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Code Issues Releases Activity

Fix broken vbv_buffer_init handling in libx264.c

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Due to being pants-on-head retarded, libavcodec defaults this to zero, which
results in broken output.  This didn't affect ffmpeg.c, which sets it itself,
but caused problems for other calling apps using VBV.
This commit is contained in:
Jason Garrett-Glaser 2011-02-06 05:10:15 -08:00
parent 62457f9052
commit f7f8120fb9
1 changed files with 2 additions and 3 deletions
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5
libavcodec/libx264.c
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@ -277,12 +277,11 @@ static av_cold int X264_init(AVCodecContext *avctx)
if (avctx->level > 0)
x4->params.i_level_idc = avctx->level;
if ((avctx->rc_buffer_size != 0) &&
if (avctx->rc_buffer_size && avctx->rc_initial_buffer_occupancy &&
(avctx->rc_initial_buffer_occupancy <= avctx->rc_buffer_size)) {
x4->params.rc.f_vbv_buffer_init =
(float)avctx->rc_initial_buffer_occupancy / avctx->rc_buffer_size;
} else
x4->params.rc.f_vbv_buffer_init = 0.9;
}
x4->params.rc.b_mb_tree = !!(avctx->flags2 & CODEC_FLAG2_MBTREE);
x4->params.rc.f_ip_factor = 1 / fabs(avctx->i_quant_factor);