181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent/* 281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** 381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** Copyright 2012, The Android Open Source Project 481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** 581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** Licensed under the Apache License, Version 2.0 (the "License"); 681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** you may not use this file except in compliance with the License. 781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** You may obtain a copy of the License at 881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** 981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** http://www.apache.org/licenses/LICENSE-2.0 1081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** 1181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** Unless required by applicable law or agreed to in writing, software 1281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** distributed under the License is distributed on an "AS IS" BASIS, 1381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** See the License for the specific language governing permissions and 1581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent** limitations under the License. 1681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent*/ 1781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#ifndef INCLUDING_FROM_AUDIOFLINGER_H 1981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent #error This header file should only be included from AudioFlinger.h 2081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#endif 2181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 2281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass ThreadBase : public Thread { 2381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 2481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 2581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "TrackBase.h" 2681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 2781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum type_t { 2881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER, // Thread class is MixerThread 2981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DIRECT, // Thread class is DirectOutputThread 3081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DUPLICATING, // Thread class is DuplicatingThread 31bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent RECORD, // Thread class is RecordThread 32bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent OFFLOAD // Thread class is OffloadThread 3381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 3481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 3581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ThreadBase(const sp<AudioFlinger>& audioFlinger, audio_io_handle_t id, 3681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t outDevice, audio_devices_t inDevice, type_t type); 3781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~ThreadBase(); 3881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 3981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpBase(int fd, const Vector<String16>& args); 4081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpEffectChains(int fd, const Vector<String16>& args); 4181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void clearPowerManager(); 4381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // base for record and playback 4581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum { 4681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent CFG_EVENT_IO, 4781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent CFG_EVENT_PRIO 4881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 4981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 5081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class ConfigEvent { 5181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 5281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ConfigEvent(int type) : mType(type) {} 5381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~ConfigEvent() {} 5481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 5581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int type() const { return mType; } 5681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 5781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dump(char *buffer, size_t size) = 0; 5881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 5981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent private: 6081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const int mType; 6181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 6281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 6381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class IoConfigEvent : public ConfigEvent { 6481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 6581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent IoConfigEvent(int event, int param) : 6681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ConfigEvent(CFG_EVENT_IO), mEvent(event), mParam(event) {} 6781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~IoConfigEvent() {} 6881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 6981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int event() const { return mEvent; } 7081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int param() const { return mParam; } 7181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 7281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dump(char *buffer, size_t size) { 7381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent snprintf(buffer, size, "IO event: event %d, param %d\n", mEvent, mParam); 7481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 7581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 7681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent private: 7781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const int mEvent; 7881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const int mParam; 7981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 8081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 8181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class PrioConfigEvent : public ConfigEvent { 8281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 8381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PrioConfigEvent(pid_t pid, pid_t tid, int32_t prio) : 8481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ConfigEvent(CFG_EVENT_PRIO), mPid(pid), mTid(tid), mPrio(prio) {} 8581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PrioConfigEvent() {} 8681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 8781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t pid() const { return mPid; } 8881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid() const { return mTid; } 8981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t prio() const { return mPrio; } 9081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 9181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dump(char *buffer, size_t size) { 9281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent snprintf(buffer, size, "Prio event: pid %d, tid %d, prio %d\n", mPid, mTid, mPrio); 9381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 9481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 9581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent private: 9681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const pid_t mPid; 9781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const pid_t mTid; 9881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const int32_t mPrio; 9981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 10081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class PMDeathRecipient : public IBinder::DeathRecipient { 10381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 10481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PMDeathRecipient(const wp<ThreadBase>& thread) : mThread(thread) {} 10581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PMDeathRecipient() {} 10681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // IBinder::DeathRecipient 10881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void binderDied(const wp<IBinder>& who); 10981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent private: 11181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PMDeathRecipient(const PMDeathRecipient&); 11281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PMDeathRecipient& operator = (const PMDeathRecipient&); 11381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent wp<ThreadBase> mThread; 11581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 11681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const = 0; 11881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // static externally-visible 12081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent type_t type() const { return mType; } 12181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id() const { return mId;} 12281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 12381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // dynamic externally-visible 12481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate() const { return mSampleRate; } 12581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t channelCount() const { return mChannelCount; } 12681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask() const { return mChannelMask; } 12781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format() const { return mFormat; } 12881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Called by AudioFlinger::frameCount(audio_io_handle_t output) and effects, 1299b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // and returns the [normal mix] buffer's frame count. 