icon.c revision acd2ed254c18c254a0ab5aafa06d1645e5d079d8
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% % 207e41fe84a841d7b9d7b36b245b65e9dcb3314943cristy% Copyright 1999-2011 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*/ 424c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/studio.h" 434c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/blob.h" 444c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/blob-private.h" 454c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/cache.h" 464c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/colormap.h" 474c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/colorspace.h" 484c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/exception.h" 494c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/exception-private.h" 504c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/image.h" 514c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/image-private.h" 524c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/list.h" 534c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/log.h" 544c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/magick.h" 554c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/memory_.h" 564c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/monitor.h" 574c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/monitor-private.h" 584c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/nt-feature.h" 594c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/pixel-accessor.h" 604c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/quantize.h" 614c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/quantum-private.h" 624c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/static.h" 634c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/string_.h" 644c08aed51c5899665ade97263692328eea4af106cristy#include "MagickCore/module.h" 653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Define declarations. 683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 690157aeadef2fce908277168097a160a8f15a6952cristy#if !defined(MAGICKCORE_WINDOWS_SUPPORT) || defined(__MINGW32__) 703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#define BI_RGB 0 713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#define BI_RLE8 1 723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#define BI_BITFIELDS 3 733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#endif 743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy#define MaxIcons 1024 753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Typedef declarations. 783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 793ed852eea50f9d4cd633efb8c2b054b8e33c253cristytypedef struct _IconEntry 803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned char 823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy width, 833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy height, 843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy colors, 853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy reserved; 863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned short int 883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy planes, 893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bits_per_pixel; 903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 91bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy size_t 923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy size, 933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy offset; 943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} IconEntry; 953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 963ed852eea50f9d4cd633efb8c2b054b8e33c253cristytypedef struct _IconFile 973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy short 993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy reserved, 1003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy resource_type, 1013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy count; 1023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy IconEntry 1043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy directory[MaxIcons]; 1053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} IconFile; 1063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1073ed852eea50f9d4cd633efb8c2b054b8e33c253cristytypedef struct _IconInfo 1083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 109bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy size_t 1103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy file_size, 1113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ba_offset, 1123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy offset_bits, 1133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy size; 1143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 115bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy ssize_t 1163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy width, 1173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy height; 1183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned short 1203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy planes, 1213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bits_per_pixel; 1223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 123bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy size_t 1243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy compression, 1253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image_size, 1263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy x_pixels, 1273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy y_pixels, 1283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy number_colors, 1293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy red_mask, 1303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy green_mask, 1313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy blue_mask, 1323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy alpha_mask, 1333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy colors_important; 1343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 135bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy ssize_t 1363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy colorspace; 1373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} IconInfo; 1383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 1403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Forward declaractions. 1413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 1423ed852eea50f9d4cd633efb8c2b054b8e33c253cristystatic MagickBooleanType 1431e178e70fb3c956f9fc1e30c3ba863e882666465cristy WriteICONImage(const ImageInfo *,Image *,ExceptionInfo *); 1443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 1463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 1473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 1483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 1493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 1503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% R e a d I C O N I m a g e % 1513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 1523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 1533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 1543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 1553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% ReadICONImage() reads a Microsoft icon image file and returns it. It 1573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% allocates the memory necessary for the new Image structure and returns a 1583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% pointer to the new image. 1593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% The format of the ReadICONImage method is: 1613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% Image *ReadICONImage(const ImageInfo *image_info, 1633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% ExceptionInfo *exception) 1643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% A description of each parameter follows: 1663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% o image_info: the image info. 1683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% o exception: return any errors or warnings in this structure. 1703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 1713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 1723ed852eea50f9d4cd633efb8c2b054b8e33c253cristystatic Image *ReadICONImage(const ImageInfo *image_info, 1733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ExceptionInfo *exception) 1743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 1753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy IconFile 1763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file; 1773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy IconInfo 1793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info; 1803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Image 1823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *image; 1833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy MagickBooleanType 1853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status; 1863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 187bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy register ssize_t 1883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy i, 1893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy x; 1903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1914c08aed51c5899665ade97263692328eea4af106cristy register Quantum 1923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q; 1933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 1943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy register unsigned char 1953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *p; 1963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 197bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy size_t 1983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit, 199eaedf06777741da32408da72c1e512975c600c48cristy byte, 2003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bytes_per_line, 201eaedf06777741da32408da72c1e512975c600c48cristy one, 2023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scanline_pad; 2033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 204ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy ssize_t 205ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy count, 206ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy offset, 207ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy y; 208ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy 2093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 