AudioFlinger.h revision cc0f1cfb69ce8b8985fc2c0984847a06a13ad22d
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 6851998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class AudioFlinger; // for mEffectChains 68665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 68723bb8becff20449a9b1647d5a1a99b14c83f0cceGlenn Kasten const type_t mType; 688cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten 689cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // Used by parameters, config events, addTrack_l, exit 69065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Condition mWaitWorkCV; 691cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten 69284afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<AudioFlinger> mAudioFlinger; 69365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t mSampleRate; 69458912562617941964939a4182cda71eaeb153d4bGlenn Kasten size_t mFrameCount; // output HAL, direct output, record 69558912562617941964939a4182cda71eaeb153d4bGlenn Kasten size_t mNormalFrameCount; // normal mixer and effects 696254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t mChannelMask; 69765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint16_t mChannelCount; 698b9980659501d0428d65d8292f3c32da69d37fbd2Glenn Kasten size_t mFrameSize; 69958f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t mFormat; 700cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten 701cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // Parameter sequence by client: binder thread calling setParameters(): 702cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 1. Lock mLock 703cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 2. Append to mNewParameters 704cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 3. mWaitWorkCV.signal 705cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 4. mParamCond.waitRelative with timeout 706cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 5. read mParamStatus 707cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 6. mWaitWorkCV.signal 708cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 7. Unlock 709cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 710cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // Parameter sequence by server: threadLoop calling checkForNewParameters_l(): 711cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 1. Lock mLock 712cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 2. If there is an entry in mNewParameters proceed ... 713cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 2. Read first entry in mNewParameters 714cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 3. Process 715cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 4. Remove first entry from mNewParameters 716cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 5. Set mParamStatus 717cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 6. mParamCond.signal 718cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 7. mWaitWorkCV.wait with timeout (this is to avoid overwriting mParamStatus) 719cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten // 8. Unlock 72065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Condition mParamCond; 72165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Vector<String8> mNewParameters; 72265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t mParamStatus; 723cbc52bfb3b51c81c945b1e35990324bde892829aGlenn Kasten 724896adcd3ae6a1c7010e526327eff54e16179987bEric Laurent Vector<ConfigEvent *> mConfigEvents; 72501542f2704f39956da09ae2840e192dab760091fGlenn Kasten 72601542f2704f39956da09ae2840e192dab760091fGlenn Kasten // These fields are written and read by thread itself without lock or barrier, 727f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent // and read by other threads without lock or barrier via standby() , outDevice() 728f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent // and inDevice(). 72901542f2704f39956da09ae2840e192dab760091fGlenn Kasten // Because of the absence of a lock or barrier, any other thread that reads 73001542f2704f39956da09ae2840e192dab760091fGlenn Kasten // these fields must use the information in isolation, or be prepared to deal 73101542f2704f39956da09ae2840e192dab760091fGlenn Kasten // with possibility that it might be inconsistent with other information. 73201542f2704f39956da09ae2840e192dab760091fGlenn Kasten bool mStandby; // Whether thread is currently in standby. 733f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent audio_devices_t mOutDevice; // output device 734f1c04f952916cf70407051c9f824ab84fb2b6e09Eric Laurent audio_devices_t mInDevice; // input device 73557b2dd1e78af53115985f18d31ec5421c9da947eEric Laurent audio_source_t mAudioSource; // (see audio.h, audio_source_t) 73601542f2704f39956da09ae2840e192dab760091fGlenn Kasten 73772ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten const audio_io_handle_t mId; 7387c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent Vector< sp<EffectChain> > mEffectChains; 73901542f2704f39956da09ae2840e192dab760091fGlenn Kasten 740480b46802bef1371d5caa16ad5454fce04769c57Glenn Kasten static const int kNameLength = 16; // prctl(PR_SET_NAME) limit 741feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent char mName[kNameLength]; 742feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent sp<IPowerManager> mPowerManager; 743feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent sp<IBinder> mWakeLockToken; 74484afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<PMDeathRecipient> mDeathRecipient; 74559255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // list of suspended effects per session and per type. The first vector is 74659255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // keyed by session ID, the second by type UUID timeLow field 74759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent KeyedVector< int, KeyedVector< int, sp<SuspendedSessionDesc> > > mSuspendedSessions; 74865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 74965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 750b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten struct stream_type_t { 751b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten stream_type_t() 752b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten : volume(1.0f), 7531a9ed11a472493cac7f6dfcbfac2064526a493edEric Laurent mute(false) 754b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten { 755b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten } 756b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten float volume; 757b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten bool mute; 758b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten }; 759b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten 76065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // --- PlaybackThread --- 76165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class PlaybackThread : public ThreadBase { 76265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 76365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 76465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian enum mixer_state { 765d805b718b1fd2d5407ef665c8d4bb42e63dc71a9Glenn Kasten MIXER_IDLE, // no active tracks 766d805b718b1fd2d5407ef665c8d4bb42e63dc71a9Glenn Kasten MIXER_TRACKS_ENABLED, // at least one active track, but no track has any data ready 767d805b718b1fd2d5407ef665c8d4bb42e63dc71a9Glenn Kasten MIXER_TRACKS_READY // at least one active track, and at least one track has data 768d805b718b1fd2d5407ef665c8d4bb42e63dc71a9Glenn Kasten // standby mode does not have an enum value 769d805b718b1fd2d5407ef665c8d4bb42e63dc71a9Glenn Kasten // suspend by audio policy manager is orthogonal to mixer state 77065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 77165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 77265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // playback track 77358912562617941964939a4182cda71eaeb153d4bGlenn Kasten class Track : public TrackBase, public VolumeProvider { 77465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 7759eaa55756c5b245970447019250ce852f5189525Glenn Kasten Track( PlaybackThread *thread, 77665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<Client>& client, 777fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 77865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 77958f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 780254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 78165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int frameCount, 78265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IMemory>& sharedBuffer, 78373d227557ba5192735356bacab9f77b44980793bGlenn Kasten int sessionId, 78473d227557ba5192735356bacab9f77b44980793bGlenn Kasten IAudioFlinger::track_flags_t flags); 785c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~Track(); 78665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 787288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten static void appendDumpHeader(String8& result); 78865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void dump(char* buffer, size_t size); 7893acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten virtual status_t start(AudioSystem::sync_event_t event = AudioSystem::SYNC_EVENT_NONE, 790a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession = 0); 79165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 79265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void pause(); 79365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 79465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void flush(); 79565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void destroy(); 79665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void mute(bool); 7979f34a36d9cdb9595c288e50ffe00da038bc8abb9Glenn Kasten int name() const { return mName; } 79865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 79902bbd20cece1785c223ac4ca2ddc635931a80673Glenn Kasten audio_stream_type_t streamType() const { 80065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mStreamType; 80165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 80265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t attachAuxEffect(int EffectId); 80365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setAuxBuffer(int EffectId, int32_t *buffer); 804c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int32_t *auxBuffer() const { return mAuxBuffer; } 80565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setMainBuffer(int16_t *buffer) { mMainBuffer = buffer; } 806c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int16_t *mainBuffer() const { return mMainBuffer; } 807c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int auxEffectId() const { return mAuxEffectId; } 80865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 80958912562617941964939a4182cda71eaeb153d4bGlenn