---
libavcodec/nvenc.c | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)
diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c
index 90856be..3fcfc9b 100644
--- a/libavcodec/nvenc.c
+++ b/libavcodec/nvenc.c
@@ -471,6 +471,7 @@ static av_cold int nvenc_encode_init(AVCodecContext *avctx)
int i, num_mbs;
int isLL = 0;
int res = 0;
+ int dw, dh;
NvencContext *ctx = avctx->priv_data;
NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs;
@@ -564,8 +565,20 @@ static av_cold int nvenc_encode_init(AVCodecContext *avctx)
ctx->init_encode_params.encodeGUID = NV_ENC_CODEC_H264_GUID;
ctx->init_encode_params.encodeHeight = avctx->height;
ctx->init_encode_params.encodeWidth = avctx->width;
- ctx->init_encode_params.darHeight = avctx->height;
- ctx->init_encode_params.darWidth = avctx->width;
+
+ if (avctx->sample_aspect_ratio.num && avctx->sample_aspect_ratio.den &&
+ (avctx->sample_aspect_ratio.num != 1 || avctx->sample_aspect_ratio.num
!= 1)) {
+ av_reduce(&dw, &dh,
+ avctx->width * avctx->sample_aspect_ratio.num,
+ avctx->height * avctx->sample_aspect_ratio.den,
+ 1024 * 1024);
+ ctx->init_encode_params.darHeight = dh;
+ ctx->init_encode_params.darWidth = dw;
+ } else {
+ ctx->init_encode_params.darHeight = avctx->height;
+ ctx->init_encode_params.darWidth = avctx->width;
+ }
+
ctx->init_encode_params.frameRateNum = avctx->time_base.den;
ctx->init_encode_params.frameRateDen = avctx->time_base.num *
avctx->ticks_per_frame;
--
2.2.1
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