/scripts/ImageMagick-6.6.2-6/wand/compare.c
C | 1177 lines | 1053 code | 37 blank | 87 comment | 397 complexity | d087801ddb61a68430cdc22a9c46285d MD5 | raw file
Possible License(s): BSD-3-Clause-No-Nuclear-License-2014, Apache-2.0, MPL-2.0-no-copyleft-exception
- /*
- %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
- % %
- % %
- % %
- % CCCC OOO M M PPPP AAA RRRR EEEEE %
- % C O O MM MM P P A A R R E %
- % C O O M M M PPPP AAAAA RRRR EEE %
- % C O O M M P A A R R E %
- % CCCC OOO M M P A A R R EEEEE %
- % %
- % %
- % Image Comparison Methods %
- % %
- % Software Design %
- % John Cristy %
- % December 2003 %
- % %
- % %
- % Copyright 1999-2010 ImageMagick Studio LLC, a non-profit organization %
- % dedicated to making software imaging solutions freely available. %
- % %
- % You may not use this file except in compliance with the License. You may %
- % obtain a copy of the License at %
- % %
- % http://www.imagemagick.org/script/license.php %
- % %
- % Unless required by applicable law or agreed to in writing, software %
- % distributed under the License is distributed on an "AS IS" BASIS, %
- % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
- % See the License for the specific language governing permissions and %
- % limitations under the License. %
- % %
- %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
- %
- % Use the compare program to mathematically and visually annotate the
- % difference between an image and its reconstruction.
- %
- */
- /*
- Include declarations.
- */
- #include "wand/studio.h"
- #include "wand/MagickWand.h"
- #include "wand/mogrify-private.h"
- #include "magick/string-private.h"
- /*
- %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
- % %
- % %
- % %
- % C o m p a r e I m a g e C o m m a n d %
- % %
- % %
- % %
- %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
- %
- % CompareImageCommand() compares two images and returns the difference between
- % them as a distortion metric and as a new image visually annotating their
- % differences.
- %
- % The format of the CompareImageCommand method is:
- %
- % MagickBooleanType CompareImageCommand(ImageInfo *image_info,int argc,
- % char **argv,char **metadata,ExceptionInfo *exception)
- %
- % A description of each parameter follows:
- %
- % o image_info: the image info.
- %
- % o argc: the number of elements in the argument vector.
- %
- % o argv: A text array containing the command line arguments.
- %
- % o metadata: any metadata is returned here.
- %
- % o exception: return any errors or warnings in this structure.
- %
- */
- static MagickBooleanType CompareUsage(void)
- {
- const char
- **p;
- static const char
- *miscellaneous[]=
- {
- "-debug events display copious debugging information",
- "-help print program options",
- "-list type print a list of supported option arguments",
- "-log format format of debugging information",
- (char *) NULL
- },
- *settings[]=
- {
- "-alpha option on, activate, off, deactivate, set, opaque, copy",
- " transparent, extract, background, or shape",
- "-authenticate password",
- " decipher image with this password",
- "-channel type apply option to select image channels",
- "-colorspace type alternate image colorspace",
- "-compose operator set image composite operator",
- "-compress type type of pixel compression when writing the image",
- "-decipher filename convert cipher pixels to plain pixels",
- "-define format:option",
- " define one or more image format options",
- "-density geometry horizontal and vertical density of the image",
- "-depth value image depth",
- "-dissimilarity-threshold value",
- " maximum RMSE for (sub)image match",
- "-encipher filename convert plain pixels to cipher pixels",
- "-extract geometry extract area from image",
- "-format \"string\" output formatted image characteristics",
- "-fuzz distance colors within this distance are considered equal",
