diff options
Diffstat (limited to 'services/audiopolicy/managerdefault/AudioPolicyManager.h')
| -rw-r--r-- | services/audiopolicy/managerdefault/AudioPolicyManager.h | 108 |
1 files changed, 81 insertions, 27 deletions
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h index 02b678a..11fd5ff 100644 --- a/services/audiopolicy/managerdefault/AudioPolicyManager.h +++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h @@ -49,8 +49,11 @@ namespace android { // Attenuation applied to STRATEGY_SONIFICATION streams when a headset is connected: 6dB #define SONIFICATION_HEADSET_VOLUME_FACTOR 0.5 +#define SONIFICATION_HEADSET_VOLUME_FACTOR_DB (-6) // Min volume for STRATEGY_SONIFICATION streams when limited by music volume: -36dB #define SONIFICATION_HEADSET_VOLUME_MIN 0.016 +#define SONIFICATION_HEADSET_VOLUME_MIN_DB (-36) + // Time in milliseconds during which we consider that music is still active after a music // track was stopped - see computeVolume() #define SONIFICATION_HEADSET_MUSIC_DELAY 5000 @@ -110,6 +113,7 @@ public: audio_format_t format, audio_channel_mask_t channelMask, audio_output_flags_t flags, + audio_port_handle_t selectedDeviceId, const audio_offload_info_t *offloadInfo); virtual status_t startOutput(audio_io_handle_t output, audio_stream_type_t stream, @@ -172,19 +176,15 @@ public: return mEffects.setEffectEnabled(id, enabled); } - virtual bool isStreamActive(audio_stream_type_t stream, uint32_t inPastMs = 0) const - { - return mOutputs.isStreamActive(stream, inPastMs); - } + virtual bool isStreamActive(audio_stream_type_t stream, uint32_t inPastMs = 0) const; // return whether a stream is playing remotely, override to change the definition of // local/remote playback, used for instance by notification manager to not make // media players lose audio focus when not playing locally // For the base implementation, "remotely" means playing during screen mirroring which // uses an output for playback with a non-empty, non "0" address. - virtual bool isStreamActiveRemotely(audio_stream_type_t stream, uint32_t inPastMs = 0) const - { - return mOutputs.isStreamActiveRemotely(stream, inPastMs); - } + virtual bool isStreamActiveRemotely(audio_stream_type_t stream, + uint32_t inPastMs = 0) const; + virtual bool isSourceActive(audio_source_t source) const; virtual status_t dump(int fd); @@ -227,6 +227,46 @@ public: // return the strategy corresponding to a given stream type routing_strategy getStrategy(audio_stream_type_t stream) const; +protected: + class SessionRoute : public RefBase + { + public: + friend class SessionRouteMap; + SessionRoute(audio_session_t session, + audio_stream_type_t streamType, + sp<DeviceDescriptor> deviceDescriptor) + : mSession(session), + mStreamType(streamType), + mDeviceDescriptor(deviceDescriptor), + mRefCount(0), + mActivityCount(0) {} + + audio_session_t mSession; + audio_stream_type_t mStreamType; + + sp<DeviceDescriptor> mDeviceDescriptor; + + // "reference" counting + int mRefCount; // +/- on references + int mActivityCount; // +/- on start/stop + + void log(const char* prefix); + }; + + class SessionRouteMap: public KeyedVector<audio_session_t, sp<SessionRoute>> + { + public: + bool hasRoute(audio_session_t session); + void addRoute(audio_session_t session, audio_stream_type_t streamType, + sp<DeviceDescriptor> deviceDescriptor); + void removeRoute(audio_session_t session); + + int incRouteActivity(audio_session_t session); + int decRouteActivity(audio_session_t session); + + void log(const char* caption); + }; + // From AudioPolicyManagerObserver virtual const AudioPatchCollection &getAudioPatches() const { @@ -240,7 +280,7 @@ public: { return mPolicyMixes; } - virtual const AudioOutputCollection &getOutputs() const + virtual const SwAudioOutputCollection &getOutputs() const { return mOutputs; } @@ -265,7 +305,7 @@ public: return mDefaultOutputDevice; } protected: - void addOutput(audio_io_handle_t output, sp<AudioOutputDescriptor> outputDesc); + void addOutput(audio_io_handle_t output, sp<SwAudioOutputDescriptor> outputDesc); void removeOutput(audio_io_handle_t output); void addInput(audio_io_handle_t input, sp<AudioInputDescriptor> inputDesc); @@ -288,13 +328,13 @@ protected: // change the route of the specified output. Returns the number of ms we have slept to // allow new routing to take effect in certain cases. - virtual uint32_t setOutputDevice(audio_io_handle_t output, + virtual uint32_t setOutputDevice(const sp<AudioOutputDescriptor>& outputDesc, audio_devices_t device, bool force = false, int delayMs = 0, audio_patch_handle_t *patchHandle = NULL, const char* address = NULL); - status_t resetOutputDevice(audio_io_handle_t output, + status_t resetOutputDevice(const sp<AudioOutputDescriptor>& outputDesc, int delayMs = 0, audio_patch_handle_t *patchHandle = NULL); status_t setInputDevice(audio_io_handle_t input, @@ -309,29 +349,31 @@ protected: // compute the actual volume for a given stream according to the requested index and a particular // device - virtual float computeVolume(audio_stream_type_t stream, int index, - audio_io_handle_t output, audio_devices_t device); + virtual float computeVolume(audio_stream_type_t stream, + int index, + audio_devices_t device); // check that volume change is permitted, compute and send new volume to audio hardware virtual status_t checkAndSetVolume(audio_stream_type_t stream, int index, - audio_io_handle_t output, + const sp<AudioOutputDescriptor>& outputDesc, audio_devices_t device, int delayMs = 0, bool force = false); // apply all stream volumes to the specified output and device - void applyStreamVolumes(audio_io_handle_t output, audio_devices_t device, int delayMs = 0, bool force = false); + void applyStreamVolumes(const sp<AudioOutputDescriptor>& outputDesc, + audio_devices_t device, int delayMs = 0, bool force = false); // Mute or unmute all streams handled by the specified strategy on the specified output void setStrategyMute(routing_strategy strategy, bool on, - audio_io_handle_t output, + const sp<AudioOutputDescriptor>& outputDesc, int delayMs = 0, audio_devices_t device = (audio_devices_t)0); // Mute or unmute the stream on the specified output void setStreamMute(audio_stream_type_t stream, bool on, - audio_io_handle_t output, + const sp<AudioOutputDescriptor>& outputDesc, int delayMs = 0, audio_devices_t device = (audio_devices_t)0); @@ -384,7 +426,8 @@ protected: // must be called every time a condition that affects the device choice for a given output is // changed: connected device, phone state, force use, output start, output stop.. // see getDeviceForStrategy() for the use of fromCache parameter - audio_devices_t getNewOutputDevice(audio_io_handle_t output, bool fromCache); + audio_devices_t getNewOutputDevice(const sp<AudioOutputDescriptor>& outputDesc, + bool fromCache); // updates cache of device used by all strategies (mDeviceForStrategy[]) // must be called every time a condition that affects the device choice for a given strategy is @@ -412,7 +455,7 @@ protected: #endif //AUDIO_POLICY_TEST SortedVector<audio_io_handle_t> getOutputsForDevice(audio_devices_t device, - AudioOutputCollection openOutputs); + SwAudioOutputCollection openOutputs); bool vectorsEqual(SortedVector<audio_io_handle_t>& outputs1, SortedVector<audio_io_handle_t>& outputs2); @@ -453,28 +496,39 @@ protected: audio_devices_t availablePrimaryOutputDevices() const { - return mOutputs.getSupportedDevices(mPrimaryOutput) & mAvailableOutputDevices.types(); + return mPrimaryOutput->supportedDevices() & mAvailableOutputDevices.types(); } audio_devices_t availablePrimaryInputDevices() const { - return mAvailableInputDevices.getDevicesFromHwModule( - mOutputs.valueFor(mPrimaryOutput)->getModuleHandle()); + return mAvailableInputDevices.getDevicesFromHwModule(mPrimaryOutput->getModuleHandle()); } void updateCallRouting(audio_devices_t rxDevice, int delayMs = 0); + status_t startSource(sp<AudioOutputDescriptor> outputDesc, + audio_stream_type_t stream, + audio_devices_t device, + uint32_t *delayMs); + status_t stopSource(sp<AudioOutputDescriptor> outputDesc, + audio_stream_type_t stream); + uid_t mUidCached; AudioPolicyClientInterface *mpClientInterface; // audio policy client interface - audio_io_handle_t mPrimaryOutput; // primary output handle + sp<SwAudioOutputDescriptor> mPrimaryOutput; // primary output descriptor // list of descriptors for outputs currently opened - AudioOutputCollection mOutputs; + + SwAudioOutputCollection mOutputs; // copy of mOutputs before setDeviceConnectionState() opens new outputs // reset to mOutputs when updateDevicesAndOutputs() is called. - AudioOutputCollection mPreviousOutputs; + SwAudioOutputCollection mPreviousOutputs; AudioInputCollection mInputs; // list of input descriptors + DeviceVector mAvailableOutputDevices; // all available output devices DeviceVector mAvailableInputDevices; // all available input devices + SessionRouteMap mOutputRoutes; + SessionRouteMap mInputRoutes; + StreamDescriptorCollection mStreams; // stream descriptors for volume control bool mLimitRingtoneVolume; // limit ringtone volume to music volume if headset connected audio_devices_t mDeviceForStrategy[NUM_STRATEGIES]; @@ -539,7 +593,7 @@ private: // in mProfile->mSupportedDevices) matches the device whose address is to be matched. // see deviceDistinguishesOnAddress(audio_devices_t) for whether the device type is one // where addresses are used to distinguish between one connected device and another. - void findIoHandlesByAddress(sp<AudioOutputDescriptor> desc /*in*/, + void findIoHandlesByAddress(sp<SwAudioOutputDescriptor> desc /*in*/, const audio_devices_t device /*in*/, const String8 address /*in*/, SortedVector<audio_io_handle_t>& outputs /*out*/); |