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server: avoid creating a stream from traces more than once for the same drawable

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could have caused ASSERT(!drawable->stream) in red_create_stream
This commit is contained in:
Yonit Halperin 2010-09-01 12:10:35 +03:00 committed by Alexander Larsson
parent 0c6d654c2f
commit 039700a90f
1 changed files with 10 additions and 5 deletions
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15
server/red_worker.c
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@ -2732,7 +2732,8 @@ static inline int red_is_stream_start(Drawable *drawable)
(RED_STREAM_GRADUAL_FRAMES_START_CONDITION * drawable->frames_count)));
}
static void red_stream_add_frame(RedWorker* worker, Drawable *frame_drawable,
// returns whether a stream was created
static int red_stream_add_frame(RedWorker* worker, Drawable *frame_drawable,
int frames_count,
int gradual_frames_count,
int last_gradual_frame)
@ -2757,7 +2758,9 @@ static void red_stream_add_frame(RedWorker* worker, Drawable *frame_drawable,
if (red_is_stream_start(frame_drawable)) {
red_create_stream(worker, frame_drawable);
return TRUE;
}
return FALSE;
}
static inline void red_stream_maintenance(RedWorker *worker, Drawable *candidate, Drawable *prev)
@ -2890,10 +2893,12 @@ static inline void red_use_stream_trace(RedWorker *worker, Drawable *drawable)
for (; trace < trace_end; trace++) {
if (__red_is_next_stream_frame(worker, drawable, trace->width, trace->height,
&trace->dest_area, trace->time, NULL)) {
red_stream_add_frame(worker, drawable,
trace->frames_count,
trace->gradual_frames_count,
trace->last_gradual_frame);
if (red_stream_add_frame(worker, drawable,
trace->frames_count,
trace->gradual_frames_count,
trace->last_gradual_frame)) {
return;
}
}
}
}