Commit 80b3b510 authored by Ilkka Ollakka's avatar Ilkka Ollakka Committed by Ilkka Ollakka

avcodec: add littlebit options that are adjusted for VP8

Seems that maxrate needs somekinda exponential function from bitrate (comparing
ffmpeg's libvpx presets) and cbr isn't something you likely will get out of this.
(cherry picked from commit d3c422e3)
Signed-off-by: default avatarIlkka Ollakka <ileoo@iki.fi>
parent c1ffa824
......@@ -584,12 +584,18 @@ int OpenEncoder( vlc_object_t *p_this )
libvpx-720p preset from libvpx ffmpeg-patch */
if( i_codec_id == CODEC_ID_VP8 )
{
p_context->bit_rate_tolerance = 2* p_enc->fmt_out.i_bitrate;
p_context->bit_rate_tolerance = __MAX(2 * p_enc->fmt_out.i_bitrate, p_sys->i_vtolerance );
/* I used Harrison-stetson method here to get there values */
p_context->rc_max_rate = 3 * p_enc->fmt_out.i_bitrate;
p_context->rc_min_rate = p_enc->fmt_out.i_bitrate / 200;
p_context->lag = 16;
p_context->level = 216;
p_context->profile = 0;
p_context->rc_buffer_aggressivity = 0.95;
p_context->token_partitions = 4;
p_context->mb_static_threshold = 0;
}
#endif
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment