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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "media/audio/win/core_audio_util_win.h" | 5 #include "media/audio/win/core_audio_util_win.h" |
| 6 | 6 |
| 7 #include <stddef.h> | 7 #include <stddef.h> |
| 8 #include <stdint.h> | 8 #include <stdint.h> |
| 9 | 9 |
| 10 #include "base/macros.h" | 10 #include "base/macros.h" |
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| 152 | 152 |
| 153 ScopedComPtr<IMMDeviceEnumerator> enumerator( | 153 ScopedComPtr<IMMDeviceEnumerator> enumerator( |
| 154 CoreAudioUtil::CreateDeviceEnumerator()); | 154 CoreAudioUtil::CreateDeviceEnumerator()); |
| 155 ASSERT_TRUE(enumerator.Get()); | 155 ASSERT_TRUE(enumerator.Get()); |
| 156 | 156 |
| 157 // Enumerate all active input and output devices and fetch the ID of | 157 // Enumerate all active input and output devices and fetch the ID of |
| 158 // the associated device. | 158 // the associated device. |
| 159 EDataFlow flows[] = { eRender , eCapture }; | 159 EDataFlow flows[] = { eRender , eCapture }; |
| 160 for (size_t i = 0; i < arraysize(flows); ++i) { | 160 for (size_t i = 0; i < arraysize(flows); ++i) { |
| 161 ScopedComPtr<IMMDeviceCollection> collection; | 161 ScopedComPtr<IMMDeviceCollection> collection; |
| 162 ASSERT_TRUE(SUCCEEDED(enumerator->EnumAudioEndpoints(flows[i], | 162 ASSERT_TRUE(SUCCEEDED(enumerator->EnumAudioEndpoints( |
| 163 DEVICE_STATE_ACTIVE, collection.Receive()))); | 163 flows[i], DEVICE_STATE_ACTIVE, collection.GetAddressOf()))); |
| 164 UINT count = 0; | 164 UINT count = 0; |
| 165 collection->GetCount(&count); | 165 collection->GetCount(&count); |
| 166 for (UINT j = 0; j < count; ++j) { | 166 for (UINT j = 0; j < count; ++j) { |
| 167 ScopedComPtr<IMMDevice> device; | 167 ScopedComPtr<IMMDevice> device; |
| 168 collection->Item(j, device.Receive()); | 168 collection->Item(j, device.GetAddressOf()); |
| 169 std::string controller_id( | 169 std::string controller_id( |
| 170 CoreAudioUtil::GetAudioControllerID(device.Get(), enumerator.Get())); | 170 CoreAudioUtil::GetAudioControllerID(device.Get(), enumerator.Get())); |
| 171 EXPECT_FALSE(controller_id.empty()); | 171 EXPECT_FALSE(controller_id.empty()); |
| 172 } | 172 } |
| 173 } | 173 } |
| 174 } | 174 } |
| 175 | 175 |
| 176 TEST_F(CoreAudioUtilWinTest, GetFriendlyName) { | 176 TEST_F(CoreAudioUtilWinTest, GetFriendlyName) { |
| 177 ABORT_AUDIO_TEST_IF_NOT(DevicesAvailable()); | 177 ABORT_AUDIO_TEST_IF_NOT(DevicesAvailable()); |
| 178 | 178 |
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| 478 | 478 |
| 479 bool found_a_pair = false; | 479 bool found_a_pair = false; |
| 480 | 480 |
| 481 ScopedComPtr<IMMDeviceEnumerator> enumerator( | 481 ScopedComPtr<IMMDeviceEnumerator> enumerator( |
| 482 CoreAudioUtil::CreateDeviceEnumerator()); | 482 CoreAudioUtil::CreateDeviceEnumerator()); |
| 483 ASSERT_TRUE(enumerator.Get()); | 483 ASSERT_TRUE(enumerator.Get()); |
| 484 | 484 |
| 485 // Enumerate all active input and output devices and fetch the ID of | 485 // Enumerate all active input and output devices and fetch the ID of |
| 486 // the associated device. | 486 // the associated device. |
| 487 ScopedComPtr<IMMDeviceCollection> collection; | 487 ScopedComPtr<IMMDeviceCollection> collection; |
| 488 ASSERT_TRUE(SUCCEEDED(enumerator->EnumAudioEndpoints(eCapture, | 488 ASSERT_TRUE(SUCCEEDED(enumerator->EnumAudioEndpoints( |
| 489 DEVICE_STATE_ACTIVE, collection.Receive()))); | 489 eCapture, DEVICE_STATE_ACTIVE, collection.GetAddressOf()))); |
| 490 UINT count = 0; | 490 UINT count = 0; |
| 491 collection->GetCount(&count); | 491 collection->GetCount(&count); |
| 492 for (UINT i = 0; i < count && !found_a_pair; ++i) { | 492 for (UINT i = 0; i < count && !found_a_pair; ++i) { |
| 493 ScopedComPtr<IMMDevice> device; | 493 ScopedComPtr<IMMDevice> device; |
| 494 collection->Item(i, device.Receive()); | 494 collection->Item(i, device.GetAddressOf()); |
| 495 base::win::ScopedCoMem<WCHAR> wide_id; | 495 base::win::ScopedCoMem<WCHAR> wide_id; |
| 496 device->GetId(&wide_id); | 496 device->GetId(&wide_id); |
| 497 std::string id; | 497 std::string id; |
| 498 base::WideToUTF8(wide_id, wcslen(wide_id), &id); | 498 base::WideToUTF8(wide_id, wcslen(wide_id), &id); |
| 499 found_a_pair = !CoreAudioUtil::GetMatchingOutputDeviceID(id).empty(); | 499 found_a_pair = !CoreAudioUtil::GetMatchingOutputDeviceID(id).empty(); |
| 500 } | 500 } |
| 501 | 501 |
| 502 EXPECT_TRUE(found_a_pair); | 502 EXPECT_TRUE(found_a_pair); |
| 503 } | 503 } |
| 504 | 504 |
| 505 TEST_F(CoreAudioUtilWinTest, GetDefaultOutputDeviceID) { | 505 TEST_F(CoreAudioUtilWinTest, GetDefaultOutputDeviceID) { |
| 506 ABORT_AUDIO_TEST_IF_NOT(DevicesAvailable()); | 506 ABORT_AUDIO_TEST_IF_NOT(DevicesAvailable()); |
| 507 | 507 |
| 508 std::string default_device_id(CoreAudioUtil::GetDefaultOutputDeviceID()); | 508 std::string default_device_id(CoreAudioUtil::GetDefaultOutputDeviceID()); |
| 509 EXPECT_FALSE(default_device_id.empty()); | 509 EXPECT_FALSE(default_device_id.empty()); |
| 510 } | 510 } |
| 511 | 511 |
| 512 } // namespace media | 512 } // namespace media |
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