/// <summary>
/// Creates a matrix header for the specified column span.
/// </summary>
/// <param name="startCol">An inclusive 0-based start index of the column span.</param>
/// <param name="endCol">An exclusive 0-based ending index of the column span.</param>
/// <returns></returns>
public override GpuMat this[int startCol, int endCol]
{
get
{
parent.ThrowIfDisposed();
var matPtr = NativeMethods.cuda_GpuMat_rowRange(parent.ptr, startCol, endCol);
return(new GpuMat(matPtr));
}
set
{
parent.ThrowIfDisposed();
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
value.ThrowIfDisposed();
var matPtr = NativeMethods.cuda_GpuMat_rowRange(parent.ptr, startCol, endCol);
var mat = new GpuMat(matPtr);
if (mat.Size() != value.Size())
{
throw new ArgumentException("Specified ROI != mat.Size()");
}
value.CopyTo(mat);
}
}
/// <summary>
/// Creates a matrix header for the specified matrix column.
/// </summary>
/// <param name="x">A 0-based column index.</param>
/// <returns></returns>
public override GpuMat this[int x]
{
get
{
parent.ThrowIfDisposed();
IntPtr matPtr = NativeMethods.cuda_GpuMat_col(parent.ptr, x);
GC.KeepAlive(this);
return(new GpuMat(matPtr));
}
set
{
parent.ThrowIfDisposed();
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
value.ThrowIfDisposed();
var matPtr = NativeMethods.cuda_GpuMat_col(parent.ptr, x);
GC.KeepAlive(this);
var mat = new GpuMat(matPtr);
if (mat.Size() != value.Size())
{
throw new ArgumentException("Specified ROI != mat.Size()");
}
value.CopyTo(mat);
}
}