Kasten // implement FastMixerState::VolumeProvider interface 81058912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual uint32_t getVolumeLR(); 8112986460984580833161bdaabc7f17da1005a8961Eric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 81273d227557ba5192735356bacab9f77b44980793bGlenn Kasten 81365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 8141998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten // for numerous 81565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian friend class PlaybackThread; 81665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian friend class MixerThread; 81765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian friend class DirectOutputThread; 81865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 81965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Track(const Track&); 82065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Track& operator = (const Track&); 82165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 82201c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // AudioBufferProvider interface 82301c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts = kInvalidPTS); 82401c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // releaseBuffer() not overridden 82501c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten 826288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten virtual size_t framesReady() const; 8274ff14bae91075eb274eb1c2975982358946e7e63John Grossman 828c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool isMuted() const { return mMute; } 82965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool isPausing() const { 83065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mState == PAUSING; 83165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 83265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool isPaused() const { 83365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mState == PAUSED; 83465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 835288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten bool isResuming() const { 836288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten return mState == RESUMING; 837288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten } 83865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool isReady() const; 83965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setPaused() { mState = PAUSED; } 84065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void reset(); 84165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 84265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool isOutputTrack() const { 843fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin return (mStreamType == AUDIO_STREAM_CNT); 84465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 84565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 84683faee053cfd4251dbb591b62039f563ffdac399Eric Laurent sp<IMemory> sharedBuffer() const { return mSharedBuffer; } 84783faee053cfd4251dbb591b62039f563ffdac399Eric Laurent 848a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent bool presentationComplete(size_t framesWritten, size_t audioHalFrames); 849a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 8501998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten public: 8512986460984580833161bdaabc7f17da1005a8961Eric Laurent void triggerEvents(AudioSystem::sync_event_t type); 8524ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual bool isTimedTrack() const { return false; } 85358912562617941964939a4182cda71eaeb153d4bGlenn Kasten bool isFastTrack() const { return (mFlags & IAudioFlinger::TRACK_FAST) != 0; } 854a34f8ec169986c5a28600c0decaa4e2db70df8e4Glenn Kasten 8551998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten protected: 8564ff14bae91075eb274eb1c2975982358946e7e63John Grossman 857a34f8ec169986c5a28600c0decaa4e2db70df8e4Glenn Kasten // written by Track::mute() called by binder thread(s), without a mutex or barrier. 858a34f8ec169986c5a28600c0decaa4e2db70df8e4Glenn Kasten // read by Track::isMuted() called by playback thread, also without a mutex or barrier. 859a34f8ec169986c5a28600c0decaa4e2db70df8e4Glenn Kasten // The lack of mutex or barrier is safe because the mute status is only used by itself. 860a34f8ec169986c5a28600c0decaa4e2db70df8e4Glenn Kasten bool mMute; 861a34f8ec169986c5a28600c0decaa4e2db70df8e4Glenn Kasten 86265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // FILLED state is used for suppressing volume ramp at begin of playing 86358912562617941964939a4182cda71eaeb153d4bGlenn Kasten enum {FS_INVALID, FS_FILLING, FS_FILLED, FS_ACTIVE}; 86465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mutable uint8_t mFillingUpStatus; 86565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int8_t mRetryCount; 866f99590187e2e3f1cf6f093063170edec269cac5dGlenn Kasten const sp<IMemory> mSharedBuffer; 86765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mResetDone; 868f99590187e2e3f1cf6f093063170edec269cac5dGlenn Kasten const audio_stream_type_t mStreamType; 869288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten int mName; // track name on the normal mixer, 870288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // allocated statically at track creation time, 871288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // and is even allocated (though unused) for fast tracks 872893a05479c96f911d02beb0443da3ed6508143a7Glenn Kasten // FIXME don't allocate track name for fast tracks 87365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *mMainBuffer; 87465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t *mAuxBuffer; 87565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int mAuxEffectId; 8768f45bd725549436eeacd12ee69349e2332ed8da5Eric Laurent bool mHasVolumeController; 877a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent size_t mPresentationCompleteFrames; // number of frames written to the audio HAL 878a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // when this track will be fully rendered 87973d227557ba5192735356bacab9f77b44980793bGlenn Kasten private: 88073d227557ba5192735356bacab9f77b44980793bGlenn Kasten IAudioFlinger::track_flags_t mFlags; 881288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten 882288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // The following fields are only for fast tracks, and should be in a subclass 883288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten int mFastIndex; // index within FastMixerState::mFastTracks[]; 884893a05479c96f911d02beb0443da3ed6508143a7Glenn Kasten // either mFastIndex == -1 if not isFastTrack() 885288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // or 0 < mFastIndex < FastMixerState::kMaxFast because 886288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // index 0 is reserved for normal mixer's submix; 887288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // index is allocated statically at track creation time 888288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // but the slot is only used if track is active 88909474df67278c0cd621b57c4aef1deaec4d8447fGlenn Kasten FastTrackUnderruns mObservedUnderruns; // Most recently observed value of 890288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // mFastMixerDumpState.mTracks[mFastIndex].mUnderruns 891288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten uint32_t mUnderrunCount; // Counter of total number of underruns, never reset 89258912562617941964939a4182cda71eaeb153d4bGlenn Kasten volatile float mCachedVolume; // combined master volume and stream type volume; 89358912562617941964939a4182cda71eaeb153d4bGlenn Kasten // 'volatile' means accessed without lock or 89458912562617941964939a4182cda71eaeb153d4bGlenn Kasten // barrier, but is read/written atomically 89565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; // end of Track 89665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 8974ff14bae91075eb274eb1c2975982358946e7e63John Grossman class TimedTrack : public Track { 8984ff14bae91075eb274eb1c2975982358946e7e63John Grossman public: 8999eaa55756c5b245970447019250ce852f5189525Glenn Kasten static sp<TimedTrack> create(PlaybackThread *thread, 9004ff14bae91075eb274eb1c2975982358946e7e63John Grossman const sp<Client>& client, 9014ff14bae91075eb274eb1c2975982358946e7e63John Grossman audio_stream_type_t streamType, 9024ff14bae91075eb274eb1c2975982358946e7e63John Grossman uint32_t sampleRate, 9034ff14bae91075eb274eb1c2975982358946e7e63John Grossman audio_format_t format, 904254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 9054ff14bae91075eb274eb1c2975982358946e7e63John Grossman int frameCount, 9064ff14bae91075eb274eb1c2975982358946e7e63John Grossman const sp<IMemory>& sharedBuffer, 9074ff14bae91075eb274eb1c2975982358946e7e63John Grossman int sessionId); 908d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten virtual ~TimedTrack(); 9094ff14bae91075eb274eb1c2975982358946e7e63John Grossman 9104ff14bae91075eb274eb1c2975982358946e7e63John Grossman class TimedBuffer { 9114ff14bae91075eb274eb1c2975982358946e7e63John Grossman public: 9124ff14bae91075eb274eb1c2975982358946e7e63John Grossman TimedBuffer(); 9134ff14bae91075eb274eb1c2975982358946e7e63John Grossman TimedBuffer(const sp<IMemory>& buffer, int64_t pts); 9144ff14bae91075eb274eb1c2975982358946e7e63John Grossman const sp<IMemory>& buffer() const { return mBuffer; } 9154ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t pts() const { return mPTS; } 9161c345196edc61694f29307a1826a64a0d26028dcJohn Grossman uint32_t position() const { return mPosition; } 9171c345196edc61694f29307a1826a64a0d26028dcJohn Grossman void setPosition(uint32_t pos) { mPosition = pos; } 9184ff14bae91075eb274eb1c2975982358946e7e63John Grossman private: 9194ff14bae91075eb274eb1c2975982358946e7e63John Grossman sp<IMemory> mBuffer; 9201c345196edc61694f29307a1826a64a0d26028dcJohn Grossman int64_t mPTS; 9211c345196edc61694f29307a1826a64a0d26028dcJohn Grossman uint32_t mPosition; 9224ff14bae91075eb274eb1c2975982358946e7e63John Grossman }; 9234ff14bae91075eb274eb1c2975982358946e7e63John Grossman 9241c345196edc61694f29307a1826a64a0d26028dcJohn Grossman // Mixer facing methods. 9254ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual bool isTimedTrack() const { return true; } 926288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten virtual size_t framesReady() const; 9274ff14bae91075eb274eb1c2975982358946e7e63John Grossman 92801c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // AudioBufferProvider interface 9291c345196edc61694f29307a1826a64a0d26028dcJohn Grossman virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, 9301c345196edc61694f29307a1826a64a0d26028dcJohn Grossman int64_t pts); 9314ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer); 9324ff14bae91075eb274eb1c2975982358946e7e63John Grossman 9331c345196edc61694f29307a1826a64a0d26028dcJohn Grossman // Client/App facing methods. 