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obu: don't abort OBU_REDUNDANT_FRAME_HDR if no frame header has been parsed

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Parse and use it instead.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2018-10-24 14:07:09 -03:00
parent 5f8b6d0cb9
commit 18335a4da0
No known key found for this signature in database
GPG Key ID: 146301AD737659E0
1 changed files with 5 additions and 5 deletions
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10
src/obu.c
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@ -1049,17 +1049,20 @@ int dav1d_parse_obus(Dav1dContext *const c, Dav1dData *const in) {
c->have_seq_hdr = 1;
c->have_frame_hdr = 0;
break;
case OBU_REDUNDANT_FRAME_HDR:
if (c->have_frame_hdr) break;
// fall-through
case OBU_FRAME:
case OBU_FRAME_HDR:
if (!c->have_seq_hdr) goto error;
if ((res = parse_frame_hdr(c, &gb, type == OBU_FRAME_HDR)) < 0)
if ((res = parse_frame_hdr(c, &gb, type != OBU_FRAME)) < 0)
return res;
c->have_frame_hdr = 1;
for (int n = 0; n < c->n_tile_data; n++)
dav1d_data_unref(&c->tile[n].data);
c->n_tile_data = 0;
c->n_tiles = 0;
if (type == OBU_FRAME_HDR) break;
if (type != OBU_FRAME) break;
if (c->frame_hdr.show_existing_frame) goto error;
off += res;
// fall-through
@ -1089,9 +1092,6 @@ int dav1d_parse_obus(Dav1dContext *const c, Dav1dData *const in) {
c->tile[c->n_tile_data].start;
c->n_tile_data++;
break;
case OBU_REDUNDANT_FRAME_HDR:
if (!c->have_frame_hdr) goto error;
break;
case OBU_PADDING:
case OBU_TD:
case OBU_METADATA: