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 2765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/IAudioFlinger.h> 2865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/IAudioFlingerClient.h> 2965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/IAudioTrack.h> 3065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/IAudioRecord.h> 31335787fe43596f38ea2fa50b24c54d0823a3fb1dGlenn Kasten#include <media/AudioSystem.h> 324ff14bae91075eb274eb1c2975982358946e7e63John Grossman#include <media/AudioTrack.h> 3365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 3465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Atomic.h> 3565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Errors.h> 3665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/threads.h> 3765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/SortedVector.h> 38799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin#include <utils/TypeHelpers.h> 3965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Vector.h> 4065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 415462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian#include <binder/BinderService.h> 425462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian#include <binder/MemoryDealer.h> 435462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian 4464760240f931714858a59c1579f07264d7182ba2Dima Zavin#include <system/audio.h> 457394a4f358fa9908a9f0a7c954b65c399f4268e6Dima Zavin#include <hardware/audio.h> 46a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent#include <hardware/audio_policy.h> 4765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 482dd4bdd715f586d4d30cf90cc6fc2bbfbce60fe0Glenn Kasten#include <media/AudioBufferProvider.h> 492dd4bdd715f586d4d30cf90cc6fc2bbfbce60fe0Glenn Kasten#include <media/ExtendedAudioBufferProvider.h> 5058912562617941964939a4182cda71eaeb153d4bGlenn Kasten#include "FastMixer.h" 512dd4bdd715f586d4d30cf90cc6fc2bbfbce60fe0Glenn Kasten#include <media/nbaio/NBAIO.h> 52c15d6657a17d7cef91f800f40d11760e2e7340afGlenn Kasten#include "AudioWatchdog.h" 5365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 54feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent#include <powermanager/IPowerManager.h> 55feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent 5665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopiannamespace android { 5765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 5865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass audio_track_cblk_t; 5965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass effect_param_cblk_t; 6065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass AudioMixer; 6165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass AudioBuffer; 6265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass AudioResampler; 6358912562617941964939a4182cda71eaeb153d4bGlenn Kastenclass FastMixer; 6465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 6665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6753d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// AudioFlinger has a hard-coded upper limit of 2 channels for capture and playback. 6853d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// There is support for > 2 channel tracks down-mixed to 2 channel output via a down-mix effect. 6953d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// Adding full support for > 2 channel capture or playback would require more than simply changing 7053d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// this #define. There is an independent hard-coded upper limit in AudioMixer; 7153d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// removing that AudioMixer limit would be necessary but insufficient to support > 2 channels. 7253d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// The macro FCC_2 highlights some (but not all) places where there is are 2-channel assumptions. 7353d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// Search also for "2", "left", "right", "[0]", "[1]", ">> 16", "<< 16", etc. 7453d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten#define FCC_2 2 // FCC_2 = Fixed Channel Count 2 7553d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten 764ff14bae91075eb274eb1c2975982358946e7e63John Grossmanstatic const nsecs_t kDefaultStandbyTimeInNsecs = seconds(3); 7765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 785462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopianclass AudioFlinger : 795462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian public BinderService<AudioFlinger>, 805462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian public BnAudioFlinger 8165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 821998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class BinderService<AudioFlinger>; // for AudioFlinger() 8365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianpublic: 8454c3b66444ebfb9f2265ee70ac3b76ccefa0506aGlenn Kasten static const char* getServiceName() { return "media.audio_flinger"; } 8565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 8665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t dump(int fd, const Vector<String16>& args); 8765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 882f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten // IAudioFlinger interface, in binder opcode order 8965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual sp<IAudioTrack> createTrack( 9065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian pid_t pid, 91fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 9265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 9358f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 94dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten audio_channel_mask_t channelMask, 9565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int frameCount, 96a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten IAudioFlinger::track_flags_t flags, 9765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IMemory>& sharedBuffer, 9872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output, 993acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten pid_t tid, 10065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int *sessionId, 10165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t *status); 10265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1032f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten virtual sp<IAudioRecord> openRecord( 1042f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten pid_t pid, 1052f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten audio_io_handle_t input, 1062f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten uint32_t sampleRate, 1072f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten audio_format_t format, 108dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten audio_channel_mask_t channelMask, 1092f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten int frameCount, 110a075db4ff9b086ac2885df77bb6da0869293df92Glenn Kasten IAudioFlinger::track_flags_t flags, 1111879fff068422852c1483dcf8365c2ff0e2fadfcGlenn Kasten pid_t tid, 1122f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten int *sessionId, 1132f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten status_t *status); 1142f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 11572ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual uint32_t sampleRate(audio_io_handle_t output) const; 11672ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual int channelCount(audio_io_handle_t output) const; 11772ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual audio_format_t format(audio_io_handle_t output) const; 11872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual size_t frameCount(audio_io_handle_t output) const; 11972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual uint32_t latency(audio_io_handle_t output) const; 12065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 12165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setMasterVolume(float value); 12265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setMasterMute(bool muted); 12365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 12465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual float masterVolume() const; 12565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool masterMute() const; 12665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 12772ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t setStreamVolume(audio_stream_type_t stream, float value, 12872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output); 129fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten virtual status_t setStreamMute(audio_stream_type_t stream, bool muted); 13065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 13172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual float streamVolume(audio_stream_type_t stream, 13272ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output) const; 133fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten virtual bool streamMute(audio_stream_type_t stream) const; 13465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 135f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten virtual status_t setMode(audio_mode_t mode); 13665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 13765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setMicMute(bool state); 13865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool getMicMute() const; 13965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 14072ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t setParameters(audio_io_handle_t ioHandle, const String8& keyValuePairs); 14172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual String8 getParameters(audio_io_handle_t ioHandle, const String8& keys) const; 14265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 14365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void registerClient(const sp<IAudioFlingerClient>& client); 14465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 145dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten virtual size_t getInputBufferSize(uint32_t sampleRate, audio_format_t format, 146dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten audio_channel_mask_t channelMask) const; 14765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 148a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent virtual audio_io_handle_t openOutput(audio_module_handle_t module, 149a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_devices_t *pDevices, 150a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent uint32_t *pSamplingRate, 151a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_format_t *pFormat, 152a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_channel_mask_t *pChannelMask, 153a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent uint32_t *pLatencyMs, 1540ca3cf94c0dfc173ad7886ae162c4b67067539f6Eric Laurent audio_output_flags_t flags); 15565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 15672ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual audio_io_handle_t openDuplicateOutput(audio_io_handle_t output1, 15772ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output2); 15865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 15972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t closeOutput(audio_io_handle_t output); 16065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 16172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t suspendOutput(audio_io_handle_t output); 16265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 16372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t restoreOutput(audio_io_handle_t output); 16465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 165a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent virtual audio_io_handle_t openInput(audio_module_handle_t module, 166a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_devices_t *pDevices, 167a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent uint32_t *pSamplingRate, 168a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_format_t *pFormat, 169a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_channel_mask_t *pChannelMask); 17065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 17172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t closeInput(audio_io_handle_t input); 17265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 17372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t setStreamOutput(audio_stream_type_t stream, audio_io_handle_t output); 17465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 17565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setVoiceVolume(float volume); 17665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 17772ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames, 17872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output) const; 17965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1802f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten virtual unsigned int getInputFramesLost(audio_io_handle_t ioHandle) const; 1812f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 18265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual int newAudioSessionId(); 18365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1843a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen virtual void acquireAudioSessionId(int audioSession); 1853a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 1863a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen virtual void releaseAudioSessionId(int audioSession); 1873a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 188f587ba5b991c7cd91e4df093d0d796bd419e5d67Glenn Kasten virtual status_t queryNumberEffects(uint32_t *numEffects) const; 18965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 190f587ba5b991c7cd91e4df093d0d796bd419e5d67Glenn Kasten virtual status_t queryEffect(uint32_t index, effect_descriptor_t *descriptor) const; 19165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1925e92a7861196ddae14638d4b7a63fc4892b7ef59Glenn Kasten virtual status_t getEffectDescriptor(const effect_uuid_t *pUuid, 193f587ba5b991c7cd91e4df093d0d796bd419e5d67Glenn Kasten effect_descriptor_t *descriptor) const; 19465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 19565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual sp<IEffect> createEffect(pid_t pid, 19665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian effect_descriptor_t *pDesc, 19765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IEffectClient>& effectClient, 19865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t priority, 19972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t io, 20065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int sessionId, 20165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t *status, 20265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int *id, 20365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int *enabled); 20465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 20572ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t moveEffects(int sessionId, audio_io_handle_t srcOutput, 20672ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t dstOutput); 20765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 208a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent virtual audio_module_handle_t loadHwModule(const char *name); 209a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent 210cc0f1cfb69ce8b8985fc2c0984847a06a13ad22dGlenn Kasten virtual int32_t getPrimaryOutputSamplingRate(); 211cc0f1cfb69ce8b8985fc2c0984847a06a13ad22dGlenn Kasten virtual int32_t getPrimaryOutputFrameCount(); 212cc0f1cfb69ce8b8985fc2c0984847a06a13ad22dGlenn Kasten 21365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact( 21465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, 21565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const Parcel& data, 21665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Parcel* reply, 21765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t flags); 21865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2192f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten // end of IAudioFlinger interface 2202f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 221a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent class SyncEvent; 222a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 223a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent typedef void (*sync_event_callback_t)(const wp<SyncEvent>& event) ; 224a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 225a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent class SyncEvent : public RefBase { 226a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent public: 227a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent SyncEvent(AudioSystem::sync_event_t type, 228a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession, 229a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int listenerSession, 230a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sync_event_callback_t callBack, 231a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void *cookie) 232a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent : mType(type), mTriggerSession(triggerSession), mListenerSession(listenerSession), 233a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent mCallback(callBack), mCookie(cookie) 234a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent {} 235a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 236a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent virtual ~SyncEvent() {} 237a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 238a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void trigger() { Mutex::Autolock _l(mLock); if (mCallback) mCallback(this); } 239106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten bool isCancelled() const { Mutex::Autolock _l(mLock); return (mCallback == NULL); } 240106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten void cancel() { Mutex::Autolock _l(mLock); mCallback = NULL; } 241a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent AudioSystem::sync_event_t type() const { return mType; } 242a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession() const { return mTriggerSession; } 243a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int listenerSession() const { return mListenerSession; } 244a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void *cookie() const { return mCookie; } 245a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 246a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent private: 247a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent const AudioSystem::sync_event_t mType; 248a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent const int mTriggerSession; 249a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent const int mListenerSession; 250a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sync_event_callback_t mCallback; 251a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void * const mCookie; 252106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten mutable Mutex mLock; 253a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent }; 254a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 255a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sp<SyncEvent> createSyncEvent(AudioSystem::sync_event_t type, 256a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession, 257a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int listenerSession, 258a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sync_event_callback_t callBack, 259a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void *cookie); 260717e128691f083a9469a1d0e363ac6ecd5c65d58Eric Laurent 2612f732eb768004c6362fae8a02c60b69c9400b032Glenn Kastenprivate: 262ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman class AudioHwDevice; // fwd declaration for findSuitableHwDev_l 263ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 264f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten audio_mode_t getMode() const { return mMode; } 26565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 266c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool btNrecIsOff() const { return mBtNrecIsOff; } 26759bd0da8373af0e5159b799495fda51e03120ea4Eric Laurent 26865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian AudioFlinger(); 26965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~AudioFlinger(); 27065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2712b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten // call in any IAudioFlinger method that accesses mPrimaryHardwareDev 2722b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten status_t initCheck() const { return mPrimaryHardwareDev == NULL ? NO_INIT : NO_ERROR; } 2732b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten 274000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // RefBase 2755a61d2f277af3098fc10b2881babca16391362daDima Zavin virtual void onFirstRef(); 276000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 277ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* findSuitableHwDev_l(audio_module_handle_t module, audio_devices_t devices); 2783a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen void purgeStaleEffects_l(); 27965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 28066fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // standby delay for MIXER and DUPLICATING playback threads is read from property 28166fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // ro.audio.flinger_standbytime_ms or defaults to kDefaultStandbyTimeInNsecs 2824ff14bae91075eb274eb1c2975982358946e7e63John Grossman static nsecs_t mStandbyTimeInNsecs; 2834ff14bae91075eb274eb1c2975982358946e7e63John Grossman 284be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten // Internal dump utilities. 