Threads.h revision bd096fd9d8e5fc0e62f98807f4818a06f70d0812
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 24081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void acquireWakeLock(); 24181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void acquireWakeLock_l(); 24281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock(); 24381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock_l(); 24481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setEffectSuspended_l(const effect_uuid_t *type, 24581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 24681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId); 24781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // updated mSuspendedSessions when an effect suspended or restored 24881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void updateSuspendedSessions_l(const effect_uuid_t *type, 24981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 25081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId); 25181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended when an effect chain is added 25281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnAddEffectChain_l(const sp<EffectChain>& chain); 25381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 25481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit() { } 25581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 25681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for mEffectChains 25781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 25881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const type_t mType; 25981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 26081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Used by parameters, config events, addTrack_l, exit 26181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mWaitWorkCV; 26281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 26381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger> mAudioFlinger; 2649b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 2659b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // updated by PlaybackThread::readOutputParameters() or 2669b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // RecordThread::readInputParameters() 26781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mSampleRate; 26881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameCount; // output HAL, direct output, record 26981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t mChannelMask; 270f6ed423af92a56ef54bba23eba883b1f21448b54Glenn Kasten uint32_t mChannelCount; 27181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameSize; 27281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t mFormat; 27381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 27481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Parameter sequence by client: binder thread calling setParameters(): 27581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 1. Lock mLock 27681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 2. Append to mNewParameters 27781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 3. mWaitWorkCV.signal 27881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 4. mParamCond.waitRelative with timeout 27981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 5. read mParamStatus 28081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 6. mWaitWorkCV.signal 28181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 7. Unlock 28281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 28381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Parameter sequence by server: threadLoop calling checkForNewParameters_l(): 28481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 1. Lock mLock 28581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 2. If there is an entry in mNewParameters proceed ... 28681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 2. Read first entry in mNewParameters 28781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 3. Process 28881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 4. Remove first entry from mNewParameters 28981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 5. Set mParamStatus 29081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 6. mParamCond.signal 29181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 7. mWaitWorkCV.wait with timeout (this is to avoid overwriting mParamStatus) 29281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 8. Unlock 29381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mParamCond; 29481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Vector<String8> mNewParameters; 29581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t mParamStatus; 29681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 297c6ae3c8a261794fd4445e4e152d1ada074a3f92fGlenn Kasten // vector owns each ConfigEvent *, so must delete after removing 29881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Vector<ConfigEvent *> mConfigEvents; 29981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 30081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // These fields are written and read by thread itself without lock or barrier, 30181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // and read by other threads without lock or barrier via standby() , outDevice() 30281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // and inDevice(). 30381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Because of the absence of a lock or barrier, any other thread that reads 30481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // these fields must use the information in isolation, or be prepared to deal 30581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // with possibility that it might be inconsistent with other information. 30681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mStandby; // Whether thread is currently in standby. 30781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mOutDevice; // output device 30881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mInDevice; // input device 30981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_source_t mAudioSource; // (see audio.h, audio_source_t) 31081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 31181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const audio_io_handle_t mId; 31281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Vector< sp<EffectChain> > mEffectChains; 31381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 31481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static const int kNameLength = 16; // prctl(PR_SET_NAME) limit 31581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent char mName[kNameLength]; 31681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IPowerManager> mPowerManager; 31781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IBinder> mWakeLockToken; 31881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<PMDeathRecipient> mDeathRecipient; 31981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // list of suspended effects per session and per type. The first vector is 32081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // keyed by session ID, the second by type UUID timeLow field 32181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent KeyedVector< int, KeyedVector< int, sp<SuspendedSessionDesc> > > 32281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mSuspendedSessions; 323ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kLogSize = 4 * 1024; 3249e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mNBLogWriter; 32581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 32681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 32781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// --- PlaybackThread --- 32881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass PlaybackThread : public ThreadBase { 32981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 33081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 33181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "PlaybackTracks.h" 33281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 33381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum mixer_state { 33481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_IDLE, // no active tracks 33581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_TRACKS_ENABLED, // at least one active track, but no track has any data ready 336bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_TRACKS_READY, // at least one active track, and at least one track has data 337bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_TRACK, // drain currently playing track 338bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_ALL, // fully drain the hardware 33981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // standby mode does not have an enum value 34081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend by audio policy manager is orthogonal to mixer state 34181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 34281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 343bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // retry