1 /*
2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3 % %
4 % %
5 % %
6 % M M OOO N N IIIII TTTTT OOO RRRR %
7 % MM MM O O NN N I T O O R R %
8 % M M M O O N N N I T O O RRRR %
9 % M M O O N NN I T O O R R %
10 % M M OOO N N IIIII T OOO R R %
11 % %
12 % %
13 % MagickCore Progress Monitor Methods %
14 % %
15 % Software Design %
16 % Cristy %
17 % December 1995 %
18 % %
19 % %
20 % Copyright 1999-2019 ImageMagick Studio LLC, a non-profit organization %
21 % dedicated to making software imaging solutions freely available. %
22 % %
23 % You may not use this file except in compliance with the License. You may %
24 % obtain a copy of the License at %
25 % %
26 % https://imagemagick.org/script/license.php %
27 % %
28 % Unless required by applicable law or agreed to in writing, software %
29 % distributed under the License is distributed on an "AS IS" BASIS, %
30 % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
31 % See the License for the specific language governing permissions and %
32 % limitations under the License. %
33 % %
34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
35 %
36 %
37 %
38 */
39
40 /*
41 Include declarations.
42 */
43 #include "MagickCore/studio.h"
44 #include "MagickCore/image.h"
45 #include "MagickCore/log.h"
46 #include "MagickCore/monitor.h"
47 #include "MagickCore/monitor-private.h"
48
49 /*
50 Static declarations.
51 */
52 static SemaphoreInfo
53 *monitor_semaphore = (SemaphoreInfo *) NULL;
54
55 /*
56 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
57 % %
58 % %
59 % %
60 + M o n i t o r C o m p o n e n t G e n e s i s %
61 % %
62 % %
63 % %
64 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
65 %
66 % MonitorComponentGenesis() instantiates the monitor component.
67 %
68 % The format of the MonitorComponentGenesis method is:
69 %
70 % MagickBooleanMonitor MonitorComponentGenesis(void)
71 %
72 */
MonitorComponentGenesis(void)73 MagickPrivate MagickBooleanType MonitorComponentGenesis(void)
74 {
75 if (monitor_semaphore == (SemaphoreInfo *) NULL)
76 monitor_semaphore=AcquireSemaphoreInfo();
77 return(MagickTrue);
78 }
79
80 /*
81 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
82 % %
83 % %
84 % %
85 + M o n i t o r C o m p o n e n t T e r m i n u s %
86 % %
87 % %
88 % %
89 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
90 %
91 % MonitorComponentTerminus() destroy monitor component.
92 %
93 % The format of the MonitorComponentTerminus method is:
94 %
95 % void MonitorComponentTerminus(void)
96 %
97 */
MonitorComponentTerminus(void)98 MagickPrivate void MonitorComponentTerminus(void)
99 {
100 if (monitor_semaphore == (SemaphoreInfo *) NULL)
101 ActivateSemaphoreInfo(&monitor_semaphore);
102 LockSemaphoreInfo(monitor_semaphore);
103 UnlockSemaphoreInfo(monitor_semaphore);
104 RelinquishSemaphoreInfo(&monitor_semaphore);
105 }
106
107 /*
108 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
109 % %
110 % %
111 % %
112 % S e t I m a g e P r o g r e s s %
113 % %
114 % %
115 % %
116 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
117 %
118 % SetImageProgress() returns the progress of an image processing operation.
119 %
120 % The format of the SetImageProgress method is:
121 %
122 % MagickBooleanType SetImageProgress(const char *text,
123 % const MagickOffsetType offset,const MagickSizeType extent)
124 %
125 % A description of each parameter follows:
126 %
127 % o image: the image.
128 %
129 % o text: description of the image processing operation.
130 %
131 % o offset: the offset relative to the extent parameter.
132 %
133 % o extent: the extent of the progress.
