Threads.h revision 2148bf0e79c436b8764b9edc4c8f2730cce98a32
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 3597b7b75b6a31330e213bdb96ccc60916218ad903Glenn Kasten static const char *threadTypeToString(type_t type); 3697b7b75b6a31330e213bdb96ccc60916218ad903Glenn Kasten 3781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ThreadBase(const sp<AudioFlinger>& audioFlinger, audio_io_handle_t id, 3872e3f39146fce4686bd96f11057c051bea376dfbEric Laurent audio_devices_t outDevice, audio_devices_t inDevice, type_t type, 3972e3f39146fce4686bd96f11057c051bea376dfbEric Laurent bool systemReady); 4081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~ThreadBase(); 4181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 42cf04c2cb8e031acc03c1c91cb1ccab15098c89b6Glenn Kasten virtual status_t readyToRun(); 43cf04c2cb8e031acc03c1c91cb1ccab15098c89b6Glenn Kasten 4481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpBase(int fd, const Vector<String16>& args); 4581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpEffectChains(int fd, const Vector<String16>& args); 4681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void clearPowerManager(); 4881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // base for record and playback 5081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum { 5181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent CFG_EVENT_IO, 521035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent CFG_EVENT_PRIO, 531035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent CFG_EVENT_SET_PARAMETER, 541c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent CFG_EVENT_CREATE_AUDIO_PATCH, 551c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent CFG_EVENT_RELEASE_AUDIO_PATCH, 5681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 5781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 581035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class ConfigEventData: public RefBase { 591035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 601035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~ConfigEventData() {} 611035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 621035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void dump(char *buffer, size_t size) = 0; 631035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent protected: 641035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEventData() {} 651035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 661035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 671035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Config event sequence by client if status needed (e.g binder thread calling setParameters()): 681035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 1. create SetParameterConfigEvent. This sets mWaitStatus in config event 691035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 2. Lock mLock 701035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 3. Call sendConfigEvent_l(): Append to mConfigEvents and mWaitWorkCV.signal 711035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 4. sendConfigEvent_l() reads status from event->mStatus; 721035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 5. sendConfigEvent_l() returns status 731035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 6. Unlock 741035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 751035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Parameter sequence by server: threadLoop calling processConfigEvents_l(): 761035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 1. Lock mLock 771035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 2. If there is an entry in mConfigEvents proceed ... 781035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 3. Read first entry in mConfigEvents 791035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 4. Remove first entry from mConfigEvents 801035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 5. Process 811035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 6. Set event->mStatus 821035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 7. event->mCond.signal 831035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 8. Unlock 841035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 851035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class ConfigEvent: public RefBase { 8681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 8781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~ConfigEvent() {} 8881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 891035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent void dump(char *buffer, size_t size) { mData->dump(buffer, size); } 9081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 911035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent const int mType; // event type e.g. CFG_EVENT_IO 921035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Mutex mLock; // mutex associated with mCond 931035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Condition mCond; // condition for status return 941035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t mStatus; // status communicated to sender 951035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent bool mWaitStatus; // true if sender is waiting for status 9672e3f39146fce4686bd96f11057c051bea376dfbEric Laurent bool mRequiresSystemReady; // true if must wait for system ready to enter event queue 971035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent sp<ConfigEventData> mData; // event specific parameter data 9881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 991035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent protected: 100e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit ConfigEvent(int type, bool requiresSystemReady = false) : 10172e3f39146fce4686bd96f11057c051bea376dfbEric Laurent mType(type), mStatus(NO_ERROR), mWaitStatus(false), 10272e3f39146fce4686bd96f11057c051bea376dfbEric Laurent mRequiresSystemReady(requiresSystemReady), mData(NULL) {} 10381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 10481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1051035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class IoConfigEventData : public ConfigEventData { 10681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 1077c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent IoConfigEventData(audio_io_config_event event, pid_t pid) : 1087c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent mEvent(event), mPid(pid) {} 10981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dump(char *buffer, size_t size) { 11173e26b661af50be2c0a4ff6c9ac85f7347a8b235Eric Laurent snprintf(buffer, size, "IO event: event %d\n", mEvent); 11281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 11381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11473e26b661af50be2c0a4ff6c9ac85f7347a8b235Eric Laurent const audio_io_config_event mEvent; 1157c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent const pid_t mPid; 11681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 11781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1181035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class IoConfigEvent : public ConfigEvent { 11981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 1207c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent IoConfigEvent(audio_io_config_event event, pid_t pid) : 1211035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEvent(CFG_EVENT_IO) { 1227c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent mData = new IoConfigEventData(event, pid); 1231035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1241035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~IoConfigEvent() {} 1251035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 12681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1271035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class PrioConfigEventData : public ConfigEventData { 1281035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 1291035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent PrioConfigEventData(pid_t pid, pid_t tid, int32_t prio) : 1301035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mPid(pid), mTid(tid), mPrio(prio) {} 13181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 13281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dump(char *buffer, size_t size) { 13381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent snprintf(buffer, size, "Prio event: pid %d, tid %d, prio %d\n", mPid, mTid, mPrio); 13481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 13581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 13681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const pid_t mPid; 13781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const pid_t mTid; 13881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const int32_t mPrio; 13981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 14081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1411035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class PrioConfigEvent : public ConfigEvent { 1421035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 1431035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent PrioConfigEvent(pid_t pid, pid_t tid, int32_t prio) : 14472e3f39146fce4686bd96f11057c051bea376dfbEric Laurent ConfigEvent(CFG_EVENT_PRIO, true) { 1451035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mData = new PrioConfigEventData(pid, tid, prio); 1461035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1471035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~PrioConfigEvent() {} 1481035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 1491035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1501035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class SetParameterConfigEventData : public ConfigEventData { 1511035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 152e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit SetParameterConfigEventData(String8 keyValuePairs) : 1531035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mKeyValuePairs(keyValuePairs) {} 1541035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1551035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void dump(char *buffer, size_t size) { 1561035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent snprintf(buffer, size, "KeyValue: %s\n", mKeyValuePairs.string()); 1571035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1581035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1591035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent const String8 mKeyValuePairs; 1601035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 1611035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1621035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class SetParameterConfigEvent : public ConfigEvent { 1631035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 164e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit SetParameterConfigEvent(String8 keyValuePairs) : 1651035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEvent(CFG_EVENT_SET_PARAMETER) { 1661035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mData = new SetParameterConfigEventData(keyValuePairs); 1671035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mWaitStatus = true; 1681035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1691035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~SetParameterConfigEvent() {} 1701035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 1711035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1721c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent class CreateAudioPatchConfigEventData : public ConfigEventData { 1731c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent public: 1741c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent CreateAudioPatchConfigEventData(const struct audio_patch patch, 1751c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t handle) : 1761c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mPatch(patch), mHandle(handle) {} 1771c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 1781c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual void dump(char *buffer, size_t size) { 1791c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent snprintf(buffer, size, "Patch handle: %u\n", mHandle); 1801c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent } 1811c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 1821c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent const struct audio_patch mPatch; 1831c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t mHandle; 1841c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent }; 1851c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 1861c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent class CreateAudioPatchConfigEvent : public ConfigEvent { 1871c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent public: 1881c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent CreateAudioPatchConfigEvent(const struct audio_patch patch, 1891c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t handle) : 1901c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent ConfigEvent(CFG_EVENT_CREATE_AUDIO_PATCH) { 1911c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mData = new CreateAudioPatchConfigEventData(patch, handle); 1921c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mWaitStatus = true; 1931c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent } 1941c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual ~CreateAudioPatchConfigEvent() {} 1951c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent }; 1961c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 1971c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent class ReleaseAudioPatchConfigEventData : public ConfigEventData { 1981c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent public: 199e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit ReleaseAudioPatchConfigEventData(const audio_patch_handle_t handle) : 2001c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mHandle(handle) {} 2011c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 2021c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual void dump(char *buffer, size_t size) { 2031c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent snprintf(buffer, size, "Patch handle: %u\n", mHandle); 2041c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent } 2051c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 2061c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t mHandle; 2071c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent }; 2081c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 2091c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent class ReleaseAudioPatchConfigEvent : public ConfigEvent { 2101c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent public: 211e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit ReleaseAudioPatchConfigEvent(const audio_patch_handle_t handle) : 2121c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent ConfigEvent(CFG_EVENT_RELEASE_AUDIO_PATCH) { 2131c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mData = new ReleaseAudioPatchConfigEventData(handle); 2141c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mWaitStatus = true; 2151c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent } 2161c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual ~ReleaseAudioPatchConfigEvent() {} 2171c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent }; 21881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 21981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class