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      1 /*
      2   Copyright 1999-2016 ImageMagick Studio LLC, a non-profit organization
      3   dedicated to making software imaging solutions freely available.
      4 
      5   You may not use this file except in compliance with the License.
      6   obtain a copy of the License at
      7 
      8     http://www.imagemagick.org/script/license.php
      9 
     10   Unless required by applicable law or agreed to in writing, software
     11   distributed under the License is distributed on an "AS IS" BASIS,
     12   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13   See the License for the specific language governing permissions and
     14   limitations under the License.
     15 
     16   MagickCore image layer methods.
     17 */
     18 #ifndef MAGICKCORE_LAYER_H
     19 #define MAGICKCORE_LAYER_H
     20 
     21 #include "MagickCore/composite.h"
     22 
     23 #if defined(__cplusplus) || defined(c_plusplus)
     24 extern "C" {
     25 #endif
     26 
     27 typedef enum
     28 {
     29   UnrecognizedDispose,
     30   UndefinedDispose = 0,
     31   NoneDispose = 1,
     32   BackgroundDispose = 2,
     33   PreviousDispose = 3
     34 } DisposeType;
     35 
     36 typedef enum
     37 {
     38   UndefinedLayer,
     39   CoalesceLayer,
     40   CompareAnyLayer,
     41   CompareClearLayer,
     42   CompareOverlayLayer,
     43   DisposeLayer,
     44   OptimizeLayer,
     45   OptimizeImageLayer,
     46   OptimizePlusLayer,
     47   OptimizeTransLayer,
     48   RemoveDupsLayer,
     49   RemoveZeroLayer,
     50   CompositeLayer,
     51   MergeLayer,
     52   FlattenLayer,
     53   MosaicLayer,
     54   TrimBoundsLayer
     55 } LayerMethod;
     56 
     57 extern MagickExport Image
     58   *CoalesceImages(const Image *,ExceptionInfo *),
     59   *DisposeImages(const Image *,ExceptionInfo *),
     60   *CompareImagesLayers(const Image *,const LayerMethod,ExceptionInfo *),
     61   *MergeImageLayers(Image *,const LayerMethod,ExceptionInfo *),
     62   *OptimizeImageLayers(const Image *,ExceptionInfo *),
     63   *OptimizePlusImageLayers(const Image *,ExceptionInfo *);
     64 
     65 extern MagickExport void
     66   CompositeLayers(Image *,const CompositeOperator,Image *,const ssize_t,
     67     const ssize_t,ExceptionInfo *),
     68   OptimizeImageTransparency(const Image *,ExceptionInfo *),
     69   RemoveDuplicateLayers(Image **,ExceptionInfo *),
     70   RemoveZeroDelayLayers(Image **,ExceptionInfo *);
     71 
     72 #if defined(__cplusplus) || defined(c_plusplus)
     73 }
     74 #endif
     75 
     76 #endif
     77