2103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Open image file. 2113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 2123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(image_info != (const ImageInfo *) NULL); 2133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(image_info->signature == MagickSignature); 2143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(),"%s",image_info->filename); 2153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(exception != (ExceptionInfo *) NULL); 2163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(exception->signature == MagickSignature); 2173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image=AcquireImage(image_info); 2183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); 2193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 2203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 2213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image=DestroyImageList(image); 2223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return((Image *) NULL); 2233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 2243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.reserved=(short) ReadBlobLSBShort(image); 2253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.resource_type=(short) ReadBlobLSBShort(image); 2263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.count=(short) ReadBlobLSBShort(image); 2273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((icon_file.reserved != 0) || 2283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ((icon_file.resource_type != 1) && (icon_file.resource_type != 2)) || 2293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (icon_file.count > MaxIcons)) 2303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(CorruptImageError,"ImproperImageHeader"); 2313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (i=0; i < icon_file.count; i++) 2323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 2333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].width=(unsigned char) ReadBlobByte(image); 2343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].height=(unsigned char) ReadBlobByte(image); 2353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].colors=(unsigned char) ReadBlobByte(image); 2363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].reserved=(unsigned char) ReadBlobByte(image); 2373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].planes=(unsigned short) ReadBlobLSBShort(image); 2383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].bits_per_pixel=(unsigned short) 2393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ReadBlobLSBShort(image); 2403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].size=ReadBlobLSBLong(image); 2413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].offset=ReadBlobLSBLong(image); 2423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 243eaedf06777741da32408da72c1e512975c600c48cristy one=1; 2443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (i=0; i < icon_file.count; i++) 2453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 2463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 2473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Verify Icon identifier. 2483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 2493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy offset=(ssize_t) SeekBlob(image,(MagickOffsetType) 2503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[i].offset,SEEK_SET); 2513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (offset < 0) 2523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(CorruptImageError,"ImproperImageHeader"); 2533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.size=ReadBlobLSBLong(image); 254d63c05090aab1e473b06640f5d0d5cf15a2e71adcristy icon_info.width=(unsigned char) ((int) ReadBlobLSBLong(image)); 255d63c05090aab1e473b06640f5d0d5cf15a2e71adcristy icon_info.height=(unsigned char) ((int) ReadBlobLSBLong(image)/2); 2563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((icon_file.directory[i].width == 0) && 2573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (icon_file.directory[i].height == 0)) 2583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 2593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Image 2603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *icon_image; 2613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 2623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ImageInfo 2633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *read_info; 2643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 2653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy size_t 2663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy length; 2673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 2683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned char 2693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *png; 2703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 2713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 2723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Icon image encoded as a compressed PNG image. 2733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 2743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy length=icon_file.directory[i].size; 2753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy png=(unsigned char *) AcquireQuantumMemory(length+12,sizeof(*png)); 2763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (png == (unsigned char *) NULL) 2773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); 2783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) CopyMagickMemory(png,"\211PNG\r\n\032\n\000\000\000\015",12); 279c8817fecd6db32f06bf98be1f7a2ab8f3ae72a3dcristy count=ReadBlob(image,length-12,png+12); 280c8817fecd6db32f06bf98be1f7a2ab8f3ae72a3dcristy if (count != (ssize_t) (length-12)) 2813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 2823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy png=(unsigned char *) RelinquishMagickMemory(png); 2833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(CorruptImageError, 2843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy "InsufficientImageDataInFile"); 2853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 2863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy read_info=CloneImageInfo(image_info); 2873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) CopyMagickString(read_info->magick,"PNG",MaxTextExtent); 2883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_image=BlobToImage(read_info,png,length+12,exception); 2893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy read_info=DestroyImageInfo(read_info); 2903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy png=(unsigned char *) RelinquishMagickMemory(png); 2913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_image == (Image *) NULL) 2923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 2933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image=DestroyImageList(image); 2943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return((Image *) NULL); 2953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 2963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy DestroyBlob(icon_image); 2973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_image->blob=ReferenceBlob(image->blob); 2983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ReplaceImageInList(&image,icon_image); 2993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 3003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy else 3013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.planes=ReadBlobLSBShort(image); 3033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=ReadBlobLSBShort(image); 3043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_info.bits_per_pixel > 32) 3053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(CorruptImageError,"ImproperImageHeader"); 3063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.compression=ReadBlobLSBLong(image); 3073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.image_size=ReadBlobLSBLong(image); 3083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.x_pixels=ReadBlobLSBLong(image); 3093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.y_pixels=ReadBlobLSBLong(image); 3103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.number_colors=ReadBlobLSBLong(image); 3113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.colors_important=ReadBlobLSBLong(image); 3123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->matte=MagickTrue; 313bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy image->columns=(size_t) icon_file.directory[i].width; 314bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy if ((ssize_t) image->columns > icon_info.width) 315bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy image->columns=(size_t) icon_info.width; 316bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy image->rows=(size_t) icon_file.directory[i].height; 317bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy if ((ssize_t) image->rows > icon_info.height) 318bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy image->rows=(size_t) icon_info.height; 319c8817fecd6db32f06bf98be1f7a2ab8f3ae72a3dcristy image->depth=icon_info.bits_per_pixel; 3203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->debug != MagickFalse) 3213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 323e8c25f9b4c9fb72cad6db08eeda58c7c5784014ecristy " scene = %.20g",(double) i); 3243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 325e8c25f9b4c9fb72cad6db08eeda58c7c5784014ecristy " size = %.20g",(double) icon_info.size); 3263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 327e8c25f9b4c9fb72cad6db08eeda58c7c5784014ecristy " width = %.20g",(double) icon_file.directory[i].width); 3283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 329e8c25f9b4c9fb72cad6db08eeda58c7c5784014ecristy " height = %.20g",(double) icon_file.directory[i].height); 3303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 331e8c25f9b4c9fb72cad6db08eeda58c7c5784014ecristy " colors = %.20g",(double ) icon_info.number_colors); 3323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 333e8c25f9b4c9fb72cad6db08eeda58c7c5784014ecristy " planes = %.20g",(double) icon_info.planes); 3343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(), 335e8c25f9b4c9fb72cad6db08eeda58c7c5784014ecristy " bpp = %.20g",(double) icon_info.bits_per_pixel); 3363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 3373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((icon_info.number_colors != 0) || (icon_info.bits_per_pixel <= 16)) 3383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->storage_class=PseudoClass; 3403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->colors=icon_info.number_colors; 3413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->colors == 0) 342eaedf06777741da32408da72c1e512975c600c48cristy image->colors=one << icon_info.bits_per_pixel; 3433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 3443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->storage_class == PseudoClass) 3453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 346bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy register ssize_t 3473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy i; 3483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 349bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy size_t 3500b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy number_colors, 3510b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy one; 3523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 353ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy unsigned char 354ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy *icon_colormap; 355ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy 3563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 3573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Read Icon raster colormap. 