声源跟踪控制方法和控制装置、声源跟踪系统

文档序号:231721 发布日期:2021-11-09 浏览:12次 >En<

阅读说明:本技术 声源跟踪控制方法和控制装置、声源跟踪系统 (Sound source tracking control method and control device, and sound source tracking system ) 是由 王建亭 邵喜斌 布占场 孟智明 雷利平 石阳 孙元慧 于 2020-02-24 设计创作,主要内容包括:一种声源跟踪控制方法和控制装置(82)、声源跟踪系统。声源跟踪控制装置(82)从第一音频采集电路(F1,811)采集的第一音频信息中提取第一音频段,并同步地从第二音频采集电路(F2,812)采集的第二音频信息中提取第二音频段(101);根据第一音频段和第二音频段中的预设峰值之间的偏差,确定第一音频段和第二音频段的第一时间偏移量(102);根据第一时间偏移量,确定声源相距第一音频采集电路(F1,811)的第一距离和声源相距第二音频采集电路(F2,812)的第二距离的第一距离差(103);根据第一距离差,确定声源的第一偏移角(104);根据第一偏移角调整视频采集电路(83)的视频采集方向,以便视频采集电路(83)对准声源(105)。(A sound source tracking control method, a sound source tracking control device (82) and a sound source tracking system are provided. A sound source tracking control apparatus (82) extracts a first audio piece from first audio information collected by a first audio collecting circuit (F1,811), and synchronously extracts a second audio piece (101) from second audio information collected by a second audio collecting circuit (F2,812); determining a first time offset for the first audio piece and the second audio piece based on a deviation between preset peaks in the first audio piece and the second audio piece (102); determining a first distance difference (103) of a first distance of the sound source from the first audio acquisition circuit (F1,811) and a second distance of the sound source from the second audio acquisition circuit (F2,812) according to the first time offset; determining a first offset angle (104) of the sound source based on the first distance difference; the video capture direction of the video capture circuit (83) is adjusted according to the first offset angle so that the video capture circuit (83) is directed at the sound source (105).)

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