Threads.h revision 069c2719e753732d5af9ba51e5fcc34342b0c9f2
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 326acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent OFFLOAD, // Thread class is OffloadThread 336acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent MMAP // control thread for MMAP stream 341bfe09a0b1755a79abd32b41c0dd433b88fc260cGlenn Kasten // If you add any values here, also update ThreadBase::threadTypeToString() 3581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 3681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 3797b7b75b6a31330e213bdb96ccc60916218ad903Glenn Kasten static const char *threadTypeToString(type_t type); 3897b7b75b6a31330e213bdb96ccc60916218ad903Glenn Kasten 3981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent ThreadBase(const sp<AudioFlinger>& audioFlinger, audio_io_handle_t id, 4072e3f39146fce4686bd96f11057c051bea376dfbEric Laurent audio_devices_t outDevice, audio_devices_t inDevice, type_t type, 4172e3f39146fce4686bd96f11057c051bea376dfbEric Laurent bool systemReady); 4281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~ThreadBase(); 4381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 44cf04c2cb8e031acc03c1c91cb1ccab15098c89b6Glenn Kasten virtual status_t readyToRun(); 45cf04c2cb8e031acc03c1c91cb1ccab15098c89b6Glenn Kasten 4681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpBase(int fd, const Vector<String16>& args); 4781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpEffectChains(int fd, const Vector<String16>& args); 4881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void clearPowerManager(); 5081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 5181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // base for record and playback 5281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum { 5381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent CFG_EVENT_IO, 541035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent CFG_EVENT_PRIO, 551035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent CFG_EVENT_SET_PARAMETER, 561c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent CFG_EVENT_CREATE_AUDIO_PATCH, 571c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent CFG_EVENT_RELEASE_AUDIO_PATCH, 5881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 5981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 601035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class ConfigEventData: public RefBase { 611035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 621035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~ConfigEventData() {} 631035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 641035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void dump(char *buffer, size_t size) = 0; 651035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent protected: 661035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEventData() {} 671035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 681035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 691035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Config event sequence by client if status needed (e.g binder thread calling setParameters()): 701035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 1. create SetParameterConfigEvent. This sets mWaitStatus in config event 711035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 2. Lock mLock 721035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 3. Call sendConfigEvent_l(): Append to mConfigEvents and mWaitWorkCV.signal 731035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 4. sendConfigEvent_l() reads status from event->mStatus; 741035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 5. sendConfigEvent_l() returns status 751035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 6. Unlock 761035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 771035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Parameter sequence by server: threadLoop calling processConfigEvents_l(): 781035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 1. Lock mLock 791035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 2. If there is an entry in mConfigEvents proceed ... 801035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 3. Read first entry in mConfigEvents 811035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 4. Remove first entry from mConfigEvents 821035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 5. Process 831035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 6. Set event->mStatus 841035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 7. event->mCond.signal 851035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // 8. Unlock 861035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 871035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class ConfigEvent: public RefBase { 8881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 8981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~ConfigEvent() {} 9081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 911035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent void dump(char *buffer, size_t size) { mData->dump(buffer, size); } 9281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 931035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent const int mType; // event type e.g. CFG_EVENT_IO 941035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Mutex mLock; // mutex associated with mCond 951035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Condition mCond; // condition for status return 961035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t mStatus; // status communicated to sender 971035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent bool mWaitStatus; // true if sender is waiting for status 9872e3f39146fce4686bd96f11057c051bea376dfbEric Laurent bool mRequiresSystemReady; // true if must wait for system ready to enter event queue 991035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent sp<ConfigEventData> mData; // event specific parameter data 10081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1011035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent protected: 102e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit ConfigEvent(int type, bool requiresSystemReady = false) : 10372e3f39146fce4686bd96f11057c051bea376dfbEric Laurent mType(type), mStatus(NO_ERROR), mWaitStatus(false), 10472e3f39146fce4686bd96f11057c051bea376dfbEric Laurent mRequiresSystemReady(requiresSystemReady), mData(NULL) {} 10581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 10681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1071035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class IoConfigEventData : public ConfigEventData { 10881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 1097c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent IoConfigEventData(audio_io_config_event event, pid_t pid) : 1107c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent mEvent(event), mPid(pid) {} 11181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dump(char *buffer, size_t size) { 11373e26b661af50be2c0a4ff6c9ac85f7347a8b235Eric Laurent snprintf(buffer, size, "IO event: event %d\n", mEvent); 11481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 11581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11673e26b661af50be2c0a4ff6c9ac85f7347a8b235Eric Laurent const audio_io_config_event mEvent; 1177c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent const pid_t mPid; 11881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 11981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1201035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class IoConfigEvent : public ConfigEvent { 12181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 1227c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent IoConfigEvent(audio_io_config_event event, pid_t pid) : 1231035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEvent(CFG_EVENT_IO) { 1247c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent mData = new IoConfigEventData(event, pid); 1251035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1261035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~IoConfigEvent() {} 1271035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 12881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1291035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class PrioConfigEventData : public ConfigEventData { 1301035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 13183f042776b131b149f803fff6ab184ae2c4d98cdMikhail Naganov PrioConfigEventData(pid_t pid, pid_t tid, int32_t prio, bool forApp) : 13283f042776b131b149f803fff6ab184ae2c4d98cdMikhail Naganov mPid(pid), mTid(tid), mPrio(prio), mForApp(forApp) {} 13381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 13481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dump(char *buffer, size_t size) { 13583f042776b131b149f803fff6ab184ae2c4d98cdMikhail Naganov snprintf(buffer, size, "Prio event: pid %d, tid %d, prio %d, for app? %d\n", 13683f042776b131b149f803fff6ab184ae2c4d98cdMikhail Naganov mPid, mTid, mPrio, mForApp); 13781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 13881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 13981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const pid_t mPid; 14081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const pid_t mTid; 14181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const int32_t mPrio; 14283f042776b131b149f803fff6ab184ae2c4d98cdMikhail Naganov const bool mForApp; 14381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 14481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1451035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class PrioConfigEvent : public ConfigEvent { 1461035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 14783f042776b131b149f803fff6ab184ae2c4d98cdMikhail Naganov PrioConfigEvent(pid_t pid, pid_t tid, int32_t prio, bool forApp) : 14872e3f39146fce4686bd96f11057c051bea376dfbEric Laurent ConfigEvent(CFG_EVENT_PRIO, true) { 14983f042776b131b149f803fff6ab184ae2c4d98cdMikhail Naganov mData = new PrioConfigEventData(pid, tid, prio, forApp); 1501035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1511035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~PrioConfigEvent() {} 1521035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 1531035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1541035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class SetParameterConfigEventData : public ConfigEventData { 1551035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 156e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit SetParameterConfigEventData(String8 keyValuePairs) : 1571035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mKeyValuePairs(keyValuePairs) {} 1581035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1591035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void dump(char *buffer, size_t size) { 1601035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent snprintf(buffer, size, "KeyValue: %s\n", mKeyValuePairs.string()); 1611035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1621035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1631035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent const String8 mKeyValuePairs; 1641035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 1651035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1661035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent class SetParameterConfigEvent : public ConfigEvent { 1671035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent public: 168e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit SetParameterConfigEvent(String8 keyValuePairs) : 1691035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent ConfigEvent(CFG_EVENT_SET_PARAMETER) { 1701035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mData = new SetParameterConfigEventData(keyValuePairs); 1711035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent mWaitStatus = true; 1721035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent } 1731035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual ~SetParameterConfigEvent() {} 1741035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent }; 1751035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent 1761c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent class CreateAudioPatchConfigEventData : public ConfigEventData { 1771c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent public: 1781c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent CreateAudioPatchConfigEventData(const struct audio_patch patch, 1791c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t handle) : 1801c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mPatch(patch), mHandle(handle) {} 1811c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 1821c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual void dump(char *buffer, size_t size) { 1831c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent snprintf(buffer, size, "Patch handle: %u\n", mHandle); 1841c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent } 1851c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 1861c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent const struct audio_patch mPatch; 1871c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t mHandle; 1881c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent }; 1891c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 1901c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent class CreateAudioPatchConfigEvent : public ConfigEvent { 1911c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent public: 1921c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent CreateAudioPatchConfigEvent(const struct audio_patch patch, 1931c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t handle) : 1941c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent ConfigEvent(CFG_EVENT_CREATE_AUDIO_PATCH) { 1951c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mData = new CreateAudioPatchConfigEventData(patch, handle); 1961c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mWaitStatus = true; 1971c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent } 1981c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual ~CreateAudioPatchConfigEvent() {} 1991c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent }; 2001c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 2011c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent class ReleaseAudioPatchConfigEventData : public ConfigEventData { 2021c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent public: 203e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit ReleaseAudioPatchConfigEventData(const audio_patch_handle_t handle) : 2041c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mHandle(handle) {} 2051c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 2061c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual void dump(char *buffer, size_t size) { 2071c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent snprintf(buffer, size, "Patch handle: %u\n", mHandle); 2081c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent } 2091c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 2101c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t mHandle; 2111c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent }; 2121c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 2131c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent class ReleaseAudioPatchConfigEvent : public ConfigEvent { 2141c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent public: 215e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit ReleaseAudioPatchConfigEvent(const audio_patch_handle_t handle) : 2161c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent ConfigEvent(CFG_EVENT_RELEASE_AUDIO_PATCH) { 2171c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mData = new ReleaseAudioPatchConfigEventData(handle); 2181c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent mWaitStatus = true; 2191c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent } 2201c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual ~ReleaseAudioPatchConfigEvent() {} 2211c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent }; 22281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class PMDeathRecipient : public IBinder::DeathRecipient { 22481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 225e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit PMDeathRecipient(const wp<ThreadBase>& thread) : mThread(thread) {} 22681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PMDeathRecipient() {} 22781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 22881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // IBinder::DeathRecipient 22981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void binderDied(const wp<IBinder>& who); 23081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 23181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent private: 232bf49308851509d38dbf3f57d9682a819d9f983c9Mikhail Naganov DISALLOW_COPY_AND_ASSIGN(PMDeathRecipient); 23381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 23481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent wp<ThreadBase> mThread; 23581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 23681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 23781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const = 0; 23881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 23981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // static externally-visible 24081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent type_t type() const { return mType; } 241f6870aefc5e31d4220f3778c4e79ff34a61f48adEric Laurent bool isDuplicating() const { return (mType == DUPLICATING); } 242f6870aefc5e31d4220f3778c4e79ff34a61f48adEric Laurent 24381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id() const { return mId;} 24481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 24581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // dynamic externally-visible 24681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sampleRate() const { return mSampleRate; } 24781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask() const { return mChannelMask; } 248463be250de73907965faa6a216c00312bf81e049Andy Hung audio_format_t format() const { return mHALFormat; } 24983b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent uint32_t channelCount() const { return mChannelCount; } 25081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Called by AudioFlinger::frameCount(audio_io_handle_t output) and effects, 2519b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten // and returns the [normal mix] buffer's frame count. 