- "-highlight-color color",
- " empasize pixel differences with this color",
- "-identify identify the format and characteristics of the image",
- "-interlace type type of image interlacing scheme",
- "-limit type value pixel cache resource limit",
- "-lowlight-color color",
- " de-emphasize pixel differences with this color",
- "-metric type measure differences between images with this metric",
- "-monitor monitor progress",
- "-passphrase filename get the passphrase from this file",
- "-profile filename add, delete, or apply an image profile",
- "-quality value JPEG/MIFF/PNG compression level",
- "-quiet suppress all warning messages",
- "-quantize colorspace reduce colors in this colorspace",
- "-regard-warnings pay attention to warning messages",
- "-respect-parentheses settings remain in effect until parenthesis boundary",
- "-sampling-factor geometry",
- " horizontal and vertical sampling factor",
- "-seed value seed a new sequence of pseudo-random numbers",
- "-set attribute value set an image attribute",
- "-quality value JPEG/MIFF/PNG compression level",
- "-size geometry width and height of image",
- "-transparent-color color",
- " transparent color",
- "-type type image type",
- "-verbose print detailed information about the image",
- "-version print version information",
- "-virtual-pixel method",
- " virtual pixel access method",
- (char *) NULL
- };
- (void) printf("Version: %s\n",GetMagickVersion((size_t *) NULL));
- (void) printf("Copyright: %s\n",GetMagickCopyright());
- (void) printf("Features: %s\n\n",GetMagickFeatures());
- (void) printf("Usage: %s [options ...] image reconstruct difference\n",
- GetClientName());
- (void) printf("\nImage Settings:\n");
- for (p=settings; *p != (char *) NULL; p++)
- (void) printf(" %s\n",*p);
- (void) printf("\nMiscellaneous Options:\n");
- for (p=miscellaneous; *p != (char *) NULL; p++)
- (void) printf(" %s\n",*p);
- (void) printf(
- "\nBy default, the image format of `file' is determined by its magic\n");
- (void) printf(
- "number. To specify a particular image format, precede the filename\n");
- (void) printf(
- "with an image format name and a colon (i.e. ps:image) or specify the\n");
- (void) printf(
- "image type as the filename suffix (i.e. image.ps). Specify 'file' as\n");
- (void) printf("'-' for standard input or output.\n");
- return(MagickFalse);
- }
- WandExport MagickBooleanType CompareImageCommand(ImageInfo *image_info,
- int argc,char **argv,char **metadata,ExceptionInfo *exception)
- {
- #define DefaultDissimilarityThreshold 0.31830988618379067154
- #define DestroyCompare() \
- { \
- if (similarity_image != (Image *) NULL) \
- similarity_image=DestroyImageList(similarity_image); \
- if (difference_image != (Image *) NULL) \
- difference_image=DestroyImageList(difference_image); \
- DestroyImageStack(); \
- for (i=0; i < (ssize_t) argc; i++) \
- argv[i]=DestroyString(argv[i]); \
- argv=(char **) RelinquishMagickMemory(argv); \
- }
- #define ThrowCompareException(asperity,tag,option) \
- { \
- if (exception->severity < (asperity)) \
- (void) ThrowMagickException(exception,GetMagickModule(),asperity,tag, \
- "`%s'",option); \
- DestroyCompare(); \
- return(MagickFalse); \
- }
- #define ThrowCompareInvalidArgumentException(option,argument) \
- { \
- (void) ThrowMagickException(exception,GetMagickModule(),OptionError, \
- "InvalidArgument","`%s': %s",option,argument); \
- DestroyCompare(); \
- return(MagickFalse); \
- }
- char
- *filename,
- *option;
- const char
- *format;
- ChannelType
- channels;
- double
- dissimilarity_threshold,
- distortion,
- similarity_metric;
- Image
- *difference_image,
- *image,
- *reconstruct_image,
- *similarity_image;
- ImageStack
- image_stack[MaxImageStackDepth+1];
- ssize_t
- j,
- k;
- MagickBooleanType
- fire,
- pend;
- MagickStatusType
- status;
- MetricType
- metric;
- RectangleInfo
- offset;
- register ssize_t
- i;
- /*
- Set defaults.
