On Mon, 8 Oct 2012 13:38:59 -0400, Justin Ruggles <justin.rugg...@gmail.com>
wrote:
> Also, only use parser duration if it is greater than zero.
> ---
> libavformat/utils.c | 4 ++++
> 1 files changed, 4 insertions(+), 0 deletions(-)
>
> diff --git a/libavformat/utils.c b/libavformat/utils.c
> index e74afb8..ff8b971 100644
> --- a/libavformat/utils.c
> +++ b/libavformat/utils.c
> @@ -1070,6 +1070,9 @@ static int parse_packet(AVFormatContext *s, AVPacket
> *pkt, int stream_index)
>
> /* set the duration */
> out_pkt.duration = 0;
> + if (pkt->duration > 0 && st->need_parsing == AVSTREAM_PARSE_HEADERS)
> {
> + out_pkt.duration = pkt->duration;
> + } else if (st->parser->duration > 0) {
> if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
> if (st->codec->sample_rate > 0) {
> out_pkt.duration = av_rescale_q_rnd(st->parser->duration,
> @@ -1084,6 +1087,7 @@ static int parse_packet(AVFormatContext *s, AVPacket
> *pkt, int stream_index)
> st->time_base,
> AV_ROUND_DOWN);
> }
> + }
>
> out_pkt.stream_index = st->index;
> out_pkt.pts = st->parser->pts;
> --
> 1.7.1
>
Should be ok.
Though I have to wonder about the sanity of using parser duration for video. I
don't see how a parser can possibly know anything useful about video duration.
--
Anton Khirnov
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