diff --git a/vp8/encoder/onyx_if.c b/vp8/encoder/onyx_if.c index 7c079759971feb7002b195db3a7e03dc8421eb8a..4b60cfd3291c3969ec0cd4e55518b19fd702ee63 100644 --- a/vp8/encoder/onyx_if.c +++ b/vp8/encoder/onyx_if.c @@ -3574,7 +3574,8 @@ static void encode_frame_to_data_rate for (i=cpi->current_layer+1; i<cpi->oxcf.number_of_layers; i++) { LAYER_CONTEXT *lc = &cpi->layer_context[i]; - lc->bits_off_target += cpi->av_per_frame_bandwidth; + lc->bits_off_target += (int)(lc->target_bandwidth / + lc->framerate); if (lc->bits_off_target > lc->maximum_buffer_size) lc->bits_off_target = lc->maximum_buffer_size; lc->buffer_level = lc->bits_off_target; diff --git a/vp8/encoder/ratectrl.c b/vp8/encoder/ratectrl.c index 1e8259cf488dd2fbd0ecd98c68a50656254c429e..fe4db13b39830c99c9e8fb58dc37c610bd1efa46 100644 --- a/vp8/encoder/ratectrl.c +++ b/vp8/encoder/ratectrl.c @@ -956,6 +956,21 @@ static void calc_pframe_target_size(VP8_COMP *cpi) if (cpi->bits_off_target > cpi->oxcf.maximum_buffer_size) cpi->bits_off_target = (int)cpi->oxcf.maximum_buffer_size; cpi->buffer_level = cpi->bits_off_target; + + if (cpi->oxcf.number_of_layers > 1) { + unsigned int i; + + // Propagate bits saved by dropping the frame to higher layers. + for (i = cpi->current_layer + 1; i < cpi->oxcf.number_of_layers; + i++) { + LAYER_CONTEXT *lc = &cpi->layer_context[i]; + lc->bits_off_target += (int)(lc->target_bandwidth / + lc->framerate); + if (lc->bits_off_target > lc->maximum_buffer_size) + lc->bits_off_target = lc->maximum_buffer_size; + lc->buffer_level = lc->bits_off_target; + } + } } }