AudioFlinger.h revision 462fd2fa9eef642b0574aa7409de0bde3fec8d43
199e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten/* 265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** Copyright 2007, The Android Open Source Project 465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** Licensed under the Apache License, Version 2.0 (the "License"); 665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** you may not use this file except in compliance with the License. 765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** You may obtain a copy of the License at 865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** http://www.apache.org/licenses/LICENSE-2.0 1065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 1165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** Unless required by applicable law or agreed to in writing, software 1265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** distributed under the License is distributed on an "AS IS" BASIS, 1365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** See the License for the specific language governing permissions and 1565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** limitations under the License. 1665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian*/ 1765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#ifndef ANDROID_AUDIO_FLINGER_H 1965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#define ANDROID_AUDIO_FLINGER_H 2065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <stdint.h> 2265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <sys/types.h> 2365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <limits.h> 2465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 254ff14bae91075eb274eb1c2975982358946e7e63John Grossman#include <common_time/cc_helper.h> 264ff14bae91075eb274eb1c2975982358946e7e63John Grossman 27e762be91c3280d837b1d48455cba90459ced7511Mathias Agopian#include <cutils/compiler.h> 28e762be91c3280d837b1d48455cba90459ced7511Mathias Agopian 2965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/IAudioFlinger.h> 3065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/IAudioFlingerClient.h> 3165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/IAudioTrack.h> 3265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/IAudioRecord.h> 33335787fe43596f38ea2fa50b24c54d0823a3fb1dGlenn Kasten#include <media/AudioSystem.h> 344ff14bae91075eb274eb1c2975982358946e7e63John Grossman#include <media/AudioTrack.h> 3565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 3665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Atomic.h> 3765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Errors.h> 3865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/threads.h> 3965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/SortedVector.h> 40799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin#include <utils/TypeHelpers.h> 4165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Vector.h> 4265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 435462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian#include <binder/BinderService.h> 445462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian#include <binder/MemoryDealer.h> 455462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian 4664760240f931714858a59c1579f07264d7182ba2Dima Zavin#include <system/audio.h> 477394a4f358fa9908a9f0a7c954b65c399f4268e6Dima Zavin#include <hardware/audio.h> 48a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent#include <hardware/audio_policy.h> 4965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 502dd4bdd715f586d4d30cf90cc6fc2bbfbce60fe0Glenn Kasten#include <media/AudioBufferProvider.h> 512dd4bdd715f586d4d30cf90cc6fc2bbfbce60fe0Glenn Kasten#include <media/ExtendedAudioBufferProvider.h> 5258912562617941964939a4182cda71eaeb153d4bGlenn Kasten#include "FastMixer.h" 532dd4bdd715f586d4d30cf90cc6fc2bbfbce60fe0Glenn Kasten#include <media/nbaio/NBAIO.h> 54c15d6657a17d7cef91f800f40d11760e2e7340afGlenn Kasten#include "AudioWatchdog.h" 5565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 56feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent#include <powermanager/IPowerManager.h> 57feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent 589e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten#include <media/nbaio/NBLog.h> 599f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#include <private/media/AudioTrackShared.h> 609e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten 6165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopiannamespace android { 6265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass audio_track_cblk_t; 6465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass effect_param_cblk_t; 6565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass AudioMixer; 6665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass AudioBuffer; 6765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass AudioResampler; 6858912562617941964939a4182cda71eaeb153d4bGlenn Kastenclass FastMixer; 69e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kastenclass ServerProxy; 7065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 7165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 7265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 7353d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// AudioFlinger has a hard-coded upper limit of 2 channels for capture and playback. 7453d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// There is support for > 2 channel tracks down-mixed to 2 channel output via a down-mix effect. 7553d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// Adding full support for > 2 channel capture or playback would require more than simply changing 7653d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// this #define. There is an independent hard-coded upper limit in AudioMixer; 7753d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// removing that AudioMixer limit would be necessary but insufficient to support > 2 channels. 7853d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// The macro FCC_2 highlights some (but not all) places where there is are 2-channel assumptions. 