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Change altref times to preceding pts+1.

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Change the pts of the altref frame to be as close as possible to the
pts of the preceding frame and still be strictly increasing.

Change-Id: Iae3033a4c89ae5a9d0e5c4198e9196e5f3ee57c7
This commit is contained in:
Frank Galligan 2010-10-05 17:46:37 -04:00 committed by John Koleszar
parent 1ee3ebcd66
commit 45e6494177
1 changed files with 7 additions and 6 deletions
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13
vp8/vp8_cx_iface.c
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@ -763,12 +763,13 @@ static vpx_codec_err_t vp8e_encode(vpx_codec_alg_priv_t *ctx,
{
pkt.data.frame.flags |= VPX_FRAME_IS_INVISIBLE;
// TODO: ideally this timestamp should be as close as
// possible to the prior PTS so that if a decoder uses
// pts to schedule when to do this, we start right after
// last frame was decoded. Maybe should be set to
// last time stamp. Invisible frames have no duration..
pkt.data.frame.pts --;
// This timestamp should be as close as possible to the
// prior PTS so that if a decoder uses pts to schedule when
// to do this, we start right after last frame was decoded.
// Invisible frames have no duration.
pkt.data.frame.pts = ((cpi->last_time_stamp_seen
* ctx->cfg.g_timebase.den + round)
/ ctx->cfg.g_timebase.num / 10000000) + 1;
pkt.data.frame.duration = 0;
}