/* * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef AVUTIL_HWCONTEXT_CUDA_H #define AVUTIL_HWCONTEXT_CUDA_H #ifndef CUDA_VERSION #include <cuda.h> #endif #include "pixfmt.h" /** * @file * An API-specific header for AV_HWDEVICE_TYPE_CUDA. * * This API supports dynamic frame pools. AVHWFramesContext.pool must return * AVBufferRefs whose data pointer is a CUdeviceptr. */ typedef struct AVCUDADeviceContextInternal AVCUDADeviceContextInternal; /** * This struct is allocated as AVHWDeviceContext.hwctx */ typedef struct AVCUDADeviceContext { CUcontext cuda_ctx; CUstream stream; AVCUDADeviceContextInternal *internal; } AVCUDADeviceContext; /** * AVHWFramesContext.hwctx is currently not used */ /** * @defgroup hwcontext_cuda Device context creation flags * * Flags for av_hwdevice_ctx_create. * * @{ */ /** * Use primary device context instead of creating a new one. */ #define AV_CUDA_USE_PRIMARY_CONTEXT (1 << 0) /** * @} */ #endif /* AVUTIL_HWCONTEXT_CUDA_H */