ffmpeg | branch: master | Limin Wang <[email protected]> | Thu Sep  2 
18:38:55 2021 +0800| [85489e03080a965ddb68fbfac0d929d2e6065b0e] | committer: 
Timo Rothenpieler

avcodec/nvenc: make number of slices per frame configurable

Signed-off-by: Limin Wang <[email protected]>
Signed-off-by: Timo Rothenpieler <[email protected]>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=85489e03080a965ddb68fbfac0d929d2e6065b0e
---

 libavcodec/nvenc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c
index 815b9429b3..163d442b55 100644
--- a/libavcodec/nvenc.c
+++ b/libavcodec/nvenc.c
@@ -1074,7 +1074,7 @@ static av_cold int nvenc_setup_h264_config(AVCodecContext 
*avctx)
         || vui->videoFullRangeFlag != 0);
 
     h264->sliceMode = 3;
-    h264->sliceModeData = 1;
+    h264->sliceModeData = avctx->slices > 0 ? avctx->slices : 1;
 
     h264->disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0;
     h264->repeatSPSPPS  = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1;
@@ -1171,7 +1171,7 @@ static av_cold int nvenc_setup_hevc_config(AVCodecContext 
*avctx)
         || vui->videoFullRangeFlag != 0);
 
     hevc->sliceMode = 3;
-    hevc->sliceModeData = 1;
+    hevc->sliceModeData = avctx->slices > 0 ? avctx->slices : 1;
 
     hevc->disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0;
     hevc->repeatSPSPPS  = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1;

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