hwcontext_cuda.h 1.4 KB

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  1. /*
  2. * This file is part of FFmpeg.
  3. *
  4. * FFmpeg is free software; you can redistribute it and/or
  5. * modify it under the terms of the GNU Lesser General Public
  6. * License as published by the Free Software Foundation; either
  7. * version 2.1 of the License, or (at your option) any later version.
  8. *
  9. * FFmpeg is distributed in the hope that it will be useful,
  10. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12. * Lesser General Public License for more details.
  13. *
  14. * You should have received a copy of the GNU Lesser General Public
  15. * License along with FFmpeg; if not, write to the Free Software
  16. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  17. */
  18. #ifndef AVUTIL_HWCONTEXT_CUDA_H
  19. #define AVUTIL_HWCONTEXT_CUDA_H
  20. #ifndef CUDA_VERSION
  21. #include <cuda.h>
  22. #endif
  23. #include "pixfmt.h"
  24. /**
  25. * @file
  26. * An API-specific header for AV_HWDEVICE_TYPE_CUDA.
  27. *
  28. * This API supports dynamic frame pools. AVHWFramesContext.pool must return
  29. * AVBufferRefs whose data pointer is a CUdeviceptr.
  30. */
  31. typedef struct AVCUDADeviceContextInternal AVCUDADeviceContextInternal;
  32. /**
  33. * This struct is allocated as AVHWDeviceContext.hwctx
  34. */
  35. typedef struct AVCUDADeviceContext {
  36. CUcontext cuda_ctx;
  37. CUstream stream;
  38. AVCUDADeviceContextInternal *internal;
  39. } AVCUDADeviceContext;
  40. /**
  41. * AVHWFramesContext.hwctx is currently not used
  42. */
  43. #endif /* AVUTIL_HWCONTEXT_CUDA_H */