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Bug 791642 - nsIAudioManager: support voice volume. r=philikon

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1. Provide api for adjusting volume based on each stream.
  2. Modify settings.js for listening the changing for stream volume.
This commit is contained in:
Marco Chen 2012-11-02 17:36:46 +08:00
parent 5c11a321fd
commit 24d7c0cc45
4 changed files with 99 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
b2g/chrome/content/settings.js
View File

@ -64,6 +64,33 @@ SettingsListener.observe('audio.volume.master', 0.5, function(value) {
audioManager.masterVolume = Math.max(0.0, Math.min(value, 1.0));
});
const nsIAudioManager = Ci.nsIAudioManager;
let audioSettings = [
// settings name, default value, stream type
['audio.volume.voice_call', 10, nsIAudioManager.STREAM_TYPE_VOICE_CALL],
['audio.volume.system', 10, nsIAudioManager.STREAM_TYPE_SYSTEM],
['audio.volume.ring', 7, nsIAudioManager.STREAM_TYPE_RING],
['audio.volume.music', 15, nsIAudioManager.STREAM_TYPE_MUSIC],
['audio.volume.alarm', 7, nsIAudioManager.STREAM_TYPE_ALARM],
['audio.volume.notification', 7, nsIAudioManager.STREAM_TYPE_NOTIFICATION],
['audio.volume.bt_sco', 15, nsIAudioManager.STREAM_TYPE_BLUETOOTH_SCO],
['audio.volume.enforced_audible', 7, nsIAudioManager.STREAM_TYPE_ENFORCED_AUDIBLE],
['audio.volume.dtmf', 15, nsIAudioManager.STREAM_TYPE_DTMF],
['audio.volume.tts', 15, nsIAudioManager.STREAM_TYPE_TTS],
['audio.volume.fm', 10, nsIAudioManager.STREAM_TYPE_FM],
];
for each (let [setting, defaultValue, streamType] in audioSettings) {
(function AudioStreamSettings(s, d, t) {
SettingsListener.observe(s, d, function(value) {
let audioManager = Services.audioManager;
if (!audioManager)
return;
audioManager.setStreamVolumeIndex(t, Math.min(value, d));
});
})(setting, defaultValue, streamType);
}
// =================== Languages ====================
SettingsListener.observe('language.current', 'en-US', function(value) {

49
dom/system/gonk/AudioManager.cpp
View File

@ -13,7 +13,7 @@
* limitations under the License.
*/
#include <android/log.h>
#include <android/log.h>
#include "mozilla/Hal.h"
#include "AudioManager.h"
@ -26,7 +26,7 @@ using namespace android;
using namespace mozilla::hal;
using namespace mozilla;
#define LOG(args...) __android_log_print(ANDROID_LOG_INFO, "AudioManager" , ## args)
#define LOG(args...) __android_log_print(ANDROID_LOG_INFO, "AudioManager" , ## args)
#define HEADPHONES_STATUS_CHANGED "headphones-status-changed"
#define HEADPHONES_STATUS_ON NS_LITERAL_STRING("on").get()
@ -34,6 +34,21 @@ using namespace mozilla;
#define HEADPHONES_STATUS_UNKNOWN NS_LITERAL_STRING("unknown").get()
#define BLUETOOTH_SCO_STATUS_CHANGED "bluetooth-sco-status-changed"
// Refer AudioService.java from Android
static int sMaxStreamVolumeTbl[AUDIO_STREAM_CNT] = {
10, // voice call
10, // system
7, // ring
15, // music
7, // alarm
7, // notification
15, // BT SCO
7, // enforced audible
15, // DTMF
15, // TTS
10, // FM
};
// A bitwise variable for recording what kind of headset is attached.
static int sHeadsetState;
static int kBtSampleRate = 8000;
@ -44,7 +59,7 @@ IsFmRadioAudioOn()
if (static_cast<
audio_policy_dev_state_t (*) (audio_devices_t, const char *)
>(AudioSystem::getDeviceConnectionState)) {
return AudioSystem::getDeviceConnectionState(AUDIO_DEVICE_OUT_FM, "") ==
return AudioSystem::getDeviceConnectionState(AUDIO_DEVICE_OUT_FM, "") ==
AUDIO_POLICY_DEVICE_STATE_AVAILABLE ? true : false;
} else {
return false;
@ -187,6 +202,11 @@ AudioManager::AudioManager() : mPhoneState(PHONE_STATE_CURRENT),
if (NS_FAILED(obs->AddObserver(this, BLUETOOTH_SCO_STATUS_CHANGED, false))) {
NS_WARNING("Failed to add bluetooth-sco-status-changed oberver!");
}
for (int loop = 0; loop < AUDIO_STREAM_CNT; loop++) {
AudioSystem::initStreamVolume(static_cast<audio_stream_type_t>(loop), 0,
sMaxStreamVolumeTbl[loop]);
}
}
AudioManager::~AudioManager() {
@ -338,7 +358,7 @@ AudioManager::SetFmRadioAudioEnabled(bool aFmRadioAudioEnabled)
status_t (*) (AudioSystem::audio_devices, AudioSystem::device_connection_state, const char *)
>(AudioSystem::setDeviceConnectionState)) {
AudioSystem::setDeviceConnectionState(AUDIO_DEVICE_OUT_FM,
aFmRadioAudioEnabled ? AUDIO_POLICY_DEVICE_STATE_AVAILABLE :
aFmRadioAudioEnabled ? AUDIO_POLICY_DEVICE_STATE_AVAILABLE :
AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE, "");
InternalSetAudioRoutes(GetCurrentSwitchState(SWITCH_HEADPHONES));
return NS_OK;
@ -346,3 +366,24 @@ AudioManager::SetFmRadioAudioEnabled(bool aFmRadioAudioEnabled)
return NS_ERROR_NOT_IMPLEMENTED;
}
}
NS_IMETHODIMP
AudioManager::SetStreamVolumeIndex(int32_t aStream, int32_t aIndex) {
status_t status =
AudioSystem::setStreamVolumeIndex(static_cast<audio_stream_type_t>(aStream), aIndex);
return status ? NS_ERROR_FAILURE : NS_OK;
}
NS_IMETHODIMP
AudioManager::GetStreamVolumeIndex(int32_t aStream, int32_t* aIndex) {
status_t status =
AudioSystem::getStreamVolumeIndex(static_cast<audio_stream_type_t>(aStream), aIndex);
return status ? NS_ERROR_FAILURE : NS_OK;
}
NS_IMETHODIMP
AudioManager::GetMaxStreamVolumeIndex(int32_t aStream, int32_t* aMaxIndex) {
*aMaxIndex = sMaxStreamVolumeTbl[aStream];
return NS_OK;
}

