Apparatus, Network Device And Method For Video/Audio Data Transmission

A network device for video/audio data transmission, comprising:

• a receiving decoding module, a video synchronization module, a mixer, a video encoding module, an audio encoding module and an interface module;
• wherein
• the receiving decoding module is configured to receive remote video/audio data and a stream media transmitted from an IP network, respectively decode the received remote video/audio data and the stream media, input decoded video data to the video synchronization module, and input decoded audio data to the mixer;
• the video synchronization module is configured to combine and synchronize the received video data;
• the mixer is configured to mix the received audio data;
• the video encoding module is configured to receive the video data outputted from the video synchronization module and send the outputted video data to a video terminal via the interface module;
• the audio encoding module is configured to receive the audio data outputted from the mixer and send the outputted video data to the video terminal via the interface module;