1309b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const = 0; 131bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t frameSize() const { return mFrameSize; } 13281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 13381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Should be "virtual status_t requestExitAndWait()" and override same 13481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // method in Thread, but Thread::requestExitAndWait() is not yet virtual. 13581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void exit(); 13681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool checkForNewParameters_l() = 0; 13781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setParameters(const String8& keyValuePairs); 13881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys) = 0; 13981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void audioConfigChanged_l(int event, int param = 0) = 0; 14081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendIoConfigEvent(int event, int param = 0); 14181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendIoConfigEvent_l(int event, int param = 0); 14281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendPrioConfigEvent_l(pid_t pid, pid_t tid, int32_t prio); 14381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void processConfigEvents(); 14481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 14581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // see note at declaration of mStandby, mOutDevice and mInDevice 14681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool standby() const { return mStandby; } 14781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t outDevice() const { return mOutDevice; } 14881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t inDevice() const { return mInDevice; } 14981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 15081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const = 0; 15181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 15281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectHandle> createEffect_l( 15381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 15481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IEffectClient>& effectClient, 15581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t priority, 15681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 15781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent effect_descriptor_t *desc, 15881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int *enabled, 15981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t *status); 16081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void disconnectEffect(const sp< EffectModule>& effect, 16181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent EffectHandle *handle, 16281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool unpinIfLast); 16381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 16481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return values for hasAudioSession (bit field) 16581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum effect_state { 16681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent EFFECT_SESSION = 0x1, // the audio session corresponds to at least one 16781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // effect 16881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent TRACK_SESSION = 0x2 // the audio session corresponds to at least one 16981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // track 17081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 17181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 17281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // get effect chain corresponding to session Id. 17381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectChain> getEffectChain(int sessionId); 17481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as getEffectChain() but must be called with ThreadBase mutex locked 17581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectChain> getEffectChain_l(int sessionId) const; 17681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // add an effect chain to the chain list (mEffectChains) 17781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain) = 0; 17881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // remove an effect chain from the chain list (mEffectChains) 17981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain) = 0; 18081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // lock all effect chains Mutexes. Must be called before releasing the 18181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase mutex before processing the mixer and effects. This guarantees the 18281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // integrity of the chains during the process. 18381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Also sets the parameter 'effectChains' to current value of mEffectChains. 18481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void lockEffectChains_l(Vector< sp<EffectChain> >& effectChains); 18581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // unlock effect chains after process 18681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void unlockEffectChains(const Vector< sp<EffectChain> >& effectChains); 187bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // get a copy of mEffectChains vector 188bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent Vector< sp<EffectChain> > getEffectChains_l() const { return mEffectChains; }; 18981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // set audio mode to all effect chains 19081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMode(audio_mode_t mode); 19181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // get effect module with corresponding ID on specified audio session 19281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::EffectModule> getEffect(int sessionId, int effectId); 19381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::EffectModule> getEffect_l(int sessionId, int effectId); 19481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // add and effect module. Also creates the effect chain is none exists for 19581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the effects audio session 19681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addEffect_l(const sp< EffectModule>& effect); 19781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // remove and effect module. Also removes the effect chain is this was the last 19881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // effect 19981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeEffect_l(const sp< EffectModule>& effect); 20081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // detach all tracks connected to an auxiliary effect 20181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void detachAuxEffect_l(int effectId) {} 20281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // returns either EFFECT_SESSION if effects on this audio session exist in one 20381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // chain, or TRACK_SESSION if tracks on this audio session exist, or both 20481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const = 0; 20581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the value returned by default implementation is not important as the 20681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // strategy is only meaningful for PlaybackThread which implements this method 20781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t getStrategyForSession_l(int sessionId) { return 0; } 20881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 20981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend or restore effect according to the type of effect passed. a NULL 21081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // type pointer means suspend all effects in the session 21181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setEffectSuspended(const effect_uuid_t *type, 21281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 21381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 21481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended/restored when an effect is enabled 21581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // or disabled 21681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnEffectEnabled(const sp<EffectModule>& effect, 21781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool enabled, 21881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 21981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnEffectEnabled_l(const sp<EffectModule>& effect, 22081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool enabled, 22181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 22281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event) = 0; 22481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const = 0; 22581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mutable Mutex mLock; 22881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 23081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 23181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // entry describing an effect being suspended in mSuspendedSessions keyed vector 23281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class SuspendedSessionDesc : public RefBase { 23381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 23481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SuspendedSessionDesc() : mRefCount(0) {} 23581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 23681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mRefCount; // number of active suspend requests 23781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent effect_uuid_t