[FFmpeg-devel] [PATCH 2/2] avcodec/libsvtav1: replace vbv_bufsize with maximum_buffer_size_ms

[Christopher Degawa]

From: Christopher Degawa <christopher.degawa at intel.com>

svt-av1 v1.2.0 has deprecated vbv_bufsize in favor of using
- maximum_buffer_size_ms (--buf-sz)
- starting_buffer_level_ms (--buf-initial-sz)
- optimal_buffer_level_ms (--buf-optimal-sz)

and vbv_bufsize has not been in use since svt-av1 v0.8.6

Signed-off-by: Christopher Degawa <christopher.degawa at intel.com>
---
 libavcodec/libsvtav1.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/libsvtav1.c b/libavcodec/libsvtav1.c
index 28da206cf8..74dad9892b 100644
--- a/libavcodec/libsvtav1.c
+++ b/libavcodec/libsvtav1.c
@@ -179,7 +179,7 @@ static int config_enc_params(EbSvtAv1EncConfiguration *param,
         param->min_qp_allowed       = avctx->qmin;
     }
     param->max_bit_rate             = avctx->rc_max_rate;
-    param->vbv_bufsize              = avctx->rc_buffer_size;
+    param->maximum_buffer_size_ms   = avctx->rc_buffer_size * 1000 / avctx->bit_rate;
 
     if (svt_enc->crf > 0) {
         param->qp                   = svt_enc->crf;
@@ -296,7 +296,7 @@ static int config_enc_params(EbSvtAv1EncConfiguration *param,
     avctx->bit_rate       = param->rate_control_mode > 0 ?
                             param->target_bit_rate : 0;
     avctx->rc_max_rate    = param->max_bit_rate;
-    avctx->rc_buffer_size = param->vbv_bufsize;
+    avctx->rc_buffer_size = param->maximum_buffer_size_ms * avctx->bit_rate / 1000;
 
     if (avctx->bit_rate || avctx->rc_max_rate || avctx->rc_buffer_size) {
         AVCPBProperties *cpb_props = ff_add_cpb_side_data(avctx);
-- 
2.38.0