1 /*
2 Copyright 1999-2019 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 progress monitor methods.
17 */
18 #ifndef MAGICKCORE_MONITOR_H
19 #define MAGICKCORE_MONITOR_H
20
21 #if defined(__cplusplus) || defined(c_plusplus)
22 extern "C" {
23 #endif
24
25 typedef MagickBooleanType
26 (*MagickProgressMonitor)(const char *,const MagickOffsetType,
27 const MagickSizeType,void *);
28
29 MagickExport MagickBooleanType
30 SetImageProgress(const Image *,const char *,const MagickOffsetType,
31 const MagickSizeType);
32
33 MagickExport MagickProgressMonitor
34 SetImageProgressMonitor(Image *,const MagickProgressMonitor,void *),
35 SetImageInfoProgressMonitor(ImageInfo *,const MagickProgressMonitor,void *);
36
QuantumTick(const MagickOffsetType offset,const MagickSizeType span)37 static inline MagickBooleanType QuantumTick(const MagickOffsetType offset,
38 const MagickSizeType span)
39 {
40 if (span <= 100)
41 return(MagickTrue);
42 if (offset == (MagickOffsetType) (span-1))
43 return(MagickTrue);
44 if ((offset % (span/100)) == 0)
45 return(MagickTrue);
46 return(MagickFalse);
47 }
48
49 #if defined(__cplusplus) || defined(c_plusplus)
50 }
51 #endif
52
53 #endif
54