PMDeathRecipient : public IBinder::DeathRecipient { 22081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 221e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit PMDeathRecipient(const wp<ThreadBase>& thread) : mThread(thread) {} 22281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PMDeathRecipient() {} 22381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // IBinder::DeathRecipient 22581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void binderDied(const wp<IBinder>& who); 22681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent private: 22881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PMDeathRecipient(const PMDeathRecipient&); 22981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PMDeathRecipient& operator = (const PMDeathRecipient&); 23081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 23181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent wp<ThreadBase> mThread; 23281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 23381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 23481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const = 0; 23581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 23681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // static externally-visible 23781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent type_t type() const { return mType; } 238f6870aefc5e31d4220f3778c4e79ff34a61f48adEric Laurent bool isDuplicating() const { return (mType == DUPLICATING); } 239f6870aefc5e31d4220f3778c4e79ff34a61f48adEric Laurent 24081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id() const { return mId;} 24181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 24281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // dynamic externally-visible 24381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate() const { return mSampleRate; } 24481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask() const { return mChannelMask; } 245463be250de73907965faa6a216c00312bf81e049Andy Hung audio_format_t format() const { return mHALFormat; } 24683b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent uint32_t channelCount() const { return mChannelCount; } 24781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Called by AudioFlinger::frameCount(audio_io_handle_t output) and effects, 2489b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // and returns the [normal mix] buffer's frame count. 2499b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const = 0; 2504a8308b11b92e608cdaf29f73f7919e75706f9a2Glenn Kasten 2514a8308b11b92e608cdaf29f73f7919e75706f9a2Glenn Kasten // Return's the HAL's frame count i.e. fast mixer buffer size. 2524a8308b11b92e608cdaf29f73f7919e75706f9a2Glenn Kasten size_t frameCountHAL() const { return mFrameCount; } 2534a8308b11b92e608cdaf29f73f7919e75706f9a2Glenn Kasten 254bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t frameSize() const { return mFrameSize; } 25581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 25681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Should be "virtual status_t requestExitAndWait()" and override same 25781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // method in Thread, but Thread::requestExitAndWait() is not yet virtual. 25881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void exit(); 2591035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 2601035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status) = 0; 26181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setParameters(const String8& keyValuePairs); 26281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys) = 0; 2637c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent virtual void ioConfigChanged(audio_io_config_event event, pid_t pid = 0) = 0; 2641035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // sendConfigEvent_l() must be called with ThreadBase::mLock held 2651035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Can temporarily release the lock if waiting for a reply from 2661035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // processConfigEvents_l(). 2671035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t sendConfigEvent_l(sp<ConfigEvent>& event); 2687c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent void sendIoConfigEvent(audio_io_config_event event, pid_t pid = 0); 2697c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent void sendIoConfigEvent_l(audio_io_config_event event, pid_t pid = 0); 27072e3f39146fce4686bd96f11057c051bea376dfbEric Laurent void sendPrioConfigEvent(pid_t pid, pid_t tid, int32_t prio); 27181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void sendPrioConfigEvent_l(pid_t pid, pid_t tid, int32_t prio); 2721035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t sendSetParameterConfigEvent_l(const String8& keyValuePair); 2731c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent status_t sendCreateAudioPatchConfigEvent(const struct audio_patch *patch, 2741c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 2751c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent status_t sendReleaseAudioPatchConfigEvent(audio_patch_handle_t handle); 276021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent void processConfigEvents_l(); 2771035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void cacheParameters_l() = 0; 2781c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 2791c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle) = 0; 2801c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle) = 0; 28183b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent virtual void getAudioPortConfig(struct audio_port_config *config) = 0; 2821c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 28381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 28481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // see note at declaration of mStandby, mOutDevice and mInDevice 28581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool standby() const { return mStandby; } 28681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t outDevice() const { return mOutDevice; } 28781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t inDevice() const { return mInDevice; } 28881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 2891dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov virtual sp<StreamHalInterface> stream() const = 0; 29081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 29181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectHandle> createEffect_l( 29281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 29381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IEffectClient>& effectClient, 29481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t priority, 295d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId, 29681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent effect_descriptor_t *desc, 29781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int *enabled, 2989156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 29981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 30081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return values for hasAudioSession (bit field) 30181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum effect_state { 30281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent EFFECT_SESSION = 0x1, // the audio session corresponds to at least one 30381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // effect 3044c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent TRACK_SESSION = 0x2, // the audio session corresponds to at least one 30581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // track 3064c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent FAST_SESSION = 0x4 // the audio session corresponds to at least one 3074c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent // fast track 30881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 30981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 31081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // get effect chain corresponding to session Id. 311d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten sp<EffectChain> getEffectChain(audio_session_t sessionId); 31281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as getEffectChain() but must be called with ThreadBase mutex locked 313d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten sp<EffectChain> getEffectChain_l(audio_session_t sessionId) const; 31481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // add an effect chain to the chain list (mEffectChains) 31581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain) = 0; 31681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // remove an effect chain from the chain list (mEffectChains) 31781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain) = 0; 31881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // lock all effect chains Mutexes. Must be called before releasing the 31981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase mutex before processing the mixer and effects. This guarantees the 32081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // integrity of the chains during the process. 32181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Also sets the parameter 'effectChains' to current value of mEffectChains. 32281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void lockEffectChains_l(Vector< sp<EffectChain> >& effectChains); 32381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // unlock effect chains after process 32481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void unlockEffectChains(const Vector< sp<EffectChain> >& effectChains); 325bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // get a copy of mEffectChains vector 326bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent Vector< sp<EffectChain> > getEffectChains_l() const { return mEffectChains; }; 32781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // set audio mode to all effect chains 32881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMode(audio_mode_t mode); 32981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // get effect module with corresponding ID on specified audio session 330d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten sp<AudioFlinger::EffectModule> getEffect(audio_session_t sessionId, int effectId); 331d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten sp<AudioFlinger::EffectModule> getEffect_l(audio_session_t sessionId, int effectId); 33281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // add and effect module. Also creates the effect chain is none exists for 33381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the effects audio session 33481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addEffect_l(const sp< EffectModule>& effect); 33581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // remove and effect module. Also removes the effect chain is this was the last 33681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // effect 33781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeEffect_l(const sp< EffectModule>& effect); 33881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // detach all tracks connected to an auxiliary effect 3390f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual void detachAuxEffect_l(int effectId __unused) {} 3404c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent // returns a combination of: 3414c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent // - EFFECT_SESSION if effects on this audio session exist in one chain 3424c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent // - TRACK_SESSION if tracks on this audio session exist 3434c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent // - FAST_SESSION if fast tracks on this audio session exist 3444c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent virtual uint32_t hasAudioSession_l(audio_session_t sessionId) const = 0; 3454c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent uint32_t hasAudioSession(audio_session_t sessionId) const { 3464c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent Mutex::Autolock _l(mLock); 3474c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent return hasAudioSession_l(sessionId); 3484c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent } 3494c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent 35081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the value returned by default implementation is not important as the 35181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // strategy is only meaningful for PlaybackThread which implements this method 352d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten virtual uint32_t getStrategyForSession_l(audio_session_t sessionId __unused) 353d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten { return 0; } 35481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 35581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend or restore effect according to the type of effect passed. a NULL 35681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // type pointer means suspend all effects in the session 35781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setEffectSuspended(const effect_uuid_t *type, 35881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 359d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId = AUDIO_SESSION_OUTPUT_MIX); 36081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended/restored when an effect is enabled 36181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // or disabled 36281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnEffectEnabled(const sp<EffectModule>& effect, 36381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool enabled, 364d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId = 365d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten AUDIO_SESSION_OUTPUT_MIX); 36681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnEffectEnabled_l(const sp<EffectModule>& effect, 36781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool enabled, 368d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId = 369d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten AUDIO_SESSION_OUTPUT_MIX); 37081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 37181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event) = 0; 37281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const = 0; 37381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 374b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // Return a reference to a per-thread heap which can be used to allocate IMemory 375b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // objects that will be read-only to client processes, read/write to mediaserver, 376b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // and shared by all client processes of the thread. 377b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // The heap is per-thread rather than common across all threads, because 378b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // clients can't be trusted not to modify the offset of the IMemory they receive. 379b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // If a thread does not have such a heap, this method returns 0. 