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avformat/utils: Pass the next pts/dts to compute_pkt_fields() when available 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-12-09 03:33:44 +01:00
parent e86df0206f
commit 9e561410c0
1 changed files with 7 additions and 4 deletions
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11
libavformat/utils.c
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@ -974,7 +974,8 @@ static void update_initial_durations(AVFormatContext *s, AVStream *st,
}
static void compute_pkt_fields(AVFormatContext *s, AVStream *st,
AVCodecParserContext *pc, AVPacket *pkt)
AVCodecParserContext *pc, AVPacket *pkt,
int64_t next_dts, int64_t next_pts)
{
int num, den, presentation_delayed, delay, i;
int64_t offset;
@ -1176,11 +1177,13 @@ static int parse_packet(AVFormatContext *s, AVPacket *pkt, int stream_index)
got_output = 1;
} else if (!size && st->parser->flags & PARSER_FLAG_COMPLETE_FRAMES) {
// preserve 0-size sync packets
compute_pkt_fields(s, st, st->parser, pkt);
compute_pkt_fields(s, st, st->parser, pkt, AV_NOPTS_VALUE, AV_NOPTS_VALUE);
}
while (size > 0 || (pkt == &flush_pkt && got_output)) {
int len;
int64_t next_pts = pkt->pts;
int64_t next_dts = pkt->dts;
av_init_packet(&out_pkt);
len = av_parser_parse2(st->parser, st->codec,
@ -1233,7 +1236,7 @@ static int parse_packet(AVFormatContext *s, AVPacket *pkt, int stream_index)
if (st->parser->key_frame == -1 && st->parser->pict_type ==AV_PICTURE_TYPE_NONE && (pkt->flags&AV_PKT_FLAG_KEY))
out_pkt.flags |= AV_PKT_FLAG_KEY;
compute_pkt_fields(s, st, st->parser, &out_pkt);
compute_pkt_fields(s, st, st->parser, &out_pkt, next_dts, next_pts);
if (out_pkt.data == pkt->data && out_pkt.size == pkt->size) {
out_pkt.buf = pkt->buf;
@ -1352,7 +1355,7 @@ static int read_frame_internal(AVFormatContext *s, AVPacket *pkt)
if (!st->need_parsing || !st->parser) {
/* no parsing needed: we just output the packet as is */
*pkt = cur_pkt;
compute_pkt_fields(s, st, NULL, pkt);
compute_pkt_fields(s, st, NULL, pkt, AV_NOPTS_VALUE, AV_NOPTS_VALUE);
if ((s->iformat->flags & AVFMT_GENERIC_INDEX) &&
(pkt->flags & AV_PKT_FLAG_KEY) && pkt->dts != AV_NOPTS_VALUE) {
ff_reduce_index(s, st->index);