Introduction; Multimedia data: image, audio, and video; Image encoding: Transform coding, vector quantization, and Fractal encoding; Image encoding standards; Audio encoding: Liner predictive coding, filter bank design, psychoacoustic models, Code Excited Linear Prediction (CELP), Algebraic CELP, Regular Pulse Excitation, Multi Pulse Excitation, and Vector-sum Excited Linear Prediction ; Audio encoding standards; Video encoding: motion prediction (full search, ½ pel and ¼ pel precision), and Fine-granular scalable encoding (Bit-plane encoding); Video encoding standards; Video file formats; Video storage mediums; Audio-video Channel coding.