mirror of
https://github.com/ImageMagick/ImageMagick.git
synced 2026-05-31 11:18:42 +02:00
add read/write support for FLIF
This commit is contained in:
Jon Sneyers
dirk
@@ -121,6 +121,7 @@ static const MagicMapInfo
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{ "FIG", 0, MagicPattern("#FIG") },
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{ "FITS", 0, MagicPattern("IT0") },
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{ "FITS", 0, MagicPattern("SIMPLE") },
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{ "FLIF", 0, MagicPattern("FLIF") },
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{ "GIF", 0, MagicPattern("GIF8") },
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{ "GPLT", 0, MagicPattern("#!/usr/local/bin/gnuplot") },
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{ "HDF", 1, MagicPattern("HDF") },
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@@ -208,6 +208,9 @@ MagickExport void RegisterStaticModules(void)
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(void) RegisterFAXImage();
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(void) RegisterFDImage();
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(void) RegisterFITSImage();
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#if defined(MAGICKCORE_FLIF_DELEGATE)
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(void) RegisterFLIFImage();
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#endif
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#if defined(MAGICKCORE_FPX_DELEGATE)
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(void) RegisterFPXImage();
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#endif
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@@ -390,6 +393,9 @@ MagickExport void UnregisterStaticModules(void)
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UnregisterFAXImage();
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UnregisterFDImage();
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UnregisterFITSImage();
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#if defined(MAGICKCORE_FLIF_DELEGATE)
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UnregisterFLIFImage();
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#endif
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#if defined(MAGICKCORE_FPX_DELEGATE)
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UnregisterFPXImage();
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#endif
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@@ -64,6 +64,7 @@ extern ModuleExport size_t
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RegisterFAXImage(void),
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RegisterFDImage(void),
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RegisterFITSImage(void),
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RegisterFLIFImage(void),
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RegisterFPXImage(void),
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RegisterG3Image(void),
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RegisterGIFImage(void),
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@@ -226,6 +227,7 @@ extern ModuleExport void
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UnregisterFAXImage(void),
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UnregisterFDImage(void),
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UnregisterFITSImage(void),
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UnregisterFLIFImage(void),
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UnregisterFPXImage(void),
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UnregisterG3Image(void),
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UnregisterGIFImage(void),
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@@ -121,15 +121,18 @@ MagickExport const char *GetMagickDelegates(void)
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#if defined(MAGICKCORE_FFTW_DELEGATE)
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"fftw "
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#endif
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#if defined(MAGICKCORE_FLIF_DELEGATE)
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"flif "
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#endif
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#if defined(MAGICKCORE_FONTCONFIG_DELEGATE)
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"fontconfig "
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#endif
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#if defined(MAGICKCORE_FREETYPE_DELEGATE)
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"freetype "
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#endif
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#if defined(MAGICKCORE_FPX_DELEGATE)
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"fpx "
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#endif
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#if defined(MAGICKCORE_FREETYPE_DELEGATE)
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"freetype "
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#endif
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#if defined(MAGICKCORE_GS_DELEGATE)
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"gslib "
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#endif
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+539
@@ -0,0 +1,539 @@
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% FFFFF L IIIII FFFFF %
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% F L I F %
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% FFF L I FFF %
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% F L I F %
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% F LLLLL IIIII F %
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% %
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% %
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% Read/Write Free Lossless Image Format %
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% %
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% Software Design %
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% Jon Sneyers %
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% April 2016 %
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% %
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% %
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% Copyright 1999-2016 ImageMagick Studio LLC, a non-profit organization %
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% dedicated to making software imaging solutions freely available. %
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% %
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% You may not use this file except in compliance with the License. You may %
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% obtain a copy of the License at %
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% %
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% http://www.imagemagick.org/script/license.php %
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% %
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% Unless required by applicable law or agreed to in writing, software %
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% distributed under the License is distributed on an "AS IS" BASIS, %
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% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
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% See the License for the specific language governing permissions and %
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% limitations under the License. %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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%
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*/
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/*
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Include declarations.
