granicus.if.org Git - imagemagick/blob - coders/cin.c

   1 /*
   2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   3 %                                                                             %
   4 %                                                                             %
   5 %                                                                             %
   6 %                             CCCC  IIIII  N   N                              %
   7 %                            C        I    NN  N                              %
   8 %                            C        I    N N N                              %
   9 %                            C        I    N  NN                              %
  10 %                             CCCC  IIIII  N   N                              %
  11 %                                                                             %
  12 %                                                                             %
  13 %                    Read/Write Kodak Cineon Image Format                     %
  14 %                Cineon Image Format is a subset of SMTPE CIN                 %
  15 %                                                                             %
  16 %                                                                             %
  17 %                              Software Design                                %
  18 %                                John Cristy                                  %
  19 %                             Kelly Bergougnoux                               %
  20 %                               October 2003                                  %
  21 %                                                                             %
  22 %                                                                             %
  23 %  Copyright 1999-2010 ImageMagick Studio LLC, a non-profit organization      %
  24 %  dedicated to making software imaging solutions freely available.           %
  25 %                                                                             %
  26 %  You may not use this file except in compliance with the License.  You may  %
  27 %  obtain a copy of the License at                                            %
  28 %                                                                             %
  29 %    http://www.imagemagick.org/script/license.php                            %
  30 %                                                                             %
  31 %  Unless required by applicable law or agreed to in writing, software        %
  32 %  distributed under the License is distributed on an "AS IS" BASIS,          %
  33 %  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   %
  34 %  See the License for the specific language governing permissions and        %
  35 %  limitations under the License.                                             %
  36 %                                                                             %
  37 %                                                                             %
  38 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  39 %
  40 %  Cineon image file format draft is available at
  41 %  http://www.cineon.com/ff_draft.php.
  42 %
  43 %
  44 */
  45 \f
  46 /*
  47   Include declarations.
  48 */
  49 #include "magick/studio.h"
  50 #include "magick/blob.h"
  51 #include "magick/blob-private.h"
  52 #include "magick/cache.h"
  53 #include "magick/colorspace.h"
  54 #include "magick/exception.h"
  55 #include "magick/exception-private.h"
  56 #include "magick/image.h"
  57 #include "magick/image-private.h"
  58 #include "magick/list.h"
  59 #include "magick/magick.h"
  60 #include "magick/memory_.h"
  61 #include "magick/monitor.h"
  62 #include "magick/monitor-private.h"
  63 #include "magick/option.h"
  64 #include "magick/profile.h"
  65 #include "magick/property.h"
  66 #include "magick/quantum-private.h"
  67 #include "magick/quantum-private.h"
  68 #include "magick/static.h"
  69 #include "magick/string_.h"
  70 #include "magick/string-private.h"
  71 #include "magick/module.h"
  72 \f
  73 /*
  74   Typedef declaration.
  75 */
  76 typedef struct _CINDataFormatInfo
  77 {
  78   unsigned char
  79     interleave,
  80     packing,
  81     sign,
  82     sense;
  83
  84   size_t
  85     line_pad,
  86     channel_pad;
  87
  88   unsigned char
  89     reserve[20];
  90 } CINDataFormatInfo;
  91
  92 typedef struct _CINFileInfo
  93 {
  94   size_t
  95     magic,
  96     image_offset,
  97     generic_length,
  98     industry_length,
  99     user_length,
 100     file_size;
 101
 102   char
 103     version[8],
 104     filename[100],
 105     create_date[12],
 106     create_time[12],
 107     reserve[36];
 108 } CINFileInfo;
 109
 110 typedef struct _CINFilmInfo
 111 {
 112   char
 113     id,
 114     type,
 115     offset,
 116     reserve1;
 117
 118   size_t
 119     prefix,
 120     count;
 121
 122   char
 123     format[32];
 124
 125   size_t
 126     frame_position;
 127
 128   float
 129     frame_rate;
 130
 131   char
 132     frame_id[32],
 133     slate_info[200],
 134     reserve[740];
 135 } CINFilmInfo;
 136
 137 typedef struct _CINImageChannel
 138 {
 139   unsigned char
 140     designator[2],
 141     bits_per_pixel,
 142     reserve;
 143
 144   size_t
 145     pixels_per_line,
 146     lines_per_image;
 147
 148   float
 149     min_data,
 150     min_quantity,
 151     max_data,
 152     max_quantity;
 153 } CINImageChannel;
 154
 155 typedef struct _CINImageInfo
 156 {
 157   unsigned char
 158     orientation,
 159     number_channels,
 160     reserve1[2];
 161
 162   CINImageChannel
 163     channel[8];
 164
 165   float
 166     white_point[2],
 167     red_primary_chromaticity[2],
 168     green_primary_chromaticity[2],
 169     blue_primary_chromaticity[2];
 170
 171   char
 172     label[200],
 173     reserve[28];
 174 } CINImageInfo;
 175
 176 typedef struct _CINOriginationInfo
 177 {
 178   ssize_t
 179     x_offset,
 180     y_offset;
 181
 182   char
 183     filename[100],
 184     create_date[12],
 185     create_time[12],
 186     device[64],
 187     model[32],
 188     serial[32];
 189
 190   float
 191     x_pitch,
 192     y_pitch,
 193     gamma;
 194
 195   char
 196     reserve[40];
 197 } CINOriginationInfo;
 198
 199 typedef struct _CINUserInfo
 200 {
 201   char
 202     id[32];
 203 } CINUserInfo;
 204
 205 typedef struct CINInfo
 206 {
 207   CINFileInfo
 208     file;
 209
 210   CINImageInfo
 211     image;
 212
 213   CINDataFormatInfo
 214     data_format;
 215
 216   CINOriginationInfo
 217     origination;
 218
 219   CINFilmInfo
 220     film;
 221
 222   CINUserInfo
 223     user;
 224 } CINInfo;
 225 \f
 226 /*
 227   Forward declaractions.
 228 */
 229 static MagickBooleanType
 230   WriteCINImage(const ImageInfo *,Image *);
 231 \f
 232 /*
 233 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 234 %                                                                             %
 235 %                                                                             %
 236 %                                                                             %
 237 %   I s C I N E O N                                                           %
 238 %                                                                             %
 239 %                                                                             %
 240 %                                                                             %
 241 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 242 %
 243 %  IsCIN() returns MagickTrue if the image format type, identified by the magick
 244 %  string, is CIN.
