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vp9: permanently delete segmentation refmap on any size change.

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This commit is contained in:
Ronald S. Bultje 2015-09-09 12:42:24 -04:00
parent 35b7bd2558
commit 4bb9dbe4d7
1 changed files with 7 additions and 12 deletions
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19
libavcodec/vp9.c
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@ -153,7 +153,6 @@ typedef struct VP9Context {
uint8_t temporal;
uint8_t absolute_vals;
uint8_t update_map;
uint8_t ignore_refmap;
struct {
uint8_t q_enabled;
uint8_t lf_enabled;
@ -743,7 +742,6 @@ static int decode_frame_header(AVCodecContext *ctx,
ctx->properties |= FF_CODEC_PROPERTY_LOSSLESS;
/* segmentation header info */
s->segmentation.ignore_refmap = 0;
if ((s->segmentation.enabled = get_bits1(&s->gb))) {
if ((s->segmentation.update_map = get_bits1(&s->gb))) {
for (i = 0; i < 7; i++)
@ -755,15 +753,6 @@ static int decode_frame_header(AVCodecContext *ctx,
get_bits(&s->gb, 8) : 255;
}
}
if ((!s->segmentation.update_map || s->segmentation.temporal) &&
(w != s->frames[CUR_FRAME].tf.f->width ||
h != s->frames[CUR_FRAME].tf.f->height)) {
av_log(ctx, AV_LOG_WARNING,
"Reference segmap (temp=%d,update=%d) enabled on size-change!\n",
s->segmentation.temporal, s->segmentation.update_map);
s->segmentation.ignore_refmap = 1;
//return AVERROR_INVALIDDATA;
}
if (get_bits1(&s->gb)) {
s->segmentation.absolute_vals = get_bits1(&s->gb);
@ -1490,7 +1479,7 @@ static void decode_mode(AVCodecContext *ctx)
vp56_rac_get_prob_branchy(&s->c,
s->prob.segpred[s->above_segpred_ctx[col] +
s->left_segpred_ctx[row7]]))) {
if (!s->errorres && !s->segmentation.ignore_refmap) {
if (!s->errorres && s->frames[REF_FRAME_SEGMAP].segmentation_map) {
int pred = 8, x;
uint8_t *refsegmap = s->frames[REF_FRAME_SEGMAP].segmentation_map;
@ -4064,6 +4053,12 @@ static int vp9_decode_frame(AVCodecContext *ctx, void *frame,
ls_y = f->linesize[0];
ls_uv =f->linesize[1];
if (s->frames[REF_FRAME_SEGMAP].tf.f->data[0] &&
(s->frames[REF_FRAME_MVPAIR].tf.f->width != s->frames[CUR_FRAME].tf.f->width ||
s->frames[REF_FRAME_MVPAIR].tf.f->height != s->frames[CUR_FRAME].tf.f->height)) {
vp9_unref_frame(ctx, &s->frames[REF_FRAME_SEGMAP]);
}
// ref frame setup
for (i = 0; i < 8; i++) {
if (s->next_refs[i].f->data[0])