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*/
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#include "MagickCore/studio.h"
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#include "MagickCore/artifact.h"
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#include "MagickCore/blob.h"
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#include "MagickCore/blob-private.h"
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#include "MagickCore/client.h"
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#include "MagickCore/colorspace-private.h"
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#include "MagickCore/display.h"
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#include "MagickCore/exception.h"
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#include "MagickCore/exception-private.h"
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#include "MagickCore/image.h"
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#include "MagickCore/image-private.h"
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#include "MagickCore/list.h"
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#include "MagickCore/magick.h"
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#include "MagickCore/monitor.h"
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#include "MagickCore/monitor-private.h"
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#include "MagickCore/memory_.h"
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#include "MagickCore/option.h"
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#include "MagickCore/pixel-accessor.h"
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#include "MagickCore/quantum-private.h"
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#include "MagickCore/static.h"
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#include "MagickCore/string_.h"
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#include "MagickCore/string-private.h"
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#include "MagickCore/module.h"
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#include "MagickCore/utility.h"
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#include "MagickCore/xwindow.h"
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#include "MagickCore/xwindow-private.h"
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#if defined(MAGICKCORE_FLIF_DELEGATE)
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#include <flif.h>
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#endif
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/*
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Forward declarations.
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*/
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#if defined(MAGICKCORE_FLIF_DELEGATE)
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static MagickBooleanType
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WriteFLIFImage(const ImageInfo *,Image *,ExceptionInfo *);
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#endif
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#if defined(MAGICKCORE_FLIF_DELEGATE)
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% R e a d F L I F I m a g e %
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% %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% ReadFLIFImage() reads an image in the FLIF image format.
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%
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% The format of the ReadFLIFImage method is:
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%
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% Image *ReadFLIFImage(const ImageInfo *image_info,
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% ExceptionInfo *exception)
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%
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% A description of each parameter follows:
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%
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% o image_info: the image info.
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%
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% o exception: return any errors or warnings in this structure.
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%
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*/
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static Image *ReadFLIFImage(const ImageInfo *image_info,
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ExceptionInfo *exception)
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{
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FLIF_DECODER
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*flifdec;
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FLIF_IMAGE
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*flifimage;
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Image
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*image;
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MagickBooleanType
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status;
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register Quantum
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*q;
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register ssize_t
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x;
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register unsigned short
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*p;
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size_t
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count,
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image_count,
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length;
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ssize_t
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y;
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unsigned char
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*stream;
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unsigned short
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*pixels;
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/*
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Open image file.
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*/
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assert(image_info != (const ImageInfo *) NULL);
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assert(image_info->signature == MagickCoreSignature);
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if (image_info->debug != MagickFalse)
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(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
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image_info->filename);
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assert(exception != (ExceptionInfo *) NULL);
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assert(exception->signature == MagickCoreSignature);
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image=AcquireImage(image_info,exception);
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status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
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if (status == MagickFalse)
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{
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image=DestroyImageList(image);
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return((Image *) NULL);
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}
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length=(size_t) GetBlobSize(image);
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stream=(unsigned char *) AcquireQuantumMemory(length,sizeof(*stream));
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if (stream == (unsigned char *) NULL)
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ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
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count=ReadBlob(image,length,stream);
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if (count != length)
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ThrowReaderException(CorruptImageError,"InsufficientImageDataInFile");
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flifdec=flif_create_decoder();
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if (image_info->quality != UndefinedCompressionQuality)
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flif_decoder_set_quality(flifdec,image_info->quality);
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if (!flif_decoder_decode_memory(flifdec,stream,length))
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{
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flif_destroy_decoder(flifdec);
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ThrowReaderException(CorruptImageError,"CorruptImage");
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}
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image_count=flif_decoder_num_images(flifdec);
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flifimage=flif_decoder_get_image(flifdec,0);
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length=sizeof(unsigned short)*4*flif_image_get_height(flifimage);
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pixels=(unsigned short *) AcquireMagickMemory(length);
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if (pixels == (unsigned short *) NULL)
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{
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flif_destroy_decoder(flifdec);
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ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
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}
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for (count=0; count < image_count; count++)
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{
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if (count > 0)
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{
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/*
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Allocate next image structure.
