Threads.h revision e659ef420dae0caae84ab78f9df8952acb9ad3a0
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, 511c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent CFG_EVENT_CREATE_AUDIO_PATCH, 521c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent CFG_EVENT_RELEASE_AUDIO_PATCH, 5381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 5481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 551035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class ConfigEventData: public RefBase { 561035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 571035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~ConfigEventData() {} 581035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 591035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void dump(char *buffer, size_t size) = 0; 601035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent protected: 611035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEventData() {} 621035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 631035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 641035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Config event sequence by client if status needed (e.g binder thread calling setParameters()): 651035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 1. create SetParameterConfigEvent. This sets mWaitStatus in config event 661035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 2. Lock mLock 671035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 3. Call sendConfigEvent_l(): Append to mConfigEvents and mWaitWorkCV.signal 681035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 4. sendConfigEvent_l() reads status from event->mStatus; 691035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 5. sendConfigEvent_l() returns status 701035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 6. Unlock 711035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 721035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Parameter sequence by server: threadLoop calling processConfigEvents_l(): 731035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 1. Lock mLock 741035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 2. If there is an entry in mConfigEvents proceed ... 751035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 3. Read first entry in mConfigEvents 761035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 4. Remove first entry from mConfigEvents 771035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 5. Process 781035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 6. Set event->mStatus 791035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 7. event->mCond.signal 801035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 8. Unlock 811035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 821035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class ConfigEvent: public RefBase { 8381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 8481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~ConfigEvent() {} 8581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 861035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent void dump(char *buffer, size_t size) { mData->dump(buffer, size); } 8781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 881035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent const int mType; // event type e.g. CFG_EVENT_IO 891035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Mutex mLock; // mutex associated with mCond 901035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Condition mCond; // condition for status return 911035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t mStatus; // status communicated to sender 921035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent bool mWaitStatus; // true if sender is waiting for status 931035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent sp<ConfigEventData> mData; // event specific parameter data 9481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 951035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent protected: 961035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEvent(int type) : mType(type), mStatus(NO_ERROR), mWaitStatus(false), mData(NULL) {} 9781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 9881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 991035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class IoConfigEventData : public ConfigEventData { 10081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 1011035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent IoConfigEventData(int event, int param) : 1021035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mEvent(event), mParam(param) {} 10381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dump(char *buffer, size_t size) { 10581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent snprintf(buffer, size, "IO event: event %d, param %d\n", mEvent, mParam); 10681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 10781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const int mEvent; 10981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const int mParam; 11081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 11181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1121035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class IoConfigEvent : public ConfigEvent { 11381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 1141035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent IoConfigEvent(int event, int param) : 1151035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEvent(CFG_EVENT_IO) { 1161035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mData = new IoConfigEventData(event, param); 1171035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1181035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~IoConfigEvent() {} 1191035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 12081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1211035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class PrioConfigEventData : public ConfigEventData { 1221035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 1231035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent PrioConfigEventData(pid_t pid, pid_t tid, int32_t prio) : 1241035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mPid(pid), mTid(tid), mPrio(prio) {} 12581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 12681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dump(char *buffer, size_t size) { 12781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent snprintf(buffer, size, "Prio event: pid %d, tid %d, prio %d\n", mPid, mTid, mPrio); 12881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 12981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 13081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const pid_t mPid; 13181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const pid_t mTid; 13281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const int32_t mPrio; 13381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 13481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1351035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class PrioConfigEvent : public ConfigEvent { 1361035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 1371035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent PrioConfigEvent(pid_t pid, pid_t tid, int32_t prio) : 1381035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEvent(CFG_EVENT_PRIO) { 1391035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mData = new PrioConfigEventData(pid, tid, prio); 1401035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1411035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~PrioConfigEvent() {} 1421035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 1431035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1441035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class SetParameterConfigEventData : public ConfigEventData { 1451035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 1461035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent SetParameterConfigEventData(String8 keyValuePairs) : 1471035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mKeyValuePairs(keyValuePairs) {} 1481035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1491035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void dump(char *buffer, size_t size) { 1501035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent snprintf(buffer, size, "KeyValue: %s\n", mKeyValuePairs.string()); 1511035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1521035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1531035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent const String8 mKeyValuePairs; 1541035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 1551035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1561035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class SetParameterConfigEvent : public ConfigEvent { 1571035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 1581035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent SetParameterConfigEvent(String8 keyValuePairs) : 1591035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEvent(CFG_EVENT_SET_PARAMETER) { 1601035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mData = new SetParameterConfigEventData(keyValuePairs); 1611035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mWaitStatus = true; 1621035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1631035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~SetParameterConfigEvent() {} 1641035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 1651035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1661c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent class CreateAudioPatchConfigEventData : public ConfigEventData { 1671c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent public: 1681c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent CreateAudioPatchConfigEventData(const struct audio_patch patch, 1691c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t handle) : 1701c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mPatch(patch), mHandle(handle) {} 1711c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 1721c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual void dump(char *buffer, size_t size) { 1731c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent snprintf(buffer, size, "Patch handle: %u\n", mHandle); 1741c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent } 1751c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 1761c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent const struct audio_patch mPatch; 1771c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t mHandle; 1781c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent }; 1791c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 1801c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent class CreateAudioPatchConfigEvent : public ConfigEvent { 1811c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent public: 1821c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent CreateAudioPatchConfigEvent(const struct audio_patch patch, 1831c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t handle) : 1841c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent ConfigEvent(CFG_EVENT_CREATE_AUDIO_PATCH) { 1851c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mData = new CreateAudioPatchConfigEventData(patch, handle); 1861c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mWaitStatus = true; 1871c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent } 1881c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual ~CreateAudioPatchConfigEvent() {} 1891c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent }; 1901c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 1911c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent class ReleaseAudioPatchConfigEventData : public ConfigEventData { 1921c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent public: 1931c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent ReleaseAudioPatchConfigEventData(const