Threads.h revision 1035194cee4fbd57e35ea15c56e66cd09b63d56e
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 39cf04c2cb8e031acc03c1c91cb1ccab15098c89b6Glenn Kasten virtual status_t readyToRun(); 40cf04c2cb8e031acc03c1c91cb1ccab15098c89b6Glenn Kasten 4181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpBase(int fd, const Vector<String16>& args); 4281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpEffectChains(int fd, const Vector<String16>& args); 4381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void clearPowerManager(); 4581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // base for record and playback 4781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum { 4881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent CFG_EVENT_IO, 491035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent CFG_EVENT_PRIO, 501035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent CFG_EVENT_SET_PARAMETER, 5181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 5281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 531035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class ConfigEventData: public RefBase { 541035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 551035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~ConfigEventData() {} 561035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 571035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void dump(char *buffer, size_t size) = 0; 581035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent protected: 591035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEventData() {} 601035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 611035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 621035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Config event sequence by client if status needed (e.g binder thread calling setParameters()): 631035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 1. create SetParameterConfigEvent. This sets mWaitStatus in config event 641035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 2. Lock mLock 651035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 3. Call sendConfigEvent_l(): Append to mConfigEvents and mWaitWorkCV.signal 661035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 4. sendConfigEvent_l() reads status from event->mStatus; 671035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 5. sendConfigEvent_l() returns status 681035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 6. Unlock 691035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 701035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Parameter sequence by server: threadLoop calling processConfigEvents_l(): 711035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 1. Lock mLock 721035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 2. If there is an entry in mConfigEvents proceed ... 731035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 3. Read first entry in mConfigEvents 741035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 4. Remove first entry from mConfigEvents 751035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 5. Process 761035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 6. Set event->mStatus 771035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 7. event->mCond.signal 781035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 8. Unlock 791035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 801035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class ConfigEvent: public RefBase { 8181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 8281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~ConfigEvent() {} 8381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 841035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent void dump(char *buffer, size_t size) { mData->dump(buffer, size); } 8581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 861035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent const int mType; // event type e.g. CFG_EVENT_IO 871035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Mutex mLock; // mutex associated with mCond 881035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Condition mCond; // condition for status return 891035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t mStatus; // status communicated to sender 901035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent bool mWaitStatus; // true if sender is waiting for status 911035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent sp<ConfigEventData> mData; // event specific parameter data 9281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 931035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent protected: 941035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEvent(int type) : mType(type), mStatus(NO_ERROR), mWaitStatus(false), mData(NULL) {} 9581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 9681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 971035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class IoConfigEventData : public ConfigEventData { 9881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 991035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent IoConfigEventData(int event, int param) : 1001035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mEvent(event), mParam(param) {} 10181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dump(char *buffer, size_t size) { 10381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent snprintf(buffer, size, "IO event: event %d, param %d\n", mEvent, mParam); 10481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 10581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const int mEvent; 10781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const int mParam; 10881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 10981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1101035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class IoConfigEvent : public ConfigEvent { 11181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 1121035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent IoConfigEvent(int event, int param) : 1131035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEvent(CFG_EVENT_IO) { 1141035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mData = new IoConfigEventData(event, param); 1151035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1161035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~IoConfigEvent() {} 1171035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 11881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1191035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class PrioConfigEventData : public ConfigEventData { 1201035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 1211035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent PrioConfigEventData(pid_t pid, pid_t tid, int32_t prio) : 1221035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mPid(pid), mTid(tid), mPrio(prio) {} 12381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 12481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dump(char *buffer, size_t size) { 12581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent snprintf(buffer, size, "Prio event: pid %d, tid %d, prio %d\n", mPid, mTid, mPrio); 12681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 12781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 12881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const pid_t mPid; 12981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const pid_t mTid; 13081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const int32_t mPrio; 13181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 13281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1331035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class PrioConfigEvent : public ConfigEvent { 1341035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 1351035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent PrioConfigEvent(pid_t pid, pid_t tid, int32_t prio) : 1361035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEvent(CFG_EVENT_PRIO) { 1371035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mData = new PrioConfigEventData(pid, tid, prio); 1381035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1391035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~PrioConfigEvent() {} 1401035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 1411035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1421035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class SetParameterConfigEventData : public ConfigEventData { 1431035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 1441035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent SetParameterConfigEventData(String8 keyValuePairs) : 1451035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mKeyValuePairs(keyValuePairs) {} 1461035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1471035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void dump(char *buffer, size_t size) { 1481035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent snprintf(buffer, size, "KeyValue: %s\n", mKeyValuePairs.string()); 1491035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1501035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1511035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent const String8 mKeyValuePairs; 1521035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 1531035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1541035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class SetParameterConfigEvent : public ConfigEvent { 1551035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 1561035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent SetParameterConfigEvent(String8 keyValuePairs) : 1571035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEvent(CFG_EVENT_SET_PARAMETER) { 1581035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mData = new SetParameterConfigEventData(keyValuePairs); 1591035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mWaitStatus = true; 1601035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1611035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~SetParameterConfigEvent() {} 1621035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 1631035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 16481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 16581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class PMDeathRecipient : public IBinder::DeathRecipient { 16681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 16781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PMDeathRecipient(const wp<ThreadBase>& thread) : mThread(thread) {} 16881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PMDeathRecipient() {} 16981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 17081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // IBinder::DeathRecipient 17181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void binderDied(const wp<IBinder>& who); 