Remove VoEHardware interface usage.

webrtc/media/engine/adm_helpers.cc

+/*
+ *  Copyright (c) 2017 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 "webrtc/media/engine/adm_helpers.h"
+
+#include "webrtc/base/logging.h"
+#include "webrtc/modules/audio_device/include/audio_device.h"
+
+namespace webrtc {
+namespace adm_helpers {
+
+// On Windows Vista and newer, Microsoft introduced the concept of "Default
+// Communications Device". This means that there are two types of default
+// devices (old Wave Audio style default and Default Communications Device).
+//
+// On Windows systems which only support Wave Audio style default, uses either
+// -1 or 0 to select the default device.
+//
+// Using a #define for AUDIO_DEVICE since we will call *different* versions of
+// the ADM functions, depending on the ID type.
+#if defined(WEBRTC_WIN)
+#define AUDIO_DEVICE_ID \
+    (AudioDeviceModule::WindowsDeviceType::kDefaultCommunicationDevice)
+#else
+#define AUDIO_DEVICE_ID (0u)
+#endif  // defined(WEBRTC_WIN)
+
+void SetRecordingDevice(AudioDeviceModule* adm) {
+  RTC_DCHECK(adm);
+
+  // Save recording status and stop recording.
+  bool was_recording = adm->Recording();

[henrika_webrtc, 2017/03/13 11:15:55]

const would not hurt

[the sun, 2017/03/15 12:47:57]

Done.

[henrika_webrtc, 2017/03/15 12:50:18]

Acknowledged.

+  if (was_recording && adm->StopRecording() != 0) {
+    LOG(LS_ERROR) << "Unable to stop recording.";
+    return;
+  }
+
+  // Set device and stereo mode.
+  if (adm->SetRecordingChannel(AudioDeviceModule::kChannelBoth) != 0) {
+    LOG(LS_ERROR) << "Unable to set recording channel to kChannelBoth.";
+  }
+  if (adm->SetRecordingDevice(AUDIO_DEVICE_ID) != 0) {
+    LOG(LS_ERROR) << "Unable to set recording device.";
+    return;
+  }
+
+  // Init microphone, so user can do volume settings etc.
+  if (adm->InitMicrophone() != 0) {
+    LOG(LS_ERROR) << "Unable to access microphone.";
+  }
+
+  // Set number of channels
+  bool available = false;
+  if (adm->StereoRecordingIsAvailable(&available) != 0) {
+    LOG(LS_ERROR) << "Failed to query stereo recording.";
+  }
+  if (adm->SetStereoRecording(available) != 0) {
+    LOG(LS_ERROR) << "Failed to set stereo recording mode.";
+  }
+
+  // Restore recording if it was enabled already when calling this function.
+  if (was_recording) {
+    if (adm->InitRecording() != 0) {
+      LOG(LS_ERROR) << "Failed to initialize recording.";
+      return;
+    }
+    if (adm->StartRecording() != 0) {
+      LOG(LS_ERROR) << "Failed to start recording.";
+      return;
+    }
+  }
+
+  LOG(LS_INFO) << "Set recording device.";
+}
+
+void SetPlayoutDevice(AudioDeviceModule* adm) {
+  RTC_DCHECK(adm);
+
+  // Save playing status and stop playout.
+  bool was_playing = adm->Playing();
+  if (was_playing && adm->StopPlayout() != 0) {
+    LOG(LS_ERROR) << "Unable to stop playout.";
+  }
+
+  // Set device.
+  if (adm->SetPlayoutDevice(AUDIO_DEVICE_ID) != 0) {
+    LOG(LS_ERROR) << "Unable to set playout device.";
+    return;
+  }
+
+  // Init speaker, so user can do volume settings etc.
+  if (adm->InitSpeaker() != 0) {
+    LOG(LS_ERROR) << "Unable to access speaker.";
+  }
+
+  // Set number of channels
+  bool available = false;
+  if (adm->StereoPlayoutIsAvailable(&available) != 0) {
+    LOG(LS_ERROR) << "Failed to query stereo playout.";
+  }
+  if (adm->SetStereoPlayout(available) != 0) {
+    LOG(LS_ERROR) << "Failed to set stereo playout mode.";
+  }
+
+  // Restore recording if it was enabled already when calling this function.
+  if (was_playing) {
+    if (adm->InitPlayout() != 0) {
+      LOG(LS_ERROR) << "Failed to initialize playout.";
+      return;
+    }
+    if (adm->StartPlayout() != 0) {
+      LOG(LS_ERROR) << "Failed to start playout.";
+      return;
+    }
+  }
+
+  LOG(LS_INFO) << "Set playout device.";
+}
+
+}  // namespace adm_helpers
+}  // namespace webrtc