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API add to set background noise mode.

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Background noise mode.

BUG=
R=henrik.lundin@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/2194005

git-svn-id: http://webrtc.googlecode.com/svn/trunk@4835 4adac7df-926f-26a2-2b94-8c16560cd09d
This commit is contained in:
turaj@webrtc.org
2013-09-25 00:07:27 +00:00
parent 8d757ac0a2
commit ff43c85ef1
6 changed files with 166 additions and 25 deletions
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8
webrtc/modules/audio_coding/neteq4/expand.cc
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@ -294,8 +294,8 @@ int Expand::Process(AudioMultiVector<int16_t>* output) {
// Unmute the background noise.
int16_t bgn_mute_factor = background_noise_->MuteFactor(channel_ix);
BackgroundNoise::BackgroundNoiseMode bgn_mode = background_noise_->mode();
if (bgn_mode == BackgroundNoise::kBgnFade &&
NetEqBackgroundNoiseMode bgn_mode = background_noise_->mode();
if (bgn_mode == kBgnFade &&
consecutive_expands_ >= kMaxConsecutiveExpands &&
bgn_mute_factor > 0) {
// Fade BGN to zero.
@ -317,8 +317,8 @@ int Expand::Process(AudioMultiVector<int16_t>* output) {
} else if (bgn_mute_factor < 16384) {
// If mode is kBgnOff, or if kBgnFade has started fading,
// Use regular |mute_slope|.
if (!stop_muting_ && bgn_mode != BackgroundNoise::kBgnOff &&
!(bgn_mode == BackgroundNoise::kBgnFade &&
if (!stop_muting_ && bgn_mode != kBgnOff &&
!(bgn_mode == kBgnFade &&
consecutive_expands_ >= kMaxConsecutiveExpands)) {
DspHelper::UnmuteSignal(noise_vector, static_cast<int>(current_lag),
&bgn_mute_factor, parameters.mute_slope,