Add NetEq::FilteredCurrentDelayMs() and use it in VoiceEngine

webrtc/modules/audio_coding/acm2/audio_coding_module.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 139 matching lines @@
   // Maximum playout delay.
   int SetMaximumPlayoutDelay(int time_ms) override;
 
   // Smallest latency NetEq will maintain.
   int LeastRequiredDelayMs() const override;
 
   RTC_DEPRECATED int32_t PlayoutTimestamp(uint32_t* timestamp) override;
 
   rtc::Optional<uint32_t> PlayoutTimestamp() override;
 
+  int FilteredCurrentDelayMs() const override;
+
   // Get 10 milliseconds of raw audio data to play out, and
   // automatic resample to the requested frequency if > 0.
   int PlayoutData10Ms(int desired_freq_hz,
                       AudioFrame* audio_frame,
                       bool* muted) override;
   int PlayoutData10Ms(int desired_freq_hz, AudioFrame* audio_frame) override;
 
   /////////////////////////////////////////
   //   Statistics
   //
@@ skipping 1024 matching lines @@
   if (!ts)
     return -1;
   *timestamp = *ts;
   return 0;
 }
 
 rtc::Optional<uint32_t> AudioCodingModuleImpl::PlayoutTimestamp() {
   return receiver_.GetPlayoutTimestamp();
 }
 
+int AudioCodingModuleImpl::FilteredCurrentDelayMs() const {
+  return receiver_.FilteredCurrentDelayMs();
+}
+
 bool AudioCodingModuleImpl::HaveValidEncoder(const char* caller_name) const {
   if (!encoder_stack_) {
     WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, id_,
                  "%s failed: No send codec is registered.", caller_name);
     return false;
   }
   return true;
 }
 
 int AudioCodingModuleImpl::UnregisterReceiveCodec(uint8_t payload_type) {
@@ skipping 103 matching lines @@
 // Checks the validity of the parameters of the given codec
 bool AudioCodingModule::IsCodecValid(const CodecInst& codec) {
   bool valid = acm2::RentACodec::IsCodecValid(codec);
   if (!valid)
     WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, -1,
                  "Invalid codec setting");
   return valid;
 }
 
 }  // namespace webrtc