285be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpPermissionDenial(int fd, const Vector<String16>& args); 286be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpClients(int fd, const Vector<String16>& args); 287be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpInternals(int fd, const Vector<String16>& args); 28865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 28965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // --- Client --- 29065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class Client : public RefBase { 29165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 29265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Client(const sp<AudioFlinger>& audioFlinger, pid_t pid); 29365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~Client(); 294435dbe6c3ecd04bcb4bd80584064e287ebccd720Glenn Kasten sp<MemoryDealer> heap() const; 29565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian pid_t pid() const { return mPid; } 296c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten sp<AudioFlinger> audioFlinger() const { return mAudioFlinger; } 29765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2984ff14bae91075eb274eb1c2975982358946e7e63John Grossman bool reserveTimedTrack(); 2994ff14bae91075eb274eb1c2975982358946e7e63John Grossman void releaseTimedTrack(); 3004ff14bae91075eb274eb1c2975982358946e7e63John Grossman 30165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 30265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Client(const Client&); 30365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Client& operator = (const Client&); 30484afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<AudioFlinger> mAudioFlinger; 30584afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<MemoryDealer> mMemoryDealer; 30684afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const pid_t mPid; 3074ff14bae91075eb274eb1c2975982358946e7e63John Grossman 3084ff14bae91075eb274eb1c2975982358946e7e63John Grossman Mutex mTimedTrackLock; 3094ff14bae91075eb274eb1c2975982358946e7e63John Grossman int mTimedTrackCount; 31065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 31165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 31265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // --- Notification Client --- 31365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class NotificationClient : public IBinder::DeathRecipient { 31465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 31565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian NotificationClient(const sp<AudioFlinger>& audioFlinger, 31665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IAudioFlingerClient>& client, 31765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian pid_t pid); 31865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~NotificationClient(); 31965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 32084afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten sp<IAudioFlingerClient> audioFlingerClient() const { return mAudioFlingerClient; } 32165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 32265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // IBinder::DeathRecipient 32365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void binderDied(const wp<IBinder>& who); 32465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 32565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 32665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian NotificationClient(const NotificationClient&); 32765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian NotificationClient& operator = (const NotificationClient&); 32865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 32984afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<AudioFlinger> mAudioFlinger; 33084afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const pid_t mPid; 33184afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<IAudioFlingerClient> mAudioFlingerClient; 33265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 33365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 33465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class TrackHandle; 33565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordHandle; 33665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordThread; 33765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class PlaybackThread; 33865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class MixerThread; 33965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class DirectOutputThread; 34065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class DuplicatingThread; 34165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class Track; 34265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordTrack; 34365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectModule; 34465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectHandle; 34565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectChain; 346799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamOut; 347799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamIn; 34865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 34965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class ThreadBase : public Thread { 35065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 3517c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 35223bb8becff20449a9b1647d5a1a99b14c83f0cceGlenn Kasten enum type_t { 3537c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent MIXER, // Thread class is MixerThread 3547c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent DIRECT, // Thread class is DirectOutputThread 3557c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent DUPLICATING, // Thread class is DuplicatingThread 3567c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent RECORD // Thread class is RecordThread 3577c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent }; 3587c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 359f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent ThreadBase (const sp<AudioFlinger>& audioFlinger, audio_io_handle_t id, 360f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent audio_devices_t outDevice, audio_devices_t inDevice, type_t type); 36123bb8becff20449a9b1647d5a1a99b14c83f0cceGlenn Kasten virtual ~ThreadBase(); 36223bb8becff20449a9b1647d5a1a99b14c83f0cceGlenn Kasten 363be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpBase(int fd, const Vector<String16>& args); 364be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpEffectChains(int fd, const Vector<String16>& args); 36565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 366feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent void clearPowerManager(); 367feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent 36865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // base for record and playback 369288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten class TrackBase : public ExtendedAudioBufferProvider, public RefBase { 37065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 37165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 37265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian enum track_state { 37365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian IDLE, 37465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian TERMINATED, 3752986460984580833161bdaabc7f17da1005a8961Eric Laurent FLUSHED, 37665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian STOPPED, 377d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten // next 2 states are currently used for fast tracks only 378d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten STOPPING_1, // waiting for first underrun 379d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten STOPPING_2, // waiting for presentation complete 38065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RESUMING, 38165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian ACTIVE, 38265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian PAUSING, 38365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian PAUSED 38465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 38565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 3869eaa55756c5b245970447019250ce852f5189525Glenn Kasten TrackBase(ThreadBase *thread, 38765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<Client>& client, 38865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 38958f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 390254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 39165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int frameCount, 39265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IMemory>& sharedBuffer, 39365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int sessionId); 394c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~TrackBase(); 39565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 3960ec23ce0d1ff79566c402bc30df3074f6e25a22bGlenn Kasten virtual status_t start(AudioSystem::sync_event_t event, 3970ec23ce0d1ff79566c402bc30df3074f6e25a22bGlenn Kasten int triggerSession) = 0; 39865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop() = 0; 399c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten sp<IMemory> getCblk() const { return mCblkMemory; } 40065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian audio_track_cblk_t* cblk() const { return mCblk; } 401c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int sessionId() const { return mSessionId; } 402a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 40365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 40465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 40565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian TrackBase(const TrackBase&); 40665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian TrackBase& operator = (const TrackBase&); 40765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 40801c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // AudioBufferProvider interface 40901c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts) = 0; 41065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer); 41165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 412288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // ExtendedAudioBufferProvider interface is only needed for Track, 413288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // but putting it in TrackBase avoids the complexity of virtual inheritance 414288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten virtual size_t framesReady() const { return SIZE_MAX; } 415288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten 41658f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format() const { 41765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mFormat; 41865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 41965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 420c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int channelCount() const { return mChannelCount; } 42165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 422254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask() const { return mChannelMask; } 4230d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi 424c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int sampleRate() const; // FIXME inline after cblk sr moved 42565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4266648821933dc06c0b09ab2c8b32135edddcd4291Glenn Kasten // Return a pointer to the start of a contiguous slice of the track buffer. 4276648821933dc06c0b09ab2c8b32135edddcd4291Glenn Kasten // Parameter 'offset' is the requested start position, expressed in 4286648821933dc06c0b09ab2c8b32135edddcd4291Glenn Kasten // monotonically increasing frame units relative to the track epoch. 4296648821933dc06c0b09ab2c8b32135edddcd4291Glenn Kasten // Parameter 'frames' is the requested length, also in frame units. 4306648821933dc06c0b09ab2c8b32135edddcd4291Glenn Kasten // Always returns non-NULL. It is the caller's responsibility to 4316648821933dc06c0b09ab2c8b32135edddcd4291Glenn Kasten // verify that this will be successful; the result of calling this 4326648821933dc06c0b09ab2c8b32135edddcd4291Glenn Kasten // function with invalid 'offset' or 'frames' is undefined. 43365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void* getBuffer(uint32_t offset, uint32_t frames) const; 43465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 43565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool isStopped() const { 4362986460984580833161bdaabc7f17da1005a8961Eric Laurent return (mState == STOPPED || mState == FLUSHED); 43765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 43865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 439d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten // for fast tracks only 440d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten bool isStopping() const { 441d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten return mState == STOPPING_1 || mState == STOPPING_2; 442d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten } 443d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten bool isStopping_1() const { 444d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten return mState == STOPPING_1; 445d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten } 446d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten bool isStopping_2() const { 447d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten return mState == STOPPING_2; 448d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten } 449d08f48c2ad2941d62b313007955c7145075d562cGlenn Kasten 45065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool isTerminated() const { 45165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mState == TERMINATED; 45265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 45365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 45465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool step(); 45565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void reset(); 45665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 45784afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const wp<ThreadBase> mThread; 45884afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten /*const*/ sp<Client> mClient; // see explanation at ~TrackBase() why not const 45965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<IMemory> mCblkMemory; 46065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian audio_track_cblk_t* mCblk; 461c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten void* mBuffer; // start of track buffer, typically in shared memory 462c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten void* mBufferEnd; // &mBuffer[mFrameCount * frameSize], where frameSize 463c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // is based on mChannelCount and 16-bit samples 46465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t mFrameCount; 46565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // we don't really need a lock for these 466b853e986caf43408ad95b9014f194aadff385e3cGlenn Kasten track_state mState; 46758912562617941964939a4182cda71eaeb153d4bGlenn Kasten const uint32_t mSampleRate; // initial sample rate only; for tracks which 46858912562617941964939a4182cda71eaeb153d4bGlenn Kasten // support dynamic rates, the current value is in control block 46984afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const audio_format_t mFormat; 4705cf034d92d901169ca6e36c90475f40715827fcdGlenn Kasten bool mStepServerFailed; 47184afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const int mSessionId; 4720d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi uint8_t mChannelCount; 473254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t mChannelMask; 474a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent Vector < sp<SyncEvent> >mSyncEvents; 47565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 47665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 477896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent enum { 478896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent CFG_EVENT_IO, 479896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent CFG_EVENT_PRIO 480896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent }; 481896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent 48265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class ConfigEvent { 48365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 484896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent ConfigEvent(int type) : mType(type) {} 485896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent virtual ~ConfigEvent() {} 486896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent 487896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent int type() const { return mType; } 488896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent 489896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent virtual void dump(char *buffer, size_t size) = 0; 490896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent 491896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent private: 492896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent const int mType; 493896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent }; 494896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent 495896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent class IoConfigEvent : public ConfigEvent { 496896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent public: 497896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent IoConfigEvent(int event, int param) : 498896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent ConfigEvent(CFG_EVENT_IO), mEvent(event), mParam(event) {} 499896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent virtual ~IoConfigEvent() {} 500896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent 501896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent int event() const { return mEvent; } 502896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent int param() const { return mParam; } 503896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent 504896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent virtual void dump(char *buffer, size_t size) { 505896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent snprintf(buffer, size, "IO event: event %d, param %d\n", mEvent, mParam); 506896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent } 507896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent 508896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent private: 509896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent const int mEvent; 510896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent const int mParam; 511896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent }; 512896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent 513896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent class PrioConfigEvent : public ConfigEvent { 514896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent public: 515896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent PrioConfigEvent(pid_t pid, pid_t tid, int32_t prio) : 516896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent ConfigEvent(CFG_EVENT_PRIO), mPid(pid), mTid(tid), mPrio(prio) {} 517896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent virtual ~PrioConfigEvent() {} 51865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 519896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent pid_t pid() const { return mPid; } 520896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent pid_t tid() const { return mTid; } 521896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent int32_t prio() const { return mPrio; } 522896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent 523896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent virtual void dump(char *buffer, size_t size) { 524896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent snprintf(buffer, size, "Prio event: pid %d, tid %d, prio %d\n", mPid, mTid, mPrio); 525896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent } 526896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent 527896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent private: 528896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent const pid_t mPid; 529896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent const pid_t mTid; 530896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent const int32_t mPrio; 53165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 53265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 533896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent 534feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent class PMDeathRecipient : public IBinder::DeathRecipient { 535feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent public: 536feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent PMDeathRecipient(const wp<ThreadBase>& thread) : mThread(thread) {} 537feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent virtual ~PMDeathRecipient() {} 538feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent 539feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent // IBinder::DeathRecipient 540feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent virtual void binderDied(const wp<IBinder>& who); 541feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent 542feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent private: 543feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent PMDeathRecipient(const PMDeathRecipient&); 544feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent PMDeathRecipient& operator = (const PMDeathRecipient&); 545feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent 546feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent wp<ThreadBase> mThread; 547feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent }; 548feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent 5497c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual status_t initCheck() const = 0; 55001542f2704f39956da09ae2840e192dab760091fGlenn Kasten 55101542f2704f39956da09ae2840e192dab760091fGlenn Kasten // static externally-visible 55223bb8becff20449a9b1647d5a1a99b14c83f0cceGlenn Kasten type_t type() const { return mType; } 55301542f2704f39956da09ae2840e192dab760091fGlenn Kasten audio_io_handle_t id() const { return mId;} 55401542f2704f39956da09ae2840e192dab760091fGlenn Kasten 55501542f2704f39956da09ae2840e192dab760091fGlenn Kasten // dynamic externally-visible 556c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten uint32_t sampleRate() const { return mSampleRate; } 557c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int channelCount() const { return mChannelCount; } 558254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask() const { return mChannelMask; } 559c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten audio_format_t format() const { return mFormat; } 56058912562617941964939a4182cda71eaeb153d4bGlenn Kasten // Called by AudioFlinger::frameCount(audio_io_handle_t output) and effects, 561cc0f1cfb69ce8b8985fc2c0984847a06a13ad22dGlenn Kasten // and returns the normal mix buffer's frame count. 