XRCameraImagePlane plane = image.GetPlane(0); // use the Y plane
#else
public static void GetPlaneDataFast(ref IntPtr pixels, XRCpuImage image)
{
XRCpuImage.Plane plane = image.GetPlane(0); // use the Y plane
#endif
int width = image.width, height = image.height;
if (width == plane.rowStride)
{
unsafe
{
pixels = (IntPtr)NativeArrayUnsafeUtility.GetUnsafeBufferPointerWithoutChecks(plane.data);
}
}
else
{
unsafe
{
ulong handle;
byte[] data = new byte[width * height];
byte * srcPtr = (byte *)NativeArrayUnsafeUtility.GetUnsafeBufferPointerWithoutChecks(plane.data);
byte * dstPtr = (byte *)UnsafeUtility.PinGCArrayAndGetDataAddress(data, out handle);
if (width > 0 && height > 0)
{
UnsafeUtility.MemCpyStride(dstPtr, width, srcPtr, plane.rowStride, width, height);
}
pixels = (IntPtr)dstPtr;
UnsafeUtility.ReleaseGCObject(handle);
}
}
}
XRCameraImagePlane plane = image.GetPlane(0); // use the Y plane
#else
public static void GetPlaneData(out byte[] pixels, XRCpuImage image)
{
XRCpuImage.Plane plane = image.GetPlane(0); // use the Y plane
#endif
int width = image.width, height = image.height;
pixels = new byte[width * height];
if (width == plane.rowStride)
{
plane.data.CopyTo(pixels);
}
else
{
unsafe
{
ulong handle;
byte *srcPtr = (byte *)NativeArrayUnsafeUtility.GetUnsafePtr(plane.data);
byte *dstPtr = (byte *)UnsafeUtility.PinGCArrayAndGetDataAddress(pixels, out handle);
if (width > 0 && height > 0)
{
UnsafeUtility.MemCpyStride(dstPtr, width, srcPtr, plane.rowStride, width, height);
}
UnsafeUtility.ReleaseGCObject(handle);
}
}
}
/// <summary>
/// Converts a new CPU image into byte buffers and caches to be accessed later.
/// </summary>
/// <param name="image">The new CPU image to process.</param>
private void OnImageAvailable(XRCpuImage image)
{
if (_cameraBufferY == null || _cameraBufferU == null || _cameraBufferV == null)
{
_cameraWidth = image.width;
_cameraHeight = image.height;
_rowStrideY = image.GetPlane(0).rowStride;
_rowStrideUV = image.GetPlane(1).rowStride;
_pixelStrideUV = image.GetPlane(1).pixelStride;
_cameraBufferY = new byte[image.GetPlane(0).data.Length];
_cameraBufferU = new byte[image.GetPlane(1).data.Length];
_cameraBufferV = new byte[image.GetPlane(2).data.Length];
}
image.GetPlane(0).data.CopyTo(_cameraBufferY);
image.GetPlane(1).data.CopyTo(_cameraBufferU);
image.GetPlane(2).data.CopyTo(_cameraBufferV);
}