9344ff14bae91075eb274eb1c2975982358946e7e63John Grossman status_t allocateTimedBuffer(size_t size, 9354ff14bae91075eb274eb1c2975982358946e7e63John Grossman sp<IMemory>* buffer); 9364ff14bae91075eb274eb1c2975982358946e7e63John Grossman status_t queueTimedBuffer(const sp<IMemory>& buffer, 9374ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t pts); 9384ff14bae91075eb274eb1c2975982358946e7e63John Grossman status_t setMediaTimeTransform(const LinearTransform& xform, 9394ff14bae91075eb274eb1c2975982358946e7e63John Grossman TimedAudioTrack::TargetTimeline target); 9404ff14bae91075eb274eb1c2975982358946e7e63John Grossman 9414ff14bae91075eb274eb1c2975982358946e7e63John Grossman private: 9429eaa55756c5b245970447019250ce852f5189525Glenn Kasten TimedTrack(PlaybackThread *thread, 9434ff14bae91075eb274eb1c2975982358946e7e63John Grossman const sp<Client>& client, 9444ff14bae91075eb274eb1c2975982358946e7e63John Grossman audio_stream_type_t streamType, 9454ff14bae91075eb274eb1c2975982358946e7e63John Grossman uint32_t sampleRate, 9464ff14bae91075eb274eb1c2975982358946e7e63John Grossman audio_format_t format, 947254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 9484ff14bae91075eb274eb1c2975982358946e7e63John Grossman int frameCount, 9494ff14bae91075eb274eb1c2975982358946e7e63John Grossman const sp<IMemory>& sharedBuffer, 9504ff14bae91075eb274eb1c2975982358946e7e63John Grossman int sessionId); 9514ff14bae91075eb274eb1c2975982358946e7e63John Grossman 9521c345196edc61694f29307a1826a64a0d26028dcJohn Grossman void timedYieldSamples_l(AudioBufferProvider::Buffer* buffer); 9531c345196edc61694f29307a1826a64a0d26028dcJohn Grossman void timedYieldSilence_l(uint32_t numFrames, 9541c345196edc61694f29307a1826a64a0d26028dcJohn Grossman AudioBufferProvider::Buffer* buffer); 9551c345196edc61694f29307a1826a64a0d26028dcJohn Grossman void trimTimedBufferQueue_l(); 9561c345196edc61694f29307a1826a64a0d26028dcJohn Grossman void trimTimedBufferQueueHead_l(const char* logTag); 9571c345196edc61694f29307a1826a64a0d26028dcJohn Grossman void updateFramesPendingAfterTrim_l(const TimedBuffer& buf, 9581c345196edc61694f29307a1826a64a0d26028dcJohn Grossman const char* logTag); 9591c345196edc61694f29307a1826a64a0d26028dcJohn Grossman 9604ff14bae91075eb274eb1c2975982358946e7e63John Grossman uint64_t mLocalTimeFreq; 9614ff14bae91075eb274eb1c2975982358946e7e63John Grossman LinearTransform mLocalTimeToSampleTransform; 9629fbdee13d09447550dd22ae72c2dbabdce7f0a80John Grossman LinearTransform mMediaTimeToSampleTransform; 9634ff14bae91075eb274eb1c2975982358946e7e63John Grossman sp<MemoryDealer> mTimedMemoryDealer; 9649fbdee13d09447550dd22ae72c2dbabdce7f0a80John Grossman 9654ff14bae91075eb274eb1c2975982358946e7e63John Grossman Vector<TimedBuffer> mTimedBufferQueue; 9669fbdee13d09447550dd22ae72c2dbabdce7f0a80John Grossman bool mQueueHeadInFlight; 9679fbdee13d09447550dd22ae72c2dbabdce7f0a80John Grossman bool mTrimQueueHeadOnRelease; 9681c345196edc61694f29307a1826a64a0d26028dcJohn Grossman uint32_t mFramesPendingInQueue; 9699fbdee13d09447550dd22ae72c2dbabdce7f0a80John Grossman 9704ff14bae91075eb274eb1c2975982358946e7e63John Grossman uint8_t* mTimedSilenceBuffer; 9714ff14bae91075eb274eb1c2975982358946e7e63John Grossman uint32_t mTimedSilenceBufferSize; 9724ff14bae91075eb274eb1c2975982358946e7e63John Grossman mutable Mutex mTimedBufferQueueLock; 9734ff14bae91075eb274eb1c2975982358946e7e63John Grossman bool mTimedAudioOutputOnTime; 9744ff14bae91075eb274eb1c2975982358946e7e63John Grossman CCHelper mCCHelper; 9754ff14bae91075eb274eb1c2975982358946e7e63John Grossman 9764ff14bae91075eb274eb1c2975982358946e7e63John Grossman Mutex mMediaTimeTransformLock; 9774ff14bae91075eb274eb1c2975982358946e7e63John Grossman LinearTransform mMediaTimeTransform; 9784ff14bae91075eb274eb1c2975982358946e7e63John Grossman bool mMediaTimeTransformValid; 9794ff14bae91075eb274eb1c2975982358946e7e63John Grossman TimedAudioTrack::TargetTimeline mMediaTimeTransformTarget; 9804ff14bae91075eb274eb1c2975982358946e7e63John Grossman }; 9814ff14bae91075eb274eb1c2975982358946e7e63John Grossman 98265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 98365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // playback track 98465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class OutputTrack : public Track { 98565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 98665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 98765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class Buffer: public AudioBufferProvider::Buffer { 98865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 98965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *mBuffer; 99065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 99165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 9929eaa55756c5b245970447019250ce852f5189525Glenn Kasten OutputTrack(PlaybackThread *thread, 99365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian DuplicatingThread *sourceThread, 99465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 99558f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 996254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 99765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int frameCount); 998c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~OutputTrack(); 99965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 10003acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten virtual status_t start(AudioSystem::sync_event_t event = AudioSystem::SYNC_EVENT_NONE, 1001a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession = 0); 100265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 100365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool write(int16_t* data, uint32_t frames); 1004a111792f1314479c649d1d44c30c2caf70c00c2aGlenn Kasten bool bufferQueueEmpty() const { return mBufferQueue.size() == 0; } 1005c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool isActive() const { return mActive; } 1006c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten const wp<ThreadBase>& thread() const { return mThread; } 100765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 100865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 100965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1010335787fe43596f38ea2fa50b24c54d0823a3fb1dGlenn Kasten enum { 1011335787fe43596f38ea2fa50b24c54d0823a3fb1dGlenn Kasten NO_MORE_BUFFERS = 0x80000001, // same in AudioTrack.h, ok to be different value 1012335787fe43596f38ea2fa50b24c54d0823a3fb1dGlenn Kasten }; 1013335787fe43596f38ea2fa50b24c54d0823a3fb1dGlenn Kasten 101465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t obtainBuffer(AudioBufferProvider::Buffer* buffer, uint32_t waitTimeMs); 101565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void clearBufferQueue(); 101665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 101765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Maximum number of pending buffers allocated by OutputTrack::write() 101865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian static const uint8_t kMaxOverFlowBuffers = 10; 101965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 102065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Vector < Buffer* > mBufferQueue; 102165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian AudioBufferProvider::Buffer mOutBuffer; 102265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mActive; 102384afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten DuplicatingThread* const mSourceThread; // for waitTimeMs() in write() 102465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; // end of OutputTrack 102565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 102672ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten PlaybackThread (const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 1027bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten audio_io_handle_t id, audio_devices_t device, type_t type); 102865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~PlaybackThread(); 102965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1030be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dump(int fd, const Vector<String16>& args); 103165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 103265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Thread virtuals 103365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t readyToRun(); 1034000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual bool threadLoop(); 1035000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1036000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // RefBase 103765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void onFirstRef(); 103865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1039000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kastenprotected: 1040000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // Code snippets that were lifted up out of threadLoop() 1041000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_mix() = 0; 1042000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_sleepTime() = 0; 1043000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_write(); 1044000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_standby(); 104544a957f06400a338e7af20b3d16c4c4ae22a673cEric Laurent virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 1046000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1047288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // prepareTracks_l reads and writes mActiveTracks, and returns 1048288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // the pending set of tracks to remove via Vector 'tracksToRemove'. The caller 1049288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten // is responsible for clearing or destroying this Vector later on, when it 10501465f0c3df04c3166155a852a6a5c10069c1fd0aGlenn Kasten // is safe to do so. That will drop the final ref count and destroy the tracks. 