17281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 17381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent private: 17481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PMDeathRecipient(const PMDeathRecipient&); 17581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PMDeathRecipient& operator = (const PMDeathRecipient&); 17681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 17781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent wp<ThreadBase> mThread; 17881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 17981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 18081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const = 0; 18181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 18281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // static externally-visible 18381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent type_t type() const { return mType; } 18481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id() const { return mId;} 18581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 18681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // dynamic externally-visible 18781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate() const { return mSampleRate; } 18881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t channelCount() const { return mChannelCount; } 18981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask() const { return mChannelMask; } 19081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format() const { return mFormat; } 19181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Called by AudioFlinger::frameCount(audio_io_handle_t output) and effects, 1929b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // and returns the [normal mix] buffer's frame count. 1939b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const = 0; 194bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t frameSize() const { return mFrameSize; } 19581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 19681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Should be "virtual status_t requestExitAndWait()" and override same 19781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // method in Thread, but Thread::requestExitAndWait() is not yet virtual. 19881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void exit(); 1991035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 2001035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status) = 0; 20181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setParameters(const String8& keyValuePairs); 20281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys) = 0; 2031035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void audioConfigChanged_l( 2041035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent const DefaultKeyedVector< pid_t,sp<NotificationClient> >& notificationClients, 2051035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent int event, 2061035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent int param = 0) = 0; 2071035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // sendConfigEvent_l() must be called with ThreadBase::mLock held 2081035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Can temporarily release the lock if waiting for a reply from 2091035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // processConfigEvents_l(). 2101035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t sendConfigEvent_l(sp<ConfigEvent>& event); 21181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendIoConfigEvent(int event, int param = 0); 21281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendIoConfigEvent_l(int event, int param = 0); 21381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendPrioConfigEvent_l(pid_t pid, pid_t tid, int32_t prio); 2141035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t sendSetParameterConfigEvent_l(const String8& keyValuePair); 2151035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent void processConfigEvents_l( 2161035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent const DefaultKeyedVector< pid_t,sp<NotificationClient> >& notificationClients); 2171035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void cacheParameters_l() = 0; 21881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 21981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // see note at declaration of mStandby, mOutDevice and mInDevice 22081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool standby() const { return mStandby; } 22181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t outDevice() const { return mOutDevice; } 22281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t inDevice() const { return mInDevice; } 22381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const = 0; 22581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectHandle> createEffect_l( 22781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 22881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IEffectClient>& effectClient, 22981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t priority, 23081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 23181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent effect_descriptor_t *desc, 23281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int *enabled, 2339156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 23481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void disconnectEffect(const sp< EffectModule>& effect, 23581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent EffectHandle *handle, 23681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool unpinIfLast); 23781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 23881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return values for hasAudioSession (bit field) 23981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum effect_state { 24081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent EFFECT_SESSION = 0x1, // the audio session corresponds to at least one 24181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // effect 24281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent TRACK_SESSION = 0x2 // the audio session corresponds to at least one 24381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // track 24481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 24581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 24681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // get effect chain corresponding to session Id. 24781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectChain> getEffectChain(int sessionId); 24881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as getEffectChain() but must be called with ThreadBase mutex locked 24981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectChain> getEffectChain_l(int sessionId) const; 25081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // add an effect chain to the chain list (mEffectChains) 25181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain) = 0; 25281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // remove an effect chain from the chain list (mEffectChains) 25381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain) = 0; 25481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // lock all effect chains Mutexes. Must be called before releasing the 25581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase mutex before processing the mixer and effects. This guarantees the 25681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // integrity of the chains during the process. 25781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Also sets the parameter 'effectChains' to current value of mEffectChains. 25881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void lockEffectChains_l(Vector< sp<EffectChain> >& effectChains); 25981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // unlock effect chains after process 26081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void unlockEffectChains(const Vector< sp<EffectChain> >& effectChains); 261bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // get a copy of mEffectChains vector 262bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent Vector< sp<EffectChain> > getEffectChains_l() const { return mEffectChains; }; 26381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // set audio mode to all effect chains 26481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMode(audio_mode_t mode); 26581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // get effect module with corresponding ID on specified audio session 26681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::EffectModule> getEffect(int sessionId, int effectId); 26781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::EffectModule> getEffect_l(int sessionId, int effectId); 26881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // add and effect module. Also creates the effect chain is none exists for 26981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the effects audio session 27081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addEffect_l(const sp< EffectModule>& effect); 27181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // remove and effect module. Also removes the effect chain is this was the last 27281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // effect 27381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeEffect_l(const sp< EffectModule>& effect); 27481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // detach all tracks connected to an auxiliary effect 2750f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual void detachAuxEffect_l(int effectId __unused) {} 27681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // returns either EFFECT_SESSION if effects on this audio session exist in one 27781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // chain, or TRACK_SESSION if tracks on this audio session exist, or both 27881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const = 0; 27981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the value returned by default implementation is not important as the 28081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // strategy is only meaningful for PlaybackThread which implements this method 2810f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual uint32_t getStrategyForSession_l(int sessionId __unused) { return 0; } 28281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 28381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend or restore effect according to the type of effect passed. a NULL 28481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // type pointer means suspend all effects in the session 28581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setEffectSuspended(const effect_uuid_t *type, 28681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 28781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 28881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended/restored when an effect is enabled 28981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // or disabled 29081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnEffectEnabled(const sp<EffectModule>& effect, 29181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool enabled, 29281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 29381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnEffectEnabled_l(const sp<EffectModule>& effect, 29481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool enabled, 29581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 29681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 29781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event) = 0; 29881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const = 0; 29981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 300b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // Return a reference to a per-thread heap which can be used to allocate IMemory 301b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // objects that will be read-only to client processes, read/write to mediaserver, 302b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // and shared by all client processes of the thread. 