Threads.h revision 463be250de73907965faa6a216c00312bf81e049
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; } 23881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Called by AudioFlinger::frameCount(audio_io_handle_t output) and effects, 2399b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // and returns the [normal mix] buffer's frame count. 2409b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const = 0; 241bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t frameSize() const { return mFrameSize; } 24281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 24381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Should be "virtual status_t requestExitAndWait()" and override same 24481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // method in Thread, but Thread::requestExitAndWait() is not yet virtual. 24581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void exit(); 2461035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 2471035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status) = 0; 24881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setParameters(const String8& keyValuePairs); 24981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys) = 0; 250021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent virtual void audioConfigChanged(int event, int param = 0) = 0; 2511035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // sendConfigEvent_l() must be called with ThreadBase::mLock held 2521035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Can temporarily release the lock if waiting for a reply from 2531035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // processConfigEvents_l(). 2541035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t sendConfigEvent_l(sp<ConfigEvent>& event); 25581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendIoConfigEvent(int event, int param = 0); 25681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendIoConfigEvent_l(int event, int param = 0); 25781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendPrioConfigEvent_l(pid_t pid, pid_t tid, int32_t prio); 2581035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t sendSetParameterConfigEvent_l(const String8& keyValuePair); 2591c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent status_t sendCreateAudioPatchConfigEvent(const struct audio_patch *patch, 2601c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 2611c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent status_t sendReleaseAudioPatchConfigEvent(audio_patch_handle_t handle); 262021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent void processConfigEvents_l(); 2631035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void cacheParameters_l() = 0; 2641c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 2651c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle) = 0; 2661c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle) = 0; 2671c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 26881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 26981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // see note at declaration of mStandby, mOutDevice and mInDevice 27081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool standby() const { return mStandby; } 27181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t outDevice() const { return mOutDevice; } 27281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t inDevice() const { return mInDevice; } 27381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 27481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const = 0; 27581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 27681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectHandle> createEffect_l( 27781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 27881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IEffectClient>& effectClient, 27981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t priority, 28081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 28181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent effect_descriptor_t *desc, 28281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int *enabled, 2839156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 28481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void disconnectEffect(const sp< EffectModule>& effect, 28581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent EffectHandle *handle, 28681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool unpinIfLast); 28781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 28881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return values for hasAudioSession (bit field) 28981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum effect_state { 29081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent EFFECT_SESSION = 0x1, // the audio session corresponds to at least one 29181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // effect 29281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent TRACK_SESSION = 0x2 // the audio session corresponds to at least one 29381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // track 29481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 29581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 29681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // get effect chain corresponding to session Id. 29781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectChain> getEffectChain(int sessionId); 29881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as getEffectChain() but must be called with ThreadBase mutex locked 29981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectChain> getEffectChain_l(int sessionId) const; 30081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // add an effect chain to the chain list (mEffectChains) 30181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain) = 0; 30281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // remove an effect chain from the chain list (mEffectChains) 30381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain) = 0; 30481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // lock all effect chains Mutexes. Must be called before releasing the 30581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase mutex before processing the mixer and effects. This guarantees the 30681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // integrity of the chains during the process. 30781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Also sets the parameter 'effectChains' to current value of mEffectChains. 30881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void lockEffectChains_l(Vector< sp<EffectChain> >& effectChains); 30981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // unlock effect chains after process 31081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void unlockEffectChains(const Vector< sp<EffectChain> >& effectChains); 311bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // get a copy of mEffectChains vector 312bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent Vector< sp<EffectChain> > getEffectChains_l() const { return mEffectChains; }; 31381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // set audio mode to all effect chains 31481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMode(audio_mode_t mode); 31581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // get effect module with corresponding ID on specified audio session 31681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::EffectModule> getEffect(int sessionId, int effectId); 31781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::EffectModule> getEffect_l(int sessionId, int effectId); 31881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // add and effect module. Also creates the effect chain is none exists for 31981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the effects audio session 32081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addEffect_l(const sp< EffectModule>& effect); 32181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // remove and effect module. Also removes the effect chain is this was the last 32281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // effect 32381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeEffect_l(const sp< EffectModule>& effect); 32481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // detach all tracks connected to an auxiliary effect 3250f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual void detachAuxEffect_l(int effectId __unused) {} 32681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // returns either EFFECT_SESSION if effects on this audio session exist in one 32781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // chain, or TRACK_SESSION if tracks on this audio session exist, or both 32881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const = 0; 32981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the value returned by default implementation is not important as the 33081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // strategy is only meaningful for PlaybackThread which implements this method 3310f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual uint32_t getStrategyForSession_l(int sessionId __unused) { return 0; } 33281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 33381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend or restore effect according to the type of effect passed. a NULL 33481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // type pointer means suspend all effects in the session 33581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setEffectSuspended(const effect_uuid_t *type, 33681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 33781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 33881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended/restored when an effect is enabled 33981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // or disabled 34081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnEffectEnabled(const sp<EffectModule>& effect, 34181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool enabled, 34281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 34381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnEffectEnabled_l(const sp<EffectModule>& effect, 34481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool enabled, 34581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 34681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 34781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event) = 0; 34881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const = 0; 34981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 350b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // Return a reference to a per-thread heap which can be used to allocate IMemory 351b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // objects that will be read-only to client processes, read/write to mediaserver, 352b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // and shared by all client processes of the thread. 