audio_patch_handle_t handle) : 1941c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mHandle(handle) {} 1951c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 1961c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual void dump(char *buffer, size_t size) { 1971c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent snprintf(buffer, size, "Patch handle: %u\n", mHandle); 1981c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent } 1991c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 2001c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t mHandle; 2011c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent }; 2021c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 2031c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent class ReleaseAudioPatchConfigEvent : public ConfigEvent { 2041c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent public: 2051c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent ReleaseAudioPatchConfigEvent(const audio_patch_handle_t handle) : 2061c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent ConfigEvent(CFG_EVENT_RELEASE_AUDIO_PATCH) { 2071c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mData = new ReleaseAudioPatchConfigEventData(handle); 2081c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mWaitStatus = true; 2091c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent } 2101c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual ~ReleaseAudioPatchConfigEvent() {} 2111c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent }; 21281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 21381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class PMDeathRecipient : public IBinder::DeathRecipient { 21481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 21581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PMDeathRecipient(const wp<ThreadBase>& thread) : mThread(thread) {} 21681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PMDeathRecipient() {} 21781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 21881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // IBinder::DeathRecipient 21981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void binderDied(const wp<IBinder>& who); 22081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent private: 22281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PMDeathRecipient(const PMDeathRecipient&); 22381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PMDeathRecipient& operator = (const PMDeathRecipient&); 22481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent wp<ThreadBase> mThread; 22681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 22781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const = 0; 22981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 23081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // static externally-visible 23181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent type_t type() const { return mType; } 23281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id() const { return mId;} 23381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 23481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // dynamic externally-visible 23581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate() const { return mSampleRate; } 23681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask() const { return mChannelMask; } 237463be250de73907965faa6a216c00312bf81e049Andy Hung audio_format_t format() const { return mHALFormat; } 23883b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent uint32_t channelCount() const { return mChannelCount; } 23981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Called by AudioFlinger::frameCount(audio_io_handle_t output) and effects, 2409b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // and returns the [normal mix] buffer's frame count. 2419b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const = 0; 242bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t frameSize() const { return mFrameSize; } 24381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 24481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Should be "virtual status_t requestExitAndWait()" and override same 24581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // method in Thread, but Thread::requestExitAndWait() is not yet virtual. 24681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void exit(); 2471035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 2481035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status) = 0; 24981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setParameters(const String8& keyValuePairs); 25081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys) = 0; 251021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent virtual void audioConfigChanged(int event, int param = 0) = 0; 2521035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // sendConfigEvent_l() must be called with ThreadBase::mLock held 2531035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Can temporarily release the lock if waiting for a reply from 2541035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // processConfigEvents_l(). 2551035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t sendConfigEvent_l(sp<ConfigEvent>& event); 25681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendIoConfigEvent(int event, int param = 0); 25781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendIoConfigEvent_l(int event, int param = 0); 25881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendPrioConfigEvent_l(pid_t pid, pid_t tid, int32_t prio); 2591035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t sendSetParameterConfigEvent_l(const String8& keyValuePair); 2601c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent status_t sendCreateAudioPatchConfigEvent(const struct audio_patch *patch, 2611c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 2621c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent status_t sendReleaseAudioPatchConfigEvent(audio_patch_handle_t handle); 263021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent void processConfigEvents_l(); 2641035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void cacheParameters_l() = 0; 2651c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 2661c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle) = 0; 2671c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle) = 0; 26883b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent virtual void getAudioPortConfig(struct audio_port_config *config) = 0; 2691c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 27081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 27181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // see note at declaration of mStandby, mOutDevice and mInDevice 27281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool standby() const { return mStandby; } 27381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t outDevice() const { return mOutDevice; } 27481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t inDevice() const { return mInDevice; } 27581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 27681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const = 0; 27781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 27881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectHandle> createEffect_l( 27981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 28081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IEffectClient>& effectClient, 28181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t priority, 28281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 28381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent effect_descriptor_t *desc, 28481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int *enabled, 2859156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 28681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 28781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return values for hasAudioSession (bit field) 28881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum effect_state { 28981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent EFFECT_SESSION = 0x1, // the audio session corresponds to at least one 29081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // effect 29181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent TRACK_SESSION = 0x2 // the audio session corresponds to at least one 29281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // track 29381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 29481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 29581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // get effect chain corresponding to session Id. 29681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectChain> getEffectChain(int sessionId); 29781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as getEffectChain() but must be called with ThreadBase mutex locked 29881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectChain> getEffectChain_l(int sessionId) const; 29981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // add an effect chain to the chain list (mEffectChains) 30081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain) = 0; 30181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // remove an effect chain from the chain list (mEffectChains) 30281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain) = 0; 30381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // lock all effect chains Mutexes. Must be called before releasing the 30481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase mutex before processing the mixer and effects. This guarantees the 30581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // integrity of the chains during the process. 30681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Also sets the parameter 'effectChains' to current value of mEffectChains. 30781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void lockEffectChains_l(Vector< sp<EffectChain> >& effectChains); 30881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // unlock effect chains after process 30981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void unlockEffectChains(const Vector< sp<EffectChain> >& effectChains); 310bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // get a copy of mEffectChains vector 311bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent Vector< sp<EffectChain> > getEffectChains_l() const { return mEffectChains; }; 31281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // set audio mode to all effect chains 31381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMode(audio_mode_t mode); 31481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // get effect module with corresponding ID on specified audio session 31581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::EffectModule> getEffect(int sessionId, int effectId); 31681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::EffectModule> getEffect_l(int sessionId, int effectId); 31781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // add and effect module. Also creates the effect chain is none exists for 31881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the effects audio session 31981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addEffect_l(const sp< EffectModule>& effect); 32081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // remove and effect module. Also removes the effect chain is this was the last 32181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // effect 32281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeEffect_l(const sp< EffectModule>& effect); 32381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // detach all tracks connected to an auxiliary effect 3240f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual void detachAuxEffect_l(int effectId __unused) {} 32581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // returns either EFFECT_SESSION if effects on this audio session exist in one 32681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // chain, or TRACK_SESSION if