&next->exception); 9753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (p == (const PixelPacket *) NULL) 9763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 9773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes=GetVirtualIndexQueue(next); 9783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=pixels+(next->rows-y-1)*bytes_per_line; 9793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit=0; 9803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=0; 9813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) next->columns; x++) 9823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte<<=1; 9843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte|=indexes[x] != 0 ? 0x01 : 0x00; 9853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit++; 9863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (bit == 8) 9873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) byte; 9893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit=0; 9903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=0; 9913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (bit != 0) 9943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) (byte << (8-bit)); 9953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->previous == (Image *) NULL) 9963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(next,SaveImageTag,y,next->rows); 9983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 9993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 4: 10053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned long 10073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy nibble, 10083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte; 10093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 10103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 10113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert PseudoClass image to a ICON monochrome image. 10123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 10133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (y=0; y < (long) next->rows; y++) 10143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy p=GetVirtualPixels(next,0,y,next->columns,1,&next->exception); 10163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (p == (const PixelPacket *) NULL) 10173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes=GetVirtualIndexQueue(next); 10193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=pixels+(next->rows-y-1)*bytes_per_line; 10203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy nibble=0; 10213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=0; 10223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) next->columns; x++) 10233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte<<=4; 10253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte|=((unsigned long) indexes[x] & 0x0f); 10263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy nibble++; 10273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (nibble == 2) 10283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) byte; 10303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy nibble=0; 10313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=0; 10323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (nibble != 0) 10353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) (byte << 4); 10363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->previous == (Image *) NULL) 10373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(next,SaveImageTag,y,next->rows); 10393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 10403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 8: 10463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 10483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert PseudoClass packet to ICON pixel. 10493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 10503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (y=0; y < (long) next->rows; y++) 10513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy p=GetVirtualPixels(next,0,y,next->columns,1,&next->exception); 10533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (p == (const PixelPacket *) NULL) 10543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy indexes=GetVirtualIndexQueue(next); 10563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=pixels+(next->rows-y-1)*bytes_per_line; 10573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) next->columns; x++) 10583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) indexes[x]; 10593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->previous == (Image *) NULL) 10603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(next,SaveImageTag,y,next->rows); 10623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 10633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 24: 10693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 32: 10703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 10723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert DirectClass packet to ICON BGR888 or BGRA8888 pixel. 10733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 10743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (y=0; y < (long) next->rows; y++) 10753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy p=GetVirtualPixels(next,0,y,next->columns,1,&next->exception); 10773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (p == (const PixelPacket *) NULL) 10783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=pixels+(next->rows-y-1)*bytes_per_line; 10803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) next->columns; x++) 10813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=ScaleQuantumToChar(p->blue); 10833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=ScaleQuantumToChar(p->green); 10843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=ScaleQuantumToChar(p->red); 10853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->matte == MagickFalse) 10863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=ScaleQuantumToChar(QuantumRange); 10873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy else 10883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=ScaleQuantumToChar(QuantumRange-p->opacity); 10893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy p++; 10903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_info.bits_per_pixel == 24) 10923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=3L*(long) next->columns; x < (long) bytes_per_line; x++) 10933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=0x00; 10943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->previous == (Image *) NULL) 10953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(next,SaveImageTag,y,next->rows); 10973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 10983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 11023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 11053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Write 40-byte version 3+ bitmap header. 11063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 11073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].width=(unsigned char) icon_info.width; 11083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].height=(unsigned char) icon_info.height; 11093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].colors=(unsigned char) 11103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.number_colors; 11113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].reserved=0; 11123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].planes=icon_info.planes; 11133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].bits_per_pixel=icon_info.bits_per_pixel; 11143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].size=icon_info.size; 11153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].offset=(unsigned long) TellBlob(image); 11163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,(unsigned long) 40); 11173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,(unsigned long) icon_info.width); 11183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,(unsigned long) icon_info.height*2); 11193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,icon_info.planes); 11203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,icon_info.bits_per_pixel); 11213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,icon_info.compression); 11223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,icon_info.image_size); 11233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,icon_info.x_pixels); 11243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,icon_info.y_pixels); 11253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,icon_info.number_colors); 11263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,icon_info.colors_important); 11273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->storage_class == PseudoClass) 11283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned char 11303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *icon_colormap; 11313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 11323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 11333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Dump colormap to file. 11343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 11353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_colormap=(unsigned char *) AcquireQuantumMemory((size_t) 11363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (1UL << icon_info.bits_per_pixel),4UL*sizeof(*icon_colormap)); 11373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_colormap == (unsigned char *) NULL) 11383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); 11393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=icon_colormap; 11403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (i=0; i < (long) next->colors; i++) 11413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=ScaleQuantumToChar(next->colormap[i].blue); 11433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=ScaleQuantumToChar(next->colormap[i].green); 11443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=ScaleQuantumToChar(next->colormap[i].red); 11453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) 0x0; 11463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for ( ; i < (long) (1UL << icon_info.bits_per_pixel); i++) 11483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) 0x00; 11503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) 0x00; 11513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) 0x00; 11523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) 0x00; 11533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlob(image,(size_t) (4UL*(1UL << 11553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel)),icon_colormap); 11563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_colormap=(unsigned char *) RelinquishMagickMemory( 11573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_colormap); 11583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlob(image,(size_t) icon_info.image_size,pixels); 11603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy pixels=(unsigned char *) RelinquishMagickMemory(pixels); 11613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 11623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Write matte mask. 11633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 11643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scanline_pad=(((next->columns+31) & ~31)-next->columns) >> 3; 11653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (y=((long) next->rows - 1); y >= 0; y--) 11663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy p=GetVirtualPixels(next,0,y,next->columns,1,&next->exception); 11683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (p == (const PixelPacket *) NULL) 11693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 11703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit=0; 11713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=0; 11723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (x=0; x < (long) next->columns; x++) 11733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte<<=1; 11753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((next->matte == MagickTrue) && 11763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (p->opacity == (Quantum) TransparentOpacity)) 11773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte|=0x01; 11783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit++; 11793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (bit == 8) 11803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,(unsigned char) byte); 11823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit=0; 11833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=0; 11843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy p++; 11863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (bit != 0) 11883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,(unsigned char) (byte << (8-bit))); 11893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (i=0; i < (long) scanline_pad; i++) 11903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,(unsigned char) 0); 11913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (GetNextImageInList(next) == (Image *) NULL) 11943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 11953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=SyncNextImageInList(next); 11963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(next,SaveImagesTag,scene++, 11973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy GetImageListLength(next)); 11983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 11993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 12003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } while ((next != (Image *) NULL) && (image_info->adjoin != MagickFalse)); 12013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy offset=SeekBlob(image,0,SEEK_SET); 12023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,0); 12033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,1); 12043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,(unsigned short) (scene+1)); 12053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene=0; 12063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=image; 12073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy do 12083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 12093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].width); 12103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].height); 12113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].colors); 12123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].reserved); 12133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,icon_file.directory[scene].planes); 12143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,icon_file.directory[scene].bits_per_pixel); 12153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,icon_file.directory[scene].size); 12163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBLong(image,icon_file.directory[scene].offset); 12173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene++; 12183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=SyncNextImageInList(next); 12193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } while ((next != (Image *) NULL) && (image_info->adjoin != MagickFalse)); 12203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) CloseBlob(image); 12213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return(MagickTrue); 12223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} 1223