System and method for real-time adjustment of volume during live broadcasting

A live broadcasting backend, comprising a system for real-time adjustment of a volume during live broadcasting, the system being arranged in a live broadcasting backend, wherein the system comprises a transcoder and a volume adjusting device, wherein:

• the transcoder comprises a decoding unit and an encoding unit, wherein the decoding unit is configured to decode in real time a live broadcasting audio and video uploaded to the live broadcasting backend into original audio and video signals;
• and the encoding unit is configured to encode in real time the original audio and video signals into encoded audio and video signals;
• and
• the volume adjusting device is arranged between the decoding unit and the encoding unit, and configured to adjust the volume of the original audio signal output by the decoding unit to the encoding unit, in response to a volume adjusting instruction.

A method for real-time adjustment of a volume during live broadcasting, the method being performed at a live broadcasting backend, wherein the method comprises the operations of:

• the operation S1 of decoding in real time a live broadcasting audio and video uploaded to the live broadcasting backend into original audio and video signals;
• the operation S2 of adjusting the volume of the original audio signal in response to a volume adjusting instruction;
• the operation S3 of encoding in real time the original video signal, and the volume-adjusted original audio signal;
• and
• the operation S4 of transmitting the audio and video signals encoded to a terminal device.