- */
- assert(image_info != (ImageInfo *) NULL);
- assert(image_info->signature == MagickSignature);
- if (image_info->debug != MagickFalse)
- (void) LogMagickEvent(TraceEvent,GetMagickModule(),"...");
- assert(exception != (ExceptionInfo *) NULL);
- if (argc == 2)
- {
- option=argv[1];
- if ((LocaleCompare("version",option+1) == 0) ||
- (LocaleCompare("-version",option+1) == 0))
- {
- (void) fprintf(stdout,"Version: %s\n",
- GetMagickVersion((size_t *) NULL));
- (void) fprintf(stdout,"Copyright: %s\n",GetMagickCopyright());
- (void) fprintf(stdout,"Features: %s\n\n",GetMagickFeatures());
- return(MagickFalse);
- }
- }
- if (argc < 3)
- return(CompareUsage());
- channels=AllChannels;
- difference_image=NewImageList();
- similarity_image=NewImageList();
- dissimilarity_threshold=DefaultDissimilarityThreshold;
- distortion=0.0;
- format=(char *) NULL;
- j=1;
- k=0;
- metric=UndefinedMetric;
- NewImageStack();
- option=(char *) NULL;
- pend=MagickFalse;
- reconstruct_image=NewImageList();
- status=MagickTrue;
- /*
- Compare an image.
- */
- ReadCommandlLine(argc,&argv);
- status=ExpandFilenames(&argc,&argv);
- if (status == MagickFalse)
- ThrowCompareException(ResourceLimitError,"MemoryAllocationFailed",
- GetExceptionMessage(errno));
- for (i=1; i < (ssize_t) (argc-1); i++)
- {
- option=argv[i];
- if (LocaleCompare(option,"(") == 0)
- {
- FireImageStack(MagickTrue,MagickTrue,pend);
- if (k == MaxImageStackDepth)
- ThrowCompareException(OptionError,"ParenthesisNestedTooDeeply",
- option);
- PushImageStack();
- continue;
- }
- if (LocaleCompare(option,")") == 0)
- {
- FireImageStack(MagickTrue,MagickTrue,MagickTrue);
- if (k == 0)
- ThrowCompareException(OptionError,"UnableToParseExpression",option);
- PopImageStack();
- continue;
- }
- if (IsMagickOption(option) == MagickFalse)
- {
- Image
- *images;
- /*
- Read input image.
- */
- FireImageStack(MagickFalse,MagickFalse,pend);
- filename=argv[i];
- if ((LocaleCompare(filename,"--") == 0) && (i < (ssize_t) (argc-1)))
- filename=argv[++i];
- (void) CopyMagickString(image_info->filename,filename,MaxTextExtent);
- images=ReadImages(image_info,exception);
- status&=(images != (Image *) NULL) &&
- (exception->severity < ErrorException);
- if (images == (Image *) NULL)
- continue;
- AppendImageStack(images);
- continue;
- }
- pend=image != (Image *) NULL ? MagickTrue : MagickFalse;
- switch (*(option+1))
- {
- case 'a':
- {
- if (LocaleCompare("alpha",option+1) == 0)
- {
- ssize_t
- type;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- type=ParseMagickOption(MagickAlphaOptions,MagickFalse,argv[i]);
- if (type < 0)
- ThrowCompareException(OptionError,"UnrecognizedAlphaChannelType",
- argv[i]);
- break;
- }
- if (LocaleCompare("authenticate",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- break;
- }
- ThrowCompareException(OptionError,"UnrecognizedOption",option);
- }
- case 'c':
- {
- if (LocaleCompare("cache",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (IsGeometry(argv[i]) == MagickFalse)
- ThrowCompareInvalidArgumentException(option,argv[i]);
- break;
- }
- if (LocaleCompare("channel",option+1) == 0)
- {
- ssize_t
- channel;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- channel=ParseChannelOption(argv[i]);
- if (channel < 0)
- ThrowCompareException(OptionError,"UnrecognizedChannelType",
- argv[i]);
- channels=(ChannelType) channel;
- break;
- }
- if (LocaleCompare("colorspace",option+1) == 0)
- {
- ssize_t
- colorspace;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- colorspace=ParseMagickOption(MagickColorspaceOptions,MagickFalse,