303b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // The heap is per-thread rather than common across all threads, because 304b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // clients can't be trusted not to modify the offset of the IMemory they receive. 305b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // If a thread does not have such a heap, this method returns 0. 306b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten virtual sp<MemoryDealer> readOnlyHeap() const { return 0; } 30781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 30881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mutable Mutex mLock; 30981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 31081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 31181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 31281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // entry describing an effect being suspended in mSuspendedSessions keyed vector 31381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class SuspendedSessionDesc : public RefBase { 31481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 31581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SuspendedSessionDesc() : mRefCount(0) {} 31681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 31781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mRefCount; // number of active suspend requests 31881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent effect_uuid_t mType; // effect type UUID 31981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 32081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 321e14a5d6d2cc91dd2fc09ffdf7aa670b37da0795dMarco Nelissen void acquireWakeLock(int uid = -1); 322e14a5d6d2cc91dd2fc09ffdf7aa670b37da0795dMarco Nelissen void acquireWakeLock_l(int uid = -1); 32381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock(); 32481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock_l(); 325462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen void updateWakeLockUids(const SortedVector<int> &uids); 326462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen void updateWakeLockUids_l(const SortedVector<int> &uids); 327462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen void getPowerManager_l(); 32881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setEffectSuspended_l(const effect_uuid_t *type, 32981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 33081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId); 33181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // updated mSuspendedSessions when an effect suspended or restored 33281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void updateSuspendedSessions_l(const effect_uuid_t *type, 33381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 33481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId); 33581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended when an effect chain is added 33681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnAddEffectChain_l(const sp<EffectChain>& chain); 33781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 338014e7fa2e90827d911c37bb0ce4d2e10e14d0bb3Narayan Kamath String16 getWakeLockTag(); 339014e7fa2e90827d911c37bb0ce4d2e10e14d0bb3Narayan Kamath 34081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit() { } 34181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 34281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for mEffectChains 34381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 34481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const type_t mType; 34581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 34681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Used by parameters, config events, addTrack_l, exit 34781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mWaitWorkCV; 34881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 34981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger> mAudioFlinger; 3509b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 351deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // updated by PlaybackThread::readOutputParameters_l() or 352deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // RecordThread::readInputParameters_l() 35381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mSampleRate; 35481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameCount; // output HAL, direct output, record 35581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t mChannelMask; 356f6ed423af92a56ef54bba23eba883b1f21448b54Glenn Kasten uint32_t mChannelCount; 35781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameSize; 35881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t mFormat; 35970949c47fbae3f836d15f040551d7631be3ed7c2Glenn Kasten size_t mBufferSize; // HAL buffer size for read() or write() 36081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 3611035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Vector< sp<ConfigEvent> > mConfigEvents; 36281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 36381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // These fields are written and read by thread itself without lock or barrier, 3644944acb7355b3aa25748fd25945a363a69d65444Glenn Kasten // and read by other threads without lock or barrier via standby(), outDevice() 36581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // and inDevice(). 36681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Because of the absence of a lock or barrier, any other thread that reads 36781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // these fields must use the information in isolation, or be prepared to deal 36881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // with possibility that it might be inconsistent with other information. 3694944acb7355b3aa25748fd25945a363a69d65444Glenn Kasten bool mStandby; // Whether thread is currently in standby. 37081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mOutDevice; // output device 37181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mInDevice; // input device 37281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_source_t mAudioSource; // (see audio.h, audio_source_t) 37381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 37481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const audio_io_handle_t mId; 37581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Vector< sp<EffectChain> > mEffectChains; 37681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 37781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static const int kNameLength = 16; // prctl(PR_SET_NAME) limit 37881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent char mName[kNameLength]; 37981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IPowerManager> mPowerManager; 38081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IBinder> mWakeLockToken; 38181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<PMDeathRecipient> mDeathRecipient; 38281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // list of suspended effects per session and per type. The first vector is 38381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // keyed by session ID, the second by type UUID timeLow field 38481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent KeyedVector< int, KeyedVector< int, sp<SuspendedSessionDesc> > > 38581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mSuspendedSessions; 386ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kLogSize = 4 * 1024; 3879e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mNBLogWriter; 38881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 38981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// --- PlaybackThread --- 39181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass PlaybackThread : public ThreadBase { 39281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 39381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "PlaybackTracks.h" 39581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum mixer_state { 39781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_IDLE, // no active tracks 39881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_TRACKS_ENABLED, // at least one active track, but no track has any data ready 399bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_TRACKS_READY, // at least one active track, and at least one track has data 400bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_TRACK, // drain currently playing track 401bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_ALL, // fully drain the hardware 40281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // standby mode does not have an enum value 40381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend by audio policy manager is orthogonal to mixer state 40481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 40581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 406bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // retry count before removing active track in case of underrun on offloaded thread: 407bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // we need to make sure that AudioTrack client has enough time to send large buffers 408bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent//FIXME may be more appropriate if expressed in time units. Need to revise how underrun is handled 409bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // for offloaded tracks 410bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent static const int8_t kMaxTrackRetriesOffload = 20; 411bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 41281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 41381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, audio_devices_t device, type_t type); 41481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PlaybackThread(); 