Implementing B-picture scene changes
US8098729B2 · kind B2 · utility
1Cited by
6References
2Claims
0Family size
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Key dates
| Filing date | Oct 22, 2007 |
| Grant date | Jan 17, 2012 |
| Priority date | — |
| Expiry date | Nov 16, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N19/61
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus are provided for implementing B-picture scene changes. A prediction stage predicts a B-picture scene change based upon a sequence of statistical information in an encoder order and a reaction stage is responsive to the prediction stage for modifying a quantization scale of a rate control algorithm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.