void(* unlock)(void *lock_ctx)
ID3D11Texture2D * texture
struct AVD3D11VAFramesContext AVD3D11VAFramesContext
struct AVD3D11VADeviceContext AVD3D11VADeviceContext
ID3D11VideoContext * video_context
ID3D11DeviceContext * device_context
ID3D11VideoDevice * video_device
void(* lock)(void *lock_ctx)
struct AVD3D11FrameDescriptor AVD3D11FrameDescriptor