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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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20
webrtc/modules/audio_coding/neteq4/neteq_impl.cc
View File

@ -363,7 +363,7 @@ void NetEqImpl::PacketBufferStatistics(int* current_num_packets,
current_memory_size_bytes, max_memory_size_bytes);
}
int NetEqImpl::DecodedRtpInfo(int* sequence_number, uint32_t* timestamp) {
int NetEqImpl::DecodedRtpInfo(int* sequence_number, uint32_t* timestamp) const {
CriticalSectionScoped lock(crit_sect_.get());
if (decoded_packet_sequence_number_ < 0)
return -1;
@ -377,10 +377,16 @@ int NetEqImpl::InsertSyncPacket(const WebRtcRTPHeader& /* rtp_header */,
return kNotImplemented;
}
void NetEqImpl::SetBackgroundNoiseMode(NetEqBackgroundNoiseMode /* mode */) {}
void NetEqImpl::SetBackgroundNoiseMode(NetEqBackgroundNoiseMode mode) {
CriticalSectionScoped lock(crit_sect_.get());
assert(background_noise_.get());
background_noise_->set_mode(mode);
}
NetEqBackgroundNoiseMode NetEqImpl::BackgroundNoiseMode() const {
return kBgnOn;
CriticalSectionScoped lock(crit_sect_.get());
assert(background_noise_.get());
return background_noise_->mode();
}
// Methods below this line are private.
@ -1759,8 +1765,14 @@ void NetEqImpl::SetSampleRateAndChannels(int fs_hz, size_t channels) {
// Delete sync buffer and create a new one.
sync_buffer_.reset(new SyncBuffer(channels, kSyncBufferSize * fs_mult_));
// Delete BackgroundNoise object and create a new one.
// Delete BackgroundNoise object and create a new one, while preserving its
// mode.
NetEqBackgroundNoiseMode current_mode = kBgnOn;
if (background_noise_.get())
current_mode = background_noise_->mode();
background_noise_.reset(new BackgroundNoise(channels));
background_noise_->set_mode(current_mode);
// Reset random vector.
random_vector_.Reset();