count before removing active track in case of underrun on offloaded thread: 344bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // we need to make sure that AudioTrack client has enough time to send large buffers 345bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent//FIXME may be more appropriate if expressed in time units. Need to revise how underrun is handled 346bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // for offloaded tracks 347bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent static const int8_t kMaxTrackRetriesOffload = 20; 348bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 34981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 35081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, audio_devices_t device, type_t type); 35181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PlaybackThread(); 35281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 35381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 35481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 35581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 35681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t readyToRun(); 35781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 35881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 35981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 36081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 36181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 36281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 36381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that were lifted up out of threadLoop() 36481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix() = 0; 36581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime() = 0; 366bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 367bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_drain(); 36881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 369bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 37081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 37181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 37281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l reads and writes mActiveTracks, and returns 37381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the pending set of tracks to remove via Vector 'tracksToRemove'. The caller 37481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is responsible for clearing or destroying this Vector later on, when it 37581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is safe to do so. That will drop the final ref count and destroy the tracks. 37681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove) = 0; 377bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void removeTracks_l(const Vector< sp<Track> >& tracksToRemove); 378bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 379bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void writeCallback(); 380bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void setWriteBlocked(bool value); 381bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void drainCallback(); 382bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void setDraining(bool value); 383bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 384bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent static int asyncCallback(stream_callback_event_t event, void *param, void *cookie); 385bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 386bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 387bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 388bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool shouldStandby_l(); 389bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 39081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase virtuals 39281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit(); 39381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 39581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mOutput == NULL) ? NO_INIT : NO_ERROR; } 39781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return estimated latency in milliseconds, as reported by HAL 39981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency() const; 40081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same, but lock must already be held 40181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency_l() const; 40281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 40381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterVolume(float value); 40481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute(bool muted); 40581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 40681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setStreamVolume(audio_stream_type_t stream, float value); 40781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setStreamMute(audio_stream_type_t stream, bool muted); 40881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 40981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float streamVolume(audio_stream_type_t stream) const; 41081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 41181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> createTrack_l( 41281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 41381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_stream_type_t streamType, 41481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 41581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 41681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 41781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t frameCount, 41881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IMemory>& sharedBuffer, 41981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 42081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent IAudioFlinger::track_flags_t *flags, 42181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 42281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t *status); 42381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 42481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* getOutput() const; 42581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* clearOutput(); 42681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const; 42781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 42881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // a very large number of suspend() will eventually wraparound, but unlikely 42981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void suspend() { (void) android_atomic_inc(&mSuspended); } 43081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void restore() 43181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { 43281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // if restore() is done without suspend(), get back into 43381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // range so that the next suspend() will operate correctly 43481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent if (android_atomic_dec(&mSuspended) <= 0) { 43581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent android_atomic_release_store(0, &mSuspended); 43681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 43781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 43881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool isSuspended() const 43981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { return android_atomic_acquire_load(&mSuspended) > 0; } 44081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 44181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 44281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void audioConfigChanged_l(int event, int param = 0); 44381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t getRenderPosition(size_t *halFrames, size_t *dspFrames); 44481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int16_t *mixBuffer() const { return mMixBuffer; }; 44581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 44681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void detachAuxEffect_l(int effectId); 44781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t attachAuxEffect(const sp<AudioFlinger::PlaybackThread::Track> track, 44881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 44981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t attachAuxEffect_l(const sp<AudioFlinger::PlaybackThread::Track> track, 45081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 45181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 45281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 45381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 45481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const; 45581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t getStrategyForSession_l(int sessionId); 45681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 45781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 45881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 45981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 460fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten 461fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // called with AudioFlinger lock held 