380b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten virtual sp<MemoryDealer> readOnlyHeap() const { return 0; } 38181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 3826181ffd90a436f333c43a7f812391eee2c35005aGlenn Kasten virtual sp<IMemory> pipeMemory() const { return 0; } 3836181ffd90a436f333c43a7f812391eee2c35005aGlenn Kasten 38472e3f39146fce4686bd96f11057c051bea376dfbEric Laurent void systemReady(); 38572e3f39146fce4686bd96f11057c051bea376dfbEric Laurent 3864c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent // checkEffectCompatibility_l() must be called with ThreadBase::mLock held 3874c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent virtual status_t checkEffectCompatibility_l(const effect_descriptor_t *desc, 3884c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent audio_session_t sessionId) = 0; 3894c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent 39081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mutable Mutex mLock; 39181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 39381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // entry describing an effect being suspended in mSuspendedSessions keyed vector 39581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class SuspendedSessionDesc : public RefBase { 39681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 39781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SuspendedSessionDesc() : mRefCount(0) {} 39881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mRefCount; // number of active suspend requests 40081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent effect_uuid_t mType; // effect type UUID 40181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 40281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4039cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent void acquireWakeLock(int uid = -1); 4049cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent virtual void acquireWakeLock_l(int uid = -1); 40581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock(); 40681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock_l(); 4079cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent void updateWakeLockUids_l(const SortedVector<int> &uids); 408462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen void getPowerManager_l(); 40981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setEffectSuspended_l(const effect_uuid_t *type, 41081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 411d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId); 41281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // updated mSuspendedSessions when an effect suspended or restored 41381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void updateSuspendedSessions_l(const effect_uuid_t *type, 41481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 415d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId); 41681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended when an effect chain is added 41781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnAddEffectChain_l(const sp<EffectChain>& chain); 41881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 419014e7fa2e90827d911c37bb0ce4d2e10e14d0bb3Narayan Kamath String16 getWakeLockTag(); 420014e7fa2e90827d911c37bb0ce4d2e10e14d0bb3Narayan Kamath 42181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit() { } 4222ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung virtual void setMasterMono_l(bool mono __unused) { } 4232ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung virtual bool requireMonoBlend() { return false; } 42481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 42581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for mEffectChains 42681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 42781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const type_t mType; 42881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 42981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Used by parameters, config events, addTrack_l, exit 43081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mWaitWorkCV; 43181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 43281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger> mAudioFlinger; 4339b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 434deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // updated by PlaybackThread::readOutputParameters_l() or 435deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // RecordThread::readInputParameters_l() 43681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mSampleRate; 43781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameCount; // output HAL, direct output, record 43881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t mChannelMask; 439f6ed423af92a56ef54bba23eba883b1f21448b54Glenn Kasten uint32_t mChannelCount; 44081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameSize; 44197b7b75b6a31330e213bdb96ccc60916218ad903Glenn Kasten // not HAL frame size, this is for output sink (to pipe to fast mixer) 442463be250de73907965faa6a216c00312bf81e049Andy Hung audio_format_t mFormat; // Source format for Recording and 443463be250de73907965faa6a216c00312bf81e049Andy Hung // Sink format for Playback. 444463be250de73907965faa6a216c00312bf81e049Andy Hung // Sink format may be different than 445463be250de73907965faa6a216c00312bf81e049Andy Hung // HAL format if Fastmixer is used. 446463be250de73907965faa6a216c00312bf81e049Andy Hung audio_format_t mHALFormat; 44770949c47fbae3f836d15f040551d7631be3ed7c2Glenn Kasten size_t mBufferSize; // HAL buffer size for read() or write() 44881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4491035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Vector< sp<ConfigEvent> > mConfigEvents; 45072e3f39146fce4686bd96f11057c051bea376dfbEric Laurent Vector< sp<ConfigEvent> > mPendingConfigEvents; // events awaiting system ready 45181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 45281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // These fields are written and read by thread itself without lock or barrier, 4534944acb7355b3aa25748fd25945a363a69d65444Glenn Kasten // and read by other threads without lock or barrier via standby(), outDevice() 45481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // and inDevice(). 45581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Because of the absence of a lock or barrier, any other thread that reads 45681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // these fields must use the information in isolation, or be prepared to deal 45781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // with possibility that it might be inconsistent with other information. 4584944acb7355b3aa25748fd25945a363a69d65444Glenn Kasten bool mStandby; // Whether thread is currently in standby. 45981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mOutDevice; // output device 46081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mInDevice; // input device 4617c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent audio_devices_t mPrevOutDevice; // previous output device 462e8726fea8a53bf3474aa3c6deaf2f6c1f565e694Eric Laurent audio_devices_t mPrevInDevice; // previous input device 463296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent struct audio_patch mPatch; 464f59497bd3c190e087202043de5450ef06e92b27dGlenn Kasten audio_source_t mAudioSource; 46581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 46681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const audio_io_handle_t mId; 46781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Vector< sp<EffectChain> > mEffectChains; 46881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 469d7dca050c630bddbd73a6623271b34b4290460eeGlenn Kasten static const int kThreadNameLength = 16; // prctl(PR_SET_NAME) limit 470d7dca050c630bddbd73a6623271b34b4290460eeGlenn Kasten char mThreadName[kThreadNameLength]; // guaranteed NUL-terminated 47181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IPowerManager> mPowerManager; 47281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IBinder> mWakeLockToken; 47381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<PMDeathRecipient> mDeathRecipient; 474d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten // list of suspended effects per session and per type. The first (outer) vector is 475d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten // keyed by session ID, the second (inner) by type UUID timeLow field 476d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten KeyedVector< audio_session_t, KeyedVector< int, sp<SuspendedSessionDesc> > > 47781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mSuspendedSessions; 478ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kLogSize = 4 * 1024; 4799e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mNBLogWriter; 48072e3f39146fce4686bd96f11057c051bea376dfbEric Laurent bool mSystemReady; 4819cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent bool mNotifiedBatteryStart; 482818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung ExtendedTimestamp mTimestamp; 48381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 48481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 48581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// --- PlaybackThread --- 4861dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganovclass PlaybackThread : public ThreadBase, public StreamOutHalInterfaceCallback { 48781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 48881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 48981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "PlaybackTracks.h" 49081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 49181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum mixer_state { 49281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_IDLE, // no active tracks 49381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_TRACKS_ENABLED, // at least one active track, but no track has any data ready 494bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_TRACKS_READY, // at least one active track, and at least one track has data 495bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_TRACK, // drain currently playing track 496bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_ALL, // fully drain the hardware 49781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // standby mode does not have an enum value 49881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend by audio policy manager is orthogonal to mixer state 49981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 50081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 501e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent // retry count before removing active track in case of underrun on offloaded thread: 502e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent // we need to make sure that AudioTrack client has enough time to send large buffers 503e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent //FIXME may be more appropriate if expressed in time units. Need to revise how underrun is 504e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent // handled for offloaded tracks 505e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent static const int8_t kMaxTrackRetriesOffload = 20; 506e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent static const int8_t kMaxTrackStartupRetriesOffload = 100; 507e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent static const int8_t kMaxTrackStopRetriesOffload = 2; 508ad7dd9610b6fafa81baf69607f4ac669da88182aEric Laurent // 14 tracks max per client allows for 2 misbehaving application leaving 4 available tracks. 509ad7dd9610b6fafa81baf69607f4ac669da88182aEric Laurent static const uint32_t kMaxTracksPerUid = 14; 510e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent 51181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 512e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent audio_io_handle_t id, audio_devices_t device, type_t type, bool systemReady); 51381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PlaybackThread(); 51481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 51681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 51781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 51881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 51981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 52081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 52181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 52281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 5234c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent virtual status_t checkEffectCompatibility_l(const effect_descriptor_t *desc, 5244c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent audio_session_t sessionId); 5254c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent 52681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 52781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that were lifted up out of threadLoop() 52881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix() = 0; 52981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime() = 0; 530bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 531bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_drain(); 53281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 533bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 53481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 53581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 53681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l reads and writes mActiveTracks, and returns 53781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the pending set of tracks to remove via Vector 'tracksToRemove'. The caller 53881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is responsible for clearing or destroying this Vector later on, when it 53981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is safe to do so. That will drop the final ref count and destroy the tracks. 