3583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 3590b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy one=1; 3600b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy number_colors=one << icon_info.bits_per_pixel; 3613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (AcquireImageColormap(image,number_colors) == MagickFalse) 3623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); 3633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_colormap=(unsigned char *) AcquireQuantumMemory((size_t) 3643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->colors,4UL*sizeof(*icon_colormap)); 3653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_colormap == (unsigned char *) NULL) 3663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); 3673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy count=ReadBlob(image,(size_t) (4*image->colors),icon_colormap); 3683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (count != (ssize_t) (4*image->colors)) 3693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(CorruptImageError, 3703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy "InsufficientImageDataInFile"); 3713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy p=icon_colormap; 372bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (i=0; i < (ssize_t) image->colors; i++) 3733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->colormap[i].blue=(Quantum) ScaleCharToQuantum(*p++); 3753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->colormap[i].green=(Quantum) ScaleCharToQuantum(*p++); 3763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->colormap[i].red=(Quantum) ScaleCharToQuantum(*p++); 3773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy p++; 3783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 3793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_colormap=(unsigned char *) RelinquishMagickMemory(icon_colormap); 3803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 3813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 3823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert Icon raster image to pixel packets. 3833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 3843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((image_info->ping != MagickFalse) && 3853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (image_info->number_scenes != 0)) 3863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->scene >= (image_info->scene+image_info->number_scenes-1)) 3873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 3883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bytes_per_line=(((image->columns*icon_info.bits_per_pixel)+31) & 3893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ~31) >> 3; 390da16f16767eb31921af855f17bda465fffc4e000cristy (void) bytes_per_line; 3913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scanline_pad=((((image->columns*icon_info.bits_per_pixel)+31) & ~31)- 3923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (image->columns*icon_info.bits_per_pixel)) >> 3; 3933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy switch (icon_info.bits_per_pixel) 3943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 1: 3963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 3973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 3983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert bitmap scanline. 3993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 400bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (y=(ssize_t) image->rows-1; y >= 0; y--) 4013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); 403acd2ed254c18c254a0ab5aafa06d1645e5d079d8cristy if (q == (Quantum *) NULL) 4043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 405bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) (image->columns-7); x+=8) 4063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 407bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy byte=(size_t) ReadBlobByte(image); 4083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (bit=0; bit < 8; bit++) 4094c08aed51c5899665ade97263692328eea4af106cristy { 4104c08aed51c5899665ade97263692328eea4af106cristy SetPixelIndex(image,((byte & (0x80 >> bit)) != 0 ? 0x01 : 4114c08aed51c5899665ade97263692328eea4af106cristy 0x00),q); 412ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy q+=GetPixelChannels(image); 4134c08aed51c5899665ade97263692328eea4af106cristy } 4143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((image->columns % 8) != 0) 4163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 417bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy byte=(size_t) ReadBlobByte(image); 4183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (bit=0; bit < (image->columns % 8); bit++) 4194c08aed51c5899665ade97263692328eea4af106cristy { 4204c08aed51c5899665ade97263692328eea4af106cristy SetPixelIndex(image,((byte & (0x80 >> bit)) != 0 ? 0x01 : 4214c08aed51c5899665ade97263692328eea4af106cristy 0x00),q); 422ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy q+=GetPixelChannels(image); 4234c08aed51c5899665ade97263692328eea4af106cristy } 4243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 425bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) scanline_pad; x++) 4263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ReadBlobByte(image); 4273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (SyncAuthenticPixels(image,exception) == MagickFalse) 4283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->previous == (Image *) NULL) 4303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(image,LoadImageTag,image->rows-y-1, 4323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->rows); 4333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 4343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 4: 4403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 4423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Read 4-bit Icon scanline. 4433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 444bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (y=(ssize_t) image->rows-1; y >= 0; y--) 4453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); 447acd2ed254c18c254a0ab5aafa06d1645e5d079d8cristy if (q == (Quantum *) NULL) 4483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 449bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < ((ssize_t) image->columns-1); x+=2) 4503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 451bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy byte=(size_t) ReadBlobByte(image); 4524c08aed51c5899665ade97263692328eea4af106cristy SetPixelIndex(image,((byte >> 4) & 0xf),q); 453ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy q+=GetPixelChannels(image); 4544c08aed51c5899665ade97263692328eea4af106cristy SetPixelIndex(image,((byte) & 0xf),q); 455ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy q+=GetPixelChannels(image); 4563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((image->columns % 2) != 0) 4583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 459bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy byte=(size_t) ReadBlobByte(image); 4604c08aed51c5899665ade97263692328eea4af106cristy SetPixelIndex(image,((byte >> 4) & 0xf),q); 461ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy q+=GetPixelChannels(image); 4623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 463bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) scanline_pad; x++) 4643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ReadBlobByte(image); 4653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (SyncAuthenticPixels(image,exception) == MagickFalse) 4663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->previous == (Image *) NULL) 4683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(image,LoadImageTag,image->rows-y-1, 4703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->rows); 4713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 4723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 4773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 8: 4783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 4803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert PseudoColor scanline. 4813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 482bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (y=(ssize_t) image->rows-1; y >= 0; y--) 4833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); 485acd2ed254c18c254a0ab5aafa06d1645e5d079d8cristy if (q == (Quantum *) NULL) 4863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 487bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) image->columns; x++) 4883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 489bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy byte=(size_t) ReadBlobByte(image); 4904c08aed51c5899665ade97263692328eea4af106cristy SetPixelIndex(image,byte,q); 491ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy q+=GetPixelChannels(image); 4923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 493bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) scanline_pad; x++) 4943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ReadBlobByte(image); 4953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (SyncAuthenticPixels(image,exception) == MagickFalse) 4963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 4973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->previous == (Image *) NULL) 4983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 4993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(image,LoadImageTag,image->rows-y-1, 5003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->rows); 5013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 5023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 16: 5083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 5103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert PseudoColor scanline. 