353b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // The heap is per-thread rather than common across all threads, because 354b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // clients can't be trusted not to modify the offset of the IMemory they receive. 355b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // If a thread does not have such a heap, this method returns 0. 356b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten virtual sp<MemoryDealer> readOnlyHeap() const { return 0; } 35781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 3586181ffd90a436f333c43a7f812391eee2c35005aGlenn Kasten virtual sp<IMemory> pipeMemory() const { return 0; } 3596181ffd90a436f333c43a7f812391eee2c35005aGlenn Kasten 36081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mutable Mutex mLock; 36181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 36281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 36381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 36481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // entry describing an effect being suspended in mSuspendedSessions keyed vector 36581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class SuspendedSessionDesc : public RefBase { 36681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 36781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SuspendedSessionDesc() : mRefCount(0) {} 36881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 36981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mRefCount; // number of active suspend requests 37081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent effect_uuid_t mType; // effect type UUID 37181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 37281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 373e14a5d6d2cc91dd2fc09ffdf7aa670b37da0795dMarco Nelissen void acquireWakeLock(int uid = -1); 374e14a5d6d2cc91dd2fc09ffdf7aa670b37da0795dMarco Nelissen void acquireWakeLock_l(int uid = -1); 37581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock(); 37681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock_l(); 377462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen void updateWakeLockUids(const SortedVector<int> &uids); 378462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen void updateWakeLockUids_l(const SortedVector<int> &uids); 379462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen void getPowerManager_l(); 38081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setEffectSuspended_l(const effect_uuid_t *type, 38181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 38281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId); 38381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // updated mSuspendedSessions when an effect suspended or restored 38481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void updateSuspendedSessions_l(const effect_uuid_t *type, 38581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 38681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId); 38781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended when an effect chain is added 38881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnAddEffectChain_l(const sp<EffectChain>& chain); 38981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 390014e7fa2e90827d911c37bb0ce4d2e10e14d0bb3Narayan Kamath String16 getWakeLockTag(); 391014e7fa2e90827d911c37bb0ce4d2e10e14d0bb3Narayan Kamath 39281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit() { } 39381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for mEffectChains 39581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const type_t mType; 39781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Used by parameters, config events, addTrack_l, exit 39981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mWaitWorkCV; 40081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 40181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger> mAudioFlinger; 4029b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 403deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // updated by PlaybackThread::readOutputParameters_l() or 404deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // RecordThread::readInputParameters_l() 40581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mSampleRate; 40681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameCount; // output HAL, direct output, record 40781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t mChannelMask; 408f6ed423af92a56ef54bba23eba883b1f21448b54Glenn Kasten uint32_t mChannelCount; 40981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameSize; 410463be250de73907965faa6a216c00312bf81e049Andy Hung audio_format_t mFormat; // Source format for Recording and 411463be250de73907965faa6a216c00312bf81e049Andy Hung // Sink format for Playback. 412463be250de73907965faa6a216c00312bf81e049Andy Hung // Sink format may be different than 413463be250de73907965faa6a216c00312bf81e049Andy Hung // HAL format if Fastmixer is used. 414463be250de73907965faa6a216c00312bf81e049Andy Hung audio_format_t mHALFormat; 41570949c47fbae3f836d15f040551d7631be3ed7c2Glenn Kasten size_t mBufferSize; // HAL buffer size for read() or write() 41681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4171035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Vector< sp<ConfigEvent> > mConfigEvents; 41881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 41981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // These fields are written and read by thread itself without lock or barrier, 4204944acb7355b3aa25748fd25945a363a69d65444Glenn Kasten // and read by other threads without lock or barrier via standby(), outDevice() 42181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // and inDevice(). 42281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Because of the absence of a lock or barrier, any other thread that reads 42381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // these fields must use the information in isolation, or be prepared to deal 42481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // with possibility that it might be inconsistent with other information. 4254944acb7355b3aa25748fd25945a363a69d65444Glenn Kasten bool mStandby; // Whether thread is currently in standby. 42681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mOutDevice; // output device 42781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mInDevice; // input device 42881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_source_t mAudioSource; // (see audio.h, audio_source_t) 42981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 43081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const audio_io_handle_t mId; 43181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Vector< sp<EffectChain> > mEffectChains; 43281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 43381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static const int kNameLength = 16; // prctl(PR_SET_NAME) limit 43481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent char mName[kNameLength]; 43581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IPowerManager> mPowerManager; 43681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IBinder> mWakeLockToken; 43781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<PMDeathRecipient> mDeathRecipient; 43881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // list of suspended effects per session and per type. The first vector is 43981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // keyed by session ID, the second by type UUID timeLow field 44081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent KeyedVector< int, KeyedVector< int, sp<SuspendedSessionDesc> > > 44181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mSuspendedSessions; 442ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kLogSize = 4 * 1024; 4439e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mNBLogWriter; 44481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 44581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 44681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// --- PlaybackThread --- 44781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass PlaybackThread : public ThreadBase { 44881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 44981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 45081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "PlaybackTracks.h" 45181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 45281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum mixer_state { 45381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_IDLE, // no active tracks 45481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_TRACKS_ENABLED, // at least one active track, but no track has any data ready 455bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_TRACKS_READY, // at least one active track, and at least one track has data 456bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_TRACK, // drain currently playing track 457bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_ALL, // fully