发明名称 Selective reencoding for GOP conformity
摘要 Systems and methods for editing and selectively encoding video. In general, in one implementation, the method includes generating video segments from portions of one or more video sources, at least one video source being encoded to have interframe dependencies; generating a video sequence from the video segments; scanning the generated video sequence to identify invalid interframe dependencies; and selectively reencoding portions of the generated video sequence to generate an output video sequence having valid interframe dependencies. The method may further comprise generating the output video sequence without reencoding valid portions of the video sequence. Valid portions of the video sequence may comprise portions lacking invalid interframe dependencies or buffer violations.
申请公布号 US8437392(B2) 申请公布日期 2013.05.07
申请号 US20050107320 申请日期 2005.04.15
申请人 CHOU PETER HUNGYE;WALLACE GREGORY KENT;AGARWAL SACHIN;LU JIAN;APPLE INC. 发明人 CHOU PETER HUNGYE;WALLACE GREGORY KENT;AGARWAL SACHIN;LU JIAN
分类号 H04N7/12 主分类号 H04N7/12
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