2529b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const = 0; 2534a8308b11b92e608cdaf29f73f7919e75706f9a2Glenn Kasten 2544a8308b11b92e608cdaf29f73f7919e75706f9a2Glenn Kasten // Return's the HAL's frame count i.e. fast mixer buffer size. 2554a8308b11b92e608cdaf29f73f7919e75706f9a2Glenn Kasten size_t frameCountHAL() const { return mFrameCount; } 2564a8308b11b92e608cdaf29f73f7919e75706f9a2Glenn Kasten 257bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t frameSize() const { return mFrameSize; } 25881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 25981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Should be "virtual status_t requestExitAndWait()" and override same 26081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // method in Thread, but Thread::requestExitAndWait() is not yet virtual. 26181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void exit(); 2621035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 2631035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status) = 0; 26481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setParameters(const String8& keyValuePairs); 26581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys) = 0; 2667c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent virtual void ioConfigChanged(audio_io_config_event event, pid_t pid = 0) = 0; 2671035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // sendConfigEvent_l() must be called with ThreadBase::mLock held 2681035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // Can temporarily release the lock if waiting for a reply from 2691035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent // processConfigEvents_l(). 2701035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t sendConfigEvent_l(sp<ConfigEvent>& event); 2717c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent void sendIoConfigEvent(audio_io_config_event event, pid_t pid = 0); 2727c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent void sendIoConfigEvent_l(audio_io_config_event event, pid_t pid = 0); 27383f042776b131b149f803fff6ab184ae2c4d98cdMikhail Naganov void sendPrioConfigEvent(pid_t pid, pid_t tid, int32_t prio, bool forApp); 27483f042776b131b149f803fff6ab184ae2c4d98cdMikhail Naganov void sendPrioConfigEvent_l(pid_t pid, pid_t tid, int32_t prio, bool forApp); 2751035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t sendSetParameterConfigEvent_l(const String8& keyValuePair); 2761c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent status_t sendCreateAudioPatchConfigEvent(const struct audio_patch *patch, 2771c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 2781c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent status_t sendReleaseAudioPatchConfigEvent(audio_patch_handle_t handle); 279021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent void processConfigEvents_l(); 2801035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void cacheParameters_l() = 0; 2811c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 2821c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle) = 0; 2831c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle) = 0; 28483b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent virtual void getAudioPortConfig(struct audio_port_config *config) = 0; 2851c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 28681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 28781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // see note at declaration of mStandby, mOutDevice and mInDevice 28881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool standby() const { return mStandby; } 28981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t outDevice() const { return mOutDevice; } 29081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t inDevice() const { return mInDevice; } 291293558ad1977e24e65f7ba78f47382d33fc77d64Andy Hung audio_devices_t getDevice() const { return isOutput() ? mOutDevice : mInDevice; } 292293558ad1977e24e65f7ba78f47382d33fc77d64Andy Hung 293293558ad1977e24e65f7ba78f47382d33fc77d64Andy Hung virtual bool isOutput() const = 0; 29481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 2951dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov virtual sp<StreamHalInterface> stream() const = 0; 29681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 29781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<EffectHandle> createEffect_l( 29881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 29981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IEffectClient>& effectClient, 30081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t priority, 301d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId, 30281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent effect_descriptor_t *desc, 30381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int *enabled, 3040d5a2ed0a05a2bf337c68edb54f24c60e18032c1Eric Laurent status_t *status /*non-NULL*/, 3050d5a2ed0a05a2bf337c68edb54f24c60e18032c1Eric Laurent bool pinned); 30681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 30781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return values for hasAudioSession (bit field) 30881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum effect_state { 30981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent EFFECT_SESSION = 0x1, // the audio session corresponds to at least one 31081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // effect 3114c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent TRACK_SESSION = 0x2, // the audio session corresponds to at least one 31281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // track 3134c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent FAST_SESSION = 0x4 // the audio session corresponds to at least one 3144c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent // fast track 31581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 31681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 31781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // get effect chain corresponding to session Id. 318d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten sp<EffectChain> getEffectChain(audio_session_t sessionId); 31981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as getEffectChain() but must be called with ThreadBase mutex locked 320d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten sp<EffectChain> getEffectChain_l(audio_session_t sessionId) const; 32181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // add an effect chain to the chain list (mEffectChains) 32281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain) = 0; 32381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // remove an effect chain from the chain list (mEffectChains) 32481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain) = 0; 32581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // lock all effect chains Mutexes. Must be called before releasing the 32681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase mutex before processing the mixer and effects. This guarantees the 32781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // integrity of the chains during the process. 32881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Also sets the parameter 'effectChains' to current value of mEffectChains. 32981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void lockEffectChains_l(Vector< sp<EffectChain> >& effectChains); 33081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // unlock effect chains after process 33181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void unlockEffectChains(const Vector< sp<EffectChain> >& effectChains); 332bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // get a copy of mEffectChains vector 333bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent Vector< sp<EffectChain> > getEffectChains_l() const { return mEffectChains; }; 33481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // set audio mode to all effect chains 33581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMode(audio_mode_t mode); 33681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // get effect module with corresponding ID on specified audio session 337d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten sp<AudioFlinger::EffectModule> getEffect(audio_session_t sessionId, int effectId); 338d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten sp<AudioFlinger::EffectModule> getEffect_l(audio_session_t sessionId, int effectId); 33981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // add and effect module. Also creates the effect chain is none exists for 34081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the effects audio session 34181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addEffect_l(const sp< EffectModule>& effect); 34281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // remove and effect module. Also removes the effect chain is this was the last 34381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // effect 3440d5a2ed0a05a2bf337c68edb54f24c60e18032c1Eric Laurent void removeEffect_l(const sp< EffectModule>& effect, bool release = false); 3450d5a2ed0a05a2bf337c68edb54f24c60e18032c1Eric Laurent // disconnect an effect handle from module and destroy module if last handle 3460d5a2ed0a05a2bf337c68edb54f24c60e18032c1Eric Laurent void disconnectEffectHandle(EffectHandle *handle, bool unpinIfLast); 34781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // detach all tracks connected to an auxiliary effect 3480f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual void detachAuxEffect_l(int effectId __unused) {} 3494c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent // returns a combination of: 3504c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent // - EFFECT_SESSION if effects on this audio session exist in one chain 3514c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent // - TRACK_SESSION if tracks on this audio session exist 3524c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent // - FAST_SESSION if fast tracks on this audio session exist 3534c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent virtual uint32_t hasAudioSession_l(audio_session_t sessionId) const = 0; 3544c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent uint32_t hasAudioSession(audio_session_t sessionId) const { 3554c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent Mutex::Autolock _l(mLock); 3564c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent return hasAudioSession_l(sessionId); 3574c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent } 3584c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent 35981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the value returned by default implementation is not important as the 36081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // strategy is only meaningful for PlaybackThread which implements this method 361d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten virtual uint32_t getStrategyForSession_l(audio_session_t sessionId __unused) 362d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten { return 0; } 36381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 36481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended/restored when an effect is enabled 36581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // or disabled 36681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnEffectEnabled(const sp<EffectModule>& effect, 36781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool enabled, 368d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId = 369d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten AUDIO_SESSION_OUTPUT_MIX); 37081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnEffectEnabled_l(const sp<EffectModule>& effect, 37181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool enabled, 372d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId = 373d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten AUDIO_SESSION_OUTPUT_MIX); 37481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 37581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event) = 0; 37681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const = 0; 37781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 378b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // Return a reference to a per-thread heap which can be used to allocate IMemory 379b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // objects that will be read-only to client processes, read/write to mediaserver, 380b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // and shared by all client processes of the thread. 381b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // The heap is per-thread rather than common across all threads, because 382b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // clients can't be trusted not to modify the offset of the IMemory they receive. 383b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten // If a thread does not have such a heap, this method returns 0. 384b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten virtual sp<MemoryDealer> readOnlyHeap() const { return 0; } 38581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 3866181ffd90a436f333c43a7f812391eee2c35005aGlenn Kasten virtual sp<IMemory> pipeMemory() const { return 0; } 3876181ffd90a436f333c43a7f812391eee2c35005aGlenn Kasten 38872e3f39146fce4686bd96f11057c051bea376dfbEric Laurent void systemReady(); 38972e3f39146fce4686bd96f11057c051bea376dfbEric Laurent 3904c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent // checkEffectCompatibility_l() must be called with ThreadBase::mLock held 3914c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent virtual status_t checkEffectCompatibility_l(const effect_descriptor_t *desc, 3924c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent audio_session_t sessionId) = 0; 3934c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent 3946acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent void broadcast_l(); 3956acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 39681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mutable Mutex mLock; 39781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 39881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 39981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 40081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // entry describing an effect being suspended in mSuspendedSessions keyed vector 40181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent class SuspendedSessionDesc : public RefBase { 40281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent public: 40381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SuspendedSessionDesc() : mRefCount(0) {} 40481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 40581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mRefCount; // number of active suspend requests 40681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent effect_uuid_t mType; // effect type UUID 40781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 40881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 409dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung void acquireWakeLock(); 410dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung virtual void acquireWakeLock_l(); 41181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock(); 41281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void releaseWakeLock_l(); 413d01b0f18491c355d808a57cb272404480e69618fAndy Hung void updateWakeLockUids_l(const SortedVector<uid_t> &uids); 414462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen void getPowerManager_l(); 415d8365c54d049aade9e02ccae722f311f846cad9aEric Laurent // suspend or restore effects of the specified type (or all if type is NULL) 416d8365c54d049aade9e02ccae722f311f846cad9aEric Laurent // on a given session. The number of suspend requests is counted and restore 417d8365c54d049aade9e02ccae722f311f846cad9aEric Laurent // occurs when all suspend requests are cancelled. 41881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setEffectSuspended_l(const effect_uuid_t *type, 41981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 420d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId); 421d8365c54d049aade9e02ccae722f311f846cad9aEric Laurent // updated mSuspendedSessions when an effect is suspended or restored 42281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void updateSuspendedSessions_l(const effect_uuid_t *type, 42381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool suspend, 424d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId); 42581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // check if some effects must be suspended when an effect chain is added 42681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSuspendOnAddEffectChain_l(const sp<EffectChain>& chain); 42781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 428069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard // sends the metadata of the active tracks to the HAL 429069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard virtual void updateMetadata_l() = 0; 430069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard 431014e7fa2e90827d911c37bb0ce4d2e10e14d0bb3Narayan Kamath String16 getWakeLockTag(); 432014e7fa2e90827d911c37bb0ce4d2e10e14d0bb3Narayan Kamath 43381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit() { } 4342ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung virtual void setMasterMono_l(bool mono __unused) { } 4352ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung virtual bool requireMonoBlend() { return false; } 43681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 43781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for mEffectChains 43881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 43981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const type_t mType; 44081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 44181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Used by parameters, config events, addTrack_l, exit 44281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mWaitWorkCV; 44381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 44481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger> mAudioFlinger; 4459b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 446deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // updated by PlaybackThread::readOutputParameters_l() or 447deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // RecordThread::readInputParameters_l() 44881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mSampleRate; 44981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameCount; // output HAL, direct output, record 45081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t mChannelMask; 451f6ed423af92a56ef54bba23eba883b1f21448b54Glenn Kasten uint32_t mChannelCount; 45281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent size_t mFrameSize; 45397b7b75b6a31330e213bdb96ccc60916218ad903Glenn Kasten // not HAL frame size, this is for output sink (to pipe to fast mixer) 454463be250de73907965faa6a216c00312bf81e049Andy Hung audio_format_t mFormat; // Source format for Recording and 455463be250de73907965faa6a216c00312bf81e049Andy Hung // Sink format for Playback. 