MagickCore  7.1.0
Convert, Edit, Or Compose Bitmap Images
compress.h
1 /*
2  Copyright @ 1999 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 compression/decompression methods.
17 */
18 #ifndef MAGICKCORE_COMPRESS_H
19 #define MAGICKCORE_COMPRESS_H
20 
21 #if defined(__cplusplus) || defined(c_plusplus)
22 extern "C" {
23 #endif
24 
25 typedef enum
26 {
27  UndefinedCompression,
28  B44ACompression,
29  B44Compression,
30  BZipCompression,
31  DXT1Compression,
32  DXT3Compression,
33  DXT5Compression,
34  FaxCompression,
35  Group4Compression,
36  JBIG1Compression, /* ISO/IEC std 11544 / ITU-T rec T.82 */
37  JBIG2Compression, /* ISO/IEC std 14492 / ITU-T rec T.88 */
38  JPEG2000Compression, /* ISO/IEC std 15444-1 */
39  JPEGCompression,
40  LosslessJPEGCompression,
41  LZMACompression, /* Lempel-Ziv-Markov chain algorithm */
42  LZWCompression,
43  NoCompression,
44  PizCompression,
45  Pxr24Compression,
46  RLECompression,
47  ZipCompression,
48  ZipSCompression,
49  ZstdCompression,
50  WebPCompression,
51  DWAACompression,
52  DWABCompression,
53  BC7Compression
54 } CompressionType;
55 
56 typedef struct _Ascii85Info
58 
59 extern MagickExport MagickBooleanType
60  HuffmanDecodeImage(Image *,ExceptionInfo *),
61  HuffmanEncodeImage(const ImageInfo *,Image *,Image *,ExceptionInfo *),
62  LZWEncodeImage(Image *,const size_t,unsigned char *magick_restrict,
63  ExceptionInfo *),
64  PackbitsEncodeImage(Image *,const size_t,unsigned char *magick_restrict,
65  ExceptionInfo *),
66  ZLIBEncodeImage(Image *,const size_t,unsigned char *magick_restrict,
67  ExceptionInfo *);
68 
69 extern MagickExport void
70  Ascii85Encode(Image *,const unsigned char),
71  Ascii85Flush(Image *),
72  Ascii85Initialize(Image *);
73 
74 #if defined(__cplusplus) || defined(c_plusplus)
75 }
76 #endif
77 
78 #endif
Definition: image.h:152