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lavfi/showwaves: fix check on showwaves->outpicref 

outpicref is not always in synch with showwaves->outpicref, which is
changed as a side effect of the call to functions.

Fix regression introduced in 5f634480d1,
+10l to me.
This commit is contained in:
Stefano Sabatini 2013-01-22 12:18:52 +01:00
parent 379d03b0c9
commit 5b10c5e7e4
1 changed files with 1 additions and 1 deletions
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2
libavfilter/avf_showwaves.c
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@ -193,7 +193,7 @@ static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *insamples)
/* draw data in the buffer */ /* draw data in the buffer */
for (i = 0; i < nb_samples; i++) { for (i = 0; i < nb_samples; i++) {
if (!outpicref) { if (!showwaves->outpicref) {
showwaves->outpicref = outpicref = showwaves->outpicref = outpicref =
ff_get_video_buffer(outlink, AV_PERM_WRITE|AV_PERM_ALIGN, ff_get_video_buffer(outlink, AV_PERM_WRITE|AV_PERM_ALIGN,
outlink->w, outlink->h); outlink->w, outlink->h);