10511465f0c3df04c3166155a852a6a5c10069c1fd0aGlenn Kasten virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove) = 0; 1052000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1053000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kastenpublic: 1054000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1055e0feee3da22beeffbd9357540e265f13b2119cbbGlenn Kasten virtual status_t initCheck() const { return (mOutput == NULL) ? NO_INIT : NO_ERROR; } 10567c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 1057688aac7675f18bdd7bff13334759e20bc4e6c390Glenn Kasten // return estimated latency in milliseconds, as reported by HAL 1058688aac7675f18bdd7bff13334759e20bc4e6c390Glenn Kasten uint32_t latency() const; 1059f06c2ed50e1db871ae9eb2bd15a196064f8c278cMarco Nelissen // same, but lock must already be held 1060f06c2ed50e1db871ae9eb2bd15a196064f8c278cMarco Nelissen uint32_t latency_l() const; 106165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 10626637baae4244aec731c4014da72418d330636ae1Glenn Kasten void setMasterVolume(float value); 10636637baae4244aec731c4014da72418d330636ae1Glenn Kasten void setMasterMute(bool muted); 106465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 10656637baae4244aec731c4014da72418d330636ae1Glenn Kasten void setStreamVolume(audio_stream_type_t stream, float value); 10666637baae4244aec731c4014da72418d330636ae1Glenn Kasten void setStreamMute(audio_stream_type_t stream, bool muted); 106765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 10686637baae4244aec731c4014da72418d330636ae1Glenn Kasten float streamVolume(audio_stream_type_t stream) const; 106965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 107065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<Track> createTrack_l( 107165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<AudioFlinger::Client>& client, 1072fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 107365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 107458f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 1075254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 107665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int frameCount, 107765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IMemory>& sharedBuffer, 107865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int sessionId, 107973d227557ba5192735356bacab9f77b44980793bGlenn Kasten IAudioFlinger::track_flags_t flags, 10803acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten pid_t tid, 108165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t *status); 108265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1083aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten AudioStreamOut* getOutput() const; 1084b8ba0a979067a4efb0b3819bf17770793e41c15eEric Laurent AudioStreamOut* clearOutput(); 10850bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual audio_stream_t* stream() const; 108665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 10871ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // a very large number of suspend() will eventually wraparound, but unlikely 10881ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten void suspend() { (void) android_atomic_inc(&mSuspended); } 10891ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten void restore() 10901ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten { 10911ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // if restore() is done without suspend(), get back into 10921ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // range so that the next suspend() will operate correctly 10931ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten if (android_atomic_dec(&mSuspended) <= 0) { 10941ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten android_atomic_release_store(0, &mSuspended); 10951ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten } 10961ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten } 10971ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten bool isSuspended() const 10981ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten { return android_atomic_acquire_load(&mSuspended) > 0; } 10991ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten 110065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual String8 getParameters(const String8& keys); 110165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void audioConfigChanged_l(int event, int param = 0); 1102688aac7675f18bdd7bff13334759e20bc4e6c390Glenn Kasten status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames); 1103c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int16_t *mixBuffer() const { return mMixBuffer; }; 110465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 11057c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual void detachAuxEffect_l(int effectId); 1106de070137f11d346fba77605bd76a44c040a618fcEric Laurent status_t attachAuxEffect(const sp<AudioFlinger::PlaybackThread::Track> track, 1107de070137f11d346fba77605bd76a44c040a618fcEric Laurent int EffectId); 1108de070137f11d346fba77605bd76a44c040a618fcEric Laurent status_t attachAuxEffect_l(const sp<AudioFlinger::PlaybackThread::Track> track, 1109de070137f11d346fba77605bd76a44c040a618fcEric Laurent int EffectId); 111065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 11117c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 11127c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 1113106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten virtual uint32_t hasAudioSession(int sessionId) const; 11147c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual uint32_t getStrategyForSession_l(int sessionId); 1115de070137f11d346fba77605bd76a44c040a618fcEric Laurent 11169f6530f53ae9eda43f4e7c1cb30d2379db00aa00Eric Laurent 1117a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 1118106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 111922167855ff9af7b13fda669ca27c67a037a7d585Eric Laurent void invalidateTracks(audio_stream_type_t streamType); 112022167855ff9af7b13fda669ca27c67a037a7d585Eric Laurent 1121a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 112265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 112365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t* mMixBuffer; 11241ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten 11251ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // suspend count, > 0 means suspended. While suspended, the thread continues to pull from 11261ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // tracks and mix, but doesn't write to HAL. A2DP and SCO HAL implementations can't handle 11271ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // concurrent use of both of them, so Audio Policy Service suspends one of the threads to 11281ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // workaround that restriction. 11291ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten // 'volatile' means accessed via atomic operations and no lock. 11301ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten volatile int32_t mSuspended; 11311ea6d23396118a9cfe912b7b8a4e6f231e318ea2Glenn Kasten 113265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int mBytesWritten; 11339806710f5d6722cfc5783c7eca3512451a0f2035Glenn Kasten private: 113499e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // mMasterMute is in both PlaybackThread and in AudioFlinger. When a 113599e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // PlaybackThread needs to find out if master-muted, it checks it's local 113699e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // copy rather than the one in AudioFlinger. This optimization saves a lock. 113765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mMasterMute; 11386637baae4244aec731c4014da72418d330636ae1Glenn Kasten void setMasterMute_l(bool muted) { mMasterMute = muted; } 11399806710f5d6722cfc5783c7eca3512451a0f2035Glenn Kasten protected: 1140288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten SortedVector< wp<Track> > mActiveTracks; // FIXME check if this could be sp<> 114165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 11427d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // Allocate a track name for a given channel mask. 11437d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // Returns name >= 0 if successful, -1 on failure. 1144fe3156ec6fd9fa57dde913fd8567530d095a6550Jean-Michel Trivi virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId) = 0; 114565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void deleteTrackName_l(int name) = 0; 11460bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten 11470bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten // Time to sleep between cycles when: 11480bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t activeSleepTimeUs() const; // mixer state MIXER_TRACKS_ENABLED 11490bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t idleSleepTimeUs() const = 0; // mixer state MIXER_IDLE 11500bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t suspendSleepTimeUs() const = 0; // audio policy manager suspended us 11510bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten // No sleep when mixer state == MIXER_TRACKS_READY; relies on audio HAL stream->write() 11520bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten // No sleep in standby mode; waits on a condition 115365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 115437d825e72a6c606553a745da1212590a425996d3Glenn Kasten // Code snippets that are temporarily lifted up out of threadLoop() until the merge 115537d825e72a6c606553a745da1212590a425996d3Glenn Kasten void checkSilentMode_l(); 115637d825e72a6c606553a745da1212590a425996d3Glenn Kasten 1157fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten // Non-trivial for DUPLICATING only 1158fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten virtual void saveOutputTracks() { } 1159fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten virtual void clearOutputTracks() { } 1160fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten 116166fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // Cache various calculated values, at threadLoop() entry and after a parameter change 116266fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten virtual void cacheParameters_l(); 116366fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten 1164e737cda649acbfa43fc1b74612a83f2fac9aa449Eric Laurent virtual uint32_t correctLatency(uint32_t latency) const; 1165e737cda649acbfa43fc1b74612a83f2fac9aa449Eric Laurent 116665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 116765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 11681998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class AudioFlinger; // for numerous 116965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 117065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian PlaybackThread(const Client&); 117165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian PlaybackThread& operator = (const PlaybackThread&); 117265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 117365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t addTrack_l(const sp<Track>& track); 117465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void destroyTrack_l(const sp<Track>& track); 1175b469b9490b3cd9e0f0466d9b9ab228f6c793b82eEric Laurent void removeTrack_l(const sp<Track>& track); 117665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 117765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void readOutputParameters(); 117865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1179be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten virtual void dumpInternals(int fd, const Vector<String16>& args); 1180be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpTracks(int fd, const Vector<String16>& args); 