Title: Multimedia Communications: Video Compression
1Multimedia CommunicationsVideo Compression
2Video Formats and Bit Rates
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3Temporal Activity in Head-and-Shoulders Video
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4Model for Block-Based Motion Compensation
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5Error Signals in Temporal Prediction and Motion
Compensation
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6Matching Algorithm for Motion Estimation
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7Video Coder based on MC-DCT
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8Videoconferencing Standards in ITU
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9Group of Pictures in MPEG
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10Object-based Video Coding
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11Face Synthesis Using a Wire-Mesh Model
Two methods of Face Synthesis - Visual (Driven
by natural face video) - Text-Based (Modulation
of wire-mesh face model)
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12Goals of MPEG4
- Reusable Reconfigurable Content
- Synthetic-Natural Hybrid Coding
- Content-Based QoS
- High Level of User Interaction
- Networking Tools, IP-Protocols
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13HDTV Compression
1 million pixels per frame 60 frames per
second 60 MHz sampling rate 60 Mbps at 1 bit per
pixel 25 Mbps at 0.25 bit per pixel 17 Mbps
Source Coding 8 Mbps Channel Coding
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14Aspect Ratio in HDTV
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15Audiovisual Experience in HDTV
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16Frequency-Sensitivity of the Human Eye
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17Advanced Television Research
- De-Interlacing
- More efficient compression
Techniques
from H.263, MPEG4, . - Compressed Domain Processing for
Multiplexing Editing Ad-Insertion
- Efficient Processing of Graphics
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18Video Coding Demo
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