46281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void invalidateTracks(audio_stream_type_t streamType); 46381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4649b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mNormalFrameCount; } 4659b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 4669b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // Return's the HAL's frame count i.e. fast mixer buffer size. 4679b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten size_t frameCountHAL() const { return mFrameCount; } 46881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 46981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 4709b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // updated by readOutputParameters() 4719b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten size_t mNormalFrameCount; // normal mixer and effects 4729b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 473bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent int16_t* mMixBuffer; // frame size aligned mix buffer 474bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent int8_t* mAllocMixBuffer; // mixer buffer allocation address 47581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 47681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend count, > 0 means suspended. While suspended, the thread continues to pull from 47781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // tracks and mix, but doesn't write to HAL. A2DP and SCO HAL implementations can't handle 47881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // concurrent use of both of them, so Audio Policy Service suspends one of the threads to 47981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // workaround that restriction. 48081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 'volatile' means accessed via atomic operations and no lock. 48181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent volatile int32_t mSuspended; 48281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 48381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME overflows every 6+ hours at 44.1 kHz stereo 16-bit samples 48481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mFramesWritten would be better, or 64-bit even better 48581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mBytesWritten; 48681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 48781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mMasterMute is in both PlaybackThread and in AudioFlinger. When a 48881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // PlaybackThread needs to find out if master-muted, it checks it's local 48981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // copy rather than the one in AudioFlinger. This optimization saves a lock. 49081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mMasterMute; 49181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute_l(bool muted) { mMasterMute = muted; } 49281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 49381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector< wp<Track> > mActiveTracks; // FIXME check if this could be sp<> 49481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 49581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Allocate a track name for a given channel mask. 49681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Returns name >= 0 if successful, -1 on failure. 49781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId) = 0; 49881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name) = 0; 49981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 50081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Time to sleep between cycles when: 50181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; // mixer state MIXER_TRACKS_ENABLED 50281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const = 0; // mixer state MIXER_IDLE 50381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const = 0; // audio policy manager suspended us 50481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep when mixer state == MIXER_TRACKS_READY; relies on audio HAL stream->write() 50581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep in standby mode; waits on a condition 50681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 50781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that are temporarily lifted up out of threadLoop() until the merge 50881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSilentMode_l(); 50981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Non-trivial for DUPLICATING only 51181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks() { } 51281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks() { } 51381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Cache various calculated values, at threadLoop() entry and after a parameter change 51581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 51681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 51881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 52081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for numerous 52281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread(const Client&); 52481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread& operator = (const PlaybackThread&); 52581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addTrack_l(const sp<Track>& track); 527bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool destroyTrack_l(const sp<Track>& track); 52881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<Track>& track); 529bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void signal_l(); 53081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 53181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void readOutputParameters(); 53281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 53381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 53481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 53581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 53681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector< sp<Track> > mTracks; 53781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mStreamTypes[] uses 1 additional stream type internally for the OutputTrack used by 53881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // DuplicatingThread 53981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent stream_type_t mStreamTypes[AUDIO_STREAM_CNT + 1]; 54081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut *mOutput; 54181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 54281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mMasterVolume; 54381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t mLastWriteTime; 54481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumWrites; 54581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumDelayedWrites; 54681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mInWrite; 54781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 54881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME rename these former local variables of threadLoop to standard "m" names 54981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t standbyTime; 55081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mixBufferSize; 55181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 55281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // cached copies of activeSleepTimeUs() and idleSleepTimeUs() made by cacheParameters_l() 55381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t activeSleepTime; 55481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t idleSleepTime; 55581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 55681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sleepTime; 55781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 55881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mixer status returned by prepareTracks_l() 55981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatus; // current cycle 56081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // previous cycle when in prepareTracks_l() 56181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatusIgnoringFastTracks; 56281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME or a separate ready state per track 56381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 56481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME move these declarations into the specific sub-class that needs them 56581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 56681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sleepTimeShift; 56781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 56881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as AudioFlinger::mStandbyTimeInNsecs except for DIRECT which uses a shorter value 56981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t standbyDelay; 57081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 57181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 57281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t maxPeriod; 57381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 57481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // DUPLICATING