118165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 118265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian SortedVector< sp<Track> > mTracks; 1183263709e7be37c7040aaef385bc5c9389a9b5f514Glenn Kasten // mStreamTypes[] uses 1 additional stream type internally for the OutputTrack used by DuplicatingThread 1184fce7a473248381cc83a01855f92581077d3c9ee2Dima Zavin stream_type_t mStreamTypes[AUDIO_STREAM_CNT + 1]; 1185aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten AudioStreamOut *mOutput; 11869f34a36d9cdb9595c288e50ffe00da038bc8abb9Glenn Kasten 118765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian float mMasterVolume; 118865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian nsecs_t mLastWriteTime; 118965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int mNumWrites; 119065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int mNumDelayedWrites; 119165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mInWrite; 1192000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1193000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // FIXME rename these former local variables of threadLoop to standard "m" names 1194000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten nsecs_t standbyTime; 1195000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten size_t mixBufferSize; 119666fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten 119766fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // cached copies of activeSleepTimeUs() and idleSleepTimeUs() made by cacheParameters_l() 1198000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten uint32_t activeSleepTime; 1199000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten uint32_t idleSleepTime; 120066fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten 1201000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten uint32_t sleepTime; 1202fec279f5a0bfaa2a42e91ab6dfa0282baeee308bGlenn Kasten 1203fec279f5a0bfaa2a42e91ab6dfa0282baeee308bGlenn Kasten // mixer status returned by prepareTracks_l() 1204da747447c1d4b5205469b4e94485b8769df57a97Eric Laurent mixer_state mMixerStatus; // current cycle 1205da747447c1d4b5205469b4e94485b8769df57a97Eric Laurent // previous cycle when in prepareTracks_l() 1206810280460da5000785662f6c5b0c7ff3ee0a4cb3Glenn Kasten mixer_state mMixerStatusIgnoringFastTracks; 1207810280460da5000785662f6c5b0c7ff3ee0a4cb3Glenn Kasten // FIXME or a separate ready state per track 1208000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1209000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // FIXME move these declarations into the specific sub-class that needs them 1210000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // MIXER only 1211000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten uint32_t sleepTimeShift; 121266fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten 121366fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // same as AudioFlinger::mStandbyTimeInNsecs except for DIRECT which uses a shorter value 1214000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten nsecs_t standbyDelay; 121566fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten 121666fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // MIXER only 121766fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten nsecs_t maxPeriod; 121866fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten 1219000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // DUPLICATING only 1220000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten uint32_t writeFrames; 122158912562617941964939a4182cda71eaeb153d4bGlenn Kasten 122258912562617941964939a4182cda71eaeb153d4bGlenn Kasten private: 122358912562617941964939a4182cda71eaeb153d4bGlenn Kasten // The HAL output sink is treated as non-blocking, but current implementation is blocking 122458912562617941964939a4182cda71eaeb153d4bGlenn Kasten sp<NBAIO_Sink> mOutputSink; 122558912562617941964939a4182cda71eaeb153d4bGlenn Kasten // If a fast mixer is present, the blocking pipe sink, otherwise clear 122658912562617941964939a4182cda71eaeb153d4bGlenn Kasten sp<NBAIO_Sink> mPipeSink; 122758912562617941964939a4182cda71eaeb153d4bGlenn Kasten // The current sink for the normal mixer to write it's (sub)mix, mOutputSink or mPipeSink 122858912562617941964939a4182cda71eaeb153d4bGlenn Kasten sp<NBAIO_Sink> mNormalSink; 1229fbae5dae5187aca9d974cbe15ec818e9c6f56705Glenn Kasten // For dumpsys 1230fbae5dae5187aca9d974cbe15ec818e9c6f56705Glenn Kasten sp<NBAIO_Sink> mTeeSink; 1231fbae5dae5187aca9d974cbe15ec818e9c6f56705Glenn Kasten sp<NBAIO_Source> mTeeSource; 123228ed2f93324988767b5658eba7c1fa781a275183Glenn Kasten uint32_t mScreenState; // cached copy of gScreenState 123358912562617941964939a4182cda71eaeb153d4bGlenn Kasten public: 123458912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual bool hasFastMixer() const = 0; 123509474df67278c0cd621b57c4aef1deaec4d8447fGlenn Kasten virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const 123609474df67278c0cd621b57c4aef1deaec4d8447fGlenn Kasten { FastTrackUnderruns dummy; return dummy; } 123758912562617941964939a4182cda71eaeb153d4bGlenn Kasten 123858912562617941964939a4182cda71eaeb153d4bGlenn Kasten protected: 123958912562617941964939a4182cda71eaeb153d4bGlenn Kasten // accessed by both binder threads and within threadLoop(), lock on mutex needed 124058912562617941964939a4182cda71eaeb153d4bGlenn Kasten unsigned mFastTrackAvailMask; // bit i set if fast track [i] is available 124158912562617941964939a4182cda71eaeb153d4bGlenn Kasten 124265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 124365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 124465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class MixerThread : public PlaybackThread { 124565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 1246de070137f11d346fba77605bd76a44c040a618fcEric Laurent MixerThread (const sp<AudioFlinger>& audioFlinger, 1247799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin AudioStreamOut* output, 124872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t id, 1249bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten audio_devices_t device, 125023bb8becff20449a9b1647d5a1a99b14c83f0cceGlenn Kasten type_t type = MIXER); 125165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~MixerThread(); 125265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 125365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Thread virtuals 125465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 125565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool checkForNewParameters_l(); 1256be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten virtual void dumpInternals(int fd, const Vector<String16>& args); 125765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 125865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 1259000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 1260fe3156ec6fd9fa57dde913fd8567530d095a6550Jean-Michel Trivi virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId); 126165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void deleteTrackName_l(int name); 12620bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t idleSleepTimeUs() const; 12630bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t suspendSleepTimeUs() const; 126466fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten virtual void cacheParameters_l(); 126565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1266000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // threadLoop snippets 126758912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual void threadLoop_write(); 126858912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual void threadLoop_standby(); 1269000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_mix(); 1270000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_sleepTime(); 127158912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual void threadLoop_removeTracks(const Vector< sp<Track> >& tracksToRemove); 1272e737cda649acbfa43fc1b74612a83f2fac9aa449Eric Laurent virtual uint32_t correctLatency(uint32_t latency) const; 127358912562617941964939a4182cda71eaeb153d4bGlenn Kasten 127458912562617941964939a4182cda71eaeb153d4bGlenn Kasten AudioMixer* mAudioMixer; // normal mixer 127558912562617941964939a4182cda71eaeb153d4bGlenn Kasten private: 127658912562617941964939a4182cda71eaeb153d4bGlenn Kasten // one-time initialization, no locks required 127758912562617941964939a4182cda71eaeb153d4bGlenn Kasten FastMixer* mFastMixer; // non-NULL if there is also a fast mixer 1278c15d6657a17d7cef91f800f40d11760e2e7340afGlenn Kasten sp<AudioWatchdog> mAudioWatchdog; // non-0 if there is an audio watchdog thread 127958912562617941964939a4182cda71eaeb153d4bGlenn Kasten 128058912562617941964939a4182cda71eaeb153d4bGlenn Kasten // contents are not guaranteed to be consistent, no locks required 128158912562617941964939a4182cda71eaeb153d4bGlenn Kasten FastMixerDumpState mFastMixerDumpState; 1282399930859a75d806ce0ef124ac22025ae4ef0549Glenn Kasten#ifdef STATE_QUEUE_DUMP 1283399930859a75d806ce0ef124ac22025ae4ef0549Glenn Kasten StateQueueObserverDump mStateQueueObserverDump; 1284399930859a75d806ce0ef124ac22025ae4ef0549Glenn Kasten StateQueueMutatorDump mStateQueueMutatorDump; 1285399930859a75d806ce0ef124ac22025ae4ef0549Glenn Kasten#endif 1286c15d6657a17d7cef91f800f40d11760e2e7340afGlenn Kasten AudioWatchdogDump mAudioWatchdogDump; 1287000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 128858912562617941964939a4182cda71eaeb153d4bGlenn Kasten // accessible only within the threadLoop(), no locks required 128958912562617941964939a4182cda71eaeb153d4bGlenn Kasten // mFastMixer->sq() // for mutating and pushing state 129058912562617941964939a4182cda71eaeb153d4bGlenn Kasten int32_t mFastMixerFutex; // for cold idle 129158912562617941964939a4182cda71eaeb153d4bGlenn Kasten 129258912562617941964939a4182cda71eaeb153d4bGlenn Kasten public: 129358912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual bool hasFastMixer() const { return mFastMixer != NULL; } 129409474df67278c0cd621b57c4aef1deaec4d8447fGlenn Kasten virtual FastTrackUnderruns getFastTrackUnderruns(size_t fastIndex) const { 129588cbea8a918bbaf5e06e48aadd5af5e81d58d232Glenn Kasten ALOG_ASSERT(fastIndex < FastMixerState::kMaxFastTracks); 129609474df67278c0cd621b57c4aef1deaec4d8447fGlenn Kasten return mFastMixerDumpState.mTracks[fastIndex].mUnderruns; 1297288ed2103d96f3aabd7e6bea3c080ab6db164049Glenn Kasten } 129865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 129965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 130065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class DirectOutputThread : public PlaybackThread { 130165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 130265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 130372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten DirectOutputThread (const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, 1304bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten audio_io_handle_t id, audio_devices_t device); 1305c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~DirectOutputThread(); 130665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 130765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Thread virtuals 130865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 130965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool checkForNewParameters_l(); 131065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 131165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 1312fe3156ec6fd9fa57dde913fd8567530d095a6550Jean-Michel Trivi virtual int getTrackName_l(audio_channel_mask_t channelMask, int sessionId); 131365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void deleteTrackName_l(int name); 13140bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t activeSleepTimeUs() const; 13150bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t idleSleepTimeUs() const; 13160bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t suspendSleepTimeUs() const; 131766fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten virtual void cacheParameters_l(); 131865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1319000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // threadLoop snippets 13201465f0c3df04c3166155a852a6a5c10069c1fd0aGlenn Kasten virtual mixer_state prepareTracks_l(Vector< sp<Track> > *tracksToRemove); 1321000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_mix(); 1322000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_sleepTime(); 132365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 132499e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // volumes last sent to audio HAL with stream->set_volume() 132565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian float mLeftVolFloat; 132665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian float mRightVolFloat; 1327d4513b09123deebf8023b73a82d2d46d35806ceaGlenn Kasten 1328d4513b09123deebf8023b73a82d2d46d35806ceaGlenn Kastenprivate: 1329b071e9bc248865ef87a339044c0c5cbabfac175cGlenn Kasten // prepareTracks_l() tells threadLoop_mix() the name of the single active track 1330b071e9bc248865ef87a339044c0c5cbabfac175cGlenn Kasten sp<Track> mActiveTrack; 133158912562617941964939a4182cda71eaeb153d4bGlenn Kasten public: 133258912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual bool hasFastMixer() const { return false; } 133365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 133465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 133565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class DuplicatingThread : public MixerThread { 133665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 133772ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten DuplicatingThread (const sp<AudioFlinger>& audioFlinger, MixerThread* mainThread, 133872ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t id); 1339c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~DuplicatingThread(); 134065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 134165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Thread virtuals 134265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void addOutputTrack(MixerThread* thread); 134365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void removeOutputTrack(MixerThread* thread); 13440bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten uint32_t waitTimeMs() const { return mWaitTimeMs; } 134565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 13460bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual uint32_t activeSleepTimeUs() const; 134765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 134865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 1349e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten bool outputsReady(const SortedVector< sp<OutputTrack> > &outputTracks); 1350000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten protected: 1351000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // threadLoop snippets 1352000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_mix(); 1353000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_sleepTime(); 1354000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_write(); 1355000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten virtual void threadLoop_standby(); 135666fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten virtual void cacheParameters_l(); 1357438b036deaf4413503567a75a2861c000d21da5bGlenn Kasten 135866fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten private: 1359438b036deaf4413503567a75a2861c000d21da5bGlenn Kasten // called from threadLoop, addOutputTrack, removeOutputTrack 1360438b036deaf4413503567a75a2861c000d21da5bGlenn Kasten virtual void updateWaitTime_l(); 136166fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten protected: 1362fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten virtual void saveOutputTracks(); 1363fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten virtual void clearOutputTracks(); 1364000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten private: 136565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 136665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t mWaitTimeMs; 1367fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten SortedVector < sp<OutputTrack> > outputTracks; 1368fa26a859bacb597587a8f49acfc3127351fa688cGlenn Kasten SortedVector < sp<OutputTrack> > mOutputTracks; 136958912562617941964939a4182cda71eaeb153d4bGlenn Kasten public: 137058912562617941964939a4182cda71eaeb153d4bGlenn Kasten virtual bool hasFastMixer() const { return false; } 137165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 137265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 137372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten PlaybackThread *checkPlaybackThread_l(audio_io_handle_t output) const; 137472ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten MixerThread *checkMixerThread_l(audio_io_handle_t output) const; 137572ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten RecordThread *checkRecordThread_l(audio_io_handle_t input) const; 13766637baae4244aec731c4014da72418d330636ae1Glenn Kasten // no range check, AudioFlinger::mLock held 13776637baae4244aec731c4014da72418d330636ae1Glenn Kasten bool streamMute_l(audio_stream_type_t stream) const 13786637baae4244aec731c4014da72418d330636ae1Glenn Kasten { return mStreamTypes[stream].mute; } 13796637baae4244aec731c4014da72418d330636ae1Glenn Kasten // no range check, doesn't check per-thread stream volume, AudioFlinger::mLock held 13806637baae4244aec731c4014da72418d330636ae1Glenn Kasten float streamVolume_l(audio_stream_type_t stream) const 138172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten { return mStreamTypes[stream].volume; } 1382b81cc8c6f3eec9edb255ea99b6a6f243585b1e38Glenn Kasten void audioConfigChanged_l(int event, audio_io_handle_t ioHandle, const void *param2); 138365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 138472ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten // allocate an audio_io_handle_t, session ID, or effect ID 13857c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent uint32_t nextUniqueId(); 138672ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten 138759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent status_t moveEffectChain_l(int sessionId, 1388a111792f1314479c649d1d44c30c2caf70c00c2aGlenn Kasten PlaybackThread *srcThread, 1389a111792f1314479c649d1d44c30c2caf70c00c2aGlenn Kasten PlaybackThread *dstThread, 139039e94f8f723d445447fdee0822291e664b631f60Eric Laurent bool reRegister); 139102fe1bf923bbe5789202dbd5810e2c04794562e6Glenn Kasten // return thread associated with primary hardware device, or NULL 139202fe1bf923bbe5789202dbd5810e2c04794562e6Glenn Kasten PlaybackThread *primaryPlaybackThread_l() const; 1393bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten audio_devices_t primaryOutputDevice_l() const; 139465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1395717e128691f083a9469a1d0e363ac6ecd5c65d58Eric Laurent sp<PlaybackThread> getEffectThread_l(int sessionId, int EffectId); 1396717e128691f083a9469a1d0e363ac6ecd5c65d58Eric Laurent 139799e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // server side of the client's IAudioTrack 139865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class TrackHandle : public android::BnAudioTrack { 139965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 140065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian TrackHandle(const sp<PlaybackThread::Track>& track); 140165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~TrackHandle(); 140290716c5728b37637b2d0a730a721bfc9fad299e0Glenn Kasten virtual sp<IMemory> getCblk() const; 14033acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten virtual status_t start(); 140465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 140565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void flush(); 140665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void mute(bool); 140765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void pause(); 140865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t attachAuxEffect(int effectId); 14094ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual status_t allocateTimedBuffer(size_t size, 14104ff14bae91075eb274eb1c2975982358946e7e63John Grossman sp<IMemory>* buffer); 14114ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual status_t queueTimedBuffer(const sp<IMemory>& buffer, 14124ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t pts); 14134ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual status_t setMediaTimeTransform(const LinearTransform& xform, 14144ff14bae91075eb274eb1c2975982358946e7e63John Grossman int target); 141565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact( 141665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags); 141765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 141884afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<PlaybackThread::Track> mTrack; 141965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 142065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 142165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void removeClient_l(pid_t pid); 142265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void removeNotificationClient(pid_t pid); 142365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 142465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 142565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // record thread 142665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordThread : public ThreadBase, public AudioBufferProvider 1427c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // derives from