- argv[i]);
- if (colorspace < 0)
- ThrowCompareException(OptionError,"UnrecognizedColorspace",
- argv[i]);
- break;
- }
- if (LocaleCompare("compose",option+1) == 0)
- {
- ssize_t
- compose;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- compose=ParseMagickOption(MagickComposeOptions,MagickFalse,
- argv[i]);
- if (compose < 0)
- ThrowCompareException(OptionError,"UnrecognizedComposeOperator",
- argv[i]);
- break;
- }
- if (LocaleCompare("compress",option+1) == 0)
- {
- ssize_t
- compress;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- compress=ParseMagickOption(MagickCompressOptions,MagickFalse,
- argv[i]);
- if (compress < 0)
- ThrowCompareException(OptionError,"UnrecognizedImageCompression",
- argv[i]);
- break;
- }
- if (LocaleCompare("concurrent",option+1) == 0)
- break;
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 'd':
- {
- if (LocaleCompare("debug",option+1) == 0)
- {
- LogEventType
- event_mask;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- event_mask=SetLogEventMask(argv[i]);
- if (event_mask == UndefinedEvents)
- ThrowCompareException(OptionError,"UnrecognizedEventType",
- argv[i]);
- break;
- }
- if (LocaleCompare("decipher",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- break;
- }
- if (LocaleCompare("define",option+1) == 0)
- {
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (*option == '+')
- {
- const char
- *define;
- define=GetImageOption(image_info,argv[i]);
- if (define == (const char *) NULL)
- ThrowCompareException(OptionError,"NoSuchOption",argv[i]);
- break;
- }
- break;
- }
- if (LocaleCompare("density",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (IsGeometry(argv[i]) == MagickFalse)
- ThrowCompareInvalidArgumentException(option,argv[i]);
- break;
- }
- if (LocaleCompare("depth",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (IsGeometry(argv[i]) == MagickFalse)
- ThrowCompareInvalidArgumentException(option,argv[i]);
- break;
- }
- if (LocaleCompare("dissimilarity-threshold",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (IsGeometry(argv[i]) == MagickFalse)
- ThrowCompareInvalidArgumentException(option,argv[i]);
- if (*option == '+')
- dissimilarity_threshold=DefaultDissimilarityThreshold;
- else
- dissimilarity_threshold=StringToDouble(argv[i]);
- break;
- }
- if (LocaleCompare("duration",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (IsGeometry(argv[i]) == MagickFalse)
- ThrowCompareInvalidArgumentException(option,argv[i]);
- break;
- }
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 'e':
- {
- if (LocaleCompare("encipher",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- break;
- }
- if (LocaleCompare("extract",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (IsGeometry(argv[i]) == MagickFalse)
- ThrowCompareInvalidArgumentException(option,argv[i]);
- break;
- }
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 'f':
- {
- if (LocaleCompare("format",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- format=argv[i];
- break;
- }
- if (LocaleCompare("fuzz",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (IsGeometry(argv[i]) == MagickFalse)
- ThrowCompareInvalidArgumentException(option,argv[i]);
- break;
- }
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 'h':
- {
- if ((LocaleCompare("help",option+1) == 0) ||
- (LocaleCompare("-help",option+1) == 0))
- return(CompareUsage());
- if (LocaleCompare("highlight-color",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- break;
- }
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 'i':
