Video communication quality estimation apparatus, method, and program

At the same time, (12) The sound is delayed by (. 21A) and the video quality evaluation value multimode quality estimation unit (11) based on the evaluation value of sound quality (. 21B), speculated that multi-mode quality value (. 23A), the delay quality deterioration amount estimation unit time (. 22A) and the video delay time (22B), suggesting that the delay quality deterioration amount (23B), a (13) (23A) and the delay quality deterioration amount (23B) according to the multi-mode quality value of a video communication quality estimation unit estimated video communication quality value (24).