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avcodec/vc1: fix time_base and framerate

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They are not just inverses of each other.
This should restore behavior to before the introduction of framerate

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-10-15 15:54:02 +02:00
parent 09450c5509
commit 220a15c074
2 changed files with 2 additions and 1 deletions
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1
libavcodec/vc1.c
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@ -490,7 +490,6 @@ static int decode_sequence_header_adv(VC1Context *v, GetBitContext *gb)
} }
} }
if (v->broadcast) { // Pulldown may be present if (v->broadcast) { // Pulldown may be present
v->s.avctx->framerate.num *= 2;
v->s.avctx->ticks_per_frame = 2; v->s.avctx->ticks_per_frame = 2;
} }
} }

2
libavcodec/vc1_parser.c
View File

@ -112,6 +112,8 @@ static void vc1_extract_header(AVCodecParserContext *s, AVCodecContext *avctx,
break; break;
} }
if (avctx->framerate.num)
avctx->time_base = av_inv_q(av_mul_q(avctx->framerate, (AVRational){avctx->ticks_per_frame, 1}));
} }
static int vc1_parse(AVCodecParserContext *s, static int vc1_parse(AVCodecParserContext *s,