发明名称 |
VIDEO QUALITY ESTIMATION DEVICE, VIDEO QUALITY ESTIMATION METHOD, FRAME TYPE JUDGMENT METHOD, AND RECORDING MEDIUM |
摘要 |
<p>A video quality estimation device includes a frame type judgment unit (15B) and a video quality estimation unit (15C). The frame type judgment unit (15B) calculates the number of TS packets constituting respective frames as a frame data amount of the frame according to the frame start position contained in the TS packets of inputted video communication and identifies the frame type according to the data amounts of the frames. The video quality estimation unit (15C) estimates the video quality concerning the video communication according to the frame type of each frame obtained by the frame type judgment unit (15B), a frame configuration (14A) of the elementary stream read out from a storage unit (14), and the loss state of the TS packets detected from the TS packets of the video communication.</p> |
申请公布号 |
WO2009025357(A1) |
申请公布日期 |
2009.02.26 |
申请号 |
WO2008JP65009 |
申请日期 |
2008.08.22 |
申请人 |
NIPPON TELEGRAPH AND TELEPHONE CORPORATION;USHIKI, KAZUNARI |
发明人 |
USHIKI, KAZUNARI |
分类号 |
H04N17/00;H04N19/102;H04N19/103;H04N19/134;H04N19/146;H04N19/172;H04N19/196;H04N19/44;H04N19/50;H04N19/89 |
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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