41581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 41681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 41781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 41881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 41981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 42081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 42181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 42281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 42381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 42481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 42581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that were lifted up out of threadLoop() 42681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix() = 0; 42781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime() = 0; 428bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 429bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_drain(); 43081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 431bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 43281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 43381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 43481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l reads and writes mActiveTracks, and returns 43581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the pending set of tracks to remove via Vector 'tracksToRemove'. The caller 43681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is responsible for clearing or destroying this Vector later on, when it 43781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is safe to do so. That will drop the final ref count and destroy the tracks. 43881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove) = 0; 439bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void removeTracks_l(const Vector< sp<Track> >& tracksToRemove); 440bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 441bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void writeCallback(); 4423b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetWriteBlocked(uint32_t sequence); 443bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void drainCallback(); 4443b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetDraining(uint32_t sequence); 445bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 446bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent static int asyncCallback(stream_callback_event_t event, void *param, void *cookie); 447bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 448bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 449bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 450bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool shouldStandby_l(); 4514c6a433d74d5ae8b9bc0557207e3ced43bf34a25Haynes Mathew George virtual void onAddNewTrack_l(); 45281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 45381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase virtuals 45481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit(); 45581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 45681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 45781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 45881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mOutput == NULL) ? NO_INIT : NO_ERROR; } 45981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 46081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return estimated latency in milliseconds, as reported by HAL 46181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency() const; 46281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same, but lock must already be held 46381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency_l() const; 46481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 46581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterVolume(float value); 46681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute(bool muted); 46781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 46881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setStreamVolume(audio_stream_type_t stream, float value); 46981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setStreamMute(audio_stream_type_t stream, bool muted); 47081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 47181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float streamVolume(audio_stream_type_t stream) const; 47281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 47381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> createTrack_l( 47481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 47581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_stream_type_t streamType, 47681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 47781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 47881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 47974935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t *pFrameCount, 48081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IMemory>& sharedBuffer, 48181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 48281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent IAudioFlinger::track_flags_t *flags, 48381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 484462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen int uid, 4859156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 48681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 48781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* getOutput() const; 48881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* clearOutput(); 48981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const; 49081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 49181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // a very large number of suspend() will eventually wraparound, but unlikely 49281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void suspend() { (void) android_atomic_inc(&mSuspended); } 49381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void restore() 49481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { 49581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // if restore() is done without suspend(), get back into 49681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // range so that the next suspend() will operate correctly 49781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent if (android_atomic_dec(&mSuspended) <= 0) { 49881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent android_atomic_release_store(0, &mSuspended); 49981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 50081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 50181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool isSuspended() const 50281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { return android_atomic_acquire_load(&mSuspended) > 0; } 50381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 50481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 5051035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void audioConfigChanged_l( 5061035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent const DefaultKeyedVector< pid_t,sp<NotificationClient> >& notificationClients, 5071035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent int event, 5081035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent int param = 0); 509377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames); 510010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // FIXME rename mixBuffer() to sinkBuffer() and remove int16_t* dependency. 511010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // Consider also removing and passing an explicit mMainBuffer initialization 512010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // parameter to AF::PlaybackThread::Track::Track(). 513010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung int16_t *mixBuffer() const { 514010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung return reinterpret_cast<int16_t *>(mSinkBuffer); }; 51581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void detachAuxEffect_l(int effectId); 51781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t attachAuxEffect(const sp<AudioFlinger::PlaybackThread::Track> track, 51881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 51981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t attachAuxEffect_l(const sp<AudioFlinger::PlaybackThread::Track> track, 52081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 52181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 52381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 52481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const; 52581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t getStrategyForSession_l(int sessionId); 52681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 52981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 530fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten 531fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // called with AudioFlinger lock held 53281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void invalidateTracks(audio_stream_type_t streamType); 53381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 5349b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mNormalFrameCount; } 5359b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 5369b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // Return's the HAL's frame count i.e. fast mixer buffer size. 5379b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten size_t frameCountHAL() const { return mFrameCount; } 53881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 539accc147666bfd37fc8b4ef745f18a8c751555ec2Eric Laurent status_t getTimestamp_l(AudioTimestamp& timestamp); 540accc147666bfd37fc8b4ef745f18a8c751555ec2Eric Laurent 54181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 542deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // updated by readOutputParameters_l() 5439b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten size_t mNormalFrameCount; // normal mixer and effects 5449b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 545010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung void* mSinkBuffer; // frame size aligned sink buffer 54681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 54798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // TODO: 54898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Rearrange the buffer info into a struct/class with 54998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // clear, copy, construction, destruction methods. 