1 /*
2   Copyright 1999-2021 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.  You may
6   obtain a copy of the License at
7 
8     https://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 #if defined(__cplusplus) || defined(c_plusplus)
22 extern "C" {
23 #endif
24 
25 typedef enum
26 {
27   UnrecognizedDispose,
28   UndefinedDispose = 0,
29   NoneDispose = 1,
30   BackgroundDispose = 2,
31   PreviousDispose = 3
32 } DisposeType;
33 
34 typedef enum
35 {
36   UndefinedLayer,
37   CoalesceLayer,
38   CompareAnyLayer,
39   CompareClearLayer,
40   CompareOverlayLayer,
41   DisposeLayer,
42   OptimizeLayer,
43   OptimizeImageLayer,
44   OptimizePlusLayer,
45   OptimizeTransLayer,
46   RemoveDupsLayer,
47   RemoveZeroLayer,
48   CompositeLayer,
49   MergeLayer,
50   FlattenLayer,
51   MosaicLayer,
52   TrimBoundsLayer
53 } ImageLayerMethod;
54 
55 extern MagickExport Image
56   *CoalesceImages(const Image *,ExceptionInfo *),
57   *DisposeImages(const Image *,ExceptionInfo *),
58   *CompareImageLayers(const Image *,const ImageLayerMethod,ExceptionInfo *),
59   *DeconstructImages(const Image *,ExceptionInfo *),
60   *MergeImageLayers(Image *,const ImageLayerMethod,ExceptionInfo *),
61   *OptimizeImageLayers(const Image *,ExceptionInfo *),
62   *OptimizePlusImageLayers(const Image *,ExceptionInfo *);
63 
64 extern MagickExport void
65   CompositeLayers(Image *,const CompositeOperator,Image *,const ssize_t,
66     const ssize_t,ExceptionInfo *),
67   OptimizeImageTransparency(const Image *,ExceptionInfo *),
68   RemoveDuplicateLayers(Image **,ExceptionInfo *),
69   RemoveZeroDelayLayers(Image **,ExceptionInfo *);
70 
71 #if defined(__cplusplus) || defined(c_plusplus)
72 }
73 #endif
74 
75 #endif
76