5113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 512bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (y=(ssize_t) image->rows-1; y >= 0; y--) 5133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); 515acd2ed254c18c254a0ab5aafa06d1645e5d079d8cristy if (q == (Quantum *) NULL) 5163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 517bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) image->columns; x++) 5183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 519bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy byte=(size_t) ReadBlobByte(image); 520bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy byte|=(size_t) (ReadBlobByte(image) << 8); 5214c08aed51c5899665ade97263692328eea4af106cristy SetPixelIndex(image,byte,q); 522ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy q+=GetPixelChannels(image); 5233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 524bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) scanline_pad; x++) 5253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ReadBlobByte(image); 5263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (SyncAuthenticPixels(image,exception) == MagickFalse) 5273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->previous == (Image *) NULL) 5293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(image,LoadImageTag,image->rows-y-1, 5313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->rows); 5323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 5333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 24: 5393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 32: 5403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 5423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert DirectColor scanline. 5433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 544bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (y=(ssize_t) image->rows-1; y >= 0; y--) 5453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); 547acd2ed254c18c254a0ab5aafa06d1645e5d079d8cristy if (q == (Quantum *) NULL) 5483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 549bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) image->columns; x++) 5503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5514c08aed51c5899665ade97263692328eea4af106cristy SetPixelBlue(image,ScaleCharToQuantum((unsigned char) 5524c08aed51c5899665ade97263692328eea4af106cristy ReadBlobByte(image)),q); 5534c08aed51c5899665ade97263692328eea4af106cristy SetPixelGreen(image,ScaleCharToQuantum((unsigned char) 5544c08aed51c5899665ade97263692328eea4af106cristy ReadBlobByte(image)),q); 5554c08aed51c5899665ade97263692328eea4af106cristy SetPixelRed(image,ScaleCharToQuantum((unsigned char) 5564c08aed51c5899665ade97263692328eea4af106cristy ReadBlobByte(image)),q); 5573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_info.bits_per_pixel == 32) 5584c08aed51c5899665ade97263692328eea4af106cristy SetPixelAlpha(image,ScaleCharToQuantum((unsigned char) 5594c08aed51c5899665ade97263692328eea4af106cristy ReadBlobByte(image)),q); 560ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy q+=GetPixelChannels(image); 5613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_info.bits_per_pixel == 24) 563bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) scanline_pad; x++) 5643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ReadBlobByte(image); 5653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (SyncAuthenticPixels(image,exception) == MagickFalse) 5663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->previous == (Image *) NULL) 5683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(image,LoadImageTag,image->rows-y-1, 5703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->rows); 5713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 5723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 5763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy default: 5783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowReaderException(CorruptImageError,"ImproperImageHeader"); 5793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 5805dd718802969a0ef5386a9f68ddaee5469fd9e87cristy if (image_info->ping == MagickFalse) 5815dd718802969a0ef5386a9f68ddaee5469fd9e87cristy (void) SyncImage(image); 5823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_info.bits_per_pixel != 32) 5833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 5853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Read the ICON alpha mask. 5863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 5873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image->storage_class=DirectClass; 588bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (y=(ssize_t) image->rows-1; y >= 0; y--) 5893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 5903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=GetAuthenticPixels(image,0,y,image->columns,1,exception); 591acd2ed254c18c254a0ab5aafa06d1645e5d079d8cristy if (q == (Quantum *) NULL) 5923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 593bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < ((ssize_t) image->columns-7); x+=8) 5943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 595bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy byte=(size_t) ReadBlobByte(image); 5963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (bit=0; bit < 8; bit++) 5974c08aed51c5899665ade97263692328eea4af106cristy { 5984c08aed51c5899665ade97263692328eea4af106cristy SetPixelAlpha(image,(((byte & (0x80 >> bit)) != 0) ? 5994c08aed51c5899665ade97263692328eea4af106cristy TransparentAlpha : OpaqueAlpha),q); 600ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy q+=GetPixelChannels(image); 6014c08aed51c5899665ade97263692328eea4af106cristy } 6023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((image->columns % 8) != 0) 6043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 605bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy byte=(size_t) ReadBlobByte(image); 6063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy for (bit=0; bit < (image->columns % 8); bit++) 6074c08aed51c5899665ade97263692328eea4af106cristy { 6084c08aed51c5899665ade97263692328eea4af106cristy SetPixelAlpha(image,(((byte & (0x80 >> bit)) != 0) ? 6094c08aed51c5899665ade97263692328eea4af106cristy TransparentAlpha : OpaqueAlpha),q); 610ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy q+=GetPixelChannels(image); 6114c08aed51c5899665ade97263692328eea4af106cristy } 6123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6130e8200f78c4cb859725d32da48fcaf6f41f6ca02cristy if ((image->columns % 32) != 0) 614bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) ((32-(image->columns % 32))/8); x++) 6150e8200f78c4cb859725d32da48fcaf6f41f6ca02cristy (void) ReadBlobByte(image); 6163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (SyncAuthenticPixels(image,exception) == MagickFalse) 6173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 6183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (EOFBlob(image) != MagickFalse) 6213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 6223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowFileException(exception,CorruptImageError, 6233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy "UnexpectedEndOfFile",image->filename); 6243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 6253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 6283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Proceed to next image. 6293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 6303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image_info->number_scenes != 0) 6313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (image->scene >= (image_info->scene+image_info->number_scenes-1)) 6323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 633bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy if (i < (ssize_t) (icon_file.count-1)) 6343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 6353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 6363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Allocate next image structure. 6373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 6383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy AcquireNextImage(image_info,image); 6393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (GetNextImageInList(image) == (Image *) NULL) 6403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 6413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image=DestroyImageList(image); 6423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return((Image *) NULL); 6433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy image=SyncNextImageInList(image); 6453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(image,LoadImagesTag,TellBlob(image), 6463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy GetBlobSize(image)); 6473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 6483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 6493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 6513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) CloseBlob(image); 6523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return(GetFirstImageInList(image)); 6533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} 6543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 6553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 6563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 6573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% R e g i s t e r I C O N I m a g e % 6613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 6643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 6653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 6663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% RegisterICONImage() adds attributes for the Icon image format to 6673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% the list of supported formats. The attributes include the image format 6683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% tag, a method to read and/or write the format, whether the format 6693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% supports the saving of more than one frame to the same file or blob, 6703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% whether the format supports native in-memory I/O, and a brief 6713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% description of the format. 