7953d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// Search also for "2", "left", "right", "[0]", "[1]", ">> 16", "<< 16", etc. 8053d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten#define FCC_2 2 // FCC_2 = Fixed Channel Count 2 8153d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten 824ff14bae91075eb274eb1c2975982358946e7e63John Grossmanstatic const nsecs_t kDefaultStandbyTimeInNsecs = seconds(3); 8365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 8481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#define MAX_GAIN 4096.0f 8581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#define MAX_GAIN_INT 0x1000 8681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 8781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#define INCLUDING_FROM_AUDIOFLINGER_H 8881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 895462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopianclass AudioFlinger : 905462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian public BinderService<AudioFlinger>, 915462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian public BnAudioFlinger 9265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 931998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class BinderService<AudioFlinger>; // for AudioFlinger() 9465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianpublic: 95e762be91c3280d837b1d48455cba90459ced7511Mathias Agopian static const char* getServiceName() ANDROID_API { return "media.audio_flinger"; } 9665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 9765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t dump(int fd, const Vector<String16>& args); 9865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 992f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten // IAudioFlinger interface, in binder opcode order 10065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual sp<IAudioTrack> createTrack( 101fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 10265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 10358f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 104dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten audio_channel_mask_t channelMask, 105e33054eb968cbf8ccaee1b0ff0301403902deed6Glenn Kasten size_t frameCount, 106e0b07179a48ee50fda931d2aa1b3c751d167e4d7Glenn Kasten IAudioFlinger::track_flags_t *flags, 10765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IMemory>& sharedBuffer, 10872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output, 1093acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten pid_t tid, 11065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int *sessionId, 111d054c32443a493513ab63529b0c8b1aca290278cGlenn Kasten String8& name, 112462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen int clientUid, 1139156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 11465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1152f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten virtual sp<IAudioRecord> openRecord( 1162f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten audio_io_handle_t input, 1172f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten uint32_t sampleRate, 1182f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten audio_format_t format, 119dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten audio_channel_mask_t channelMask, 120e33054eb968cbf8ccaee1b0ff0301403902deed6Glenn Kasten size_t frameCount, 121eeca32671896739e84050da5992d5f151a1629deGlenn Kasten IAudioFlinger::track_flags_t *flags, 1221879fff068422852c1483dcf8365c2ff0e2fadfcGlenn Kasten pid_t tid, 1232f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten int *sessionId, 1249156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 1252f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 12672ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual uint32_t sampleRate(audio_io_handle_t output) const; 12772ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual int channelCount(audio_io_handle_t output) const; 12872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual audio_format_t format(audio_io_handle_t output) const; 12972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual size_t frameCount(audio_io_handle_t output) const; 13072ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual uint32_t latency(audio_io_handle_t output) const; 13165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 13265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setMasterVolume(float value); 13365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setMasterMute(bool muted); 13465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 13565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual float masterVolume() const; 13665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool masterMute() const; 13765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 13872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t setStreamVolume(audio_stream_type_t stream, float value, 13972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output); 140fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten virtual status_t setStreamMute(audio_stream_type_t stream, bool muted); 14165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 14272ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual float streamVolume(audio_stream_type_t stream, 14372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output) const; 144fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten virtual bool streamMute(audio_stream_type_t stream) const; 14565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 146f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten virtual status_t setMode(audio_mode_t mode); 14765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 14865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setMicMute(bool state); 14965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool getMicMute() const; 15065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 15172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t setParameters(audio_io_handle_t ioHandle, const String8& keyValuePairs); 15272ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual String8 getParameters(audio_io_handle_t ioHandle, const String8& keys) const; 15365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 15465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void registerClient(const sp<IAudioFlingerClient>& client); 15565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 156dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten virtual size_t getInputBufferSize(uint32_t sampleRate, audio_format_t format, 157dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten audio_channel_mask_t channelMask) const; 15865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 159a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent virtual audio_io_handle_t openOutput(audio_module_handle_t module, 160a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_devices_t *pDevices, 161a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent uint32_t *pSamplingRate, 162a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_format_t *pFormat, 163a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_channel_mask_t *pChannelMask, 164a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent uint32_t *pLatencyMs, 165ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald audio_output_flags_t flags, 166ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald const audio_offload_info_t *offloadInfo); 16765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 16872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual audio_io_handle_t openDuplicateOutput(audio_io_handle_t output1, 16972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output2); 