From 81071eea7d90103dbbdbd878fc19822f10441fd5 Mon Sep 17 00:00:00 2001 From: Agatha Hu Date: Fri, 11 Sep 2015 10:54:08 +0800 Subject: [PATCH] avcodec/nvenc: change flag of cuCtxCreate to avoid CPU spins Signed-off-by: Timo Rothenpieler --- libavcodec/nvenc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) 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);