发明名称 |
METHOD AND DEVICE FOR CONTROLLING CODE RATE |
摘要 |
<p>A method and device for controlling a code rate are provided, and this application relates to a video communication technology. The method for controlling a code rate includes the following steps. An output target bit of a current frame is acquired, where the current frame is a currently processed input frame. A target quantization parameter is acquired according to the output target bit by utilizing a nonlinear code rate control model. The present invention is applicable to transcoding between compressed videos.</p> |
申请公布号 |
EP2293568(A4) |
申请公布日期 |
2011.08.03 |
申请号 |
EP20090753501 |
申请日期 |
2009.05.31 |
申请人 |
HUAWEI TECHNOLOGIES CO., LTD.;UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA |
发明人 |
WANG, XIAOYANG;ZHANG, YI;WANG, JING |
分类号 |
H04N7/30;H04N7/26;H04N7/50 |
主分类号 |
H04N7/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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