 245 %
 246 %  The format of the IsCIN method is:
 247 %
 248 %      MagickBooleanType IsCIN(const unsigned char *magick,const size_t length)
 249 %
 250 %  A description of each parameter follows:
 251 %
 252 %    o magick: compare image format pattern against these bytes.
 253 %
 254 %    o length: Specifies the length of the magick string.
 255 %
 256 */
 257 static MagickBooleanType IsCIN(const unsigned char *magick,const size_t length)
 258 {
 259   if (length < 4)
 260     return(MagickFalse);
 261   if (memcmp(magick,"\200\052\137\327",4) == 0)
 262     return(MagickTrue);
 263   return(MagickFalse);
 264 }
 265 \f
 266 /*
 267 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 268 %                                                                             %
 269 %                                                                             %
 270 %                                                                             %
 271 %   R e a d C I N E O N I m a g e                                             %
 272 %                                                                             %
 273 %                                                                             %
 274 %                                                                             %
 275 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 276 %
 277 %  ReadCINImage() reads an CIN X image file and returns it.  It allocates
 278 %  the memory necessary for the new Image structure and returns a point to the
 279 %  new image.
 280 %
 281 %  The format of the ReadCINImage method is:
 282 %
 283 %      Image *ReadCINImage(const ImageInfo *image_info,
 284 %        ExceptionInfo *exception)
 285 %
 286 %  A description of each parameter follows:
 287 %
 288 %    o image_info: the image info.
 289 %
 290 %    o exception: return any errors or warnings in this structure.
 291 %
 292 */
 293
 294 static size_t GetBytesPerRow(size_t columns,
 295   size_t samples_per_pixel,size_t bits_per_pixel,
 296   MagickBooleanType pad)
 297 {
 298   size_t
 299     bytes_per_row;
 300
 301   switch (bits_per_pixel)
 302   {
 303     case 1:
 304     {
 305       bytes_per_row=4*(((size_t) samples_per_pixel*columns*
 306         bits_per_pixel+31)/32);
 307       break;
 308     }
 309     case 8:
 310     default:
 311     {
 312       bytes_per_row=4*(((size_t) samples_per_pixel*columns*
 313         bits_per_pixel+31)/32);
 314       break;
 315     }
 316     case 10:
 317     {
 318       if (pad == MagickFalse)
 319         {
 320           bytes_per_row=4*(((size_t) samples_per_pixel*columns*
 321             bits_per_pixel+31)/32);
 322           break;
 323         }
 324       bytes_per_row=4*(((size_t) (32*((samples_per_pixel*columns+2)/3))+31)/32);
 325       break;
 326     }
 327     case 12:
 328     {
 329       if (pad == MagickFalse)
 330         {
 331           bytes_per_row=4*(((size_t) samples_per_pixel*columns*
 332             bits_per_pixel+31)/32);
 333           break;
 334         }
 335       bytes_per_row=2*(((size_t) (16*samples_per_pixel*columns)+15)/16);
 336       break;
 337     }
 338     case 16:
 339     {
 340       bytes_per_row=2*(((size_t) samples_per_pixel*columns*
 341         bits_per_pixel+8)/16);
 342       break;
 343     }
 344     case 32:
 345     {
 346       bytes_per_row=4*(((size_t) samples_per_pixel*columns*
 347         bits_per_pixel+31)/32);
 348       break;
 349     }
 350     case 64:
 351     {
 352       bytes_per_row=8*(((size_t) samples_per_pixel*columns*
 353         bits_per_pixel+63)/64);
 354       break;
 355     }
 356   }
 357   return(bytes_per_row);
 358 }
 359
 360 static inline MagickBooleanType IsFloatDefined(const float value)
 361 {
 362   union
 363   {
 364     size_t
 365       unsigned_value;
 366
 367     double
 368       float_value;
 369   } quantum;
 370
 371   quantum.unsigned_value=0UL;
 372   quantum.float_value=value;
 373   if (quantum.unsigned_value == 0UL)
 374     return(MagickFalse);
 375   return(MagickTrue);
 376 }
 377
 378 static Image *ReadCINImage(const ImageInfo *image_info,
 379   ExceptionInfo *exception)
 380 {
 381 #define MonoColorType  1
 382 #define RGBColorType  3
 383
 384   char
 385     magick[4];
 386
 387   CINInfo
 388     cin;
 389
 390   Image
 391     *image;
 392
 393   ssize_t
 394     y;
 395
 396   MagickBooleanType
 397     status;
 398
 399   MagickOffsetType
 400     offset;
 401
 402   QuantumInfo
 403     *quantum_info;
 404
 405   QuantumType
 406     quantum_type;
 407
 408   register ssize_t
 409     i;
 410
 411   register PixelPacket
 412     *q;
 413
 414   size_t
 415     length;
 416
 417   ssize_t
 418     count;
 419
 420   unsigned char
 421     *pixels;
 422
 423   size_t
 424     lsb_first;
 425
 426   /*
 427     Open image file.
 428   */
 429   assert(image_info != (const ImageInfo *) NULL);
 430   assert(image_info->signature == MagickSignature);
 431   if (image_info->debug != MagickFalse)
 432     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
 433       image_info->filename);
 434   assert(exception != (ExceptionInfo *) NULL);
 435   assert(exception->signature == MagickSignature);
 436   image=AcquireImage(image_info);
 437   status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
 438   if (status == MagickFalse)
 439     {
 440       image=DestroyImageList(image);
 441       return((Image *) NULL);