54081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove) = 0; 541bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void removeTracks_l(const Vector< sp<Track> >& tracksToRemove); 542bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 5431dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov // StreamOutHalInterfaceCallback implementation 5441dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov virtual void onWriteReady(); 5451dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov virtual void onDrainReady(); 5461dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov virtual void onError(); 5471dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov 5483b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetWriteBlocked(uint32_t sequence); 5493b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetDraining(uint32_t sequence); 550bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 551bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 552bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 553bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool shouldStandby_l(); 5544c6a433d74d5ae8b9bc0557207e3ced43bf34a25Haynes Mathew George virtual void onAddNewTrack_l(); 5554527b9ebc6a37b861f5a3bba68bcc63dc8d69adaHaynes Mathew George void onAsyncError(); // error reported by AsyncCallbackThread 55681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 55781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase virtuals 55881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit(); 55981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 560646679779a8f952980a5d4219ad9c6f93efc4b92Eric Laurent virtual bool keepWakeLock() const { return true; } 561646679779a8f952980a5d4219ad9c6f93efc4b92Eric Laurent 56281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 56381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 56481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mOutput == NULL) ? NO_INIT : NO_ERROR; } 56581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 56681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return estimated latency in milliseconds, as reported by HAL 56781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency() const; 56881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same, but lock must already be held 56981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency_l() const; 57081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 57181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterVolume(float value); 57281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute(bool muted); 57381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 57481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setStreamVolume(audio_stream_type_t stream, float value); 57581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setStreamMute(audio_stream_type_t stream, bool muted); 57681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 57781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float streamVolume(audio_stream_type_t stream) const; 57881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 57981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> createTrack_l( 58081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 58181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_stream_type_t streamType, 58281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 58381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 58481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 58574935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t *pFrameCount, 58681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IMemory>& sharedBuffer, 587d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId, 588050677873c10d4da308ac222f8533c96cca3207eEric Laurent audio_output_flags_t *flags, 58981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 5901f12a8ad958344c50733b948628ffa06db9c5bc6Andy Hung uid_t uid, 5919156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 59281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 59381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* getOutput() const; 59481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* clearOutput(); 5951dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov virtual sp<StreamHalInterface> stream() const; 59681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 59781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // a very large number of suspend() will eventually wraparound, but unlikely 59881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void suspend() { (void) android_atomic_inc(&mSuspended); } 59981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void restore() 60081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { 60181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // if restore() is done without suspend(), get back into 60281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // range so that the next suspend() will operate correctly 60381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent if (android_atomic_dec(&mSuspended) <= 0) { 60481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent android_atomic_release_store(0, &mSuspended); 60581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 60681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 60781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool isSuspended() const 60881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { return android_atomic_acquire_load(&mSuspended) > 0; } 60981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 61081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 6117c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent virtual void ioConfigChanged(audio_io_config_event event, pid_t pid = 0); 612377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames); 613010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // FIXME rename mixBuffer() to sinkBuffer() and remove int16_t* dependency. 614010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // Consider also removing and passing an explicit mMainBuffer initialization 615010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // parameter to AF::PlaybackThread::Track::Track(). 616010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung int16_t *mixBuffer() const { 617010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung return reinterpret_cast<int16_t *>(mSinkBuffer); }; 61881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 61981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void detachAuxEffect_l(int effectId); 620e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh status_t attachAuxEffect(const sp<AudioFlinger::PlaybackThread::Track>& track, 62181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 622e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh status_t attachAuxEffect_l(const sp<AudioFlinger::PlaybackThread::Track>& track, 62381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 62481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 62581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 62681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 6274c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent virtual uint32_t hasAudioSession_l(audio_session_t sessionId) const; 628d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten virtual uint32_t getStrategyForSession_l(audio_session_t sessionId); 62981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 63081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 63181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 63281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 633fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten 634fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // called with AudioFlinger lock held 63513084621072ea2e4c34e2a9d79793c621d9bf005Eric Laurent bool invalidateTracks_l(audio_stream_type_t streamType); 63605317d29b27e5fda654bea21b80d4423a03f49b3Haynes Mathew George virtual void invalidateTracks(audio_stream_type_t streamType); 63781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 6389b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mNormalFrameCount; } 6399b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 64083b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent status_t getTimestamp_l(AudioTimestamp& timestamp); 64183b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 64283b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void addPatchTrack(const sp<PatchTrack>& track); 64383b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void deletePatchTrack(const sp<PatchTrack>& track); 64483b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 64583b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent virtual void getAudioPortConfig(struct audio_port_config *config); 646accc147666bfd37fc8b4ef745f18a8c751555ec2Eric Laurent 64781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 648deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // updated by readOutputParameters_l() 6499b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten size_t mNormalFrameCount; // normal mixer and effects 6509b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 65108fb1743f80437c38b4094070d851ea7f6d485e5Andy Hung bool mThreadThrottle; // throttle the thread processing 65240eb1a1f8871909c272e72afaf7d5af84fea2412Andy Hung uint32_t mThreadThrottleTimeMs; // throttle time for MIXER threads 65340eb1a1f8871909c272e72afaf7d5af84fea2412Andy Hung uint32_t mThreadThrottleEndMs; // notify once per throttling 65408fb1743f80437c38b4094070d851ea7f6d485e5Andy Hung uint32_t mHalfBufferMs; // half the buffer size in milliseconds 65508fb1743f80437c38b4094070d851ea7f6d485e5Andy Hung 656010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung void* mSinkBuffer; // frame size aligned sink buffer 65781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 65898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // TODO: 65998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Rearrange the buffer info into a struct/class with 66098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // clear, copy, construction, destruction methods. 66198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 66298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mSinkBuffer also has associated with it: 66398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 66498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mSinkBufferSize: Sink Buffer Size 66598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mFormat: Sink Buffer Format 66698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 66769aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Mixer Buffer (mMixerBuffer*) 66869aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // 66969aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // In the case of floating point or multichannel data, which is not in the 67069aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // sink format, it is required to accumulate in a higher precision or greater channel count 67169aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // buffer before downmixing or data conversion to the sink buffer. 67269aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 67369aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Set to "true" to enable the Mixer Buffer otherwise mixer output goes to sink buffer. 67469aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung bool mMixerBufferEnabled; 67569aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 67669aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Storage, 32 byte aligned (may make this alignment a requirement later). 67769aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Due to constraints on mNormalFrameCount, the buffer size is a multiple of 16 frames. 67869aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung void* mMixerBuffer; 67969aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 68069aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Size of mMixerBuffer in bytes: mNormalFrameCount * #channels * sampsize. 68169aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung size_t mMixerBufferSize; 68269aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 68369aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // The audio format of mMixerBuffer. Set to AUDIO_FORMAT_PCM_(FLOAT|16_BIT) only. 68469aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung audio_format_t mMixerBufferFormat; 68569aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 68669aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // An internal flag set to true by MixerThread::prepareTracks_l() 68769aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // when mMixerBuffer contains valid data after mixing. 68869aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung bool mMixerBufferValid; 68969aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 69098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Effects Buffer (mEffectsBuffer*) 69198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 69298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // In the case of effects data, which is not in the sink format, 69398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // it is required to accumulate in a different buffer before data conversion 69498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // to the sink buffer. 69598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 69698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Set to "true" to enable the Effects Buffer otherwise effects output goes to sink buffer. 69798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung bool mEffectBufferEnabled; 69898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 69998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Storage, 32 byte aligned (may make this alignment a requirement later). 70098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Due to constraints on mNormalFrameCount, the buffer size is a multiple of 16 frames. 70198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung void* mEffectBuffer; 70298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 70398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Size of mEffectsBuffer in bytes: mNormalFrameCount * #channels * sampsize. 70498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung size_t mEffectBufferSize; 70598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 70698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // The audio format of mEffectsBuffer. Set to AUDIO_FORMAT_PCM_16_BIT only. 70798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung audio_format_t mEffectBufferFormat; 70898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 70998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // An internal flag set to true by MixerThread::prepareTracks_l() 71098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // when mEffectsBuffer contains valid data after mixing. 71198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 71298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // When this is set, all mixer data is routed into the effects buffer 71398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // for any processing (including output processing). 71498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung bool mEffectBufferValid; 71598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 71681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend count, > 0 means suspended. While suspended, the thread continues to pull from 71781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // tracks and mix, but doesn't write to HAL. A2DP and SCO HAL implementations can't handle 71881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // concurrent use of both of them, so Audio Policy Service suspends one of the threads to 71981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // workaround that restriction. 72081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 'volatile' means accessed via atomic operations and no lock. 72181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent volatile int32_t mSuspended; 72281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 723818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung int64_t mBytesWritten; 724c54b1ffc92b8ad27608a8af21033d7cab33cb3a0Andy Hung int64_t mFramesWritten; // not reset on standby 725238fa3deff26d7e4d9e81bd0a88c936f16226c4eAndy Hung int64_t mSuspendedFrames; // not reset on standby 72681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 72781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mMasterMute is in both PlaybackThread and in AudioFlinger. When a 72881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // PlaybackThread needs to find out if master-muted, it checks it's local 72981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // copy rather than the one in AudioFlinger. This optimization saves a lock. 73081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mMasterMute; 73181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute_l(bool muted) { mMasterMute = muted; } 73281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 7339cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent SortedVector< wp<Track> > mActiveTracks; // FIXME check if this could be sp<> 7349cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent SortedVector<int> mWakeLockUids; 7359cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent int mActiveTracksGeneration; 7369cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent wp<Track> mLatestActiveTrack; // latest track added to mActiveTracks 73781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 73881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Allocate a track name for a given channel mask. 73981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Returns name >= 0 if successful, -1 on failure. 