mType; // effect type UUID 23881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 23981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 240e14a5d6d2cc91dd2fc09ffdf7aa670b37da0795dMarco Nelissen void acquireWakeLock(int uid = -1); 241e14a5d6d2cc91dd2fc09ffdf7aa670b37da0795dMarco Nelissen void acquireWakeLock_l(int uid = -1); 24281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock(); 24381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock_l(); 2449cae217050aa1347d4ac5053c305754879e3f97fMarco Nelissen void updateWakeLockUids(const SortedVector<int> &uids); 2459cae217050aa1347d4ac5053c305754879e3f97fMarco Nelissen void updateWakeLockUids_l(const SortedVector<int> &uids); 2469cae217050aa1347d4ac5053c305754879e3f97fMarco Nelissen void getPowerManager_l(); 24781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setEffectSuspended_l(const effect_uuid_t *type, 24881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 24981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId); 25081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // updated mSuspendedSessions when an effect suspended or restored 25181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void updateSuspendedSessions_l(const effect_uuid_t *type, 25281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 25381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId); 25481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended when an effect chain is added 25581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnAddEffectChain_l(const sp<EffectChain>& chain); 25681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 257014e7fa2e90827d911c37bb0ce4d2e10e14d0bb3Narayan Kamath String16 getWakeLockTag(); 258014e7fa2e90827d911c37bb0ce4d2e10e14d0bb3Narayan Kamath 25981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit() { } 26081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 26181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for mEffectChains 26281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 26381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const type_t mType; 26481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 26581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Used by parameters, config events, addTrack_l, exit 26681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mWaitWorkCV; 26781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 26881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger> mAudioFlinger; 2699b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 2709b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // updated by PlaybackThread::readOutputParameters() or 2719b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // RecordThread::readInputParameters() 27281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mSampleRate; 27381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameCount; // output HAL, direct output, record 27481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t mChannelMask; 275f6ed423af92a56ef54bba23eba883b1f21448b54Glenn Kasten uint32_t mChannelCount; 27681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameSize; 27781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t mFormat; 27881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 27981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Parameter sequence by client: binder thread calling setParameters(): 28081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 1. Lock mLock 28181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 2. Append to mNewParameters 28281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 3. mWaitWorkCV.signal 28381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 4. mParamCond.waitRelative with timeout 28481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 5. read mParamStatus 28581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 6. mWaitWorkCV.signal 28681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 7. Unlock 28781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 28881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Parameter sequence by server: threadLoop calling checkForNewParameters_l(): 28981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 1. Lock mLock 29081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 2. If there is an entry in mNewParameters proceed ... 29181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 2. Read first entry in mNewParameters 29281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 3. Process 29381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 4. Remove first entry from mNewParameters 29481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 5. Set mParamStatus 29581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 6. mParamCond.signal 29681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 7. mWaitWorkCV.wait with timeout (this is to avoid overwriting mParamStatus) 29781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 8. Unlock 29881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mParamCond; 29981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Vector<String8> mNewParameters; 30081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t mParamStatus; 30181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 302c6ae3c8a261794fd4445e4e152d1ada074a3f92fGlenn Kasten // vector owns each ConfigEvent *, so must delete after removing 30381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Vector<ConfigEvent *> mConfigEvents; 30481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 30581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // These fields are written and read by thread itself without lock or barrier, 30681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // and read by other threads without lock or barrier via standby() , outDevice() 30781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // and inDevice(). 30881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Because of the absence of a lock or barrier, any other thread that reads 30981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // these fields must use the information in isolation, or be prepared to deal 31081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // with possibility that it might be inconsistent with other information. 31181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mStandby; // Whether thread is currently in standby. 31281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mOutDevice; // output device 31381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mInDevice; // input device 31481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_source_t mAudioSource; // (see audio.h, audio_source_t) 31581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 31681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const audio_io_handle_t mId; 31781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Vector< sp<EffectChain> > mEffectChains; 31881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 31981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static const int kNameLength = 16; // prctl(PR_SET_NAME) limit 32081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent char mName[kNameLength]; 32181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IPowerManager> mPowerManager; 32281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IBinder> mWakeLockToken; 32381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<PMDeathRecipient> mDeathRecipient; 32481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // list of suspended effects per session and per type. The first vector is 32581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // keyed by session ID, the second by type UUID timeLow field 32681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent KeyedVector< int, KeyedVector< int, sp<SuspendedSessionDesc> > > 32781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mSuspendedSessions; 328ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kLogSize = 4 * 1024; 3299e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mNBLogWriter; 33081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 33181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 33281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// --- PlaybackThread --- 33381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass PlaybackThread : public ThreadBase { 33481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 33581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 33681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "PlaybackTracks.h" 33781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 33881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum mixer_state { 33981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_IDLE, // no active tracks 34081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_TRACKS_ENABLED, // at least one active track, but no track has any data ready 341bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_TRACKS_READY, // at least one active track, and at least one track has data 342bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_TRACK, // drain currently playing track 343bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_ALL, // fully drain the hardware 34481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // standby mode does not have an enum value 34581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend by audio policy manager is orthogonal to mixer state 34681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 34781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 348bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // retry count before removing active track in case of underrun on offloaded thread: 349bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // we need to make