參數(shù)資料
型號: H.261
廠商: Electronic Theatre Controls, Inc.
英文描述: LINE TRANSMISSION OF NON-TELEPHONE SIGNALS
中文描述: 線傳輸非電話信號
文件頁數(shù): 3/31頁
文件大?。?/td> 123K
代理商: H.261
Recommendation H.261 (03/93)
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CONTENTS
Recommendation H.261 (03/93)
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Scope..............................................................................................................................................................
Brief specification ..........................................................................................................................................
2.1
Video input and output......................................................................................................................
2.2
Digital output and input ....................................................................................................................
2.3
Sampling frequency ..........................................................................................................................
2.4
Source coding algorithm...................................................................................................................
2.5
Bit rate ..............................................................................................................................................
2.6
Symmetry of transmission.................................................................................................................
2.7
Error handling...................................................................................................................................
2.8
Multipoint operation.........................................................................................................................
Source coder...................................................................................................................................................
3.1
Source format....................................................................................................................................
3.2
Video source coding algorithm.........................................................................................................
3.3
Coding control ..................................................................................................................................
3.4
Forced updating ................................................................................................................................
Video multiplex coder....................................................................................................................................
4.1
Data structure....................................................................................................................................
4.2
Video multiplex arrangement............................................................................................................
4.3
Multipoint considerations .................................................................................................................
Transmission coder.........................................................................................................................................
5.1
Bit rate ..............................................................................................................................................
5.2
Video data buffering.........................................................................................................................
5.3
Video coding delay...........................................................................................................................
5.4
Forward error correction for coded video signal...............................................................................
Annex A – Inverse transform accuracy specification...............................................................................................
Annex B – Hypothetical reference decoder.............................................................................................................
Annex C – Codec delay measurement method.........................................................................................................
Annex D – Still image transmission.........................................................................................................................
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