740ad7dd9610b6fafa81baf69607f4ac669da88182aEric Laurent virtual int getTrackName_l(audio_channel_mask_t channelMask, audio_format_t format, 741ad7dd9610b6fafa81baf69607f4ac669da88182aEric Laurent audio_session_t sessionId, uid_t uid) = 0; 74281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name) = 0; 74381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 74481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Time to sleep between cycles when: 74581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; // mixer state MIXER_TRACKS_ENABLED 74681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const = 0; // mixer state MIXER_IDLE 74781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const = 0; // audio policy manager suspended us 74881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep when mixer state == MIXER_TRACKS_READY; relies on audio HAL stream->write() 74981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep in standby mode; waits on a condition 75081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 75181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that are temporarily lifted up out of threadLoop() until the merge 75281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSilentMode_l(); 75381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 75481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Non-trivial for DUPLICATING only 75581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks() { } 75681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks() { } 75781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 75881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Cache various calculated values, at threadLoop() entry and after a parameter change 75981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 76081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 76181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 76281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 7631c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 7641c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 7651c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle); 7661c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 7676fc2a7c81f62b1e21487ae37e11aae6241bc3eadPhil Burk bool usesHwAvSync() const { return (mType == DIRECT) && (mOutput != NULL) 7686fc2a7c81f62b1e21487ae37e11aae6241bc3eadPhil Burk && mHwSupportsPause 7696fc2a7c81f62b1e21487ae37e11aae6241bc3eadPhil Burk && (mOutput->flags & AUDIO_OUTPUT_FLAG_HW_AV_SYNC); } 7700f7b5f2b231caf87da9b20b74d086e5a9d6f4a9dEric Laurent 771ad7dd9610b6fafa81baf69607f4ac669da88182aEric Laurent uint32_t trackCountForUid_l(uid_t uid); 772ad7dd9610b6fafa81baf69607f4ac669da88182aEric Laurent 77381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 77481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 77581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for numerous 77681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 77781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread& operator = (const PlaybackThread&); 77881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 77981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addTrack_l(const sp<Track>& track); 780bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool destroyTrack_l(const sp<Track>& track); 78181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<Track>& track); 782ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent void broadcast_l(); 78381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 784deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten void readOutputParameters_l(); 78581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 78681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 78781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 78881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 78981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector< sp<Track> > mTracks; 790223fd5c9738e9665e495904d37d4632414b68c1eEric Laurent stream_type_t mStreamTypes[AUDIO_STREAM_CNT]; 79181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut *mOutput; 79281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 79381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mMasterVolume; 79481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t mLastWriteTime; 79581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumWrites; 79681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumDelayedWrites; 79781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mInWrite; 79881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 79981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME rename these former local variables of threadLoop to standard "m" names 800ad9cb8b88e4f8face23f01d8dc89fa769dacb50fEric Laurent nsecs_t mStandbyTimeNs; 80125c2dac12114699e90deb1c579cadebce7b91a97Andy Hung size_t mSinkBufferSize; 80281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 80381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // cached copies of activeSleepTimeUs() and idleSleepTimeUs() made by cacheParameters_l() 804ad9cb8b88e4f8face23f01d8dc89fa769dacb50fEric Laurent uint32_t mActiveSleepTimeUs; 805ad9cb8b88e4f8face23f01d8dc89fa769dacb50fEric Laurent uint32_t mIdleSleepTimeUs; 80681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 807ad9cb8b88e4f8face23f01d8dc89fa769dacb50fEric Laurent uint32_t mSleepTimeUs; 80881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 80981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mixer status returned by prepareTracks_l() 81081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatus; // current cycle 81181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // previous cycle when in prepareTracks_l() 81281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatusIgnoringFastTracks; 81381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME or a separate ready state per track 81481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 81581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME move these declarations into the specific sub-class that needs them 81681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 81781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sleepTimeShift; 81881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 81981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as AudioFlinger::mStandbyTimeInNsecs except for DIRECT which uses a shorter value 820ad9cb8b88e4f8face23f01d8dc89fa769dacb50fEric Laurent nsecs_t mStandbyDelayNs; 82181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 82281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 82381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t maxPeriod; 82481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 82581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // DUPLICATING only 82681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t writeFrames; 82781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 828bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mBytesRemaining; 829bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mCurrentWriteLength; 830bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mUseAsyncWrite; 8313b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mWriteAckSequence contains current write sequence on bits 31-1. The write sequence is 8323b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // incremented each time a write(), a flush() or a standby() occurs. 8333b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is set when a write blocks and indicates a callback is expected. 8343b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is reset by the async callback thread calling resetWriteBlocked(). Out of sequence 8353b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // callbacks are ignored. 8363b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent uint32_t mWriteAckSequence; 8373b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mDrainSequence contains current drain sequence on bits 31-1. The drain sequence is 8383b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // incremented each time a drain is requested or a flush() or standby() occurs. 8393b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is set when the drain() command is called at the HAL and indicates a callback is 8403b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // expected. 8413b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is reset by the async callback thread calling resetDraining(). Out of sequence 8423b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // callbacks are ignored. 8433b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent uint32_t mDrainSequence; 844ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent // A condition that must be evaluated by prepareTrack_l() has changed and we must not wait 845ede6c3b8b1147bc425f7b923882f559a513fe23bEric Laurent // for async write callback in the thread loop before evaluating it 846bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mSignalPending; 847bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent sp<AsyncCallbackThread> mCallbackThread; 848bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 84981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 85081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The HAL output sink is treated as non-blocking, but current implementation is blocking 85181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mOutputSink; 85281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // If a fast mixer is present, the blocking pipe sink, otherwise clear 85381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mPipeSink; 85481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The current sink for the normal mixer to write it's (sub)mix, mOutputSink or mPipeSink 85581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mNormalSink; 85646909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 85781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 85881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mTeeSink; 85981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Source> mTeeSource; 86046909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 86181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mScreenState; // cached copy of gScreenState 862ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kFastMixerLogSize = 4 * 1024; 8639e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mFastMixerNBLogWriter; 8642148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung 8652148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung // Do not call from a sched_fifo thread as it uses a system time call 8662148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung // and obtains a local mutex. 8672148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung class LocalLog { 8682148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung public: 8692148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung void log(const char *fmt, ...) { 8702148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung va_list val; 8712148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung va_start(val, fmt); 8722148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung 8732148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung // format to buffer 8742148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung char buffer[512]; 8752148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung int length = vsnprintf(buffer, sizeof(buffer), fmt, val); 8762148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung if (length >= (signed)sizeof(buffer)) { 8772148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung length = sizeof(buffer) - 1; 8782148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung } 8792148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung 8802148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung // strip out trailing newline 8812148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung while (length > 0 && buffer[length - 1] == '\n') { 8822148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung buffer[--length] = 0; 8832148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung } 8842148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung 8852148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung // store in circular array 8862148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung AutoMutex _l(mLock); 8872148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung mLog.emplace_back( 8882148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung std::make_pair(systemTime(SYSTEM_TIME_REALTIME), std::string(buffer))); 8892148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung if (mLog.size() > kLogSize) { 8902148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung mLog.pop_front(); 8912148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung } 8922148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung 8932148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung va_end(val); 8942148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung } 8952148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung 8962148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung void dump(int fd, const Vector<String16>& args, const char *prefix = "") { 8972148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung if (!AudioFlinger::dumpTryLock(mLock)) return; // a local lock, shouldn't happen 8982148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung if (mLog.size() > 0) { 8992148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung bool dumpAll = false; 9002148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung for (const auto &arg : args) { 9012148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung if (arg == String16("--locallog")) { 9022148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung dumpAll = true; 9032148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung } 9042148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung } 9052148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung 9062148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung dprintf(fd, "Local Log:\n"); 9072148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung auto it = mLog.begin(); 9082148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung if (!dumpAll && mLog.size() > kLogPrint) { 9092148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung it += (mLog.size() - kLogPrint); 9102148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung } 9112148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung for (; it != mLog.end(); ++it) { 9122148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung const int64_t ns = it->first; 9132148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung const int ns_per_sec = 1000000000; 9142148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung const time_t sec = ns / ns_per_sec; 9152148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung struct tm tm; 9162148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung localtime_r(&sec, &tm); 9172148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung 9182148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung dprintf(fd, "%s%02d-%02d %02d:%02d:%02d.