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| author | Agatha Hu <ahu@nvidia.com> | 2015-09-11 10:54:08 +0800 |
|---|---|---|
| committer | Timo Rothenpieler <timo@rothenpieler.org> | 2015-09-11 10:11:29 +0200 |
| commit | 81071eea7d90103dbbdbd878fc19822f10441fd5 (patch) | |
| tree | 5c6b4edb19e85b8b7d0ac54ca873bbbc9a9aec81 | |
| parent | f58e011a1f30332ba824c155078ca701e29aef63 (diff) | |
| download | ffmpeg-81071eea7d90103dbbdbd878fc19822f10441fd5.tar.gz | |
avcodec/nvenc: change flag of cuCtxCreate to avoid CPU spins
Signed-off-by: Timo Rothenpieler <timo@rothenpieler.org>
| -rw-r--r-- | libavcodec/nvenc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c index 54906526eb..3174b01c2a 100644 --- a/libavcodec/nvenc.c +++ b/libavcodec/nvenc.c @@ -580,7 +580,7 @@ static av_cold int nvenc_encode_init(AVCodecContext *avctx) } ctx->cu_context = NULL; - cu_res = dl_fn->cu_ctx_create(&ctx->cu_context, 0, dl_fn->nvenc_devices[ctx->gpu]); + cu_res = dl_fn->cu_ctx_create(&ctx->cu_context, 4, dl_fn->nvenc_devices[ctx->gpu]); // CU_CTX_SCHED_BLOCKING_SYNC=4, avoid CPU spins if (cu_res != CUDA_SUCCESS) { av_log(avctx, AV_LOG_FATAL, "Failed creating CUDA context for NVENC: 0x%x\n", (int)cu_res); |