tracks on this audio session exist, or both 32781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const = 0; 32881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the value returned by default implementation is not important as the 32981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // strategy is only meaningful for PlaybackThread which implements this method 3300f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual uint32_t getStrategyForSession_l(int sessionId __unused) { return 0; } 33181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 33281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend or restore effect according to the type of effect passed. a NULL 33381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // type pointer means suspend all effects in the session 33481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setEffectSuspended(const effect_uuid_t *type, 33581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 33681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 33781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended/restored when an effect is enabled 33881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // or disabled 33981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnEffectEnabled(const sp<EffectModule>& effect, 34081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool enabled, 34181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 34281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnEffectEnabled_l(const sp<EffectModule>& effect, 34381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool enabled, 34481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 34581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 34681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event) = 0; 34781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const = 0; 34881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 349b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // Return a reference to a per-thread heap which can be used to allocate IMemory 350b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // objects that will be read-only to client processes, read/write to mediaserver, 351b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // and shared by all client processes of the thread. 352b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // The heap is per-thread rather than common across all threads, because 353b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // clients can't be trusted not to modify the offset of the IMemory they receive. 354b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // If a thread does not have such a heap, this method returns 0. 355b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten virtual sp<MemoryDealer> readOnlyHeap() const { return 0; } 35681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 3576181ffd90a436f333c43a7f812391eee2c35005aGlenn Kasten virtual sp<IMemory> pipeMemory() const { return 0; } 3586181ffd90a436f333c43a7f812391eee2c35005aGlenn Kasten 35981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mutable Mutex mLock; 36081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 36181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 36281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 36381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // entry describing an effect being suspended in mSuspendedSessions keyed vector 36481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class SuspendedSessionDesc : public RefBase { 36581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 36681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SuspendedSessionDesc() : mRefCount(0) {} 36781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 36881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mRefCount; // number of active suspend requests 36981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent effect_uuid_t mType; // effect type UUID 37081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 37181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 372e14a5d6d2cc91dd2fc09ffdf7aa670b37da0795dMarco Nelissen void acquireWakeLock(int uid = -1); 373e14a5d6d2cc91dd2fc09ffdf7aa670b37da0795dMarco Nelissen void acquireWakeLock_l(int uid = -1); 37481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock(); 37581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock_l(); 376462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen void updateWakeLockUids(const SortedVector<int> &uids); 377462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen void updateWakeLockUids_l(const SortedVector<int> &uids); 378462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen void getPowerManager_l(); 37981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setEffectSuspended_l(const effect_uuid_t *type, 38081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 38181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId); 38281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // updated mSuspendedSessions when an effect suspended or restored 38381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void updateSuspendedSessions_l(const effect_uuid_t *type, 38481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 38581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId); 38681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended when an effect chain is added 38781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnAddEffectChain_l(const sp<EffectChain>& chain); 38881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 389014e7fa2e90827d911c37bb0ce4d2e10e14d0bb3Narayan Kamath String16 getWakeLockTag(); 390014e7fa2e90827d911c37bb0ce4d2e10e14d0bb3Narayan Kamath 39181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit() { } 39281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for mEffectChains 39481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const type_t mType; 39681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Used by parameters, config events, addTrack_l, exit 39881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mWaitWorkCV; 39981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 40081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger> mAudioFlinger; 4019b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 402deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // updated by PlaybackThread::readOutputParameters_l() or 403deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // RecordThread::readInputParameters_l() 40481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mSampleRate; 40581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameCount; // output HAL, direct output, record 40681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t mChannelMask; 407f6ed423af92a56ef54bba23eba883b1f21448b54Glenn Kasten uint32_t mChannelCount; 40881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameSize; 409463be250de73907965faa6a216c00312bf81e049Andy Hung audio_format_t mFormat; // Source format for Recording and 410463be250de73907965faa6a216c00312bf81e049Andy Hung // Sink format for Playback. 411463be250de73907965faa6a216c00312bf81e049Andy Hung // Sink format may be different than 412463be250de73907965faa6a216c00312bf81e049Andy Hung // HAL format if Fastmixer is used. 413463be250de73907965faa6a216c00312bf81e049Andy Hung audio_format_t mHALFormat; 41470949c47fbae3f836d15f040551d7631be3ed7c2Glenn Kasten size_t mBufferSize; // HAL buffer size for read() or write() 41581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4161035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Vector< sp<ConfigEvent> > mConfigEvents; 41781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 41881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // These fields are written and read by thread itself without lock or barrier, 4194944acb7355b3aa25748fd25945a363a69d65444Glenn Kasten // and read by other threads without lock or barrier via standby(), outDevice() 42081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // and inDevice(). 42181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Because of the absence of a lock or barrier, any other thread that reads 42281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // these fields must use the information in isolation, or be prepared to deal 42381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // with possibility that it might be inconsistent with other information. 4244944acb7355b3aa25748fd25945a363a69d65444Glenn Kasten bool mStandby; // Whether thread is currently in standby. 42581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mOutDevice; // output device 42681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mInDevice; // input device 42781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_source_t mAudioSource; // (see audio.h, audio_source_t) 42881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 42981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const audio_io_handle_t mId; 43081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Vector< sp<EffectChain> > mEffectChains; 43181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 43281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static const int kNameLength = 16; // prctl(PR_SET_NAME) limit 43381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent char mName[kNameLength]; 43481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IPowerManager> mPowerManager; 43581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IBinder> mWakeLockToken; 43681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<PMDeathRecipient> mDeathRecipient; 43781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // list of suspended effects per session and per type. The first vector is 43881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // keyed by session ID, the second by type UUID timeLow field 43981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent KeyedVector< int, KeyedVector< int, sp<SuspendedSessionDesc> > > 44081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mSuspendedSessions; 441ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kLogSize = 4 * 1024; 4429e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mNBLogWriter; 44381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 44481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 44581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// --- PlaybackThread --- 44681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass PlaybackThread : public ThreadBase { 44781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 44881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 44981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "PlaybackTracks.h" 45081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 45181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum mixer_state { 45281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_IDLE, // no active tracks 45381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_TRACKS_ENABLED, // at least one active track, but no track has any data ready 454bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_TRACKS_READY, // at least one active track, and at least one track has data 455bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_TRACK, // drain currently playing track 456bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_ALL, // fully drain the hardware 45781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // standby mode does not have an enum value 45881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend by audio policy manager is orthogonal to mixer state 45981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 46081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 461bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // retry count before removing active track in case of underrun on offloaded thread: 462bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // we need to make sure that AudioTrack client has enough time to send large buffers 463bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent//FIXME may be more appropriate