17065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 17172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t closeOutput(audio_io_handle_t output); 17265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 17372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t suspendOutput(audio_io_handle_t output); 17465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 17572ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t restoreOutput(audio_io_handle_t output); 17665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 177a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent virtual audio_io_handle_t openInput(audio_module_handle_t module, 178a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_devices_t *pDevices, 179a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent uint32_t *pSamplingRate, 180a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_format_t *pFormat, 181a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_channel_mask_t *pChannelMask); 18265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 18372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t closeInput(audio_io_handle_t input); 18465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 18572ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t setStreamOutput(audio_stream_type_t stream, audio_io_handle_t output); 18665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 18765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setVoiceVolume(float volume); 18865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 18926c77556efc30800466b60b3975bc35a70c8c28bGlenn Kasten virtual status_t getRenderPosition(size_t *halFrames, size_t *dspFrames, 19072ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output) const; 19165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1922f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten virtual unsigned int getInputFramesLost(audio_io_handle_t ioHandle) const; 1932f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 19465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual int newAudioSessionId(); 19565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1963a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen virtual void acquireAudioSessionId(int audioSession); 1973a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 1983a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen virtual void releaseAudioSessionId(int audioSession); 1993a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 200f587ba5b991c7cd91e4df093d0d796bd419e5d67Glenn Kasten virtual status_t queryNumberEffects(uint32_t *numEffects) const; 20165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 202f587ba5b991c7cd91e4df093d0d796bd419e5d67Glenn Kasten virtual status_t queryEffect(uint32_t index, effect_descriptor_t *descriptor) const; 20365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2045e92a7861196ddae14638d4b7a63fc4892b7ef59Glenn Kasten virtual status_t getEffectDescriptor(const effect_uuid_t *pUuid, 205f587ba5b991c7cd91e4df093d0d796bd419e5d67Glenn Kasten effect_descriptor_t *descriptor) const; 20665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2078d6cc842e8d525405c68e57fdf3bc5da0b4d7e87Glenn Kasten virtual sp<IEffect> createEffect( 20865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian effect_descriptor_t *pDesc, 20965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IEffectClient>& effectClient, 21065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t priority, 21172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t io, 21265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int sessionId, 2139156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/, 21465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int *id, 21565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int *enabled); 21665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 21772ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t moveEffects(int sessionId, audio_io_handle_t srcOutput, 21872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t dstOutput); 21965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 220a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent virtual audio_module_handle_t loadHwModule(const char *name); 221a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent 2223b16c766d1ae2cfd8487e8ffb2b23936fc0a8e17Glenn Kasten virtual uint32_t getPrimaryOutputSamplingRate(); 223e33054eb968cbf8ccaee1b0ff0301403902deed6Glenn Kasten virtual size_t getPrimaryOutputFrameCount(); 224cc0f1cfb69ce8b8985fc2c0984847a06a13ad22dGlenn Kasten 2254182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten virtual status_t setLowRamDevice(bool isLowRamDevice); 2264182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten 22765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact( 22865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, 22965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const Parcel& data, 23065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Parcel* reply, 23165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t flags); 23265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2332f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten // end of IAudioFlinger interface 2342f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 2359e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> newWriter_l(size_t size, const char *name); 2369e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten void unregisterWriter(const sp<NBLog::Writer>& writer); 2379e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kastenprivate: 2387f5d335f7b4caecd0dfb8f1085f352f1d2da5d2eGlenn Kasten static const size_t kLogMemorySize = 10 * 1024; 2399e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<MemoryDealer> mLogMemoryDealer; // == 0 when NBLog is disabled 2409e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kastenpublic: 2419e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten 242a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent class SyncEvent; 243a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 244a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent typedef void (*sync_event_callback_t)(const wp<SyncEvent>& event) ; 245a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 246a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent class SyncEvent : public RefBase { 247a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent public: 248a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent SyncEvent(AudioSystem::sync_event_t type, 249a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession, 250a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int listenerSession, 251a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sync_event_callback_t callBack, 252a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void *cookie) 253a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent : mType(type), mTriggerSession(triggerSession), mListenerSession(listenerSession), 