456463be250de73907965faa6a216c00312bf81e049Andy Hung // Sink format may be different than 457463be250de73907965faa6a216c00312bf81e049Andy Hung // HAL format if Fastmixer is used. 458463be250de73907965faa6a216c00312bf81e049Andy Hung audio_format_t mHALFormat; 45970949c47fbae3f836d15f040551d7631be3ed7c2Glenn Kasten size_t mBufferSize; // HAL buffer size for read() or write() 46081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 4611035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent Vector< sp<ConfigEvent> > mConfigEvents; 46272e3f39146fce4686bd96f11057c051bea376dfbEric Laurent Vector< sp<ConfigEvent> > mPendingConfigEvents; // events awaiting system ready 46381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 46481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // These fields are written and read by thread itself without lock or barrier, 4654944acb7355b3aa25748fd25945a363a69d65444Glenn Kasten // and read by other threads without lock or barrier via standby(), outDevice() 46681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // and inDevice(). 46781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Because of the absence of a lock or barrier, any other thread that reads 46881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // these fields must use the information in isolation, or be prepared to deal 46981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // with possibility that it might be inconsistent with other information. 4704944acb7355b3aa25748fd25945a363a69d65444Glenn Kasten bool mStandby; // Whether thread is currently in standby. 47181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mOutDevice; // output device 47281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t mInDevice; // input device 4737c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent audio_devices_t mPrevOutDevice; // previous output device 474e8726fea8a53bf3474aa3c6deaf2f6c1f565e694Eric Laurent audio_devices_t mPrevInDevice; // previous input device 475296fb13dd9b5e90d6a05cce897c3b1e7914a478aEric Laurent struct audio_patch mPatch; 476f59497bd3c190e087202043de5450ef06e92b27dGlenn Kasten audio_source_t mAudioSource; 47781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 47881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const audio_io_handle_t mId; 47981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Vector< sp<EffectChain> > mEffectChains; 48081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 481d7dca050c630bddbd73a6623271b34b4290460eeGlenn Kasten static const int kThreadNameLength = 16; // prctl(PR_SET_NAME) limit 482d7dca050c630bddbd73a6623271b34b4290460eeGlenn Kasten char mThreadName[kThreadNameLength]; // guaranteed NUL-terminated 48381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IPowerManager> mPowerManager; 48481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<IBinder> mWakeLockToken; 48581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<PMDeathRecipient> mDeathRecipient; 486d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten // list of suspended effects per session and per type. The first (outer) vector is 487d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten // keyed by session ID, the second (inner) by type UUID timeLow field 488d8365c54d049aade9e02ccae722f311f846cad9aEric Laurent // Updated by updateSuspendedSessions_l() only. 489d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten KeyedVector< audio_session_t, KeyedVector< int, sp<SuspendedSessionDesc> > > 49081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mSuspendedSessions; 4912a6a945d65c986dcc779f70f18afde1d7a74397bSanna Catherine de Treville Wager // TODO: add comment and adjust size as needed 492ab7d72f0804fbb7e91ad9d2a16f826d97e20e5d0Glenn Kasten static const size_t kLogSize = 4 * 1024; 4939e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mNBLogWriter; 49472e3f39146fce4686bd96f11057c051bea376dfbEric Laurent bool mSystemReady; 495818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung ExtendedTimestamp mTimestamp; 4966acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent // A condition that must be evaluated by the thread loop has changed and 4976acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent // we must not wait for async write callback in the thread loop before evaluating it 4986acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent bool mSignalPending; 499dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung 500dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // ActiveTracks is a sorted vector of track type T representing the 501dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // active tracks of threadLoop() to be considered by the locked prepare portion. 502dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // ActiveTracks should be accessed with the ThreadBase lock held. 503dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // 504dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // During processing and I/O, the threadLoop does not hold the lock; 505dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // hence it does not directly use ActiveTracks. Care should be taken 506dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // to hold local strong references or defer removal of tracks 507dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // if the threadLoop may still be accessing those tracks due to mix, etc. 508dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // 509dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // This class updates power information appropriately. 510dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // 511dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung 512dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung template <typename T> 513dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung class ActiveTracks { 514dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung public: 5152c6c3bb76b2fa18ed3536331a1700250bd04c7ceAndy Hung explicit ActiveTracks(SimpleLog *localLog = nullptr) 516dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung : mActiveTracksGeneration(0) 517dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung , mLastActiveTracksGeneration(0) 5182c6c3bb76b2fa18ed3536331a1700250bd04c7ceAndy Hung , mLocalLog(localLog) 519dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung { } 520dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung 521dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung ~ActiveTracks() { 522dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung ALOGW_IF(!mActiveTracks.isEmpty(), 523dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung "ActiveTracks should be empty in destructor"); 524dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung } 525dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // returns the last track added (even though it may have been 526dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // subsequently removed from ActiveTracks). 527dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // 528dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // Used for DirectOutputThread to ensure a flush is called when transitioning 529dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // to a new track (even though it may be on the same session). 530dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // Used for OffloadThread to ensure that volume and mixer state is 531dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // taken from the latest track added. 532dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // 533dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // The latest track is saved with a weak pointer to prevent keeping an 534dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // otherwise useless track alive. Thus the function will return nullptr 535dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // if the latest track has subsequently been removed and destroyed. 536dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung sp<T> getLatest() { 537dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung return mLatestActiveTrack.promote(); 538dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung } 539dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung 540dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // SortedVector methods 541dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung ssize_t add(const sp<T> &track); 542dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung ssize_t remove(const sp<T> &track); 543dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung size_t size() const { 544dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung return mActiveTracks.size(); 545dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung } 546dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung ssize_t indexOf(const sp<T>& item) { 547dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung return mActiveTracks.indexOf(item); 548dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung } 549dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung sp<T> operator[](size_t index) const { 550dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung return mActiveTracks[index]; 551dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung } 552dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung typename SortedVector<sp<T>>::iterator begin() { 553dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung return mActiveTracks.begin(); 554dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung } 555dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung typename SortedVector<sp<T>>::iterator end() { 556dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung return mActiveTracks.end(); 557dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung } 558dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung 559dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // Due to Binder recursion optimization, clear() and updatePowerState() 560dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // cannot be called from a Binder thread because they may call back into 561dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // the original calling process (system server) for BatteryNotifier 562dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // (which requires a Java environment that may not be present). 563dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // Hence, call clear() and updatePowerState() only from the 564dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // ThreadBase thread. 565dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung void clear(); 566dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung // periodically called in the threadLoop() to update power state uids. 567dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung void updatePowerState(sp<ThreadBase> thread, bool force = false); 568dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung 569069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard /** @return true if the active tracks have changed since the last time 570069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard * this function was called or the vector was created. */ 571069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard bool readAndClearHasChanged(); 572069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard 573dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung private: 5742c6c3bb76b2fa18ed3536331a1700250bd04c7ceAndy Hung void logTrack(const char *funcName, const sp<T> &track) const; 5752c6c3bb76b2fa18ed3536331a1700250bd04c7ceAndy Hung 576d01b0f18491c355d808a57cb272404480e69618fAndy Hung SortedVector<uid_t> getWakeLockUids() { 577d01b0f18491c355d808a57cb272404480e69618fAndy Hung SortedVector<uid_t> wakeLockUids; 578dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung for (const sp<T> &track : mActiveTracks) { 579dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung wakeLockUids.add(track->uid()); 580dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung } 581dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung return wakeLockUids; // moved by underlying SharedBuffer 582dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung } 583dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung 584dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung std::map<uid_t, std::pair<ssize_t /* previous */, ssize_t /* current */>> 585dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung mBatteryCounter; 586dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung SortedVector<sp<T>> mActiveTracks; 587dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung int mActiveTracksGeneration; 588dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung int mLastActiveTracksGeneration; 589dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung wp<T> mLatestActiveTrack; // latest track added to ActiveTracks 5902c6c3bb76b2fa18ed3536331a1700250bd04c7ceAndy Hung SimpleLog * const mLocalLog; 591069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard // If the active tracks have changed since last call to readAndClearHasChanged 592069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard bool mHasChanged = false; 593dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung }; 594293558ad1977e24e65f7ba78f47382d33fc77d64Andy Hung 595293558ad1977e24e65f7ba78f47382d33fc77d64Andy Hung SimpleLog mLocalLog; 59681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 59781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 5986acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurentclass VolumeInterface { 5996acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent public: 6006acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 6016acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual ~VolumeInterface() {} 6026acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 6036acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void setMasterVolume(float value) = 0; 6046acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void setMasterMute(bool muted) = 0; 6056acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void setStreamVolume(audio_stream_type_t stream, float value) = 0; 6066acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void setStreamMute(audio_stream_type_t stream, bool muted) = 0; 6076acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual float streamVolume(audio_stream_type_t stream) const = 0; 6086acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 6096acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent}; 6106acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 61181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// --- PlaybackThread --- 6126acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurentclass PlaybackThread : public ThreadBase, public StreamOutHalInterfaceCallback, 6136acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent public VolumeInterface { 61481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 61581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 61681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "PlaybackTracks.h" 61781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 61881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent enum mixer_state { 61981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_IDLE, // no active tracks 62081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MIXER_TRACKS_ENABLED, // at least one active track, but no track has any data ready 621bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_TRACKS_READY, // at least one active track, and at least one track has data 622bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_TRACK, // drain currently playing track 623bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent MIXER_DRAIN_ALL, // fully drain the hardware 62481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // standby mode does not have an enum value 62581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend by audio policy manager is orthogonal to mixer state 62681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent }; 62781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 628e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent // retry count before removing active track in case of underrun on offloaded thread: 629e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent // we need to make sure that AudioTrack client has enough time to send large buffers 630e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent //FIXME may be more appropriate if expressed in time units. Need to revise how underrun is 631e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent // handled for offloaded tracks 632e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent static const int8_t kMaxTrackRetriesOffload = 20; 633e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent static const int8_t kMaxTrackStartupRetriesOffload = 100; 634e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent static const int8_t kMaxTrackStopRetriesOffload = 2; 6358ed196ac0f4aa8ae811c012dfa6f596fddebf1bfAndy Hung static constexpr uint32_t kMaxTracksPerUid = 40; 6361bc088a918d7038603230637d640941953b314d4Andy Hung static constexpr size_t kMaxTracks = 256; 637e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent 6381bb9082596c9cac2995dc9b4465a7c6d5666d099rago // Maximum delay (in nanoseconds) for upcoming buffers in suspend mode, otherwise 6391bb9082596c9cac2995dc9b4465a7c6d5666d099rago // if delay is greater, the estimated time for timeLoopNextNs is reset. 