Function getImageMetaData

Samples/NiViewer/Device.cpp:691–694

	return g_Depth.IsValid() ? &g_DepthMD : NULL;
}
const ImageMetaData* getImageMetaData()
{
	return g_Image.IsValid() ? &g_ImageMD : NULL;
}
const IRMetaData* getIRMetaData()
{
	return g_IR.IsValid() ? &g_irMD : NULL;