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vp9: reset loopfilter mode/ref deltas on keyframe.

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This commit is contained in:
Ronald S. Bultje 2015-05-15 11:42:39 -04:00
parent 88126916c8
commit c81677e9b7
1 changed files with 9 additions and 0 deletions
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9
libavcodec/vp9.c
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@ -698,6 +698,15 @@ static int decode_frame_header(AVCodecContext *ctx,
s->framectxid = c = get_bits(&s->gb, 2); s->framectxid = c = get_bits(&s->gb, 2);
/* loopfilter header data */ /* loopfilter header data */
if (s->keyframe || s->errorres || s->intraonly) {
// reset loopfilter defaults
s->lf_delta.ref[0] = 1;
s->lf_delta.ref[1] = 0;
s->lf_delta.ref[2] = -1;
s->lf_delta.ref[3] = -1;
s->lf_delta.mode[0] = 0;
s->lf_delta.mode[1] = 0;
}
s->filter.level = get_bits(&s->gb, 6); s->filter.level = get_bits(&s->gb, 6);
sharp = get_bits(&s->gb, 3); sharp = get_bits(&s->gb, 3);
// if sharpness changed, reinit lim/mblim LUTs. if it didn't change, keep // if sharpness changed, reinit lim/mblim LUTs. if it didn't change, keep