only 57581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t writeFrames; 57681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 577bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mBytesRemaining; 578bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mCurrentWriteLength; 579bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mUseAsyncWrite; 580bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mWriteBlocked; 581bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mDraining; 582bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mSignalPending; 583bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent sp<AsyncCallbackThread> mCallbackThread; 584bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 58581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 58681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The HAL output sink is treated as non-blocking, but current implementation is blocking 58781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mOutputSink; 58881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // If a fast mixer is present, the blocking pipe sink, otherwise clear 58981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mPipeSink; 59081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The current sink for the normal mixer to write it's (sub)mix, mOutputSink or mPipeSink 59181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mNormalSink; 59246909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 59381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 59481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mTeeSink; 59581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Source> mTeeSource; 59646909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 59781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mScreenState; // cached copy of gScreenState 598ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kFastMixerLogSize = 4 * 1024; 5999e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mFastMixerNBLogWriter; 60081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 60181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const = 0; 60281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const 60381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { FastTrackUnderruns dummy; return dummy; } 60481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 60581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 60681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessed by both binder threads and within threadLoop(), lock on mutex needed 60781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent unsigned mFastTrackAvailMask; // bit i set if fast track [i] is available 608bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void flushOutput_l(); 609bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten 610bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kastenprivate: 611bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // timestamp latch: 612bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // D input is written by threadLoop_write while mutex is unlocked, and read while locked 613bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // Q output is written while locked, and read while locked 614bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten struct { 615bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten AudioTimestamp mTimestamp; 616bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten uint32_t mUnpresentedFrames; 617bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten } mLatchD, mLatchQ; 618bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten bool mLatchDValid; // true means mLatchD is valid, and clock it into latch at next opportunity 619bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten bool mLatchQValid; // true means mLatchQ is valid 62081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 62181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 62281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass MixerThread : public PlaybackThread { 62381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 62481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MixerThread(const sp<AudioFlinger>& audioFlinger, 62581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* output, 62681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 62781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t device, 62881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent type_t type = MIXER); 62981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~MixerThread(); 63081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 63181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 63281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 63381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool checkForNewParameters_l(); 63481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 63581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 63681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 63781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 63881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId); 63981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name); 64081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 64181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 64281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 64381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 64481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 645bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 64681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 64781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 64881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 64981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 65081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 65181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 65281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioMixer* mAudioMixer; // normal mixer 65381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 65481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // one-time initialization, no locks required 65581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent FastMixer* mFastMixer; // non-NULL if there is also a fast mixer 65681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioWatchdog> mAudioWatchdog; // non-0 if there is an audio watchdog thread 65781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 65881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // contents are not guaranteed to be consistent, no locks required 65981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent FastMixerDumpState mFastMixerDumpState; 66081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#ifdef STATE_QUEUE_DUMP 66181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueObserverDump mStateQueueObserverDump; 66281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueMutatorDump mStateQueueMutatorDump; 66381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#endif 66481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioWatchdogDump mAudioWatchdogDump; 66581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 66681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessible only within the threadLoop(), no locks required 66781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mFastMixer->sq() // for mutating and pushing state 66881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t mFastMixerFutex; // for cold idle 66981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 67081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 67181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return mFastMixer != NULL; } 67281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const { 67381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ALOG_ASSERT(fastIndex < FastMixerState::kMaxFastTracks); 67481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent return mFastMixerDumpState.mTracks[fastIndex].mUnderruns; 67581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 67681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 67781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 67881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DirectOutputThread : public PlaybackThread { 67981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 68081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 68181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 68281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, audio_devices_t device); 68381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DirectOutputThread(); 68481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 68581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 68681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 68781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool checkForNewParameters_l(); 68881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 68981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 69081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId); 69181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name); 