6723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 6733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% The format of the RegisterICONImage method is: 6743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 675bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy% size_t RegisterICONImage(void) 6763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 6773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 678bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristyModuleExport size_t RegisterICONImage(void) 6793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 6803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy MagickInfo 6813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *entry; 6823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 6833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry=SetMagickInfo("CUR"); 6843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->decoder=(DecodeImageHandler *) ReadICONImage; 6853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->encoder=(EncodeImageHandler *) WriteICONImage; 6863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->adjoin=MagickFalse; 6873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->seekable_stream=MagickTrue; 6883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->description=ConstantString("Microsoft icon"); 6893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->module=ConstantString("CUR"); 6903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) RegisterMagickInfo(entry); 6913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry=SetMagickInfo("ICO"); 6923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->decoder=(DecodeImageHandler *) ReadICONImage; 6933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->encoder=(EncodeImageHandler *) WriteICONImage; 6943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->adjoin=MagickTrue; 6953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->seekable_stream=MagickTrue; 6963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->description=ConstantString("Microsoft icon"); 6973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->module=ConstantString("ICON"); 6983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) RegisterMagickInfo(entry); 6993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry=SetMagickInfo("ICON"); 7003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->decoder=(DecodeImageHandler *) ReadICONImage; 7013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->encoder=(EncodeImageHandler *) WriteICONImage; 7023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->adjoin=MagickFalse; 7033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->seekable_stream=MagickTrue; 7043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->description=ConstantString("Microsoft icon"); 7053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy entry->module=ConstantString("ICON"); 7063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) RegisterMagickInfo(entry); 7073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return(MagickImageCoderSignature); 7083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} 7093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 7113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 7123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% U n r e g i s t e r I C O N I m a g e % 7163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 7203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% UnregisterICONImage() removes format registrations made by the 7223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% ICON module from the list of supported formats. 7233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% The format of the UnregisterICONImage method is: 7253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% UnregisterICONImage(void) 7273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 7293ed852eea50f9d4cd633efb8c2b054b8e33c253cristyModuleExport void UnregisterICONImage(void) 7303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 7313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) UnregisterMagickInfo("CUR"); 7323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) UnregisterMagickInfo("ICO"); 7333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) UnregisterMagickInfo("ICON"); 7343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} 7353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy/* 7373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 7383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% W r i t e I C O N I m a g e % 7423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% % 7453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 7463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% WriteICONImage() writes an image in Microsoft Windows bitmap encoded 7483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% image format, version 3 for Windows or (if the image has a matte channel) 7493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% version 4. 7503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% The format of the WriteICONImage method is: 7523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% MagickBooleanType WriteICONImage(const ImageInfo *image_info, 7541e178e70fb3c956f9fc1e30c3ba863e882666465cristy% Image *image,ExceptionInfo *exception) 7553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% A description of each parameter follows. 7573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% o image_info: the image info. 7593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% o image: The image. 7613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy% 7621e178e70fb3c956f9fc1e30c3ba863e882666465cristy% o exception: return any errors or warnings in this structure. 7631e178e70fb3c956f9fc1e30c3ba863e882666465cristy% 7643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy*/ 7653ed852eea50f9d4cd633efb8c2b054b8e33c253cristystatic MagickBooleanType WriteICONImage(const ImageInfo *image_info, 7661e178e70fb3c956f9fc1e30c3ba863e882666465cristy Image *image,ExceptionInfo *exception) 7673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy{ 7683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy IconFile 7693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file; 7703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy IconInfo 7723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info; 7733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Image 7753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *next; 7763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy MagickBooleanType 7783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status; 7793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy MagickOffsetType 7813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy offset, 7823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene; 7833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7844c08aed51c5899665ade97263692328eea4af106cristy register const Quantum 7853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *p; 7863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 787bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy register ssize_t 7883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy i, 7893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy x; 7903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 7913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy register unsigned char 7923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q; 7933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 794ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy size_t 795ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy bytes_per_line, 796ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy scanline_pad; 797ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy 798ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy ssize_t 799ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy y; 800ebc891a1d9621a19c509200d7bf3470ca18dde7fcristy 8013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned char 8023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit, 8033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte, 8043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *pixels; 8053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 8063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 8073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Open output image file. 8083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 8093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(image_info != (const ImageInfo *) NULL); 8103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(image_info->signature == MagickSignature); 8113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(image != (Image *) NULL); 8123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy assert(image->signature == MagickSignature); 8133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) LogMagickEvent(CoderEvent,GetMagickModule(),"%s",image->filename); 8143a37efd7ece979e9c63dc8f2f2d3816bab8b1156cristy assert(exception != (ExceptionInfo *) NULL); 8153a37efd7ece979e9c63dc8f2f2d3816bab8b1156cristy assert(exception->signature == MagickSignature); 8161e178e70fb3c956f9fc1e30c3ba863e882666465cristy status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception); 8173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 8183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return(status); 8193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene=0; 8203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=image; 8213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy do 8223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 8233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((image->columns > 256L) || (image->rows > 256L)) 8243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowWriterException(ImageError,"WidthOrHeightExceedsLimit"); 8253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene++; 8263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=SyncNextImageInList(next); 8273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } while ((next != (Image *) NULL) && (image_info->adjoin != MagickFalse)); 8283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 8293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Dump out a ICON header template to be properly initialized later. 