134 %
135 */
SetImageProgress(const Image * image,const char * tag,const MagickOffsetType offset,const MagickSizeType extent)136 MagickExport MagickBooleanType SetImageProgress(const Image *image,
137 const char *tag,const MagickOffsetType offset,const MagickSizeType extent)
138 {
139 char
140 message[MagickPathExtent];
141
142 MagickBooleanType
143 status;
144
145 if (image->progress_monitor == (MagickProgressMonitor) NULL)
146 return(MagickTrue);
147 (void) FormatLocaleString(message,MagickPathExtent,"%s/%s",tag,
148 image->filename);
149 if (monitor_semaphore == (SemaphoreInfo *) NULL)
150 ActivateSemaphoreInfo(&monitor_semaphore);
151 LockSemaphoreInfo(monitor_semaphore);
152 status=image->progress_monitor(message,offset,extent,image->client_data);
153 UnlockSemaphoreInfo(monitor_semaphore);
154 return(status);
155 }
156
157 /*
158 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
159 % %
160 % %
161 % %
162 % S e t I m a g e P r o g r e s s M o n i t o r %
163 % %
164 % %
165 % %
166 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
167 %
168 % SetImageProgressMonitor() sets the image progress monitor to the specified
169 % method and returns the previous progress monitor if any. The progress
170 % monitor method looks like this:
171 %
172 % MagickBooleanType MagickProgressMonitor(const char *text,
173 % const MagickOffsetType offset,const MagickSizeType extent,
174 % void *client_data)
175 %
176 % If the progress monitor returns MagickFalse, the current operation is
177 % interrupted.
178 %
179 % The format of the SetImageProgressMonitor method is:
180 %
181 % MagickProgressMonitor SetImageProgressMonitor(Image *image,
182 % const MagickProgressMonitor progress_monitor,void *client_data)
183 %
184 % A description of each parameter follows:
185 %
186 % o image: the image.
187 %
188 % o progress_monitor: Specifies a pointer to a method to monitor progress of
189 % an image operation.
190 %
191 % o client_data: Specifies a pointer to any client data.
192 %
193 */
SetImageProgressMonitor(Image * image,const MagickProgressMonitor progress_monitor,void * client_data)194 MagickExport MagickProgressMonitor SetImageProgressMonitor(Image *image,
195 const MagickProgressMonitor progress_monitor,void *client_data)
196 {
197 MagickProgressMonitor
198 previous_monitor;
199
200 previous_monitor=image->progress_monitor;
201 image->progress_monitor=progress_monitor;
202 image->client_data=client_data;
203 return(previous_monitor);
204 }
205
206 /*
207 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
208 % %
209 % %
210 % %
211 % S e t I m a g e I n f o P r o g r e s s M o n i t o r %
212 % %
213 % %
214 % %
215 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
216 %
217 % SetImageInfoProgressMonitor() sets the image_info progress monitor to the
218 % specified method and returns the previous progress monitor if any. The
219 % progress monitor method looks like this:
220 %
221 % MagickBooleanType MagickProgressMonitor(const char *text,
222 % const MagickOffsetType offset,const MagickSizeType extent,
223 % void *client_data)
224 %
225 % If the progress monitor returns MagickFalse, the current operation is
226 % interrupted.
227 %
228 % The format of the SetImageInfoProgressMonitor method is:
229 %
230 % MagickProgressMonitor SetImageInfoProgressMonitor(ImageInfo *image_info,
231 % const MagickProgressMonitor progress_monitor,void *client_data)
232 %
233 % A description of each parameter follows:
234 %
235 % o image_info: the image info.
236 %
237 % o progress_monitor: Specifies a pointer to a method to monitor progress of
238 % an image operation.
239 %
240 % o client_data: Specifies a pointer to any client data.
241 %
242 */
SetImageInfoProgressMonitor(ImageInfo * image_info,const MagickProgressMonitor progress_monitor,void * client_data)243 MagickExport MagickProgressMonitor SetImageInfoProgressMonitor(
244 ImageInfo *image_info,const MagickProgressMonitor progress_monitor,
245 void *client_data)
246 {
247 MagickProgressMonitor
248 previous_monitor;
249
250 previous_monitor=image_info->progress_monitor;
251 image_info->progress_monitor=progress_monitor;
252 image_info->client_data=client_data;
253 return(previous_monitor);
254 }
255