1 files changed, 45 insertions, 0 deletions
diff --git a/third_party/libwebrtc/test/testsupport/copy_to_file_audio_capturer.cc b/third_party/libwebrtc/test/testsupport/copy_to_file_audio_capturer.cc
new file mode 100644
index 0000000000..6de8e7fd99
--- /dev/null
+++ b/third_party/libwebrtc/test/testsupport/copy_to_file_audio_capturer.cc
@@ -0,0 +1,45 @@
+/*
+ *  Copyright (c) 2019 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.
+ */
+
+#include "test/testsupport/copy_to_file_audio_capturer.h"
+
+#include <memory>
+#include <utility>
+
+namespace webrtc {
+namespace test {
+
+CopyToFileAudioCapturer::CopyToFileAudioCapturer(
+    std::unique_ptr<TestAudioDeviceModule::Capturer> delegate,
+    std::string stream_dump_file_name)
+    : delegate_(std::move(delegate)),
+      wav_writer_(std::make_unique<WavWriter>(std::move(stream_dump_file_name),
+                                              delegate_->SamplingFrequency(),
+                                              delegate_->NumChannels())) {}
+CopyToFileAudioCapturer::~CopyToFileAudioCapturer() = default;
+
+int CopyToFileAudioCapturer::SamplingFrequency() const {
+  return delegate_->SamplingFrequency();
+}
+
+int CopyToFileAudioCapturer::NumChannels() const {
+  return delegate_->NumChannels();
+}
+
+bool CopyToFileAudioCapturer::Capture(rtc::BufferT<int16_t>* buffer) {
+  bool result = delegate_->Capture(buffer);
+  if (result) {
+    wav_writer_->WriteSamples(buffer->data(), buffer->size());
+  }
+  return result;
+}
+
+}  // namespace test
+}  // namespace webrtc