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| author | Luca Barbato <lu_zero@gentoo.org> | 2013-01-14 05:32:38 +0100 |
|---|---|---|
| committer | Luca Barbato <lu_zero@gentoo.org> | 2013-01-15 09:12:41 +0100 |
| commit | e44d56b18d46957fceaefe7f8840263c5cd12d37 (patch) | |
| tree | 03dd8c9810abe3ff7bc46c3d1c7ca73e64e83cda /libavcodec | |
| parent | 71e00caeab89d9beeef9c947673f72e992bd109c (diff) | |
| download | ffmpeg-e44d56b18d46957fceaefe7f8840263c5cd12d37.tar.gz | |
lavc: set the default rc_initial_buffer_occupancy
rc_buffer_size is not set before.
Solve the initial the rate control underflow issue reported in
bug 222.
CC: libav-stable@libav.org
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
(cherry picked from commit bff3607547fdbb6e32b3830a351e6a33280c1e0d)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/utils.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavcodec/utils.c b/libavcodec/utils.c index 23f2ac481a..19c8a99ff5 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -824,6 +824,9 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code } else if (avctx->channel_layout) { avctx->channels = av_get_channel_layout_nb_channels(avctx->channel_layout); } + + if (!avctx->rc_initial_buffer_occupancy) + avctx->rc_initial_buffer_occupancy = avctx->rc_buffer_size * 3 / 4; } if (avctx->codec->init && !(avctx->active_thread_type & FF_THREAD_FRAME)) { |