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Patent Searching and Data


Title:
METHOD AND DEVICE FOR ASSESSING PICTURE QUALITY
Document Type and Number:
WIPO Patent Application WO/2018/187917
Kind Code:
A1
Abstract:
A method and device for assessing picture quality. The method comprises: acquiring a first picture (S101); performing preprocessing on the first picture so as to obtain a preprocessed picture (S102); performing edge detection on the preprocessed picture so as to count the number N of edge points, N being a positive integer (S103); and when N is greater than or equal to a first threshold, using the first picture for determining the type of a target video file (S104). The method improves the efficiency of video format recognition.

Inventors:
XIE, Jun (A4-1501, Kexing Science Park No.15 Keyuan Rd.,Science and Technology Park, Nanshan Distric, Shenzhen Guangdong 2, 518052, CN)
Application Number:
CN2017/079975
Publication Date:
October 18, 2018
Filing Date:
April 10, 2017
Export Citation:
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Assignee:
SHENZHEN ROYOLE TECHNOLOGIES CO., LTD (A4-1501, Kexing Science Park No.15 Keyuan Rd.,Science and Technology Park, Nanshan Distric, Shenzhen Guangdong 2, 518052, CN)
International Classes:
G06T7/00
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (Room 1508, Huihua Commercial & Trade BuildingNo. 80, Xianlie Zhong Road, Yuexiu Distric, Guangzhou Guangdong 0, 510070, CN)
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