| 摘要 |
PROBLEM TO BE SOLVED: To quickly locate a content/non-content change point. SOLUTION: A change point between a content portion and a non-content portion is located by finding an audio gap in audio data. As a parameter for locating the content/non-content change point, global_gain of AAC (Advanced Audio Coding) is used. Then, the content/non-content change point can be located without decoding audio data. COPYRIGHT: (C)2010,JPO&INPIT |