56258912562617941964939a4182cda71eaeb153d4bGlenn Kasten size_t frameCount() const { return mNormalFrameCount; } 563cc0f1cfb69ce8b8985fc2c0984847a06a13ad22dGlenn Kasten // Return's the HAL's frame count i.e. fast mixer buffer size. 564cc0f1cfb69ce8b8985fc2c0984847a06a13ad22dGlenn Kasten size_t frameCountHAL() const { return mFrameCount; } 56501542f2704f39956da09ae2840e192dab760091fGlenn Kasten 566b28686f95daee16edeb5f39af2cd5274ac3dc99fGlenn Kasten // Should be "virtual status_t requestExitAndWait()" and override same 567b28686f95daee16edeb5f39af2cd5274ac3dc99fGlenn Kasten // method in Thread, but Thread::requestExitAndWait() is not yet virtual. 56865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void exit(); 56965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool checkForNewParameters_l() = 0; 57065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setParameters(const String8& keyValuePairs); 57165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual String8 getParameters(const String8& keys) = 0; 57265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void audioConfigChanged_l(int event, int param = 0) = 0; 573896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent void sendIoConfigEvent(int event, int param = 0); 574896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent void sendIoConfigEvent_l(int event, int param = 0); 575896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent void sendPrioConfigEvent_l(pid_t pid, pid_t tid, int32_t prio); 57665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void processConfigEvents(); 57701542f2704f39956da09ae2840e192dab760091fGlenn Kasten 578f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent // see note at declaration of mStandby, mOutDevice and mInDevice 57902fe1bf923bbe5789202dbd5810e2c04794562e6Glenn Kasten bool standby() const { return mStandby; } 580f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent audio_devices_t outDevice() const { return mOutDevice; } 581f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent audio_devices_t inDevice() const { return mInDevice; } 58201542f2704f39956da09ae2840e192dab760091fGlenn Kasten 5830bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual audio_stream_t* stream() const = 0; 5847c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 5857c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent sp<EffectHandle> createEffect_l( 5867c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent const sp<AudioFlinger::Client>& client, 5877c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent const sp<IEffectClient>& effectClient, 5887c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent int32_t priority, 5897c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent int sessionId, 5907c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent effect_descriptor_t *desc, 5917c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent int *enabled, 5927c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent status_t *status); 5937c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent void disconnectEffect(const sp< EffectModule>& effect, 594a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent EffectHandle *handle, 59558123c3a8b5f34f9d1f70264a3c568ed90288501Glenn Kasten bool unpinIfLast); 5967c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 5977c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // return values for hasAudioSession (bit field) 5987c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent enum effect_state { 5997c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent EFFECT_SESSION = 0x1, // the audio session corresponds to at least one 6007c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // effect 6017c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent TRACK_SESSION = 0x2 // the audio session corresponds to at least one 6027c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // track 6037c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent }; 6047c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 6057c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // get effect chain corresponding to session Id. 6067c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent sp<EffectChain> getEffectChain(int sessionId); 6077c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // same as getEffectChain() but must be called with ThreadBase mutex locked 608106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten sp<EffectChain> getEffectChain_l(int sessionId) const; 6097c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // add an effect chain to the chain list (mEffectChains) 6107c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain) = 0; 6117c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // remove an effect chain from the chain list (mEffectChains) 6127c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain) = 0; 613d805b718b1fd2d5407ef665c8d4bb42e63dc71a9Glenn Kasten // lock all effect chains Mutexes. Must be called before releasing the 6147c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // ThreadBase mutex before processing the mixer and effects. This guarantees the 6157c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // integrity of the chains during the process. 616d805b718b1fd2d5407ef665c8d4bb42e63dc71a9Glenn Kasten // Also sets the parameter 'effectChains' to current value of mEffectChains. 617e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten void lockEffectChains_l(Vector< sp<EffectChain> >& effectChains); 6187c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // unlock effect chains after process 619e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten void unlockEffectChains(const Vector< sp<EffectChain> >& effectChains); 6207c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // set audio mode to all effect chains 621f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten void setMode(audio_mode_t mode); 6227c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // get effect module with corresponding ID on specified audio session 623717e128691f083a9469a1d0e363ac6ecd5c65d58Eric Laurent sp<AudioFlinger::EffectModule> getEffect(int sessionId, int effectId); 6247c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent sp<AudioFlinger::EffectModule> getEffect_l(int sessionId, int effectId); 6257c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // add and effect module. Also creates the effect chain is none exists for 6267c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // the effects audio session 6277c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent status_t addEffect_l(const sp< EffectModule>& effect); 6287c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // remove and effect module. Also removes the effect chain is this was the last 6297c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // effect 6307c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent void removeEffect_l(const sp< EffectModule>& effect); 6317c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // detach all tracks connected to an auxiliary effect 6327c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual void detachAuxEffect_l(int effectId) {} 6337c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // returns either EFFECT_SESSION if effects on this audio session exist in one 6347c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // chain, or TRACK_SESSION if tracks on this audio session exist, or both 635106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten virtual uint32_t hasAudioSession(int sessionId) const = 0; 6367c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // the value returned by default implementation is not important as the 6377c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent // strategy is only meaningful for PlaybackThread which implements this method 6387c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual uint32_t getStrategyForSession_l(int sessionId) { return 0; } 63965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 64059255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // suspend or restore effect according to the type of effect passed. a NULL 64159255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // type pointer means suspend all effects in the session 64259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent void setEffectSuspended(const effect_uuid_t *type, 64359255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent bool suspend, 64459255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 64559255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // check if some effects must be suspended/restored when an effect is enabled 64659255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // or disabled 647a85a74a8219c03f2b1d1ef98f3f02e55f89f89a3Eric Laurent void checkSuspendOnEffectEnabled(const sp<EffectModule>& effect, 64859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent bool enabled, 64959255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 650a85a74a8219c03f2b1d1ef98f3f02e55f89f89a3Eric Laurent void checkSuspendOnEffectEnabled_l(const sp<EffectModule>& effect, 651a85a74a8219c03f2b1d1ef98f3f02e55f89f89a3Eric Laurent bool enabled, 652a85a74a8219c03f2b1d1ef98f3f02e55f89f89a3Eric Laurent int sessionId = AUDIO_SESSION_OUTPUT_MIX); 653a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 654a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event) = 0; 655106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const = 0; 656a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 657a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 65865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mutable Mutex mLock; 65965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 66065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 66165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 66259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // entry describing an effect being suspended in mSuspendedSessions keyed vector 66359255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent class SuspendedSessionDesc : public RefBase { 66459255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent public: 66559255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent SuspendedSessionDesc() : mRefCount(0) {} 66659255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 66759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent int mRefCount; // number of active suspend requests 66859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent effect_uuid_t mType; // effect type UUID 66959255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent }; 67059255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 671feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent void acquireWakeLock(); 672feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent void acquireWakeLock_l(); 673feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent void releaseWakeLock(); 674feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent void releaseWakeLock_l(); 67559255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent void setEffectSuspended_l(const effect_uuid_t *type, 67659255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent bool suspend, 6770a7af18d0308295405491f86603e3d119450aba0Glenn Kasten int sessionId); 67859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // updated mSuspendedSessions when an effect suspended or restored 67959255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent void updateSuspendedSessions_l(const effect_uuid_t *type, 68059255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent bool suspend, 68159255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent int sessionId); 68259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // check if some effects must be suspended when an effect chain is added 68359255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent void checkSuspendOnAddEffectChain_l(const sp<EffectChain>& chain); 684feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent 6852bfc6b42b3733c12485dd51ed95191956abc3e4eJean-Michel Trivi virtual void preExit() { } 6862bfc6b42b3733c12485dd51ed95191956abc3e4eJean-Michel Trivi 6871998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class AudioFlinger; // for mEffectChains 68865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 68923bb8becff20449a9b1647d5a1a99b14c83f0cceGlenn Kasten const type_t mType; 690cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten 691cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // Used by parameters, config events, addTrack_l, exit 69265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Condition mWaitWorkCV; 693cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten 69484afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<AudioFlinger> mAudioFlinger; 69565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t mSampleRate; 69658912562617941964939a4182cda71eaeb153d4bGlenn Kasten size_t mFrameCount; // output HAL, direct output, record 69758912562617941964939a4182cda71eaeb153d4bGlenn Kasten size_t mNormalFrameCount; // normal mixer and effects 698254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t mChannelMask; 69965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint16_t mChannelCount; 700b9980659501d0428d65d8292f3c32da69d37fbd2Glenn Kasten size_t mFrameSize; 70158f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t mFormat; 702cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten 703cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // Parameter sequence by client: binder thread calling setParameters(): 704cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 1. Lock mLock 705cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 2. Append to mNewParameters 706cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 3. mWaitWorkCV.signal 707cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 4. mParamCond.waitRelative with timeout 708cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 5. read mParamStatus 709cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 6. mWaitWorkCV.signal 710cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 7. Unlock 711cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 712cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // Parameter sequence by server: threadLoop calling checkForNewParameters_l(): 713cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 1. Lock mLock 714cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 2. If there is an entry in mNewParameters proceed ... 715cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 2. Read first entry in mNewParameters 716cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 3. Process 717cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 4. Remove first entry from mNewParameters 718cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 5. Set mParamStatus 719cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 6. mParamCond.signal 720cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 7. mWaitWorkCV.wait with timeout (this is to avoid overwriting mParamStatus) 721cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 8. Unlock 72265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Condition mParamCond; 72365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Vector<String8> mNewParameters; 72465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t mParamStatus; 725cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten 726896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent Vector<ConfigEvent *> mConfigEvents; 72701542f2704f39956da09ae2840e192dab760091fGlenn Kasten 72801542f2704f39956da09ae2840e192dab760091fGlenn Kasten // These fields are written and read by thread itself without lock or barrier, 729f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent // and read by other threads without lock or barrier via standby() , outDevice() 730f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent // and inDevice(). 73101542f2704f39956da09ae2840e192dab760091fGlenn Kasten // Because of the absence of a lock or barrier, any other thread that reads 73201542f2704f39956da09ae2840e192dab760091fGlenn Kasten // these fields must use the information in isolation, or be prepared to deal 73301542f2704f39956da09ae2840e192dab760091fGlenn Kasten // with possibility that it might be inconsistent with other information. 73401542f2704f39956da09ae2840e192dab760091fGlenn Kasten bool mStandby; // Whether thread is currently in standby. 735f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent audio_devices_t mOutDevice; // output device 736f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent audio_devices_t mInDevice; // input device 73757b2dd1e78af53115985f18d31ec5421c9da947eEric Laurent audio_source_t mAudioSource; // (see audio.h, audio_source_t) 73801542f2704f39956da09ae2840e192dab760091fGlenn Kasten 73972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten const audio_io_handle_t mId; 7407c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent Vector< sp<EffectChain> > mEffectChains; 74101542f2704f39956da09ae2840e192dab760091fGlenn Kasten 742480b46802bef1371d5caa16ad5454fce04769c57Glenn Kasten static const int kNameLength = 16; // prctl(PR_SET_NAME) limit 743feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent char mName[kNameLength]; 744feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent sp<IPowerManager> mPowerManager; 745feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent sp<IBinder> mWakeLockToken; 74684afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<PMDeathRecipient> mDeathRecipient; 74759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // list of suspended effects per session and per type. The first vector is 74859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // keyed by session ID, the second by type UUID timeLow field 74959255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent KeyedVector< int, KeyedVector< int, sp<SuspendedSessionDesc> > > mSuspendedSessions; 75065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 75165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 752b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten struct stream_type_t { 753b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten stream_type_t() 754b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten : volume(1.0f), 7551a9ed11a472493cac7f6dfcbfac2064526a493edEric Laurent mute(false) 756b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten { 757b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten } 758b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten float volume; 759b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten bool mute; 760b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten }; 761b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten 76265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // --- PlaybackThread --- 76365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class PlaybackThread : public ThreadBase { 76465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 76565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 76665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian enum mixer_state { 767d805b718b1fd2d5407ef665c8d4bb42e63dc71a9Glenn Kasten MIXER_IDLE, // no active tracks 768d805b718b1fd2d5407ef665c8d4bb42e63dc71a9Glenn Kasten MIXER_TRACKS_ENABLED, // at least one active track, but no track has any data ready 769d805b718b1fd2d5407ef665c8d4bb42e63dc71a9Glenn Kasten MIXER_TRACKS_READY // at least one active track, and at least one track has data 770d805b718b1fd2d5407ef665c8d4bb42e63dc71a9Glenn Kasten // standby mode does not have an enum value 771d805b718b1fd2d5407ef665c8d4bb42e63dc71a9Glenn Kasten // suspend by audio policy manager is orthogonal to mixer state 77265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 77365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 77465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // playback track 77558912562617941964939a4182cda71eaeb153d4bGlenn Kasten class Track : public TrackBase, public VolumeProvider { 77665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 7779eaa55756c5b245970447019250ce852f5189525Glenn Kasten Track( PlaybackThread *thread, 77865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<Client>& client, 779fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 78065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 78158f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 782254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 78365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int frameCount, 78465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IMemory>& sharedBuffer, 78573d227557ba5192735356bacab9f77b44980793bGlenn Kasten int sessionId, 78673d227557ba5192735356bacab9f77b44980793bGlenn Kasten IAudioFlinger::track_flags_t flags); 787c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~Track(); 78865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 789288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten static void appendDumpHeader(String8& result); 79065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void dump(char* buffer, size_t size); 7913acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten virtual status_t start(AudioSystem::sync_event_t event = AudioSystem::SYNC_EVENT_NONE, 792a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession = 0); 79365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 79465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void pause(); 79565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 79665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void flush(); 79765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void destroy(); 79865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void mute(bool); 7999f34a36d9cdb9595c288e50ffe00da038bc8abb9Glenn Kasten int name() const { return mName; } 80065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 80102bbd20cece1785c223ac4ca2ddc635931a80673Glenn Kasten audio_stream_type_t streamType() const { 80265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mStreamType; 80365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 80465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t attachAuxEffect(int EffectId); 80565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setAuxBuffer(int EffectId, int32_t *buffer); 806c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int32_t *auxBuffer() const { return mAuxBuffer; } 80765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setMainBuffer(int16_t *buffer) { mMainBuffer = buffer; } 808c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int16_t *mainBuffer() const { return mMainBuffer; } 809c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int auxEffectId() const { return mAuxEffectId; } 81065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 81158912562617941964939a4182cda71eaeb153d4bGlenn Kasten // implement FastMixerState::VolumeProvider interface 81258912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual uint32_t getVolumeLR(); 8132986460984580833161bdaabc7f17da1005a8961Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 81473d227557ba5192735356bacab9f77b44980793bGlenn Kasten 81565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 8161998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten // for numerous 81765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian friend class PlaybackThread; 81865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian friend class MixerThread; 81965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian friend class DirectOutputThread; 82065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 82165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Track(const Track&); 82265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Track& operator = (const Track&); 82365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 82401c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // AudioBufferProvider interface 82501c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts = kInvalidPTS); 82601c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // releaseBuffer() not overridden 82701c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten 828288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten virtual size_t framesReady() const; 8294ff14bae91075eb274eb1c2975982358946e7e63John Grossman 830c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool isMuted() const { return mMute; } 83165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool isPausing() const { 83265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mState == PAUSING; 83365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 83465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool isPaused() const { 83565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mState == PAUSED; 83665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 837288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten bool isResuming() const { 838288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten return mState == RESUMING; 839288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten } 84065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool isReady() const; 84165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setPaused() { mState = PAUSED; } 84265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void reset(); 84365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 84465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool isOutputTrack() const { 845fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin return (mStreamType == AUDIO_STREAM_CNT); 84665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 84765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 84883faee053cfd4251dbb591b62039f563ffdac399Eric Laurent sp<IMemory> sharedBuffer() const { return mSharedBuffer; } 84983faee053cfd4251dbb591b62039f563ffdac399Eric Laurent 850a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent bool presentationComplete(size_t framesWritten, size_t audioHalFrames); 851a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 8521998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten public: 8532986460984580833161bdaabc7f17da1005a8961Eric Laurent void triggerEvents(AudioSystem::sync_event_t type); 8544ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual bool isTimedTrack() const { return false; } 85558912562617941964939a4182cda71eaeb153d4bGlenn Kasten bool isFastTrack() const { return (mFlags & IAudioFlinger::TRACK_FAST) != 0; } 856a34f8ec169986c5a28600c0decaa4e2db70df8e4Glenn Kasten 8571998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten protected: 8584ff14bae91075eb274eb1c2975982358946e7e63John Grossman 859a34f8ec169986c5a28600c0decaa4e2db70df8e4Glenn Kasten // written by Track::mute() called by binder thread(s), without a mutex or barrier. 860a34f8ec169986c5a28600c0decaa4e2db70df8e4Glenn Kasten // read by Track::isMuted() called by playback thread, also without a mutex or barrier. 861a34f8ec169986c5a28600c0decaa4e2db70df8e4Glenn Kasten // The lack of mutex or barrier is safe because the mute status is only used by itself. 862a34f8ec169986c5a28600c0decaa4e2db70df8e4Glenn Kasten bool mMute; 863a34f8ec169986c5a28600c0decaa4e2db70df8e4Glenn Kasten 86465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // FILLED state is used for suppressing volume ramp at begin of playing 86558912562617941964939a4182cda71eaeb153d4bGlenn Kasten enum {FS_INVALID, FS_FILLING, FS_FILLED, FS_ACTIVE}; 86665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mutable uint8_t mFillingUpStatus; 86765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int8_t mRetryCount; 868f99590187e2e3f1cf6f093063170edec269cac5dGlenn Kasten const sp<IMemory> mSharedBuffer; 86965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mResetDone; 870f99590187e2e3f1cf6f093063170edec269cac5dGlenn Kasten const audio_stream_type_t mStreamType; 871288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten int mName; // track name on the normal mixer, 872288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // allocated statically at track creation time, 873288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // and is even allocated (though unused) for fast tracks 874893a05479c96f911d02beb0443da3ed6508143a7Glenn Kasten // FIXME don't allocate track name for fast tracks 87565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *mMainBuffer; 87665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t *mAuxBuffer; 87765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int mAuxEffectId; 8788f45bd725549436eeacd12ee69349e2332ed8da5Eric Laurent bool mHasVolumeController; 879a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent size_t mPresentationCompleteFrames; // number of frames written to the audio HAL 880a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // when this track will be fully rendered 88173d227557ba5192735356bacab9f77b44980793bGlenn Kasten private: 88273d227557ba5192735356bacab9f77b44980793bGlenn Kasten IAudioFlinger::track_flags_t mFlags; 883288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten 884288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // The following fields are only for fast tracks, and should be in a subclass 885288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten int mFastIndex; // index within FastMixerState::mFastTracks[]; 886893a05479c96f911d02beb0443da3ed6508143a7Glenn Kasten // either mFastIndex == -1 if not isFastTrack() 887288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // or 0 < mFastIndex < FastMixerState::kMaxFast because 888288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // index 0 is reserved for normal mixer's submix; 889288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // index is allocated statically at track creation time 890288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // but the slot is only used if track is active 89109474df67278c0cd621b57c4aef1deaec4d8447fGlenn Kasten FastTrackUnderruns mObservedUnderruns; // Most recently observed value of 892288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // mFastMixerDumpState.mTracks[mFastIndex].mUnderruns 893288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten uint32_t mUnderrunCount; // Counter of total number of underruns, never reset 89458912562617941964939a4182cda71eaeb153d4bGlenn Kasten volatile float mCachedVolume; // combined master volume and stream type volume; 89558912562617941964939a4182cda71eaeb153d4bGlenn Kasten // 'volatile' means accessed without lock or 89658912562617941964939a4182cda71eaeb153d4bGlenn Kasten // barrier, but is read/written atomically 89765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; // end of Track 89865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 8994ff14bae91075eb274eb1c2975982358946e7e63John Grossman class TimedTrack : public Track { 9004ff14bae91075eb274eb1c2975982358946e7e63John Grossman public: 9019eaa55756c5b245970447019250ce852f5189525Glenn Kasten static sp<TimedTrack> create(PlaybackThread *thread, 9024ff14bae91075eb274eb1c2975982358946e7e63John Grossman const sp<Client>& client, 9034ff14bae91075eb274eb1c2975982358946e7e63John Grossman audio_stream_type_t streamType, 9044ff14bae91075eb274eb1c2975982358946e7e63John Grossman uint32_t sampleRate, 9054ff14bae91075eb274eb1c2975982358946e7e63John Grossman audio_format_t format, 906254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 9074ff14bae91075eb274eb1c2975982358946e7e63John Grossman int frameCount, 9084ff14bae91075eb274eb1c2975982358946e7e63John Grossman const sp<IMemory>& sharedBuffer, 9094ff14bae91075eb274eb1c2975982358946e7e63John Grossman int sessionId); 910d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten virtual ~TimedTrack(); 9114ff14bae91075eb274eb1c2975982358946e7e63John Grossman 9124ff14bae91075eb274eb1c2975982358946e7e63John Grossman class TimedBuffer { 9134ff14bae91075eb274eb1c2975982358946e7e63John Grossman public: 9144ff14bae91075eb274eb1c2975982358946e7e63John Grossman TimedBuffer(); 9154ff14bae91075eb274eb1c2975982358946e7e63John Grossman TimedBuffer(const sp<IMemory>& buffer, int64_t pts); 9164ff14bae91075eb274eb1c2975982358946e7e63John Grossman const sp<IMemory>& buffer() const { return mBuffer; } 9174ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t pts() const { return mPTS; } 9181c345196edc61694f29307a1826a64a0d26028dcJohn Grossman uint32_t position() const { return mPosition; } 9191c345196edc61694f29307a1826a64a0d26028dcJohn Grossman void setPosition(uint32_t pos) { mPosition = pos; } 9204ff14bae91075eb274eb1c2975982358946e7e63John Grossman private: 9214ff14bae91075eb274eb1c2975982358946e7e63John Grossman sp<IMemory> mBuffer; 9221c345196edc61694f29307a1826a64a0d26028dcJohn Grossman int64_t mPTS; 9231c345196edc61694f29307a1826a64a0d26028dcJohn Grossman uint32_t mPosition; 9244ff14bae91075eb274eb1c2975982358946e7e63John Grossman }; 9254ff14bae91075eb274eb1c2975982358946e7e63John Grossman 9261c345196edc61694f29307a1826a64a0d26028dcJohn Grossman // Mixer facing methods. 9274ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual bool isTimedTrack() const { return true; } 928288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten virtual size_t framesReady() const; 9294ff14bae91075eb274eb1c2975982358946e7e63John Grossman 93001c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // AudioBufferProvider interface 9311c345196edc61694f29307a1826a64a0d26028dcJohn Grossman virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, 9321c345196edc61694f29307a1826a64a0d26028dcJohn Grossman int64_t pts); 9334ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer); 9344ff14bae91075eb274eb1c2975982358946e7e63John Grossman 9351c345196edc61694f29307a1826a64a0d26028dcJohn Grossman // Client/App facing methods. 9364ff14bae91075eb274eb1c2975982358946e7e63John Grossman status_t allocateTimedBuffer(size_t size, 9374ff14bae91075eb274eb1c2975982358946e7e63John Grossman sp<IMemory>* buffer); 9384ff14bae91075eb274eb1c2975982358946e7e63John Grossman status_t queueTimedBuffer(const sp<IMemory>& buffer, 9394ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t pts); 9404ff14bae91075eb274eb1c2975982358946e7e63John Grossman status_t setMediaTimeTransform(const LinearTransform& xform, 9414ff14bae91075eb274eb1c2975982358946e7e63John Grossman TimedAudioTrack::TargetTimeline target); 9424ff14bae91075eb274eb1c2975982358946e7e63John Grossman 9434ff14bae91075eb274eb1c2975982358946e7e63John Grossman private: 9449eaa55756c5b245970447019250ce852f5189525Glenn Kasten TimedTrack(PlaybackThread *thread, 9454ff14bae91075eb274eb1c2975982358946e7e63John Grossman const sp<Client>& client, 9464ff14bae91075eb274eb1c2975982358946e7e63John Grossman audio_stream_type_t streamType, 9474ff14bae91075eb274eb1c2975982358946e7e63John Grossman uint32_t sampleRate, 9484ff14bae91075eb274eb1c2975982358946e7e63John Grossman audio_format_t format, 949254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 9504ff14bae91075eb274eb1c2975982358946e7e63John Grossman int frameCount, 9514ff14bae91075eb274eb1c2975982358946e7e63John Grossman const sp<IMemory>& sharedBuffer, 9524ff14bae91075eb274eb1c2975982358946e7e63John Grossman int sessionId); 9534ff14bae91075eb274eb1c2975982358946e7e63John Grossman 9541c345196edc61694f29307a1826a64a0d26028dcJohn Grossman void timedYieldSamples_l(AudioBufferProvider::Buffer* buffer); 9551c345196edc61694f29307a1826a64a0d26028dcJohn Grossman void timedYieldSilence_l(uint32_t numFrames, 9561c345196edc61694f29307a1826a64a0d26028dcJohn Grossman AudioBufferProvider::Buffer* buffer); 9571c345196edc61694f29307a1826a64a0d26028dcJohn Grossman void trimTimedBufferQueue_l(); 9581c345196edc61694f29307a1826a64a0d26028dcJohn Grossman void trimTimedBufferQueueHead_l(const char* logTag); 9591c345196edc61694f29307a1826a64a0d26028dcJohn Grossman void updateFramesPendingAfterTrim_l(const TimedBuffer& buf, 9601c345196edc61694f29307a1826a64a0d26028dcJohn Grossman const char* logTag); 9611c345196edc61694f29307a1826a64a0d26028dcJohn Grossman 9624ff14bae91075eb274eb1c2975982358946e7e63John Grossman uint64_t mLocalTimeFreq; 9634ff14bae91075eb274eb1c2975982358946e7e63John Grossman LinearTransform mLocalTimeToSampleTransform; 9649fbdee13d09447550dd22ae72c2dbabdce7f0a80John Grossman LinearTransform mMediaTimeToSampleTransform; 9654ff14bae91075eb274eb1c2975982358946e7e63John Grossman sp<MemoryDealer> mTimedMemoryDealer; 9669fbdee13d09447550dd22ae72c2dbabdce7f0a80John Grossman 9674ff14bae91075eb274eb1c2975982358946e7e63John Grossman Vector<TimedBuffer> mTimedBufferQueue; 9689fbdee13d09447550dd22ae72c2dbabdce7f0a80John Grossman bool mQueueHeadInFlight; 9699fbdee13d09447550dd22ae72c2dbabdce7f0a80John Grossman bool mTrimQueueHeadOnRelease; 9701c345196edc61694f29307a1826a64a0d26028dcJohn Grossman uint32_t mFramesPendingInQueue; 9719fbdee13d09447550dd22ae72c2dbabdce7f0a80John Grossman 9724ff14bae91075eb274eb1c2975982358946e7e63John Grossman uint8_t* mTimedSilenceBuffer; 9734ff14bae91075eb274eb1c2975982358946e7e63John Grossman uint32_t mTimedSilenceBufferSize; 9744ff14bae91075eb274eb1c2975982358946e7e63John Grossman mutable Mutex mTimedBufferQueueLock; 9754ff14bae91075eb274eb1c2975982358946e7e63John Grossman bool mTimedAudioOutputOnTime; 9764ff14bae91075eb274eb1c2975982358946e7e63John Grossman CCHelper mCCHelper; 9774ff14bae91075eb274eb1c2975982358946e7e63John Grossman 9784ff14bae91075eb274eb1c2975982358946e7e63John Grossman Mutex mMediaTimeTransformLock; 9794ff14bae91075eb274eb1c2975982358946e7e63John Grossman LinearTransform mMediaTimeTransform; 9804ff14bae91075eb274eb1c2975982358946e7e63John Grossman bool mMediaTimeTransformValid; 9814ff14bae91075eb274eb1c2975982358946e7e63John Grossman TimedAudioTrack::TargetTimeline mMediaTimeTransformTarget; 9824ff14bae91075eb274eb1c2975982358946e7e63John Grossman }; 9834ff14bae91075eb274eb1c2975982358946e7e63John Grossman 98465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 98565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // playback track 98665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class OutputTrack : public Track { 98765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 98865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 98965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class Buffer: public AudioBufferProvider::Buffer { 99065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 99165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *mBuffer; 99265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 99365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 9949eaa55756c5b245970447019250ce852f5189525Glenn Kasten OutputTrack(PlaybackThread *thread, 99565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian DuplicatingThread *sourceThread, 99665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 99758f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 998254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 99965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int frameCount); 1000c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~OutputTrack(); 100165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 10023acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten virtual status_t start(AudioSystem::sync_event_t event = AudioSystem::SYNC_EVENT_NONE, 1003a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession = 0); 100465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 100565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool write(int16_t* data, uint32_t frames); 1006a111792f1314479c649d1d44c30c2caf70c00c2aGlenn Kasten bool bufferQueueEmpty() const { return mBufferQueue.size() == 0; } 1007c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool isActive() const { return mActive; } 1008c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten const wp<ThreadBase>& thread() const { return mThread; } 100965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 101065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 101165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1012335787fe43596f38ea2fa50b24c54d0823a3fb1dGlenn Kasten enum { 1013335787fe43596f38ea2fa50b24c54d0823a3fb1dGlenn Kasten NO_MORE_BUFFERS = 0x80000001, // same in AudioTrack.h, ok to be different value 1014335787fe43596f38ea2fa50b24c54d0823a3fb1dGlenn Kasten }; 1015335787fe43596f38ea2fa50b24c54d0823a3fb1dGlenn Kasten 101665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t obtainBuffer(AudioBufferProvider::Buffer* buffer, uint32_t waitTimeMs); 101765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void clearBufferQueue(); 101865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 101965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Maximum number of pending buffers allocated by OutputTrack::write() 102065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian static const uint8_t kMaxOverFlowBuffers = 10; 102165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 102265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Vector < Buffer* > mBufferQueue; 102365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian AudioBufferProvider::Buffer mOutBuffer; 102465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mActive; 102584afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten DuplicatingThread* const mSourceThread; // for waitTimeMs() in write() 102665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; // end of OutputTrack 102765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 102872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten PlaybackThread (const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 1029bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten audio_io_handle_t id, audio_devices_t device, type_t type); 103065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~PlaybackThread(); 103165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1032be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dump(int fd, const Vector<String16>& args); 103365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 103465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Thread virtuals 103565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t readyToRun(); 1036000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual bool threadLoop(); 1037000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1038000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // RefBase 103965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void onFirstRef(); 104065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1041000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kastenprotected: 1042000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // Code snippets that were lifted up out of threadLoop() 1043000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_mix() = 0; 1044000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_sleepTime() = 0; 1045000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_write(); 1046000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_standby(); 104744a957f06400a338e7af20b3d16c4c4ae22a673cEric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 1048000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1049288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // prepareTracks_l reads and writes mActiveTracks, and returns 1050288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // the pending set of tracks to remove via Vector 'tracksToRemove'. The caller 1051288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // is responsible for clearing or destroying this Vector later on, when it 10521465f0c3df04c3166155a852a6a5c10069c1fd0aGlenn Kasten // is safe to do so. That will drop the final ref count and destroy the tracks. 