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*/
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AcquireNextImage(image_info,image,exception);
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if (GetNextImageInList(image) == (Image *) NULL)
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{
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image=DestroyImageList(image);
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flif_destroy_decoder(flifdec);
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pixels=(unsigned short *) RelinquishMagickMemory(pixels);
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return((Image *) NULL);
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}
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image=SyncNextImageInList(image);
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}
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flifimage=flif_decoder_get_image(flifdec,count);
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image->columns=(size_t) flif_image_get_width(flifimage);
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image->rows=(size_t) flif_image_get_height(flifimage);
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image->depth=flif_image_get_depth(flifimage);
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image->alpha_trait=(flif_image_get_nb_channels(flifimage) > 3 ?
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BlendPixelTrait : UndefinedPixelTrait);
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image->delay=flif_image_get_frame_delay(flifimage);
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image->ticks_per_second=1000;
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image->scene=count;
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image->dispose=BackgroundDispose;
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for (y=0; y < (ssize_t) image->rows; y++)
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{
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flif_image_read_row_RGBA16(flifimage,y,pixels,length);
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p=pixels;
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q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
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if (q == (Quantum *) NULL)
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break;
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for (x=0; x < (ssize_t) image->columns; x++)
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{
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SetPixelRed(image,ScaleShortToQuantum(*p++),q);
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SetPixelGreen(image,ScaleShortToQuantum(*p++),q);
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SetPixelBlue(image,ScaleShortToQuantum(*p++),q);
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SetPixelAlpha(image,ScaleShortToQuantum(*p++),q);
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q+=GetPixelChannels(image);
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}
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if (SyncAuthenticPixels(image,exception) == MagickFalse)
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break;
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status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
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image->rows);
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if (status == MagickFalse)
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break;
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}
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}
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flif_destroy_decoder(flifdec);
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pixels=(unsigned short *) RelinquishMagickMemory(pixels);
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return(image);
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}
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#endif
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% I s F L I F %
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% %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% IsFLIF() returns MagickTrue if the image format type, identified by the
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% magick string, is FLIF.
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%
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% The format of the IsFLIF method is:
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%
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% MagickBooleanType IsFLIF(const unsigned char *magick,
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% const size_t length)
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%
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% A description of each parameter follows:
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%
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% o magick: compare image format pattern against these bytes.
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%
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% o length: Specifies the length of the magick string.
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%
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*/
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static MagickBooleanType IsFLIF(const unsigned char *magick,
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const size_t length)
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{
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if (length < 4)
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return(MagickFalse);
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if (LocaleNCompare((char *) magick,"FLIF",4) == 0)
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return(MagickTrue);
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return(MagickFalse);
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}
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% R e g i s t e r F L I F I m a g e %
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% %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% RegisterFLIFImage() adds attributes for the FLIF image format to
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% the list of supported formats. The attributes include the image format
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% tag, a method to read and/or write the format, whether the format
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% supports the saving of more than one frame to the same file or blob,
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% whether the format supports native in-memory I/O, and a brief
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% description of the format.
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%
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% The format of the RegisterFLIFImage method is:
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%
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% size_t RegisterFLIFImage(void)
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%
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*/
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ModuleExport size_t RegisterFLIFImage(void)
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{
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char
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version[MagickPathExtent];
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MagickInfo
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*entry;
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*version='\0';
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entry=AcquireMagickInfo("FLIF","FLIF","Free Lossless Image Format");
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#if defined(MAGICKCORE_FLIF_DELEGATE)
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entry->decoder=(DecodeImageHandler *) ReadFLIFImage;
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entry->encoder=(EncodeImageHandler *) WriteFLIFImage;
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(void) FormatLocaleString(version,MagickPathExtent,"libflif %d.%d.%d [%04X]",
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(FLIF_VERSION >> 16) & 0xff,
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(FLIF_VERSION >> 8) & 0xff,
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(FLIF_VERSION >> 0) & 0xff,FLIF_ABI_VERSION);
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#endif
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entry->mime_type=ConstantString("image/flif");
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entry->magick=(IsImageFormatHandler *) IsFLIF;
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if (*version != '\0')
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entry->version=ConstantString(version);
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(void) RegisterMagickInfo(entry);
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return(MagickImageCoderSignature);
|
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}
|
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
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% %
|
||||
% %
|
||||
% %
|
||||
% U n r e g i s t e r F L I F I m a g e %
|
||||
% %
|
||||
% %
|
||||
% %
|
||||
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
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%
|
||||
% UnregisterFLIFImage() removes format registrations made by the FLIF module
|
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% from the list of supported formats.