sure that AudioTrack client has enough time to send large buffers 350bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent//FIXME may be more appropriate if expressed in time units. Need to revise how underrun is handled 351bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // for offloaded tracks 352bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent static const int8_t kMaxTrackRetriesOffload = 20; 353bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 35481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 35581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, audio_devices_t device, type_t type); 35681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PlaybackThread(); 35781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 35881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 35981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 36081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 36181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t readyToRun(); 36281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 36381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 36481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 36581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 36681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 36781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 36881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that were lifted up out of threadLoop() 36981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix() = 0; 37081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime() = 0; 371bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 372bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_drain(); 37381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 374bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 37581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 37681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 37781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l reads and writes mActiveTracks, and returns 37881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the pending set of tracks to remove via Vector 'tracksToRemove'. The caller 37981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is responsible for clearing or destroying this Vector later on, when it 38081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is safe to do so. That will drop the final ref count and destroy the tracks. 38181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove) = 0; 382bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void removeTracks_l(const Vector< sp<Track> >& tracksToRemove); 383bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 384bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void writeCallback(); 3853b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetWriteBlocked(uint32_t sequence); 386bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void drainCallback(); 3873b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetDraining(uint32_t sequence); 388bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 389bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent static int asyncCallback(stream_callback_event_t event, void *param, void *cookie); 390bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 391bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 392bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 393bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool shouldStandby_l(); 394bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 39581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase virtuals 39781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit(); 39881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 40081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 40181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mOutput == NULL) ? NO_INIT : NO_ERROR; } 40281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 40381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return estimated latency in milliseconds, as reported by HAL 40481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency() const; 40581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same, but lock must already be held 40681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency_l() const; 40781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 40881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterVolume(float value); 40981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute(bool muted); 41081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 41181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setStreamVolume(audio_stream_type_t stream, float value); 41281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setStreamMute(audio_stream_type_t stream, bool muted); 41381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 41481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float streamVolume(audio_stream_type_t stream) const; 41581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 41681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> createTrack_l( 41781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 41881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_stream_type_t streamType, 41981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 42081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 42181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 42281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t frameCount, 42381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IMemory>& sharedBuffer, 42481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 42581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent IAudioFlinger::track_flags_t *flags, 42681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 4279cae217050aa1347d4ac5053c305754879e3f97fMarco Nelissen int uid, 42881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t *status); 42981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 43081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* getOutput() const; 43181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* clearOutput(); 43281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const; 43381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 43481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // a very large number of suspend() will eventually wraparound, but unlikely 43581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void suspend() { (void) android_atomic_inc(&mSuspended); } 43681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void restore() 43781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { 43881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // if restore() is done without suspend(), get back into 43981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // range so that the next suspend() will operate correctly 44081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent if (android_atomic_dec(&mSuspended) <= 0) { 44181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent android_atomic_release_store(0, &mSuspended); 44281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 44381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 44481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool isSuspended() const 44581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { return android_atomic_acquire_load(&mSuspended) > 0; } 44681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 44781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 44881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void audioConfigChanged_l(int event, int param = 0); 44981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t getRenderPosition(size_t *halFrames, size_t *dspFrames); 45081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int16_t *mixBuffer() const { return mMixBuffer; }; 45181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 45281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void detachAuxEffect_l(int effectId); 45381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t attachAuxEffect(const sp<AudioFlinger::PlaybackThread::Track> track, 45481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 45581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t attachAuxEffect_l(const sp<AudioFlinger::PlaybackThread::Track> track, 45681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 45781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 45881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 45981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 46081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const; 46181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t getStrategyForSession_l(int sessionId); 46281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 46381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 46481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 46581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 466fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten 467fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // called with AudioFlinger lock held 46881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void invalidateTracks(audio_stream_type_t streamType); 46981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4709b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mNormalFrameCount; } 4719b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 4729b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // Return's the HAL's frame count i.e. fast mixer buffer size. 4739b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten size_t frameCountHAL() const { return mFrameCount; } 47481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 475accc147666bfd37fc8b4ef745f18a8c751555ec2Eric Laurent status_t getTimestamp_l(AudioTimestamp& timestamp); 476accc147666bfd37fc8b4ef745f18a8c751555ec2Eric Laurent 47781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 4789b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // updated by readOutputParameters() 4799b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten size_t mNormalFrameCount; // normal mixer and effects 4809b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 481bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent int16_t* mMixBuffer; // frame size aligned mix buffer 482bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent int8_t* mAllocMixBuffer; // mixer buffer allocation address 48381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 48481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend count, > 0 means suspended. While suspended, the thread continues to pull from 48581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // tracks and mix, but doesn't write to HAL. A2DP and SCO HAL implementations can't handle 48681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // concurrent use of both of them, so Audio Policy Service suspends one of the threads to 48781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // workaround that restriction. 