Device and method for automatically removing a background sound source of a video

A device for removing a background sound source, comprising:

• a memory configured to store one or more instructions;
• and
• a processor configured to execute the one or more instructions stored in the memory, wherein the processor executes the one or more instructions to
• separate, using a first separation model, an audio data including at least one sound source component into a first component related to a human voice and a second component related to sounds other than a human voice,
• separate, using a second separation model, the first component into a vocal component included in the background sound source and a speech component excluded from the background sound source,
• separate, using a third separation model, the second component into a music component included in the background sound source and a noise component excluded from the background sound source, and
• generate, by synthesizing the speech component and the noise component, new audio data with the background sound source for the audio data removed.