ECE6614_MMC6

ECE6614_MMC6 - Multimedia Communications: Video Compression...

Info iconThis preview shows pages 1–15. Sign up to view the full content.

View Full Document Right Arrow Icon
Multimedia Communications: Video Compression mmc6.01
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Video Formats and Bit Rates mmc6.02
Background image of page 2
Temporal Activity in Head-and-Shoulders Video mmc6.03
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Model for Block-Based Motion Compensation mmc6.04
Background image of page 4
Error Signals in Temporal Prediction and Motion Compensation mmc6.05
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Matching Algorithm for Motion Estimation mmc6.06
Background image of page 6
Video Coder based on MC-DCT mmc6.07
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Encoder: A closer look mmc6.08
Background image of page 8
Videoconferencing Standards in ITU mmc6.09
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
MPEG Standards MPEG-1 Similar to H.263 CIF in quality MPEG-2 Higher quality: DVD, Digital TV, HDTV MPEG-3 No MPEG-3. Aimed at HDTV that was accomplished by MPEG-2 itself. MPEG-4 Aimed to provide higher quality at lower bit rate Works well with HDTV too. mmc6.10
Background image of page 10
Group of Pictures in MPEG mmc6.11
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
MPEG Frames I-frames (intra-coded frames) P-frames (“predictive” frames) B-frames (“bidirectional predictive” frames) mmc6.12
Background image of page 12
MPEG P-frames Coded based on previous I-frame or previous P-frame mmc6.13
Background image of page 13

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
When an object moves in front of a background P-frames can code the moved object very well What about the revealed background? mmc6.14
Background image of page 14
Image of page 15
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 34

ECE6614_MMC6 - Multimedia Communications: Video Compression...

This preview shows document pages 1 - 15. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online