audio_manager_android.cc revision 5821806d5e7f356e8fa4b058a389a808ea183019 
103b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved.
203b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be
303b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)// found in the LICENSE file.
403b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)
503b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)#include "media/audio/android/audio_manager_android.h"
603b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)
703b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)#include "base/logging.h"
803b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)#include "media/audio/android/opensles_input.h"
903b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)#include "media/audio/android/opensles_output.h"
1003b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)#include "media/audio/audio_manager.h"
1103b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)#include "media/audio/fake_audio_input_stream.h"
1203b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)
1303b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)namespace media {
1403b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)
1503b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)// Maximum number of output streams that can be open simultaneously.
1603b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)static const int kMaxOutputStreams = 10;
1703b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)
1803b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)AudioManager* CreateAudioManager() {
1903b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)  return new AudioManagerAndroid();
201320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci}
211320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
221320f92c476a1ad9d19dba2a48c72b75566198e9Primiano TucciAudioManagerAndroid::AudioManagerAndroid() {
231320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci  SetMaxOutputStreamsAllowed(kMaxOutputStreams);
241320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci}
251320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
261320f92c476a1ad9d19dba2a48c72b75566198e9Primiano TucciAudioManagerAndroid::~AudioManagerAndroid() {
271320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci  Shutdown();
281320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci}
291320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
301320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccibool AudioManagerAndroid::HasAudioOutputDevices() {
311320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci  return true;
321320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci}
331320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
341320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccibool AudioManagerAndroid::HasAudioInputDevices() {
351320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci  return false;
361320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci}
371320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
381320f92c476a1ad9d19dba2a48c72b75566198e9Primiano TucciAudioOutputStream* AudioManagerAndroid::MakeLinearOutputStream(
391320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci      const AudioParameters& params) {
401320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci  DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format());
411320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci  return new OpenSLESOutputStream(this, params);
421320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci}
4303b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)
4403b57e008b61dfcb1fbad3aea950ae0e001748b0Torne (Richard Coles)AudioOutputStream* AudioManagerAndroid::MakeLowLatencyOutputStream(
45      const AudioParameters& params) {
46  DCHECK_EQ(AudioParameters::AUDIO_PCM_LOW_LATENCY, params.format());
47  return new OpenSLESOutputStream(this, params);
48}
49
50AudioInputStream* AudioManagerAndroid::MakeLinearInputStream(
51    const AudioParameters& params, const std::string& device_id) {
52  DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format());
53  return new OpenSLESInputStream(this, params);
54}
55
56AudioInputStream* AudioManagerAndroid::MakeLowLatencyInputStream(
57    const AudioParameters& params, const std::string& device_id) {
58  DCHECK_EQ(AudioParameters::AUDIO_PCM_LOW_LATENCY, params.format());
59  return new OpenSLESInputStream(this, params);
60}
61
62}  // namespace media
63