%03d %s\n", 9192148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung prefix, 9202148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung tm.tm_mon + 1, // localtime_r uses months in 0 - 11 range 9212148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec, 9222148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung (int)(ns % ns_per_sec / 1000000), 9232148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung it->second.c_str()); 9242148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung } 9252148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung } 9262148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung mLock.unlock(); 9272148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung } 9282148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung 9292148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung private: 9302148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung Mutex mLock; 9312148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung static const size_t kLogSize = 256; // full history 9322148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung static const size_t kLogPrint = 32; // default print history 9332148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung std::deque<std::pair<int64_t, std::string>> mLog; 9342148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung } mLocalLog; 9352148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung 93681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 93781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const = 0; 9380f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex __unused) const 93981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { FastTrackUnderruns dummy; return dummy; } 94081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 94181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 94281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessed by both binder threads and within threadLoop(), lock on mutex needed 94381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent unsigned mFastTrackAvailMask; // bit i set if fast track [i] is available 944d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent bool mHwSupportsPause; 945d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent bool mHwPaused; 946d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent bool mFlushPending; 94781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 94881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 94981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass MixerThread : public PlaybackThread { 95081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 95181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MixerThread(const sp<AudioFlinger>& audioFlinger, 95281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* output, 95381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 95481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t device, 95572e3f39146fce4686bd96f11057c051bea376dfbEric Laurent bool systemReady, 95681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent type_t type = MIXER); 95781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~MixerThread(); 95881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 95981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 96081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 9611035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 9621035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 96381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 96481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 96581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 96681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 967ad7dd9610b6fafa81baf69607f4ac669da88182aEric Laurent virtual int getTrackName_l(audio_channel_mask_t channelMask, audio_format_t format, 968ad7dd9610b6fafa81baf69607f4ac669da88182aEric Laurent audio_session_t sessionId, uid_t uid); 96981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name); 97081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 97181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 97281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 97381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 9749cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent virtual void acquireWakeLock_l(int uid = -1) { 9759cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent PlaybackThread::acquireWakeLock_l(uid); 976818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung if (hasFastMixer()) { 977818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung mFastMixer->setBoottimeOffset( 978818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung mTimestamp.mTimebaseOffset[ExtendedTimestamp::TIMEBASE_BOOTTIME]); 979818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung } 980818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung } 981818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung 98281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 983bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 98481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 98581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 98681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 98781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 98881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 98981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 990054d9d3dea1390294650ac704acb4aa0a0731217Eric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 991054d9d3dea1390294650ac704acb4aa0a0731217Eric Laurent audio_patch_handle_t *handle); 992054d9d3dea1390294650ac704acb4aa0a0731217Eric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle); 993054d9d3dea1390294650ac704acb4aa0a0731217Eric Laurent 99481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioMixer* mAudioMixer; // normal mixer 99581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 99681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // one-time initialization, no locks required 9974d23ca370dd0ce584f49a80ef9dfcdbb75ba2c8eGlenn Kasten sp<FastMixer> mFastMixer; // non-0 if there is also a fast mixer 99881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioWatchdog> mAudioWatchdog; // non-0 if there is an audio watchdog thread 99981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 100081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // contents are not guaranteed to be consistent, no locks required 100181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent FastMixerDumpState mFastMixerDumpState; 100281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#ifdef STATE_QUEUE_DUMP 100381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueObserverDump mStateQueueObserverDump; 100481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueMutatorDump mStateQueueMutatorDump; 100581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#endif 100681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioWatchdogDump mAudioWatchdogDump; 100781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 100881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessible only within the threadLoop(), no locks required 100981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mFastMixer->sq() // for mutating and pushing state 101081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t mFastMixerFutex; // for cold idle 101181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10122ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung std::atomic_bool mMasterMono; 101381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 10144d23ca370dd0ce584f49a80ef9dfcdbb75ba2c8eGlenn Kasten virtual bool hasFastMixer() const { return mFastMixer != 0; } 101581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const { 1016dc2c50bad491d2c0c8a2efc0e24491076701c63cGlenn Kasten ALOG_ASSERT(fastIndex < FastMixerState::sMaxFastTracks); 101781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent return mFastMixerDumpState.mTracks[fastIndex].mUnderruns; 101881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 101983b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 10202ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hungprotected: 10212ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung virtual void setMasterMono_l(bool mono) { 10222ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung mMasterMono.store(mono); 10232ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung if (mFastMixer != nullptr) { /* hasFastMixer() */ 10242ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung mFastMixer->setMasterMono(mMasterMono); 10252ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung } 10262ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung } 10272ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung // the FastMixer performs mono blend if it exists. 102803c48d5afcb3dfc1e43df93e1f3b3b3e9292e148Glenn Kasten // Blending with limiter is not idempotent, 102903c48d5afcb3dfc1e43df93e1f3b3b3e9292e148Glenn Kasten // and blending without limiter is idempotent but inefficient to do twice. 10302ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung virtual bool requireMonoBlend() { return mMasterMono.load() && !hasFastMixer(); } 103181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 103281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 103381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DirectOutputThread : public PlaybackThread { 103481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 103581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 103681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 1037e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent audio_io_handle_t id, audio_devices_t device, bool systemReady); 103881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DirectOutputThread(); 103981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 104081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 104181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10421035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 10431035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 1044e659ef420dae0caae84ab78f9df8952acb9ad3a0Eric Laurent virtual void flushHw_l(); 104581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 104681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 1047ad7dd9610b6fafa81baf69607f4ac669da88182aEric Laurent virtual int getTrackName_l(audio_channel_mask_t channelMask, audio_format_t format, 1048ad7dd9610b6fafa81baf69607f4ac669da88182aEric Laurent audio_session_t sessionId, uid_t uid); 104981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void deleteTrackName_l(int name); 105081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 105181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 105281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 105381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 105481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 105581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 105681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 105781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 105881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 1059d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent virtual void threadLoop_exit(); 1060d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent virtual bool shouldStandby_l(); 106181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 106243b4dcc660e6da96285e4672ae371070ab845401Phil Burk virtual void onAddNewTrack_l(); 106343b4dcc660e6da96285e4672ae371070ab845401Phil Burk 106481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // volumes last sent to audio HAL with stream->set_volume() 106581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mLeftVolFloat; 106681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mRightVolFloat; 106781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1068bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 106972e3f39146fce4686bd96f11057c051bea376dfbEric Laurent audio_io_handle_t id, uint32_t device, ThreadBase::type_t type, 1070e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent bool systemReady); 10715850c4c8eecbe0db3cee8511a4f82cb443e27d08Eric Laurent void processVolume_l(Track *track, bool lastTrack); 1072bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 107381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l() tells threadLoop_mix() the name of the single active track 107481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> mActiveTrack; 107543b4dcc660e6da96285e4672ae371070ab845401Phil Burk 107643b4dcc660e6da96285e4672ae371070ab845401Phil Burk wp<Track> mPreviousTrack; // used to detect track switch 107743b4dcc660e6da96285e4672ae371070ab845401Phil Burk 107881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 107981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 108081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 108181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1082bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass OffloadThread : public DirectOutputThread { 1083bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 1084bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1085bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent OffloadThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 1086e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent audio_io_handle_t id, uint32_t device, bool systemReady); 10876a51d7ed7062536ccc892c8850a34ed55cbc8d5cEric Laurent virtual ~OffloadThread() {}; 1088e659ef420dae0caae84ab78f9df8952acb9ad3a0Eric Laurent virtual void flushHw_l(); 1089bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1090bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprotected: 1091bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // threadLoop snippets 1092bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 1093bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 1094bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1095bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 1096bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 109705317d29b27e5fda654bea21b80d4423a03f49b3Haynes Mathew George virtual void invalidateTracks(audio_stream_type_t streamType); 1098bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1099de0613d0ad8b8fb9d19a27185ae4d307a5b7fb9dEric Laurent virtual bool keepWakeLock() const { return (mKeepWakeLock || (mDrainSequence & 1)); } 1100646679779a8f952980a5d4219ad9c6f93efc4b92Eric Laurent 1101bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 1102bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedWriteLength; // length in bytes of write interrupted by pause 1103bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedBytesRemaining; // bytes still waiting in mixbuffer after resume 1104646679779a8f952980a5d4219ad9c6f93efc4b92Eric Laurent bool mKeepWakeLock; // keep wake lock while waiting for write callback 1105f804475807407442d5596ab7378ed07d50664063Andy Hung uint64_t mOffloadUnderrunPosition; // Current frame position for offloaded playback 1106f804475807407442d5596ab7378ed07d50664063Andy Hung // used and valid only during underrun. ~0 if 1107f804475807407442d5596ab7378ed07d50664063Andy Hung // no underrun has occurred during playback and 1108f804475807407442d5596ab7378ed07d50664063Andy Hung // is not reset on standby. 