[FFmpeg-devel] [PATCH] lavf/segment: add segment_start_number option

Stefano Sabatini stefasab at gmail.com
Thu Dec 13 11:42:23 CET 2012


On date Sunday 2012-12-09 18:22:14 +0100, Stefano Sabatini encoded:
> Consistent with the image2 muxer.
> 
> TODO: bump micro
> ---
>  doc/muxers.texi       |    3 +++
>  libavformat/segment.c |    1 +
>  2 files changed, 4 insertions(+)
> 
> diff --git a/doc/muxers.texi b/doc/muxers.texi
> index be22298..59032e8 100644
> --- a/doc/muxers.texi
> +++ b/doc/muxers.texi
> @@ -592,6 +592,9 @@ separated duration specifications, in increasing order.
>  @item segment_wrap @var{limit}
>  Wrap around segment index once it reaches @var{limit}.
>  
> + at item segment_start_number @var{number}
> +Set the sequence number of the first segment. Defaults to @code{0}.
> +
>  @item reset_timestamps @var{1|0}
>  Reset timestamps at the begin of each segment, so that each segment
>  will start with near-zero timestamps. It is meant to ease the playback
> diff --git a/libavformat/segment.c b/libavformat/segment.c
> index 95ca2ab..0dce86c 100644
> --- a/libavformat/segment.c
> +++ b/libavformat/segment.c
> @@ -567,6 +567,7 @@ static const AVOption options[] = {
>      { "segment_time_delta","set approximation value used for the segment times", OFFSET(time_delta_str), AV_OPT_TYPE_STRING, {.str = "0"}, 0, 0, E },
>      { "segment_times",     "set segment split time points",              OFFSET(times_str),AV_OPT_TYPE_STRING,{.str = NULL},  0, 0,       E },
>      { "segment_wrap",      "set number after which the index wraps",     OFFSET(segment_idx_wrap), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, E },
> +    { "segment_start_number", "set the sequence number of the first segment", OFFSET(segment_idx), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, E },
>  
>      { "individual_header_trailer", "write header/trailer to each segment", OFFSET(individual_header_trailer), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 1, E },
>      { "write_header_trailer", "write a header to the first segment and a trailer to the last one", OFFSET(write_header_trailer), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 1, E },
> -- 
> 1.7.9.5

Will push this soon if I read no comments.
-- 
FFmpeg = Fierce and Funny Muttering Pitiful Earthshaking Guru


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