Video processing method

The invention provides a video processing method, comprising: for a security monitoring system including a video monitoring system and an audio monitoring system, when the audio monitoring system detects an abnormal sound change, recording the time of an abnormal event and writing in audio monitoring code stream, simultaneously analyzing the direction of sound, then adjusting a video monitoring camera to obtain an optional monitoring angle, opening video monitoring, recording the time of the abnormal event to synchronize with the audio monitoring code stream, and storing video codes; comparing different front and back images to determine an image block corresponding to the abnormal event, trying to perform analysis, and if the type of the abnormal event can be successfully analyzed to be a monitoring target event, handling the abnormal event according to a set handling mode; and if the monitoring target event cannot be detected, recording the abnormal event for later retrieval and query of monitoring personne