AudioBufferProvider interface for use by resampler 142865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian { 142965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 143065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 143165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // record track 143265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordTrack : public TrackBase { 143365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 14349eaa55756c5b245970447019250ce852f5189525Glenn Kasten RecordTrack(RecordThread *thread, 143565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<Client>& client, 143665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 143758f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 1438254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 143965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int frameCount, 144065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int sessionId); 1441c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~RecordTrack(); 144265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 14430ec23ce0d1ff79566c402bc30df3074f6e25a22bGlenn Kasten virtual status_t start(AudioSystem::sync_event_t event, int triggerSession); 144465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 144565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1446510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten void destroy(); 1447510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten 144804270daf50f0c602d7c57a257a693e68246cbeb7Glenn Kasten // clear the buffer overflow flag 144904270daf50f0c602d7c57a257a693e68246cbeb7Glenn Kasten void clearOverflow() { mOverflow = false; } 145004270daf50f0c602d7c57a257a693e68246cbeb7Glenn Kasten // set the buffer overflow flag and return previous value 145165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool setOverflow() { bool tmp = mOverflow; mOverflow = true; return tmp; } 145265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1453510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten static void appendDumpHeader(String8& result); 145465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void dump(char* buffer, size_t size); 145559255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 145665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 14571998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class AudioFlinger; // for mState 145865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 145965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RecordTrack(const RecordTrack&); 146065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RecordTrack& operator = (const RecordTrack&); 146165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 146201c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // AudioBufferProvider interface 146301c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts = kInvalidPTS); 146401c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // releaseBuffer() not overridden 146565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 146604270daf50f0c602d7c57a257a693e68246cbeb7Glenn Kasten bool mOverflow; // overflow on most recent attempt to fill client buffer 146765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 146865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 146965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RecordThread(const sp<AudioFlinger>& audioFlinger, 1470799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin AudioStreamIn *input, 147165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 1472254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 147372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t id, 1474bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten audio_devices_t device); 1475c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~RecordThread(); 147665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1477510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten // no addTrack_l ? 1478510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten void destroyTrack_l(const sp<RecordTrack>& track); 1479510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten void removeTrack_l(const sp<RecordTrack>& track); 1480510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten 1481510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten void dumpInternals(int fd, const Vector<String16>& args); 1482510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten void dumpTracks(int fd, const Vector<String16>& args); 1483510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten 1484c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // Thread virtuals 148565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool threadLoop(); 1486b8ba0a979067a4efb0b3819bf17770793e41c15eEric Laurent virtual status_t readyToRun(); 1487000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 1488000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // RefBase 148965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void onFirstRef(); 149065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1491e0feee3da22beeffbd9357540e265f13b2119cbbGlenn Kasten virtual status_t initCheck() const { return (mInput == NULL) ? NO_INIT : NO_ERROR; } 14927c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent sp<AudioFlinger::RecordThread::RecordTrack> createRecordTrack_l( 14937c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent const sp<AudioFlinger::Client>& client, 14947c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent uint32_t sampleRate, 149558f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 1496254af180475346b6186b49c297f340c9c4817511Glenn Kasten audio_channel_mask_t channelMask, 14977c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent int frameCount, 14987c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent int sessionId, 14991879fff068422852c1483dcf8365c2ff0e2fadfcGlenn Kasten IAudioFlinger::track_flags_t flags, 15001879fff068422852c1483dcf8365c2ff0e2fadfcGlenn Kasten pid_t tid, 15017c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent status_t *status); 15027c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 15033acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten status_t start(RecordTrack* recordTrack, 1504a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent AudioSystem::sync_event_t event, 1505a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession); 15061d491ff06f4b9c90ff24fe953b90d0843eaf1c04Glenn Kasten 15071d491ff06f4b9c90ff24fe953b90d0843eaf1c04Glenn Kasten // ask the thread to stop the specified track, and 15081d491ff06f4b9c90ff24fe953b90d0843eaf1c04Glenn Kasten // return true if the caller should then do it's part of the stopping process 15091d491ff06f4b9c90ff24fe953b90d0843eaf1c04Glenn Kasten bool stop_l(RecordTrack* recordTrack); 15101d491ff06f4b9c90ff24fe953b90d0843eaf1c04Glenn Kasten 1511be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dump(int fd, const Vector<String16>& args); 1512b8ba0a979067a4efb0b3819bf17770793e41c15eEric Laurent AudioStreamIn* clearInput(); 15130bf65bdde04b8e66c998ff37e2b2afafddddfa33Glenn Kasten virtual audio_stream_t* stream() const; 15147c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 151501c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten // AudioBufferProvider interface 151601c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten virtual status_t getNextBuffer(AudioBufferProvider::Buffer* buffer, int64_t pts); 151765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void releaseBuffer(AudioBufferProvider::Buffer* buffer); 151801c4ebf6b794493898114a502ed36de13137f7e5Glenn Kasten 151965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool checkForNewParameters_l(); 152065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual String8 getParameters(const String8& keys); 152165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void audioConfigChanged_l(int event, int param = 0); 152265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void readInputParameters(); 152365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual unsigned int getInputFramesLost(); 152465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 15257c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual status_t addEffectChain_l(const sp<EffectChain>& chain); 15267c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent virtual size_t removeEffectChain_l(const sp<EffectChain>& chain); 1527106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten virtual uint32_t hasAudioSession(int sessionId) const; 1528510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten 1529510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten // Return the set of unique session IDs across all tracks. 1530510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten // The keys are the session IDs, and the associated values are meaningless. 1531510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten // FIXME replace by Set [and implement Bag/Multiset for other uses]. 1532106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten KeyedVector<int, bool> sessionIds() const; 15337c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent 1534a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent virtual status_t setSyncEvent(const sp<SyncEvent>& event); 1535106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten virtual bool isValidSyncEvent(const sp<SyncEvent>& event) const; 1536a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 1537a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent static void syncStartEventCallback(const wp<SyncEvent>& event); 1538a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void handleSyncStartEvent(const sp<SyncEvent>& event); 1539a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 154065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 1541a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void clearSyncStartEvent(); 1542a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 1543e4e2a37dbe2a4d923232305549101f779a2e3638Glenn Kasten // Enter standby if not already in standby, and set mStandby flag 1544e4e2a37dbe2a4d923232305549101f779a2e3638Glenn Kasten void standby(); 1545e4e2a37dbe2a4d923232305549101f779a2e3638Glenn Kasten 1546e4e2a37dbe2a4d923232305549101f779a2e3638Glenn Kasten // Call the HAL standby method unconditionally, and don't change mStandby flag 1547e4e2a37dbe2a4d923232305549101f779a2e3638Glenn Kasten void inputStandBy(); 1548e4e2a37dbe2a4d923232305549101f779a2e3638Glenn Kasten 1549799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin AudioStreamIn *mInput; 1550510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten SortedVector < sp<RecordTrack> > mTracks; 1551510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten // mActiveTrack has dual roles: it indicates the current active track, and 1552510a3d6b8018a77683dac466127ffd0af34bef6eGlenn Kasten // is used together with mStartStopCond to indicate start()/stop() progress 155365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<RecordTrack> mActiveTrack; 155465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Condition mStartStopCond; 155565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian AudioResampler *mResampler; 155665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t *mRsmpOutBuffer; 155765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *mRsmpInBuffer; 155865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t mRsmpInIndex; 155965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t mInputBytes; 156084afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const int mReqChannelCount; 156184afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const uint32_t mReqSampleRate; 156265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian ssize_t mBytesRead; 1563a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // sync event triggering actual audio capture. Frames read before this event will 1564a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // be dropped and therefore not read by the application. 