Pan-STARRS Foundation Library: psImageBackground.h Source File

00001 #ifndef PS_IMAGE_BACKGROUND_H
00002 #define PS_IMAGE_BACKGROUND_H
00003 
00004 #include "psStats.h"
00005 #include "psImage.h"
00006 #include "psType.h"
00007 
00008 // Get the background for an image
00009 psStats *psImageBackground(const psImage *image, // Image for which to get the background
00010                            const psImage *mask, // Mask image
00011                            psMaskType maskValue, // Mask pixels which this mask value
00012                            double fmin, // Fraction to return in the lower quartile field (0.25 for LQ)
00013                            double fmax, // Fraction to return in the upper quartile field (0.75 for LQ)
00014                            long nMax,   // Maximum number of pixels to subsample
00015                            psRandom *rng // Random number generator (for pixel selection)
00016                           );
00017 
00018 #endif // #ifndef PS_IMAGE_BACKGROUND_H