254a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent mCallback(callBack), mCookie(cookie) 255a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent {} 256a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 257a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent virtual ~SyncEvent() {} 258a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 259a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void trigger() { Mutex::Autolock _l(mLock); if (mCallback) mCallback(this); } 260106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten bool isCancelled() const { Mutex::Autolock _l(mLock); return (mCallback == NULL); } 261106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten void cancel() { Mutex::Autolock _l(mLock); mCallback = NULL; } 262a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent AudioSystem::sync_event_t type() const { return mType; } 263a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession() const { return mTriggerSession; } 264a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int listenerSession() const { return mListenerSession; } 265a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void *cookie() const { return mCookie; } 266a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 267a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent private: 268a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent const AudioSystem::sync_event_t mType; 269a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent const int mTriggerSession; 270a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent const int mListenerSession; 271a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sync_event_callback_t mCallback; 272a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void * const mCookie; 273106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten mutable Mutex mLock; 274a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent }; 275a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 276a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sp<SyncEvent> createSyncEvent(AudioSystem::sync_event_t type, 277a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession, 278a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int listenerSession, 279a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sync_event_callback_t callBack, 280a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void *cookie); 281717e128691f083a9469a1d0e363ac6ecd5c65d58Eric Laurent 2822f732eb768004c6362fae8a02c60b69c9400b032Glenn Kastenprivate: 283ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman class AudioHwDevice; // fwd declaration for findSuitableHwDev_l 284ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 285f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten audio_mode_t getMode() const { return mMode; } 28665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 287c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool btNrecIsOff() const { return mBtNrecIsOff; } 28859bd0da8373af0e5159b799495fda51e03120ea4Eric Laurent 289e762be91c3280d837b1d48455cba90459ced7511Mathias Agopian AudioFlinger() ANDROID_API; 29065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~AudioFlinger(); 29165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2922b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten // call in any IAudioFlinger method that accesses mPrimaryHardwareDev 29385ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten status_t initCheck() const { return mPrimaryHardwareDev == NULL ? 29485ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten NO_INIT : NO_ERROR; } 2952b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten 296000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // RefBase 2975a61d2f277af3098fc10b2881babca16391362daDima Zavin virtual void onFirstRef(); 298000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 29985ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten AudioHwDevice* findSuitableHwDev_l(audio_module_handle_t module, 30085ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten audio_devices_t devices); 3013a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen void purgeStaleEffects_l(); 30265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 30366fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // standby delay for MIXER and DUPLICATING playback threads is read from property 30466fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // ro.audio.flinger_standbytime_ms or defaults to kDefaultStandbyTimeInNsecs 3054ff14bae91075eb274eb1c2975982358946e7e63John Grossman static nsecs_t mStandbyTimeInNsecs; 3064ff14bae91075eb274eb1c2975982358946e7e63John Grossman 30781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // incremented by 2 when screen state changes, bit 0 == 1 means "off" 30881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // AudioFlinger::setParameters() updates, other threads read w/o lock 30981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static uint32_t mScreenState; 31081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 311be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten // Internal dump utilities. 31281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static const int kDumpLockRetries = 50; 31381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static const int kDumpLockSleepUs = 20000; 31481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static bool dumpTryLock(Mutex& mutex); 315be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpPermissionDenial(int fd, const Vector<String16>& args); 316be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpClients(int fd, const Vector<String16>& args); 317be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpInternals(int fd, const Vector<String16>& args); 31865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 31965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // --- Client --- 32065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class Client : public RefBase { 32165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 32265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Client(const sp<AudioFlinger>& audioFlinger, pid_t pid); 32365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~Client(); 324435dbe6c3ecd04bcb4bd80584064e287ebccd720Glenn Kasten sp<MemoryDealer> heap() const; 32565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian pid_t pid() const { return mPid; } 326c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten sp<AudioFlinger> audioFlinger() const { return mAudioFlinger; } 32765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 3284ff14bae91075eb274eb1c2975982358946e7e63John Grossman bool reserveTimedTrack(); 3294ff14bae91075eb274eb1c2975982358946e7e63John Grossman void releaseTimedTrack(); 3304ff14bae91075eb274eb1c2975982358946e7e63John Grossman 33165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 33265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Client(const Client&); 