69281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 69381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 69481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 69581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 69681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 69781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 69881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 69981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 70081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 70181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // volumes last sent to audio HAL with stream->set_volume() 70381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mLeftVolFloat; 70481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mRightVolFloat; 70581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 706bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 707bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audio_io_handle_t id, uint32_t device, ThreadBase::type_t type); 708bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void processVolume_l(Track *track, bool lastTrack); 709bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 71081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l() tells threadLoop_mix() the name of the single active track 71181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> mActiveTrack; 71281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 71381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 71481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 71581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 716bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass OffloadThread : public DirectOutputThread { 717bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 718bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 719bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent OffloadThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 720bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audio_io_handle_t id, uint32_t device); 721bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ~OffloadThread(); 722bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 723bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprotected: 724bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // threadLoop snippets 725bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 726bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 727bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void flushOutput_l(); 728bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 729bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 730bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 731bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool shouldStandby_l(); 732bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 733bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 734bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void flushHw_l(); 735bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 736bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 737bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mHwPaused; 738bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mFlushPending; 739bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedWriteLength; // length in bytes of write interrupted by pause 740bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedBytesRemaining; // bytes still waiting in mixbuffer after resume 741bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent sp<Track> mPreviousTrack; // used to detect track switch 742bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 743bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 744bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass AsyncCallbackThread : public Thread { 745bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 746bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 747bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent AsyncCallbackThread(const sp<OffloadThread>& offloadThread); 748bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 749bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ~AsyncCallbackThread(); 750bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 751bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // Thread virtuals 752bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool threadLoop(); 753bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 754bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // RefBase 755bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void onFirstRef(); 756bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 757bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void exit(); 758bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void setWriteBlocked(bool value); 759bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void setDraining(bool value); 760bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 761bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 762bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent wp<OffloadThread> mOffloadThread; 763bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mWriteBlocked; 764bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mDraining; 765bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent Condition mWaitWorkCV; 766bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent Mutex mLock; 767bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 768bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 76981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DuplicatingThread : public MixerThread { 77081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 77181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DuplicatingThread(const sp<AudioFlinger>& audioFlinger, MixerThread* mainThread, 77281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id); 77381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DuplicatingThread(); 77481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 77581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 77681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void addOutputTrack(MixerThread* thread); 77781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeOutputTrack(MixerThread* thread); 77881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t waitTimeMs() const { return mWaitTimeMs; } 77981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 78081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 78181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 78281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 78381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool outputsReady(const SortedVector< sp<OutputTrack> > &outputTracks); 78481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 78581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 78681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 78781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 788bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 78981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 79081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 79181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 79281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 79381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // called from threadLoop, addOutputTrack, removeOutputTrack 79481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void updateWaitTime_l(); 79581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 79681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks(); 79781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks(); 79881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 79981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 80081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mWaitTimeMs; 80181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > outputTracks; 80281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > mOutputTracks; 80381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 80481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 80581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 80681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 80781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 80881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// record thread 80981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass RecordThread : public ThreadBase, public AudioBufferProvider 81081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // derives from AudioBufferProvider interface for use by resampler 81181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent{ 81281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 81381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 81481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "RecordTracks.h" 81581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 81681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent RecordThread(const sp<AudioFlinger>& audioFlinger, 81781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *input, 81881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 81981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 82081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 821d3922f72601d82c6fc067a98916fda0bd1291c5fEric Laurent audio_devices_t outDevice, 82246909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten audio_devices_t inDevice 82346909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 82446909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten , const sp<NBAIO_Sink>& teeSink 82546909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 82646909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten ); 82781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~RecordThread(); 82881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 82981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // no addTrack_l ? 