48881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 'volatile' means accessed via atomic operations and no lock. 48981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent volatile int32_t mSuspended; 49081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 49181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME overflows every 6+ hours at 44.1 kHz stereo 16-bit samples 49281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mFramesWritten would be better, or 64-bit even better 49381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mBytesWritten; 49481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 49581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mMasterMute is in both PlaybackThread and in AudioFlinger. When a 49681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // PlaybackThread needs to find out if master-muted, it checks it's local 49781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // copy rather than the one in AudioFlinger. This optimization saves a lock. 49881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mMasterMute; 49981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute_l(bool muted) { mMasterMute = muted; } 50081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 50181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector< wp<Track> > mActiveTracks; // FIXME check if this could be sp<> 5029cae217050aa1347d4ac5053c305754879e3f97fMarco Nelissen SortedVector<int> mWakeLockUids; 5039cae217050aa1347d4ac5053c305754879e3f97fMarco Nelissen int mActiveTracksGeneration; 504fd4779740ec3e9e865d5514464df26d015354388Eric Laurent wp<Track> mLatestActiveTrack; // latest track added to mActiveTracks 50581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 50681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Allocate a track name for a given channel mask. 50781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Returns name >= 0 if successful, -1 on failure. 50881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId) = 0; 50981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name) = 0; 51081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Time to sleep between cycles when: 51281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; // mixer state MIXER_TRACKS_ENABLED 51381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const = 0; // mixer state MIXER_IDLE 51481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const = 0; // audio policy manager suspended us 51581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep when mixer state == MIXER_TRACKS_READY; relies on audio HAL stream->write() 51681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep in standby mode; waits on a condition 51781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that are temporarily lifted up out of threadLoop() until the merge 51981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSilentMode_l(); 52081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Non-trivial for DUPLICATING only 52281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks() { } 52381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks() { } 52481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Cache various calculated values, at threadLoop() entry and after a parameter change 52681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 52781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 52981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 53081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 53181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 53281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for numerous 53381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 53481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread(const Client&); 53581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread& operator = (const PlaybackThread&); 53681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 53781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addTrack_l(const sp<Track>& track); 538bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool destroyTrack_l(const sp<Track>& track); 53981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<Track>& track); 540ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent void broadcast_l(); 54181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 54281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void readOutputParameters(); 54381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 54481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 54581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 54681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 54781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector< sp<Track> > mTracks; 54881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mStreamTypes[] uses 1 additional stream type internally for the OutputTrack used by 54981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // DuplicatingThread 55081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent stream_type_t mStreamTypes[AUDIO_STREAM_CNT + 1]; 55181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut *mOutput; 55281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 55381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mMasterVolume; 55481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t mLastWriteTime; 55581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumWrites; 55681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumDelayedWrites; 55781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mInWrite; 55881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 55981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME rename these former local variables of threadLoop to standard "m" names 56081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t standbyTime; 56181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mixBufferSize; 56281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 56381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // cached copies of activeSleepTimeUs() and idleSleepTimeUs() made by cacheParameters_l() 56481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t activeSleepTime; 56581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t idleSleepTime; 56681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 56781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sleepTime; 56881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 56981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mixer status returned by prepareTracks_l() 57081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatus; // current cycle 57181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // previous cycle when in prepareTracks_l() 57281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatusIgnoringFastTracks; 57381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME or a separate ready state per track 57481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 57581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME move these declarations into the specific sub-class that needs them 57681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 57781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sleepTimeShift; 57881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 57981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as AudioFlinger::mStandbyTimeInNsecs except for DIRECT which uses a shorter value 58081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t standbyDelay; 58181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 58281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 58381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t maxPeriod; 58481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 58581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // DUPLICATING only 58681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t writeFrames; 58781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 588bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mBytesRemaining; 589bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mCurrentWriteLength; 590bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mUseAsyncWrite; 5913b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mWriteAckSequence contains current write sequence on bits 31-1. The write sequence is 5923b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // incremented each time a write(), a flush() or a standby() occurs. 