drain the hardware 45881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // standby mode does not have an enum value 45981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend by audio policy manager is orthogonal to mixer state 46081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 46181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 462bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // retry count before removing active track in case of underrun on offloaded thread: 463bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // we need to make sure that AudioTrack client has enough time to send large buffers 464bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent//FIXME may be more appropriate if expressed in time units. Need to revise how underrun is handled 465bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // for offloaded tracks 466bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent static const int8_t kMaxTrackRetriesOffload = 20; 467bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 46881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 46981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, audio_devices_t device, type_t type); 47081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PlaybackThread(); 47181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 47281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 47381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 47481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 47581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 47681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 47781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 47881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 47981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 48081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 48181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that were lifted up out of threadLoop() 48281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix() = 0; 48381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime() = 0; 484bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 485bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_drain(); 48681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 487bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 48881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 48981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 49081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l reads and writes mActiveTracks, and returns 49181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the pending set of tracks to remove via Vector 'tracksToRemove'. The caller 49281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is responsible for clearing or destroying this Vector later on, when it 49381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is safe to do so. That will drop the final ref count and destroy the tracks. 49481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove) = 0; 495bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void removeTracks_l(const Vector< sp<Track> >& tracksToRemove); 496bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 497bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void writeCallback(); 4983b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetWriteBlocked(uint32_t sequence); 499bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void drainCallback(); 5003b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetDraining(uint32_t sequence); 501bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 502bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent static int asyncCallback(stream_callback_event_t event, void *param, void *cookie); 503bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 504bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 505bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 506bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool shouldStandby_l(); 5074c6a433d74d5ae8b9bc0557207e3ced43bf34a25Haynes Mathew George virtual void onAddNewTrack_l(); 50881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 50981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase virtuals 51081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit(); 51181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 51381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mOutput == NULL) ? NO_INIT : NO_ERROR; } 51581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return estimated latency in milliseconds, as reported by HAL 51781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency() const; 51881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same, but lock must already be held 51981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency_l() const; 52081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterVolume(float value); 52281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute(bool muted); 52381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setStreamVolume(audio_stream_type_t stream, float value); 52581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setStreamMute(audio_stream_type_t stream, bool muted); 52681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float streamVolume(audio_stream_type_t stream) const; 52881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> createTrack_l( 53081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 53181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_stream_type_t streamType, 53281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 53381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 53481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 53574935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t *pFrameCount, 53681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IMemory>& sharedBuffer, 53781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 53881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent IAudioFlinger::track_flags_t *flags, 53981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 540462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen int uid, 5419156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 54281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 54381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* getOutput() const; 54481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* clearOutput(); 54581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const; 54681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 54781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // a very large number of suspend() will eventually wraparound, but unlikely 54881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void suspend() { (void) android_atomic_inc(&mSuspended); } 54981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void restore() 55081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { 55181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // if restore() is done without suspend(), get back into 55281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // range so that the next suspend() will operate correctly 55381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent if (android_atomic_dec(&mSuspended) <= 0) { 55481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent android_atomic_release_store(0, &mSuspended); 55581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 55681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 55781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool isSuspended() const 55881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { return android_atomic_acquire_load(&mSuspended) > 0; } 55981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 56081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 561021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent virtual void audioConfigChanged(int event, int param = 0); 562377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames); 563010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // FIXME rename mixBuffer() to sinkBuffer() and remove int16_t* dependency. 564010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // Consider also removing and passing an explicit mMainBuffer initialization 565010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // parameter to AF::PlaybackThread::Track::Track(). 566010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung int16_t *mixBuffer() const { 567010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung return reinterpret_cast<int16_t *>(mSinkBuffer); }; 56881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 56981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void detachAuxEffect_l(int effectId); 57081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t attachAuxEffect(const sp<AudioFlinger::PlaybackThread::Track> track, 57181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 57281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t attachAuxEffect_l(const sp<AudioFlinger::PlaybackThread::Track> track, 57381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 57481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 57581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 57681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 57781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const; 57881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t getStrategyForSession_l(int sessionId); 57981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 58081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 58181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 58281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 583fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten 584fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // called with AudioFlinger lock held 58581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void invalidateTracks(audio_stream_type_t streamType); 58681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 5879b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mNormalFrameCount; } 5889b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 5899b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // Return's the HAL's frame count i.e. fast mixer buffer size. 5909b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten size_t frameCountHAL() const { return mFrameCount; } 59181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 592accc147666bfd37fc8b4ef745f18a8c751555ec2Eric Laurent status_t getTimestamp_l(AudioTimestamp& timestamp); 593accc147666bfd37fc8b4ef745f18a8c751555ec2Eric Laurent 59481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 595deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // updated by readOutputParameters_l() 5969b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten size_t mNormalFrameCount; // normal mixer and effects 5979b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 598010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung void* mSinkBuffer; // frame size aligned sink buffer 59981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 60098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // TODO: 60198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Rearrange the buffer info into a struct/class with 60298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // clear, copy, construction, destruction methods. 