- {
- if (LocaleCompare("identify",option+1) == 0)
- break;
- if (LocaleCompare("interlace",option+1) == 0)
- {
- ssize_t
- interlace;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- interlace=ParseMagickOption(MagickInterlaceOptions,MagickFalse,
- argv[i]);
- if (interlace < 0)
- ThrowCompareException(OptionError,"UnrecognizedInterlaceType",
- argv[i]);
- break;
- }
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 'l':
- {
- if (LocaleCompare("limit",option+1) == 0)
- {
- char
- *p;
- double
- value;
- ssize_t
- resource;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- resource=ParseMagickOption(MagickResourceOptions,MagickFalse,
- argv[i]);
- if (resource < 0)
- ThrowCompareException(OptionError,"UnrecognizedResourceType",
- argv[i]);
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- value=strtod(argv[i],&p);
- if ((p == argv[i]) && (LocaleCompare("unlimited",argv[i]) != 0))
- ThrowCompareInvalidArgumentException(option,argv[i]);
- break;
- }
- if (LocaleCompare("list",option+1) == 0)
- {
- ssize_t
- list;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- list=ParseMagickOption(MagickListOptions,MagickFalse,argv[i]);
- if (list < 0)
- ThrowCompareException(OptionError,"UnrecognizedListType",argv[i]);
- status=MogrifyImageInfo(image_info,(int) (i-j+1),(const char **)
- argv+j,exception);
- DestroyCompare();
- return(status != 0 ? MagickFalse : MagickTrue);
- }
- if (LocaleCompare("log",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if ((i == (ssize_t) argc) || (strchr(argv[i],'%') == (char *) NULL))
- ThrowCompareException(OptionError,"MissingArgument",option);
- break;
- }
- if (LocaleCompare("lowlight-color",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- break;
- }
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 'm':
- {
- if (LocaleCompare("matte",option+1) == 0)
- break;
- if (LocaleCompare("metric",option+1) == 0)
- {
- ssize_t
- type;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- type=ParseMagickOption(MagickMetricOptions,MagickTrue,argv[i]);
- if (type < 0)
- ThrowCompareException(OptionError,"UnrecognizedMetricType",
- argv[i]);
- metric=(MetricType) type;
- break;
- }
- if (LocaleCompare("monitor",option+1) == 0)
- break;
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 'p':
- {
- if (LocaleCompare("passphrase",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- break;
- }
- if (LocaleCompare("profile",option+1) == 0)
- {
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- break;
- }
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 'q':
- {
- if (LocaleCompare("quality",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (IsGeometry(argv[i]) == MagickFalse)
- ThrowCompareInvalidArgumentException(option,argv[i]);
- break;
- }
- if (LocaleCompare("quantize",option+1) == 0)
- {
- ssize_t
- colorspace;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- colorspace=ParseMagickOption(MagickColorspaceOptions,
- MagickFalse,argv[i]);
- if (colorspace < 0)
- ThrowCompareException(OptionError,"UnrecognizedColorspace",
- argv[i]);
- break;
- }
- if (LocaleCompare("quiet",option+1) == 0)
- break;
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 'r':
- {
- if (LocaleCompare("regard-warnings",option+1) == 0)
- break;
- if (LocaleNCompare("respect-parentheses",option+1,17) == 0)
- {
- respect_parenthesis=(*option == '-') ? MagickTrue : MagickFalse;
- break;
- }
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 's':
- {