5933b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is set when a write blocks and indicates a callback is expected. 5943b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is reset by the async callback thread calling resetWriteBlocked(). Out of sequence 5953b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // callbacks are ignored. 5963b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent uint32_t mWriteAckSequence; 5973b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mDrainSequence contains current drain sequence on bits 31-1. The drain sequence is 5983b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // incremented each time a drain is requested or a flush() or standby() occurs. 5993b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is set when the drain() command is called at the HAL and indicates a callback is 6003b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // expected. 6013b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is reset by the async callback thread calling resetDraining(). Out of sequence 6023b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // callbacks are ignored. 6033b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent uint32_t mDrainSequence; 604ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent // A condition that must be evaluated by prepareTrack_l() has changed and we must not wait 605ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent // for async write callback in the thread loop before evaluating it 606bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mSignalPending; 607bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent sp<AsyncCallbackThread> mCallbackThread; 608bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 60981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 61081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The HAL output sink is treated as non-blocking, but current implementation is blocking 61181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mOutputSink; 61281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // If a fast mixer is present, the blocking pipe sink, otherwise clear 61381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mPipeSink; 61481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The current sink for the normal mixer to write it's (sub)mix, mOutputSink or mPipeSink 61581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mNormalSink; 61646909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 61781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 61881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mTeeSink; 61981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Source> mTeeSource; 62046909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 62181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mScreenState; // cached copy of gScreenState 622ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kFastMixerLogSize = 4 * 1024; 6239e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mFastMixerNBLogWriter; 62481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 62581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const = 0; 62681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const 62781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { FastTrackUnderruns dummy; return dummy; } 62881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 62981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 63081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessed by both binder threads and within threadLoop(), lock on mutex needed 63181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent unsigned mFastTrackAvailMask; // bit i set if fast track [i] is available 632bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void flushOutput_l(); 633bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten 634bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kastenprivate: 635bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // timestamp latch: 636bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // D input is written by threadLoop_write while mutex is unlocked, and read while locked 637bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // Q output is written while locked, and read while locked 638bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten struct { 639bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten AudioTimestamp mTimestamp; 640bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten uint32_t mUnpresentedFrames; 641bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten } mLatchD, mLatchQ; 642bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten bool mLatchDValid; // true means mLatchD is valid, and clock it into latch at next opportunity 643bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten bool mLatchQValid; // true means mLatchQ is valid 64481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 64581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 64681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass MixerThread : public PlaybackThread { 64781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 64881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MixerThread(const sp<AudioFlinger>& audioFlinger, 64981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* output, 65081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 65181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t device, 65281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent type_t type = MIXER); 65381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~MixerThread(); 65481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 65581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 65681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 65781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool checkForNewParameters_l(); 65881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 65981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 66081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 66181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 66281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId); 66381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name); 66481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 66581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 66681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 66781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 66881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 669bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 67081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 67181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 67281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 67381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 67481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 67581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 67681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioMixer* mAudioMixer; // normal mixer 67781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 67881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // one-time initialization, no locks required 67981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent FastMixer* mFastMixer; // non-NULL if there is also a fast mixer 68081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioWatchdog> mAudioWatchdog; // non-0 if there is an audio watchdog thread 68181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 68281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // contents are not guaranteed to be consistent, no locks required 68381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent FastMixerDumpState mFastMixerDumpState; 68481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#ifdef STATE_QUEUE_DUMP 68581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueObserverDump mStateQueueObserverDump; 68681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueMutatorDump mStateQueueMutatorDump; 68781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#endif 68881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioWatchdogDump mAudioWatchdogDump; 68981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 69081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessible only within the threadLoop(), no locks required 69181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mFastMixer->sq() // for mutating and pushing state 69281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t mFastMixerFutex; // for cold idle 69381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 69481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 69581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return mFastMixer != NULL; } 69681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const { 69781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ALOG_ASSERT(fastIndex < FastMixerState::kMaxFastTracks); 69881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent return mFastMixerDumpState.mTracks[fastIndex].mUnderruns; 69981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 70081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 70181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DirectOutputThread : public PlaybackThread { 70381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 70481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 70681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, audio_devices_t device); 70781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DirectOutputThread(); 70881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 71081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 71181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool checkForNewParameters_l(); 71281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 71381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 