Re: [Libva] [PATCH v3] H.264 encoder: add a simple reactive VBR rate control mode

2017-01-09 Thread Xiang, Haihao
Thanks for the new patch, applied. > This implements a simple reactive VBR rate control mode for single-layer > H.264. > The primary aim here is to avoid the problematic behaviour that the CBR rate > controller displays on scene changes, where the QP can get pushed up by a > large > amount in a

[Libva] [PATCH v3] H.264 encoder: add a simple reactive VBR rate control mode

2017-01-09 Thread Mark Thompson
This implements a simple reactive VBR rate control mode for single-layer H.264. The primary aim here is to avoid the problematic behaviour that the CBR rate controller displays on scene changes, where the QP can get pushed up by a large amount in a short period and compromise the quality of