- if (LocaleCompare("sampling-factor",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (IsGeometry(argv[i]) == MagickFalse)
- ThrowCompareInvalidArgumentException(option,argv[i]);
- break;
- }
- if (LocaleCompare("seed",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (IsGeometry(argv[i]) == MagickFalse)
- ThrowCompareInvalidArgumentException(option,argv[i]);
- break;
- }
- if (LocaleCompare("set",option+1) == 0)
- {
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- break;
- }
- if (LocaleCompare("size",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- if (IsGeometry(argv[i]) == MagickFalse)
- ThrowCompareInvalidArgumentException(option,argv[i]);
- break;
- }
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 't':
- {
- if (LocaleCompare("transparent-color",option+1) == 0)
- {
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- break;
- }
- if (LocaleCompare("type",option+1) == 0)
- {
- ssize_t
- type;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) argc)
- ThrowCompareException(OptionError,"MissingArgument",option);
- type=ParseMagickOption(MagickTypeOptions,MagickFalse,argv[i]);
- if (type < 0)
- ThrowCompareException(OptionError,"UnrecognizedImageType",
- argv[i]);
- break;
- }
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case 'v':
- {
- if (LocaleCompare("verbose",option+1) == 0)
- break;
- if ((LocaleCompare("version",option+1) == 0) ||
- (LocaleCompare("-version",option+1) == 0))
- {
- (void) fprintf(stdout,"Version: %s\n",
- GetMagickVersion((size_t *) NULL));
- (void) fprintf(stdout,"Copyright: %s\n",GetMagickCopyright());
- (void) fprintf(stdout,"Features: %s\n\n",GetMagickFeatures());
- break;
- }
- if (LocaleCompare("virtual-pixel",option+1) == 0)
- {
- ssize_t
- method;
- if (*option == '+')
- break;
- i++;
- if (i == (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingArgument",option);
- method=ParseMagickOption(MagickVirtualPixelOptions,MagickFalse,
- argv[i]);
- if (method < 0)
- ThrowCompareException(OptionError,
- "UnrecognizedVirtualPixelMethod",argv[i]);
- break;
- }
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- case '?':
- break;
- default:
- ThrowCompareException(OptionError,"UnrecognizedOption",option)
- }
- fire=ParseMagickOption(MagickImageListOptions,MagickFalse,option+1) < 0 ?
- MagickFalse : MagickTrue;
- if (fire != MagickFalse)
- FireImageStack(MagickTrue,MagickTrue,MagickTrue);
- }
- if (k != 0)
- ThrowCompareException(OptionError,"UnbalancedParenthesis",argv[i]);
- if (i-- != (ssize_t) (argc-1))
- ThrowCompareException(OptionError,"MissingAnImageFilename",argv[i]);
- if ((image == (Image *) NULL) || (GetImageListLength(image) < 2))
- ThrowCompareException(OptionError,"MissingAnImageFilename",argv[i]);
- FinalizeImageSettings(image_info,image,MagickTrue);
- if ((image == (Image *) NULL) || (GetImageListLength(image) < 2))
- ThrowCompareException(OptionError,"MissingAnImageFilename",argv[i]);
- image=GetImageFromList(image,0);
- reconstruct_image=GetImageFromList(image,1);
- similarity_image=SimilarityImage(image,reconstruct_image,&offset,
- &similarity_metric,exception);
- if (similarity_metric > dissimilarity_threshold)
- ThrowCompareException(ImageError,"ImagesTooDissimilar",image->filename);
- if ((reconstruct_image->columns == image->columns) &&
- (reconstruct_image->rows == image->rows))
- difference_image=CompareImageChannels(image,reconstruct_image,channels,
- metric,&distortion,exception);
- else
- if (similarity_image != (Image *) NULL)
- {
- Image
- *composite_image;
- /*
- Determine if reconstructed image is a subimage of the image.
