forked from openkylin/imagemagick
255 lines
11 KiB
C
255 lines
11 KiB
C
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% M M OOO N N IIIII TTTTT OOO RRRR %
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% MM MM O O NN N I T O O R R %
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% M M M O O N N N I T O O RRRR %
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% M M O O N NN I T O O R R %
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% M M OOO N N IIIII T OOO R R %
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% %
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% %
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% MagickCore Progress Monitor Methods %
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% %
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% Software Design %
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% Cristy %
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% December 1995 %
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% %
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% %
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% Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization %
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% dedicated to making software imaging solutions freely available. %
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% %
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% You may not use this file except in compliance with the License. You may %
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% obtain a copy of the License at %
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% %
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% https://imagemagick.org/script/license.php %
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% %
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% Unless required by applicable law or agreed to in writing, software %
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% distributed under the License is distributed on an "AS IS" BASIS, %
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% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
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% See the License for the specific language governing permissions and %
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% limitations under the License. %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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%
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*/
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/*
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Include declarations.
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*/
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#include "magick/studio.h"
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#include "magick/image.h"
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#include "magick/log.h"
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#include "magick/monitor.h"
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#include "magick/monitor-private.h"
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/*
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Static declarations.
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*/
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static SemaphoreInfo
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*monitor_semaphore = (SemaphoreInfo *) NULL;
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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+ M o n i t o r C o m p o n e n t G e n e s i s %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% MonitorComponentGenesis() instantiates the monitor component.
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%
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% The format of the MonitorComponentGenesis method is:
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%
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% MagickBooleanMonitor MonitorComponentGenesis(void)
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%
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*/
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MagickPrivate MagickBooleanType MonitorComponentGenesis(void)
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{
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if (monitor_semaphore == (SemaphoreInfo *) NULL)
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ActivateSemaphoreInfo(&monitor_semaphore);
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return(MagickTrue);
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}
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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+ M o n i t o r C o m p o n e n t T e r m i n u s %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% MonitorComponentTerminus() destroy monitor component.
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%
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% The format of the MonitorComponentTerminus method is:
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%
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% void MonitorComponentTerminus(void)
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%
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*/
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MagickPrivate void MonitorComponentTerminus(void)
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{
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if (monitor_semaphore == (SemaphoreInfo *) NULL)
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ActivateSemaphoreInfo(&monitor_semaphore);
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LockSemaphoreInfo(monitor_semaphore);
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UnlockSemaphoreInfo(monitor_semaphore);
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DestroySemaphoreInfo(&monitor_semaphore);
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}
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% S e t I m a g e P r o g r e s s %
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% %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% SetImageProgress() returns the progress of an image processing operation.
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%
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% The format of the SetImageProgress method is:
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%
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% MagickBooleanType SetImageProgress(const char *text,
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% const MagickOffsetType offset,const MagickSizeType extent)
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%
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% A description of each parameter follows:
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%
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% o image: the image.
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%
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% o text: description of the image processing operation.
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%
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% o offset: the offset relative to the extent parameter.
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%
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% o extent: the extent of the progress.
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%
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*/
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MagickExport MagickBooleanType SetImageProgress(const Image *image,
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const char *tag,const MagickOffsetType offset,const MagickSizeType extent)
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{
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char
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message[MagickPathExtent];
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MagickBooleanType
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status;
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if (image->progress_monitor == (MagickProgressMonitor) NULL)
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return(MagickTrue);
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(void) FormatLocaleString(message,MagickPathExtent,"%s/%s",tag,
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image->filename);
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if (monitor_semaphore == (SemaphoreInfo *) NULL)
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ActivateSemaphoreInfo(&monitor_semaphore);
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LockSemaphoreInfo(monitor_semaphore);
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status=image->progress_monitor(message,offset,extent,image->client_data);
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UnlockSemaphoreInfo(monitor_semaphore);
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return(status);
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}
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% S e t I m a g e P r o g r e s s M o n i t o r %
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% %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% SetImageProgressMonitor() sets the image progress monitor to the specified
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% method and returns the previous progress monitor if any. The progress
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% monitor method looks like this:
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%
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% MagickBooleanType MagickProgressMonitor(const char *text,
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% const MagickOffsetType offset,const MagickSizeType extent,
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% void *client_data)
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%
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% If the progress monitor returns MagickFalse, the current operation is
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% interrupted.
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%
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% The format of the SetImageProgressMonitor method is:
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%
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% MagickProgressMonitor SetImageProgressMonitor(Image *image,
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% const MagickProgressMonitor progress_monitor,void *client_data)
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%
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% A description of each parameter follows:
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%
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% o image: the image.
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%
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% o progress_monitor: Specifies a pointer to a method to monitor progress of
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% an image operation.
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%
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% o client_data: Specifies a pointer to any client data.
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%
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*/
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MagickExport MagickProgressMonitor SetImageProgressMonitor(Image *image,
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const MagickProgressMonitor progress_monitor,void *client_data)
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{
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MagickProgressMonitor
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previous_monitor;
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previous_monitor=image->progress_monitor;
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image->progress_monitor=progress_monitor;
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image->client_data=client_data;
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return(previous_monitor);
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}
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% 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 %
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% %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% SetImageInfoProgressMonitor() sets the image_info progress monitor to the
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% specified method and returns the previous progress monitor if any. The
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% progress monitor method looks like this:
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%
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% MagickBooleanType MagickProgressMonitor(const char *text,
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% const MagickOffsetType offset,const MagickSizeType extent,
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% void *client_data)
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%
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% If the progress monitor returns MagickFalse, the current operation is
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% interrupted.
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%
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% The format of the SetImageInfoProgressMonitor method is:
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%
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% MagickProgressMonitor SetImageInfoProgressMonitor(ImageInfo *image_info,
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% const MagickProgressMonitor progress_monitor,void *client_data)
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%
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% A description of each parameter follows:
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%
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% o image_info: the image info.
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%
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% o progress_monitor: Specifies a pointer to a method to monitor progress of
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% an image operation.
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%
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% o client_data: Specifies a pointer to any client data.
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%
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*/
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MagickExport MagickProgressMonitor SetImageInfoProgressMonitor(
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ImageInfo *image_info,const MagickProgressMonitor progress_monitor,
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void *client_data)
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{
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MagickProgressMonitor
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previous_monitor;
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previous_monitor=image_info->progress_monitor;
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image_info->progress_monitor=progress_monitor;
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image_info->client_data=client_data;
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return(previous_monitor);
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}
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