 442     }
 443   /*
 444     File information.
 445   */
 446   offset=0;
 447   count=ReadBlob(image,4,(unsigned char *) magick);
 448   offset+=count;
 449   if ((count != 4) ||
 450       ((LocaleNCompare((char *) magick,"\200\052\137\327",4) != 0)))
 451     ThrowReaderException(CorruptImageError,"ImproperImageHeader");
 452   image->endian=LSBEndian;
 453   lsb_first=1;
 454   if ((int) (*(char *) &lsb_first) != 0)
 455     image->endian=MSBEndian;
 456   cin.file.image_offset=ReadBlobLong(image);
 457   offset+=4;
 458   cin.file.generic_length=ReadBlobLong(image);
 459   offset+=4;
 460   cin.file.industry_length=ReadBlobLong(image);
 461   offset+=4;
 462   cin.file.user_length=ReadBlobLong(image);
 463   offset+=4;
 464   cin.file.file_size=ReadBlobLong(image);
 465   offset+=4;
 466   offset+=ReadBlob(image,sizeof(cin.file.version),(unsigned char *)
 467     cin.file.version);
 468   (void) SetImageProperty(image,"cin:file.version",cin.file.version);
 469   offset+=ReadBlob(image,sizeof(cin.file.filename),(unsigned char *)
 470     cin.file.filename);
 471   (void) SetImageProperty(image,"cin:file.filename",cin.file.filename);
 472   offset+=ReadBlob(image,sizeof(cin.file.create_date),(unsigned char *)
 473     cin.file.create_date);
 474   (void) SetImageProperty(image,"cin:file.create_date",cin.file.create_date);
 475   offset+=ReadBlob(image,sizeof(cin.file.create_time),(unsigned char *)
 476     cin.file.create_time);
 477   (void) SetImageProperty(image,"cin:file.create_time",cin.file.create_time);
 478   offset+=ReadBlob(image,sizeof(cin.file.reserve),(unsigned char *)
 479     cin.file.reserve);
 480   /*
 481     Image information.
 482   */
 483   cin.image.orientation=(unsigned char) ReadBlobByte(image);
 484   offset++;
 485   if (cin.image.orientation != (unsigned char) (~0U))
 486     (void) FormatImageProperty(image,"cin:image.orientation","%d",
 487       cin.image.orientation);
 488   switch (cin.image.orientation)
 489   {
 490     default:
 491     case 0:  image->orientation=TopLeftOrientation; break;
 492     case 1:  image->orientation=TopRightOrientation; break;
 493     case 2:  image->orientation=BottomLeftOrientation; break;
 494     case 3:  image->orientation=BottomRightOrientation; break;
 495     case 4:  image->orientation=LeftTopOrientation; break;
 496     case 5:  image->orientation=RightTopOrientation; break;
 497     case 6:  image->orientation=LeftBottomOrientation; break;
 498     case 7:  image->orientation=RightBottomOrientation; break;
 499   }
 500   cin.image.number_channels=(unsigned char) ReadBlobByte(image);
 501   offset++;
 502   offset+=ReadBlob(image,sizeof(cin.image.reserve1),(unsigned char *)
 503     cin.image.reserve1);
 504   for (i=0; i < 8; i++)
 505   {
 506     cin.image.channel[i].designator[0]=(unsigned char) ReadBlobByte(image);
 507     offset++;
 508     cin.image.channel[i].designator[1]=(unsigned char) ReadBlobByte(image);
 509     offset++;
 510     cin.image.channel[i].bits_per_pixel=(unsigned char) ReadBlobByte(image);
 511     offset++;
 512     cin.image.channel[i].reserve=(unsigned char) ReadBlobByte(image);
 513     offset++;
 514     cin.image.channel[i].pixels_per_line=ReadBlobLong(image);
 515     offset+=4;
 516     cin.image.channel[i].lines_per_image=ReadBlobLong(image);
 517     offset+=4;
 518     cin.image.channel[i].min_data=ReadBlobFloat(image);
 519     offset+=4;
 520     cin.image.channel[i].min_quantity=ReadBlobFloat(image);
 521     offset+=4;
 522     cin.image.channel[i].max_data=ReadBlobFloat(image);
 523     offset+=4;
 524     cin.image.channel[i].max_quantity=ReadBlobFloat(image);
 525     offset+=4;
 526   }
 527   cin.image.white_point[0]=ReadBlobFloat(image);
 528   offset+=4;
 529   if (IsFloatDefined(cin.image.white_point[0]) != MagickFalse)
 530     image->chromaticity.white_point.x=cin.image.white_point[0];
 531   cin.image.white_point[1]=ReadBlobFloat(image);
 532   offset+=4;
 533   if (IsFloatDefined(cin.image.white_point[1]) != MagickFalse)
 534     image->chromaticity.white_point.y=cin.image.white_point[1];
 535   cin.image.red_primary_chromaticity[0]=ReadBlobFloat(image);
 536   offset+=4;
 537   if (IsFloatDefined(cin.image.red_primary_chromaticity[0]) != MagickFalse)
 538     image->chromaticity.red_primary.x=cin.image.red_primary_chromaticity[0];
 539   cin.image.red_primary_chromaticity[1]=ReadBlobFloat(image);
 540   offset+=4;
 541   if (IsFloatDefined(cin.image.red_primary_chromaticity[1]) != MagickFalse)
 542     image->chromaticity.red_primary.y=cin.image.red_primary_chromaticity[1];
 543   cin.image.green_primary_chromaticity[0]=ReadBlobFloat(image);
 544   offset+=4;
 545   if (IsFloatDefined(cin.image.green_primary_chromaticity[0]) != MagickFalse)
 546     image->chromaticity.red_primary.x=cin.image.green_primary_chromaticity[0];
 547   cin.image.green_primary_chromaticity[1]=ReadBlobFloat(image);
 548   offset+=4;
 549   if (IsFloatDefined(cin.image.green_primary_chromaticity[1]) != MagickFalse)
 550     image->chromaticity.green_primary.y=cin.image.green_primary_chromaticity[1];
 551   cin.image.blue_primary_chromaticity[0]=ReadBlobFloat(image);
 552   offset+=4;
 553   if (IsFloatDefined(cin.image.blue_primary_chromaticity[0]) != MagickFalse)
 554     image->chromaticity.blue_primary.x=cin.image.blue_primary_chromaticity[0];
 555   cin.image.blue_primary_chromaticity[1]=ReadBlobFloat(image);
 556   offset+=4;
 557   if (IsFloatDefined(cin.image.blue_primary_chromaticity[1]) != MagickFalse)
 558     image->chromaticity.blue_primary.y=cin.image.blue_primary_chromaticity[1];
 559   offset+=ReadBlob(image,sizeof(cin.image.label),(unsigned char *)
 560     cin.image.label);
 561   (void) SetImageProperty(image,"cin:image.label",cin.image.label);
 562   offset+=ReadBlob(image,sizeof(cin.image.reserve),(unsigned char *)
 563     cin.image.reserve);
