// PyramidLayerDown
		[DllImport(IPPCVDLL, EntryPoint = "ippiPyramidGetSize")] // [Added by krt: 09-06-2016]
		private static extern short ippiPyramidGetSize(int* pPyramidStructSize, int* pBufferSize, int level, Size roiSize, float rate);

		[DllImport(IPPCVDLL, EntryPoint = "ippiPyramidInit")] // [Added by krt: 09-06-2016]
		private static extern short ippiPyramidInit(IppiPyramid** pPyramidStruct, int level, Size roiSize, float rate, byte* pPyramidBuffer, byte* pBuffer);

		[DllImport(IPPCVDLL, EntryPoint = "ippiPyramidLayerDownGetSize_32f_C1R")] // [Added by krt: 09-06-2016]
		private static extern short ippiPyramidLayerDownGetSize_32f_C1R(Size roiSize, float rate, int kernelSize, int* pStateSize, int* pBufferSize);

		[DllImport(IPPCVDLL, EntryPoint = "ippiPyramidLayerDownGetSize_8u_C1R")] // [Added by krt: 09-06-2016]
		private static extern short ippiPyramidLayerDownGetSize_8u_C1R(Size roiSize, float rate, int kernelSize, int* pStateSize, int* pBufferSize);

		[DllImport(IPPCVDLL, EntryPoint = "ippiPyramidLayerDownInit_32f_C1R")] // [Added by krt: 09-06-2016]
		private static extern short ippiPyramidLayerDownInit_32f_C1R(IppiPyramid** pStateSize, Size dstRoiSize, float rate, float* pKernel, int kernelSize, IppiInterpolationMode interpolationMode, byte* pStateBuffer, byte* pPyrBuffer);

		[DllImport(IPPCVDLL, EntryPoint = "ippiPyramidLayerDownInit_8u_C1R")] // [Added by krt: 09-06-2016]
		private static extern short ippiPyramidLayerDownInit_8u_C1R(IppiPyramid** pStateSize, Size dstRoiSize, float rate, short* pKernel, int kernelSize, IppiInterpolationMode interpolationMode, byte* pStateBuffer, byte* pPyrBuffer);

		[DllImport(IPPCVDLL, EntryPoint = "ippiPyramidLayerDown_32f_C1R")] // [Added by krt: 09-06-2016]
		private static extern short ippiPyramidLayerDown_32f_C1R(byte* pScrRoi, int scrStep, Size scrRoiSize, byte* pDstRoi, int dstStep, Size dstRoiSize, float* pState);

		[DllImport(IPPCVDLL, EntryPoint = "ippiPyramidLayerDown_8u_C1R")] // [Added by krt: 09-06-2016]
		private static extern short ippiPyramidLayerDown_8u_C1R(byte* pScrRoi, int scrStep, Size scrRoiSize, byte* pDstRoi, int dstStep, Size dstRoiSize, float* pState);

		[DllImport(IPPIDLL, EntryPoint = "ippiFree")] // [Added by krt: 09-06-2016]
		private static extern void ippiFree(void* ptr);


		[StructLayout(LayoutKind.Sequential)]
		private struct IppiPyramid // [Added by krt: 09-06-2016]
		{
			public byte** pImage;
			public Size* pRoi;
			public double* pRate;
			public int* pStep;
			public byte* pState;
			public int level;
		}