21
dom/system/gonk/nsIAudioManager.idl
View File

@ -4,7 +4,7 @@
#include "nsISupports.idl"
[scriptable, builtinclass, uuid(d2124467-7209-4b2e-a91a-cf3f90681e3c)]
[scriptable, builtinclass, uuid(b76a3de4-79f4-4cbb-a0e2-871095eacb2c)]
interface nsIAudioManager : nsISupports
{
/**
@ -59,4 +59,23 @@ interface nsIAudioManager : nsISupports
void setForceForUse(in long usage, in long force);
long getForceForUse(in long usage);
/**
* Control the volume of various audio streams
*/
const long STREAM_TYPE_VOICE_CALL = 0;
const long STREAM_TYPE_SYSTEM = 1;
const long STREAM_TYPE_RING = 2;
const long STREAM_TYPE_MUSIC = 3;
const long STREAM_TYPE_ALARM = 4;
const long STREAM_TYPE_NOTIFICATION = 5;
const long STREAM_TYPE_BLUETOOTH_SCO = 6;
const long STREAM_TYPE_ENFORCED_AUDIBLE = 7;
const long STREAM_TYPE_DTMF = 8;
const long STREAM_TYPE_TTS = 9;
const long STREAM_TYPE_FM = 10;
void setStreamVolumeIndex(in long stream, in long index);
long getStreamVolumeIndex(in long stream);
long getMaxStreamVolumeIndex(in long stream);
};

7
media/libsydneyaudio/src/gonk/AudioSystem.h
View File

@ -75,6 +75,7 @@ typedef enum {
AUDIO_STREAM_ENFORCED_AUDIBLE = 7, /* Sounds that cannot be muted by user and must be routed to speaker */
AUDIO_STREAM_DTMF = 8,
AUDIO_STREAM_TTS = 9,
AUDIO_STREAM_FM = 10,
AUDIO_STREAM_CNT,
AUDIO_STREAM_MAX = AUDIO_STREAM_CNT - 1,
@ -335,6 +336,7 @@ public:
ENFORCED_AUDIBLE = 7, // Sounds that cannot be muted by user and must be routed to speaker
DTMF = 8,
TTS = 9,
FM = 10,
NUM_STREAM_TYPES
};
@ -699,8 +701,13 @@ public:
static status_t initStreamVolume(stream_type stream,
int indexMin,
int indexMax);
static status_t initStreamVolume(audio_stream_type_t stream,
int indexMin,
int indexMax);
static status_t setStreamVolumeIndex(stream_type stream, int index);
static status_t setStreamVolumeIndex(audio_stream_type_t stream, int index);
static status_t getStreamVolumeIndex(stream_type stream, int *index);
static status_t getStreamVolumeIndex(audio_stream_type_t stream, int *index);
static uint32_t getStrategyForStream(stream_type stream);