 564   /*
 565     Image data format information.
 566   */
 567   cin.data_format.interleave=(unsigned char) ReadBlobByte(image);
 568   offset++;
 569   cin.data_format.packing=(unsigned char) ReadBlobByte(image);
 570   offset++;
 571   cin.data_format.sign=(unsigned char) ReadBlobByte(image);
 572   offset++;
 573   cin.data_format.sense=(unsigned char) ReadBlobByte(image);
 574   offset++;
 575   cin.data_format.line_pad=ReadBlobLong(image);
 576   offset+=4;
 577   cin.data_format.channel_pad=ReadBlobLong(image);
 578   offset+=4;
 579   offset+=ReadBlob(image,sizeof(cin.data_format.reserve),(unsigned char *)
 580     cin.data_format.reserve);
 581   /*
 582     Image origination information.
 583   */
 584   cin.origination.x_offset=(int) ReadBlobLong(image);
 585   offset+=4;
 586   if ((size_t) cin.origination.x_offset != ~0UL)
 587     (void) FormatImageProperty(image,"cin:origination.x_offset","%.20g",
 588       (double) cin.origination.x_offset);
 589   cin.origination.y_offset=(int) ReadBlobLong(image);
 590   offset+=4;
 591   if ((size_t) cin.origination.y_offset != ~0UL)
 592     (void) FormatImageProperty(image,"cin:origination.y_offset","%.20g",
 593       (double) cin.origination.y_offset);
 594   offset+=ReadBlob(image,sizeof(cin.origination.filename),(unsigned char *)
 595     cin.origination.filename);
 596   (void) SetImageProperty(image,"cin:origination.filename",
 597     cin.origination.filename);
 598   offset+=ReadBlob(image,sizeof(cin.origination.create_date),(unsigned char *)
 599     cin.origination.create_date);
 600   (void) SetImageProperty(image,"cin:origination.create_date",
 601     cin.origination.create_date);
 602   offset+=ReadBlob(image,sizeof(cin.origination.create_time),(unsigned char *)
 603     cin.origination.create_time);
 604   (void) SetImageProperty(image,"cin:origination.create_time",
 605     cin.origination.create_time);
 606   offset+=ReadBlob(image,sizeof(cin.origination.device),(unsigned char *)
 607     cin.origination.device);
 608   (void) SetImageProperty(image,"cin:origination.device",
 609     cin.origination.device);
 610   offset+=ReadBlob(image,sizeof(cin.origination.model),(unsigned char *)
 611     cin.origination.model);
 612   (void) SetImageProperty(image,"cin:origination.model",cin.origination.model);
 613   offset+=ReadBlob(image,sizeof(cin.origination.serial),(unsigned char *)
 614     cin.origination.serial);
 615   (void) SetImageProperty(image,"cin:origination.serial",
 616     cin.origination.serial);
 617   cin.origination.x_pitch=ReadBlobFloat(image);
 618   offset+=4;
 619   cin.origination.y_pitch=ReadBlobFloat(image);
 620   offset+=4;
 621   cin.origination.gamma=ReadBlobFloat(image);
 622   offset+=4;
 623   if (IsFloatDefined(cin.origination.gamma) != MagickFalse)
 624     image->gamma=cin.origination.gamma;
 625   offset+=ReadBlob(image,sizeof(cin.origination.reserve),(unsigned char *)
 626     cin.origination.reserve);
 627   if ((cin.file.image_offset > 2048) && (cin.file.user_length != 0))
 628     {
 629       /*
 630         Image film information.
 631       */
 632       cin.film.id=ReadBlobByte(image);
 633       offset++;
 634       if (((size_t) cin.film.id) != ~0UL)
 635         (void) FormatImageProperty(image,"cin:film.id","%d",cin.film.id);
 636       cin.film.type=ReadBlobByte(image);
 637       offset++;
 638       if (((size_t) cin.film.type) != ~0UL)
 639         (void) FormatImageProperty(image,"cin:film.type","%d",cin.film.type);
 640       cin.film.offset=ReadBlobByte(image);
 641       offset++;
 642       if (((size_t) cin.film.offset) != ~0UL)
 643         (void) FormatImageProperty(image,"cin:film.offset","%d",
 644           cin.film.offset);
 645       cin.film.reserve1=ReadBlobByte(image);
 646       offset++;
 647       cin.film.prefix=ReadBlobLong(image);
 648       offset+=4;
 649       if (cin.film.prefix != ~0UL)
 650         (void) FormatImageProperty(image,"cin:film.prefix","%.20g",(double)
 651           cin.film.prefix);
 652       cin.film.count=ReadBlobLong(image);
 653       offset+=4;
 654       offset+=ReadBlob(image,sizeof(cin.film.format),(unsigned char *)
 655         cin.film.format);
 656       (void) SetImageProperty(image,"cin:film.format",cin.film.format);
 657       cin.film.frame_position=ReadBlobLong(image);
 658       offset+=4;
 659       if (cin.film.frame_position != ~0UL)
 660         (void) FormatImageProperty(image,"cin:film.frame_position","%.20g",
 661           (double) cin.film.frame_position);
 662       cin.film.frame_rate=ReadBlobFloat(image);
 663       offset+=4;
 664       if (IsFloatDefined(cin.film.frame_rate) != MagickFalse)
 665         (void) FormatImageProperty(image,"cin:film.frame_rate","%g",
 666           cin.film.frame_rate);
 667       offset+=ReadBlob(image,sizeof(cin.film.frame_id),(unsigned char *)
 668         cin.film.frame_id);
 669       (void) SetImageProperty(image,"cin:film.frame_id",cin.film.frame_id);
 670       offset+=ReadBlob(image,sizeof(cin.film.slate_info),(unsigned char *)
 671         cin.film.slate_info);
 672       (void) SetImageProperty(image,"cin:film.slate_info",cin.film.slate_info);
 673       offset+=ReadBlob(image,sizeof(cin.film.reserve),(unsigned char *)
 674         cin.film.reserve);
 675     }
 676   if ((cin.file.image_offset > 2048) && (cin.file.user_length != 0))
 677     {
 678       StringInfo
 679         *profile;