60398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 60498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mSinkBuffer also has associated with it: 60598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 60698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mSinkBufferSize: Sink Buffer Size 60798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mFormat: Sink Buffer Format 60898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 60969aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Mixer Buffer (mMixerBuffer*) 61069aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // 61169aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // In the case of floating point or multichannel data, which is not in the 61269aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // sink format, it is required to accumulate in a higher precision or greater channel count 61369aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // buffer before downmixing or data conversion to the sink buffer. 61469aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 61569aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Set to "true" to enable the Mixer Buffer otherwise mixer output goes to sink buffer. 61669aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung bool mMixerBufferEnabled; 61769aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 61869aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Storage, 32 byte aligned (may make this alignment a requirement later). 61969aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Due to constraints on mNormalFrameCount, the buffer size is a multiple of 16 frames. 62069aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung void* mMixerBuffer; 62169aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 62269aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Size of mMixerBuffer in bytes: mNormalFrameCount * #channels * sampsize. 62369aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung size_t mMixerBufferSize; 62469aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 62569aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // The audio format of mMixerBuffer. Set to AUDIO_FORMAT_PCM_(FLOAT|16_BIT) only. 62669aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung audio_format_t mMixerBufferFormat; 62769aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 62869aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // An internal flag set to true by MixerThread::prepareTracks_l() 62969aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // when mMixerBuffer contains valid data after mixing. 63069aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung bool mMixerBufferValid; 63169aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 63298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Effects Buffer (mEffectsBuffer*) 63398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 63498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // In the case of effects data, which is not in the sink format, 63598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // it is required to accumulate in a different buffer before data conversion 63698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // to the sink buffer. 63798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 63898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Set to "true" to enable the Effects Buffer otherwise effects output goes to sink buffer. 63998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung bool mEffectBufferEnabled; 64098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 64198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Storage, 32 byte aligned (may make this alignment a requirement later). 64298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Due to constraints on mNormalFrameCount, the buffer size is a multiple of 16 frames. 64398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung void* mEffectBuffer; 64498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 64598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Size of mEffectsBuffer in bytes: mNormalFrameCount * #channels * sampsize. 64698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung size_t mEffectBufferSize; 64798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 64898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // The audio format of mEffectsBuffer. Set to AUDIO_FORMAT_PCM_16_BIT only. 64998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung audio_format_t mEffectBufferFormat; 65098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 65198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // An internal flag set to true by MixerThread::prepareTracks_l() 65298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // when mEffectsBuffer contains valid data after mixing. 65398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 65498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // When this is set, all mixer data is routed into the effects buffer 65598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // for any processing (including output processing). 65698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung bool mEffectBufferValid; 65798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 65881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend count, > 0 means suspended. While suspended, the thread continues to pull from 65981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // tracks and mix, but doesn't write to HAL. A2DP and SCO HAL implementations can't handle 66081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // concurrent use of both of them, so Audio Policy Service suspends one of the threads to 66181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // workaround that restriction. 66281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 'volatile' means accessed via atomic operations and no lock. 66381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent volatile int32_t mSuspended; 66481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 66581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME overflows every 6+ hours at 44.1 kHz stereo 16-bit samples 66681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mFramesWritten would be better, or 64-bit even better 66781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mBytesWritten; 66881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 66981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mMasterMute is in both PlaybackThread and in AudioFlinger. When a 67081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // PlaybackThread needs to find out if master-muted, it checks it's local 67181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // copy rather than the one in AudioFlinger. This optimization saves a lock. 67281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mMasterMute; 67381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute_l(bool muted) { mMasterMute = muted; } 67481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 67581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector< wp<Track> > mActiveTracks; // FIXME check if this could be sp<> 676462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen SortedVector<int> mWakeLockUids; 677462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen int mActiveTracksGeneration; 678fd4779740ec3e9e865d5514464df26d015354388Eric Laurent wp<Track> mLatestActiveTrack; // latest track added to mActiveTracks 67981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 68081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Allocate a track name for a given channel mask. 68181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Returns name >= 0 if successful, -1 on failure. 