33365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Client& operator = (const Client&); 33484afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<AudioFlinger> mAudioFlinger; 33584afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<MemoryDealer> mMemoryDealer; 33684afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const pid_t mPid; 3374ff14bae91075eb274eb1c2975982358946e7e63John Grossman 3384ff14bae91075eb274eb1c2975982358946e7e63John Grossman Mutex mTimedTrackLock; 3394ff14bae91075eb274eb1c2975982358946e7e63John Grossman int mTimedTrackCount; 34065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 34165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 34265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // --- Notification Client --- 34365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class NotificationClient : public IBinder::DeathRecipient { 34465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 34565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian NotificationClient(const sp<AudioFlinger>& audioFlinger, 34665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IAudioFlingerClient>& client, 34765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian pid_t pid); 34865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~NotificationClient(); 34965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 35084afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten sp<IAudioFlingerClient> audioFlingerClient() const { return mAudioFlingerClient; } 35165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 35265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // IBinder::DeathRecipient 35365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void binderDied(const wp<IBinder>& who); 35465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 35565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 35665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian NotificationClient(const NotificationClient&); 35765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian NotificationClient& operator = (const NotificationClient&); 35865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 35984afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<AudioFlinger> mAudioFlinger; 36084afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const pid_t mPid; 36184afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<IAudioFlingerClient> mAudioFlingerClient; 36265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 36365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 36465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class TrackHandle; 36565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordHandle; 36665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordThread; 36765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class PlaybackThread; 36865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class MixerThread; 36965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class DirectOutputThread; 370bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent class OffloadThread; 37165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class DuplicatingThread; 372bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent class AsyncCallbackThread; 37365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class Track; 37465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordTrack; 37565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectModule; 37665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectHandle; 37765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectChain; 378799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamOut; 379799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamIn; 38065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 381b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten struct stream_type_t { 382b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten stream_type_t() 383b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten : volume(1.0f), 3841a9ed11a472493cac7f6dfcbfac2064526a493edEric Laurent mute(false) 385b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten { 386b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten } 387b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten float volume; 388b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten bool mute; 389b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten }; 390b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten 39165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // --- PlaybackThread --- 39272ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten 39381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "Threads.h" 39465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 39581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "Effects.h" 396717e128691f083a9469a1d0e363ac6ecd5c65d58Eric Laurent 39799e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // server side of the client's IAudioTrack 39865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class TrackHandle : public android::BnAudioTrack { 39965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 40065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian TrackHandle(const sp<PlaybackThread::Track>& track); 40165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~TrackHandle(); 40290716c5728b37637b2d0a730a721bfc9fad299e0Glenn Kasten virtual sp<IMemory> getCblk() const; 4033acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten virtual status_t start(); 40465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 40565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void flush(); 40665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void pause(); 40765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t attachAuxEffect(int effectId); 4084ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual status_t allocateTimedBuffer(size_t size, 4094ff14bae91075eb274eb1c2975982358946e7e63John Grossman sp<IMemory>* buffer); 4104ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual status_t queueTimedBuffer(const sp<IMemory>& buffer, 4114ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t pts); 4124ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual status_t setMediaTimeTransform(const LinearTransform& xform, 4134ff14bae91075eb274eb1c2975982358946e7e63John Grossman int target); 4143dcd00dddec86a1c5133083ad7ba2265d49c048cGlenn Kasten virtual status_t setParameters(const String8& keyValuePairs); 41553cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten virtual status_t getTimestamp(AudioTimestamp& timestamp); 41659fe010bcc072597852454a2ec53d7b0a2002a3bEric Laurent virtual void signal(); // signal playback thread for a change in control block 4173dcd00dddec86a1c5133083ad7ba2265d49c048cGlenn Kasten 41865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact( 41965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags); 420ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald 42165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 42284afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<PlaybackThread::Track> mTrack; 42365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 42465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 42599e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // server side of the client's IAudioRecord 42665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordHandle : public android::BnAudioRecord { 42765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 42865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RecordHandle(const sp<RecordThread::RecordTrack>& recordTrack); 42965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~RecordHandle(); 43090716c5728b37637b2d0a730a721bfc9fad299e0Glenn Kasten virtual sp<IMemory> getCblk() const; 4310ec23ce0d1ff79566c402bc30df3074f6e25a22bGlenn Kasten virtual status_t start(int /*AudioSystem::sync_event_t*/ event, int triggerSession); 43265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 43365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact( 43465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags); 43565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 43684afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<RecordThread::RecordTrack> mRecordTrack; 437d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten 438d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten // for use from destructor 439d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten void stop_nonvirtual(); 44065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 44165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 442bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 44381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread *checkPlaybackThread_l(audio_io_handle_t output) const; 44481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MixerThread *checkMixerThread_l(audio_io_handle_t output) const; 44581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent RecordThread *checkRecordThread_l(audio_io_handle_t input) const; 44681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // no range check, AudioFlinger::mLock held 44781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool streamMute_l(audio_stream_type_t stream) const 44881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { return mStreamTypes[stream].mute; } 44981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // no range check, doesn't check per-thread stream volume, AudioFlinger::mLock held 45081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float streamVolume_l(audio_stream_type_t stream) const 45181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { return mStreamTypes[stream].volume; } 45281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void audioConfigChanged_l(int event, audio_io_handle_t ioHandle, const void *param2); 45391b14c4c144d0cc957a427cffc02ba10d0615677Eric Laurent 45481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // allocate an audio_io_handle_t, session ID, or effect ID 45581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t nextUniqueId(); 45665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 45781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t moveEffectChain_l(int sessionId, 45881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread *srcThread, 45981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread *dstThread, 46081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool reRegister); 46181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return thread associated with primary hardware device, or NULL 46281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread *primaryPlaybackThread_l() const; 46381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t primaryOutputDevice_l() const; 46465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 46581784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<PlaybackThread> getEffectThread_l(int sessionId, int EffectId); 46659255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 46759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 46881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeClient_l(pid_t pid); 46981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeNotificationClient(pid_t pid); 47065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4715baf2af52cd186633b7173196c1e4a4cd3435f22Eric Laurent bool isNonOffloadableGlobalEffectEnabled_l(); 4725baf2af52cd186633b7173196c1e4a4cd3435f22Eric Laurent void onNonOffloadableGlobalEffectEnable(); 473813e2a74853bde19e37d878c596a044b3f299efcEric Laurent 474ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman class AudioHwDevice { 475ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman public: 476ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman enum Flags { 477ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AHWD_CAN_SET_MASTER_VOLUME = 0x1, 478ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AHWD_CAN_SET_MASTER_MUTE = 0x2, 479ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman }; 480ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 481ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice(const char *moduleName, 482ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t *hwDevice, 483ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman Flags flags) 484ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman : mModuleName(strdup(moduleName)) 485ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman , mHwDevice(hwDevice) 486ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman , mFlags(flags) { } 487ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman /*virtual*/ ~AudioHwDevice() { free((void *)mModuleName); } 488ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 489ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman bool canSetMasterVolume() const { 490ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman return (0 != (mFlags & AHWD_CAN_SET_MASTER_VOLUME)); 491ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman } 492ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 493ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman bool canSetMasterMute() const { 494ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman return (0 != (mFlags & AHWD_CAN_SET_MASTER_MUTE)); 495ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman } 496ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 497ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman const char *moduleName() const { return mModuleName; } 498ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t *hwDevice() const { return mHwDevice; } 499ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman private: 500ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman const char * const mModuleName; 501ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t * const mHwDevice; 502ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman Flags mFlags; 503ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman }; 504ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 505aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten // AudioStreamOut and AudioStreamIn are immutable, so their fields are const. 506aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten // For emphasis, we could also make all pointers to them be "const *", 507aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten // but that would clutter the code unnecessarily. 508aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten 509799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamOut { 510ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* const audioHwDev; 511aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten audio_stream_out_t* const stream; 512bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audio_output_flags_t flags; 513799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 514ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t* hwDev() const { return audioHwDev->hwDevice(); } 515ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 516bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent AudioStreamOut(AudioHwDevice *dev, audio_stream_out_t *out, audio_output_flags_t flags) : 517bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audioHwDev(dev), stream(out), flags(flags) {} 518799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin }; 519799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 520799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamIn { 521ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* const audioHwDev; 522aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten audio_stream_in_t* const stream; 523799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 524ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t* hwDev() const { return audioHwDev->hwDevice(); } 525ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 526ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioStreamIn(AudioHwDevice *dev, audio_stream_in_t *in) : 527ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audioHwDev(dev), stream(in) {} 528799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin }; 529799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 53099e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // for mAudioSessionRefs only 5313a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen struct AudioSessionRef { 532012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten AudioSessionRef(int sessionid, pid_t pid) : 533012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten mSessionid(sessionid), mPid(pid), mCnt(1) {} 534012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten const int mSessionid; 535012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten const pid_t mPid; 536012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten int mCnt; 5373a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen }; 5383a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 53965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mutable Mutex mLock; 54065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 54198ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten DefaultKeyedVector< pid_t, wp<Client> > mClients; // see ~Client() 54265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 54365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mutable Mutex mHardwareLock; 544a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent // NOTE: If both mLock and mHardwareLock mutexes must be held, 545a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent // always take mLock before mHardwareLock 5462b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten 5472b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten // These two fields are immutable after onFirstRef(), so no lock needed to access 548ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* mPrimaryHardwareDev; // mAudioHwDevs[0] or NULL 549a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent DefaultKeyedVector<audio_module_handle_t, AudioHwDevice*> mAudioHwDevs; 5502f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 5518abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten // for dump, indicates which hardware operation is currently in progress (but not stream ops) 5522f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten enum hardware_call_state { 5538abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_IDLE = 0, // no operation in progress 5548abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_INIT, // init_check 5558abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_OUTPUT_OPEN, // open_output_stream 5568abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_OUTPUT_CLOSE, // unused 5578abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_INPUT_OPEN, // unused 5588abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_INPUT_CLOSE, // unused 5598abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_STANDBY, // unused 5608abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_MASTER_VOLUME, // set_master_volume 5618abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_ROUTING, // unused 5628abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_ROUTING, // unused 5638abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_MODE, // unused 5648abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_MODE, // set_mode 5658abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_MIC_MUTE, // get_mic_mute 5668abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_MIC_MUTE, // set_mic_mute 5678abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_VOICE_VOLUME, // set_voice_volume 5688abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_PARAMETER, // set_parameters 5698abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_INPUT_BUFFER_SIZE, // get_input_buffer_size 5708abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_MASTER_VOLUME, // get_master_volume 5718abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_PARAMETER, // get_parameters 572d8f178d613821c3f61a5c5e391eb275339e526a9John Grossman AUDIO_HW_SET_MASTER_MUTE, // set_master_mute 573d8f178d613821c3f61a5c5e391eb275339e526a9John Grossman AUDIO_HW_GET_MASTER_MUTE, // get_master_mute 5742f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten }; 5752f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 576a4454b4765c5905f14186893b0688be375642283Glenn Kasten mutable hardware_call_state mHardwareStatus; // for dump only 57765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 57865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 57972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten DefaultKeyedVector< audio_io_handle_t, sp<PlaybackThread> > mPlaybackThreads; 580b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten stream_type_t mStreamTypes[AUDIO_STREAM_CNT]; 5819806710f5d6722cfc5783c7eca3512451a0f2035Glenn Kasten 582c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // member variables below are protected by mLock 