///<summary>
///Split current Image into an array of gray scale images where each element
///in the array represent a single color channel of the original image
///</summary>
///<param name="gpuMats">
///An array of single channel GpuMat where each item
///in the array represent a single channel of the original GpuMat
///</param>
/// <param name="stream">Use a Stream to call the function asynchronously (non-blocking) or null to call the function synchronously (blocking).</param>
private void SplitInto(GpuMat[] gpuMats, Stream stream)
{
Debug.Assert(NumberOfChannels == gpuMats.Length, "Number of channels does not agrees with the length of gpuMats");
if (NumberOfChannels == 1)
{
//If single channel, return a copy
CopyTo(gpuMats[0], null, stream);
}
else
{
//handle multiple channels
Size size = Size;
for (int i = 0; i < gpuMats.Length; i++)
{
gpuMats[i].Create(size.Height, size.Width, Depth, 1);
}
using (VectorOfGpuMat vm = new VectorOfGpuMat(gpuMats))
CudaInvoke.Split(this, vm, stream);
}
}