2 Copyright 1999-2011 ImageMagick Studio LLC, a non-profit organization
3 dedicated to making software imaging solutions freely available.
5 You may not use this file except in compliance with the License.
6 obtain a copy of the License at
8 http://www.imagemagick.org/script/license.php
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.
16 MagickCore Binary Large OBjects methods.
18 #ifndef _MAGICKCORE_BLOB_H
19 #define _MAGICKCORE_BLOB_H
21 #if defined(__cplusplus) || defined(c_plusplus)
25 #include "MagickCore/image.h"
26 #include "MagickCore/stream.h"
28 #define MagickMaxBufferExtent (32*8192)
49 *(*BlobFifo)(const Image *,const void *,const size_t);
51 extern MagickExport BlobInfo
52 *CloneBlobInfo(const BlobInfo *),
53 *ReferenceBlob(BlobInfo *);
55 extern MagickExport char
56 *ReadBlobString(Image *,char *);
58 extern MagickExport double
59 ReadBlobDouble(Image *);
61 extern MagickExport FILE
62 *GetBlobFileHandle(const Image *);
64 extern MagickExport float
65 ReadBlobFloat(Image *);
67 extern MagickExport Image
68 *BlobToImage(const ImageInfo *,const void *,const size_t,ExceptionInfo *),
69 *PingBlob(const ImageInfo *,const void *,const size_t,ExceptionInfo *);
71 extern MagickExport int
72 EOFBlob(const Image *),
73 ReadBlobByte(Image *);
75 extern MagickExport MagickBooleanType
76 BlobToFile(char *,const void *,const size_t,ExceptionInfo *),
78 DiscardBlobBytes(Image *,const MagickSizeType),
79 FileToImage(Image *,const char *),
80 ImageToFile(Image *,char *,ExceptionInfo *),
81 InjectImageBlob(const ImageInfo *,Image *,Image *,const char *,
83 OpenBlob(const ImageInfo *,Image *,const BlobMode,ExceptionInfo *),
84 UnmapBlob(void *,const size_t);
86 extern MagickExport MagickOffsetType
87 SeekBlob(Image *,const MagickOffsetType,const int),
88 TellBlob(const Image *);
90 extern MagickExport MagickSizeType
91 GetBlobSize(const Image *),
92 ReadBlobLongLong(Image *),
93 ReadBlobMSBLongLong(Image *);
95 extern MagickExport ssize_t
96 ReadBlob(Image *,const size_t,unsigned char *),
97 WriteBlob(Image *,const size_t,const unsigned char *),
98 WriteBlobByte(Image *,const unsigned char),
99 WriteBlobFloat(Image *,const float),
100 WriteBlobLong(Image *,const unsigned int),
101 WriteBlobShort(Image *,const unsigned short),
102 WriteBlobLSBLong(Image *,const unsigned int),
103 WriteBlobLSBShort(Image *,const unsigned short),
104 WriteBlobMSBLong(Image *,const unsigned int),
105 WriteBlobMSBLongLong(Image *,const MagickSizeType),
106 WriteBlobMSBShort(Image *,const unsigned short),
107 WriteBlobString(Image *,const char *);
109 extern MagickExport unsigned char
110 *DetachBlob(BlobInfo *),
111 *FileToBlob(const char *,const size_t,size_t *,ExceptionInfo *),
112 *GetBlobStreamData(const Image *),
113 *ImageToBlob(const ImageInfo *,Image *,size_t *,ExceptionInfo *),
114 *ImagesToBlob(const ImageInfo *,Image *,size_t *,ExceptionInfo *),
115 *MapBlob(int,const MapMode,const MagickOffsetType,const size_t);
117 extern MagickExport unsigned int
118 ReadBlobLong(Image *),
119 ReadBlobLSBLong(Image *),
120 ReadBlobMSBLong(Image *);
122 extern MagickExport unsigned short
123 ReadBlobShort(Image *),
124 ReadBlobLSBShort(Image *),
125 ReadBlobMSBShort(Image *);
127 extern MagickExport void
128 AttachBlob(BlobInfo *,const void *,const size_t),
129 DestroyBlob(Image *),
130 DuplicateBlob(Image *,const Image *),
131 MSBOrderLong(unsigned char *,const size_t),
132 MSBOrderShort(unsigned char *,const size_t);
134 #if defined(__cplusplus) || defined(c_plusplus)