- */
- composite_image=CloneImage(image,0,0,MagickTrue,exception);
- if (composite_image == (Image *) NULL)
- difference_image=CompareImageChannels(image,reconstruct_image,
- channels,metric,&distortion,exception);
- else
- {
- (void) CompositeImage(composite_image,CopyCompositeOp,
- reconstruct_image,offset.x,offset.y);
- difference_image=CompareImageChannels(image,composite_image,
- channels,metric,&distortion,exception);
- if (difference_image != (Image *) NULL)
- {
- difference_image->page.x=offset.x;
- difference_image->page.y=offset.y;
- }
- composite_image=DestroyImage(composite_image);
- }
- if (difference_image == (Image *) NULL)
- similarity_image=DestroyImage(similarity_image);
- else
- {
- AppendImageToList(&difference_image,similarity_image);
- similarity_image=(Image *) NULL;
- }
- }
- if (difference_image == (Image *) NULL)
- status=0;
- else
- {
- if (image_info->verbose != MagickFalse)
- (void) IsImagesEqual(image,reconstruct_image);
- if (*difference_image->magick == '\0')
- (void) CopyMagickString(difference_image->magick,image->magick,
- MaxTextExtent);
- if (image_info->verbose == MagickFalse)
- {
- switch (metric)
- {
- case MeanAbsoluteErrorMetric:
- case MeanSquaredErrorMetric:
- case RootMeanSquaredErrorMetric:
- case PeakAbsoluteErrorMetric:
- {
- (void) fprintf(stderr,"%g (%g)",QuantumRange*distortion,
- (double) distortion);
- if ((reconstruct_image->columns != image->columns) ||
- (reconstruct_image->rows != image->rows))
- (void) fprintf(stderr," @ %.20g,%.20g",(double)
- difference_image->page.x,(double) difference_image->page.y);
- (void) fprintf(stderr,"\n");
- break;
- }
- case AbsoluteErrorMetric:
- case PeakSignalToNoiseRatioMetric:
- {
- (void) fprintf(stderr,"%g",distortion);
- if ((reconstruct_image->columns != image->columns) ||
- (reconstruct_image->rows != image->rows))
- (void) fprintf(stderr," @ %.20g,%.20g",(double)
- difference_image->page.x,(double) difference_image->page.y);
- (void) fprintf(stderr,"\n");
- break;
- }
- case MeanErrorPerPixelMetric:
- {
- (void) fprintf(stderr,"%g (%g, %g)",distortion,
- image->error.normalized_mean_error,
- image->error.normalized_maximum_error);
- if ((reconstruct_image->columns != image->columns) ||
- (reconstruct_image->rows != image->rows))
- (void) fprintf(stderr," @ %.20g,%.20g",(double)
- difference_image->page.x,(double) difference_image->page.y);
- (void) fprintf(stderr,"\n");
- break;
- }
- case UndefinedMetric:
- break;
- }
- }
- else
- {
- double
- *channel_distortion;
- channel_distortion=GetImageChannelDistortions(image,reconstruct_image,
- metric,&image->exception);
- (void) fprintf(stderr,"Image: %s\n",image->filename);
- if ((reconstruct_image->columns != image->columns) ||
- (reconstruct_image->rows != image->rows))
- (void) fprintf(stderr,"Offset: %.20g,%.20g\n",(double)
- difference_image->page.x,(double) difference_image->page.y);
- (void) fprintf(stderr," Channel distortion: %s\n",
- MagickOptionToMnemonic(MagickMetricOptions,(ssize_t) metric));
- switch (metric)
- {
- case MeanAbsoluteErrorMetric:
- case MeanSquaredErrorMetric:
- case RootMeanSquaredErrorMetric:
- case PeakAbsoluteErrorMetric:
- {
- switch (image->colorspace)
- {
- case RGBColorspace:
- default:
- {
- (void) fprintf(stderr," red: %g (%g)\n",
- QuantumRange*channel_distortion[RedChannel],
- channel_distortion[RedChannel]);
- (void) fprintf(stderr," green: %g (%g)\n",
- QuantumRange*channel_distortion[GreenChannel],
- channel_distortion[GreenChannel]);
- (void) fprintf(stderr," blue: %g (%g)\n",
- QuantumRange*channel_distortion[BlueChannel],
- channel_distortion[BlueChannel]);
