diff options
Diffstat (limited to 'libavcodec/nvenc.c')
| -rw-r--r-- | libavcodec/nvenc.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c index 00541f4c49..b7957867d7 100644 --- a/libavcodec/nvenc.c +++ b/libavcodec/nvenc.c @@ -373,9 +373,21 @@ static av_cold int nvenc_check_device(AVCodecContext *avctx, int idx) return 0; fail3: + cu_res = dl_fn->cuda_dl->cuCtxPushCurrent(ctx->cu_context); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "cuCtxPushCurrent failed\n"); + return AVERROR_EXTERNAL; + } + p_nvenc->nvEncDestroyEncoder(ctx->nvencoder); ctx->nvencoder = NULL; + cu_res = dl_fn->cuda_dl->cuCtxPopCurrent(&dummy); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "cuCtxPopCurrent failed\n"); + return AVERROR_EXTERNAL; + } + fail2: dl_fn->cuda_dl->cuCtxDestroy(ctx->cu_context_internal); ctx->cu_context_internal = NULL; @@ -951,6 +963,8 @@ static av_cold int nvenc_setup_encoder(AVCodecContext *avctx) NV_ENC_PRESET_CONFIG preset_config = { 0 }; NVENCSTATUS nv_status = NV_ENC_SUCCESS; AVCPBProperties *cpb_props; + CUresult cu_res; + CUcontext dummy; int res = 0; int dw, dh; @@ -1038,7 +1052,20 @@ static av_cold int nvenc_setup_encoder(AVCodecContext *avctx) if (res) return res; + cu_res = dl_fn->cuda_dl->cuCtxPushCurrent(ctx->cu_context); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "cuCtxPushCurrent failed\n"); + return AVERROR_EXTERNAL; + } + nv_status = p_nvenc->nvEncInitializeEncoder(ctx->nvencoder, &ctx->init_encode_params); + + cu_res = dl_fn->cuda_dl->cuCtxPopCurrent(&dummy); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "cuCtxPopCurrent failed\n"); + return AVERROR_EXTERNAL; + } + if (nv_status != NV_ENC_SUCCESS) { return nvenc_print_error(avctx, nv_status, "InitializeEncoder failed"); } @@ -1147,6 +1174,9 @@ static av_cold int nvenc_alloc_surface(AVCodecContext *avctx, int idx) static av_cold int nvenc_setup_surfaces(AVCodecContext *avctx) { NvencContext *ctx = avctx->priv_data; + NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; + CUresult cu_res; + CUcontext dummy; int i, res; ctx->surfaces = av_mallocz_array(ctx->nb_surfaces, sizeof(*ctx->surfaces)); @@ -1163,9 +1193,28 @@ static av_cold int nvenc_setup_surfaces(AVCodecContext *avctx) if (!ctx->output_surface_ready_queue) return AVERROR(ENOMEM); + cu_res = dl_fn->cuda_dl->cuCtxPushCurrent(ctx->cu_context); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "cuCtxPushCurrent failed\n"); + return AVERROR_EXTERNAL; + } + for (i = 0; i < ctx->nb_surfaces; i++) { if ((res = nvenc_alloc_surface(avctx, i)) < 0) + { + cu_res = dl_fn->cuda_dl->cuCtxPopCurrent(&dummy); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "cuCtxPopCurrent failed\n"); + return AVERROR_EXTERNAL; + } return res; + } + } + + cu_res = dl_fn->cuda_dl->cuCtxPopCurrent(&dummy); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "cuCtxPopCurrent failed\n"); + return AVERROR_EXTERNAL; } return 0; @@ -1209,8 +1258,16 @@ av_cold int ff_nvenc_encode_close(AVCodecContext *avctx) NvencContext *ctx = avctx->priv_data; NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; + CUresult cu_res; + CUcontext dummy; int i; + cu_res = dl_fn->cuda_dl->cuCtxPushCurrent(ctx->cu_context); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "cuCtxPushCurrent failed\n"); + return AVERROR_EXTERNAL; + } + /* the encoder has to be flushed before it can be closed */ if (ctx->nvencoder) { NV_ENC_PIC_PARAMS params = { .version = NV_ENC_PIC_PARAMS_VER, @@ -1251,6 +1308,12 @@ av_cold int ff_nvenc_encode_close(AVCodecContext *avctx) p_nvenc->nvEncDestroyEncoder(ctx->nvencoder); ctx->nvencoder = NULL; + cu_res = dl_fn->cuda_dl->cuCtxPopCurrent(&dummy); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "cuCtxPopCurrent failed\n"); + return AVERROR_EXTERNAL; + } + if (ctx->cu_context_internal) dl_fn->cuda_dl->cuCtxDestroy(ctx->cu_context_internal); ctx->cu_context = ctx->cu_context_internal = NULL; @@ -1785,8 +1848,20 @@ int ff_nvenc_encode_frame(AVCodecContext *avctx, AVPacket *pkt, if (output_ready(avctx, !frame)) { av_fifo_generic_read(ctx->output_surface_ready_queue, &tmpoutsurf, sizeof(tmpoutsurf), NULL); + cu_res = dl_fn->cuda_dl->cuCtxPushCurrent(ctx->cu_context); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "cuCtxPushCurrent failed\n"); + return AVERROR_EXTERNAL; + } + res = process_output_surface(avctx, pkt, tmpoutsurf); + cu_res = dl_fn->cuda_dl->cuCtxPopCurrent(&dummy); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "cuCtxPopCurrent failed\n"); + return AVERROR_EXTERNAL; + } + if (res) return res; |