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.
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