|
||||
%
|
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% The format of the UnregisterFLIFImage method is:
|
||||
%
|
||||
% UnregisterFLIFImage(void)
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%
|
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*/
|
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ModuleExport void UnregisterFLIFImage(void)
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{
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(void) UnregisterMagickInfo("FLIF");
|
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}
|
||||
|
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#if defined(MAGICKCORE_FLIF_DELEGATE)
|
||||
/*
|
||||
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
||||
% %
|
||||
% %
|
||||
% %
|
||||
% W r i t e F L I F I m a g e %
|
||||
% %
|
||||
% %
|
||||
% %
|
||||
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
||||
%
|
||||
% WriteFLIFImage() writes an image in the FLIF image format.
|
||||
%
|
||||
% The format of the WriteFLIFImage method is:
|
||||
%
|
||||
% MagickBooleanType WriteFLIFImage(const ImageInfo *image_info,
|
||||
% Image *image)
|
||||
%
|
||||
% A description of each parameter follows.
|
||||
%
|
||||
% o image_info: the image info.
|
||||
%
|
||||
% o image: The image.
|
||||
%
|
||||
*/
|
||||
static MagickBooleanType WriteFLIFImage(const ImageInfo *image_info,
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Image *image, ExceptionInfo *exception)
|
||||
{
|
||||
FLIF_ENCODER
|
||||
*flifenc;
|
||||
|
||||
FLIF_IMAGE
|
||||
*flifimage;
|
||||
|
||||
int
|
||||
flif_status;
|
||||
|
||||
MagickBooleanType
|
||||
status;
|
||||
|
||||
MagickOffsetType
|
||||
scene;
|
||||
|
||||
register const Quantum
|
||||
*magick_restrict p;
|
||||
|
||||
register ssize_t
|
||||
x;
|
||||
|
||||
register unsigned char
|
||||
*magick_restrict qc;
|
||||
|
||||
register unsigned short
|
||||
*magick_restrict qs;
|
||||
|
||||
size_t
|
||||
columns,
|
||||
length,
|
||||
rows;
|
||||
|
||||
ssize_t
|
||||
y;
|
||||
|
||||
void
|
||||
*buffer;
|
||||
|
||||
void
|
||||
*pixels;
|
||||
|
||||
assert(image_info != (const ImageInfo *) NULL);
|
||||
assert(image_info->signature == MagickCoreSignature);
|
||||
assert(image != (Image *) NULL);
|
||||
assert(image->signature == MagickCoreSignature);
|
||||
if (image->debug != MagickFalse)
|
||||
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
|
||||
if ((image->columns > 0xFFFF) || (image->rows > 0xFFFF))
|
||||
ThrowWriterException(ImageError,"WidthOrHeightExceedsLimit");
|
||||
status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception);
|
||||
if (status == MagickFalse)
|
||||
return(status);
|
||||
flifenc=flif_create_encoder();
|
||||
if (image_info->quality != UndefinedCompressionQuality)
|
||||
flif_encoder_set_lossy(flifenc,3*(100-image_info->quality));
|
||||
|
||||
/* relatively fast encoding */
|
||||
flif_encoder_set_learn_repeat(flifenc,1);
|
||||
flif_encoder_set_split_threshold(flifenc,5461*8*5);
|
||||
|
||||
columns=image->columns;
|
||||
rows=image->rows;
|
||||
|
||||
/* Convert image to FLIFIMAGE */
|
||||
if (image->depth > 8)
|
||||
{
|
||||
