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avcodec/nvenc: pass CUstream to nvenc when available

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Signed-off-by: Timo Rothenpieler <timo@rothenpieler.org>
This commit is contained in:
Timo Rothenpieler 2019-09-27 18:30:10 +02:00
parent 567b5e33d9
commit 51a23343d9
2 changed files with 18 additions and 4 deletions
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20
libavcodec/nvenc.c
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@ -460,6 +460,7 @@ static av_cold int nvenc_check_device(AVCodecContext *avctx, int idx)
goto fail;
ctx->cu_context = ctx->cu_context_internal;
ctx->cu_stream = NULL;
if ((ret = nvenc_pop_context(avctx)) < 0)
goto fail2;
@ -546,6 +547,7 @@ static av_cold int nvenc_setup_device(AVCodecContext *avctx)
if (cuda_device_hwctx) {
ctx->cu_context = cuda_device_hwctx->cuda_ctx;
ctx->cu_stream = cuda_device_hwctx->stream;
}
#if CONFIG_D3D11VA
else if (d3d11_device_hwctx) {
@ -1245,15 +1247,25 @@ static av_cold int nvenc_setup_encoder(AVCodecContext *avctx)
return res;
nv_status = p_nvenc->nvEncInitializeEncoder(ctx->nvencoder, &ctx->init_encode_params);
if (nv_status != NV_ENC_SUCCESS) {
nvenc_pop_context(avctx);
return nvenc_print_error(avctx, nv_status, "InitializeEncoder failed");
}
#ifdef NVENC_HAVE_CUSTREAM_PTR
if (ctx->cu_context) {
nv_status = p_nvenc->nvEncSetIOCudaStreams(ctx->nvencoder, &ctx->cu_stream, &ctx->cu_stream);
if (nv_status != NV_ENC_SUCCESS) {
nvenc_pop_context(avctx);
return nvenc_print_error(avctx, nv_status, "SetIOCudaStreams failed");
}
}
#endif
res = nvenc_pop_context(avctx);
if (res < 0)
return res;
if (nv_status != NV_ENC_SUCCESS) {
return nvenc_print_error(avctx, nv_status, "InitializeEncoder failed");
}
if (ctx->encode_config.frameIntervalP > 1)
avctx->has_b_frames = 2;

2
libavcodec/nvenc.h
View File

@ -57,6 +57,7 @@ typedef void ID3D11Device;
// SDK 9.1 compile time feature checks
#if NVENCAPI_CHECK_VERSION(9, 1)
#define NVENC_HAVE_MULTIPLE_REF_FRAMES
#define NVENC_HAVE_CUSTREAM_PTR
#endif
typedef struct NvencSurface
@ -132,6 +133,7 @@ typedef struct NvencContext
NV_ENC_CONFIG encode_config;
CUcontext cu_context;
CUcontext cu_context_internal;
CUstream cu_stream;
ID3D11Device *d3d11_device;
int nb_surfaces;