8303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 8313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,0); 8323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,1); 8333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,(unsigned char) scene); 8343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ResetMagickMemory(&icon_file,0,sizeof(icon_file)); 8353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ResetMagickMemory(&icon_info,0,sizeof(icon_info)); 8363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene=0; 8373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=image; 8383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy do 8393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 8403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].width); 8413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].height); 8423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].colors); 8433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].reserved); 8443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,icon_file.directory[scene].planes); 8453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,icon_file.directory[scene].bits_per_pixel); 8460b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy (void) WriteBlobLSBLong(image,(unsigned int) 8470b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy icon_file.directory[scene].size); 8480b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy (void) WriteBlobLSBLong(image,(unsigned int) 8490b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy icon_file.directory[scene].offset); 8503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene++; 8513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=SyncNextImageInList(next); 8523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } while ((next != (Image *) NULL) && (image_info->adjoin != MagickFalse)); 8533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene=0; 8543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=image; 8553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy do 8563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 8573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((next->columns == 256) && (next->rows == 256)) 8583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 8593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Image 8603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *write_image; 8613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 8623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ImageInfo 8633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *write_info; 8643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 8653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy size_t 8663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy length; 8673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 8683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned char 8693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *png; 8703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 8713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 8723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Icon image encoded as a compressed PNG image. 8733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 8741e178e70fb3c956f9fc1e30c3ba863e882666465cristy write_image=CloneImage(next,0,0,MagickTrue,exception); 8753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (write_image == (Image *) NULL) 8763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return(MagickFalse); 8773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy write_info=CloneImageInfo(image_info); 8783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) CopyMagickString(write_info->filename,"PNG:",MaxTextExtent); 8793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy png=(unsigned char *) ImageToBlob(write_info,write_image,&length, 8801e178e70fb3c956f9fc1e30c3ba863e882666465cristy exception); 8813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy write_image=DestroyImage(write_image); 8823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy write_info=DestroyImageInfo(write_info); 8833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (png == (unsigned char *) NULL) 8843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return(MagickFalse); 8853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].width=0; 8863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].height=0; 8873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].colors=0; 8883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].reserved=0; 8893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].planes=1; 8903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].bits_per_pixel=32; 891bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy icon_file.directory[scene].size=(size_t) length; 892bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy icon_file.directory[scene].offset=(size_t) TellBlob(image); 8933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlob(image,(size_t) length,png); 8943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy png=(unsigned char *) RelinquishMagickMemory(png); 8953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 8963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy else 8973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 8983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 8993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Initialize ICON raster file header. 9003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 9013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->colorspace != RGBColorspace) 9023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) TransformImageColorspace(next,RGBColorspace); 9033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.file_size=14+12+28; 9043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.offset_bits=icon_info.file_size; 9053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.compression=BI_RGB; 9063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((next->storage_class != DirectClass) && (next->colors > 256)) 9071e178e70fb3c956f9fc1e30c3ba863e882666465cristy (void) SetImageStorageClass(next,DirectClass,exception); 9083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->storage_class == DirectClass) 9093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 9113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Full color ICON raster. 9123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 9133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.number_colors=0; 9143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=32; 915bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy icon_info.compression=(size_t) BI_RGB; 9163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy else 9183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 91935ef824baa82511126ff0072ae30eee0da9c05a3cristy size_t 92035ef824baa82511126ff0072ae30eee0da9c05a3cristy one; 92135ef824baa82511126ff0072ae30eee0da9c05a3cristy 9223ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 9233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Colormapped ICON raster. 9243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 9253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=8; 9263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->colors <= 256) 9273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=8; 9283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->colors <= 16) 9293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=4; 9303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->colors <= 2) 9313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=1; 93235ef824baa82511126ff0072ae30eee0da9c05a3cristy one=1; 93335ef824baa82511126ff0072ae30eee0da9c05a3cristy icon_info.number_colors=one << icon_info.bits_per_pixel; 9343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_info.number_colors < next->colors) 9353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9361e178e70fb3c956f9fc1e30c3ba863e882666465cristy (void) SetImageStorageClass(next,DirectClass,exception); 9373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.number_colors=0; 9383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel=(unsigned short) 24; 939bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy icon_info.compression=(size_t) BI_RGB; 9403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy else 9423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9430b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy size_t 9440b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy one; 9450b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy 9460b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy one=1; 9470b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy icon_info.file_size+=3*(one << icon_info.bits_per_pixel); 9480b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy icon_info.offset_bits+=3*(one << icon_info.bits_per_pixel); 9490b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy icon_info.file_size+=(one << icon_info.bits_per_pixel); 9500b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy icon_info.offset_bits+=(one << icon_info.bits_per_pixel); 9513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bytes_per_line=(((next->columns*icon_info.bits_per_pixel)+31) & 9543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ~31) >> 3; 9553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.ba_offset=0; 956bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy icon_info.width=(ssize_t) next->columns; 957bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy icon_info.height=(ssize_t) next->rows; 9583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.planes=1; 9593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.image_size=bytes_per_line*next->rows; 9603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.size=40; 9613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.size+=(4*icon_info.number_colors); 9623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.size+=icon_info.image_size; 9633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.size+=(((icon_info.width+31) & ~31) >> 3)*icon_info.height; 9643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.file_size+=icon_info.image_size; 9653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.x_pixels=0; 9663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.y_pixels=0; 9673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy switch (next->units) 9683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case UndefinedResolution: 9703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case PixelsPerInchResolution: 9713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 972bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy icon_info.x_pixels=(size_t) (100.0*next->x_resolution/2.54); 973bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy icon_info.y_pixels=(size_t) (100.0*next->y_resolution/2.54); 9743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 9753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case PixelsPerCentimeterResolution: 9773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 978bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy icon_info.x_pixels=(size_t) (100.0*next->x_resolution); 979bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy icon_info.y_pixels=(size_t) (100.0*next->y_resolution); 9803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 9813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 9833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.colors_important=icon_info.number_colors; 9843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 9853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert MIFF to ICON raster pixels. 