55098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 55198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mSinkBuffer also has associated with it: 55298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 55398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mSinkBufferSize: Sink Buffer Size 55498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mFormat: Sink Buffer Format 55598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 55669aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Mixer Buffer (mMixerBuffer*) 55769aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // 55869aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // In the case of floating point or multichannel data, which is not in the 55969aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // sink format, it is required to accumulate in a higher precision or greater channel count 56069aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // buffer before downmixing or data conversion to the sink buffer. 56169aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 56269aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Set to "true" to enable the Mixer Buffer otherwise mixer output goes to sink buffer. 56369aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung bool mMixerBufferEnabled; 56469aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 56569aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Storage, 32 byte aligned (may make this alignment a requirement later). 56669aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Due to constraints on mNormalFrameCount, the buffer size is a multiple of 16 frames. 56769aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung void* mMixerBuffer; 56869aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 56969aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Size of mMixerBuffer in bytes: mNormalFrameCount * #channels * sampsize. 57069aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung size_t mMixerBufferSize; 57169aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 57269aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // The audio format of mMixerBuffer. Set to AUDIO_FORMAT_PCM_(FLOAT|16_BIT) only. 57369aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung audio_format_t mMixerBufferFormat; 57469aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 57569aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // An internal flag set to true by MixerThread::prepareTracks_l() 57669aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // when mMixerBuffer contains valid data after mixing. 57769aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung bool mMixerBufferValid; 57869aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 57998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Effects Buffer (mEffectsBuffer*) 58098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 58198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // In the case of effects data, which is not in the sink format, 58298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // it is required to accumulate in a different buffer before data conversion 58398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // to the sink buffer. 58498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 58598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Set to "true" to enable the Effects Buffer otherwise effects output goes to sink buffer. 58698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung bool mEffectBufferEnabled; 58798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 58898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Storage, 32 byte aligned (may make this alignment a requirement later). 58998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Due to constraints on mNormalFrameCount, the buffer size is a multiple of 16 frames. 59098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung void* mEffectBuffer; 59198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 59298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Size of mEffectsBuffer in bytes: mNormalFrameCount * #channels * sampsize. 59398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung size_t mEffectBufferSize; 59498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 59598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // The audio format of mEffectsBuffer. Set to AUDIO_FORMAT_PCM_16_BIT only. 59698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung audio_format_t mEffectBufferFormat; 59798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 59898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // An internal flag set to true by MixerThread::prepareTracks_l() 59998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // when mEffectsBuffer contains valid data after mixing. 60098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 60198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // When this is set, all mixer data is routed into the effects buffer 60298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // for any processing (including output processing). 60398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung bool mEffectBufferValid; 60498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 60581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend count, > 0 means suspended. While suspended, the thread continues to pull from 60681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // tracks and mix, but doesn't write to HAL. A2DP and SCO HAL implementations can't handle 60781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // concurrent use of both of them, so Audio Policy Service suspends one of the threads to 60881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // workaround that restriction. 60981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 'volatile' means accessed via atomic operations and no lock. 61081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent volatile int32_t mSuspended; 61181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 61281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME overflows every 6+ hours at 44.1 kHz stereo 16-bit samples 61381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mFramesWritten would be better, or 64-bit even better 61481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mBytesWritten; 61581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 61681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mMasterMute is in both PlaybackThread and in AudioFlinger. When a 61781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // PlaybackThread needs to find out if master-muted, it checks it's local 61881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // copy rather than the one in AudioFlinger. This optimization saves a lock. 61981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mMasterMute; 62081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute_l(bool muted) { mMasterMute = muted; } 62181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 62281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector< wp<Track> > mActiveTracks; // FIXME check if this could be sp<> 623462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen SortedVector<int> mWakeLockUids; 624462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen int mActiveTracksGeneration; 625fd4779740ec3e9e865d5514464df26d015354388Eric Laurent wp<Track> mLatestActiveTrack; // latest track added to mActiveTracks 62681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 62781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Allocate a track name for a given channel mask. 62881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Returns name >= 0 if successful, -1 on failure. 62981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId) = 0; 63081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name) = 0; 63181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 63281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Time to sleep between cycles when: 63381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; // mixer state MIXER_TRACKS_ENABLED 63481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const = 0; // mixer state MIXER_IDLE 63581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const = 0; // audio policy manager suspended us 63681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep when mixer state == MIXER_TRACKS_READY; relies on audio HAL stream->write() 63781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep in standby mode; waits on a condition 63881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 63981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that are temporarily lifted up out of threadLoop() until the merge 64081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSilentMode_l(); 64181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 64281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Non-trivial for DUPLICATING only 64381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks() { } 64481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks() { } 64581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 64681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Cache various calculated values, at threadLoop() entry and after a parameter change 64781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 64881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 64981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 65081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 65181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 65281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 65381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for numerous 65481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 65581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread(const Client&); 65681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread& operator = (const PlaybackThread&); 65781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 65881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addTrack_l(const sp<Track>& track); 659bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool destroyTrack_l(const sp<Track>& track); 66081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<Track>& track); 661ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent void broadcast_l(); 66281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 663deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten void readOutputParameters_l(); 66481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 66581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 66681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 66781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 66881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector< sp<Track> > mTracks; 66981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mStreamTypes[] uses 1 additional stream type internally for the OutputTrack used by 67081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // DuplicatingThread 67181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent stream_type_t mStreamTypes[AUDIO_STREAM_CNT + 1]; 67281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut *mOutput; 67381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 67481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mMasterVolume; 67581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t mLastWriteTime; 67681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumWrites; 