METHOD, DEVICE AND SYSTEM FOR EVALUATING QUALITY OF VIDEO CODE STREAM

摘要

A method for evaluating quality of video code stream is disclosed in the embodiments of the present invention, which includes the steps of: acquiring the video code stream; acquiring the encoding information of the video frames; performing single frame quality evaluation according to the encoding information of the video frames; performing sequence quality evaluation according to the single frame quality evaluation results. A device and system for evaluating quality of video code stream are also provided in the embodiments of the present invention, which can predict accurately quality of video data packets transmitted on channels, and, can obtain instantly the single frame quality evaluation results of the video frames.