if expressed in time units. Need to revise how underrun is handled 464bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // for offloaded tracks 465bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent static const int8_t kMaxTrackRetriesOffload = 20; 466bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 46781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 46881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, audio_devices_t device, type_t type); 46981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PlaybackThread(); 47081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 47181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 47281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 47381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 47481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 47581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 47681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 47781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 47881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 47981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 48081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that were lifted up out of threadLoop() 48181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix() = 0; 48281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime() = 0; 483bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 484bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_drain(); 48581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 486bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 48781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 48881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 48981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l reads and writes mActiveTracks, and returns 49081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the pending set of tracks to remove via Vector 'tracksToRemove'. The caller 49181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is responsible for clearing or destroying this Vector later on, when it 49281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is safe to do so. That will drop the final ref count and destroy the tracks. 49381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove) = 0; 494bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void removeTracks_l(const Vector< sp<Track> >& tracksToRemove); 495bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 496bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void writeCallback(); 4973b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetWriteBlocked(uint32_t sequence); 498bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void drainCallback(); 4993b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetDraining(uint32_t sequence); 500bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 501bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent static int asyncCallback(stream_callback_event_t event, void *param, void *cookie); 502bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 503bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 504bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 505bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool shouldStandby_l(); 5064c6a433d74d5ae8b9bc0557207e3ced43bf34a25Haynes Mathew George virtual void onAddNewTrack_l(); 50781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 50881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase virtuals 50981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit(); 51081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 51281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mOutput == NULL) ? NO_INIT : NO_ERROR; } 51481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return estimated latency in milliseconds, as reported by HAL 51681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency() const; 51781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same, but lock must already be held 51881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency_l() const; 51981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterVolume(float value); 52181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute(bool muted); 52281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setStreamVolume(audio_stream_type_t stream, float value); 52481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setStreamMute(audio_stream_type_t stream, bool muted); 52581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float streamVolume(audio_stream_type_t stream) const; 52781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> createTrack_l( 52981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 53081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_stream_type_t streamType, 53181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 53281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 53381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 53474935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t *pFrameCount, 53581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IMemory>& sharedBuffer, 53681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 53781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent IAudioFlinger::track_flags_t *flags, 53881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 539462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen int uid, 5409156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 54181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 54281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* getOutput() const; 54381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* clearOutput(); 54481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const; 54581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 54681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // a very large number of suspend() will eventually wraparound, but unlikely 54781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void suspend() { (void) android_atomic_inc(&mSuspended); } 54881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void restore() 54981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { 55081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // if restore() is done without suspend(), get back into 55181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // range so that the next suspend() will operate correctly 55281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent if (android_atomic_dec(&mSuspended) <= 0) { 55381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent android_atomic_release_store(0, &mSuspended); 55481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 55581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 55681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool isSuspended() const 55781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { return android_atomic_acquire_load(&mSuspended) > 0; } 55881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 55981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 560021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent virtual void audioConfigChanged(int event, int param = 0); 561377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames); 562010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // FIXME rename mixBuffer() to sinkBuffer() and remove int16_t* dependency. 563010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // Consider also removing and passing an explicit mMainBuffer initialization 564010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // parameter to AF::PlaybackThread::Track::Track(). 565010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung int16_t *mixBuffer() const { 566010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung return reinterpret_cast<int16_t *>(mSinkBuffer); }; 56781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 56881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void detachAuxEffect_l(int effectId); 56981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t attachAuxEffect(const sp<AudioFlinger::PlaybackThread::Track> track, 57081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 57181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t attachAuxEffect_l(const sp<AudioFlinger::PlaybackThread::Track> track, 57281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 57381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 57481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 57581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 57681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const; 57781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t getStrategyForSession_l(int sessionId); 57881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 57981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 58081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 58181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 582fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten 583fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // called with AudioFlinger lock held 58481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void invalidateTracks(audio_stream_type_t streamType); 58581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 5869b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mNormalFrameCount; } 5879b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 5889b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // Return's the HAL's frame count i.e. fast mixer buffer size. 5899b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten size_t frameCountHAL() const { return mFrameCount; } 59081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 59183b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent status_t getTimestamp_l(AudioTimestamp& timestamp); 59283b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 59383b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void addPatchTrack(const sp<PatchTrack>& track); 59483b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void deletePatchTrack(const sp<PatchTrack>& track); 59583b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 59683b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent virtual void getAudioPortConfig(struct audio_port_config *config); 597accc147666bfd37fc8b4ef745f18a8c751555ec2Eric Laurent 59881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 599deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // updated by readOutputParameters_l() 6009b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten size_t mNormalFrameCount; // normal mixer and effects 6019b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 602010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung void* mSinkBuffer; // frame size aligned sink buffer 60381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 60498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // TODO: 60598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Rearrange the buffer info into a struct/class with 60698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // clear, copy, construction, destruction methods. 60798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 60898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mSinkBuffer also has associated with it: 60998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 61098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mSinkBufferSize: Sink Buffer Size 61198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mFormat: Sink Buffer Format 61298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 61369aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Mixer Buffer (mMixerBuffer*) 61469aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // 61569aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // In the case of floating point or multichannel data, which is not in the 61669aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // sink format, it is required to accumulate in a higher precision or greater channel count 61769aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // buffer before downmixing or data conversion to the sink buffer. 