1109bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 1110bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1111bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass AsyncCallbackThread : public Thread { 1112bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 1113bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1114e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit AsyncCallbackThread(const wp<PlaybackThread>& playbackThread); 1115bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1116bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ~AsyncCallbackThread(); 1117bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1118bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // Thread virtuals 1119bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool threadLoop(); 1120bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1121bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // RefBase 1122bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void onFirstRef(); 1123bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1124bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void exit(); 11253b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void setWriteBlocked(uint32_t sequence); 11263b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetWriteBlocked(); 11273b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void setDraining(uint32_t sequence); 11283b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetDraining(); 11294527b9ebc6a37b861f5a3bba68bcc63dc8d69adaHaynes Mathew George void setAsyncError(); 1130bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1131bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 11324de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent const wp<PlaybackThread> mPlaybackThread; 11333b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mWriteAckSequence corresponds to the last write sequence passed by the offload thread via 11343b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // setWriteBlocked(). The sequence is shifted one bit to the left and the lsb is used 11353b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // to indicate that the callback has been received via resetWriteBlocked() 11364de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent uint32_t mWriteAckSequence; 11373b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mDrainSequence corresponds to the last drain sequence passed by the offload thread via 11383b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // setDraining(). The sequence is shifted one bit to the left and the lsb is used 11393b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // to indicate that the callback has been received via resetDraining() 11404de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent uint32_t mDrainSequence; 11414de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent Condition mWaitWorkCV; 11424de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent Mutex mLock; 11434527b9ebc6a37b861f5a3bba68bcc63dc8d69adaHaynes Mathew George bool mAsyncError; 1144bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 1145bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 114681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DuplicatingThread : public MixerThread { 114781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 114881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DuplicatingThread(const sp<AudioFlinger>& audioFlinger, MixerThread* mainThread, 114972e3f39146fce4686bd96f11057c051bea376dfbEric Laurent audio_io_handle_t id, bool systemReady); 115081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DuplicatingThread(); 115181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 115281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 115381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void addOutputTrack(MixerThread* thread); 115481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeOutputTrack(MixerThread* thread); 115581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t waitTimeMs() const { return mWaitTimeMs; } 115681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 115781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 115881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 115981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 116081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool outputsReady(const SortedVector< sp<OutputTrack> > &outputTracks); 116181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 116281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 116381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 116481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 1165bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 116681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 116781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 116881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 116981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 117081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // called from threadLoop, addOutputTrack, removeOutputTrack 117181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void updateWaitTime_l(); 117281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 117381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks(); 117481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks(); 117581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 117681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 117781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mWaitTimeMs; 117881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > outputTracks; 117981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > mOutputTracks; 118081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 118181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 118281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 118381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 118481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 118581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// record thread 11866dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kastenclass RecordThread : public ThreadBase 118781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent{ 118881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 118981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11906dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten class RecordTrack; 119173c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung 119273c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung /* The ResamplerBufferProvider is used to retrieve recorded input data from the 119373c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * RecordThread. It maintains local state on the relative position of the read 119473c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * position of the RecordTrack compared with the RecordThread. 119573c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung */ 11966dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten class ResamplerBufferProvider : public AudioBufferProvider 11976dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten { 11986dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten public: 1199e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit ResamplerBufferProvider(RecordTrack* recordTrack) : 120073c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung mRecordTrack(recordTrack), 120173c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung mRsmpInUnrel(0), mRsmpInFront(0) { } 12026dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual ~ResamplerBufferProvider() { } 120373c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung 120473c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung // called to set the ResamplerBufferProvider to head of the RecordThread data buffer, 120573c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung // skipping any previous data read from the hal. 120673c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung virtual void reset(); 120773c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung 120873c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung /* Synchronizes RecordTrack position with the RecordThread. 120973c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * Calculates available frames and handle overruns if the RecordThread 121073c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * has advanced faster than the ResamplerBufferProvider has retrieved data. 121173c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * TODO: why not do this for every getNextBuffer? 121273c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * 121373c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * Parameters 121473c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * framesAvailable: pointer to optional output size_t to store record track 121573c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * frames available. 121673c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * hasOverrun: pointer to optional boolean, returns true if track has overrun. 121773c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung */ 121873c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung 121973c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung virtual void sync(size_t *framesAvailable = NULL, bool *hasOverrun = NULL); 122073c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung 12216dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // AudioBufferProvider interface 1222d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer); 12236dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer); 12246dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten private: 12256dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten RecordTrack * const mRecordTrack; 122673c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung size_t mRsmpInUnrel; // unreleased frames remaining from 122773c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung // most recent getNextBuffer 122873c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung // for debug only 122973c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung int32_t mRsmpInFront; // next available frame 123073c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung // rolling counter that is never cleared 12316dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten }; 12326dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten 123397a893eb34f8687485c88eaf15917974a203f20bAndy Hung /* The RecordBufferConverter is used for format, channel, and sample rate 123497a893eb34f8687485c88eaf15917974a203f20bAndy Hung * conversion for a RecordTrack. 123597a893eb34f8687485c88eaf15917974a203f20bAndy Hung * 123697a893eb34f8687485c88eaf15917974a203f20bAndy Hung * TODO: Self contained, so move to a separate file later. 123797a893eb34f8687485c88eaf15917974a203f20bAndy Hung * 123897a893eb34f8687485c88eaf15917974a203f20bAndy Hung * RecordBufferConverter uses the convert() method rather than exposing a 123997a893eb34f8687485c88eaf15917974a203f20bAndy Hung * buffer provider interface; this is to save a memory copy. 124097a893eb34f8687485c88eaf15917974a203f20bAndy Hung */ 124197a893eb34f8687485c88eaf15917974a203f20bAndy Hung class RecordBufferConverter 124297a893eb34f8687485c88eaf15917974a203f20bAndy Hung { 124397a893eb34f8687485c88eaf15917974a203f20bAndy Hung public: 124497a893eb34f8687485c88eaf15917974a203f20bAndy Hung RecordBufferConverter( 124597a893eb34f8687485c88eaf15917974a203f20bAndy Hung audio_channel_mask_t srcChannelMask, audio_format_t srcFormat, 124697a893eb34f8687485c88eaf15917974a203f20bAndy Hung uint32_t srcSampleRate, 124797a893eb34f8687485c88eaf15917974a203f20bAndy Hung audio_channel_mask_t dstChannelMask, audio_format_t dstFormat, 124897a893eb34f8687485c88eaf15917974a203f20bAndy Hung uint32_t dstSampleRate); 124997a893eb34f8687485c88eaf15917974a203f20bAndy Hung 125097a893eb34f8687485c88eaf15917974a203f20bAndy Hung ~RecordBufferConverter(); 125197a893eb34f8687485c88eaf15917974a203f20bAndy Hung 125297a893eb34f8687485c88eaf15917974a203f20bAndy Hung /* Converts input data from an AudioBufferProvider by format, channelMask, 125397a893eb34f8687485c88eaf15917974a203f20bAndy Hung * and sampleRate to a destination buffer. 125497a893eb34f8687485c88eaf15917974a203f20bAndy Hung * 125597a893eb34f8687485c88eaf15917974a203f20bAndy Hung * Parameters 125697a893eb34f8687485c88eaf15917974a203f20bAndy Hung * dst: buffer to place the converted data. 125797a893eb34f8687485c88eaf15917974a203f20bAndy Hung * provider: buffer provider to obtain source data. 125897a893eb34f8687485c88eaf15917974a203f20bAndy Hung * frames: number of frames to convert 125997a893eb34f8687485c88eaf15917974a203f20bAndy Hung * 126097a893eb34f8687485c88eaf15917974a203f20bAndy Hung * Returns the number of frames converted. 126197a893eb34f8687485c88eaf15917974a203f20bAndy Hung */ 126297a893eb34f8687485c88eaf15917974a203f20bAndy Hung size_t convert(void *dst, AudioBufferProvider *provider, size_t frames); 126397a893eb34f8687485c88eaf15917974a203f20bAndy Hung 126497a893eb34f8687485c88eaf15917974a203f20bAndy Hung // returns NO_ERROR if constructor was successful 126597a893eb34f8687485c88eaf15917974a203f20bAndy Hung status_t initCheck() const { 126697a893eb34f8687485c88eaf15917974a203f20bAndy Hung // mSrcChannelMask set on successful updateParameters 126797a893eb34f8687485c88eaf15917974a203f20bAndy Hung return mSrcChannelMask != AUDIO_CHANNEL_INVALID ? NO_ERROR : NO_INIT; 126897a893eb34f8687485c88eaf15917974a203f20bAndy Hung } 126997a893eb34f8687485c88eaf15917974a203f20bAndy Hung 127097a893eb34f8687485c88eaf15917974a203f20bAndy Hung // allows dynamic reconfigure of all parameters 127197a893eb34f8687485c88eaf15917974a203f20bAndy Hung status_t updateParameters( 127297a893eb34f8687485c88eaf15917974a203f20bAndy Hung audio_channel_mask_t srcChannelMask, audio_format_t srcFormat, 127397a893eb34f8687485c88eaf15917974a203f20bAndy Hung uint32_t srcSampleRate, 127497a893eb34f8687485c88eaf15917974a203f20bAndy Hung audio_channel_mask_t dstChannelMask, audio_format_t dstFormat, 127597a893eb34f8687485c88eaf15917974a203f20bAndy Hung uint32_t dstSampleRate); 127697a893eb34f8687485c88eaf15917974a203f20bAndy Hung 127797a893eb34f8687485c88eaf15917974a203f20bAndy Hung // called to reset resampler buffers on record track discontinuity 127897a893eb34f8687485c88eaf15917974a203f20bAndy Hung void reset() { 127997a893eb34f8687485c88eaf15917974a203f20bAndy Hung if (mResampler != NULL) { 128097a893eb34f8687485c88eaf15917974a203f20bAndy Hung mResampler->reset(); 128197a893eb34f8687485c88eaf15917974a203f20bAndy Hung } 128297a893eb34f8687485c88eaf15917974a203f20bAndy Hung } 128397a893eb34f8687485c88eaf15917974a203f20bAndy Hung 128497a893eb34f8687485c88eaf15917974a203f20bAndy Hung private: 1285d330ee46022f34da76d14d0c4d2910526ecc2321Andy Hung // format conversion when not using resampler 1286d330ee46022f34da76d14d0c4d2910526ecc2321Andy Hung void convertNoResampler(void *dst, const void *src, size_t frames); 1287d330ee46022f34da76d14d0c4d2910526ecc2321Andy Hung 1288d330ee46022f34da76d14d0c4d2910526ecc2321Andy Hung // format conversion when using resampler; modifies src in-place 1289d330ee46022f34da76d14d0c4d2910526ecc2321Andy Hung void convertResampler(void *dst, /*not-a-const*/ void *src, size_t frames); 129097a893eb34f8687485c88eaf15917974a203f20bAndy Hung 129197a893eb34f8687485c88eaf15917974a203f20bAndy Hung // user provided information 129297a893eb34f8687485c88eaf15917974a203f20bAndy Hung audio_channel_mask_t mSrcChannelMask; 129397a893eb34f8687485c88eaf15917974a203f20bAndy Hung audio_format_t mSrcFormat; 129497a893eb34f8687485c88eaf15917974a203f20bAndy Hung uint32_t mSrcSampleRate; 129597a893eb34f8687485c88eaf15917974a203f20bAndy Hung audio_channel_mask_t mDstChannelMask; 129697a893eb34f8687485c88eaf15917974a203f20bAndy Hung audio_format_t mDstFormat; 129797a893eb34f8687485c88eaf15917974a203f20bAndy Hung uint32_t mDstSampleRate; 