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Streaming Video over Internet: Approaches and Directions Dapeng Wu, Yiwei Thomas Hou, Wenwu Zhu, Ya-Qin Zhang, Jon M. Peha IEEE Transactions on circuits.

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Presentation on theme: "Streaming Video over Internet: Approaches and Directions Dapeng Wu, Yiwei Thomas Hou, Wenwu Zhu, Ya-Qin Zhang, Jon M. Peha IEEE Transactions on circuits."— Presentation transcript:

1 Streaming Video over Internet: Approaches and Directions Dapeng Wu, Yiwei Thomas Hou, Wenwu Zhu, Ya-Qin Zhang, Jon M. Peha IEEE Transactions on circuits and systems for video technology, march 2001

2 Outline

3 Video Compression (1) Nonscalible encoder/decoder SNR encoder/decoder

4 Video Compression (2) FGS encoder/decoder Bitplanes of DCT coefficients

5 Application-layer QoS Control Congestion Control Rate Control  Source-based, receiver-based and hybrid Rate Shaping  Codec filter, frame-dropping filter … Error Control FEC Retransmission Error-resilient encoding, MDC Error concealment

6 Continuous Media Distribution Services Network filters Application-level multicast Content replication Mirror Caching

7 Streaming Server Communicator Operating system Process, resource, file management Storage system Data striping Hierarchical storage SAN-based server and storage architecture Network-attached storage architecture

8 Storage System (1)

9 Storage System (2)

10 Media Synchronization Intra-stream synchronization Inter-stream synchronization Inter-object synchronization

11 Protocols for Streaming Video

12 Structure of RealVideo 8 (ASM) Adaptive Stream Management

13 Structure of RealVideo 8 (encoder)

14 Structure of RealVideo 8 (decoder)

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