61869aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 61969aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Set to "true" to enable the Mixer Buffer otherwise mixer output goes to sink buffer. 62069aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung bool mMixerBufferEnabled; 62169aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 62269aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Storage, 32 byte aligned (may make this alignment a requirement later). 62369aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Due to constraints on mNormalFrameCount, the buffer size is a multiple of 16 frames. 62469aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung void* mMixerBuffer; 62569aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 62669aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Size of mMixerBuffer in bytes: mNormalFrameCount * #channels * sampsize. 62769aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung size_t mMixerBufferSize; 62869aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 62969aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // The audio format of mMixerBuffer. Set to AUDIO_FORMAT_PCM_(FLOAT|16_BIT) only. 63069aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung audio_format_t mMixerBufferFormat; 63169aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 63269aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // An internal flag set to true by MixerThread::prepareTracks_l() 63369aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // when mMixerBuffer contains valid data after mixing. 63469aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung bool mMixerBufferValid; 63569aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 63698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Effects Buffer (mEffectsBuffer*) 63798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 63898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // In the case of effects data, which is not in the sink format, 63998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // it is required to accumulate in a different buffer before data conversion 64098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // to the sink buffer. 64198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 64298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Set to "true" to enable the Effects Buffer otherwise effects output goes to sink buffer. 64398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung bool mEffectBufferEnabled; 64498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 64598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Storage, 32 byte aligned (may make this alignment a requirement later). 64698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Due to constraints on mNormalFrameCount, the buffer size is a multiple of 16 frames. 64798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung void* mEffectBuffer; 64898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 64998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Size of mEffectsBuffer in bytes: mNormalFrameCount * #channels * sampsize. 65098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung size_t mEffectBufferSize; 65198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 65298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // The audio format of mEffectsBuffer. Set to AUDIO_FORMAT_PCM_16_BIT only. 65398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung audio_format_t mEffectBufferFormat; 65498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 65598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // An internal flag set to true by MixerThread::prepareTracks_l() 65698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // when mEffectsBuffer contains valid data after mixing. 65798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 65898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // When this is set, all mixer data is routed into the effects buffer 65998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // for any processing (including output processing). 66098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung bool mEffectBufferValid; 66198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 66281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend count, > 0 means suspended. While suspended, the thread continues to pull from 66381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // tracks and mix, but doesn't write to HAL. A2DP and SCO HAL implementations can't handle 66481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // concurrent use of both of them, so Audio Policy Service suspends one of the threads to 66581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // workaround that restriction. 66681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 'volatile' means accessed via atomic operations and no lock. 66781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent volatile int32_t mSuspended; 66881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 66981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME overflows every 6+ hours at 44.1 kHz stereo 16-bit samples 67081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mFramesWritten would be better, or 64-bit even better 67181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mBytesWritten; 67281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 67381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mMasterMute is in both PlaybackThread and in AudioFlinger. When a 67481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // PlaybackThread needs to find out if master-muted, it checks it's local 67581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // copy rather than the one in AudioFlinger. This optimization saves a lock. 67681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mMasterMute; 67781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute_l(bool muted) { mMasterMute = muted; } 67881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 67981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector< wp<Track> > mActiveTracks; // FIXME check if this could be sp<> 680462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen SortedVector<int> mWakeLockUids; 681462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen int mActiveTracksGeneration; 682fd4779740ec3e9e865d5514464df26d015354388Eric Laurent wp<Track> mLatestActiveTrack; // latest track added to mActiveTracks 68381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 68481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Allocate a track name for a given channel mask. 68581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Returns name >= 0 if successful, -1 on failure. 686e8a1ced4da17dc6c07803dc2af8060f62a8389c1Andy Hung virtual int getTrackName_l(audio_channel_mask_t channelMask, 687e8a1ced4da17dc6c07803dc2af8060f62a8389c1Andy Hung audio_format_t format, int sessionId) = 0; 68881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name) = 0; 68981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 69081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Time to sleep between cycles when: 69181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; // mixer state MIXER_TRACKS_ENABLED 69281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const = 0; // mixer state MIXER_IDLE 69381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const = 0; // audio policy manager suspended us 69481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep when mixer state == MIXER_TRACKS_READY; relies on audio HAL stream->write() 69581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep in standby mode; waits on a condition 69681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 69781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that are temporarily lifted up out of threadLoop() until the merge 69881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSilentMode_l(); 69981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Non-trivial for DUPLICATING only 70181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks() { } 70281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks() { } 70381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Cache various calculated values, at threadLoop() entry and after a parameter change 70581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 70681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 70881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 7091c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 7101c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 7111c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle); 7121c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 71381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 71481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 71581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for numerous 71681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 71781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread& operator = (const PlaybackThread&); 71881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 71981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addTrack_l(const sp<Track>& track); 720bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool destroyTrack_l(const sp<Track>& track); 72181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<Track>& track); 722ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent void broadcast_l(); 72381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 724deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten void readOutputParameters_l(); 72581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 72681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 72781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 72881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 72981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector< sp<Track> > mTracks; 73081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mStreamTypes[] uses 1 additional stream type internally for the OutputTrack used by 73181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // DuplicatingThread 73281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent stream_type_t mStreamTypes[AUDIO_STREAM_CNT + 1]; 73381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut *mOutput; 73481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 73581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mMasterVolume; 73681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t mLastWriteTime; 73781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumWrites; 73881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumDelayedWrites; 73981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mInWrite; 74081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 74181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME rename these former local variables of threadLoop to standard "m" names 74281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t standbyTime; 74325c2dac12114699e90deb1c579cadebce7b91a97Andy Hung size_t mSinkBufferSize; 74481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 74581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // cached copies of activeSleepTimeUs() and idleSleepTimeUs() made by cacheParameters_l() 74681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t activeSleepTime; 74781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t idleSleepTime; 74881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 74981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sleepTime; 75081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 75181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mixer status returned by prepareTracks_l() 75281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatus; // current cycle 75381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // previous cycle when in prepareTracks_l() 75481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatusIgnoringFastTracks; 75581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME or a separate ready state per track 75681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 75781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME move these declarations into the specific sub-class that needs them 75881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 75981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sleepTimeShift; 76081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 76181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as AudioFlinger::mStandbyTimeInNsecs except for DIRECT which uses a shorter value 76281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t standbyDelay; 76381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 76481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 76581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t maxPeriod; 76681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 76781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // DUPLICATING only 76881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t writeFrames; 76981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 770bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mBytesRemaining; 771bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mCurrentWriteLength; 772bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mUseAsyncWrite; 7733b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mWriteAckSequence contains current write sequence on bits 31-1. The write sequence is 7743b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // incremented each time a write(), a flush() or a standby() occurs. 