129897a893eb34f8687485c88eaf15917974a203f20bAndy Hung 129997a893eb34f8687485c88eaf15917974a203f20bAndy Hung // derived information 130097a893eb34f8687485c88eaf15917974a203f20bAndy Hung uint32_t mSrcChannelCount; 130197a893eb34f8687485c88eaf15917974a203f20bAndy Hung uint32_t mDstChannelCount; 130297a893eb34f8687485c88eaf15917974a203f20bAndy Hung size_t mDstFrameSize; 130397a893eb34f8687485c88eaf15917974a203f20bAndy Hung 130497a893eb34f8687485c88eaf15917974a203f20bAndy Hung // format conversion buffer 130597a893eb34f8687485c88eaf15917974a203f20bAndy Hung void *mBuf; 130697a893eb34f8687485c88eaf15917974a203f20bAndy Hung size_t mBufFrames; 130797a893eb34f8687485c88eaf15917974a203f20bAndy Hung size_t mBufFrameSize; 130897a893eb34f8687485c88eaf15917974a203f20bAndy Hung 130997a893eb34f8687485c88eaf15917974a203f20bAndy Hung // resampler info 131097a893eb34f8687485c88eaf15917974a203f20bAndy Hung AudioResampler *mResampler; 1311d330ee46022f34da76d14d0c4d2910526ecc2321Andy Hung 1312d330ee46022f34da76d14d0c4d2910526ecc2321Andy Hung bool mIsLegacyDownmix; // legacy stereo to mono conversion needed 1313d330ee46022f34da76d14d0c4d2910526ecc2321Andy Hung bool mIsLegacyUpmix; // legacy mono to stereo conversion needed 1314d330ee46022f34da76d14d0c4d2910526ecc2321Andy Hung bool mRequiresFloat; // data processing requires float (e.g. resampler) 1315d330ee46022f34da76d14d0c4d2910526ecc2321Andy Hung PassthruBufferProvider *mInputConverterProvider; // converts input to float 1316d330ee46022f34da76d14d0c4d2910526ecc2321Andy Hung int8_t mIdxAry[sizeof(uint32_t) * 8]; // used for channel mask conversion 131797a893eb34f8687485c88eaf15917974a203f20bAndy Hung }; 131897a893eb34f8687485c88eaf15917974a203f20bAndy Hung 131981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "RecordTracks.h" 132081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 132181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent RecordThread(const sp<AudioFlinger>& audioFlinger, 132281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *input, 132381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 1324d3922f72601d82c6fc067a98916fda0bd1291c5fEric Laurent audio_devices_t outDevice, 132572e3f39146fce4686bd96f11057c051bea376dfbEric Laurent audio_devices_t inDevice, 132672e3f39146fce4686bd96f11057c051bea376dfbEric Laurent bool systemReady 132746909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 132846909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten , const sp<NBAIO_Sink>& teeSink 132946909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 133046909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten ); 133181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~RecordThread(); 133281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 133381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // no addTrack_l ? 133481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void destroyTrack_l(const sp<RecordTrack>& track); 133581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<RecordTrack>& track); 133681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 133781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpInternals(int fd, const Vector<String16>& args); 133881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 133981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 134081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 134181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 134281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 134381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 134481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 134581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 134681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mInput == NULL) ? NO_INIT : NO_ERROR; } 1347e198c360d5e75a9b2097844c495c10902e7e8500Glenn Kasten 1348b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten virtual sp<MemoryDealer> readOnlyHeap() const { return mReadOnlyHeap; } 1349b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten 13506dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten virtual sp<IMemory> pipeMemory() const { return mPipeMemory; } 13516dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 135281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::RecordThread::RecordTrack> createRecordTrack_l( 135381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 135481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate, 135581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 135681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 135774935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t *pFrameCount, 1358d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId, 13597df8c0b799d8f52d6386e03313286dbd7d5cdc7cGlenn Kasten size_t *notificationFrames, 13601f12a8ad958344c50733b948628ffa06db9c5bc6Andy Hung uid_t uid, 1361050677873c10d4da308ac222f8533c96cca3207eEric Laurent audio_input_flags_t *flags, 136281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 13639156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 136481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 136581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t start(RecordTrack* recordTrack, 136681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioSystem::sync_event_t event, 1367d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t triggerSession); 136881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 136981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ask the thread to stop the specified track, and 137081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return true if the caller should then do it's part of the stopping process 1371a8356f663014e7d4c27869629af83d8bb3441e19Glenn Kasten bool stop(RecordTrack* recordTrack); 137281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 137381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 137481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn* clearInput(); 13751dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov virtual sp<StreamHalInterface> stream() const; 137681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 137781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 13781035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 13791035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 13801035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void cacheParameters_l() {} 138181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 13827c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent virtual void ioConfigChanged(audio_io_config_event event, pid_t pid = 0); 13831c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 13841c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 13851c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle); 138683b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 138783b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void addPatchRecord(const sp<PatchRecord>& record); 138883b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void deletePatchRecord(const sp<PatchRecord>& record); 138983b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 1390deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten void readInputParameters_l(); 13915f972c031d4061f4f037c9fda1ea4bd9b6a756cdGlenn Kasten virtual uint32_t getInputFramesLost(); 139281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 139381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 139481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 13954c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent virtual uint32_t hasAudioSession_l(audio_session_t sessionId) const; 139681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 139781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Return the set of unique session IDs across all tracks. 139881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The keys are the session IDs, and the associated values are meaningless. 139981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME replace by Set [and implement Bag/Multiset for other uses]. 1400d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten KeyedVector<audio_session_t, bool> sessionIds() const; 140181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 140281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 140381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 140481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 140581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static void syncStartEventCallback(const wp<SyncEvent>& event); 140681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 14079b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mFrameCount; } 14086dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten bool hasFastCapture() const { return mFastCapture != 0; } 140983b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent virtual void getAudioPortConfig(struct audio_port_config *config); 14109b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 14114c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent virtual status_t checkEffectCompatibility_l(const effect_descriptor_t *desc, 14124c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent audio_session_t sessionId); 14134c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent 141481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 141581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Enter standby if not already in standby, and set mStandby flag 141693e471f620454f7de73d190521568b1e25879767Glenn Kasten void standbyIfNotAlreadyInStandby(); 141781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 141881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Call the HAL standby method unconditionally, and don't change mStandby flag 1419e198c360d5e75a9b2097844c495c10902e7e8500Glenn Kasten void inputStandBy(); 142081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 142181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *mInput; 142281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<RecordTrack> > mTracks; 14232b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten // mActiveTracks has dual roles: it indicates the current active track(s), and 142481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is used together with mStartStopCond to indicate start()/stop() progress 14259cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent SortedVector< sp<RecordTrack> > mActiveTracks; 14269cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent // generation counter for mActiveTracks 14279cab746b116b8aed38ca6b97bfea35103535e522Eric Laurent int mActiveTracksGen; 142881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mStartStopCond; 14299b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 14308594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten // resampler converts input at HAL Hz to output at AudioRecord client Hz 14311b291841a58ce6b2b291232dfdd56134b2185c48Glenn Kasten void *mRsmpInBuffer; // size = mRsmpInFramesOA 14328594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten size_t mRsmpInFrames; // size of resampler input in frames 14338594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten size_t mRsmpInFramesP2;// size rounded up to a power-of-2 14341b291841a58ce6b2b291232dfdd56134b2185c48Glenn Kasten size_t mRsmpInFramesOA;// mRsmpInFramesP2 + over-allocation 14356dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten 14366dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // rolling index that is never cleared 14378594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten int32_t mRsmpInRear; // last filled frame + 1 14388594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten 143981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 144081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<NBAIO_Sink> mTeeSink; 1441b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten 1442b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten const sp<MemoryDealer> mReadOnlyHeap; 14436dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 14446dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // one-time initialization, no locks required 1445b187de1ada34a9023c05d020a4592686ba761278Glenn Kasten sp<FastCapture> mFastCapture; // non-0 if there is also 1446b187de1ada34a9023c05d020a4592686ba761278Glenn Kasten // a fast capture 144772e3f39146fce4686bd96f11057c051bea376dfbEric Laurent 14486dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // FIXME audio watchdog thread 14496dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 14506dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // contents are not guaranteed to be consistent, no locks required 14516dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten FastCaptureDumpState mFastCaptureDumpState; 14526dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten#ifdef STATE_QUEUE_DUMP 14536dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // FIXME StateQueue observer and mutator dump fields 14546dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten#endif 14556dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // FIXME audio watchdog dump 14566dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 14576dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // accessible only within the threadLoop(), no locks required 14586dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // mFastCapture->sq() // for mutating and pushing state 14596dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten int32_t mFastCaptureFutex; // for cold idle 14606dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 14616dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // The HAL input source is treated as non-blocking, 14626dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // but current implementation is blocking 14636dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Source> mInputSource; 14646dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // The source for the normal capture thread to read from: mInputSource or mPipeSource 14656dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Source> mNormalSource; 14666dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // If a fast capture is present, the non-blocking pipe sink written to by fast capture, 14676dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // otherwise clear 14686dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Sink> mPipeSink; 14696dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // If a fast capture is present, the non-blocking pipe source read by normal thread, 14706dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // otherwise clear 14716dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Source> mPipeSource; 14726dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // Depth of pipe from fast capture to normal thread and fast clients, always power of 2 14736dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten size_t mPipeFramesP2; 14746dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // If a fast capture is present, the Pipe as IMemory, otherwise clear 14756dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<IMemory> mPipeMemory; 14766dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 14776dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten static const size_t kFastCaptureLogSize = 4 * 1024; 14786dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBLog::Writer> mFastCaptureNBLogWriter; 14796dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 14806dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten bool mFastTrackAvail; // true if fast track available 148181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 1482