diff options
Diffstat (limited to 'libavcodec/vc1.c')
| -rw-r--r-- | libavcodec/vc1.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/vc1.c b/libavcodec/vc1.c index 56c5bf9932..ae07d177cb 100644 --- a/libavcodec/vc1.c +++ b/libavcodec/vc1.c @@ -1274,6 +1274,11 @@ int ff_vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) break; } + if (v->fcm != PROGRESSIVE && !v->s.quarter_sample) { + v->range_x <<= 1; + v->range_y <<= 1; + } + /* AC Syntax */ v->c_ac_table_index = decode012(gb); if (v->s.pict_type == AV_PICTURE_TYPE_I || v->s.pict_type == AV_PICTURE_TYPE_BI) { |