10531465f0c3df04c3166155a852a6a5c10069c1fd0aGlenn Kasten virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove) = 0; 1054000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 10552bfc6b42b3733c12485dd51ed95191956abc3e4eJean-Michel Trivi // ThreadBase virtuals 10562bfc6b42b3733c12485dd51ed95191956abc3e4eJean-Michel Trivi virtual void preExit(); 10572bfc6b42b3733c12485dd51ed95191956abc3e4eJean-Michel Trivi 1058000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kastenpublic: 1059000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1060e0feee3da22beeffbd9357540e265f13b2119cbbGlenn Kasten virtual status_t initCheck() const { return (mOutput == NULL) ? NO_INIT : NO_ERROR; } 10617c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 1062688aac7675f18bdd7bff13334759e20bc4e6c390Glenn Kasten // return estimated latency in milliseconds, as reported by HAL 1063688aac7675f18bdd7bff13334759e20bc4e6c390Glenn Kasten uint32_t latency() const; 1064f06c2ed50e1db871ae9eb2bd15a196064f8c278cMarco Nelissen // same, but lock must already be held 1065f06c2ed50e1db871ae9eb2bd15a196064f8c278cMarco Nelissen uint32_t latency_l() const; 106665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 10676637baae4244aec731c4014da72418d330636ae1Glenn Kasten void setMasterVolume(float value); 10686637baae4244aec731c4014da72418d330636ae1Glenn Kasten void setMasterMute(bool muted); 106965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 10706637baae4244aec731c4014da72418d330636ae1Glenn Kasten void setStreamVolume(audio_stream_type_t stream, float value); 10716637baae4244aec731c4014da72418d330636ae1Glenn Kasten void setStreamMute(audio_stream_type_t stream, bool muted); 107265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 10736637baae4244aec731c4014da72418d330636ae1Glenn Kasten float streamVolume(audio_stream_type_t stream) const; 107465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 107565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<Track> createTrack_l( 107665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<AudioFlinger::Client>& client, 1077fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 107865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 107958f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 1080254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 108165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int frameCount, 108265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IMemory>& sharedBuffer, 108365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int sessionId, 108473d227557ba5192735356bacab9f77b44980793bGlenn Kasten IAudioFlinger::track_flags_t flags, 10853acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten pid_t tid, 108665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t *status); 108765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1088aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten AudioStreamOut* getOutput() const; 1089b8ba0a979067a4efb0b3819bf17770793e41c15eEric Laurent AudioStreamOut* clearOutput(); 10900bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual audio_stream_t* stream() const; 109165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 10921ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // a very large number of suspend() will eventually wraparound, but unlikely 10931ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten void suspend() { (void) android_atomic_inc(&mSuspended); } 10941ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten void restore() 10951ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten { 10961ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // if restore() is done without suspend(), get back into 10971ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // range so that the next suspend() will operate correctly 10981ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten if (android_atomic_dec(&mSuspended) <= 0) { 10991ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten android_atomic_release_store(0, &mSuspended); 11001ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten } 11011ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten } 11021ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten bool isSuspended() const 11031ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten { return android_atomic_acquire_load(&mSuspended) > 0; } 11041ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten 110565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual String8 getParameters(const String8& keys); 110665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void audioConfigChanged_l(int event, int param = 0); 1107688aac7675f18bdd7bff13334759e20bc4e6c390Glenn Kasten status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames); 1108c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int16_t *mixBuffer() const { return mMixBuffer; }; 110965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 11107c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual void detachAuxEffect_l(int effectId); 1111de070137f11d346fba77605bd76a44c040a618fcEric Laurent status_t attachAuxEffect(const sp<AudioFlinger::PlaybackThread::Track> track, 1112de070137f11d346fba77605bd76a44c040a618fcEric Laurent int EffectId); 1113de070137f11d346fba77605bd76a44c040a618fcEric Laurent status_t attachAuxEffect_l(const sp<AudioFlinger::PlaybackThread::Track> track, 1114de070137f11d346fba77605bd76a44c040a618fcEric Laurent int EffectId); 111565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 11167c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 11177c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 1118106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten virtual uint32_t hasAudioSession(int sessionId) const; 11197c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual uint32_t getStrategyForSession_l(int sessionId); 1120de070137f11d346fba77605bd76a44c040a618fcEric Laurent 11219f6530f53ae9eda43f4e7c1cb30d2379db00aa00Eric Laurent 1122a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 1123106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 112422167855ff9af7b13fda669ca27c67a037a7d585Eric Laurent void invalidateTracks(audio_stream_type_t streamType); 112522167855ff9af7b13fda669ca27c67a037a7d585Eric Laurent 1126a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 112765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 112865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t* mMixBuffer; 11291ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten 11301ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // suspend count, > 0 means suspended. While suspended, the thread continues to pull from 11311ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // tracks and mix, but doesn't write to HAL. A2DP and SCO HAL implementations can't handle 11321ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // concurrent use of both of them, so Audio Policy Service suspends one of the threads to 11331ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // workaround that restriction. 11341ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // 'volatile' means accessed via atomic operations and no lock. 11351ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten volatile int32_t mSuspended; 11361ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten 113765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int mBytesWritten; 11389806710f5d6722cfc5783c7eca3512451a0f2035Glenn Kasten private: 113999e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // mMasterMute is in both PlaybackThread and in AudioFlinger. When a 114099e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // PlaybackThread needs to find out if master-muted, it checks it's local 114199e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // copy rather than the one in AudioFlinger. This optimization saves a lock. 114265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mMasterMute; 11436637baae4244aec731c4014da72418d330636ae1Glenn Kasten void setMasterMute_l(bool muted) { mMasterMute = muted; } 11449806710f5d6722cfc5783c7eca3512451a0f2035Glenn Kasten protected: 1145288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten SortedVector< wp<Track> > mActiveTracks; // FIXME check if this could be sp<> 114665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 11477d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // Allocate a track name for a given channel mask. 11487d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // Returns name >= 0 if successful, -1 on failure. 1149fe3156ec6fd9fa57dde913fd8567530d095a6550Jean-Michel Trivi virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId) = 0; 115065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void deleteTrackName_l(int name) = 0; 11510bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten 11520bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten // Time to sleep between cycles when: 11530bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t activeSleepTimeUs() const; // mixer state MIXER_TRACKS_ENABLED 11540bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t idleSleepTimeUs() const = 0; // mixer state MIXER_IDLE 11550bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t suspendSleepTimeUs() const = 0; // audio policy manager suspended us 11560bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten // No sleep when mixer state == MIXER_TRACKS_READY; relies on audio HAL stream->write() 11570bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten // No sleep in standby mode; waits on a condition 115865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 115937d825e72a6c606553a745da1212590a425996d3Glenn Kasten // Code snippets that are temporarily lifted up out of threadLoop() until the merge 116037d825e72a6c606553a745da1212590a425996d3Glenn Kasten void checkSilentMode_l(); 116137d825e72a6c606553a745da1212590a425996d3Glenn Kasten 1162fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten // Non-trivial for DUPLICATING only 1163fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten virtual void saveOutputTracks() { } 1164fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten virtual void clearOutputTracks() { } 1165fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten 116666fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // Cache various calculated values, at threadLoop() entry and after a parameter change 116766fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten virtual void cacheParameters_l(); 116866fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten 1169e737cda649acbfa43fc1b74612a83f2fac9aa449Eric Laurent virtual uint32_t correctLatency(uint32_t latency) const; 1170e737cda649acbfa43fc1b74612a83f2fac9aa449Eric Laurent 117165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 117265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 11731998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class AudioFlinger; // for numerous 117465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 117565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian PlaybackThread(const Client&); 117665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian PlaybackThread& operator = (const PlaybackThread&); 117765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 117865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t addTrack_l(const sp<Track>& track); 117965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void destroyTrack_l(const sp<Track>& track); 1180b469b9490b3cd9e0f0466d9b9ab228f6c793b82eEric Laurent void removeTrack_l(const sp<Track>& track); 118165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 118265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void readOutputParameters(); 118365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1184be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten virtual void dumpInternals(int fd, const Vector<String16>& args); 1185be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpTracks(int fd, const Vector<String16>& args); 118665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 118765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian SortedVector< sp<Track> > mTracks; 1188263709e7be37c7040aaef385bc5c9389a9b5f514Glenn Kasten // mStreamTypes[] uses 1 additional stream type internally for the OutputTrack used by DuplicatingThread 1189fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin stream_type_t mStreamTypes[AUDIO_STREAM_CNT + 1]; 1190aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten AudioStreamOut *mOutput; 11919f34a36d9cdb9595c288e50ffe00da038bc8abb9Glenn Kasten 119265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian float mMasterVolume; 119365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian nsecs_t mLastWriteTime; 119465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int mNumWrites; 119565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int mNumDelayedWrites; 119665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mInWrite; 1197000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1198000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // FIXME rename these former local variables of threadLoop to standard "m" names 1199000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten nsecs_t standbyTime; 1200000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten size_t mixBufferSize; 120166fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten 120266fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // cached copies of activeSleepTimeUs() and idleSleepTimeUs() made by cacheParameters_l() 1203000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten uint32_t activeSleepTime; 1204000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten uint32_t idleSleepTime; 120566fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten 1206000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten uint32_t sleepTime; 1207fec279f5a0bfaa2a42e91ab6dfa0282baeee308bGlenn Kasten 1208fec279f5a0bfaa2a42e91ab6dfa0282baeee308bGlenn Kasten // mixer status returned by prepareTracks_l() 1209da747447c1d4b5205469b4e94485b8769df57a97Eric Laurent mixer_state mMixerStatus; // current cycle 1210da747447c1d4b5205469b4e94485b8769df57a97Eric Laurent // previous cycle when in prepareTracks_l() 1211810280460da5000785662f6c5b0c7ff3ee0a4cb3Glenn Kasten mixer_state mMixerStatusIgnoringFastTracks; 1212810280460da5000785662f6c5b0c7ff3ee0a4cb3Glenn Kasten // FIXME or a separate ready state per track 1213000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1214000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // FIXME move these declarations into the specific sub-class that needs them 1215000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // MIXER only 1216000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten uint32_t sleepTimeShift; 121766fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten 121866fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // same as AudioFlinger::mStandbyTimeInNsecs except for DIRECT which uses a shorter value 1219000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten nsecs_t standbyDelay; 122066fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten 122166fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // MIXER only 122266fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten nsecs_t maxPeriod; 122366fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten 1224000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // DUPLICATING only 1225000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten uint32_t writeFrames; 122658912562617941964939a4182cda71eaeb153d4bGlenn Kasten 122758912562617941964939a4182cda71eaeb153d4bGlenn Kasten private: 122858912562617941964939a4182cda71eaeb153d4bGlenn Kasten // The HAL output sink is treated as non-blocking, but current implementation is blocking 122958912562617941964939a4182cda71eaeb153d4bGlenn Kasten sp<NBAIO_Sink> mOutputSink; 123058912562617941964939a4182cda71eaeb153d4bGlenn Kasten // If a fast mixer is present, the blocking pipe sink, otherwise clear 123158912562617941964939a4182cda71eaeb153d4bGlenn Kasten sp<NBAIO_Sink> mPipeSink; 123258912562617941964939a4182cda71eaeb153d4bGlenn Kasten // The current sink for the normal mixer to write it's (sub)mix, mOutputSink or mPipeSink 123358912562617941964939a4182cda71eaeb153d4bGlenn Kasten sp<NBAIO_Sink> mNormalSink; 1234fbae5dae5187aca9d974cbe15ec818e9c6f56705Glenn Kasten // For dumpsys 1235fbae5dae5187aca9d974cbe15ec818e9c6f56705Glenn Kasten sp<NBAIO_Sink> mTeeSink; 1236fbae5dae5187aca9d974cbe15ec818e9c6f56705Glenn Kasten sp<NBAIO_Source> mTeeSource; 123728ed2f93324988767b5658eba7c1fa781a275183Glenn Kasten uint32_t mScreenState; // cached copy of gScreenState 123858912562617941964939a4182cda71eaeb153d4bGlenn Kasten public: 123958912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual bool hasFastMixer() const = 0; 124009474df67278c0cd621b57c4aef1deaec4d8447fGlenn Kasten virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const 124109474df67278c0cd621b57c4aef1deaec4d8447fGlenn Kasten { FastTrackUnderruns dummy; return dummy; } 124258912562617941964939a4182cda71eaeb153d4bGlenn Kasten 124358912562617941964939a4182cda71eaeb153d4bGlenn Kasten protected: 124458912562617941964939a4182cda71eaeb153d4bGlenn Kasten // accessed by both binder threads and within threadLoop(), lock on mutex needed 124558912562617941964939a4182cda71eaeb153d4bGlenn Kasten unsigned mFastTrackAvailMask; // bit i set if fast track [i] is available 124658912562617941964939a4182cda71eaeb153d4bGlenn Kasten 124765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 124865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 124965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class MixerThread : public PlaybackThread { 125065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 1251de070137f11d346fba77605bd76a44c040a618fcEric Laurent MixerThread (const sp<AudioFlinger>& audioFlinger, 1252799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin AudioStreamOut* output, 125372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t id, 1254bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten audio_devices_t device, 125523bb8becff20449a9b1647d5a1a99b14c83f0cceGlenn Kasten type_t type = MIXER); 125665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~MixerThread(); 125765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 125865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Thread virtuals 125965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 126065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool checkForNewParameters_l(); 1261be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten virtual void dumpInternals(int fd, const Vector<String16>& args); 126265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 126365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 1264000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 1265fe3156ec6fd9fa57dde913fd8567530d095a6550Jean-Michel Trivi virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId); 126665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void deleteTrackName_l(int name); 12670bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t idleSleepTimeUs() const; 12680bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t suspendSleepTimeUs() const; 126966fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten virtual void cacheParameters_l(); 127065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1271000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // threadLoop snippets 127258912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual void threadLoop_write(); 127358912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual void threadLoop_standby(); 1274000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_mix(); 1275000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_sleepTime(); 127658912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 1277e737cda649acbfa43fc1b74612a83f2fac9aa449Eric Laurent virtual uint32_t correctLatency(uint32_t latency) const; 127858912562617941964939a4182cda71eaeb153d4bGlenn Kasten 127958912562617941964939a4182cda71eaeb153d4bGlenn Kasten AudioMixer* mAudioMixer; // normal mixer 128058912562617941964939a4182cda71eaeb153d4bGlenn Kasten private: 128158912562617941964939a4182cda71eaeb153d4bGlenn Kasten // one-time initialization, no locks required 128258912562617941964939a4182cda71eaeb153d4bGlenn Kasten FastMixer* mFastMixer; // non-NULL if there is also a fast mixer 1283c15d6657a17d7cef91f800f40d11760e2e7340afGlenn Kasten sp<AudioWatchdog> mAudioWatchdog; // non-0 if there is an audio watchdog thread 128458912562617941964939a4182cda71eaeb153d4bGlenn Kasten 128558912562617941964939a4182cda71eaeb153d4bGlenn Kasten // contents are not guaranteed to be consistent, no locks required 128658912562617941964939a4182cda71eaeb153d4bGlenn Kasten FastMixerDumpState mFastMixerDumpState; 1287399930859a75d806ce0ef124ac22025ae4ef0549Glenn Kasten#ifdef STATE_QUEUE_DUMP 1288399930859a75d806ce0ef124ac22025ae4ef0549Glenn Kasten StateQueueObserverDump mStateQueueObserverDump; 1289399930859a75d806ce0ef124ac22025ae4ef0549Glenn Kasten StateQueueMutatorDump mStateQueueMutatorDump; 1290399930859a75d806ce0ef124ac22025ae4ef0549Glenn Kasten#endif 1291c15d6657a17d7cef91f800f40d11760e2e7340afGlenn Kasten AudioWatchdogDump mAudioWatchdogDump; 1292000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 129358912562617941964939a4182cda71eaeb153d4bGlenn Kasten // accessible only within the threadLoop(), no locks required 129458912562617941964939a4182cda71eaeb153d4bGlenn Kasten // mFastMixer->sq() // for mutating and pushing state 129558912562617941964939a4182cda71eaeb153d4bGlenn Kasten int32_t mFastMixerFutex; // for cold idle 129658912562617941964939a4182cda71eaeb153d4bGlenn Kasten 129758912562617941964939a4182cda71eaeb153d4bGlenn Kasten public: 129858912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual bool hasFastMixer() const { return mFastMixer != NULL; } 129909474df67278c0cd621b57c4aef1deaec4d8447fGlenn Kasten virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const { 130088cbea8a918bbaf5e06e48aadd5af5e81d58d232Glenn Kasten ALOG_ASSERT(fastIndex < FastMixerState::kMaxFastTracks); 130109474df67278c0cd621b57c4aef1deaec4d8447fGlenn Kasten return mFastMixerDumpState.mTracks[fastIndex].mUnderruns; 1302288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten } 130365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 130465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 130565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class DirectOutputThread : public PlaybackThread { 130665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 130765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 130872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten DirectOutputThread (const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 1309bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten audio_io_handle_t id, audio_devices_t device); 1310c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~DirectOutputThread(); 131165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 131265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Thread virtuals 131365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 131465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool checkForNewParameters_l(); 131565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 131665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 1317fe3156ec6fd9fa57dde913fd8567530d095a6550Jean-Michel Trivi virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId); 131865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void deleteTrackName_l(int name); 13190bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t activeSleepTimeUs() const; 13200bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t idleSleepTimeUs() const; 13210bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t suspendSleepTimeUs() const; 