6401bb9082596c9cac2995dc9b4465a7c6d5666d099rago // This allows for catch-up to be done for small delays, while resetting the estimate 6411bb9082596c9cac2995dc9b4465a7c6d5666d099rago // for initial conditions or large delays. 6421bb9082596c9cac2995dc9b4465a7c6d5666d099rago static const nsecs_t kMaxNextBufferDelayNs = 100000000; 6431bb9082596c9cac2995dc9b4465a7c6d5666d099rago 64481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 645e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent audio_io_handle_t id, audio_devices_t device, type_t type, bool systemReady); 64681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~PlaybackThread(); 64781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 64881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 64981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 65081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 65181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 65281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 65381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 65481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 65581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 6564c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent virtual status_t checkEffectCompatibility_l(const effect_descriptor_t *desc, 6574c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent audio_session_t sessionId); 6584c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent 65981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 66081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that were lifted up out of threadLoop() 66181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix() = 0; 66281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime() = 0; 663bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 664bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_drain(); 66581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 666bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 66781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 66881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 66981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l reads and writes mActiveTracks, and returns 67081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // the pending set of tracks to remove via Vector 'tracksToRemove'. The caller 67181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is responsible for clearing or destroying this Vector later on, when it 67281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is safe to do so. That will drop the final ref count and destroy the tracks. 67381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove) = 0; 674bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void removeTracks_l(const Vector< sp<Track> >& tracksToRemove); 675bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 6761dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov // StreamOutHalInterfaceCallback implementation 6771dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov virtual void onWriteReady(); 6781dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov virtual void onDrainReady(); 6791dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov virtual void onError(); 6801dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov 6813b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetWriteBlocked(uint32_t sequence); 6823b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetDraining(uint32_t sequence); 683bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 684bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 685bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 686bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool shouldStandby_l(); 6874c6a433d74d5ae8b9bc0557207e3ced43bf34a25Haynes Mathew George virtual void onAddNewTrack_l(); 6884527b9ebc6a37b861f5a3bba68bcc63dc8d69adaHaynes Mathew George void onAsyncError(); // error reported by AsyncCallbackThread 68981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 69081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ThreadBase virtuals 69181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void preExit(); 69281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 693646679779a8f952980a5d4219ad9c6f93efc4b92Eric Laurent virtual bool keepWakeLock() const { return true; } 694dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung virtual void acquireWakeLock_l() { 695dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung ThreadBase::acquireWakeLock_l(); 696dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung mActiveTracks.updatePowerState(this, true /* force */); 697dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung } 698646679779a8f952980a5d4219ad9c6f93efc4b92Eric Laurent 69981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 70081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mOutput == NULL) ? NO_INIT : NO_ERROR; } 70281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 70381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return estimated latency in milliseconds, as reported by HAL 70481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency() const; 70581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same, but lock must already be held 70681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t latency_l() const; 70781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 7086acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent // VolumeInterface 7096acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void setMasterVolume(float value); 7106acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void setMasterMute(bool muted); 7116acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void setStreamVolume(audio_stream_type_t stream, float value); 7126acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void setStreamMute(audio_stream_type_t stream, bool muted); 7136acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual float streamVolume(audio_stream_type_t stream) const; 71481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 71581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> createTrack_l( 71681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 71781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_stream_type_t streamType, 7181f564acca544826daaf7dca44e39cec6016b82fdKevin Rocard const audio_attributes_t& attr, 71921da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent uint32_t *sampleRate, 72081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 72181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 72274935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t *pFrameCount, 72321da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent size_t *pNotificationFrameCount, 72421da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent uint32_t notificationsPerBuffer, 72521da647792c0b78ab3943be0f32066015d5e8c34Eric Laurent float speed, 72681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<IMemory>& sharedBuffer, 727d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId, 728050677873c10d4da308ac222f8533c96cca3207eEric Laurent audio_output_flags_t *flags, 72981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 7301f12a8ad958344c50733b948628ffa06db9c5bc6Andy Hung uid_t uid, 73120b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent status_t *status /*non-NULL*/, 73220b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent audio_port_handle_t portId); 73381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 73481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* getOutput() const; 73581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* clearOutput(); 7361dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov virtual sp<StreamHalInterface> stream() const; 73781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 73881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // a very large number of suspend() will eventually wraparound, but unlikely 73981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void suspend() { (void) android_atomic_inc(&mSuspended); } 74081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void restore() 74181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { 74281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // if restore() is done without suspend(), get back into 74381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // range so that the next suspend() will operate correctly 74481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent if (android_atomic_dec(&mSuspended) <= 0) { 74581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent android_atomic_release_store(0, &mSuspended); 74681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 74781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 74881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool isSuspended() const 74981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { return android_atomic_acquire_load(&mSuspended) > 0; } 75081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 75181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 7527c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent virtual void ioConfigChanged(audio_io_config_event event, pid_t pid = 0); 753377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames); 754010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // Consider also removing and passing an explicit mMainBuffer initialization 755010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung // parameter to AF::PlaybackThread::Track::Track(). 75694a1ee822686e920a33e312f4032f991731aea07rago effect_buffer_t *sinkBuffer() const { 75794a1ee822686e920a33e312f4032f991731aea07rago return reinterpret_cast<effect_buffer_t *>(mSinkBuffer); }; 75881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 75981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void detachAuxEffect_l(int effectId); 760e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh status_t attachAuxEffect(const sp<AudioFlinger::PlaybackThread::Track>& track, 76181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 762e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh status_t attachAuxEffect_l(const sp<AudioFlinger::PlaybackThread::Track>& track, 76381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int EffectId); 76481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 76581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 76681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 7674c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent virtual uint32_t hasAudioSession_l(audio_session_t sessionId) const; 768d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten virtual uint32_t getStrategyForSession_l(audio_session_t sessionId); 76981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 77081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 77181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 77281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 773fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten 774fb1fdc9d6603aa228362e7349451f6455c9849c2Glenn Kasten // called with AudioFlinger lock held 77513084621072ea2e4c34e2a9d79793c621d9bf005Eric Laurent bool invalidateTracks_l(audio_stream_type_t streamType); 77605317d29b27e5fda654bea21b80d4423a03f49b3Haynes Mathew George virtual void invalidateTracks(audio_stream_type_t streamType); 77781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 7789b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mNormalFrameCount; } 7799b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 78083b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent status_t getTimestamp_l(AudioTimestamp& timestamp); 78183b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 78283b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void addPatchTrack(const sp<PatchTrack>& track); 78383b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void deletePatchTrack(const sp<PatchTrack>& track); 78483b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 78583b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent virtual void getAudioPortConfig(struct audio_port_config *config); 786accc147666bfd37fc8b4ef745f18a8c751555ec2Eric Laurent 78710cbff139360f3f642e0e3b3ccf2d463dbed22cfAndy Hung // Return the asynchronous signal wait time. 78810cbff139360f3f642e0e3b3ccf2d463dbed22cfAndy Hung virtual int64_t computeWaitTimeNs_l() const { return INT64_MAX; } 78910cbff139360f3f642e0e3b3ccf2d463dbed22cfAndy Hung 790293558ad1977e24e65f7ba78f47382d33fc77d64Andy Hung virtual bool isOutput() const override { return true; } 791293558ad1977e24e65f7ba78f47382d33fc77d64Andy Hung 7921bc088a918d7038603230637d640941953b314d4Andy Hung // returns true if the track is allowed to be added to the thread. 7931bc088a918d7038603230637d640941953b314d4Andy Hung virtual bool isTrackAllowed_l( 7941bc088a918d7038603230637d640941953b314d4Andy Hung audio_channel_mask_t channelMask __unused, 7951bc088a918d7038603230637d640941953b314d4Andy Hung audio_format_t format __unused, 7961bc088a918d7038603230637d640941953b314d4Andy Hung audio_session_t sessionId __unused, 7971bc088a918d7038603230637d640941953b314d4Andy Hung uid_t uid) const { 7981bc088a918d7038603230637d640941953b314d4Andy Hung return trackCountForUid_l(uid) < PlaybackThread::kMaxTracksPerUid 7991bc088a918d7038603230637d640941953b314d4Andy Hung && mTracks.size() < PlaybackThread::kMaxTracks; 8001bc088a918d7038603230637d640941953b314d4Andy Hung } 8011bc088a918d7038603230637d640941953b314d4Andy Hung 80281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 803deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten // updated by readOutputParameters_l() 8049b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten size_t mNormalFrameCount; // normal mixer and effects 8059b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 80608fb1743f80437c38b4094070d851ea7f6d485e5Andy Hung bool mThreadThrottle; // throttle the thread processing 80740eb1a1f8871909c272e72afaf7d5af84fea2412Andy Hung uint32_t mThreadThrottleTimeMs; // throttle time for MIXER threads 80840eb1a1f8871909c272e72afaf7d5af84fea2412Andy Hung uint32_t mThreadThrottleEndMs; // notify once per throttling 80908fb1743f80437c38b4094070d851ea7f6d485e5Andy Hung uint32_t mHalfBufferMs; // half the buffer size in milliseconds 81008fb1743f80437c38b4094070d851ea7f6d485e5Andy Hung 811010a1a1a552cdaad362cea8a0333b8906402dbcbAndy Hung void* mSinkBuffer; // frame size aligned sink buffer 81281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 81398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // TODO: 81498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Rearrange the buffer info into a struct/class with 81598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // clear, copy, construction, destruction methods. 81698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 81798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mSinkBuffer also has associated with it: 81898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 81998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mSinkBufferSize: Sink Buffer Size 82098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // mFormat: Sink Buffer Format 82198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 82269aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Mixer Buffer (mMixerBuffer*) 82369aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // 82469aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // In the case of floating point or multichannel data, which is not in the 82569aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // sink format, it is required to accumulate in a higher precision or greater channel count 82669aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // buffer before downmixing or data conversion to the sink buffer. 82769aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 82869aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Set to "true" to enable the Mixer Buffer otherwise mixer output goes to sink buffer. 82969aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung bool mMixerBufferEnabled; 83069aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 83169aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Storage, 32 byte aligned (may make this alignment a requirement later). 83269aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Due to constraints on mNormalFrameCount, the buffer size is a multiple of 16 frames. 83369aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung void* mMixerBuffer; 83469aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 83569aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // Size of mMixerBuffer in bytes: mNormalFrameCount * #channels * sampsize. 83669aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung size_t mMixerBufferSize; 83769aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 83869aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // The audio format of mMixerBuffer. Set to AUDIO_FORMAT_PCM_(FLOAT|16_BIT) only. 83969aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung audio_format_t mMixerBufferFormat; 84069aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 84169aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // An internal flag set to true by MixerThread::prepareTracks_l() 84269aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung // when mMixerBuffer contains valid data after mixing. 84369aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung bool mMixerBufferValid; 84469aed5f0f4a3be3996d1e78a0473e1a72c1547daAndy Hung 84598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Effects Buffer (mEffectsBuffer*) 84698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 84798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // In the case of effects data, which is not in the sink format, 84898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // it is required to accumulate in a different buffer before data conversion 84998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // to the sink buffer. 85098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 85198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Set to "true" to enable the Effects Buffer otherwise effects output goes to sink buffer. 85298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung bool mEffectBufferEnabled; 85398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 85498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Storage, 32 byte aligned (may make this alignment a requirement later). 