High-definition video and audio network encoder supporting multi-path code stream output

The utility model relates to a high-definition video and audio network encoder supporting multipath code stream output, which belongs to the technical field of broadcast digital televisions, and comprises a casing, a video and audio encoding plate and a front panel are arranged in the casing, the video and audio encoding plate is electrically connected with the front panel, and the front panel is used for providing display and key operation functions; according to the utility model, through the built-in video and audio coding board, video and audio signal input of HD-SDI or HDMI is realized, coding and output of three paths of video and audio code streams are supported, packaging is carried out through a network packaging protocol, and output of three paths of high-definition video and audio data streams is realized, so that coding transmission requirements of multiple paths of coding code streams with different code rates are met, and the coding transmission efficiency is improved. And the adaptability is im