[FFmpeg-devel] [PATCH] avcodec/libkvazaar: Set default ratecontrol algorithm for libkvazaar

Joose Sainio joose.sainio at tuni.fi
Thu Dec 10 08:08:50 EET 2020


The standalone version of Kvazaar sets a default ratecontrol algorithm when
bitrate is set. Mirror this behaviour.

Signed-off-by: Joose Sainio <joose.sainio at tuni.fi>
---
  libavcodec/libkvazaar.c | 3 +++
  1 file changed, 3 insertions(+)

diff --git a/libavcodec/libkvazaar.c b/libavcodec/libkvazaar.c
index 9032547678..68ce7ad58c 100644
--- a/libavcodec/libkvazaar.c
+++ b/libavcodec/libkvazaar.c
@@ -95,6 +95,9 @@ static av_cold int libkvazaar_init(AVCodecContext *avctx)
      cfg->target_bitrate = avctx->bit_rate;
      cfg->vui.sar_width  = avctx->sample_aspect_ratio.num;
      cfg->vui.sar_height = avctx->sample_aspect_ratio.den;
+    if(avctx->bit_rate){
+        cfg->rc_algorithm = KVZ_LAMBDA;
+    }

      if (ctx->kvz_params) {
          AVDictionary *dict = NULL;

-- 
2.25.1



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