71481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId); 71581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name); 71681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 71781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 71881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 71981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 72081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 72181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 72281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 72381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 72481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 72581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 72681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // volumes last sent to audio HAL with stream->set_volume() 72781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mLeftVolFloat; 72881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mRightVolFloat; 72981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 730bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 731bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audio_io_handle_t id, uint32_t device, ThreadBase::type_t type); 732bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void processVolume_l(Track *track, bool lastTrack); 733bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 73481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l() tells threadLoop_mix() the name of the single active track 73581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> mActiveTrack; 73681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 73781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 73881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 73981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 740bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass OffloadThread : public DirectOutputThread { 741bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 742bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 743bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent OffloadThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 744bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audio_io_handle_t id, uint32_t device); 7456a51d7ed7062536ccc892c8850a34ed55cbc8d5cEric Laurent virtual ~OffloadThread() {}; 746bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 747bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprotected: 748bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // threadLoop snippets 749bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 750bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 751bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void flushOutput_l(); 752bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 753bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 754bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 755bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool shouldStandby_l(); 756bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 757bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 758bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void flushHw_l(); 759bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 760bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 761bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mHwPaused; 762bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mFlushPending; 763bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedWriteLength; // length in bytes of write interrupted by pause 764bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedBytesRemaining; // bytes still waiting in mixbuffer after resume 765d7e59228caad3867794d847f6bf163c6495e9506Eric Laurent wp<Track> mPreviousTrack; // used to detect track switch 766bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 767bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 768bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass AsyncCallbackThread : public Thread { 769bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 770bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 7714de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent AsyncCallbackThread(const wp<PlaybackThread>& playbackThread); 772bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 773bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ~AsyncCallbackThread(); 774bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 775bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // Thread virtuals 776bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool threadLoop(); 777bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 778bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // RefBase 779bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void onFirstRef(); 780bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 781bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void exit(); 7823b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void setWriteBlocked(uint32_t sequence); 7833b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetWriteBlocked(); 7843b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void setDraining(uint32_t sequence); 7853b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetDraining(); 786bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 787bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 7884de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent const wp<PlaybackThread> mPlaybackThread; 7893b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mWriteAckSequence corresponds to the last write sequence passed by the offload thread via 7903b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // setWriteBlocked(). The sequence is shifted one bit to the left and the lsb is used 7913b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // to indicate that the callback has been received via resetWriteBlocked() 7924de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent uint32_t mWriteAckSequence; 7933b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mDrainSequence corresponds to the last drain sequence passed by the offload thread via 7943b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // setDraining(). The sequence is shifted one bit to the left and the lsb is used 7953b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // to indicate that the callback has been received via resetDraining() 7964de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent uint32_t mDrainSequence; 7974de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent Condition mWaitWorkCV; 7984de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent Mutex mLock; 799bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 800bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 80181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DuplicatingThread : public MixerThread { 80281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 80381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DuplicatingThread(const sp<AudioFlinger>& audioFlinger, MixerThread* mainThread, 80481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id); 80581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DuplicatingThread(); 80681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 80781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 80881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void addOutputTrack(MixerThread* thread); 80981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeOutputTrack(MixerThread* thread); 81081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t waitTimeMs() const { return mWaitTimeMs; } 81181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 81281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 81381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 81481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 81581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool outputsReady(const SortedVector< sp<OutputTrack> > &outputTracks); 81681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 81781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 81881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 81981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 820bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 82181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 82281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 82381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 82481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 82581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // called from threadLoop, addOutputTrack, removeOutputTrack 82681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void updateWaitTime_l(); 82781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 82881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks(); 82981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks(); 83081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 83181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 83281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mWaitTimeMs; 83381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > outputTracks; 83481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > mOutputTracks; 83581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 83681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 83781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 83881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 83981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 84081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// record thread 84181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass RecordThread : public ThreadBase, public AudioBufferProvider 84281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // derives from AudioBufferProvider interface for use by resampler 84381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent{ 84481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 84581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 84681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "RecordTracks.h" 84781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 84881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent RecordThread(const sp<AudioFlinger>& audioFlinger, 84981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *input, 85081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 85181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 85281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 853d3922f72601d82c6fc067a98916fda0bd1291c5fEric Laurent audio_devices_t outDevice, 85446909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten audio_devices_t inDevice 85546909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 85646909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten , const sp<NBAIO_Sink>& teeSink 85746909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 85846909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten ); 85981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~RecordThread(); 86081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 86181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // no addTrack_l ? 