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avfilter/vf_waveform: reduce number of operations a little

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2015-09-03 14:21:52 +00:00
parent 5b658bcc8a
commit fda05554e3
1 changed files with 2 additions and 2 deletions
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4
libavfilter/vf_waveform.c
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@ -588,7 +588,7 @@ static void flat(WaveformContext *s, AVFrame *in, AVFrame *out,
if (mirror) {
d0_data += s->size - 1;
d1_data += s->size;
d1_data += s->size - 1;
}
for (y = 0; y < src_h; y++) {
@ -607,7 +607,7 @@ static void flat(WaveformContext *s, AVFrame *in, AVFrame *out,
for (p = c0 - c1; p < c0 + c1; p++) {
if (mirror)
target = d1_data - p - 1;
target = d1_data - p;
else
target = d1_data + p;