public CuDevicePtrSafe(
CuDevicePtr devicePtr,
CuDevicePtrDeallocator deallocator)
{
DevicePtr = devicePtr;
_deallocator = deallocator;
}
/// <inheritdoc cref="LibCuda.MemFree(CuDevicePtr)"/>
public void Dispose()
{
var handle = Interlocked.Exchange(ref Handle, IntPtr.Zero);
if (handle == IntPtr.Zero) return;
var obj = new CuDevicePtr { Handle = handle };
MemFree(obj);
}
/// <inheritdoc cref="LibCuVideo.UnmapVideoFrame64(CuVideoDecoder, CuDevicePtr)"/>
public void Dispose()
{
var handle = Interlocked.Exchange(ref Handle, IntPtr.Zero);
if (handle == IntPtr.Zero) return;
var obj = new CuDevicePtr { Handle = handle };
var result = Environment.Is64BitProcess
? UnmapVideoFrame64(_decoder, obj)
: UnmapVideoFrame(_decoder, obj);
CheckResult(result);
}
public static extern CuResult IpcGetMemHandle(CuIpcMemHandle *pHandle, CuDevicePtr dptr);
public CuVideoFrame(CuDevicePtr devicePtr, CuVideoDecoder decoder)
{
Handle = devicePtr.Handle;
_decoder = decoder;
}
public static extern CuResult MapVideoFrame64(CuVideoDecoder decoder, int nPicIdx,
out CuDevicePtr devPtr, out int pitch, ref CuVideoProcParams vpp);
public static extern CuResult MemsetD2D32Async(CuDevicePtr dstDevice, IntPtr dstPitch, int ui, IntPtr width, IntPtr height, CuStream hStream);
public static extern CuResult MemsetD8(CuDevicePtr dstDevice, byte uc, IntPtr n);
public static extern CuResult MemRangeGetAttributes(IntPtr data, IntPtr dataSizes, [MarshalAs(UnmanagedType.LPArray)] MemoryRangeAttribute[] attributes, IntPtr numAttributes, CuDevicePtr devPtr, IntPtr count);
public static extern CuResult MemRangeGetAttribute(IntPtr data, IntPtr dataSize, MemoryRangeAttribute attribute, CuDevicePtr devPtr, IntPtr count);
public static extern CuResult MemAdvise(CuDevicePtr devPtr, IntPtr count, MemoryAdvice advice, CuDevice device);
public static extern CuResult MemPrefetchAsync(CuDevicePtr devPtr, IntPtr count, CuDevice dstDevice, CuStream hStream);
public static extern CuResult PointerGetAttribute(IntPtr data, PointerAttribute attribute, CuDevicePtr ptr);
public static extern CuResult IpcCloseMemHandle(CuDevicePtr dptr);
public static extern CuResult IpcOpenMemHandle(out CuDevicePtr pdptr, CuIpcMemHandle handle, IpcMemoryFlags flags);
public static extern CuResult MemsetD16Async(CuDevicePtr dstDevice, short us, IntPtr n, CuStream hStream);
public static extern CuResult MemsetD32Async(CuDevicePtr dstDevice, int ui, IntPtr n, CuStream hStream);
public static extern void ResizeNv12(
CuDevicePtr dstNv12, int dstPitch, int dstWidth, int dstHeight,
CuDevicePtr srcNv12, int srcPitch, int srcWidth, int srcHeight,
CuDevicePtr dstNv12UV);
public static extern CuResult MemsetD2D16Async(CuDevicePtr dstDevice, IntPtr dstPitch, short us, IntPtr width, IntPtr height, CuStream hStream);
public static extern CuResult GraphicsResourceGetMappedPointer(out CuDevicePtr pDevPtr, out IntPtr pSize, CuGraphicsResource resource);
public static extern CuResult MemsetD16(CuDevicePtr dstDevice, short us, IntPtr n);
public static extern CuResult MemsetD32(CuDevicePtr dstDevice, int ui, IntPtr n);
public static extern CuResult UnmapVideoFrame64(CuVideoDecoder decoder, CuDevicePtr devPtr);
public static extern CuResult MemsetD2D8(CuDevicePtr dstDevice, IntPtr dstPitch, byte uc, IntPtr width, IntPtr height);
public static extern CuResult MemsetD2D16(CuDevicePtr dstDevice, IntPtr dstPitch, short us, IntPtr width, IntPtr height);
public static extern CuResult MemsetD2D32(CuDevicePtr dstDevice, IntPtr dstPitch, int ui, IntPtr width, IntPtr height);
private CuDeviceMemory(CuDevicePtr devicePtr)
{
Handle = devicePtr.Handle;
}
public static extern CuResult MemsetD8Async(CuDevicePtr dstDevice, byte uc, IntPtr n, CuStream hStream);
public static extern CuResult StreamAttachMemAsync(CuStream hStream, CuDevicePtr dptr, IntPtr length, MemoryAttachFlags flags);
public static extern CuResult StreamWriteValue64(CuStream stream, CuDevicePtr addr, long value, int flags);