86281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void destroyTrack_l(const sp<RecordTrack>& track); 86381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<RecordTrack>& track); 86481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 86581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpInternals(int fd, const Vector<String16>& args); 86681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 86781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 86881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 86981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 87081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t readyToRun(); 87181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 87281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 87381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 87481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 87581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mInput == NULL) ? NO_INIT : NO_ERROR; } 87681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::RecordThread::RecordTrack> createRecordTrack_l( 87781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 87881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 87981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 88081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 88181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t frameCount, 88281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 8839cae217050aa1347d4ac5053c305754879e3f97fMarco Nelissen int uid, 884ddb0ccf3fb6fe8da8c71a6deb30561b821f3c0a2Glenn Kasten IAudioFlinger::track_flags_t *flags, 88581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 88681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t *status); 88781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 88881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t start(RecordTrack* recordTrack, 88981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioSystem::sync_event_t event, 89081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int triggerSession); 89181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 89281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ask the thread to stop the specified track, and 89381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return true if the caller should then do it's part of the stopping process 894a8356f663014e7d4c27869629af83d8bb3441e19Glenn Kasten bool stop(RecordTrack* recordTrack); 89581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 89681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 89781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn* clearInput(); 89881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const; 89981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 90081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // AudioBufferProvider interface 90181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts); 90281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer); 90381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 90481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool checkForNewParameters_l(); 90581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 90681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void audioConfigChanged_l(int event, int param = 0); 90781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void readInputParameters(); 90881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual unsigned int getInputFramesLost(); 90981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 91081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 91181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 91281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const; 91381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 91481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Return the set of unique session IDs across all tracks. 91581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The keys are the session IDs, and the associated values are meaningless. 91681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME replace by Set [and implement Bag/Multiset for other uses]. 91781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent KeyedVector<int, bool> sessionIds() const; 91881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 91981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 92081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 92181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 92281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static void syncStartEventCallback(const wp<SyncEvent>& event); 92381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void handleSyncStartEvent(const sp<SyncEvent>& event); 92481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 9259b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mFrameCount; } 92690e58b1fefc8caf70b34301a92bc86179580b6fcGlenn Kasten bool hasFastRecorder() const { return false; } 9279b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 92881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 92981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void clearSyncStartEvent(); 93081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 93181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Enter standby if not already in standby, and set mStandby flag 93281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void standby(); 93381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 93481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Call the HAL standby method unconditionally, and don't change mStandby flag 93581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void inputStandBy(); 93681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 93781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *mInput; 93881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<RecordTrack> > mTracks; 93981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mActiveTrack has dual roles: it indicates the current active track, and 94081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is used together with mStartStopCond to indicate start()/stop() progress 94181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<RecordTrack> mActiveTrack; 94281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mStartStopCond; 9439b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 9449b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // updated by RecordThread::readInputParameters() 94581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioResampler *mResampler; 94634af02647b387a252fb02bab8e2cb9f7bd9c8abbGlenn Kasten // interleaved stereo pairs of fixed-point signed Q19.12 94781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t *mRsmpOutBuffer; 94834af02647b387a252fb02bab8e2cb9f7bd9c8abbGlenn Kasten int16_t *mRsmpInBuffer; // [mFrameCount * mChannelCount] 94981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mRsmpInIndex; 950548efc94813c1dec6e8cf6c085ae41ccb04827f1Glenn Kasten size_t mBufferSize; // stream buffer size for read() 95181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const uint32_t mReqChannelCount; 95281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const uint32_t mReqSampleRate; 95381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ssize_t mBytesRead; 95481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // sync event triggering actual audio capture. Frames read before this event will 95581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // be dropped and therefore not read by the application. 95681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<SyncEvent> mSyncStartEvent; 95781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // number of captured frames to drop after the start sync event has been received. 95881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // when < 0, maximum frames to drop before starting capture even if sync event is 95981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // not received 96081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ssize_t mFramestoDrop; 96181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 96281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 96381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<NBAIO_Sink> mTeeSink; 96481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 965