132266fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten virtual void cacheParameters_l(); 132365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1324000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // threadLoop snippets 13251465f0c3df04c3166155a852a6a5c10069c1fd0aGlenn Kasten virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 1326000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_mix(); 1327000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_sleepTime(); 132865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 132999e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // volumes last sent to audio HAL with stream->set_volume() 133065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian float mLeftVolFloat; 133165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian float mRightVolFloat; 1332d4513b09123deebf8023b73a82d2d46d35806ceaGlenn Kasten 1333d4513b09123deebf8023b73a82d2d46d35806ceaGlenn Kastenprivate: 1334b071e9bc248865ef87a339044c0c5cbabfac175cGlenn Kasten // prepareTracks_l() tells threadLoop_mix() the name of the single active track 1335b071e9bc248865ef87a339044c0c5cbabfac175cGlenn Kasten sp<Track> mActiveTrack; 133658912562617941964939a4182cda71eaeb153d4bGlenn Kasten public: 133758912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual bool hasFastMixer() const { return false; } 133865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 133965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 134065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class DuplicatingThread : public MixerThread { 134165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 134272ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten DuplicatingThread (const sp<AudioFlinger>& audioFlinger, MixerThread* mainThread, 134372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t id); 1344c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~DuplicatingThread(); 134565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 134665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Thread virtuals 134765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void addOutputTrack(MixerThread* thread); 134865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void removeOutputTrack(MixerThread* thread); 13490bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten uint32_t waitTimeMs() const { return mWaitTimeMs; } 135065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 13510bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t activeSleepTimeUs() const; 135265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 135365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 1354e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten bool outputsReady(const SortedVector< sp<OutputTrack> > &outputTracks); 1355000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten protected: 1356000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // threadLoop snippets 1357000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_mix(); 1358000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_sleepTime(); 1359000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_write(); 1360000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_standby(); 136166fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten virtual void cacheParameters_l(); 1362438b036deaf4413503567a75a2861c000d21da5bGlenn Kasten 136366fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten private: 1364438b036deaf4413503567a75a2861c000d21da5bGlenn Kasten // called from threadLoop, addOutputTrack, removeOutputTrack 1365438b036deaf4413503567a75a2861c000d21da5bGlenn Kasten virtual void updateWaitTime_l(); 136666fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten protected: 1367fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten virtual void saveOutputTracks(); 1368fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten virtual void clearOutputTracks(); 1369000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten private: 137065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 137165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t mWaitTimeMs; 1372fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten SortedVector < sp<OutputTrack> > outputTracks; 1373fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten SortedVector < sp<OutputTrack> > mOutputTracks; 137458912562617941964939a4182cda71eaeb153d4bGlenn Kasten public: 137558912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual bool hasFastMixer() const { return false; } 137665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 137765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 137872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten PlaybackThread *checkPlaybackThread_l(audio_io_handle_t output) const; 137972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten MixerThread *checkMixerThread_l(audio_io_handle_t output) const; 138072ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten RecordThread *checkRecordThread_l(audio_io_handle_t input) const; 13816637baae4244aec731c4014da72418d330636ae1Glenn Kasten // no range check, AudioFlinger::mLock held 13826637baae4244aec731c4014da72418d330636ae1Glenn Kasten bool streamMute_l(audio_stream_type_t stream) const 13836637baae4244aec731c4014da72418d330636ae1Glenn Kasten { return mStreamTypes[stream].mute; } 13846637baae4244aec731c4014da72418d330636ae1Glenn Kasten // no range check, doesn't check per-thread stream volume, AudioFlinger::mLock held 13856637baae4244aec731c4014da72418d330636ae1Glenn Kasten float streamVolume_l(audio_stream_type_t stream) const 138672ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten { return mStreamTypes[stream].volume; } 1387b81cc8c6f3eec9edb255ea99b6a6f243585b1e38Glenn Kasten void audioConfigChanged_l(int event, audio_io_handle_t ioHandle, const void *param2); 138865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 138972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten // allocate an audio_io_handle_t, session ID, or effect ID 13907c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent uint32_t nextUniqueId(); 139172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten 139259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent status_t moveEffectChain_l(int sessionId, 1393a111792f1314479c649d1d44c30c2caf70c00c2aGlenn Kasten PlaybackThread *srcThread, 1394a111792f1314479c649d1d44c30c2caf70c00c2aGlenn Kasten PlaybackThread *dstThread, 139539e94f8f723d445447fdee0822291e664b631f60Eric Laurent bool reRegister); 139602fe1bf923bbe5789202dbd5810e2c04794562e6Glenn Kasten // return thread associated with primary hardware device, or NULL 139702fe1bf923bbe5789202dbd5810e2c04794562e6Glenn Kasten PlaybackThread *primaryPlaybackThread_l() const; 1398bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten audio_devices_t primaryOutputDevice_l() const; 139965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1400717e128691f083a9469a1d0e363ac6ecd5c65d58Eric Laurent sp<PlaybackThread> getEffectThread_l(int sessionId, int EffectId); 1401717e128691f083a9469a1d0e363ac6ecd5c65d58Eric Laurent 140299e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // server side of the client's IAudioTrack 140365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class TrackHandle : public android::BnAudioTrack { 140465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 140565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian TrackHandle(const sp<PlaybackThread::Track>& track); 140665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~TrackHandle(); 140790716c5728b37637b2d0a730a721bfc9fad299e0Glenn Kasten virtual sp<IMemory> getCblk() const; 14083acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten virtual status_t start(); 140965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 141065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void flush(); 141165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void mute(bool); 141265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void pause(); 141365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t attachAuxEffect(int effectId); 14144ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual status_t allocateTimedBuffer(size_t size, 14154ff14bae91075eb274eb1c2975982358946e7e63John Grossman sp<IMemory>* buffer); 14164ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual status_t queueTimedBuffer(const sp<IMemory>& buffer, 14174ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t pts); 14184ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual status_t setMediaTimeTransform(const LinearTransform& xform, 14194ff14bae91075eb274eb1c2975982358946e7e63John Grossman int target); 142065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact( 142165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags); 142265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 142384afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<PlaybackThread::Track> mTrack; 142465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 142565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 142665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void removeClient_l(pid_t pid); 142765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void removeNotificationClient(pid_t pid); 142865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 142965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 143065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // record thread 143165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordThread : public ThreadBase, public AudioBufferProvider 1432c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // derives from AudioBufferProvider interface for use by resampler 143365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian { 143465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 143565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 143665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // record track 143765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordTrack : public TrackBase { 143865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 14399eaa55756c5b245970447019250ce852f5189525Glenn Kasten RecordTrack(RecordThread *thread, 144065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<Client>& client, 144165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 144258f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 1443254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 144465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int frameCount, 144565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int sessionId); 1446c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~RecordTrack(); 144765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 14480ec23ce0d1ff79566c402bc30df3074f6e25a22bGlenn Kasten virtual status_t start(AudioSystem::sync_event_t event, int triggerSession); 144965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 145065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1451510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten void destroy(); 1452510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten 145304270daf50f0c602d7c57a257a693e68246cbeb7Glenn Kasten // clear the buffer overflow flag 145404270daf50f0c602d7c57a257a693e68246cbeb7Glenn Kasten void clearOverflow() { mOverflow = false; } 145504270daf50f0c602d7c57a257a693e68246cbeb7Glenn Kasten // set the buffer overflow flag and return previous value 145665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool setOverflow() { bool tmp = mOverflow; mOverflow = true; return tmp; } 145765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1458510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten static void appendDumpHeader(String8& result); 145965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void dump(char* buffer, size_t size); 146059255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 146165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 14621998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class AudioFlinger; // for mState 146365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 146465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RecordTrack(const RecordTrack&); 146565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RecordTrack& operator = (const RecordTrack&); 146665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 146701c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // AudioBufferProvider interface 146801c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts = kInvalidPTS); 146901c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // releaseBuffer() not overridden 147065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 147104270daf50f0c602d7c57a257a693e68246cbeb7Glenn Kasten bool mOverflow; // overflow on most recent attempt to fill client buffer 147265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 147365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 147465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RecordThread(const sp<AudioFlinger>& audioFlinger, 1475799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin AudioStreamIn *input, 147665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 1477254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 147872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t id, 1479bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten audio_devices_t device); 1480c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~RecordThread(); 148165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1482510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten // no addTrack_l ? 1483510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten void destroyTrack_l(const sp<RecordTrack>& track); 1484510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten void removeTrack_l(const sp<RecordTrack>& track); 1485510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten 1486510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten void dumpInternals(int fd, const Vector<String16>& args); 1487510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten void dumpTracks(int fd, const Vector<String16>& args); 1488510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten 1489c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // Thread virtuals 149065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool threadLoop(); 1491b8ba0a979067a4efb0b3819bf17770793e41c15eEric Laurent virtual status_t readyToRun(); 1492000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1493000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // RefBase 149465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void onFirstRef(); 149565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1496e0feee3da22beeffbd9357540e265f13b2119cbbGlenn Kasten virtual status_t initCheck() const { return (mInput == NULL) ? NO_INIT : NO_ERROR; } 14977c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent sp<AudioFlinger::RecordThread::RecordTrack> createRecordTrack_l( 14987c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent const sp<AudioFlinger::Client>& client, 14997c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent uint32_t sampleRate, 150058f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 1501254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 15027c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent int frameCount, 15037c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent int sessionId, 15041879fff068422852c1483dcf8365c2ff0e2fadfcGlenn Kasten IAudioFlinger::track_flags_t flags, 15051879fff068422852c1483dcf8365c2ff0e2fadfcGlenn Kasten pid_t tid, 15067c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent status_t *status); 15077c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 15083acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten status_t start(RecordTrack* recordTrack, 1509a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent AudioSystem::sync_event_t event, 1510a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession); 15111d491ff06f4b9c90ff24fe953b90d0843eaf1c04Glenn Kasten 15121d491ff06f4b9c90ff24fe953b90d0843eaf1c04Glenn Kasten // ask the thread to stop the specified track, and 15131d491ff06f4b9c90ff24fe953b90d0843eaf1c04Glenn Kasten // return true if the caller should then do it's part of the stopping process 15141d491ff06f4b9c90ff24fe953b90d0843eaf1c04Glenn Kasten bool stop_l(RecordTrack* recordTrack); 15151d491ff06f4b9c90ff24fe953b90d0843eaf1c04Glenn Kasten 1516be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dump(int fd, const Vector<String16>& args); 1517b8ba0a979067a4efb0b3819bf17770793e41c15eEric Laurent AudioStreamIn* clearInput(); 15180bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual audio_stream_t* stream() const; 15197c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 152001c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // AudioBufferProvider interface 152101c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts); 152265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer); 152301c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten 152465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool checkForNewParameters_l(); 152565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual String8 getParameters(const String8& keys); 152665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void audioConfigChanged_l(int event, int param = 0); 152765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void readInputParameters(); 152865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual unsigned int getInputFramesLost(); 152965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 15307c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 15317c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 1532106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten virtual uint32_t hasAudioSession(int sessionId) const; 1533510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten 1534510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten // Return the set of unique session IDs across all tracks. 1535510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten // The keys are the session IDs, and the associated values are meaningless. 1536510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten // FIXME replace by Set [and implement Bag/Multiset for other uses]. 1537106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten KeyedVector<int, bool> sessionIds() const; 15387c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 1539a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 1540106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 1541a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 1542a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent static void syncStartEventCallback(const wp<SyncEvent>& event); 1543a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void handleSyncStartEvent(const sp<SyncEvent>& event); 1544a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 154565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 1546a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void clearSyncStartEvent(); 1547a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 1548e4e2a37dbe2a4d923232305549101f779a2e3638Glenn Kasten // Enter standby if not already in standby, and set mStandby flag 1549e4e2a37dbe2a4d923232305549101f779a2e3638Glenn Kasten void standby(); 1550e4e2a37dbe2a4d923232305549101f779a2e3638Glenn Kasten 1551e4e2a37dbe2a4d923232305549101f779a2e3638Glenn Kasten // Call the HAL standby method unconditionally, and don't change mStandby flag 1552e4e2a37dbe2a4d923232305549101f779a2e3638Glenn Kasten void inputStandBy(); 1553e4e2a37dbe2a4d923232305549101f779a2e3638Glenn Kasten 1554799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin AudioStreamIn *mInput; 1555510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten SortedVector < sp<RecordTrack> > mTracks; 1556510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten // mActiveTrack has dual roles: it indicates the current active track, and 1557510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten // is used together with mStartStopCond to indicate start()/stop() progress 155865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<RecordTrack> mActiveTrack; 155965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Condition mStartStopCond; 156065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian AudioResampler *mResampler; 156165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t *mRsmpOutBuffer; 156265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *mRsmpInBuffer; 156365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t mRsmpInIndex; 156465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t mInputBytes; 156584afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const int mReqChannelCount; 156684afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const uint32_t mReqSampleRate; 156765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian ssize_t mBytesRead; 1568a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // sync event triggering actual audio capture. Frames read before this event will 1569a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // be dropped and therefore not read by the application. 1570a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sp<SyncEvent> mSyncStartEvent; 1571a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // number of captured frames to drop after the start sync event has been received. 