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rhubarb-lip-sync
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Convert audio to 8kHz before feeding it to WebRTC for VAC 

This prevents false positives at the beginning of the audio stream. Fixes issue #52.
This commit is contained in:
Daniel Wolf 2019-01-04 20:23:57 +01:00
parent 10632576bd
commit a723942f22
2 changed files with 2 additions and 1 deletions
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1
CHANGELOG.md
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@ -3,6 +3,7 @@
## Unreleased ## Unreleased
* **Added** basic support for non-English recordings through phonetic recognition ([issue #45](https://github.com/DanielSWolf/rhubarb-lip-sync/issues/45)). * **Added** basic support for non-English recordings through phonetic recognition ([issue #45](https://github.com/DanielSWolf/rhubarb-lip-sync/issues/45)).
* **Fixed** a bug that resulted in unwanted mouth movement at beginning of a recording ([issue #53](https://github.com/DanielSWolf/rhubarb-lip-sync/issues/53)).
* **Fixed** a bug that prevented the progress bar from reaching 100% ([issue #48](https://github.com/DanielSWolf/rhubarb-lip-sync/issues/48)). * **Fixed** a bug that prevented the progress bar from reaching 100% ([issue #48](https://github.com/DanielSWolf/rhubarb-lip-sync/issues/48)).
## Version 1.8.0 ## Version 1.8.0

2
rhubarb/src/audio/voiceActivityDetection.cpp
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@ -83,7 +83,7 @@ JoiningBoundedTimeline<void> detectVoiceActivity(
) { ) {
// Prepare audio for VAD // Prepare audio for VAD
const unique_ptr<AudioClip> audioClip = inputAudioClip.clone() const unique_ptr<AudioClip> audioClip = inputAudioClip.clone()
| resample(16000) | resample(8000) // Convert to the internal sampling rate of WebRTC
| removeDcOffset(); | removeDcOffset();
JoiningBoundedTimeline<void> activity(audioClip->getTruncatedRange()); JoiningBoundedTimeline<void> activity(audioClip->getTruncatedRange());