85598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Due to constraints on mNormalFrameCount, the buffer size is a multiple of 16 frames. 85698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung void* mEffectBuffer; 85798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 85898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // Size of mEffectsBuffer in bytes: mNormalFrameCount * #channels * sampsize. 85998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung size_t mEffectBufferSize; 86098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 86198ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // The audio format of mEffectsBuffer. Set to AUDIO_FORMAT_PCM_16_BIT only. 86298ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung audio_format_t mEffectBufferFormat; 86398ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 86498ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // An internal flag set to true by MixerThread::prepareTracks_l() 86598ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // when mEffectsBuffer contains valid data after mixing. 86698ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // 86798ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // When this is set, all mixer data is routed into the effects buffer 86898ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung // for any processing (including output processing). 86998ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung bool mEffectBufferValid; 87098ef978df4e928f486d244c4d7f7ad9f13111e98Andy Hung 87181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // suspend count, > 0 means suspended. While suspended, the thread continues to pull from 87281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // tracks and mix, but doesn't write to HAL. A2DP and SCO HAL implementations can't handle 87381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // concurrent use of both of them, so Audio Policy Service suspends one of the threads to 87481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // workaround that restriction. 87581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // 'volatile' means accessed via atomic operations and no lock. 87681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent volatile int32_t mSuspended; 87781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 878818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung int64_t mBytesWritten; 879c54b1ffc92b8ad27608a8af21033d7cab33cb3a0Andy Hung int64_t mFramesWritten; // not reset on standby 880238fa3deff26d7e4d9e81bd0a88c936f16226c4eAndy Hung int64_t mSuspendedFrames; // not reset on standby 88181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 88281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mMasterMute is in both PlaybackThread and in AudioFlinger. When a 88381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // PlaybackThread needs to find out if master-muted, it checks it's local 88481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // copy rather than the one in AudioFlinger. This optimization saves a lock. 88581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mMasterMute; 88681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void setMasterMute_l(bool muted) { mMasterMute = muted; } 88781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 888dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung ActiveTracks<Track> mActiveTracks; 88981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 89081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Time to sleep between cycles when: 89181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; // mixer state MIXER_TRACKS_ENABLED 89281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const = 0; // mixer state MIXER_IDLE 89381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const = 0; // audio policy manager suspended us 89481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep when mixer state == MIXER_TRACKS_READY; relies on audio HAL stream->write() 89581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // No sleep in standby mode; waits on a condition 89681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 89781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Code snippets that are temporarily lifted up out of threadLoop() until the merge 89881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void checkSilentMode_l(); 89981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 90081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Non-trivial for DUPLICATING only 90181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks() { } 90281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks() { } 90381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 90481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Cache various calculated values, at threadLoop() entry and after a parameter change 90581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 90681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 90781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 90881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 9091c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 9101c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 9111c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle); 9121c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 9136fc2a7c81f62b1e21487ae37e11aae6241bc3eadPhil Burk bool usesHwAvSync() const { return (mType == DIRECT) && (mOutput != NULL) 9146fc2a7c81f62b1e21487ae37e11aae6241bc3eadPhil Burk && mHwSupportsPause 9156fc2a7c81f62b1e21487ae37e11aae6241bc3eadPhil Burk && (mOutput->flags & AUDIO_OUTPUT_FLAG_HW_AV_SYNC); } 9160f7b5f2b231caf87da9b20b74d086e5a9d6f4a9dEric Laurent 9171bc088a918d7038603230637d640941953b314d4Andy Hung uint32_t trackCountForUid_l(uid_t uid) const; 918ad7dd9610b6fafa81baf69607f4ac669da88182aEric Laurent 91981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 92081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 92181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent friend class AudioFlinger; // for numerous 92281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 923bf49308851509d38dbf3f57d9682a819d9f983c9Mikhail Naganov DISALLOW_COPY_AND_ASSIGN(PlaybackThread); 92481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 92581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t addTrack_l(const sp<Track>& track); 926bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool destroyTrack_l(const sp<Track>& track); 92781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<Track>& track); 92881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 929deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten void readOutputParameters_l(); 930069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard void updateMetadata_l() override; 93181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 93281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 93381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 93481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 9351bc088a918d7038603230637d640941953b314d4Andy Hung // The Tracks class manages names for all tracks 9361bc088a918d7038603230637d640941953b314d4Andy Hung // added and removed from the Thread. 9371bc088a918d7038603230637d640941953b314d4Andy Hung template <typename T> 9381bc088a918d7038603230637d640941953b314d4Andy Hung class Tracks { 9391bc088a918d7038603230637d640941953b314d4Andy Hung public: 9401bc088a918d7038603230637d640941953b314d4Andy Hung Tracks(bool saveDeletedTrackNames) : 9411bc088a918d7038603230637d640941953b314d4Andy Hung mSaveDeletedTrackNames(saveDeletedTrackNames) { } 9421bc088a918d7038603230637d640941953b314d4Andy Hung 9431bc088a918d7038603230637d640941953b314d4Andy Hung // SortedVector methods 9441bc088a918d7038603230637d640941953b314d4Andy Hung ssize_t add(const sp<T> &track); 9451bc088a918d7038603230637d640941953b314d4Andy Hung ssize_t remove(const sp<T> &track); 9461bc088a918d7038603230637d640941953b314d4Andy Hung size_t size() const { 9471bc088a918d7038603230637d640941953b314d4Andy Hung return mTracks.size(); 9481bc088a918d7038603230637d640941953b314d4Andy Hung } 9491bc088a918d7038603230637d640941953b314d4Andy Hung bool isEmpty() const { 9501bc088a918d7038603230637d640941953b314d4Andy Hung return mTracks.isEmpty(); 9511bc088a918d7038603230637d640941953b314d4Andy Hung } 9521bc088a918d7038603230637d640941953b314d4Andy Hung ssize_t indexOf(const sp<T> &item) { 9531bc088a918d7038603230637d640941953b314d4Andy Hung return mTracks.indexOf(item); 9541bc088a918d7038603230637d640941953b314d4Andy Hung } 9551bc088a918d7038603230637d640941953b314d4Andy Hung sp<T> operator[](size_t index) const { 9561bc088a918d7038603230637d640941953b314d4Andy Hung return mTracks[index]; 9571bc088a918d7038603230637d640941953b314d4Andy Hung } 9581bc088a918d7038603230637d640941953b314d4Andy Hung typename SortedVector<sp<T>>::iterator begin() { 9591bc088a918d7038603230637d640941953b314d4Andy Hung return mTracks.begin(); 9601bc088a918d7038603230637d640941953b314d4Andy Hung } 9611bc088a918d7038603230637d640941953b314d4Andy Hung typename SortedVector<sp<T>>::iterator end() { 9621bc088a918d7038603230637d640941953b314d4Andy Hung return mTracks.end(); 9631bc088a918d7038603230637d640941953b314d4Andy Hung } 9641bc088a918d7038603230637d640941953b314d4Andy Hung 9651bc088a918d7038603230637d640941953b314d4Andy Hung size_t processDeletedTrackNames(std::function<void(int)> f) { 9661bc088a918d7038603230637d640941953b314d4Andy Hung const size_t size = mDeletedTrackNames.size(); 9671bc088a918d7038603230637d640941953b314d4Andy Hung if (size > 0) { 9681bc088a918d7038603230637d640941953b314d4Andy Hung for (const int name : mDeletedTrackNames) { 9691bc088a918d7038603230637d640941953b314d4Andy Hung f(name); 9701bc088a918d7038603230637d640941953b314d4Andy Hung } 9711bc088a918d7038603230637d640941953b314d4Andy Hung } 9721bc088a918d7038603230637d640941953b314d4Andy Hung return size; 9731bc088a918d7038603230637d640941953b314d4Andy Hung } 9741bc088a918d7038603230637d640941953b314d4Andy Hung 9751bc088a918d7038603230637d640941953b314d4Andy Hung void clearDeletedTrackNames() { mDeletedTrackNames.clear(); } 9761bc088a918d7038603230637d640941953b314d4Andy Hung 9771bc088a918d7038603230637d640941953b314d4Andy Hung private: 9781bc088a918d7038603230637d640941953b314d4Andy Hung // Track names pending deletion for MIXER type threads 9791bc088a918d7038603230637d640941953b314d4Andy Hung const bool mSaveDeletedTrackNames; // true to enable tracking 9801bc088a918d7038603230637d640941953b314d4Andy Hung std::set<int> mDeletedTrackNames; 9811bc088a918d7038603230637d640941953b314d4Andy Hung 9821bc088a918d7038603230637d640941953b314d4Andy Hung // Fast lookup of previously deleted track names for reuse. 9831bc088a918d7038603230637d640941953b314d4Andy Hung // This is an arbitrary decision (actually any non-negative 9841bc088a918d7038603230637d640941953b314d4Andy Hung // integer that isn't in mTracks[*]->names() could be used) - we attempt 9851bc088a918d7038603230637d640941953b314d4Andy Hung // to use the smallest possible available name. 9861bc088a918d7038603230637d640941953b314d4Andy Hung std::set<int> mUnusedTrackNames; 9871bc088a918d7038603230637d640941953b314d4Andy Hung 9881bc088a918d7038603230637d640941953b314d4Andy Hung SortedVector<sp<T>> mTracks; // wrapped SortedVector. 9891bc088a918d7038603230637d640941953b314d4Andy Hung }; 9901bc088a918d7038603230637d640941953b314d4Andy Hung 9911bc088a918d7038603230637d640941953b314d4Andy Hung Tracks<Track> mTracks; 9921bc088a918d7038603230637d640941953b314d4Andy Hung 993223fd5c9738e9665e495904d37d4632414b68c1eEric Laurent stream_type_t mStreamTypes[AUDIO_STREAM_CNT]; 99481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut *mOutput; 99581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 99681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float mMasterVolume; 99781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t mLastWriteTime; 99881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumWrites; 99981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int mNumDelayedWrites; 100081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool mInWrite; 100181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 100281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME rename these former local variables of threadLoop to standard "m" names 1003ad9cb8b88e4f8face23f01d8dc89fa769dacb50fEric Laurent nsecs_t mStandbyTimeNs; 100425c2dac12114699e90deb1c579cadebce7b91a97Andy Hung size_t mSinkBufferSize; 100581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 100681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // cached copies of activeSleepTimeUs() and idleSleepTimeUs() made by cacheParameters_l() 1007ad9cb8b88e4f8face23f01d8dc89fa769dacb50fEric Laurent uint32_t mActiveSleepTimeUs; 1008ad9cb8b88e4f8face23f01d8dc89fa769dacb50fEric Laurent uint32_t mIdleSleepTimeUs; 100981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1010ad9cb8b88e4f8face23f01d8dc89fa769dacb50fEric Laurent uint32_t mSleepTimeUs; 101181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 101281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mixer status returned by prepareTracks_l() 101381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatus; // current cycle 101481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // previous cycle when in prepareTracks_l() 101581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent mixer_state mMixerStatusIgnoringFastTracks; 101681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME or a separate ready state per track 101781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 101881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME move these declarations into the specific sub-class that needs them 101981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 102081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t sleepTimeShift; 102181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 102281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // same as AudioFlinger::mStandbyTimeInNsecs except for DIRECT which uses a shorter value 1023ad9cb8b88e4f8face23f01d8dc89fa769dacb50fEric Laurent nsecs_t mStandbyDelayNs; 102481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 102581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // MIXER only 102681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent nsecs_t maxPeriod; 102781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 102881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // DUPLICATING only 102981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t writeFrames; 103081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1031bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mBytesRemaining; 1032bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mCurrentWriteLength; 1033bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent bool mUseAsyncWrite; 10343b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mWriteAckSequence contains current write sequence on bits 31-1. The write sequence is 10353b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // incremented each time a write(), a flush() or a standby() occurs. 10363b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is set when a write blocks and indicates a callback is expected. 10373b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is reset by the async callback thread calling resetWriteBlocked(). Out of sequence 10383b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // callbacks are ignored. 10393b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent uint32_t mWriteAckSequence; 10403b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mDrainSequence contains current drain sequence on bits 31-1. The drain sequence is 10413b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // incremented each time a drain is requested or a flush() or standby() occurs. 10423b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is set when the drain() command is called at the HAL and indicates a callback is 10433b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // expected. 10443b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // Bit 0 is reset by the async callback thread calling resetDraining(). Out of sequence 10453b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // callbacks are ignored. 