0287136ff7
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de> Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
93 lines
3.3 KiB
Diff
93 lines
3.3 KiB
Diff
From 1ddcf2e4f28029a888cadef2e757509ef5047ad8 Mon Sep 17 00:00:00 2001
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From: Cristy <urban-warrior@imagemagick.org>
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Date: Mon, 8 Jul 2019 06:14:34 -0400
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Subject: [PATCH] https://github.com/ImageMagick/ImageMagick/issues/1629
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Downloaded from upstream commit
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https://github.com/ImageMagick/ImageMagick/commit/1ddcf2e4f28029a888cadef2e757509ef5047ad8
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Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
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---
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MagickCore/layer.c | 56 ++++++++++++++++++++++++----------------------
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1 file changed, 29 insertions(+), 27 deletions(-)
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diff --git a/MagickCore/layer.c b/MagickCore/layer.c
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index b520e9247d..48632885ae 100644
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--- a/MagickCore/layer.c
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+++ b/MagickCore/layer.c
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@@ -1584,45 +1584,47 @@ MagickExport void OptimizeImageTransparency(const Image *image,
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% o exception: return any errors or warnings in this structure.
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%
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*/
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-MagickExport void RemoveDuplicateLayers(Image **images,
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- ExceptionInfo *exception)
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+MagickExport void RemoveDuplicateLayers(Image **images,ExceptionInfo *exception)
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{
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- register Image
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- *curr,
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- *next;
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-
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RectangleInfo
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bounds;
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+ register Image
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+ *image,
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+ *next;
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+
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assert((*images) != (const Image *) NULL);
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assert((*images)->signature == MagickCoreSignature);
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if ((*images)->debug != MagickFalse)
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- (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",(*images)->filename);
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+ (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
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+ (*images)->filename);
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assert(exception != (ExceptionInfo *) NULL);
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assert(exception->signature == MagickCoreSignature);
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-
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- curr=GetFirstImageInList(*images);
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- for (; (next=GetNextImageInList(curr)) != (Image *) NULL; curr=next)
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+ image=GetFirstImageInList(*images);
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+ for ( ; (next=GetNextImageInList(image)) != (Image *) NULL; image=next)
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{
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- if ( curr->columns != next->columns || curr->rows != next->rows
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- || curr->page.x != next->page.x || curr->page.y != next->page.y )
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+ if ((image->columns != next->columns) || (image->rows != next->rows) ||
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+ (image->page.x != next->page.x) || (image->page.y != next->page.y))
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continue;
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- bounds=CompareImagesBounds(curr,next,CompareAnyLayer,exception);
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- if ( bounds.x < 0 ) {
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- /*
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- the two images are the same, merge time delays and delete one.
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- */
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- size_t time;
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- time = curr->delay*1000/curr->ticks_per_second;
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- time += next->delay*1000/next->ticks_per_second;
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- next->ticks_per_second = 100L;
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- next->delay = time*curr->ticks_per_second/1000;
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- next->iterations = curr->iterations;
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- *images = curr;
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- (void) DeleteImageFromList(images);
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- }
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+ bounds=CompareImagesBounds(image,next,CompareAnyLayer,exception);
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+ if (bounds.x < 0)
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+ {
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+ /*
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+ Two images are the same, merge time delays and delete one.
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+ */
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+ size_t
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+ time;
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+
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+ time=1000*image->delay*PerceptibleReciprocal(image->ticks_per_second);
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+ time+=1000*next->delay*PerceptibleReciprocal(next->ticks_per_second);
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+ next->ticks_per_second=100L;
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+ next->delay=time*image->ticks_per_second/1000;
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+ next->iterations=image->iterations;
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+ *images=image;
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+ (void) DeleteImageFromList(images);
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+ }
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}
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- *images = GetFirstImageInList(*images);
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+ *images=GetFirstImageInList(*images);
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}
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/*
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