DATA TRANSMISSION DEVICE, DATA TRANSMISSION MTHOD, AUDIO-VISUAL ENVIRONMENT CONTROL DEVCICE, AUDIO-VISUAL ENVIRONMENT CONTROL METHOD, AND AUDIO-VISUAL ENVIRONMENT CONTROL SYSTEM

摘要

A data reception device (2) is provided with a reception section (21) for controlling an audio-visual environment device according to the feature amount of video data or audio data configured from one or more frames, and receiving reference information indicating a calculation region when the feature amount of the video data or the audio data is calculated, and an effect control data generating section (25) for calculating the feature amount of the video data or the audio data in the calculation region indicated by the reference information.