10463b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent uint32_t mDrainSequence; 1047bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent sp<AsyncCallbackThread> mCallbackThread; 1048bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 104981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 105081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The HAL output sink is treated as non-blocking, but current implementation is blocking 105181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mOutputSink; 105281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // If a fast mixer is present, the blocking pipe sink, otherwise clear 105381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mPipeSink; 105481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The current sink for the normal mixer to write it's (sub)mix, mOutputSink or mPipeSink 105581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mNormalSink; 105646909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 105781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 105881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Sink> mTeeSink; 105981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<NBAIO_Source> mTeeSource; 106046909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 106181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mScreenState; // cached copy of gScreenState 10622a6a945d65c986dcc779f70f18afde1d7a74397bSanna Catherine de Treville Wager // TODO: add comment and adjust size as needed 1063eef598c5539aa2be5a106f2483b19e368e4b8c0eGlenn Kasten static const size_t kFastMixerLogSize = 8 * 1024; 10649e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> mFastMixerNBLogWriter; 10652148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung 10662148bf0e79c436b8764b9edc4c8f2730cce98a32Andy Hung 106781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 106881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const = 0; 10690f11b51a57bc9062c4fe8af73747319cedabc5d6Glenn Kasten virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex __unused) const 107081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { FastTrackUnderruns dummy; return dummy; } 107181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 107281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 107381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessed by both binder threads and within threadLoop(), lock on mutex needed 107481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent unsigned mFastTrackAvailMask; // bit i set if fast track [i] is available 1075d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent bool mHwSupportsPause; 1076d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent bool mHwPaused; 1077d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent bool mFlushPending; 10787c29ec95f494d241faa07d0d70579729520e3114Eric Laurent // volumes last sent to audio HAL with stream->setVolume() 10797c29ec95f494d241faa07d0d70579729520e3114Eric Laurent float mLeftVolFloat; 10807c29ec95f494d241faa07d0d70579729520e3114Eric Laurent float mRightVolFloat; 108181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 108281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 108381784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass MixerThread : public PlaybackThread { 108481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 108581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MixerThread(const sp<AudioFlinger>& audioFlinger, 108681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamOut* output, 108781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 108881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t device, 108972e3f39146fce4686bd96f11057c051bea376dfbEric Laurent bool systemReady, 109081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent type_t type = MIXER); 109181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~MixerThread(); 109281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 109381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 109481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10951035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 10961035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 109781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 109881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 10991bc088a918d7038603230637d640941953b314d4Andy Hung virtual bool isTrackAllowed_l( 11001bc088a918d7038603230637d640941953b314d4Andy Hung audio_channel_mask_t channelMask, audio_format_t format, 11011bc088a918d7038603230637d640941953b314d4Andy Hung audio_session_t sessionId, uid_t uid) const override; 110281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 110381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 110481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 110581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 110681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 110781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1108dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung virtual void acquireWakeLock_l() { 1109dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung PlaybackThread::acquireWakeLock_l(); 1110818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung if (hasFastMixer()) { 1111818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung mFastMixer->setBoottimeOffset( 1112818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung mTimestamp.mTimebaseOffset[ExtendedTimestamp::TIMEBASE_BOOTTIME]); 1113818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung } 1114818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung } 1115818e7a32ce3633980138aff2c2bfcc5158b3cfccAndy Hung 111681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 1117bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 111881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 111981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 112081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 112181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 112281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t correctLatency_l(uint32_t latency) const; 112381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1124054d9d3dea1390294650ac704acb4aa0a0731217Eric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 1125054d9d3dea1390294650ac704acb4aa0a0731217Eric Laurent audio_patch_handle_t *handle); 1126054d9d3dea1390294650ac704acb4aa0a0731217Eric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle); 1127054d9d3dea1390294650ac704acb4aa0a0731217Eric Laurent 112881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioMixer* mAudioMixer; // normal mixer 112981784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 113081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // one-time initialization, no locks required 11314d23ca370dd0ce584f49a80ef9dfcdbb75ba2c8eGlenn Kasten sp<FastMixer> mFastMixer; // non-0 if there is also a fast mixer 113281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioWatchdog> mAudioWatchdog; // non-0 if there is an audio watchdog thread 113381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 113481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // contents are not guaranteed to be consistent, no locks required 113581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent FastMixerDumpState mFastMixerDumpState; 113681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#ifdef STATE_QUEUE_DUMP 113781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueObserverDump mStateQueueObserverDump; 113881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent StateQueueMutatorDump mStateQueueMutatorDump; 113981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#endif 114081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioWatchdogDump mAudioWatchdogDump; 114181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 114281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // accessible only within the threadLoop(), no locks required 114381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // mFastMixer->sq() // for mutating and pushing state 114481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent int32_t mFastMixerFutex; // for cold idle 114581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11462ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung std::atomic_bool mMasterMono; 114781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 11484d23ca370dd0ce584f49a80ef9dfcdbb75ba2c8eGlenn Kasten virtual bool hasFastMixer() const { return mFastMixer != 0; } 114981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const { 1150dc2c50bad491d2c0c8a2efc0e24491076701c63cGlenn Kasten ALOG_ASSERT(fastIndex < FastMixerState::sMaxFastTracks); 115181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent return mFastMixerDumpState.mTracks[fastIndex].mUnderruns; 115281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent } 115383b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 11542ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hungprotected: 11552ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung virtual void setMasterMono_l(bool mono) { 11562ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung mMasterMono.store(mono); 11572ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung if (mFastMixer != nullptr) { /* hasFastMixer() */ 11582ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung mFastMixer->setMasterMono(mMasterMono); 11592ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung } 11602ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung } 11612ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung // the FastMixer performs mono blend if it exists. 116203c48d5afcb3dfc1e43df93e1f3b3b3e9292e148Glenn Kasten // Blending with limiter is not idempotent, 116303c48d5afcb3dfc1e43df93e1f3b3b3e9292e148Glenn Kasten // and blending without limiter is idempotent but inefficient to do twice. 11642ddee19245641e86bca436dda23a0f5089bf2ab5Andy Hung virtual bool requireMonoBlend() { return mMasterMono.load() && !hasFastMixer(); } 116581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 116681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 116781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DirectOutputThread : public PlaybackThread { 116881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 116981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 117081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 1171e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent audio_io_handle_t id, audio_devices_t device, bool systemReady); 117281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DirectOutputThread(); 117381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 117481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 117581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 11761035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 11771035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 1178e659ef420dae0caae84ab78f9df8952acb9ad3a0Eric Laurent virtual void flushHw_l(); 117981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 118081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 118181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 118281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t idleSleepTimeUs() const; 118381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t suspendSleepTimeUs() const; 118481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 118581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 118681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 118781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 118881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 118981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 1190d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent virtual void threadLoop_exit(); 1191d1f69b0b17acbd96987ecb2f3378abd394d05903Eric Laurent virtual bool shouldStandby_l(); 119281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 119343b4dcc660e6da96285e4672ae371070ab845401Phil Burk virtual void onAddNewTrack_l(); 119443b4dcc660e6da96285e4672ae371070ab845401Phil Burk 119510cbff139360f3f642e0e3b3ccf2d463dbed22cfAndy Hung bool mVolumeShaperActive; 119681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1197bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent DirectOutputThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 119872e3f39146fce4686bd96f11057c051bea376dfbEric Laurent audio_io_handle_t id, uint32_t device, ThreadBase::type_t type, 1199e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent bool systemReady); 12005850c4c8eecbe0db3cee8511a4f82cb443e27d08Eric Laurent void processVolume_l(Track *track, bool lastTrack); 1201bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 120281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // prepareTracks_l() tells threadLoop_mix() the name of the single active track 120381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<Track> mActiveTrack; 120443b4dcc660e6da96285e4672ae371070ab845401Phil Burk 120543b4dcc660e6da96285e4672ae371070ab845401Phil Burk wp<Track> mPreviousTrack; // used to detect track switch 120643b4dcc660e6da96285e4672ae371070ab845401Phil Burk 120781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 120881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 120910cbff139360f3f642e0e3b3ccf2d463dbed22cfAndy Hung 121010cbff139360f3f642e0e3b3ccf2d463dbed22cfAndy Hung virtual int64_t computeWaitTimeNs_l() const override; 121181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 121281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1213bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass OffloadThread : public DirectOutputThread { 1214bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 1215bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1216bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent OffloadThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 1217e93cc03da360a1a0d2ad937c745ce8c8e8be81c2Eric Laurent audio_io_handle_t id, uint32_t device, bool systemReady); 12186a51d7ed7062536ccc892c8850a34ed55cbc8d5cEric Laurent virtual ~OffloadThread() {}; 1219e659ef420dae0caae84ab78f9df8952acb9ad3a0Eric Laurent virtual void flushHw_l(); 1220bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1221bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprotected: 1222bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // threadLoop snippets 1223bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 1224bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void threadLoop_exit(); 1225bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1226bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback(); 1227bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool waitingAsyncCallback_l(); 122805317d29b27e5fda654bea21b80d4423a03f49b3Haynes Mathew George virtual void invalidateTracks(audio_stream_type_t streamType); 1229bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1230de0613d0ad8b8fb9d19a27185ae4d307a5b7fb9dEric Laurent virtual bool keepWakeLock() const { return (mKeepWakeLock || (mDrainSequence & 1)); } 1231646679779a8f952980a5d4219ad9c6f93efc4b92Eric Laurent 1232bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 1233bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedWriteLength; // length in bytes of write interrupted by pause 1234bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent size_t mPausedBytesRemaining; // bytes still waiting in mixbuffer after resume 1235646679779a8f952980a5d4219ad9c6f93efc4b92Eric Laurent bool mKeepWakeLock; // keep wake lock while waiting for write callback 1236f804475807407442d5596ab7378ed07d50664063Andy Hung uint64_t mOffloadUnderrunPosition; // Current frame position for offloaded playback 1237f804475807407442d5596ab7378ed07d50664063Andy Hung // used and valid only during underrun. ~0 if 1238f804475807407442d5596ab7378ed07d50664063Andy Hung // no underrun has occurred during playback and 1239f804475807407442d5596ab7378ed07d50664063Andy Hung // is not reset on standby. 1240bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 1241bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1242bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentclass AsyncCallbackThread : public Thread { 1243bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentpublic: 1244bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1245e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit AsyncCallbackThread(const wp<PlaybackThread>& playbackThread); 1246bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1247bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ~AsyncCallbackThread(); 1248bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1249bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // Thread virtuals 1250bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual bool threadLoop(); 1251bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1252bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent // RefBase 1253bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual void onFirstRef(); 1254bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1255bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent void exit(); 12563b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void setWriteBlocked(uint32_t sequence); 12573b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetWriteBlocked(); 12583b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void setDraining(uint32_t sequence); 12593b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent void resetDraining(); 12604527b9ebc6a37b861f5a3bba68bcc63dc8d69adaHaynes Mathew George void setAsyncError(); 1261bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 1262bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurentprivate: 12634de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent const wp<PlaybackThread> mPlaybackThread; 12643b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mWriteAckSequence corresponds to the last write sequence passed by the offload thread via 12653b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // setWriteBlocked(). The sequence is shifted one bit to the left and the lsb is used 12663b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // to indicate that the callback has been received via resetWriteBlocked() 12674de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent uint32_t mWriteAckSequence; 12683b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // mDrainSequence corresponds to the last drain sequence passed by the offload thread via 12693b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // setDraining(). The sequence is shifted one bit to the left and the lsb is used 12703b4529e03c5fc7a44c22f9091ad15a269bfca3a8Eric Laurent // to indicate that the callback has been received via resetDraining() 12714de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent uint32_t mDrainSequence; 12724de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent Condition mWaitWorkCV; 12734de95592980dba88a35b3dc8f3fd045588387a4fEric Laurent Mutex mLock; 12744527b9ebc6a37b861f5a3bba68bcc63dc8d69adaHaynes Mathew George bool mAsyncError; 1275bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent}; 1276bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 127781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentclass DuplicatingThread : public MixerThread { 127881784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 127981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent DuplicatingThread(const sp<AudioFlinger>& audioFlinger, MixerThread* mainThread, 128072e3f39146fce4686bd96f11057c051bea376dfbEric Laurent audio_io_handle_t id, bool systemReady); 128181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~DuplicatingThread(); 128281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 128381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 12841bc088a918d7038603230637d640941953b314d4Andy Hung virtual void dumpInternals(int fd, const Vector<String16>& args) override; 12851bc088a918d7038603230637d640941953b314d4Andy Hung 128681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void addOutputTrack(MixerThread* thread); 128781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeOutputTrack(MixerThread* thread); 128881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t waitTimeMs() const { return mWaitTimeMs; } 1289069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard 1290069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard void updateMetadata_l() override; 129181784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 129281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual uint32_t activeSleepTimeUs() const; 129381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 129481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 129581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool outputsReady(const SortedVector< sp<OutputTrack> > &outputTracks); 129681784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 129781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // threadLoop snippets 129881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_mix(); 129981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_sleepTime(); 1300bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent virtual ssize_t threadLoop_write(); 130181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void threadLoop_standby(); 130281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void cacheParameters_l(); 130381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 130481784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 130581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // called from threadLoop, addOutputTrack, removeOutputTrack 130681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void updateWaitTime_l(); 130781784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprotected: 130881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void saveOutputTracks(); 130981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void clearOutputTracks(); 131081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 131181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 131281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t mWaitTimeMs; 131381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > outputTracks; 131481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<OutputTrack> > mOutputTracks; 131581784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 131681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool hasFastMixer() const { return false; } 131781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 131881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 131981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent// record thread 13206dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kastenclass RecordThread : public ThreadBase 132181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent{ 132281784c37c61b09289654b979567a42bf73cd2b12Eric Laurentpublic: 132381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 13246dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten class RecordTrack; 132573c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung 132673c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung /* The ResamplerBufferProvider is used to retrieve recorded input data from the 132773c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * RecordThread. It maintains local state on the relative position of the read 132873c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * position of the RecordTrack compared with the RecordThread. 132973c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung */ 13306dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten class ResamplerBufferProvider : public AudioBufferProvider 13316dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten { 13326dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten public: 1333e964d4e421e2d1ca937227a580c0c837091a11e3Chih-Hung Hsieh explicit ResamplerBufferProvider(RecordTrack* recordTrack) : 133473c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung mRecordTrack(recordTrack), 133573c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung mRsmpInUnrel(0), mRsmpInFront(0) { } 13366dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual ~ResamplerBufferProvider() { } 133773c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung 133873c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung // called to set the ResamplerBufferProvider to head of the RecordThread data buffer, 133973c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung // skipping any previous data read from the hal. 134073c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung virtual void reset(); 134173c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung 134273c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung /* Synchronizes RecordTrack position with the RecordThread. 134373c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * Calculates available frames and handle overruns if the RecordThread 134473c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * has advanced faster than the ResamplerBufferProvider has retrieved data. 134573c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * TODO: why not do this for every getNextBuffer? 134673c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * 134773c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * Parameters 134873c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * framesAvailable: pointer to optional output size_t to store record track 134973c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * frames available. 135073c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung * hasOverrun: pointer to optional boolean, returns true if track has overrun. 135173c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung */ 135273c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung 135373c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung virtual void sync(size_t *framesAvailable = NULL, bool *hasOverrun = NULL); 135473c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung 13556dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // AudioBufferProvider interface 1356d79072e9dff59f767cce2cda1caab80ce5a0815bGlenn Kasten virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer); 13576dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer); 13586dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten private: 13596dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten RecordTrack * const mRecordTrack; 136073c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung size_t mRsmpInUnrel; // unreleased frames remaining from 136173c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung // most recent getNextBuffer 136273c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung // for debug only 136373c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung int32_t mRsmpInFront; // next available frame 136473c02e4277b399c2ec1555d32b6ad5df23bb83dcAndy Hung // rolling counter that is never cleared 13656dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten }; 13666dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten 136781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "RecordTracks.h" 136881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 136981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent RecordThread(const sp<AudioFlinger>& audioFlinger, 137081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *input, 137181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_io_handle_t id, 1372d3922f72601d82c6fc067a98916fda0bd1291c5fEric Laurent audio_devices_t outDevice, 137372e3f39146fce4686bd96f11057c051bea376dfbEric Laurent audio_devices_t inDevice, 137472e3f39146fce4686bd96f11057c051bea376dfbEric Laurent bool systemReady 137546909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 137646909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten , const sp<NBAIO_Sink>& teeSink 137746909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 137846909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten ); 137981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual ~RecordThread(); 138081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 138181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // no addTrack_l ? 138281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void destroyTrack_l(const sp<RecordTrack>& track); 138381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeTrack_l(const sp<RecordTrack>& track); 138481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 138581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpInternals(int fd, const Vector<String16>& args); 138681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 138781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 138881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Thread virtuals 138981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool threadLoop(); 1390555530ab903504ad3586bc24cd8a4f200f5c39aeEric Laurent virtual void preExit(); 139181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 139281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // RefBase 139381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual void onFirstRef(); 139481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 139581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t initCheck() const { return (mInput == NULL) ? NO_INIT : NO_ERROR; } 1396e198c360d5e75a9b2097844c495c10902e7e8500Glenn Kasten 1397b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten virtual sp<MemoryDealer> readOnlyHeap() const { return mReadOnlyHeap; } 1398b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten 13996dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten virtual sp<IMemory> pipeMemory() const { return mPipeMemory; } 14006dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 140181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<AudioFlinger::RecordThread::RecordTrack> createRecordTrack_l( 140281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<AudioFlinger::Client>& client, 14031f564acca544826daaf7dca44e39cec6016b82fdKevin Rocard const audio_attributes_t& attr, 1404f14db3c3ebc1ea29b3eb5b7e9b944cabcb5f83ffEric Laurent uint32_t *pSampleRate, 140581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_format_t format, 140681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_channel_mask_t channelMask, 140774935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t *pFrameCount, 1408d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t sessionId, 1409f14db3c3ebc1ea29b3eb5b7e9b944cabcb5f83ffEric Laurent size_t *pNotificationFrameCount, 14101f12a8ad958344c50733b948628ffa06db9c5bc6Andy Hung uid_t uid, 1411050677873c10d4da308ac222f8533c96cca3207eEric Laurent audio_input_flags_t *flags, 141281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent pid_t tid, 141320b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent status_t *status /*non-NULL*/, 141420b9ef0b55c9150ae11057ab997ae61be2d496efEric Laurent audio_port_handle_t portId); 141581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 141681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t start(RecordTrack* recordTrack, 141781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioSystem::sync_event_t event, 1418d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten audio_session_t triggerSession); 141981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 142081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // ask the thread to stop the specified track, and 142181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return true if the caller should then do it's part of the stopping process 1422a8356f663014e7d4c27869629af83d8bb3441e19Glenn Kasten bool stop(RecordTrack* recordTrack); 142381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 142481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void dump(int fd, const Vector<String16>& args); 142581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn* clearInput(); 14261dc98674f701dada94143b4d31b7221c58346c6cMikhail Naganov virtual sp<StreamHalInterface> stream() const; 142781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 142881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 14291035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 14301035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent status_t& status); 14311035194cee4fbd57e35ea15c56e66cd09b63d56eEric Laurent virtual void cacheParameters_l() {} 143281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual String8 getParameters(const String8& keys); 14337c1ec5f038e63a5eb8b04434577c25bc23f5f410Eric Laurent virtual void ioConfigChanged(audio_io_config_event event, pid_t pid = 0); 14341c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 14351c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 14361c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle); 143783b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 143883b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void addPatchRecord(const sp<PatchRecord>& record); 143983b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void deletePatchRecord(const sp<PatchRecord>& record); 144083b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 1441deca2ae0a7cf8bc54ff3f30b7dc39bbc78b94c0dGlenn Kasten void readInputParameters_l(); 14425f972c031d4061f4f037c9fda1ea4bd9b6a756cdGlenn Kasten virtual uint32_t getInputFramesLost(); 144381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 144481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 144581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 14464c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent virtual uint32_t hasAudioSession_l(audio_session_t sessionId) const; 144781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 144881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Return the set of unique session IDs across all tracks. 144981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // The keys are the session IDs, and the associated values are meaningless. 145081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // FIXME replace by Set [and implement Bag/Multiset for other uses]. 1451d848eb48c121c119e8ba7583efc75415fe102570Glenn Kasten KeyedVector<audio_session_t, bool> sessionIds() const; 145281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 145381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 145481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 145581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 145681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static void syncStartEventCallback(const wp<SyncEvent>& event); 145781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 14589b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten virtual size_t frameCount() const { return mFrameCount; } 14596dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten bool hasFastCapture() const { return mFastCapture != 0; } 146083b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent virtual void getAudioPortConfig(struct audio_port_config *config); 14619b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 14624c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent virtual status_t checkEffectCompatibility_l(const effect_descriptor_t *desc, 14634c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent audio_session_t sessionId); 14644c415062ad1bb53e9af8f644d8215837262b79bbEric Laurent 1465dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung virtual void acquireWakeLock_l() { 1466dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung ThreadBase::acquireWakeLock_l(); 1467dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung mActiveTracks.updatePowerState(this, true /* force */); 1468dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung } 1469293558ad1977e24e65f7ba78f47382d33fc77d64Andy Hung virtual bool isOutput() const override { return false; } 1470dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung 1471d8365c54d049aade9e02ccae722f311f846cad9aEric Laurent void checkBtNrec(); 1472d8365c54d049aade9e02ccae722f311f846cad9aEric Laurent 1473f4ddfefc8ba59a8486d91826154cc9447821409eSvet Ganov // Sets the UID records silence 1474f4ddfefc8ba59a8486d91826154cc9447821409eSvet Ganov void setRecordSilenced(uid_t uid, bool silenced); 1475f4ddfefc8ba59a8486d91826154cc9447821409eSvet Ganov 1476653cc0ab6d5b714d1f26adcd08f9bc3269b62fa0jiabin status_t getActiveMicrophones(std::vector<media::MicrophoneInfo>* activeMicrophones); 1477653cc0ab6d5b714d1f26adcd08f9bc3269b62fa0jiabin 1478069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard void updateMetadata_l() override; 1479069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard 148081784c37c61b09289654b979567a42bf73cd2b12Eric Laurentprivate: 148181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Enter standby if not already in standby, and set mStandby flag 148293e471f620454f7de73d190521568b1e25879767Glenn Kasten void standbyIfNotAlreadyInStandby(); 148381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 148481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // Call the HAL standby method unconditionally, and don't change mStandby flag 1485e198c360d5e75a9b2097844c495c10902e7e8500Glenn Kasten void inputStandBy(); 148681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 1487d8365c54d049aade9e02ccae722f311f846cad9aEric Laurent void checkBtNrec_l(); 1488d8365c54d049aade9e02ccae722f311f846cad9aEric Laurent 148981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent AudioStreamIn *mInput; 149081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent SortedVector < sp<RecordTrack> > mTracks; 14912b806406ac1ec680b6fe3aaa84c54bdc4e43ad8dGlenn Kasten // mActiveTracks has dual roles: it indicates the current active track(s), and 149281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // is used together with mStartStopCond to indicate start()/stop() progress 1493dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung ActiveTracks<RecordTrack> mActiveTracks; 1494dae27707fc7d8370eb200d25d1a7c6dd7ad5e201Andy Hung 149581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent Condition mStartStopCond; 14969b58f63e45ef2fdfb839b9b9bb3411d81eb96128Glenn Kasten 14978594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten // resampler converts input at HAL Hz to output at AudioRecord client Hz 14981b291841a58ce6b2b291232dfdd56134b2185c48Glenn Kasten void *mRsmpInBuffer; // size = mRsmpInFramesOA 14998594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten size_t mRsmpInFrames; // size of resampler input in frames 15008594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten size_t mRsmpInFramesP2;// size rounded up to a power-of-2 15011b291841a58ce6b2b291232dfdd56134b2185c48Glenn Kasten size_t mRsmpInFramesOA;// mRsmpInFramesP2 + over-allocation 15026dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten 15036dd62fb91d82dedcfa3ab38c02eb0940b4ba932aGlenn