 680
 681       /*
 682         User defined data.
 683       */
 684       profile=AcquireStringInfo(cin.file.user_length);
 685       offset+=ReadBlob(image,GetStringInfoLength(profile),
 686         GetStringInfoDatum(profile));
 687       (void) SetImageProfile(image,"cin:user.data",profile);
 688       profile=DestroyStringInfo(profile);
 689     }
 690   for ( ; offset < (ssize_t) cin.file.image_offset; offset++)
 691     (void) ReadBlobByte(image);
 692   image->depth=cin.image.channel[0].bits_per_pixel;
 693   image->columns=cin.image.channel[0].pixels_per_line;
 694   image->rows=cin.image.channel[0].lines_per_image;
 695   if (image_info->ping)
 696     {
 697       (void) CloseBlob(image);
 698       return(image);
 699     }
 700   /*
 701     Convert CIN raster image to pixel packets.
 702   */
 703   quantum_info=AcquireQuantumInfo(image_info,image);
 704   if (quantum_info == (QuantumInfo *) NULL)
 705     ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
 706   quantum_info->quantum=32;
 707   quantum_info->pack=MagickFalse;
 708   quantum_type=RGBQuantum;
 709   pixels=GetQuantumPixels(quantum_info);
 710   length=GetQuantumExtent(image,quantum_info,quantum_type);
 711   length=GetBytesPerRow(image->columns,3,image->depth,MagickTrue);
 712   if (cin.image.number_channels == 1)
 713     {
 714       quantum_type=GrayQuantum;
 715       length=GetBytesPerRow(image->columns,1,image->depth,MagickTrue);
 716     }
 717   for (y=0; y < (ssize_t) image->rows; y++)
 718   {
 719     q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
 720     if (q == (PixelPacket *) NULL)
 721       break;
 722     count=ReadBlob(image,length,pixels);
 723     if ((size_t) count != length)
 724       break;
 725     (void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info,
 726       quantum_type,pixels,exception);
 727     if (SyncAuthenticPixels(image,exception) == MagickFalse)
 728       break;
 729     if (image->previous == (Image *) NULL)
 730       {
 731         status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
 732                 image->rows);
 733         if (status == MagickFalse)
 734           break;
 735       }
 736   }
 737   SetQuantumImageType(image,quantum_type);
 738   quantum_info=DestroyQuantumInfo(quantum_info);
 739   if (EOFBlob(image) != MagickFalse)
 740     ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
 741       image->filename);
 742   image->colorspace=LogColorspace;
 743   (void) CloseBlob(image);
 744   return(GetFirstImageInList(image));
 745 }
 746 \f
 747 /*
 748 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 749 %                                                                             %
 750 %                                                                             %
 751 %                                                                             %
 752 %   R e g i s t e r C I N E O N I m a g e                                     %
 753 %                                                                             %
 754 %                                                                             %
 755 %                                                                             %
 756 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 757 %
 758 %  RegisterCINImage() adds attributes for the CIN image format to the list of
 759 %  of supported formats.  The attributes include the image format tag, a method
 760 %  to read and/or write the format, whether the format supports the saving of
 761 %  more than one frame to the same file or blob, whether the format supports
 762 %  native in-memory I/O, and a brief description of the format.
 763 %
 764 %  The format of the RegisterCINImage method is:
 765 %
 766 %      size_t RegisterCINImage(void)
 767 %
 768 */
 769 ModuleExport size_t RegisterCINImage(void)
 770 {
 771   MagickInfo
 772     *entry;
 773
 774   entry=SetMagickInfo("CIN");
 775   entry->decoder=(DecodeImageHandler *) ReadCINImage;
 776   entry->encoder=(EncodeImageHandler *) WriteCINImage;
 777   entry->magick=(IsImageFormatHandler *) IsCIN;
 778   entry->description=ConstantString("Cineon Image File");
 779   entry->module=ConstantString("CIN");
 780   (void) RegisterMagickInfo(entry);
 781   return(MagickImageCoderSignature);
 782 }
 783 \f
 784 /*
 785 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 786 %                                                                             %
 787 %                                                                             %
 788 %                                                                             %
 789 %   U n r e g i s t e r C I N E O N I m a g e                                 %
 790 %                                                                             %
 791 %                                                                             %
 792 %                                                                             %
 793 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 794 %
 795 %  UnregisterCINImage() removes format registrations made by the CIN module
 796 %  from the list of supported formats.
 797 %
 798 %  The format of the UnregisterCINImage method is:
 799 %
 800 %      UnregisterCINImage(void)
 801 %
 802 */
 803 ModuleExport void UnregisterCINImage(void)
 804 {
 805   (void) UnregisterMagickInfo("CINEON");
 806 }
 807 \f
 808 /*
 809 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 810 %                                                                             %
 811 %                                                                             %
 812 %                                                                             %
 813 %   W r i t e C I N E O N I m a g e                                           %
 814 %                                                                             %
 815 %                                                                             %
 816 %                                                                             %
 817 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 818 %
 819 %  WriteCINImage() writes an image in CIN encoded image format.
 820 %
 821 %  The format of the WriteCINImage method is:
 822 %
 823 %      MagickBooleanType WriteCINImage(const ImageInfo *image_info,Image *image)
 824 %
 825 %  A description of each parameter follows.