7753b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is set when a write blocks and indicates a callback is expected. 7763b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is reset by the async callback thread calling resetWriteBlocked(). Out of sequence 7773b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // callbacks are ignored. 7783b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent uint32_t mWriteAckSequence; 7793b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mDrainSequence contains current drain sequence on bits 31-1. The drain sequence is 7803b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // incremented each time a drain is requested or a flush() or standby() occurs. 7813b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is set when the drain() command is called at the HAL and indicates a callback is 7823b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // expected. 7833b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is reset by the async callback thread calling resetDraining(). Out of sequence 7843b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // callbacks are ignored. 7853b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent uint32_t mDrainSequence; 786ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent // A condition that must be evaluated by prepareTrack_l() has changed and we must not wait 787ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent // for async write callback in the thread loop before evaluating it 788bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mSignalPending; 789bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent sp<AsyncCallbackThread> mCallbackThread; 790bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 79181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 79281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The HAL output sink is treated as non-blocking, but current implementation is blocking 79381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mOutputSink; 79481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // If a fast mixer is present, the blocking pipe sink, otherwise clear 79581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mPipeSink; 79681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The current sink for the normal mixer to write it's (sub)mix, mOutputSink or mPipeSink 79781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mNormalSink; 79846909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 79981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 80081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mTeeSink; 80181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Source> mTeeSource; 80246909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 80381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mScreenState; // cached copy of gScreenState 804ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kFastMixerLogSize = 4 * 1024; 8059e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mFastMixerNBLogWriter; 80681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 80781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const = 0; 8080f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex __unused) const 80981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { FastTrackUnderruns dummy; return dummy; } 81081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 81181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 81281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessed by both binder threads and within threadLoop(), lock on mutex needed 81381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent unsigned mFastTrackAvailMask; // bit i set if fast track [i] is available 814bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten 815bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kastenprivate: 816bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // timestamp latch: 817bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // D input is written by threadLoop_write while mutex is unlocked, and read while locked 818bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // Q output is written while locked, and read while locked 819bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten struct { 820bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten AudioTimestamp mTimestamp; 821bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten uint32_t mUnpresentedFrames; 822bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten } mLatchD, mLatchQ; 823bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten bool mLatchDValid; // true means mLatchD is valid, and clock it into latch at next opportunity 824bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten bool mLatchQValid; // true means mLatchQ is valid 82581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 82681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 82781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass MixerThread : public PlaybackThread { 82881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 82981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MixerThread(const sp<AudioFlinger>& audioFlinger, 83081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* output, 83181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 83281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t device, 83381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent type_t type = MIXER); 83481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~MixerThread(); 83581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 83681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 83781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 8381035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 8391035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 84081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 84181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 84281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 84381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 844e8a1ced4da17dc6c07803dc2af8060f62a8389c1Andy Hung virtual int getTrackName_l(audio_channel_mask_t channelMask, 845e8a1ced4da17dc6c07803dc2af8060f62a8389c1Andy Hung audio_format_t format, int sessionId); 84681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name); 84781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 84881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 84981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 85081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 85181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 852bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 85381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 85481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 85581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 85681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 85781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 85881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 85981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioMixer* mAudioMixer; // normal mixer 86081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 86181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // one-time initialization, no locks required 8624d23ca370dd0ce584f49a80ef9dfcdbb75ba2c8eGlenn Kasten sp<FastMixer> mFastMixer; // non-0 if there is also a fast mixer 86381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioWatchdog> mAudioWatchdog; // non-0 if there is an audio watchdog thread 86481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 86581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // contents are not guaranteed to be consistent, no locks required 86681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent FastMixerDumpState mFastMixerDumpState; 86781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#ifdef STATE_QUEUE_DUMP 86881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueObserverDump mStateQueueObserverDump; 86981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueMutatorDump mStateQueueMutatorDump; 87081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#endif 87181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioWatchdogDump mAudioWatchdogDump; 87281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 87381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessible only within the threadLoop(), no locks required 87481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mFastMixer->sq() // for mutating and pushing state 87581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t mFastMixerFutex; // for cold idle 87681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 87781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 8784d23ca370dd0ce584f49a80ef9dfcdbb75ba2c8eGlenn Kasten virtual bool hasFastMixer() const { return mFastMixer != 0; } 87981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const { 88081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ALOG_ASSERT(fastIndex < FastMixerState::kMaxFastTracks); 88181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent return mFastMixerDumpState.mTracks[fastIndex].mUnderruns; 88281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 88383b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 88481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 88581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 88681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DirectOutputThread : public PlaybackThread { 88781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 88881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 88981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 89081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, audio_devices_t device); 89181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DirectOutputThread(); 89281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 89381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 89481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 8951035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 8961035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 897e659ef420dae0caae84ab78f9df8952acb9ad3a0Eric Laurent virtual void flushHw_l(); 89881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 89981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 900e8a1ced4da17dc6c07803dc2af8060f62a8389c1Andy Hung virtual int getTrackName_l(audio_channel_mask_t channelMask, 901e8a1ced4da17dc6c07803dc2af8060f62a8389c1Andy Hung audio_format_t format, int sessionId); 