1 files changed, 49 insertions, 0 deletions
diff --git a/third_party/libwebrtc/test/testsupport/copy_to_file_audio_capturer.h b/third_party/libwebrtc/test/testsupport/copy_to_file_audio_capturer.h
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+++ b/third_party/libwebrtc/test/testsupport/copy_to_file_audio_capturer.h
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+/*
+ *  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.
+ */
+
+#ifndef TEST_TESTSUPPORT_COPY_TO_FILE_AUDIO_CAPTURER_H_
+#define TEST_TESTSUPPORT_COPY_TO_FILE_AUDIO_CAPTURER_H_
+
+#include <memory>
+#include <string>
+
+#include "absl/types/optional.h"
+#include "api/array_view.h"
+#include "common_audio/wav_file.h"
+#include "modules/audio_device/include/test_audio_device.h"
+#include "rtc_base/buffer.h"
+
+namespace webrtc {
+namespace test {
+
+// TestAudioDeviceModule::Capturer that will store audio data, captured by
+// delegate to the specified output file. Can be used to create a copy of
+// generated audio data to be able then to compare it as a reference with
+// audio on the TestAudioDeviceModule::Renderer side.
+class CopyToFileAudioCapturer : public TestAudioDeviceModule::Capturer {
+ public:
+  CopyToFileAudioCapturer(
+      std::unique_ptr<TestAudioDeviceModule::Capturer> delegate,
+      std::string stream_dump_file_name);
+  ~CopyToFileAudioCapturer() override;
+
+  int SamplingFrequency() const override;
+  int NumChannels() const override;
+  bool Capture(rtc::BufferT<int16_t>* buffer) override;
+
+ private:
+  std::unique_ptr<TestAudioDeviceModule::Capturer> delegate_;
+  std::unique_ptr<WavWriter> wav_writer_;
+};
+
+}  // namespace test
+}  // namespace webrtc
+
+#endif  // TEST_TESTSUPPORT_COPY_TO_FILE_AUDIO_CAPTURER_H_