Lecture #1 in PDF Matlab code in ZIP Lab #1 material (download it and extract color information by using two demosaicing algirithms: (bi)linear interpolation and gradient-corrected interpolation)
demosiacing algorithms are described in http://www.unc.edu/~rjean/demosaicing/demosaicing.pdf and http://tx.technion.ac.il/~rc/Demosaicing_algorithms.pdf Lecture #2 in PDF as well as some Matlab code in ZIP
Material for histogram operations is here
Lecture #3 in PDF Matlab code for Lab#3, #4 and #5 in ZIP for the morphological operators implementation 
Lecture #4 in PDF Lecture #5 in PDF Lecture #6 in PDF