90281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name); 90381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 90481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 90581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 90681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 90781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 90881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 90981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 91081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 91181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 91281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 91381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // volumes last sent to audio HAL with stream->set_volume() 91481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mLeftVolFloat; 91581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mRightVolFloat; 91681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 917bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 918bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audio_io_handle_t id, uint32_t device, ThreadBase::type_t type); 919bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void processVolume_l(Track *track, bool lastTrack); 920bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 92181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l() tells threadLoop_mix() the name of the single active track 92281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> mActiveTrack; 92381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 92481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 92581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 92681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 927bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass OffloadThread : public DirectOutputThread { 928bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 929bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 930bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent OffloadThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 931bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audio_io_handle_t id, uint32_t device); 9326a51d7ed7062536ccc892c8850a34ed55cbc8d5cEric Laurent virtual ~OffloadThread() {}; 933e659ef420dae0caae84ab78f9df8952acb9ad3a0Eric Laurent virtual void flushHw_l(); 934bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 935bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprotected: 936bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // threadLoop snippets 937bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 938bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 939bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 940bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 941bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 942bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool shouldStandby_l(); 9434c6a433d74d5ae8b9bc0557207e3ced43bf34a25Haynes Mathew George virtual void onAddNewTrack_l(); 944bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 945bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 946bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mHwPaused; 947bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mFlushPending; 948bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedWriteLength; // length in bytes of write interrupted by pause 949bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedBytesRemaining; // bytes still waiting in mixbuffer after resume 950d7e59228caad3867794d847f6bf163c6495e9506Eric Laurent wp<Track> mPreviousTrack; // used to detect track switch 951bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 952bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 953bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass AsyncCallbackThread : public Thread { 954bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 955bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 9564de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent AsyncCallbackThread(const wp<PlaybackThread>& playbackThread); 957bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 958bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ~AsyncCallbackThread(); 959bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 960bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // Thread virtuals 961bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool threadLoop(); 962bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 963bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // RefBase 964bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void onFirstRef(); 965bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 966bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void exit(); 9673b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void setWriteBlocked(uint32_t sequence); 9683b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetWriteBlocked(); 9693b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void setDraining(uint32_t sequence); 9703b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetDraining(); 971bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 972bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 9734de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent const wp<PlaybackThread> mPlaybackThread; 9743b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mWriteAckSequence corresponds to the last write sequence passed by the offload thread via 9753b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // setWriteBlocked(). The sequence is shifted one bit to the left and the lsb is used 9763b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // to indicate that the callback has been received via resetWriteBlocked() 9774de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent uint32_t mWriteAckSequence; 9783b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mDrainSequence corresponds to the last drain sequence passed by the offload thread via 9793b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // setDraining(). The sequence is shifted one bit to the left and the lsb is used 9803b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // to indicate that the callback has been received via resetDraining() 9814de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent uint32_t mDrainSequence; 9824de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent Condition mWaitWorkCV; 9834de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent Mutex mLock; 984bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 985bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 98681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DuplicatingThread : public MixerThread { 98781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 98881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DuplicatingThread(const sp<AudioFlinger>& audioFlinger, MixerThread* mainThread, 98981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id); 99081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DuplicatingThread(); 99181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 99281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 99381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void addOutputTrack(MixerThread* thread); 99481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeOutputTrack(MixerThread* thread); 99581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t waitTimeMs() const { return mWaitTimeMs; } 99681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 99781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 99881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 99981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 100081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool outputsReady(const SortedVector< sp<OutputTrack> > &outputTracks); 100181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 100281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 100381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 100481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 1005bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 100681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 100781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 100881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 100981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 101081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // called from threadLoop, addOutputTrack, removeOutputTrack 101181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void updateWaitTime_l(); 101281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 101381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks(); 101481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks(); 101581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 101681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 101781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mWaitTimeMs; 101881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > outputTracks; 101981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > mOutputTracks; 102081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 102181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 102281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 102381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 102481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 102581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// record thread 10266dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kastenclass RecordThread : public ThreadBase 102781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent{ 102881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 102981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10306dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten class RecordTrack; 10316dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten class ResamplerBufferProvider : public AudioBufferProvider 10326dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // derives from AudioBufferProvider interface for use by resampler 10336dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten { 10346dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten public: 10356dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten ResamplerBufferProvider(RecordTrack* recordTrack) : mRecordTrack(recordTrack) { } 10366dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual ~ResamplerBufferProvider() { } 10376dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // AudioBufferProvider interface 10386dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts); 10396dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer); 10406dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten private: 10416dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten RecordTrack * const mRecordTrack; 10426dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten }; 10436dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten 104481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "RecordTracks.h" 104581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 104681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent RecordThread(const sp<AudioFlinger>& audioFlinger, 104781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *input, 104881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 1049d3922f72601d82c6fc067a98916fda0bd1291c5fEric Laurent audio_devices_t outDevice, 105046909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten audio_devices_t inDevice 105146909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 105246909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten , const sp<NBAIO_Sink>& teeSink 105346909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 105446909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten ); 105581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~RecordThread(); 105681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 105781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // no addTrack_l ? 