US 11,838,673 B2
Video processing apparatus, video processing system and video processing method
Kenichi Matsumoto, Shizuoka (JP)
Assigned to Roland Corporation, Shizuoka (JP)
Filed by Roland Corporation, Shizuoka (JP)
Filed on Dec. 23, 2022, as Appl. No. 18/087,828.
Claims priority of application No. 2021-214498 (JP), filed on Dec. 28, 2021.
Prior Publication US 2023/0209002 A1, Jun. 29, 2023
Int. Cl. H04N 5/06 (2006.01); H04N 5/38 (2006.01)
CPC H04N 5/06 (2013.01) [H04N 5/38 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A video processing apparatus, comprising:
an audio acquisition part acquiring audio from an audio input device connected;
a video reception part receiving video from a video output device;
a video transmission time reception part receiving, from the video output device, a video transmission time, which is a time at which the video received by the video reception part is transmitted from the video output device;
a video processing part processing the video received by the video reception part;
a video processing completion time acquisition part acquiring a video processing completion time, which is a time at which processing performed by the video processing part is completed;
a delay time calculation part calculating a delay time, which is a time difference between the video processing completion time acquired by the video processing completion time acquisition part and the video transmission time received by the video transmission time reception part;
a delayed audio creation part creating delayed audio obtained by delaying the audio acquired by the audio acquisition part by the delay time calculated by the delay time calculation part; and
an output part outputting the video processed by the video processing part and the delayed audio created by the delayed audio creation part.