Kasten // rolling index that is never cleared 15048594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten int32_t mRsmpInRear; // last filled frame + 1 15058594843c15b4722ced39436fe9e64f3e57e7ace4Glenn Kasten 150681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // For dumpsys 150781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent const sp<NBAIO_Sink> mTeeSink; 1508b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten 1509b880f5e5fc07397ddd09a94ba18bdf4fa62aae00Glenn Kasten const sp<MemoryDealer> mReadOnlyHeap; 15106dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 15116dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // one-time initialization, no locks required 1512b187de1ada34a9023c05d020a4592686ba761278Glenn Kasten sp<FastCapture> mFastCapture; // non-0 if there is also 1513b187de1ada34a9023c05d020a4592686ba761278Glenn Kasten // a fast capture 151472e3f39146fce4686bd96f11057c051bea376dfbEric Laurent 15156dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // FIXME audio watchdog thread 15166dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 15176dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // contents are not guaranteed to be consistent, no locks required 15186dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten FastCaptureDumpState mFastCaptureDumpState; 15196dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten#ifdef STATE_QUEUE_DUMP 15206dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // FIXME StateQueue observer and mutator dump fields 15216dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten#endif 15226dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // FIXME audio watchdog dump 15236dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 15246dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // accessible only within the threadLoop(), no locks required 15256dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // mFastCapture->sq() // for mutating and pushing state 15266dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten int32_t mFastCaptureFutex; // for cold idle 15276dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 15286dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // The HAL input source is treated as non-blocking, 15296dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // but current implementation is blocking 15306dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Source> mInputSource; 15316dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // The source for the normal capture thread to read from: mInputSource or mPipeSource 15326dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Source> mNormalSource; 15336dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // If a fast capture is present, the non-blocking pipe sink written to by fast capture, 15346dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // otherwise clear 15356dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Sink> mPipeSink; 15366dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // If a fast capture is present, the non-blocking pipe source read by normal thread, 15376dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // otherwise clear 15386dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBAIO_Source> mPipeSource; 15396dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // Depth of pipe from fast capture to normal thread and fast clients, always power of 2 15406dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten size_t mPipeFramesP2; 15416dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten // If a fast capture is present, the Pipe as IMemory, otherwise clear 15426dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<IMemory> mPipeMemory; 15436dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 15442a6a945d65c986dcc779f70f18afde1d7a74397bSanna Catherine de Treville Wager // TODO: add comment and adjust size as needed 15456dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten static const size_t kFastCaptureLogSize = 4 * 1024; 15466dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten sp<NBLog::Writer> mFastCaptureNBLogWriter; 15476dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 15486dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten bool mFastTrackAvail; // true if fast track available 1549d8365c54d049aade9e02ccae722f311f846cad9aEric Laurent // common state to all record threads 1550d8365c54d049aade9e02ccae722f311f846cad9aEric Laurent std::atomic_bool mBtNrecSuspended; 155181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent}; 15526acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 15536acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurentclass MmapThread : public ThreadBase 15546acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent{ 15556acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent public: 15566acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 15576acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent#include "MmapTracks.h" 15586acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 15596acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent MmapThread(const sp<AudioFlinger>& audioFlinger, audio_io_handle_t id, 15606acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent AudioHwDevice *hwDev, sp<StreamHalInterface> stream, 15616acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_devices_t outDevice, audio_devices_t inDevice, bool systemReady); 15626acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual ~MmapThread(); 15636acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 15646acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void configure(const audio_attributes_t *attr, 15656acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_stream_type_t streamType, 15666acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_session_t sessionId, 15676acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent const sp<MmapStreamCallback>& callback, 15687aa0ccbcb6e8d35c894356015c23574619bcf648Eric Laurent audio_port_handle_t deviceId, 15696acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_port_handle_t portId); 15706acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 15716acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent void disconnect(); 15726acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 15736acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent // MmapStreamInterface 15746acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent status_t createMmapBuffer(int32_t minSizeFrames, 15756acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent struct audio_mmap_buffer_info *info); 15766acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent status_t getMmapPosition(struct audio_mmap_position *position); 1577a54f1283fdd9adbd64ecca4e14af56aaa0e8c825Eric Laurent status_t start(const AudioClient& client, audio_port_handle_t *handle); 15786acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent status_t stop(audio_port_handle_t handle); 157918b570146c971fe729c391bfbb869391084e623dEric Laurent status_t standby(); 15806acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 15816acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent // RefBase 15826acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void onFirstRef(); 15836acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 15846acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent // Thread virtuals 15856acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual bool threadLoop(); 15866acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 15876acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void threadLoop_exit(); 15886acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void threadLoop_standby(); 158918b570146c971fe729c391bfbb869391084e623dEric Laurent virtual bool shouldStandby_l() { return false; } 15906acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 15916acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual status_t initCheck() const { return (mHalStream == 0) ? NO_INIT : NO_ERROR; } 15926acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual size_t frameCount() const { return mFrameCount; } 15936acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual bool checkForNewParameter_l(const String8& keyValuePair, 15946acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent status_t& status); 15956acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual String8 getParameters(const String8& keys); 15966acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void ioConfigChanged(audio_io_config_event event, pid_t pid = 0); 15976acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent void readHalParameters_l(); 15986acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void cacheParameters_l() {} 15996acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual status_t createAudioPatch_l(const struct audio_patch *patch, 16006acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_patch_handle_t *handle); 16016acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual status_t releaseAudioPatch_l(const audio_patch_handle_t handle); 16026acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void getAudioPortConfig(struct audio_port_config *config); 16036acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16046acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual sp<StreamHalInterface> stream() const { return mHalStream; } 16056acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 16066acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 16076acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual status_t checkEffectCompatibility_l(const effect_descriptor_t *desc, 16086acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_session_t sessionId); 16096acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16106acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual uint32_t hasAudioSession_l(audio_session_t sessionId) const; 16116acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 16126acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 16136acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16146acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void checkSilentMode_l() {} 16156acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void processVolume_l() {} 16166acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent void checkInvalidTracks_l(); 16176acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16186acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual audio_stream_type_t streamType() { return AUDIO_STREAM_DEFAULT; } 16196acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16206acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void invalidateTracks(audio_stream_type_t streamType __unused) {} 16216acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16226acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent void dump(int fd, const Vector<String16>& args); 16236acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 16246acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent void dumpTracks(int fd, const Vector<String16>& args); 16256acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16266acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent protected: 16276acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16286acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_attributes_t mAttr; 16296acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_session_t mSessionId; 16307aa0ccbcb6e8d35c894356015c23574619bcf648Eric Laurent audio_port_handle_t mDeviceId; 16316acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_port_handle_t mPortId; 16326acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16337f6b40d78b1976c78d1300e8a51fda36eeb50c5dPhil Burk wp<MmapStreamCallback> mCallback; 16346acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent sp<StreamHalInterface> mHalStream; 16356acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent sp<DeviceHalInterface> mHalDevice; 16366acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent AudioHwDevice* const mAudioHwDev; 16376acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent ActiveTracks<MmapTrack> mActiveTracks; 16386acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent}; 16396acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16406acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurentclass MmapPlaybackThread : public MmapThread, public VolumeInterface 16416acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent{ 16426acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16436acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurentpublic: 16446acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent MmapPlaybackThread(const sp<AudioFlinger>& audioFlinger, audio_io_handle_t id, 16456acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent AudioHwDevice *hwDev, AudioStreamOut *output, 16466acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_devices_t outDevice, audio_devices_t inDevice, bool systemReady); 16476acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual ~MmapPlaybackThread() {} 16486acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16496acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void configure(const audio_attributes_t *attr, 16506acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_stream_type_t streamType, 16516acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_session_t sessionId, 16526acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent const sp<MmapStreamCallback>& callback, 16537aa0ccbcb6e8d35c894356015c23574619bcf648Eric Laurent audio_port_handle_t deviceId, 16546acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_port_handle_t portId); 16556acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16566acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent AudioStreamOut* clearOutput(); 16576acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16586acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent // VolumeInterface 16596acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void setMasterVolume(float value); 16606acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void setMasterMute(bool muted); 16616acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void setStreamVolume(audio_stream_type_t stream, float value); 16626acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void setStreamMute(audio_stream_type_t stream, bool muted); 16636acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual float streamVolume(audio_stream_type_t stream) const; 16646acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16656acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent void setMasterMute_l(bool muted) { mMasterMute = muted; } 16666acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16676acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void invalidateTracks(audio_stream_type_t streamType); 16686acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16696acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual audio_stream_type_t streamType() { return mStreamType; } 16706acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void checkSilentMode_l(); 16716acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void processVolume_l(); 16726acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16736acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual void dumpInternals(int fd, const Vector<String16>& args); 16746acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 1675293558ad1977e24e65f7ba78f47382d33fc77d64Andy Hung virtual bool isOutput() const override { return true; } 16766acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 1677069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard void updateMetadata_l() override; 1678069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard 16796acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurentprotected: 16806acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16816acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_stream_type_t mStreamType; 16826acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent float mMasterVolume; 16836acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent float mStreamVolume; 16846acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent bool mMasterMute; 16856acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent bool mStreamMute; 16866acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent float mHalVolFloat; 168756ecf3e3ce36d111a17d67485047836660128629Phil Burk int32_t mNoCallbackWarningCount; 168856ecf3e3ce36d111a17d67485047836660128629Phil Burk static constexpr int32_t kMaxNoCallbackWarnings = 5; 16896acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent AudioStreamOut* mOutput; 16906acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent}; 16916acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16926acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurentclass MmapCaptureThread : public MmapThread 16936acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent{ 16946acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 16956acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurentpublic: 16966acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent MmapCaptureThread(const sp<AudioFlinger>& audioFlinger, audio_io_handle_t id, 16976acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent AudioHwDevice *hwDev, AudioStreamIn *input, 16986acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent audio_devices_t outDevice, audio_devices_t inDevice, bool systemReady); 16996acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent virtual ~MmapCaptureThread() {} 17006acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 17016acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent AudioStreamIn* clearInput(); 17026acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 1703293558ad1977e24e65f7ba78f47382d33fc77d64Andy Hung virtual bool isOutput() const override { return false; } 17046acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 1705069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard void updateMetadata_l() override; 1706069c2719e753732d5af9ba51e5fcc34342b0c9f2Kevin Rocard 17076acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurentprotected: 17086acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent 17096acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent AudioStreamIn* mInput; 17106acd1d432f526ae9a055ddaece28bf93b474a776Eric Laurent}; 1711