83081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void destroyTrack_l(const sp<RecordTrack>& track); 83181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<RecordTrack>& track); 83281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 83381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpInternals(int fd, const Vector<String16>& args); 83481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 83581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 83681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 83781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 83881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t readyToRun(); 83981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 84081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 84181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 84281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 84381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mInput == NULL) ? NO_INIT : NO_ERROR; } 84481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::RecordThread::RecordTrack> createRecordTrack_l( 84581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 84681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 84781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 84881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 84981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t frameCount, 85081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 851ddb0ccf3fb6fe8da8c71a6deb30561b821f3c0a2Glenn Kasten IAudioFlinger::track_flags_t *flags, 85281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 85381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t *status); 85481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 85581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t start(RecordTrack* recordTrack, 85681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioSystem::sync_event_t event, 85781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int triggerSession); 85881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 85981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ask the thread to stop the specified track, and 86081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return true if the caller should then do it's part of the stopping process 861a8356f663014e7d4c27869629af83d8bb3441e19Glenn Kasten bool stop(RecordTrack* recordTrack); 86281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 86381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 86481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn* clearInput(); 86581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const; 86681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 86781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // AudioBufferProvider interface 86881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts); 86981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer); 87081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 87181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool checkForNewParameters_l(); 87281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 87381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void audioConfigChanged_l(int event, int param = 0); 87481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void readInputParameters(); 87581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual unsigned int getInputFramesLost(); 87681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 87781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 87881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 87981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const; 88081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 88181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Return the set of unique session IDs across all tracks. 88281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The keys are the session IDs, and the associated values are meaningless. 88381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME replace by Set [and implement Bag/Multiset for other uses]. 88481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent KeyedVector<int, bool> sessionIds() const; 88581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 88681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 88781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 88881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 88981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static void syncStartEventCallback(const wp<SyncEvent>& event); 89081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void handleSyncStartEvent(const sp<SyncEvent>& event); 89181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 8929b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mFrameCount; } 89390e58b1fefc8caf70b34301a92bc86179580b6fcGlenn Kasten bool hasFastRecorder() const { return false; } 8949b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 89581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 89681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void clearSyncStartEvent(); 89781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 89881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Enter standby if not already in standby, and set mStandby flag 89981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void standby(); 90081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 90181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Call the HAL standby method unconditionally, and don't change mStandby flag 90281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void inputStandBy(); 90381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 90481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *mInput; 90581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<RecordTrack> > mTracks; 90681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mActiveTrack has dual roles: it indicates the current active track, and 90781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is used together with mStartStopCond to indicate start()/stop() progress 90881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<RecordTrack> mActiveTrack; 90981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mStartStopCond; 9109b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 9119b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // updated by RecordThread::readInputParameters() 91281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioResampler *mResampler; 91334af02647b387a252fb02bab8e2cb9f7bd9c8abbGlenn Kasten // interleaved stereo pairs of fixed-point signed Q19.12 91481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t *mRsmpOutBuffer; 91534af02647b387a252fb02bab8e2cb9f7bd9c8abbGlenn Kasten int16_t *mRsmpInBuffer; // [mFrameCount * mChannelCount] 91681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mRsmpInIndex; 917548efc94813c1dec6e8cf6c085ae41ccb04827f1Glenn Kasten size_t mBufferSize; // stream buffer size for read() 91881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const uint32_t mReqChannelCount; 91981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const uint32_t mReqSampleRate; 92081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ssize_t mBytesRead; 92181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // sync event triggering actual audio capture. Frames read before this event will 92281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // be dropped and therefore not read by the application. 92381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<SyncEvent> mSyncStartEvent; 92481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // number of captured frames to drop after the start sync event has been received. 92581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // when < 0, maximum frames to drop before starting capture even if sync event is 92681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // not received 92781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ssize_t mFramestoDrop; 92881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 92981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 93081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<NBAIO_Sink> mTeeSink; 93181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 932