15722986460984580833161bdaabc7f17da1005a8961Eric Laurent // when < 0, maximum frames to drop before starting capture even if sync event is 15732986460984580833161bdaabc7f17da1005a8961Eric Laurent // not received 1574a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent ssize_t mFramestoDrop; 157565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 157665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 157799e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // server side of the client's IAudioRecord 157865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordHandle : public android::BnAudioRecord { 157965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 158065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RecordHandle(const sp<RecordThread::RecordTrack>& recordTrack); 158165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~RecordHandle(); 158290716c5728b37637b2d0a730a721bfc9fad299e0Glenn Kasten virtual sp<IMemory> getCblk() const; 15830ec23ce0d1ff79566c402bc30df3074f6e25a22bGlenn Kasten virtual status_t start(int /*AudioSystem::sync_event_t*/ event, int triggerSession); 158465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 158565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact( 158665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags); 158765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 158884afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<RecordThread::RecordTrack> mRecordTrack; 1589d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten 1590d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten // for use from destructor 1591d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten void stop_nonvirtual(); 159265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 159365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 159465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian //--- Audio Effect Management 159565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 159665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // EffectModule and EffectChain classes both have their own mutex to protect 159765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // state changes or resource modifications. Always respect the following order 159865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // if multiple mutexes must be acquired to avoid cross deadlock: 159965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // AudioFlinger -> ThreadBase -> EffectChain -> EffectModule 160065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 160165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // The EffectModule class is a wrapper object controlling the effect engine implementation 160265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // in the effect library. It prevents concurrent calls to process() and command() functions 160365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // from different client threads. It keeps a list of EffectHandle objects corresponding 160465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // to all client applications using this effect and notifies applications of effect state, 160565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // control or parameter changes. It manages the activation state machine to send appropriate 160665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // reset, enable, disable commands to effect engine and provide volume 160765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // ramping when effects are activated/deactivated. 160865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // When controlling an auxiliary effect, the EffectModule also provides an input buffer used by 160965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // the attached track(s) to accumulate their auxiliary channel. 161065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectModule: public RefBase { 161165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 16129eaa55756c5b245970447019250ce852f5189525Glenn Kasten EffectModule(ThreadBase *thread, 161365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const wp<AudioFlinger::EffectChain>& chain, 161465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian effect_descriptor_t *desc, 161565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int id, 161665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int sessionId); 1617c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~EffectModule(); 161865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 161965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian enum effect_state { 162065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian IDLE, 162165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RESTART, 162265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian STARTING, 162365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian ACTIVE, 162465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian STOPPING, 1625ec437d8d3db79459d7b19e1734e6fe309bd621e8Eric Laurent STOPPED, 1626ec437d8d3db79459d7b19e1734e6fe309bd621e8Eric Laurent DESTROYED 162765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 162865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1629c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int id() const { return mId; } 163065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void process(); 163165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void updateState(); 163225f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent status_t command(uint32_t cmdCode, 163325f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t cmdSize, 163425f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *pCmdData, 163525f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t *replySize, 163625f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *pReplyData); 163765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 163865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void reset_l(); 163965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t configure(); 164065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t init(); 164128243dd563fee1c82f0fff6cc27b5cbf21fa2585Glenn Kasten effect_state state() const { 164265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mState; 164365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 164465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t status() { 164565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mStatus; 164665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 1647c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int sessionId() const { 1648de070137f11d346fba77605bd76a44c040a618fcEric Laurent return mSessionId; 1649de070137f11d346fba77605bd76a44c040a618fcEric Laurent } 165065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t setEnabled(bool enabled); 1651a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent status_t setEnabled_l(bool enabled); 1652c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool isEnabled() const; 1653c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool isProcessEnabled() const; 165465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 165565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setInBuffer(int16_t *buffer) { mConfig.inputCfg.buffer.s16 = buffer; } 165665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *inBuffer() { return mConfig.inputCfg.buffer.s16; } 165765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setOutBuffer(int16_t *buffer) { mConfig.outputCfg.buffer.s16 = buffer; } 165865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *outBuffer() { return mConfig.outputCfg.buffer.s16; } 1659de070137f11d346fba77605bd76a44c040a618fcEric Laurent void setChain(const wp<EffectChain>& chain) { mChain = chain; } 1660de070137f11d346fba77605bd76a44c040a618fcEric Laurent void setThread(const wp<ThreadBase>& thread) { mThread = thread; } 166184afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const wp<ThreadBase>& thread() { return mThread; } 166265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1663a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent status_t addHandle(EffectHandle *handle); 1664a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent size_t disconnect(EffectHandle *handle, bool unpinIfLast); 1665a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent size_t removeHandle(EffectHandle *handle); 166665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 166758e5aa34f01d663654d8bafad65db1dda42161ffGlenn Kasten const effect_descriptor_t& desc() const { return mDescriptor; } 166865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian wp<EffectChain>& chain() { return mChain; } 166965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1670bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten status_t setDevice(audio_devices_t device); 167165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t setVolume(uint32_t *left, uint32_t *right, bool controller); 1672f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten status_t setMode(audio_mode_t mode); 167357b2dd1e78af53115985f18d31ec5421c9da947eEric Laurent status_t setAudioSource(audio_source_t source); 1674ec35a1416472865dbebc22b10199ad718ed2cc95Eric Laurent status_t start(); 1675ec437d8d3db79459d7b19e1734e6fe309bd621e8Eric Laurent status_t stop(); 167659255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent void setSuspended(bool suspended); 1677a3a854868a80fd9b9b8720e06a172754943f9417Glenn Kasten bool suspended() const; 167859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 1679a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent EffectHandle* controlHandle_l(); 168065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1681c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool isPinned() const { return mPinned; } 16823a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen void unPin() { mPinned = false; } 1683a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent bool purgeHandles(); 1684a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent void lock() { mLock.lock(); } 1685a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent void unlock() { mLock.unlock(); } 16863a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 1687be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dump(int fd, const Vector<String16>& args); 168865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 168965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 16901998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class AudioFlinger; // for mHandles 16913a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen bool mPinned; 169265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 169365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Maximum time allocated to effect engines to complete the turn off sequence 169465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian static const uint32_t MAX_DISABLE_TIME_MS = 10000; 169565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 169665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectModule(const EffectModule&); 169765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectModule& operator = (const EffectModule&); 169865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 169965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t start_l(); 170065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t stop_l(); 170165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1702a3a854868a80fd9b9b8720e06a172754943f9417Glenn Kastenmutable Mutex mLock; // mutex for process, commands and handles list protection 170365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian wp<ThreadBase> mThread; // parent thread 170465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian wp<EffectChain> mChain; // parent effect chain 1705415fa7599f48494f99206b8d6e1974abb52c5923Glenn Kasten const int mId; // this instance unique ID 1706415fa7599f48494f99206b8d6e1974abb52c5923Glenn Kasten const int mSessionId; // audio session ID 170758e5aa34f01d663654d8bafad65db1dda42161ffGlenn Kasten const effect_descriptor_t mDescriptor;// effect descriptor received from effect engine 170865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian effect_config_t mConfig; // input and output audio configuration 1709e1315cf0b63b4c14a77046519e6b01f6f60d74b0Eric Laurent effect_handle_t mEffectInterface; // Effect module C API 171028243dd563fee1c82f0fff6cc27b5cbf21fa2585Glenn Kasten status_t mStatus; // initialization status 171128243dd563fee1c82f0fff6cc27b5cbf21fa2585Glenn Kasten effect_state mState; // current activation state 1712a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent Vector<EffectHandle *> mHandles; // list of client handles 171399e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // First handle in mHandles has highest priority and controls the effect module 171465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t mMaxDisableWaitCnt; // maximum grace period before forcing an effect off after 171565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // sending disable command. 171665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t mDisableWaitCnt; // current process() calls count during disable period. 171759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent bool mSuspended; // effect is suspended: temporarily disabled by framework 171865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 171965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 172065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // The EffectHandle class implements the IEffect interface. It provides resources 172165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // to receive parameter updates, keeps track of effect control 172265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // ownership and state and has a pointer to the EffectModule object it is controlling. 172365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // There is one EffectHandle object for each application controlling (or using) 172465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // an effect module. 172565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // The EffectHandle is obtained by calling AudioFlinger::createEffect(). 172665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectHandle: public android::BnEffect { 172765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 172865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 172965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectHandle(const sp<EffectModule>& effect, 173065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<AudioFlinger::Client>& client, 173165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IEffectClient>& effectClient, 173265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t priority); 173365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~EffectHandle(); 173465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 173565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // IEffect 173665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t enable(); 173765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t disable(); 173825f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent virtual status_t command(uint32_t cmdCode, 173925f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t cmdSize, 174025f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *pCmdData, 174125f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t *replySize, 174225f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *pReplyData); 174365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void disconnect(); 174458123c3a8b5f34f9d1f70264a3c568ed90288501Glenn Kasten private: 174558123c3a8b5f34f9d1f70264a3c568ed90288501Glenn Kasten void disconnect(bool unpinIfLast); 174658123c3a8b5f34f9d1f70264a3c568ed90288501Glenn Kasten public: 1747c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten virtual sp<IMemory> getCblk() const { return mCblkMemory; } 174865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact(uint32_t code, const Parcel& data, 174965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Parcel* reply, uint32_t flags); 175065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 175165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 175265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Give or take control of effect module 175359255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // - hasControl: true if control is given, false if removed 175459255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // - signal: true client app should be signaled of change, false otherwise 175559255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // - enabled: state of the effect when control is passed 175659255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent void setControl(bool hasControl, bool signal, bool enabled); 175725f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void commandExecuted(uint32_t cmdCode, 175825f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t cmdSize, 175925f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *pCmdData, 176025f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t replySize, 176125f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *pReplyData); 176265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setEnabled(bool enabled); 1763c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool enabled() const { return mEnabled; } 176465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 176565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Getters 1766c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int id() const { return mEffect->id(); } 1767c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int priority() const { return mPriority; } 1768c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool hasControl() const { return mHasControl; } 1769c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten sp<EffectModule> effect() const { return mEffect; } 1770a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent // destroyed_l() must be called with the associated EffectModule mLock held 1771a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent bool destroyed_l() const { return mDestroyed; } 177265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 177365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void dump(char* buffer, size_t size); 177465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 177565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 17761998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class AudioFlinger; // for mEffect, mHasControl, mEnabled 177765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectHandle(const EffectHandle&); 177865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectHandle& operator =(const EffectHandle&); 177965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 178065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<EffectModule> mEffect; // pointer to controlled EffectModule 178165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<IEffectClient> mEffectClient; // callback interface for client notifications 178298ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten /*const*/ sp<Client> mClient; // client for shared memory allocation, see disconnect() 178365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<IMemory> mCblkMemory; // shared memory for control block 178465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian effect_param_cblk_t* mCblk; // control block for deferred parameter setting via shared memory 178565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint8_t* mBuffer; // pointer to parameter area in shared memory 178665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int mPriority; // client application priority to control the effect 178765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mHasControl; // true if this handle is controlling the effect 178859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent bool mEnabled; // cached enable state: needed when the effect is 178959255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // restored after being suspended 1790a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent bool mDestroyed; // Set to true by destructor. Access with EffectModule 1791a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent // mLock held 179265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 179365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 179465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // the EffectChain class represents a group of effects associated to one audio session. 179565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // There can be any number of EffectChain objects per output mixer thread (PlaybackThread). 179665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // The EffecChain with session ID 0 contains global effects applied to the output mix. 179765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Effects in this chain can be insert or auxiliary. Effects in other chains (attached to tracks) 179865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // are insert only. The EffectChain maintains an ordered list of effect module, the order corresponding 179965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // in the effect process order. When attached to a track (session ID != 0), it also provide it's own 180065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // input buffer used by the track as accumulation buffer. 180165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectChain: public RefBase { 180265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 180365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectChain(const wp<ThreadBase>& wThread, int sessionId); 18049eaa55756c5b245970447019250ce852f5189525Glenn Kasten EffectChain(ThreadBase *thread, int sessionId); 1805c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~EffectChain(); 180665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 180759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // special key used for an entry in mSuspendedEffects keyed vector 180859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // corresponding to a suspend all request. 