[FFmpeg-cvslog] lavc/vaapi_encode: convert from lambda to qp
Haihao Xiang
git at videolan.org
Wed Apr 3 05:39:18 EEST 2024
ffmpeg | branch: release/7.0 | Haihao Xiang <haihao.xiang at intel.com> | Thu Mar 28 14:55:57 2024 +0800| [74e4e900bb52c4a0f5f4fe38e2b7a40239d9e845] | committer: Haihao Xiang
lavc/vaapi_encode: convert from lambda to qp
When AV_CODEC_FLAG_QSCALE is set, the value of avctx->global_quality is
lambda.
Signed-off-by: Haihao Xiang <haihao.xiang at intel.com>
(cherry picked from commit 1590a96adc28a150ad641080262499f58158ee24)
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=74e4e900bb52c4a0f5f4fe38e2b7a40239d9e845
---
libavcodec/vaapi_encode.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/libavcodec/vaapi_encode.c b/libavcodec/vaapi_encode.c
index c4b5411e68..4d47444f3f 100644
--- a/libavcodec/vaapi_encode.c
+++ b/libavcodec/vaapi_encode.c
@@ -1969,7 +1969,10 @@ rc_mode_found:
if (ctx->explicit_qp) {
rc_quality = ctx->explicit_qp;
} else if (avctx->global_quality > 0) {
- rc_quality = avctx->global_quality;
+ if (avctx->flags & AV_CODEC_FLAG_QSCALE)
+ rc_quality = avctx->global_quality / FF_QP2LAMBDA;
+ else
+ rc_quality = avctx->global_quality;
} else {
rc_quality = ctx->codec->default_quality;
av_log(avctx, AV_LOG_WARNING, "No quality level set; "
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