67781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumDelayedWrites; 67881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mInWrite; 67981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 68081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME rename these former local variables of threadLoop to standard "m" names 68181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t standbyTime; 68225c2dac12114699e90deb1c579cadebce7b91a97Andy Hung size_t mSinkBufferSize; 68381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 68481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // cached copies of activeSleepTimeUs() and idleSleepTimeUs() made by cacheParameters_l() 68581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t activeSleepTime; 68681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t idleSleepTime; 68781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 68881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sleepTime; 68981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 69081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mixer status returned by prepareTracks_l() 69181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatus; // current cycle 69281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // previous cycle when in prepareTracks_l() 69381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatusIgnoringFastTracks; 69481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME or a separate ready state per track 69581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 69681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME move these declarations into the specific sub-class that needs them 69781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 69881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sleepTimeShift; 69981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as AudioFlinger::mStandbyTimeInNsecs except for DIRECT which uses a shorter value 70181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t standbyDelay; 70281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 70481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t maxPeriod; 70581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // DUPLICATING only 70781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t writeFrames; 70881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 709bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mBytesRemaining; 710bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mCurrentWriteLength; 711bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mUseAsyncWrite; 7123b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mWriteAckSequence contains current write sequence on bits 31-1. The write sequence is 7133b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // incremented each time a write(), a flush() or a standby() occurs. 7143b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is set when a write blocks and indicates a callback is expected. 7153b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is reset by the async callback thread calling resetWriteBlocked(). Out of sequence 7163b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // callbacks are ignored. 7173b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent uint32_t mWriteAckSequence; 7183b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mDrainSequence contains current drain sequence on bits 31-1. The drain sequence is 7193b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // incremented each time a drain is requested or a flush() or standby() occurs. 7203b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is set when the drain() command is called at the HAL and indicates a callback is 7213b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // expected. 7223b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is reset by the async callback thread calling resetDraining(). Out of sequence 7233b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // callbacks are ignored. 7243b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent uint32_t mDrainSequence; 725ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent // A condition that must be evaluated by prepareTrack_l() has changed and we must not wait 726ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent // for async write callback in the thread loop before evaluating it 727bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mSignalPending; 728bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent sp<AsyncCallbackThread> mCallbackThread; 729bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 73081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 73181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The HAL output sink is treated as non-blocking, but current implementation is blocking 73281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mOutputSink; 73381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // If a fast mixer is present, the blocking pipe sink, otherwise clear 73481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mPipeSink; 73581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The current sink for the normal mixer to write it's (sub)mix, mOutputSink or mPipeSink 73681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mNormalSink; 73746909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 73881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 73981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mTeeSink; 74081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Source> mTeeSource; 74146909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 74281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mScreenState; // cached copy of gScreenState 743ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kFastMixerLogSize = 4 * 1024; 7449e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mFastMixerNBLogWriter; 74581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 74681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const = 0; 7470f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex __unused) const 74881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { FastTrackUnderruns dummy; return dummy; } 74981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 75081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 75181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessed by both binder threads and within threadLoop(), lock on mutex needed 75281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent unsigned mFastTrackAvailMask; // bit i set if fast track [i] is available 753bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten 754bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kastenprivate: 755bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // timestamp latch: 756bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // D input is written by threadLoop_write while mutex is unlocked, and read while locked 757bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // Q output is written while locked, and read while locked 758bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten struct { 759bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten AudioTimestamp mTimestamp; 760bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten uint32_t mUnpresentedFrames; 761bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten } mLatchD, mLatchQ; 762bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten bool mLatchDValid; // true means mLatchD is valid, and clock it into latch at next opportunity 763bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten bool mLatchQValid; // true means mLatchQ is valid 76481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 76581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 76681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass MixerThread : public PlaybackThread { 76781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 76881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MixerThread(const sp<AudioFlinger>& audioFlinger, 76981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* output, 77081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 77181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t device, 77281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent type_t type = MIXER); 77381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~MixerThread(); 77481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 77581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 77681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 7771035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 7781035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 77981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 78081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 78181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 78281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 78381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId); 78481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name); 78581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 78681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 78781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 78881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 78981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 790bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 79181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 79281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 79381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 79481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 79581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 79681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 79781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioMixer* mAudioMixer; // normal mixer 79881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 79981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // one-time initialization, no locks required 80081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent FastMixer* mFastMixer; // non-NULL if there is also a fast mixer 80181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioWatchdog> mAudioWatchdog; // non-0 if there is an audio watchdog thread 80281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 80381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // contents are not guaranteed to be consistent, no locks required 80481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent FastMixerDumpState mFastMixerDumpState; 80581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#ifdef STATE_QUEUE_DUMP 80681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueObserverDump mStateQueueObserverDump; 80781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueMutatorDump mStateQueueMutatorDump; 80881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#endif 80981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioWatchdogDump mAudioWatchdogDump; 81081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 