105881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void destroyTrack_l(const sp<RecordTrack>& track); 105981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<RecordTrack>& track); 106081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 106181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpInternals(int fd, const Vector<String16>& args); 106281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 106381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 106481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 106581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 106681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 106781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 106881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 106981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 107081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mInput == NULL) ? NO_INIT : NO_ERROR; } 1071e198c360d5e75a9b2097844c495c10902e7e8500Glenn Kasten 1072b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten virtual sp<MemoryDealer> readOnlyHeap() const { return mReadOnlyHeap; } 1073b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten 10746dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten virtual sp<IMemory> pipeMemory() const { return mPipeMemory; } 10756dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 107681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::RecordThread::RecordTrack> createRecordTrack_l( 107781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 107881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 107981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 108081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 108174935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t *pFrameCount, 108281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 10837df8c0b799d8f52d6386e03313286dbd7d5cdc7cGlenn Kasten size_t *notificationFrames, 1084462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen int uid, 1085ddb0ccf3fb6fe8da8c71a6deb30561b821f3c0a2Glenn Kasten IAudioFlinger::track_flags_t *flags, 108681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 10879156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 108881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 108981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t start(RecordTrack* recordTrack, 109081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioSystem::sync_event_t event, 109181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int triggerSession); 109281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 109381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ask the thread to stop the specified track, and 109481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return true if the caller should then do it's part of the stopping process 1095a8356f663014e7d4c27869629af83d8bb3441e19Glenn Kasten bool stop(RecordTrack* recordTrack); 109681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 109781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 109881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn* clearInput(); 109981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const; 110081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 110181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11021035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 11031035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 11041035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void cacheParameters_l() {} 110581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 1106021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent virtual void audioConfigChanged(int event, int param = 0); 11071c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 11081c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 11091c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle); 111083b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 111183b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void addPatchRecord(const sp<PatchRecord>& record); 111283b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void deletePatchRecord(const sp<PatchRecord>& record); 111383b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 1114deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten void readInputParameters_l(); 11155f972c031d4061f4f037c9fda1ea4bd9b6a756cdGlenn Kasten virtual uint32_t getInputFramesLost(); 111681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 111781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 111881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 111981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const; 112081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 112181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Return the set of unique session IDs across all tracks. 112281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The keys are the session IDs, and the associated values are meaningless. 112381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME replace by Set [and implement Bag/Multiset for other uses]. 112481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent KeyedVector<int, bool> sessionIds() const; 112581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 112681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 112781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 112881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 112981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static void syncStartEventCallback(const wp<SyncEvent>& event); 113081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11319b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mFrameCount; } 11326dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten bool hasFastCapture() const { return mFastCapture != 0; } 113383b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent virtual void getAudioPortConfig(struct audio_port_config *config); 11349b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 113581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 113681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Enter standby if not already in standby, and set mStandby flag 113793e471f620454f7de73d190521568b1e25879767Glenn Kasten void standbyIfNotAlreadyInStandby(); 113881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 113981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Call the HAL standby method unconditionally, and don't change mStandby flag 1140e198c360d5e75a9b2097844c495c10902e7e8500Glenn Kasten void inputStandBy(); 114181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 114281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *mInput; 114381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<RecordTrack> > mTracks; 11442b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten // mActiveTracks has dual roles: it indicates the current active track(s), and 114581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is used together with mStartStopCond to indicate start()/stop() progress 11462b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten SortedVector< sp<RecordTrack> > mActiveTracks; 11472b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten // generation counter for mActiveTracks 11482b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten int mActiveTracksGen; 114981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mStartStopCond; 11509b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 11518594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten // resampler converts input at HAL Hz to output at AudioRecord client Hz 11528594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten int16_t *mRsmpInBuffer; // see new[] for details on the size 11538594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten size_t mRsmpInFrames; // size of resampler input in frames 11548594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten size_t mRsmpInFramesP2;// size rounded up to a power-of-2 11556dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten 11566dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // rolling index that is never cleared 11578594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten int32_t mRsmpInRear; // last filled frame + 1 11588594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten 115981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 116081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<NBAIO_Sink> mTeeSink; 1161b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten 1162b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten const sp<MemoryDealer> mReadOnlyHeap; 11636dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 11646dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // one-time initialization, no locks required 11656dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<FastCapture> mFastCapture; // non-0 if there is also a fast capture 11666dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // FIXME audio watchdog thread 11676dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 11686dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // contents are not guaranteed to be consistent, no locks required 11696dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten FastCaptureDumpState mFastCaptureDumpState; 11706dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten#ifdef STATE_QUEUE_DUMP 11716dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // FIXME StateQueue observer and mutator dump fields 11726dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten#endif 11736dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // FIXME audio watchdog dump 11746dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 11756dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // accessible only within the threadLoop(), no locks required 11766dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // mFastCapture->sq() // for mutating and pushing state 11776dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten int32_t mFastCaptureFutex; // for cold idle 11786dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 11796dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // The HAL input source is treated as non-blocking, 11806dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // but current implementation is blocking 11816dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Source> mInputSource; 11826dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // The source for the normal capture thread to read from: mInputSource or mPipeSource 11836dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Source> mNormalSource; 11846dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // If a fast capture is present, the non-blocking pipe sink written to by fast capture, 11856dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // otherwise clear 11866dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Sink> mPipeSink; 11876dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // If a fast capture is present, the non-blocking pipe source read by normal thread, 11886dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // otherwise clear 11896dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Source> mPipeSource; 11906dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // Depth of pipe from fast capture to normal thread and fast clients, always power of 2 11916dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten size_t mPipeFramesP2; 11926dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // If a fast capture is present, the Pipe as IMemory, otherwise clear 11936dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<IMemory> mPipeMemory; 11946dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 11956dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten static const size_t kFastCaptureLogSize = 4 * 1024; 11966dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBLog::Writer> mFastCaptureNBLogWriter; 11976dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 11986dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten bool mFastTrackAvail; // true if fast track available 119981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 1200