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hevc: set time_base when possible 

Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Guillaume Martres 2013-12-10 15:42:29 +01:00 committed by Anton Khirnov
parent 33452aede6
commit 17a10d51b8
1 changed files with 14 additions and 0 deletions
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14
libavcodec/hevc.c
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@ -388,6 +388,7 @@ static int decode_lt_rps(HEVCContext *s, LongTermRPS *rps, GetBitContext *gb)
static int set_sps(HEVCContext *s, const HEVCSPS *sps)
{
int ret;
int num = 0, den = 0;
pic_arrays_free(s);
ret = pic_arrays_init(s, sps);
@ -432,6 +433,19 @@ static int set_sps(HEVCContext *s, const HEVCSPS *sps)
s->sps = sps;
s->vps = (HEVCVPS*) s->vps_list[s->sps->vps_id]->data;
if (s->vps->vps_timing_info_present_flag) {
num = s->vps->vps_num_units_in_tick;
den = s->vps->vps_time_scale;
} else if (sps->vui.vui_timing_info_present_flag) {
num = sps->vui.vui_num_units_in_tick;
den = sps->vui.vui_time_scale;
}
if (num != 0 && den != 0)
av_reduce(&s->avctx->time_base.num, &s->avctx->time_base.den,
num, den, 1 << 30);
return 0;
fail: