Multi-channel video and audio online-type playing and editing system

Abstract

The invention provides a multi-channel video and audio online-type playing and editing system which comprises a computer hardware system as an operation platform and a software system. The software system comprises a video and audio collecting module, a video and audio monitoring module, a video and audio marking and switching module, a video timeline module, an audio timeline module, a video and audio image-text composite file output module, a caption editing module, a caption listing module, a caption image-text timeline module and a video and audio image-text project file output module, wherein the video and audio collecting module is used for collecting signal sources, the video and audio monitoring module is used for monitoring the signal sources, the video and audio marking and the switching module is used for marking the collected signal sources, sending marked videos to the video timeline module to obtain editable video project files, sending marked audios to the audio timeline module to obtain editable audio project files and sending the videos and the audios to the video and audio image-text composite file output module to obtain composite finished video and audio files, the caption editing module, the caption listing module and the caption image-text timeline module are connected in sequence to form editable caption image-text project files, and the video and audio image-text project file output module is used for forming editable video and audio image-text project files. The multi-channel video and audio online-type playing and editing system can form finished files and editable project files and can achieve the functions of broadcasting director recall, simultaneous recording and editing, one-way recording and multi-way recording.

Description

technical field [0001] The invention relates to the technical field of studio video and audio editing, in particular to a multi-channel video and audio online studio editing system. Background technique [0002] There are two main methods of multi-channel video recording in the studio today: [0003] (1) Studio recording method based on traditional hardware equipment. The main equipment consists of broadcasting switching equipment (equipment for switching multiple video signal sources), storage system (equipment for storing video and audio tapes or data files), subtitle machine system (equipment for outputting subtitles on-site in the studio), etc. [0004] (2) Multi-channel video and audio studio recording method based on computer platform. This method fully ITizes the studio recording system based on traditional hardware equipment in the first type, and realizes the switching and recording of multiple signal sources in the studio through the software system. [0005] Di...

AI Technical Summary

Problems solved by technology

[0008] In view of the above-mentioned defects and problems of the prior art, the purpose of the present invention is to provide a multi-channel video and audio online studio editing system, which solves the problem that the existing video and audio studio editing technology cannot realize online editing and director switching backtracking

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