682e8a1ced4da17dc6c07803dc2af8060f62a8389c1Andy Hung virtual int getTrackName_l(audio_channel_mask_t channelMask, 683e8a1ced4da17dc6c07803dc2af8060f62a8389c1Andy Hung audio_format_t format, int sessionId) = 0; 68481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name) = 0; 68581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 68681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Time to sleep between cycles when: 68781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; // mixer state MIXER_TRACKS_ENABLED 68881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const = 0; // mixer state MIXER_IDLE 68981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const = 0; // audio policy manager suspended us 69081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep when mixer state == MIXER_TRACKS_READY; relies on audio HAL stream->write() 69181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep in standby mode; waits on a condition 69281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 69381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that are temporarily lifted up out of threadLoop() until the merge 69481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSilentMode_l(); 69581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 69681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Non-trivial for DUPLICATING only 69781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks() { } 69881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks() { } 69981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Cache various calculated values, at threadLoop() entry and after a parameter change 70181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 70281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 70481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 7051c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 7061c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 7071c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle); 7081c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 70981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 71081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 71181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for numerous 71281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 71381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread& operator = (const PlaybackThread&); 71481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 71581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addTrack_l(const sp<Track>& track); 716bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool destroyTrack_l(const sp<Track>& track); 71781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<Track>& track); 718ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent void broadcast_l(); 71981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 720deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten void readOutputParameters_l(); 72181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 72281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 72381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 72481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 72581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector< sp<Track> > mTracks; 72681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mStreamTypes[] uses 1 additional stream type internally for the OutputTrack used by 72781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // DuplicatingThread 72881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent stream_type_t mStreamTypes[AUDIO_STREAM_CNT + 1]; 72981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut *mOutput; 73081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 73181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mMasterVolume; 73281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t mLastWriteTime; 73381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumWrites; 73481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumDelayedWrites; 73581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mInWrite; 73681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 73781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME rename these former local variables of threadLoop to standard "m" names 73881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t standbyTime; 73925c2dac12114699e90deb1c579cadebce7b91a97Andy Hung size_t mSinkBufferSize; 74081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 74181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // cached copies of activeSleepTimeUs() and idleSleepTimeUs() made by cacheParameters_l() 74281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t activeSleepTime; 74381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t idleSleepTime; 74481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 74581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sleepTime; 74681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 74781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mixer status returned by prepareTracks_l() 74881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatus; // current cycle 74981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // previous cycle when in prepareTracks_l() 75081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatusIgnoringFastTracks; 75181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME or a separate ready state per track 75281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 75381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME move these declarations into the specific sub-class that needs them 75481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 75581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sleepTimeShift; 75681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 75781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as AudioFlinger::mStandbyTimeInNsecs except for DIRECT which uses a shorter value 75881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t standbyDelay; 75981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 76081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 76181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t maxPeriod; 76281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 76381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // DUPLICATING only 76481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t writeFrames; 76581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 766bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mBytesRemaining; 767bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mCurrentWriteLength; 768bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mUseAsyncWrite; 7693b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mWriteAckSequence contains current write sequence on bits 31-1. The write sequence is 7703b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // incremented each time a write(), a flush() or a standby() occurs. 7713b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is set when a write blocks and indicates a callback is expected. 7723b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is reset by the async callback thread calling resetWriteBlocked(). Out of sequence 7733b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // callbacks are ignored. 7743b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent uint32_t mWriteAckSequence; 7753b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mDrainSequence contains current drain sequence on bits 31-1. The drain sequence is 7763b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // incremented each time a drain is requested or a flush() or standby() occurs. 7773b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is set when the drain() command is called at the HAL and indicates a callback is 7783b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // expected. 7793b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is reset by the async callback thread calling resetDraining(). Out of sequence 7803b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // callbacks are ignored. 7813b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent uint32_t mDrainSequence; 782ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent // A condition that must be evaluated by prepareTrack_l() has changed and we must not wait 783ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent // for async write callback in the thread loop before evaluating it 784bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mSignalPending; 785bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent sp<AsyncCallbackThread> mCallbackThread; 786bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 78781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 78881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The HAL output sink is treated as non-blocking, but current implementation is blocking 78981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mOutputSink; 79081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // If a fast mixer is present, the blocking pipe sink, otherwise clear 79181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mPipeSink; 79281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The current sink for the normal mixer to write it's (sub)mix, mOutputSink or mPipeSink 79381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mNormalSink; 79446909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 79581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 79681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mTeeSink; 79781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Source> mTeeSource; 79846909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 79981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mScreenState; // cached copy of gScreenState 800ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kFastMixerLogSize = 4 * 1024; 8019e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mFastMixerNBLogWriter; 80281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 80381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const = 0; 8040f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex __unused) const 80581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { FastTrackUnderruns dummy; return dummy; } 80681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 80781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 80881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessed by both binder threads and within threadLoop(), lock on mutex needed 80981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent unsigned mFastTrackAvailMask; // bit i set if fast track [i] is available 810bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten 811bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kastenprivate: 812bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // timestamp latch: 813bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // D input is written by threadLoop_write while mutex is