58365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian float mMasterVolume; 58465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mMasterMute; 585c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // end of variables protected by mLock 58665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 58772ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten DefaultKeyedVector< audio_io_handle_t, sp<RecordThread> > mRecordThreads; 58865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 58965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian DefaultKeyedVector< pid_t, sp<NotificationClient> > mNotificationClients; 59099e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten volatile int32_t mNextUniqueId; // updated by android_atomic_inc 591f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten audio_mode_t mMode; 592bee5337da7659b3b7128622ba1f42618b11df5beEric Laurent bool mBtNrecIsOff; 59365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 59499e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // protected by mLock 5953a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen Vector<AudioSessionRef*> mAudioSessionRefs; 5969806710f5d6722cfc5783c7eca3512451a0f2035Glenn Kasten 5974ff14bae91075eb274eb1c2975982358946e7e63John Grossman float masterVolume_l() const; 598d8f178d613821c3f61a5c5e391eb275339e526a9John Grossman bool masterMute_l() const; 599a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_module_handle_t loadHwModule_l(const char *name); 60098ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten 601a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent Vector < sp<SyncEvent> > mPendingSyncEvents; // sync events awaiting for a session 602a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // to be created 603a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 60498ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kastenprivate: 60598ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten sp<Client> registerPid_l(pid_t pid); // always returns non-0 60698ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten 607d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten // for use from destructor 608d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten status_t closeOutput_nonvirtual(audio_io_handle_t output); 609d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten status_t closeInput_nonvirtual(audio_io_handle_t input); 610d06785bebf7e43d4a011b62a252771373ada910cGlenn Kasten 6110d61251648b5110bfc33ef5b3d19bbf65db0a7b5Glenn Kasten#ifdef TEE_SINK 612d06785bebf7e43d4a011b62a252771373ada910cGlenn Kasten // all record threads serially share a common tee sink, which is re-created on format change 613d06785bebf7e43d4a011b62a252771373ada910cGlenn Kasten sp<NBAIO_Sink> mRecordTeeSink; 614d06785bebf7e43d4a011b62a252771373ada910cGlenn Kasten sp<NBAIO_Source> mRecordTeeSource; 6150d61251648b5110bfc33ef5b3d19bbf65db0a7b5Glenn Kasten#endif 616d06785bebf7e43d4a011b62a252771373ada910cGlenn Kasten 617d06785bebf7e43d4a011b62a252771373ada910cGlenn Kastenpublic: 61846909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten 61946909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 620da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten // tee sink, if enabled by property, allows dumpsys to write most recent audio to .wav file 621d06785bebf7e43d4a011b62a252771373ada910cGlenn Kasten static void dumpTee(int fd, const sp<NBAIO_Source>& source, audio_io_handle_t id = 0); 622da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten 623da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten // whether tee sink is enabled by property 624da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static bool mTeeSinkInputEnabled; 625da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static bool mTeeSinkOutputEnabled; 626da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static bool mTeeSinkTrackEnabled; 627da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten 628da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten // runtime configured size of each tee sink pipe, in frames 629da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static size_t mTeeSinkInputFrames; 630da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static size_t mTeeSinkOutputFrames; 631da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static size_t mTeeSinkTrackFrames; 632da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten 633da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten // compile-time default size of tee sink pipes, in frames 634da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten // 0x200000 stereo 16-bit PCM frames = 47.5 seconds at 44.1 kHz, 8 megabytes 635da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static const size_t kTeeSinkInputFramesDefault = 0x200000; 636da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static const size_t kTeeSinkOutputFramesDefault = 0x200000; 637da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static const size_t kTeeSinkTrackFramesDefault = 0x1000; 63846909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 63946909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten 6404182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten // This method reads from a variable without mLock, but the variable is updated under mLock. So 6414182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten // we might read a stale value, or a value that's inconsistent with respect to other variables. 6424182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten // In this case, it's safe because the return value isn't used for making an important decision. 6434182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten // The reason we don't want to take mLock is because it could block the caller for a long time. 6444182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten bool isLowRamDevice() const { return mIsLowRamDevice; } 6454182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten 6464182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kastenprivate: 6474182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten bool mIsLowRamDevice; 6484182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten bool mIsDeviceTypeKnown; 649813e2a74853bde19e37d878c596a044b3f299efcEric Laurent nsecs_t mGlobalEffectEnableTime; // when a global effect was last enabled 65065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; 65165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 65281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#undef INCLUDING_FROM_AUDIOFLINGER_H 653799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 65465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 65565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 65665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; // namespace android 65765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 65865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#endif // ANDROID_AUDIO_FLINGER_H 659