 826 %
 827 %    o image_info: the image info.
 828 %
 829 %    o image:  The image.
 830 %
 831 */
 832
 833 static inline const char *GetCINProperty(const ImageInfo *image_info,
 834   const Image *image,const char *property)
 835 {
 836   const char
 837     *value;
 838
 839   value=GetImageOption(image_info,property);
 840   if (value != (const char *) NULL)
 841     return(value);
 842   return(GetImageProperty(image,property));
 843 }
 844
 845 static MagickBooleanType WriteCINImage(const ImageInfo *image_info,Image *image)
 846 {
 847   const char
 848     *value;
 849
 850   CINInfo
 851     cin;
 852
 853   const StringInfo
 854     *profile;
 855
 856   ssize_t
 857     y;
 858
 859   MagickBooleanType
 860     status;
 861
 862   MagickOffsetType
 863     offset;
 864
 865   QuantumInfo
 866     *quantum_info;
 867
 868   QuantumType
 869     quantum_type;
 870
 871   register const PixelPacket
 872     *p;
 873
 874   register ssize_t
 875     i;
 876
 877   size_t
 878     length;
 879
 880   ssize_t
 881     count;
 882
 883   struct tm
 884     local_time;
 885
 886   time_t
 887     seconds;
 888
 889   unsigned char
 890     *pixels;
 891
 892   /*
 893     Open output image file.
 894   */
 895   assert(image_info != (const ImageInfo *) NULL);
 896   assert(image_info->signature == MagickSignature);
 897   assert(image != (Image *) NULL);
 898   assert(image->signature == MagickSignature);
 899   if (image->debug != MagickFalse)
 900     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
 901   status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->exception);
 902   if (status == MagickFalse)
 903     return(status);
 904   if (image->colorspace != LogColorspace)
 905     (void) TransformImageColorspace(image,LogColorspace);
 906   /*
 907     Write image information.
 908   */
 909   (void) ResetMagickMemory(&cin,0,sizeof(cin));
 910   offset=0;
 911   cin.file.magic=0x802A5FD7UL;
 912   offset+=WriteBlobLong(image,(unsigned int) cin.file.magic);
 913   cin.file.image_offset=0x800;
 914   profile=GetImageProfile(image,"cin:user.data");
 915   if (profile != (StringInfo *) NULL)
 916     {
 917       cin.file.image_offset+=(size_t) GetStringInfoLength(profile);
 918       cin.file.image_offset=(((cin.file.image_offset+0x2000-1)/0x2000)*0x2000);
 919     }
 920   offset+=WriteBlobLong(image,(unsigned int) cin.file.image_offset);
 921   cin.file.generic_length=0x400;
 922   offset+=WriteBlobLong(image,(unsigned int) cin.file.generic_length);
 923   cin.file.industry_length=0x400;
 924   offset+=WriteBlobLong(image,(unsigned int) cin.file.industry_length);
 925   cin.file.user_length=0x00;
 926   if (profile != (StringInfo *) NULL)
 927     {
 928       cin.file.user_length+=(size_t) GetStringInfoLength(profile);
 929       cin.file.user_length=(((cin.file.user_length+0x2000-1)/0x2000)*0x2000);
 930     }
 931   offset+=WriteBlobLong(image,(unsigned int) cin.file.user_length);
 932   cin.file.file_size=4*image->columns*image->rows+0x2000;
 933   offset+=WriteBlobLong(image,(unsigned int) cin.file.file_size);
 934   (void) CopyMagickString(cin.file.version,"V4.5",sizeof(cin.file.version));
 935   offset+=WriteBlob(image,sizeof(cin.file.version),(unsigned char *)
 936     cin.file.version);
 937   value=GetCINProperty(image_info,image,"cin:file.filename");
 938   if (value != (const char *) NULL)
 939     (void) CopyMagickString(cin.file.filename,value,sizeof(cin.file.filename));
 940   else
 941     (void) CopyMagickString(cin.file.filename,image->filename,
 942       sizeof(cin.file.filename));
 943   offset+=WriteBlob(image,sizeof(cin.file.filename),(unsigned char *)
 944     cin.file.filename);
 945   seconds=time((time_t *) NULL);
 946 #if defined(MAGICKCORE_HAVE_LOCALTIME_R)
 947   (void) localtime_r(&seconds,&local_time);
 948 #else
 949   (void) memcpy(&local_time,localtime(&seconds),sizeof(local_time));
 950 #endif
 951   (void) strftime(cin.file.create_date,sizeof(cin.file.create_date),"%Y:%m:%d",
 952     &local_time);
 953   offset+=WriteBlob(image,sizeof(cin.file.create_date),(unsigned char *)
 954     cin.file.create_date);
 955   (void) strftime(cin.file.create_time,sizeof(cin.file.create_time),
 956     "%H:%M:%S%Z",&local_time);
 957   offset+=WriteBlob(image,sizeof(cin.file.create_time),(unsigned char *)
 958     cin.file.create_time);
 959   offset+=WriteBlob(image,sizeof(cin.file.reserve),(unsigned char *)
 960     cin.file.reserve);
 961   cin.image.orientation=0x00;
 962   offset+=WriteBlobByte(image,cin.image.orientation);
 963   cin.image.number_channels=3;
 964   offset+=WriteBlobByte(image,cin.image.number_channels);
 965   offset+=WriteBlob(image,sizeof(cin.image.reserve1),(unsigned char *)
 966     cin.image.reserve1);
 967   for (i=0; i < 8; i++)
 968   {
 969     cin.image.channel[i].designator[0]=0; /* universal metric */
 970     offset+=WriteBlobByte(image,cin.image.channel[0].designator[0]);
 971     cin.image.channel[i].designator[1]=(unsigned char) (i > 3 ? 0 : i+1); /* channel color */;
 972     offset+=WriteBlobByte(image,cin.image.channel[1].designator[0]);
 973     cin.image.channel[i].bits_per_pixel=(unsigned char) image->depth;
 974     offset+=WriteBlobByte(image,cin.image.channel[0].bits_per_pixel);
 975     offset+=WriteBlobByte(image,cin.image.channel[0].reserve);
 976     cin.image.channel[i].pixels_per_line=image->columns;
 977     offset+=WriteBlobLong(image,(unsigned int)
 978       cin.image.channel[0].pixels_per_line);
 979     cin.image.channel[i].lines_per_image=image->rows;
 980     offset+=WriteBlobLong(image,(unsigned int)
 981       cin.image.channel[0].lines_per_image);
 982     cin.image.channel[i].min_data=0;
 983     offset+=WriteBlobFloat(image,cin.image.channel[0].min_data);
