Link things together and enable the device selection for linux and mac.

media/audio/mac/audio_low_latency_input_mac_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/basictypes.h"
 #include "base/environment.h"
 #include "base/test/test_timeouts.h"
 #include "base/threading/platform_thread.h"
 #include "media/audio/audio_io.h"
-#include "media/audio/audio_manager.h"
+#include "media/audio/audio_manager_base.h"
 #include "media/audio/mac/audio_low_latency_input_mac.h"
 #include "media/base/seekable_buffer.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using ::testing::_;
 using ::testing::AnyNumber;
 using ::testing::Between;
 using ::testing::Ge;
 using ::testing::NotNull;
@@ skipping 76 matching lines @@
 }
 
 // Convenience method which creates a default AudioInputStream object using
 // a 10ms frame size and a sample rate which is set to the hardware sample rate.
 static AudioInputStream* CreateDefaultAudioInputStream() {
   AudioManager* audio_man = AudioManager::GetAudioManager();
   int fs = static_cast<int>(AUAudioInputStream::HardwareSampleRate());
   int samples_per_packet = fs / 100;
   AudioInputStream* ais = audio_man->MakeAudioInputStream(
       AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY,
-      CHANNEL_LAYOUT_STEREO, fs, 16, samples_per_packet));
+      CHANNEL_LAYOUT_STEREO, fs, 16, samples_per_packet), "default");

[henrika (OOO until Aug 14), 2011/11/17 11:26:15]

Use constant.

[no longer working on chromium, 2011/11/17 14:15:26]

Done.

   EXPECT_TRUE(ais);
   return ais;
 }
 
 // Convenience method which creates an AudioInputStream object with a specified
 // channel layout.
 static AudioInputStream* CreateAudioInputStream(ChannelLayout channel_layout) {
   AudioManager* audio_man = AudioManager::GetAudioManager();
   int fs = static_cast<int>(AUAudioInputStream::HardwareSampleRate());
   int samples_per_packet = fs / 100;
   AudioInputStream* ais = audio_man->MakeAudioInputStream(
       AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY,
-      channel_layout, fs, 16, samples_per_packet));
+      channel_layout, fs, 16, samples_per_packet),
+      AudioManagerBase::kDefaultDeviceId);
   EXPECT_TRUE(ais);
   return ais;
 }
 
 
 // Test Create(), Close().
 TEST(MacAudioInputTest, AUAudioInputStreamCreateAndClose) {
   if (!CanRunAudioTests())
     return;
   AudioInputStream* ais = CreateDefaultAudioInputStream();
@@ skipping 153 matching lines @@
   fprintf(stderr, "               Sample rate: %d\n", fs);
   WriteToFileAudioSink file_sink(file_name);
   fprintf(stderr, "               >> Speak into the mic while recording...\n");
   ais->Start(&file_sink);
   base::PlatformThread::Sleep(TestTimeouts::action_timeout_ms());
   ais->Stop();
   fprintf(stderr, "               >> Recording has stopped.\n");
   ais->Close();
 }