Patent ID: 8375416
Filing Date: 2013-02-12
Classification: H04N

Abstract:
1. A method of normalizing an audio level of multi-media content, the method comprising: accessing closed captioning data that is related to the multi-media content; determining one or more locations in the closed captioning data that correspond to one or more instances of spoken dialog in the multi-media content; accessing an audio portion of the multi-media content; locating the one or more instances of spoken dialog within the audio portion of the multi-media content based on the one or more locations in the closed captioning data related to the multi-media content; and for each of the one or more instances of spoken dialog, detecting an actual sound level of the audio portion of the multi-media content based on the located one or more instances of spoken dialog; and using the detected actual sound levels of the audio portion of the multi-media content to normalize the audio level of the multi-media content during normal playback.