81181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessible only within the threadLoop(), no locks required 81281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mFastMixer->sq() // for mutating and pushing state 81381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t mFastMixerFutex; // for cold idle 81481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 81581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 81681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return mFastMixer != NULL; } 81781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const { 81881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ALOG_ASSERT(fastIndex < FastMixerState::kMaxFastTracks); 81981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent return mFastMixerDumpState.mTracks[fastIndex].mUnderruns; 82081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 82181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 82281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 82381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DirectOutputThread : public PlaybackThread { 82481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 82581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 82681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 82781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, audio_devices_t device); 82881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DirectOutputThread(); 82981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 83081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 83181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 8321035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 8331035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 83481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 83581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 83681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId); 83781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name); 83881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 83981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 84081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 84181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 84281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 84381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 84481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 84581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 84681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 84781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 84881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // volumes last sent to audio HAL with stream->set_volume() 84981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mLeftVolFloat; 85081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mRightVolFloat; 85181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 852bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 853bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audio_io_handle_t id, uint32_t device, ThreadBase::type_t type); 854bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void processVolume_l(Track *track, bool lastTrack); 855bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 85681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l() tells threadLoop_mix() the name of the single active track 85781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> mActiveTrack; 85881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 85981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 86081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 86181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 862bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass OffloadThread : public DirectOutputThread { 863bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 864bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 865bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent OffloadThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 866bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audio_io_handle_t id, uint32_t device); 8676a51d7ed7062536ccc892c8850a34ed55cbc8d5cEric Laurent virtual ~OffloadThread() {}; 868bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 869bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprotected: 870bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // threadLoop snippets 871bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 872bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 873bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 874bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 875bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 876bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool shouldStandby_l(); 8774c6a433d74d5ae8b9bc0557207e3ced43bf34a25Haynes Mathew George virtual void onAddNewTrack_l(); 878bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 879bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 880bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void flushHw_l(); 881bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 882bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 883bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mHwPaused; 884bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mFlushPending; 885bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedWriteLength; // length in bytes of write interrupted by pause 886bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedBytesRemaining; // bytes still waiting in mixbuffer after resume 887d7e59228caad3867794d847f6bf163c6495e9506Eric Laurent wp<Track> mPreviousTrack; // used to detect track switch 888bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 889bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 890bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass AsyncCallbackThread : public Thread { 891bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 892bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 8934de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent AsyncCallbackThread(const wp<PlaybackThread>& playbackThread); 894bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 895bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ~AsyncCallbackThread(); 896bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 897bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // Thread virtuals 898bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool threadLoop(); 899bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 900bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // RefBase 901bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void onFirstRef(); 902bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 903bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void exit(); 9043b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void setWriteBlocked(uint32_t sequence); 9053b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetWriteBlocked(); 9063b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void setDraining(uint32_t sequence); 9073b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetDraining(); 908bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 909bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 9104de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent const wp<PlaybackThread> mPlaybackThread; 9113b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mWriteAckSequence corresponds to the last write sequence passed by the offload thread via 9123b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // setWriteBlocked(). The sequence is shifted one bit to the left and the lsb is used 9133b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // to indicate that the callback has been received via resetWriteBlocked() 9144de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent uint32_t mWriteAckSequence; 9153b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mDrainSequence corresponds to the last drain sequence passed by the offload thread via 9163b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // setDraining(). The sequence is shifted one bit to the left and the lsb is used 9173b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // to indicate that the callback has been received via resetDraining() 9184de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent uint32_t mDrainSequence; 9194de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent Condition mWaitWorkCV; 9204de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent Mutex mLock; 921bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 922bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 92381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DuplicatingThread : public MixerThread { 92481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 92581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DuplicatingThread(const sp<AudioFlinger>& audioFlinger, MixerThread* mainThread, 92681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id); 92781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DuplicatingThread(); 92881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 92981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 93081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void addOutputTrack(MixerThread* thread); 93181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeOutputTrack(MixerThread* thread); 93281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t waitTimeMs() const { return mWaitTimeMs; } 93381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 93481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 93581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 93681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 93781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool outputsReady(const SortedVector< sp<OutputTrack> > &outputTracks); 93881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 93981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 94081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 94181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 942bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 94381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 94481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 94581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 94681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 94781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // called from threadLoop, addOutputTrack, removeOutputTrack 94881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void updateWaitTime_l(); 94981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 95081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks(); 95181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks(); 95281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 95381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 95481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mWaitTimeMs; 95581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > outputTracks; 