unlocked, and read while locked 814bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten // Q output is written while locked, and read while locked 815bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten struct { 816bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten AudioTimestamp mTimestamp; 817bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten uint32_t mUnpresentedFrames; 818bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten } mLatchD, mLatchQ; 819bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten bool mLatchDValid; // true means mLatchD is valid, and clock it into latch at next opportunity 820bd096fd9d8e5fc0e62f98807f4818a06f70d0812Glenn Kasten bool mLatchQValid; // true means mLatchQ is valid 82181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 82281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 82381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass MixerThread : public PlaybackThread { 82481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 82581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MixerThread(const sp<AudioFlinger>& audioFlinger, 82681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* output, 82781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 82881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t device, 82981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent type_t type = MIXER); 83081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~MixerThread(); 83181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 83281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 83381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 8341035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 8351035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 83681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 83781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 83881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 83981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 840e8a1ced4da17dc6c07803dc2af8060f62a8389c1Andy Hung virtual int getTrackName_l(audio_channel_mask_t channelMask, 841e8a1ced4da17dc6c07803dc2af8060f62a8389c1Andy Hung audio_format_t format, int sessionId); 84281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name); 84381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 84481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 84581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 84681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 84781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 848bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 84981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 85081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 85181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 85281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 85381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 85481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 85581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioMixer* mAudioMixer; // normal mixer 85681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 85781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // one-time initialization, no locks required 8584d23ca370dd0ce584f49a80ef9dfcdbb75ba2c8eGlenn Kasten sp<FastMixer> mFastMixer; // non-0 if there is also a fast mixer 85981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioWatchdog> mAudioWatchdog; // non-0 if there is an audio watchdog thread 86081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 86181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // contents are not guaranteed to be consistent, no locks required 86281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent FastMixerDumpState mFastMixerDumpState; 86381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#ifdef STATE_QUEUE_DUMP 86481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueObserverDump mStateQueueObserverDump; 86581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueMutatorDump mStateQueueMutatorDump; 86681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#endif 86781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioWatchdogDump mAudioWatchdogDump; 86881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 86981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessible only within the threadLoop(), no locks required 87081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mFastMixer->sq() // for mutating and pushing state 87181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t mFastMixerFutex; // for cold idle 87281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 87381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 8744d23ca370dd0ce584f49a80ef9dfcdbb75ba2c8eGlenn Kasten virtual bool hasFastMixer() const { return mFastMixer != 0; } 87581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const { 87681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ALOG_ASSERT(fastIndex < FastMixerState::kMaxFastTracks); 87781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent return mFastMixerDumpState.mTracks[fastIndex].mUnderruns; 87881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 87981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 88081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 88181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DirectOutputThread : public PlaybackThread { 88281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 88381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 88481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 88581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, audio_devices_t device); 88681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DirectOutputThread(); 88781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 88881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 88981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 8901035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 8911035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 89281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 89381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 894e8a1ced4da17dc6c07803dc2af8060f62a8389c1Andy Hung virtual int getTrackName_l(audio_channel_mask_t channelMask, 895e8a1ced4da17dc6c07803dc2af8060f62a8389c1Andy Hung audio_format_t format, int sessionId); 89681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name); 89781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 89881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 89981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 90081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 90181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 90281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 90381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 90481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 90581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 90681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 90781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // volumes last sent to audio HAL with stream->set_volume() 90881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mLeftVolFloat; 90981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mRightVolFloat; 91081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 911bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 912bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audio_io_handle_t id, uint32_t device, ThreadBase::type_t type); 913bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void processVolume_l(Track *track, bool lastTrack); 914bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 91581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l() tells threadLoop_mix() the name of the single active track 91681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> mActiveTrack; 91781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 91881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 91981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 92081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 921bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass OffloadThread : public DirectOutputThread { 922bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 923bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 924bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent OffloadThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 925bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audio_io_handle_t id, uint32_t device); 9266a51d7ed7062536ccc892c8850a34ed55cbc8d5cEric Laurent virtual ~OffloadThread() {}; 927bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 928bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprotected: 929bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // threadLoop snippets 930bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 931bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 932bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 933bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 934bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 935bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool shouldStandby_l(); 9364c6a433d74d5ae8b9bc0557207e3ced43bf34a25Haynes Mathew George virtual void onAddNewTrack_l(); 937bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 938bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 939bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void flushHw_l(); 940bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 941bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 942bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mHwPaused; 943bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mFlushPending; 944bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedWriteLength; // length in bytes of write interrupted by pause 945bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedBytesRemaining; // bytes still waiting in mixbuffer after resume 946d7e59228caad3867794d847f6bf163c6495e9506Eric Laurent