Sampling and Quantization. Digital transforms for multimedia signal processing: DFT, DCT, DST, K-L transform, principal component analysis, subband analysis, wavelet and multi-resolution representation. Image processing: histogram processing, image filtering and enhancement, halftone and dithering for binary image processing, color transforms, color image processing. Video processing: basic video models, spatial-temporal processing of video, morphing and wipe detection, video segmentation and content analysis. Applications: medical imaging, satellite imaging, seismology.