180959255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent static const int kKeyForSuspendAll = 0; 181059255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 1811544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent // minimum duration during which we force calling effect process when last track on 1812544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent // a session is stopped or removed to allow effect tail to be rendered 1813544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent static const int kProcessTailDurationMs = 1000; 1814544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent 181565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void process_l(); 181665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 181765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void lock() { 181865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mLock.lock(); 181965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 182065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void unlock() { 182165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mLock.unlock(); 182265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 182365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1824de070137f11d346fba77605bd76a44c040a618fcEric Laurent status_t addEffect_l(const sp<EffectModule>& handle); 1825cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent size_t removeEffect_l(const sp<EffectModule>& handle); 182665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1827c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int sessionId() const { return mSessionId; } 18287c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent void setSessionId(int sessionId) { mSessionId = sessionId; } 1829de070137f11d346fba77605bd76a44c040a618fcEric Laurent 1830cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent sp<EffectModule> getEffectFromDesc_l(effect_descriptor_t *descriptor); 1831cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent sp<EffectModule> getEffectFromId_l(int id); 183259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent sp<EffectModule> getEffectFromType_l(const effect_uuid_t *type); 1833cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent bool setVolume_l(uint32_t *left, uint32_t *right); 1834bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten void setDevice_l(audio_devices_t device); 1835f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten void setMode_l(audio_mode_t mode); 183657b2dd1e78af53115985f18d31ec5421c9da947eEric Laurent void setAudioSource_l(audio_source_t source); 183765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 183865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setInBuffer(int16_t *buffer, bool ownsBuffer = false) { 183965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mInBuffer = buffer; 184065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mOwnInBuffer = ownsBuffer; 184165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 1842c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int16_t *inBuffer() const { 184365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mInBuffer; 184465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 184565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setOutBuffer(int16_t *buffer) { 184665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mOutBuffer = buffer; 184765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 1848c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int16_t *outBuffer() const { 184965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mOutBuffer; 185065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 185165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1852b469b9490b3cd9e0f0466d9b9ab228f6c793b82eEric Laurent void incTrackCnt() { android_atomic_inc(&mTrackCnt); } 1853b469b9490b3cd9e0f0466d9b9ab228f6c793b82eEric Laurent void decTrackCnt() { android_atomic_dec(&mTrackCnt); } 18542df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten int32_t trackCnt() const { return android_atomic_acquire_load(&mTrackCnt); } 1855b469b9490b3cd9e0f0466d9b9ab228f6c793b82eEric Laurent 1856544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent void incActiveTrackCnt() { android_atomic_inc(&mActiveTrackCnt); 1857544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent mTailBufferCount = mMaxTailBuffers; } 1858b469b9490b3cd9e0f0466d9b9ab228f6c793b82eEric Laurent void decActiveTrackCnt() { android_atomic_dec(&mActiveTrackCnt); } 18592df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten int32_t activeTrackCnt() const { return android_atomic_acquire_load(&mActiveTrackCnt); } 186065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1861c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten uint32_t strategy() const { return mStrategy; } 1862de070137f11d346fba77605bd76a44c040a618fcEric Laurent void setStrategy(uint32_t strategy) 1863e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten { mStrategy = strategy; } 1864de070137f11d346fba77605bd76a44c040a618fcEric Laurent 186559255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // suspend effect of the given type 186659255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent void setEffectSuspended_l(const effect_uuid_t *type, 186759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent bool suspend); 186859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // suspend all eligible effects 186959255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent void setEffectSuspendedAll_l(bool suspend); 187059255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // check if effects should be suspend or restored when a given effect is enable or disabled 1871a85a74a8219c03f2b1d1ef98f3f02e55f89f89a3Eric Laurent void checkSuspendOnEffectEnabled(const sp<EffectModule>& effect, 187259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent bool enabled); 187359255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 187491b14c4c144d0cc957a427cffc02ba10d0615677Eric Laurent void clearInputBuffer(); 187591b14c4c144d0cc957a427cffc02ba10d0615677Eric Laurent 1876be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dump(int fd, const Vector<String16>& args); 187765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 187865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 18791998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class AudioFlinger; // for mThread, mEffects 188065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectChain(const EffectChain&); 188165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectChain& operator =(const EffectChain&); 188265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 188359255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent class SuspendedEffectDesc : public RefBase { 188459255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent public: 188559255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent SuspendedEffectDesc() : mRefCount(0) {} 188659255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 188759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent int mRefCount; 188859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent effect_uuid_t mType; 188959255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent wp<EffectModule> mEffect; 189059255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent }; 189159255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 189259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // get a list of effect modules to suspend when an effect of the type 189359255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // passed is enabled. 1894d05397144be774f2f3623c754e865f51753e4e31Glenn Kasten void getSuspendEligibleEffects(Vector< sp<EffectModule> > &effects); 1895d05397144be774f2f3623c754e865f51753e4e31Glenn Kasten 189659255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // get an effect module if it is currently enable 189759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent sp<EffectModule> getEffectIfEnabled(const effect_uuid_t *type); 1898db7c079f284f6e91266f6653ae0ec198b1c5006eEric Laurent // true if the effect whose descriptor is passed can be suspended 1899db7c079f284f6e91266f6653ae0ec198b1c5006eEric Laurent // OEMs can modify the rules implemented in this method to exclude specific effect 1900db7c079f284f6e91266f6653ae0ec198b1c5006eEric Laurent // types or implementations from the suspend/restore mechanism. 1901db7c079f284f6e91266f6653ae0ec198b1c5006eEric Laurent bool isEffectEligibleForSuspend(const effect_descriptor_t& desc); 190259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 190391b14c4c144d0cc957a427cffc02ba10d0615677Eric Laurent void clearInputBuffer_l(sp<ThreadBase> thread); 190491b14c4c144d0cc957a427cffc02ba10d0615677Eric Laurent 190565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian wp<ThreadBase> mThread; // parent mixer thread 190665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex mLock; // mutex protecting effect list 1907e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten Vector< sp<EffectModule> > mEffects; // list of effect modules 190865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int mSessionId; // audio session ID 190965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *mInBuffer; // chain input buffer 191065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *mOutBuffer; // chain output buffer 19112df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten 19122df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten // 'volatile' here means these are accessed with atomic operations instead of mutex 19132df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten volatile int32_t mActiveTrackCnt; // number of active tracks connected 19142df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten volatile int32_t mTrackCnt; // number of tracks connected 19152df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten 1916544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent int32_t mTailBufferCount; // current effect tail buffer count 1917544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent int32_t mMaxTailBuffers; // maximum effect tail buffers 191865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mOwnInBuffer; // true if the chain owns its input buffer 1919cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent int mVolumeCtrlIdx; // index of insert effect having control over volume 1920cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent uint32_t mLeftVolume; // previous volume on left channel 1921cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent uint32_t mRightVolume; // previous volume on right channel 1922f997cabca292d70d078ae828e21c28e6df62995fEric Laurent uint32_t mNewLeftVolume; // new volume on left channel 1923f997cabca292d70d078ae828e21c28e6df62995fEric Laurent uint32_t mNewRightVolume; // new volume on right channel 1924de070137f11d346fba77605bd76a44c040a618fcEric Laurent uint32_t mStrategy; // strategy for this effect chain 192517a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten // mSuspendedEffects lists all effects currently suspended in the chain. 192617a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten // Use effect type UUID timelow field as key. There is no real risk of identical 192759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // timeLow fields among effect type UUIDs. 192817a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten // Updated by updateSuspendedSessions_l() only. 192959255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent KeyedVector< int, sp<SuspendedEffectDesc> > mSuspendedEffects; 193065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 193165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1932ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman class AudioHwDevice { 1933ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman public: 1934ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman enum Flags { 1935ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AHWD_CAN_SET_MASTER_VOLUME = 0x1, 1936ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AHWD_CAN_SET_MASTER_MUTE = 0x2, 1937ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman }; 1938ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1939ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice(const char *moduleName, 1940ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t *hwDevice, 1941ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman Flags flags) 1942ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman : mModuleName(strdup(moduleName)) 1943ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman , mHwDevice(hwDevice) 1944ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman , mFlags(flags) { } 1945ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman /*virtual*/ ~AudioHwDevice() { free((void *)mModuleName); } 1946ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1947ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman bool canSetMasterVolume() const { 1948ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman return (0 != (mFlags & AHWD_CAN_SET_MASTER_VOLUME)); 1949ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman } 1950ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1951ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman bool canSetMasterMute() const { 1952ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman return (0 != (mFlags & AHWD_CAN_SET_MASTER_MUTE)); 1953ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman } 1954ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1955ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman const char *moduleName() const { return mModuleName; } 1956ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t *hwDevice() const { return mHwDevice; } 1957ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman private: 1958ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman const char * const mModuleName; 1959ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t * const mHwDevice; 1960ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman Flags mFlags; 1961ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman }; 1962ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1963aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten // AudioStreamOut and AudioStreamIn are immutable, so their fields are const. 1964aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten // For emphasis, we could also make all pointers to them be "const *", 1965aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten // but that would clutter the code unnecessarily. 1966aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten 1967799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamOut { 1968ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* const audioHwDev; 1969aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten audio_stream_out_t* const stream; 1970799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 1971ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t* hwDev() const { return audioHwDev->hwDevice(); } 1972ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1973ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioStreamOut(AudioHwDevice *dev, audio_stream_out_t *out) : 1974ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audioHwDev(dev), stream(out) {} 1975799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin }; 1976799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 1977799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamIn { 1978ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* const audioHwDev; 1979aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten audio_stream_in_t* const stream; 1980799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 1981ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t* hwDev() const { return audioHwDev->hwDevice(); } 1982ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1983ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioStreamIn(AudioHwDevice *dev, audio_stream_in_t *in) : 1984ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audioHwDev(dev), stream(in) {} 1985799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin }; 1986799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 198799e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // for mAudioSessionRefs only 19883a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen struct AudioSessionRef { 1989012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten AudioSessionRef(int sessionid, pid_t pid) : 1990012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten mSessionid(sessionid), mPid(pid), mCnt(1) {} 1991012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten const int mSessionid; 1992012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten const pid_t mPid; 1993012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten int mCnt; 19943a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen }; 19953a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 199665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mutable Mutex mLock; 199765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 199898ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten DefaultKeyedVector< pid_t, wp<Client> > mClients; // see ~Client() 199965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 200065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mutable Mutex mHardwareLock; 2001a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent // NOTE: If both mLock and mHardwareLock mutexes must be held, 2002a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent // always take mLock before mHardwareLock 20032b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten 20042b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten // These two fields are immutable after onFirstRef(), so no lock needed to access 2005ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* mPrimaryHardwareDev; // mAudioHwDevs[0] or NULL 2006a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent DefaultKeyedVector<audio_module_handle_t, AudioHwDevice*> mAudioHwDevs; 20072f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 20088abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten // for dump, indicates which hardware operation is currently in progress (but not stream ops) 20092f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten enum hardware_call_state { 20108abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_IDLE = 0, // no operation in progress 20118abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_INIT, // init_check 20128abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_OUTPUT_OPEN, // open_output_stream 20138abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_OUTPUT_CLOSE, // unused 20148abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_INPUT_OPEN, // unused 20158abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_INPUT_CLOSE, // unused 20168abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_STANDBY, // unused 20178abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_MASTER_VOLUME, // set_master_volume 20188abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_ROUTING, // unused 20198abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_ROUTING, // unused 20208abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_MODE, // unused 20218abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_MODE, // set_mode 20228abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_MIC_MUTE, // get_mic_mute 20238abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_MIC_MUTE, // set_mic_mute 20248abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_VOICE_VOLUME, // set_voice_volume 20258abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_PARAMETER, // set_parameters 20268abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_INPUT_BUFFER_SIZE, // get_input_buffer_size 20278abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_MASTER_VOLUME, // get_master_volume 20288abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_PARAMETER, // get_parameters 2029d8f178d613821c3f61a5c5e391eb275339e526a9John Grossman AUDIO_HW_SET_MASTER_MUTE, // set_master_mute 2030d8f178d613821c3f61a5c5e391eb275339e526a9John Grossman AUDIO_HW_GET_MASTER_MUTE, // get_master_mute 20312f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten }; 20322f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 2033a4454b4765c5905f14186893b0688be375642283Glenn Kasten mutable hardware_call_state mHardwareStatus; // for dump only 203465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 203565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 203672ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten DefaultKeyedVector< audio_io_handle_t, sp<PlaybackThread> > mPlaybackThreads; 2037b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten stream_type_t mStreamTypes[AUDIO_STREAM_CNT]; 20389806710f5d6722cfc5783c7eca3512451a0f2035Glenn Kasten 2039c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // member variables below are protected by mLock 204065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian float mMasterVolume; 204165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mMasterMute; 2042c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // end of variables protected by mLock 204365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 204472ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten DefaultKeyedVector< audio_io_handle_t, sp<RecordThread> > mRecordThreads; 204565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 204665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian DefaultKeyedVector< pid_t, sp<NotificationClient> > mNotificationClients; 204799e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten volatile int32_t mNextUniqueId; // updated by android_atomic_inc 2048f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten audio_mode_t mMode; 2049bee5337da7659b3b7128622ba1f42618b11df5beEric Laurent bool mBtNrecIsOff; 205065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 205199e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // protected by mLock 20523a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen Vector<AudioSessionRef*> mAudioSessionRefs; 20539806710f5d6722cfc5783c7eca3512451a0f2035Glenn Kasten 20544ff14bae91075eb274eb1c2975982358946e7e63John Grossman float masterVolume_l() const; 2055d8f178d613821c3f61a5c5e391eb275339e526a9John Grossman bool masterMute_l() const; 2056a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_module_handle_t loadHwModule_l(const char *name); 205798ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten 2058a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent Vector < sp<SyncEvent> > mPendingSyncEvents; // sync events awaiting for a session 2059a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // to be created 2060a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 206198ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kastenprivate: 206298ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten sp<Client> registerPid_l(pid_t pid); // always returns non-0 206398ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten 2064d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten // for use from destructor 2065d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten status_t closeOutput_nonvirtual(audio_io_handle_t output); 2066d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten status_t closeInput_nonvirtual(audio_io_handle_t input); 206765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; 206865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2069799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 207065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 207165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 207265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; // namespace android 207365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 207465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#endif // ANDROID_AUDIO_FLINGER_H 2075