 984     cin.image.channel[i].min_quantity=0.0;
 985     offset+=WriteBlobFloat(image,cin.image.channel[0].min_quantity);
 986     cin.image.channel[i].max_data=(float) ((MagickOffsetType)
 987       GetQuantumRange(image->depth));
 988     offset+=WriteBlobFloat(image,cin.image.channel[0].max_data);
 989     cin.image.channel[i].max_quantity=2.048f;
 990     offset+=WriteBlobFloat(image,cin.image.channel[0].max_quantity);
 991   }
 992   offset+=WriteBlobFloat(image,image->chromaticity.white_point.x);
 993   offset+=WriteBlobFloat(image,image->chromaticity.white_point.y);
 994   offset+=WriteBlobFloat(image,image->chromaticity.red_primary.x);
 995   offset+=WriteBlobFloat(image,image->chromaticity.red_primary.y);
 996   offset+=WriteBlobFloat(image,image->chromaticity.green_primary.x);
 997   offset+=WriteBlobFloat(image,image->chromaticity.green_primary.y);
 998   offset+=WriteBlobFloat(image,image->chromaticity.blue_primary.x);
 999   offset+=WriteBlobFloat(image,image->chromaticity.blue_primary.y);
1000   value=GetCINProperty(image_info,image,"cin:image.label");
1001   if (value != (const char *) NULL)
1002     (void) CopyMagickString(cin.image.label,value,sizeof(cin.image.label));
1003   offset+=WriteBlob(image,sizeof(cin.image.label),(unsigned char *)
1004     cin.image.label);
1005   offset+=WriteBlob(image,sizeof(cin.image.reserve),(unsigned char *)
1006     cin.image.reserve);
1007   /*
1008     Write data format information.
1009   */
1010   cin.data_format.interleave=0; /* pixel interleave (rgbrgbr...) */
1011   offset+=WriteBlobByte(image,cin.data_format.interleave);
1012   cin.data_format.packing=5; /* packing ssize_tword (32bit) boundaries */
1013   offset+=WriteBlobByte(image,cin.data_format.packing);
1014   cin.data_format.sign=0; /* unsigned data */
1015   offset+=WriteBlobByte(image,cin.data_format.sign);
1016   cin.data_format.sense=0; /* image sense: positive image */
1017   offset+=WriteBlobByte(image,cin.data_format.sense);
1018   cin.data_format.line_pad=0;
1019   offset+=WriteBlobLong(image,(unsigned int) cin.data_format.line_pad);
1020   cin.data_format.channel_pad=0;
1021   offset+=WriteBlobLong(image,(unsigned int) cin.data_format.channel_pad);
1022   offset+=WriteBlob(image,sizeof(cin.data_format.reserve),(unsigned char *)
1023     cin.data_format.reserve);
1024   /*
1025     Write origination information.
1026   */
1027   cin.origination.x_offset=0UL;
1028   value=GetCINProperty(image_info,image,"cin:origination.x_offset");
1029   if (value != (const char *) NULL)
1030     cin.origination.x_offset=StringToLong(value);
1031   offset+=WriteBlobLong(image,(unsigned int) cin.origination.x_offset);
1032   cin.origination.y_offset=0UL;
1033   value=GetCINProperty(image_info,image,"cin:origination.y_offset");
1034   if (value != (const char *) NULL)
1035     cin.origination.y_offset=StringToLong(value);
1036   offset+=WriteBlobLong(image,(unsigned int) cin.origination.y_offset);
1037   value=GetCINProperty(image_info,image,"cin:origination.filename");
1038   if (value != (const char *) NULL)
1039     (void) CopyMagickString(cin.origination.filename,value,
1040       sizeof(cin.origination.filename));
1041   else
1042     (void) CopyMagickString(cin.origination.filename,image->filename,
1043       sizeof(cin.origination.filename));
1044   offset+=WriteBlob(image,sizeof(cin.origination.filename),(unsigned char *)
1045     cin.origination.filename);
1046   seconds=time((time_t *) NULL);
1047   (void) strftime(cin.origination.create_date,
1048     sizeof(cin.origination.create_date),"%Y:%m:%d",&local_time);
1049   offset+=WriteBlob(image,sizeof(cin.origination.create_date),(unsigned char *)
1050     cin.origination.create_date);
1051   (void) strftime(cin.origination.create_time,
1052     sizeof(cin.origination.create_time),"%H:%M:%S%Z",&local_time);
1053   offset+=WriteBlob(image,sizeof(cin.origination.create_time),(unsigned char *)
1054     cin.origination.create_time);
1055   value=GetCINProperty(image_info,image,"cin:origination.device");
1056   if (value != (const char *) NULL)
1057     (void) CopyMagickString(cin.origination.device,value,
1058       sizeof(cin.origination.device));
1059   offset+=WriteBlob(image,sizeof(cin.origination.device),(unsigned char *)
1060     cin.origination.device);
1061   value=GetCINProperty(image_info,image,"cin:origination.model");
1062   if (value != (const char *) NULL)
1063     (void) CopyMagickString(cin.origination.model,value,
1064       sizeof(cin.origination.model));
1065   offset+=WriteBlob(image,sizeof(cin.origination.model),(unsigned char *)
1066     cin.origination.model);
1067   value=GetCINProperty(image_info,image,"cin:origination.serial");
1068   if (value != (const char *) NULL)
1069     (void) CopyMagickString(cin.origination.serial,value,
1070       sizeof(cin.origination.serial));
1071   offset+=WriteBlob(image,sizeof(cin.origination.serial),(unsigned char *)
1072     cin.origination.serial);
1073   cin.origination.x_pitch=0.0f;
1074   value=GetCINProperty(image_info,image,"cin:origination.x_pitch");
1075   if (value != (const char *) NULL)
1076     cin.origination.x_pitch=StringToDouble(value);
1077   offset+=WriteBlobFloat(image,cin.origination.x_pitch);
1078   cin.origination.y_pitch=0.0f;
1079   value=GetCINProperty(image_info,image,"cin:origination.y_pitch");
1080   if (value != (const char *) NULL)
1081     cin.origination.y_pitch=StringToDouble(value);
1082   offset+=WriteBlobFloat(image,cin.origination.y_pitch);
1083   cin.origination.gamma=image->gamma;
1084   offset+=WriteBlobFloat(image,cin.origination.gamma);
1085   offset+=WriteBlob(image,sizeof(cin.origination.reserve),(unsigned char *)
1086     cin.origination.reserve);
