发明名称 |
Method and system for video quality measurements |
摘要 |
A method of measuring a quality of a test video stream, the method comprising measuring a content richness fidelity feature of the test video stream based on occurrences of color values in image frames of the test video stream; measuring a block-fidelity feature of the test video stream based on distortion at block-boundaries in the image frames of the test video stream; measuring a distortion-invisibility feature of the test video stream based on distortion at pixels of the image frames of the test video stream; and determining a quality rating for the test video stream based on the content richness fidelity feature, the block-fidelity feature and the distortion-invisibility feature measured.
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申请公布号 |
US7733372(B2) |
申请公布日期 |
2010.06.08 |
申请号 |
US20040581579 |
申请日期 |
2004.12.02 |
申请人 |
AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH |
发明人 |
ONG EE PING;YANG XIAOKANG;LIN WEISI;LU ZHONGKANG;YAO SUSU |
分类号 |
H04N17/00;H04N7/26;H04N17/02 |
主分类号 |
H04N17/00 |
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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