diff options
author | James Almer <jamrial@gmail.com> | 2023-09-01 13:55:48 -0300 |
---|---|---|
committer | James Almer <jamrial@gmail.com> | 2023-09-06 10:27:44 -0300 |
commit | 8e972b13a97604d570ef26e8ac46767191d74f6f (patch) | |
tree | 6857a2bec14c736ac2f81842b3d78e5ec935f775 /libavformat/demux.c | |
parent | b6627a57f415b550dc3f13f99f84840096455cad (diff) | |
download | ffmpeg-8e972b13a97604d570ef26e8ac46767191d74f6f.tar.gz |
avformat/demux: propagate the internal decoder's bitrate properties
Muxers may access this information through cpb properties within the stream's
side data.
Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavformat/demux.c')
-rw-r--r-- | libavformat/demux.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/libavformat/demux.c b/libavformat/demux.c index b218f64574..fcd5daf699 100644 --- a/libavformat/demux.c +++ b/libavformat/demux.c @@ -2974,6 +2974,23 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) ret = add_coded_side_data(st, sti->avctx); if (ret < 0) goto find_stream_info_err; + + if (sti->avctx->rc_buffer_size > 0 || sti->avctx->rc_max_rate > 0 || + sti->avctx->rc_min_rate) { + size_t cpb_size; + AVCPBProperties *props = av_cpb_properties_alloc(&cpb_size); + if (props) { + if (sti->avctx->rc_buffer_size > 0) + props->buffer_size = sti->avctx->rc_buffer_size; + if (sti->avctx->rc_min_rate > 0) + props->min_bitrate = sti->avctx->rc_min_rate; + if (sti->avctx->rc_max_rate > 0) + props->max_bitrate = sti->avctx->rc_max_rate; + if (av_stream_add_side_data(st, AV_PKT_DATA_CPB_PROPERTIES, + (uint8_t *)props, cpb_size)) + av_free(props); + } + } } sti->avctx_inited = 0; |