9863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 9873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy pixels=(unsigned char *) AcquireQuantumMemory((size_t) 9883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.image_size,sizeof(*pixels)); 9893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (pixels == (unsigned char *) NULL) 9903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); 9913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) ResetMagickMemory(pixels,0,(size_t) icon_info.image_size); 9923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy switch (icon_info.bits_per_pixel) 9933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 9943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 1: 9953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 996bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy size_t 9973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit, 9983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte; 9993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 10003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 10013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert PseudoClass image to a ICON monochrome image. 10023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 1003bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (y=0; y < (ssize_t) next->rows; y++) 10043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10051e178e70fb3c956f9fc1e30c3ba863e882666465cristy p=GetVirtualPixels(next,0,y,next->columns,1,exception); 10064c08aed51c5899665ade97263692328eea4af106cristy if (p == (const Quantum *) NULL) 10073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=pixels+(next->rows-y-1)*bytes_per_line; 10093ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit=0; 10103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=0; 1011bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) next->columns; x++) 10123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte<<=1; 10144c08aed51c5899665ade97263692328eea4af106cristy byte|=GetPixelIndex(next,p) != 0 ? 0x01 : 0x00; 10153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit++; 10163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (bit == 8) 10173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) byte; 10193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit=0; 10203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=0; 10213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 1022ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy p+=GetPixelChannels(image); 10234c08aed51c5899665ade97263692328eea4af106cristy } 10243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (bit != 0) 10253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) (byte << (8-bit)); 10263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->previous == (Image *) NULL) 10273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(next,SaveImageTag,y,next->rows); 10293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 10303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 4: 10363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 1037bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy size_t 10383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy nibble, 10393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte; 10403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 10413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 10423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert PseudoClass image to a ICON monochrome image. 10433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 1044bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (y=0; y < (ssize_t) next->rows; y++) 10453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10461e178e70fb3c956f9fc1e30c3ba863e882666465cristy p=GetVirtualPixels(next,0,y,next->columns,1,exception); 10474c08aed51c5899665ade97263692328eea4af106cristy if (p == (const Quantum *) NULL) 10483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10493ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=pixels+(next->rows-y-1)*bytes_per_line; 10503ed852eea50f9d4cd633efb8c2b054b8e33c253cristy nibble=0; 10513ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=0; 1052bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) next->columns; x++) 10533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte<<=4; 10554c08aed51c5899665ade97263692328eea4af106cristy byte|=((size_t) GetPixelIndex(next,p) & 0x0f); 10563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy nibble++; 10573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (nibble == 2) 10583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10593ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) byte; 10603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy nibble=0; 10613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=0; 10623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 1063ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy p+=GetPixelChannels(image); 10644c08aed51c5899665ade97263692328eea4af106cristy } 10653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (nibble != 0) 10663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) (byte << 4); 10673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->previous == (Image *) NULL) 10683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(next,SaveImageTag,y,next->rows); 10703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 10713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10733ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 8: 10773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 10793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert PseudoClass packet to ICON pixel. 10803ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 1081bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (y=0; y < (ssize_t) next->rows; y++) 10823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10831e178e70fb3c956f9fc1e30c3ba863e882666465cristy p=GetVirtualPixels(next,0,y,next->columns,1,exception); 10844c08aed51c5899665ade97263692328eea4af106cristy if (p == (const Quantum *) NULL) 10853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=pixels+(next->rows-y-1)*bytes_per_line; 1087bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) next->columns; x++) 10884c08aed51c5899665ade97263692328eea4af106cristy { 10894c08aed51c5899665ade97263692328eea4af106cristy *q++=(unsigned char) GetPixelIndex(next,p); 1090ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy p+=GetPixelChannels(image); 10914c08aed51c5899665ade97263692328eea4af106cristy } 10923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->previous == (Image *) NULL) 10933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 10943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(next,SaveImageTag,y,next->rows); 10953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 10963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 10973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10983ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 10993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 11003ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11013ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 24: 11023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy case 32: 11033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 11053ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Convert DirectClass packet to ICON BGR888 or BGRA8888 pixel. 11063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 1107bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (y=0; y < (ssize_t) next->rows; y++) 11083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11091e178e70fb3c956f9fc1e30c3ba863e882666465cristy p=GetVirtualPixels(next,0,y,next->columns,1,exception); 11104c08aed51c5899665ade97263692328eea4af106cristy if (p == (const Quantum *) NULL) 11113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 11123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=pixels+(next->rows-y-1)*bytes_per_line; 1113bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) next->columns; x++) 11143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11154c08aed51c5899665ade97263692328eea4af106cristy *q++=ScaleQuantumToChar(GetPixelBlue(next,p)); 11164c08aed51c5899665ade97263692328eea4af106cristy *q++=ScaleQuantumToChar(GetPixelGreen(next,p)); 11174c08aed51c5899665ade97263692328eea4af106cristy *q++=ScaleQuantumToChar(GetPixelRed(next,p)); 11183ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->matte == MagickFalse) 11193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=ScaleQuantumToChar(QuantumRange); 11203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy else 11214c08aed51c5899665ade97263692328eea4af106cristy *q++=ScaleQuantumToChar(GetPixelAlpha(next,p)); 1122ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy p+=GetPixelChannels(next); 11233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_info.bits_per_pixel == 24) 1125bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=3L*(ssize_t) next->columns; x < (ssize_t) bytes_per_line; x++) 11263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=0x00; 11273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->previous == (Image *) NULL) 11283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(next,SaveImageTag,y,next->rows); 11303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 11313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 11323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 11353ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 11383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Write 40-byte version 3+ bitmap header. 