Compression and Transmission of Multimedia Signals

Course title: Compression and Transmission of Multimedia Signals

Code: FEIT10L025

Number of credits (ECTS): 6

Weekly number of classes: 3+1+1+0

Prerequisite for enrollment of the subject: None

Course goals/Competences: The student will acquire theoretical and practical knowledge of the coding (compression) techniques and standards for speech, music, image and video coding, the techniques for transmission of multimedia signals and the coding methods robust to transmission errors and will be capable of software implementation of a speech, audio and video coder and of realizing transmission of those signals over a telecommunication network.

Total available number of classes: 180

Curriculum: Lossless signal compression: Huffman coding, arithmetic coding, dictionary based techniques (Lempel-Ziv coding). Uniform quantization. Adaptive quantization. Differential pulse code modulation (DPCM) and adaptive DPCM. Methods for speech coding. DPCM based standards. Vocoder methods based on analysis and synthesis. LPC coding. CELP and other methods of speech coding. Transform coding. Karhunen Loeve transform, discrete cosine transform.  Image coding, approaches and standards. JPEG. Subband coding. Bit allocation. Coding of audio signals. Psychoacoustic model.  MPEG audio coding. Video coding: MPEG1, MPEG2, H.261 and H.263 standards. MPEG4 Part2 and MPEG4 Part 10 (H.264/AVC) standards, future standards. Transmission of multimedia signals over telecommunication networks. Real time transmission protocols. Protection of video signals for transmission over error prone media. FEC coding. Error resilient source coding. Scalable coding and multiple description coding. Receiver error concealment.

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