1087   /*
1088     Image film information.
1089   */
1090   cin.film.id=0;
1091   value=GetCINProperty(image_info,image,"cin:film.id");
1092   if (value != (const char *) NULL)
1093     cin.film.id=(char) StringToLong(value);
1094   offset+=WriteBlobByte(image,(unsigned char) cin.film.id);
1095   cin.film.type=0;
1096   value=GetCINProperty(image_info,image,"cin:film.type");
1097   if (value != (const char *) NULL)
1098     cin.film.type=(char) StringToLong(value);
1099   offset+=WriteBlobByte(image,(unsigned char) cin.film.type);
1100   cin.film.offset=0;
1101   value=GetCINProperty(image_info,image,"cin:film.offset");
1102   if (value != (const char *) NULL)
1103     cin.film.offset=(char) StringToLong(value);
1104   offset+=WriteBlobByte(image,(unsigned char) cin.film.offset);
1105   offset+=WriteBlobByte(image,(unsigned char) cin.film.reserve1);
1106   cin.film.prefix=0UL;
1107   value=GetCINProperty(image_info,image,"cin:film.prefix");
1108   if (value != (const char *) NULL)
1109     cin.film.prefix=StringToUnsignedLong(value);
1110   offset+=WriteBlobLong(image,(unsigned int) cin.film.prefix);
1111   cin.film.count=0UL;
1112   value=GetCINProperty(image_info,image,"cin:film.count");
1113   if (value != (const char *) NULL)
1114     cin.film.count=StringToUnsignedLong(value);
1115   offset+=WriteBlobLong(image,(unsigned int) cin.film.count);
1116   value=GetCINProperty(image_info,image,"cin:film.format");
1117   if (value != (const char *) NULL)
1118     (void) CopyMagickString(cin.film.format,value,sizeof(cin.film.format));
1119   offset+=WriteBlob(image,sizeof(cin.film.format),(unsigned char *)
1120     cin.film.format);
1121   cin.film.frame_position=0UL;
1122   value=GetCINProperty(image_info,image,"cin:film.frame_position");
1123   if (value != (const char *) NULL)
1124     cin.film.frame_position=StringToUnsignedLong(value);
1125   offset+=WriteBlobLong(image,(unsigned int) cin.film.frame_position);
1126   cin.film.frame_rate=0.0f;
1127   value=GetCINProperty(image_info,image,"cin:film.frame_rate");
1128   if (value != (const char *) NULL)
1129     cin.film.frame_rate=StringToDouble(value);
1130   offset+=WriteBlobFloat(image,cin.film.frame_rate);
1131   value=GetCINProperty(image_info,image,"cin:film.frame_id");
1132   if (value != (const char *) NULL)
1133     (void) CopyMagickString(cin.film.frame_id,value,sizeof(cin.film.frame_id));
1134   offset+=WriteBlob(image,sizeof(cin.film.frame_id),(unsigned char *)
1135     cin.film.frame_id);
1136   value=GetCINProperty(image_info,image,"cin:film.slate_info");
1137   if (value != (const char *) NULL)
1138     (void) CopyMagickString(cin.film.slate_info,value,
1139       sizeof(cin.film.slate_info));
1140   offset+=WriteBlob(image,sizeof(cin.film.slate_info),(unsigned char *)
1141     cin.film.slate_info);
1142   offset+=WriteBlob(image,sizeof(cin.film.reserve),(unsigned char *)
1143     cin.film.reserve);
1144   if (profile != (StringInfo *) NULL)
1145     offset+=WriteBlob(image,GetStringInfoLength(profile),
1146       GetStringInfoDatum(profile));
1147   while (offset < (MagickOffsetType) cin.file.image_offset)
1148     offset+=WriteBlobByte(image,0x00);
1149   /*
1150     Convert pixel packets to CIN raster image.
1151   */
1152   quantum_info=AcquireQuantumInfo(image_info,image);
1153   if (quantum_info == (QuantumInfo *) NULL)
1154     ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
1155   quantum_info->quantum=32;
1156   quantum_info->pack=MagickFalse;
1157   quantum_type=RGBQuantum;
1158   pixels=GetQuantumPixels(quantum_info);
1159   length=GetBytesPerRow(image->columns,3,image->depth,MagickTrue);
1160   if (0)
1161     {
1162       quantum_type=GrayQuantum;
1163       length=GetBytesPerRow(image->columns,3,image->depth,MagickTrue);
1164     }
1165   for (y=0; y < (ssize_t) image->rows; y++)
1166   {
1167     p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception);
1168     if (p == (const PixelPacket *) NULL)
1169       break;
1170     (void) ExportQuantumPixels(image,(const CacheView *) NULL,quantum_info,
1171       quantum_type,pixels,&image->exception);
1172     count=WriteBlob(image,length,pixels);
1173     if (count != (ssize_t) length)
1174       break;
1175     status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y,
1176                 image->rows);
1177     if (status == MagickFalse)
1178       break;
1179   }
1180   quantum_info=DestroyQuantumInfo(quantum_info);
1181   (void) CloseBlob(image);
1182   return(status);
1183 }