95681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > mOutputTracks; 95781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 95881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 95981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 96081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 96181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 96281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// record thread 9636dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kastenclass RecordThread : public ThreadBase 96481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent{ 96581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 96681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 9676dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten class RecordTrack; 9686dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten class ResamplerBufferProvider : public AudioBufferProvider 9696dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // derives from AudioBufferProvider interface for use by resampler 9706dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten { 9716dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten public: 9726dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten ResamplerBufferProvider(RecordTrack* recordTrack) : mRecordTrack(recordTrack) { } 9736dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual ~ResamplerBufferProvider() { } 9746dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // AudioBufferProvider interface 9756dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts); 9766dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer); 9776dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten private: 9786dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten RecordTrack * const mRecordTrack; 9796dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten }; 9806dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten 98181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "RecordTracks.h" 98281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 98381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent RecordThread(const sp<AudioFlinger>& audioFlinger, 98481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *input, 98581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 986d3922f72601d82c6fc067a98916fda0bd1291c5fEric Laurent audio_devices_t outDevice, 98746909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten audio_devices_t inDevice 98846909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 98946909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten , const sp<NBAIO_Sink>& teeSink 99046909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 99146909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten ); 99281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~RecordThread(); 99381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 99481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // no addTrack_l ? 99581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void destroyTrack_l(const sp<RecordTrack>& track); 99681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<RecordTrack>& track); 99781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 99881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpInternals(int fd, const Vector<String16>& args); 99981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 100081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 100181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 100281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 100381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 100481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 100581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 100681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 100781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mInput == NULL) ? NO_INIT : NO_ERROR; } 1008e198c360d5e75a9b2097844c495c10902e7e8500Glenn Kasten 1009b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten virtual sp<MemoryDealer> readOnlyHeap() const { return mReadOnlyHeap; } 1010b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten 101181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::RecordThread::RecordTrack> createRecordTrack_l( 101281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 101381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 101481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 101581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 101674935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t *pFrameCount, 101781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 1018462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen int uid, 1019ddb0ccf3fb6fe8da8c71a6deb30561b821f3c0a2Glenn Kasten IAudioFlinger::track_flags_t *flags, 102081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 10219156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 102281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 102381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t start(RecordTrack* recordTrack, 102481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioSystem::sync_event_t event, 102581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int triggerSession); 102681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 102781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ask the thread to stop the specified track, and 102881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return true if the caller should then do it's part of the stopping process 1029a8356f663014e7d4c27869629af83d8bb3441e19Glenn Kasten bool stop(RecordTrack* recordTrack); 103081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 103181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 103281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn* clearInput(); 103381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const; 103481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 103581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10361035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 10371035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 10381035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void cacheParameters_l() {} 103981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 10401035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void audioConfigChanged_l( 10411035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent const DefaultKeyedVector< pid_t,sp<NotificationClient> >& notificationClients, 10421035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent int event, 10431035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent int param = 0); 1044deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten void readInputParameters_l(); 10455f972c031d4061f4f037c9fda1ea4bd9b6a756cdGlenn Kasten virtual uint32_t getInputFramesLost(); 104681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 104781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 104881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 104981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const; 105081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 105181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Return the set of unique session IDs across all tracks. 105281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The keys are the session IDs, and the associated values are meaningless. 105381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME replace by Set [and implement Bag/Multiset for other uses]. 105481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent KeyedVector<int, bool> sessionIds() const; 105581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 105681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 105781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 105881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 105981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static void syncStartEventCallback(const wp<SyncEvent>& event); 106081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10619b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mFrameCount; } 10623a6c90aa0617666d9abc94c02b752d9eb3d64772Glenn Kasten bool hasFastCapture() const { return false; } 10639b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 106481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 106581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Enter standby if not already in standby, and set mStandby flag 106693e471f620454f7de73d190521568b1e25879767Glenn Kasten void standbyIfNotAlreadyInStandby(); 106781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 106881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Call the HAL standby method unconditionally, and don't change mStandby flag 1069e198c360d5e75a9b2097844c495c10902e7e8500Glenn Kasten void inputStandBy(); 107081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 107181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *mInput; 107281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<RecordTrack> > mTracks; 10732b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten // mActiveTracks has dual roles: it indicates the current active track(s), and 107481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is used together with mStartStopCond to indicate start()/stop() progress 10752b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten SortedVector< sp<RecordTrack> > mActiveTracks; 10762b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten // generation counter for mActiveTracks 10772b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten int mActiveTracksGen; 107881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mStartStopCond; 10799b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 10808594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten // resampler converts input at HAL Hz to output at AudioRecord client Hz 10818594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten int16_t *mRsmpInBuffer; // see new[] for details on the size 10828594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten size_t mRsmpInFrames; // size of resampler input in frames 10838594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten size_t mRsmpInFramesP2;// size rounded up to a power-of-2 10846dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten 10856dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // rolling index that is never cleared 10868594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten int32_t mRsmpInRear; // last filled frame + 1 10878594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten 108881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 108981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<NBAIO_Sink> mTeeSink; 1090b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten 1091b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten const sp<MemoryDealer> mReadOnlyHeap; 109281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 1093