11393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 11403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].width=(unsigned char) icon_info.width; 11413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].height=(unsigned char) icon_info.height; 11423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].colors=(unsigned char) 11433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.number_colors; 11443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].reserved=0; 11453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].planes=icon_info.planes; 11463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].bits_per_pixel=icon_info.bits_per_pixel; 11473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_file.directory[scene].size=icon_info.size; 1148bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy icon_file.directory[scene].offset=(size_t) TellBlob(image); 114935ef824baa82511126ff0072ae30eee0da9c05a3cristy (void) WriteBlobLSBLong(image,(unsigned int) 40); 115035ef824baa82511126ff0072ae30eee0da9c05a3cristy (void) WriteBlobLSBLong(image,(unsigned int) icon_info.width); 115135ef824baa82511126ff0072ae30eee0da9c05a3cristy (void) WriteBlobLSBLong(image,(unsigned int) icon_info.height*2); 11523ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,icon_info.planes); 11533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,icon_info.bits_per_pixel); 115435ef824baa82511126ff0072ae30eee0da9c05a3cristy (void) WriteBlobLSBLong(image,(unsigned int) icon_info.compression); 115535ef824baa82511126ff0072ae30eee0da9c05a3cristy (void) WriteBlobLSBLong(image,(unsigned int) icon_info.image_size); 115635ef824baa82511126ff0072ae30eee0da9c05a3cristy (void) WriteBlobLSBLong(image,(unsigned int) icon_info.x_pixels); 115735ef824baa82511126ff0072ae30eee0da9c05a3cristy (void) WriteBlobLSBLong(image,(unsigned int) icon_info.y_pixels); 115835ef824baa82511126ff0072ae30eee0da9c05a3cristy (void) WriteBlobLSBLong(image,(unsigned int) icon_info.number_colors); 115935ef824baa82511126ff0072ae30eee0da9c05a3cristy (void) WriteBlobLSBLong(image,(unsigned int) icon_info.colors_important); 11603ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (next->storage_class == PseudoClass) 11613ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11623ed852eea50f9d4cd633efb8c2b054b8e33c253cristy unsigned char 11633ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *icon_colormap; 11643ed852eea50f9d4cd633efb8c2b054b8e33c253cristy 11653ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 11663ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Dump colormap to file. 11673ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 11683ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_colormap=(unsigned char *) AcquireQuantumMemory((size_t) 11693ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (1UL << icon_info.bits_per_pixel),4UL*sizeof(*icon_colormap)); 11703ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (icon_colormap == (unsigned char *) NULL) 11713ed852eea50f9d4cd633efb8c2b054b8e33c253cristy ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); 11723ed852eea50f9d4cd633efb8c2b054b8e33c253cristy q=icon_colormap; 1173bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (i=0; i < (ssize_t) next->colors; i++) 11743ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11753ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=ScaleQuantumToChar(next->colormap[i].blue); 11763ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=ScaleQuantumToChar(next->colormap[i].green); 11773ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=ScaleQuantumToChar(next->colormap[i].red); 11783ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) 0x0; 11793ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 1180bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for ( ; i < (ssize_t) (1UL << icon_info.bits_per_pixel); i++) 11813ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 11823ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) 0x00; 11833ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) 0x00; 11843ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) 0x00; 11853ed852eea50f9d4cd633efb8c2b054b8e33c253cristy *q++=(unsigned char) 0x00; 11863ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11873ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlob(image,(size_t) (4UL*(1UL << 11883ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_info.bits_per_pixel)),icon_colormap); 11893ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_colormap=(unsigned char *) RelinquishMagickMemory( 11903ed852eea50f9d4cd633efb8c2b054b8e33c253cristy icon_colormap); 11913ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 11923ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlob(image,(size_t) icon_info.image_size,pixels); 11933ed852eea50f9d4cd633efb8c2b054b8e33c253cristy pixels=(unsigned char *) RelinquishMagickMemory(pixels); 11943ed852eea50f9d4cd633efb8c2b054b8e33c253cristy /* 11953ed852eea50f9d4cd633efb8c2b054b8e33c253cristy Write matte mask. 11963ed852eea50f9d4cd633efb8c2b054b8e33c253cristy */ 11973ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scanline_pad=(((next->columns+31) & ~31)-next->columns) >> 3; 1198bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (y=((ssize_t) next->rows - 1); y >= 0; y--) 11993ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 12001e178e70fb3c956f9fc1e30c3ba863e882666465cristy p=GetVirtualPixels(next,0,y,next->columns,1,exception); 12014c08aed51c5899665ade97263692328eea4af106cristy if (p == (const Quantum *) NULL) 12023ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 12033ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit=0; 12043ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=0; 1205bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (x=0; x < (ssize_t) next->columns; x++) 12063ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 12073ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte<<=1; 12083ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if ((next->matte == MagickTrue) && 12094c08aed51c5899665ade97263692328eea4af106cristy (GetPixelAlpha(next,p) == (Quantum) TransparentAlpha)) 12103ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte|=0x01; 12113ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit++; 12123ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (bit == 8) 12133ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 12143ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,(unsigned char) byte); 12153ed852eea50f9d4cd633efb8c2b054b8e33c253cristy bit=0; 12163ed852eea50f9d4cd633efb8c2b054b8e33c253cristy byte=0; 12173ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 1218ed2315769b26818ed9d0c1291dc0457f0d8da0a4cristy p+=GetPixelChannels(next); 12193ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 12203ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (bit != 0) 12213ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,(unsigned char) (byte << (8-bit))); 1222bb50337b2a8a16ca7e903cc04ab195ff0fd47ae6cristy for (i=0; i < (ssize_t) scanline_pad; i++) 12233ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,(unsigned char) 0); 12243ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 12253ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } 12263ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (GetNextImageInList(next) == (Image *) NULL) 12273ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 12283ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=SyncNextImageInList(next); 12293ed852eea50f9d4cd633efb8c2b054b8e33c253cristy status=SetImageProgress(next,SaveImagesTag,scene++, 12303ed852eea50f9d4cd633efb8c2b054b8e33c253cristy GetImageListLength(next)); 12313ed852eea50f9d4cd633efb8c2b054b8e33c253cristy if (status == MagickFalse) 12323ed852eea50f9d4cd633efb8c2b054b8e33c253cristy break; 12333ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } while ((next != (Image *) NULL) && (image_info->adjoin != MagickFalse)); 12343ed852eea50f9d4cd633efb8c2b054b8e33c253cristy offset=SeekBlob(image,0,SEEK_SET); 1235da16f16767eb31921af855f17bda465fffc4e000cristy (void) offset; 12363ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,0); 12373ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,1); 12383ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,(unsigned short) (scene+1)); 12393ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene=0; 12403ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=image; 12413ed852eea50f9d4cd633efb8c2b054b8e33c253cristy do 12423ed852eea50f9d4cd633efb8c2b054b8e33c253cristy { 12433ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].width); 12443ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].height); 12453ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].colors); 12463ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobByte(image,icon_file.directory[scene].reserved); 12473ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,icon_file.directory[scene].planes); 12483ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) WriteBlobLSBShort(image,icon_file.directory[scene].bits_per_pixel); 12490b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy (void) WriteBlobLSBLong(image,(unsigned int) 12500b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy icon_file.directory[scene].size); 12510b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy (void) WriteBlobLSBLong(image,(unsigned int) 12520b29b25525c4612c77b1b3c8abcc40685d0aa33fcristy icon_file.directory[scene].offset); 12533ed852eea50f9d4cd633efb8c2b054b8e33c253cristy scene++; 12543ed852eea50f9d4cd633efb8c2b054b8e33c253cristy next=SyncNextImageInList(next); 12553ed852eea50f9d4cd633efb8c2b054b8e33c253cristy } while ((next != (Image *) NULL) && (image_info->adjoin != MagickFalse)); 12563ed852eea50f9d4cd633efb8c2b054b8e33c253cristy (void) CloseBlob(image); 12573ed852eea50f9d4cd633efb8c2b054b8e33c253cristy return(MagickTrue); 12583ed852eea50f9d4cd633efb8c2b054b8e33c253cristy} 1259