diff options
Diffstat (limited to 'services/audioflinger/AudioFlinger.h')
| -rw-r--r-- | services/audioflinger/AudioFlinger.h | 46 |
1 files changed, 37 insertions, 9 deletions
diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h index b0efef6..2aeb263 100644 --- a/services/audioflinger/AudioFlinger.h +++ b/services/audioflinger/AudioFlinger.h @@ -24,6 +24,8 @@ #include <common_time/cc_helper.h> +#include <cutils/compiler.h> + #include <media/IAudioFlinger.h> #include <media/IAudioFlingerClient.h> #include <media/IAudioTrack.h> @@ -54,6 +56,7 @@ #include <powermanager/IPowerManager.h> #include <media/nbaio/NBLog.h> +#include <private/media/AudioTrackShared.h> namespace android { @@ -89,7 +92,7 @@ class AudioFlinger : { friend class BinderService<AudioFlinger>; // for AudioFlinger() public: - static const char* getServiceName() { return "media.audio_flinger"; } + static const char* getServiceName() ANDROID_API { return "media.audio_flinger"; } virtual status_t dump(int fd, const Vector<String16>& args); @@ -105,6 +108,7 @@ public: audio_io_handle_t output, pid_t tid, int *sessionId, + String8& name, status_t *status); virtual sp<IAudioRecord> openRecord( @@ -113,7 +117,7 @@ public: audio_format_t format, audio_channel_mask_t channelMask, size_t frameCount, - IAudioFlinger::track_flags_t flags, + IAudioFlinger::track_flags_t *flags, pid_t tid, int *sessionId, status_t *status); @@ -157,7 +161,8 @@ public: audio_format_t *pFormat, audio_channel_mask_t *pChannelMask, uint32_t *pLatencyMs, - audio_output_flags_t flags); + audio_output_flags_t flags, + const audio_offload_info_t *offloadInfo); virtual audio_io_handle_t openDuplicateOutput(audio_io_handle_t output1, audio_io_handle_t output2); @@ -216,6 +221,8 @@ public: virtual uint32_t getPrimaryOutputSamplingRate(); virtual size_t getPrimaryOutputFrameCount(); + virtual status_t setLowRamDevice(bool isLowRamDevice); + virtual status_t onTransact( uint32_t code, const Parcel& data, @@ -278,7 +285,7 @@ private: bool btNrecIsOff() const { return mBtNrecIsOff; } - AudioFlinger(); + AudioFlinger() ANDROID_API; virtual ~AudioFlinger(); // call in any IAudioFlinger method that accesses mPrimaryHardwareDev @@ -359,7 +366,9 @@ private: class PlaybackThread; class MixerThread; class DirectOutputThread; + class OffloadThread; class DuplicatingThread; + class AsyncCallbackThread; class Track; class RecordTrack; class EffectModule; @@ -401,8 +410,13 @@ private: int64_t pts); virtual status_t setMediaTimeTransform(const LinearTransform& xform, int target); + virtual status_t setParameters(const String8& keyValuePairs); + virtual status_t getTimestamp(AudioTimestamp& timestamp); + virtual void signal(); // signal playback thread for a change in control block + virtual status_t onTransact( uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags); + private: const sp<PlaybackThread::Track> mTrack; }; @@ -424,6 +438,7 @@ private: void stop_nonvirtual(); }; + PlaybackThread *checkPlaybackThread_l(audio_io_handle_t output) const; MixerThread *checkMixerThread_l(audio_io_handle_t output) const; RecordThread *checkRecordThread_l(audio_io_handle_t input) const; @@ -452,6 +467,9 @@ private: void removeClient_l(pid_t pid); void removeNotificationClient(pid_t pid); + bool isNonOffloadableGlobalEffectEnabled_l(); + void onNonOffloadableGlobalEffectEnable(); + class AudioHwDevice { public: enum Flags { @@ -490,11 +508,12 @@ private: struct AudioStreamOut { AudioHwDevice* const audioHwDev; audio_stream_out_t* const stream; + audio_output_flags_t flags; audio_hw_device_t* hwDev() const { return audioHwDev->hwDevice(); } - AudioStreamOut(AudioHwDevice *dev, audio_stream_out_t *out) : - audioHwDev(dev), stream(out) {} + AudioStreamOut(AudioHwDevice *dev, audio_stream_out_t *out, audio_output_flags_t flags) : + audioHwDev(dev), stream(out), flags(flags) {} }; struct AudioStreamIn { @@ -588,12 +607,11 @@ private: status_t closeOutput_nonvirtual(audio_io_handle_t output); status_t closeInput_nonvirtual(audio_io_handle_t input); -// do not use #ifdef here, since AudioFlinger.h is included by more than one module -//#ifdef TEE_SINK +#ifdef TEE_SINK // all record threads serially share a common tee sink, which is re-created on format change sp<NBAIO_Sink> mRecordTeeSink; sp<NBAIO_Source> mRecordTeeSource; -//#endif +#endif public: @@ -618,6 +636,16 @@ public: static const size_t kTeeSinkTrackFramesDefault = 0x1000; #endif + // This method reads from a variable without mLock, but the variable is updated under mLock. So + // we might read a stale value, or a value that's inconsistent with respect to other variables. + // In this case, it's safe because the return value isn't used for making an important decision. + // The reason we don't want to take mLock is because it could block the caller for a long time. + bool isLowRamDevice() const { return mIsLowRamDevice; } + +private: + bool mIsLowRamDevice; + bool mIsDeviceTypeKnown; + nsecs_t mGlobalEffectEnableTime; // when a global effect was last enabled }; #undef INCLUDING_FROM_AUDIOFLINGER_H |