flifimage=flif_create_image_HDR(image->columns,image->rows);
|
||||
length=sizeof(unsigned short)*4*image->columns;
|
||||
}
|
||||
else
|
||||
{
|
||||
flifimage=flif_create_image(image->columns,image->rows);
|
||||
length=sizeof(unsigned char)*4*image->columns;
|
||||
}
|
||||
if (flifimage == (FLIF_IMAGE *) NULL)
|
||||
{
|
||||
flif_destroy_encoder(flifenc);
|
||||
ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
|
||||
}
|
||||
pixels=AcquireMagickMemory(length);
|
||||
if (pixels == (void *) NULL)
|
||||
{
|
||||
flif_destroy_image(flifimage);
|
||||
flif_destroy_encoder(flifenc);
|
||||
ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
|
||||
}
|
||||
scene=0;
|
||||
|
||||
do
|
||||
{
|
||||
for (y=0; y < (ssize_t) image->rows; y++)
|
||||
{
|
||||
p=GetVirtualPixels(image,0,y,image->columns,1,exception);
|
||||
if (p == (Quantum *) NULL)
|
||||
break;
|
||||
|
||||
if (image->depth > 8)
|
||||
{
|
||||
qs=(unsigned short *) pixels;
|
||||
for (x=0; x < (ssize_t) image->columns; x++)
|
||||
{
|
||||
*qs++=ScaleQuantumToShort(GetPixelRed(image,p));
|
||||
*qs++=ScaleQuantumToShort(GetPixelGreen(image,p));
|
||||
*qs++=ScaleQuantumToShort(GetPixelBlue(image,p));
|
||||
if (image->alpha_trait != UndefinedPixelTrait)
|
||||
*qs++=ScaleQuantumToShort(GetPixelAlpha(image,p));
|
||||
else
|
||||
*qs++=0xFFFF;
|
||||
p+=GetPixelChannels(image);
|
||||
}
|
||||
flif_image_write_row_RGBA16(flifimage,y,pixels,length);
|
||||
}
|
||||
else
|
||||
{
|
||||
qc=pixels;
|
||||
for (x=0; x < (ssize_t) image->columns; x++)
|
||||
{
|
||||
*qc++=ScaleQuantumToChar(GetPixelRed(image,p));
|
||||
*qc++=ScaleQuantumToChar(GetPixelGreen(image,p));
|
||||
*qc++=ScaleQuantumToChar(GetPixelBlue(image,p));
|
||||
if (image->alpha_trait != UndefinedPixelTrait)
|
||||
*qc++=ScaleQuantumToChar(GetPixelAlpha(image,p));
|
||||
else
|
||||
*qc++=0xFF;
|
||||
p+=GetPixelChannels(image);
|
||||
}
|
||||
flif_image_write_row_RGBA8(flifimage,y,pixels,length);
|
||||
}
|
||||
}
|
||||
flif_image_set_frame_delay(flifimage,image->delay*100/
|
||||
image->ticks_per_second);
|
||||
flif_encoder_add_image(flifenc,flifimage);
|
||||
if (GetNextImageInList(image) == (Image *) NULL)
|
||||
break;
|
||||
image=SyncNextImageInList(image);
|
||||
if ((columns != image->columns) || (rows != image->rows))
|
||||
{
|
||||
flif_destroy_image(flifimage);
|
||||
flif_destroy_encoder(flifenc);
|
||||
pixels=RelinquishMagickMemory(pixels);
|
||||
ThrowWriterException(ImageError,"FramesNotSameDimensions");
|
||||
}
|
||||
scene++;
|
||||
status=SetImageProgress(image,SaveImagesTag,scene,GetImageListLength(
|
||||
image));
|
||||
if (status == MagickFalse)
|
||||
break;
|
||||
} while (image_info->adjoin != MagickFalse);
|
||||
|
||||
flif_destroy_image(flifimage);
|
||||
pixels=RelinquishMagickMemory(pixels);
|
||||
flif_status=flif_encoder_encode_memory(flifenc,&buffer,&length);
|
||||
if (flif_status)
|
||||
WriteBlob(image,length,buffer);
|
||||
CloseBlob(image);
|
||||
flif_destroy_encoder(flifenc);
|
||||
buffer=RelinquishMagickMemory(buffer);
|
||||
return(flif_status == 0 ? MagickFalse : MagickTrue);
|
||||
}
|
||||
#endif
|
||||
Reference in New Issue
Block a user