wp<Track> mPreviousTrack; // used to detect track switch 947bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 948bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 949bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass AsyncCallbackThread : public Thread { 950bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 951bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 9524de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent AsyncCallbackThread(const wp<PlaybackThread>& playbackThread); 953bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 954bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ~AsyncCallbackThread(); 955bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 956bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // Thread virtuals 957bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool threadLoop(); 958bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 959bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // RefBase 960bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void onFirstRef(); 961bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 962bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void exit(); 9633b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void setWriteBlocked(uint32_t sequence); 9643b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetWriteBlocked(); 9653b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void setDraining(uint32_t sequence); 9663b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetDraining(); 967bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 968bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 9694de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent const wp<PlaybackThread> mPlaybackThread; 9703b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mWriteAckSequence corresponds to the last write sequence passed by the offload thread via 9713b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // setWriteBlocked(). The sequence is shifted one bit to the left and the lsb is used 9723b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // to indicate that the callback has been received via resetWriteBlocked() 9734de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent uint32_t mWriteAckSequence; 9743b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mDrainSequence corresponds to the last drain sequence passed by the offload thread via 9753b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // setDraining(). 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 resetDraining() 9774de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent uint32_t mDrainSequence; 9784de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent Condition mWaitWorkCV; 9794de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent Mutex mLock; 980bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 981bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 98281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DuplicatingThread : public MixerThread { 98381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 98481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DuplicatingThread(const sp<AudioFlinger>& audioFlinger, MixerThread* mainThread, 98581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id); 98681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DuplicatingThread(); 98781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 98881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 98981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void addOutputTrack(MixerThread* thread); 99081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeOutputTrack(MixerThread* thread); 99181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t waitTimeMs() const { return mWaitTimeMs; } 99281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 99381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 99481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 99581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 99681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool outputsReady(const SortedVector< sp<OutputTrack> > &outputTracks); 99781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 99881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 99981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 100081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 1001bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 100281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 100381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 100481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 100581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 100681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // called from threadLoop, addOutputTrack, removeOutputTrack 100781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void updateWaitTime_l(); 100881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 100981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks(); 101081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks(); 101181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 101281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 101381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mWaitTimeMs; 101481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > outputTracks; 101581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > mOutputTracks; 101681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 101781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 101881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 101981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 102081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 102181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// record thread 10226dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kastenclass RecordThread : public ThreadBase 102381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent{ 102481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 102581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10266dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten class RecordTrack; 10276dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten class ResamplerBufferProvider : public AudioBufferProvider 10286dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // derives from AudioBufferProvider interface for use by resampler 10296dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten { 10306dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten public: 10316dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten ResamplerBufferProvider(RecordTrack* recordTrack) : mRecordTrack(recordTrack) { } 10326dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual ~ResamplerBufferProvider() { } 10336dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // AudioBufferProvider interface 10346dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts); 10356dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer); 10366dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten private: 10376dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten RecordTrack * const mRecordTrack; 10386dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten }; 10396dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten 104081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "RecordTracks.h" 104181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 104281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent RecordThread(const sp<AudioFlinger>& audioFlinger, 104381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *input, 104481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 1045d3922f72601d82c6fc067a98916fda0bd1291c5fEric Laurent audio_devices_t outDevice, 104646909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten audio_devices_t inDevice 104746909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 104846909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten , const sp<NBAIO_Sink>& teeSink 104946909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 105046909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten ); 105181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~RecordThread(); 105281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 105381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // no addTrack_l ? 105481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void destroyTrack_l(const sp<RecordTrack>& track); 105581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<RecordTrack>& track); 105681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 105781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpInternals(int fd, const Vector<String16>& args); 105881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 105981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 106081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 106181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 106281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 106381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 106481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 106581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 106681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mInput == NULL) ? NO_INIT : NO_ERROR; } 1067e198c360d5e75a9b2097844c495c10902e7e8500Glenn Kasten 1068b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten virtual sp<MemoryDealer> readOnlyHeap() const { return mReadOnlyHeap; } 1069b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten 10706dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten virtual sp<IMemory> pipeMemory() const { return mPipeMemory; } 10716dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 107281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::RecordThread::RecordTrack> createRecordTrack_l( 107381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 107481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 107581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 107681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 