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video: move unreliable-packet-PTS check 

This tries to determine whether packet PTS values are accurate and can
be used for frame dropping during seeking. Move both checks (PTS is
missing; PTs is non-monotonic) to the earliest place where they can be
done.
This commit is contained in:
wm4 2016-02-19 18:16:21 +01:00
parent e832e46bd6
commit ee5ba9678a
1 changed files with 8 additions and 5 deletions
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13
video/decode/dec_video.c
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@ -263,6 +263,9 @@ static struct mp_image *decode_packet(struct dec_video *d_video,
double pkt_pts = packet ? packet->pts : MP_NOPTS_VALUE;
double pkt_dts = packet ? packet->dts : MP_NOPTS_VALUE;
if (pkt_pts == MP_NOPTS_VALUE)
d_video->has_broken_packet_pts = 1;
double pkt_pdts = pkt_pts == MP_NOPTS_VALUE ? pkt_dts : pkt_pts;
if (pkt_pdts != MP_NOPTS_VALUE && d_video->first_packet_pdts == MP_NOPTS_VALUE)
d_video->first_packet_pdts = pkt_pdts;
@ -302,6 +305,11 @@ static struct mp_image *decode_packet(struct dec_video *d_video,
d_video->codec_dts = mpi->dts;
}
if (d_video->has_broken_packet_pts < 0)
d_video->has_broken_packet_pts++;
if (d_video->num_codec_pts_problems)
d_video->has_broken_packet_pts = 1;
// If PTS is unset, or non-monotonic, fall back to DTS.
if ((d_video->num_codec_pts_problems > d_video->num_codec_dts_problems ||
pts == MP_NOPTS_VALUE) && dts != MP_NOPTS_VALUE)
@ -321,11 +329,6 @@ static struct mp_image *decode_packet(struct dec_video *d_video,
}
}
if (d_video->has_broken_packet_pts < 0)
d_video->has_broken_packet_pts++;
if (d_video->num_codec_pts_problems || pkt_pts == MP_NOPTS_VALUE)
d_video->has_broken_packet_pts = 1;
if (!mp_image_params_equal(&d_video->last_format, &mpi->params))
fix_image_params(d_video, &mpi->params);