Calculates the auto-covariance of an image with the mean of a set of images. \n
* Images must match. Returns zero if the counter aborted. \n
* Target is IM_FLOAT, except if source is IM_DOUBLE.
* Returns zero if the counter aborted.
*
* \verbatim im.ProcessAutoCovariance(src_image: imImage, mean_image: imImage, dst_image: imImage) -> counter: boolean [in Lua 5] \endverbatim
* \verbatim im.ProcessAutoCovarianceNew(src_image: imImage, mean_image: imImage) -> counter: boolean, new_image: imImage [in Lua 5] \endverbatim
* \ingroup arithm
Calculates the auto-covariance of an image with the mean of a set of images. \n * Images must match. Returns zero if the counter aborted. \n * Target is IM_FLOAT, except if source is IM_DOUBLE. * Returns zero if the counter aborted. * * \verbatim im.ProcessAutoCovariance(src_image: imImage, mean_image: imImage, dst_image: imImage) -> counter: boolean [in Lua 5] \endverbatim * \verbatim im.ProcessAutoCovarianceNew(src_image: imImage, mean_image: imImage) -> counter: boolean, new_image: imImage [in Lua 5] \endverbatim * \ingroup arithm