- if (image->matte != MagickFalse)
- (void) fprintf(stderr," alpha: %g (%g)\n",
- QuantumRange*channel_distortion[OpacityChannel],
- channel_distortion[OpacityChannel]);
- break;
- }
- case CMYKColorspace:
- {
- (void) fprintf(stderr," cyan: %g (%g)\n",
- QuantumRange*channel_distortion[CyanChannel],
- channel_distortion[CyanChannel]);
- (void) fprintf(stderr," magenta: %g (%g)\n",
- QuantumRange*channel_distortion[MagentaChannel],
- channel_distortion[MagentaChannel]);
- (void) fprintf(stderr," yellow: %g (%g)\n",
- QuantumRange*channel_distortion[YellowChannel],
- channel_distortion[YellowChannel]);
- (void) fprintf(stderr," black: %g (%g)\n",
- QuantumRange*channel_distortion[BlackChannel],
- channel_distortion[BlackChannel]);
- if (image->matte != MagickFalse)
- (void) fprintf(stderr," alpha: %g (%g)\n",
- QuantumRange*channel_distortion[OpacityChannel],
- channel_distortion[OpacityChannel]);
- break;
- }
- case GRAYColorspace:
- {
- (void) fprintf(stderr," gray: %g (%g)\n",
- QuantumRange*channel_distortion[GrayChannel],
- channel_distortion[GrayChannel]);
- if (image->matte != MagickFalse)
- (void) fprintf(stderr," alpha: %g (%g)\n",
- QuantumRange*channel_distortion[OpacityChannel],
- channel_distortion[OpacityChannel]);
- break;
- }
- }
- (void) fprintf(stderr," all: %g (%g)\n",
- QuantumRange*channel_distortion[AllChannels],
- channel_distortion[AllChannels]);
- break;
- }
- case AbsoluteErrorMetric:
- case PeakSignalToNoiseRatioMetric:
- {
- switch (image->colorspace)
- {
- case RGBColorspace:
- default:
- {
- (void) fprintf(stderr," red: %g\n",
- channel_distortion[RedChannel]);
- (void) fprintf(stderr," green: %g\n",
- channel_distortion[GreenChannel]);
- (void) fprintf(stderr," blue: %g\n",
- channel_distortion[BlueChannel]);
- if (image->matte != MagickFalse)
- (void) fprintf(stderr," alpha: %g\n",
- channel_distortion[OpacityChannel]);
- break;
- }
- case CMYKColorspace:
- {
- (void) fprintf(stderr," cyan: %g\n",
- channel_distortion[CyanChannel]);
- (void) fprintf(stderr," magenta: %g\n",
- channel_distortion[MagentaChannel]);
- (void) fprintf(stderr," yellow: %g\n",
- channel_distortion[YellowChannel]);
- (void) fprintf(stderr," black: %g\n",
- channel_distortion[BlackChannel]);
- if (image->matte != MagickFalse)
- (void) fprintf(stderr," alpha: %g\n",
- channel_distortion[OpacityChannel]);
- break;
- }
- case GRAYColorspace:
- {
- (void) fprintf(stderr," gray: %g\n",
- channel_distortion[GrayChannel]);
- if (image->matte != MagickFalse)
- (void) fprintf(stderr," alpha: %g\n",
- channel_distortion[OpacityChannel]);
- break;
- }
- }
- (void) fprintf(stderr," all: %g\n",
- channel_distortion[AllChannels]);
- break;
- }
- case MeanErrorPerPixelMetric:
- {
- (void) fprintf(stderr," %g (%g, %g)\n",
- channel_distortion[AllChannels],
- image->error.normalized_mean_error,
- image->error.normalized_maximum_error);
- break;
- }
- case UndefinedMetric:
- break;
- }
- channel_distortion=(double *) RelinquishMagickMemory(
- channel_distortion);
- }
- status&=WriteImages(image_info,difference_image,argv[argc-1],exception);
- if ((metadata != (char **) NULL) && (format != (char *) NULL))
- {
- char
- *text;
- text=InterpretImageProperties(image_info,difference_image,format);
- if (text == (char *) NULL)
- ThrowCompareException(ResourceLimitError,"MemoryAllocationFailed",
- GetExceptionMessage(errno));
- (void) ConcatenateString(&(*metadata),text);
- (void) ConcatenateString(&(*metadata),"\n");
- text=DestroyString(text);
- }
- difference_image=DestroyImageList(difference_image);
- }
- DestroyCompare();
- return(status != 0 ? MagickTrue : MagickFalse);
- }