MagickCore  6.9.12-67
Convert, Edit, Or Compose Bitmap Images
 All Data Structures
blob.h
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 Binary Large OBjects methods.
17 */
18 #ifndef MAGICKCORE_BLOB_H
19 #define MAGICKCORE_BLOB_H
20 
21 #include "magick/image.h"
22 #include "magick/stream.h"
23 
24 #if defined(__cplusplus) || defined(c_plusplus)
25 extern "C" {
26 #endif
27 
28 #define MagickMaxBufferExtent 81920
29 #define MagickMinBufferExtent 16384
30 
31 typedef enum
32 {
33  ReadMode,
34  WriteMode,
35  IOMode,
36  PersistMode
37 } MapMode;
38 
39 extern MagickExport FILE
40  *GetBlobFileHandle(const Image *) magick_attribute((__pure__));
41 
42 extern MagickExport Image
43  *BlobToImage(const ImageInfo *,const void *,const size_t,ExceptionInfo *),
44  *PingBlob(const ImageInfo *,const void *,const size_t,ExceptionInfo *);
45 
46 extern MagickExport MagickBooleanType
47  BlobToFile(char *,const void *,const size_t,ExceptionInfo *),
48  FileToImage(Image *,const char *),
49  GetBlobError(const Image *) magick_attribute((__pure__)),
50  ImageToFile(Image *,char *,ExceptionInfo *),
51  InjectImageBlob(const ImageInfo *,Image *,Image *,const char *,
52  ExceptionInfo *),
53  IsBlobExempt(const Image *) magick_attribute((__pure__)),
54  IsBlobSeekable(const Image *) magick_attribute((__pure__)),
55  IsBlobTemporary(const Image *) magick_attribute((__pure__));
56 
57 extern MagickExport MagickSizeType
58  GetBlobSize(const Image *);
59 
60 extern MagickExport StreamHandler
61  GetBlobStreamHandler(const Image *) magick_attribute((__pure__));
62 
63 extern MagickExport unsigned char
64  *FileToBlob(const char *,const size_t,size_t *,ExceptionInfo *),
65  *GetBlobStreamData(const Image *) magick_attribute((__pure__)),
66  *ImageToBlob(const ImageInfo *,Image *,size_t *,ExceptionInfo *),
67  *ImagesToBlob(const ImageInfo *,Image *,size_t *,ExceptionInfo *);
68 
69 extern MagickExport void
70  DestroyBlob(Image *),
71  DuplicateBlob(Image *,const Image *),
72  SetBlobExempt(Image *,const MagickBooleanType);
73 
74 #if defined(__cplusplus) || defined(c_plusplus)
75 }
76 #endif
77 
78 #endif
Definition: image.h:152