107774935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t *pFrameCount, 107881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int sessionId, 10797df8c0b799d8f52d6386e03313286dbd7d5cdc7cGlenn Kasten size_t *notificationFrames, 1080462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen int uid, 1081ddb0ccf3fb6fe8da8c71a6deb30561b821f3c0a2Glenn Kasten IAudioFlinger::track_flags_t *flags, 108281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 10839156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 108481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 108581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t start(RecordTrack* recordTrack, 108681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioSystem::sync_event_t event, 108781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int triggerSession); 108881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 108981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ask the thread to stop the specified track, and 109081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return true if the caller should then do it's part of the stopping process 1091a8356f663014e7d4c27869629af83d8bb3441e19Glenn Kasten bool stop(RecordTrack* recordTrack); 109281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 109381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 109481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn* clearInput(); 109581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual audio_stream_t* stream() const; 109681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 109781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10981035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 10991035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 11001035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void cacheParameters_l() {} 110181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 1102021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent virtual void audioConfigChanged(int event, int param = 0); 11031c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 11041c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 11051c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle); 1106deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten void readInputParameters_l(); 11075f972c031d4061f4f037c9fda1ea4bd9b6a756cdGlenn Kasten virtual uint32_t getInputFramesLost(); 110881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 110981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 111081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 111181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t hasAudioSession(int sessionId) const; 111281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 111381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Return the set of unique session IDs across all tracks. 111481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The keys are the session IDs, and the associated values are meaningless. 111581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME replace by Set [and implement Bag/Multiset for other uses]. 111681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent KeyedVector<int, bool> sessionIds() const; 111781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 111881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 111981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 112081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 112181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static void syncStartEventCallback(const wp<SyncEvent>& event); 112281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11239b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mFrameCount; } 11246dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten bool hasFastCapture() const { return mFastCapture != 0; } 11259b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 112681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 112781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Enter standby if not already in standby, and set mStandby flag 112893e471f620454f7de73d190521568b1e25879767Glenn Kasten void standbyIfNotAlreadyInStandby(); 112981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 113081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Call the HAL standby method unconditionally, and don't change mStandby flag 1131e198c360d5e75a9b2097844c495c10902e7e8500Glenn Kasten void inputStandBy(); 113281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 113381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *mInput; 113481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<RecordTrack> > mTracks; 11352b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten // mActiveTracks has dual roles: it indicates the current active track(s), and 113681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is used together with mStartStopCond to indicate start()/stop() progress 11372b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten SortedVector< sp<RecordTrack> > mActiveTracks; 11382b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten // generation counter for mActiveTracks 11392b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten int mActiveTracksGen; 114081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mStartStopCond; 11419b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 11428594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten // resampler converts input at HAL Hz to output at AudioRecord client Hz 11438594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten int16_t *mRsmpInBuffer; // see new[] for details on the size 11448594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten size_t mRsmpInFrames; // size of resampler input in frames 11458594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten size_t mRsmpInFramesP2;// size rounded up to a power-of-2 11466dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten 11476dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // rolling index that is never cleared 11488594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten int32_t mRsmpInRear; // last filled frame + 1 11498594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten 115081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 115181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<NBAIO_Sink> mTeeSink; 1152b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten 1153b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten const sp<MemoryDealer> mReadOnlyHeap; 11546dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 11556dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // one-time initialization, no locks required 11566dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<FastCapture> mFastCapture; // non-0 if there is also a fast capture 11576dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // FIXME audio watchdog thread 11586dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 11596dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // contents are not guaranteed to be consistent, no locks required 11606dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten FastCaptureDumpState mFastCaptureDumpState; 11616dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten#ifdef STATE_QUEUE_DUMP 11626dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // FIXME StateQueue observer and mutator dump fields 11636dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten#endif 11646dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // FIXME audio watchdog dump 11656dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 11666dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // accessible only within the threadLoop(), no locks required 11676dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // mFastCapture->sq() // for mutating and pushing state 11686dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten int32_t mFastCaptureFutex; // for cold idle 11696dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 11706dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // The HAL input source is treated as non-blocking, 11716dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // but current implementation is blocking 11726dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Source> mInputSource; 11736dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // The source for the normal capture thread to read from: mInputSource or mPipeSource 11746dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Source> mNormalSource; 11756dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // If a fast capture is present, the non-blocking pipe sink written to by fast capture, 11766dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // otherwise clear 11776dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Sink> mPipeSink; 11786dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // If a fast capture is present, the non-blocking pipe source read by normal thread, 11796dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // otherwise clear 11806dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Source> mPipeSource; 11816dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // Depth of pipe from fast capture to normal thread and fast clients, always power of 2 11826dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten size_t mPipeFramesP2; 11836dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // If a fast capture is present, the Pipe as IMemory, otherwise clear 11846dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<IMemory> mPipeMemory; 11856dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 11866dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten static const size_t kFastCaptureLogSize = 4 * 1024; 11876dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBLog::Writer> mFastCaptureNBLogWriter; 11886dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 11896dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten bool mFastTrackAvail; // true if fast track available 119081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 1191