Patent ID: 8947597
Filing Date: 2015-02-03
Classification: H04N

Abstract:
1. A video reproducing device comprising: a separation controller configured to receive a video signal and an audio signal synchronized with the video signal, and to separate a background sound and a voice in the audio signal; and a processor configured to select at least one of a plurality of image quality improvement processing schemes based on an analysis of the voice and the background sound, and to apply the selected image quality improvement processing scheme to the video signal, wherein the analysis of the voice and the background is based on a relative relation between the voice and the background sound, the relative relation comprises a change in loudness of the voice relative to the loudness of the background sound, and, when it is determined that the change in the loudness comprises a relative increase of the loudness of the voice compared with the loudness of the background sound, edge enhancement processing is selected as the image quality improvement processing scheme.