멀티미디어신호처리

건국대학교
임창훈

페이스북 트위터 카카오톡 네이버밴드 링크복사

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공학 >컴퓨터ㆍ통신 >정보통신공학
강의학기

2013년 2학기

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9,373

This course first introduces the fundamental concepts of digital audio, image, and video which constitutes multimedia. This course covers image compression (JPEG, JPEG2000), audio

compression (MP3), and video compression (H.261, H.263, MPEG-1,2) standards.

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Fundamental concepts in video

차시별 강의

1.	Fundamental concepts in video	Types of video signals, Analog video, Digital video
	Fundamental concepts in video	Types of video signals, Analog video, Digital video
2.	Transform coding	Transform coding, Discrete cosine transform (DCT), Definition of DCT, One-dimensional DCT, Cosine basis functions, 2D basis functions, 2D separable basis, Comparison of DCT and DFT
	Transform coding	Transform coding, Discrete cosine transform (DCT), Definition of DCT, One-dimensional DCT, Cosine basis functions, 2D basis functions, 2D separable basis, Comparison of DCT and DFT
3.	Lossy compression standards	JPEG standard, Main steps in JPEG image comression, Quantization of DCT coefficients, JPEG modes
4.	Basics of digital audio	Digitization of sound, Nyquist theorem, Signal-to-noise ratio, Coding of audio, Pulse code modulation
	Basics of digital audio	Digitization of sound, Nyquist theorem, Signal-to-noise ratio, Coding of audio, Pulse code modulation
5.	Basics of digital audio	Differential coding of audio, Lossless predictive coding, DPCM, DM
	Basics of digital audio	Differential coding of audio, Lossless predictive coding, DPCM, DM
6.	Lossless compression algorithms	Basics of information theory, Run- length coding, Shannon-Fano algorithm, Huffman coding
7.	Lossless compression algorithms	Arithmetic coding, Lossless image compression
8.	Wavelet-based coding	Wavelet-based coding, Simple wavelet transform, 2D Haar transform, Continuous wavelet transform
	Wavelet-based coding	Wavelet-based coding, Simple wavelet transform, 2D Haar transform, Continuous wavelet transform
9.	Wavelet-based coding	Discrete wavelet transform, 2D discrete wavelet transform, Wavelet packets
	Wavelet-based coding	Discrete wavelet transform, 2D discrete wavelet transform, Wavelet packets
10.	Basic video compression techniques	Introduction to video compression, Video compression based on motion compensation, Search for motion vectors
	Basic video compression techniques	Introduction to video compression, Video compression based on motion compensation, Search for motion vectors
11.	Basic video compression techniques	H.261, H.261 encoder and decoder, H.261 bitstream, H.263