1565a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sp<SyncEvent> mSyncStartEvent; 1566a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // number of captured frames to drop after the start sync event has been received. 15672986460984580833161bdaabc7f17da1005a8961Eric Laurent // when < 0, maximum frames to drop before starting capture even if sync event is 15682986460984580833161bdaabc7f17da1005a8961Eric Laurent // not received 1569a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent ssize_t mFramestoDrop; 157065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 157165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 157299e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // server side of the client's IAudioRecord 157365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordHandle : public android::BnAudioRecord { 157465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 157565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RecordHandle(const sp<RecordThread::RecordTrack>& recordTrack); 157665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~RecordHandle(); 157790716c5728b37637b2d0a730a721bfc9fad299e0Glenn Kasten virtual sp<IMemory> getCblk() const; 15780ec23ce0d1ff79566c402bc30df3074f6e25a22bGlenn Kasten virtual status_t start(int /*AudioSystem::sync_event_t*/ event, int triggerSession); 157965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 158065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact( 158165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags); 158265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 158384afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<RecordThread::RecordTrack> mRecordTrack; 1584d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten 1585d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten // for use from destructor 1586d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten void stop_nonvirtual(); 158765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 158865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 158965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian //--- Audio Effect Management 159065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 159165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // EffectModule and EffectChain classes both have their own mutex to protect 159265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // state changes or resource modifications. Always respect the following order 159365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // if multiple mutexes must be acquired to avoid cross deadlock: 159465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // AudioFlinger -> ThreadBase -> EffectChain -> EffectModule 159565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 159665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // The EffectModule class is a wrapper object controlling the effect engine implementation 159765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // in the effect library. It prevents concurrent calls to process() and command() functions 159865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // from different client threads. It keeps a list of EffectHandle objects corresponding 159965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // to all client applications using this effect and notifies applications of effect state, 160065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // control or parameter changes. It manages the activation state machine to send appropriate 160165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // reset, enable, disable commands to effect engine and provide volume 160265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // ramping when effects are activated/deactivated. 160365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // When controlling an auxiliary effect, the EffectModule also provides an input buffer used by 160465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // the attached track(s) to accumulate their auxiliary channel. 160565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectModule: public RefBase { 160665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 16079eaa55756c5b245970447019250ce852f5189525Glenn Kasten EffectModule(ThreadBase *thread, 160865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const wp<AudioFlinger::EffectChain>& chain, 160965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian effect_descriptor_t *desc, 161065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int id, 161165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int sessionId); 1612c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~EffectModule(); 161365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 161465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian enum effect_state { 161565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian IDLE, 161665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RESTART, 161765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian STARTING, 161865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian ACTIVE, 161965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian STOPPING, 1620ec437d8d3db79459d7b19e1734e6fe309bd621e8Eric Laurent STOPPED, 1621ec437d8d3db79459d7b19e1734e6fe309bd621e8Eric Laurent DESTROYED 162265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 162365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1624c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int id() const { return mId; } 162565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void process(); 162665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void updateState(); 162725f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent status_t command(uint32_t cmdCode, 162825f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t cmdSize, 162925f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *pCmdData, 163025f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t *replySize, 163125f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *pReplyData); 163265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 163365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void reset_l(); 163465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t configure(); 163565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t init(); 163628243dd563fee1c82f0fff6cc27b5cbf21fa2585Glenn Kasten effect_state state() const { 163765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mState; 163865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 163965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t status() { 164065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mStatus; 164165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 1642c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int sessionId() const { 1643de070137f11d346fba77605bd76a44c040a618fcEric Laurent return mSessionId; 1644de070137f11d346fba77605bd76a44c040a618fcEric Laurent } 164565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t setEnabled(bool enabled); 1646a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent status_t setEnabled_l(bool enabled); 1647c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool isEnabled() const; 1648c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool isProcessEnabled() const; 164965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 165065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setInBuffer(int16_t *buffer) { mConfig.inputCfg.buffer.s16 = buffer; } 165165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *inBuffer() { return mConfig.inputCfg.buffer.s16; } 165265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setOutBuffer(int16_t *buffer) { mConfig.outputCfg.buffer.s16 = buffer; } 165365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *outBuffer() { return mConfig.outputCfg.buffer.s16; } 1654de070137f11d346fba77605bd76a44c040a618fcEric Laurent void setChain(const wp<EffectChain>& chain) { mChain = chain; } 1655de070137f11d346fba77605bd76a44c040a618fcEric Laurent void setThread(const wp<ThreadBase>& thread) { mThread = thread; } 165684afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const wp<ThreadBase>& thread() { return mThread; } 165765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1658a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent status_t addHandle(EffectHandle *handle); 1659a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent size_t disconnect(EffectHandle *handle, bool unpinIfLast); 1660a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent size_t removeHandle(EffectHandle *handle); 166165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 166258e5aa34f01d663654d8bafad65db1dda42161ffGlenn Kasten const effect_descriptor_t& desc() const { return mDescriptor; } 166365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian wp<EffectChain>& chain() { return mChain; } 166465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1665bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten status_t setDevice(audio_devices_t device); 166665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t setVolume(uint32_t *left, uint32_t *right, bool controller); 1667f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten status_t setMode(audio_mode_t mode); 166857b2dd1e78af53115985f18d31ec5421c9da947eEric Laurent status_t setAudioSource(audio_source_t source); 1669ec35a1416472865dbebc22b10199ad718ed2cc95Eric Laurent status_t start(); 1670ec437d8d3db79459d7b19e1734e6fe309bd621e8Eric Laurent status_t stop(); 167159255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent void setSuspended(bool suspended); 1672a3a854868a80fd9b9b8720e06a172754943f9417Glenn Kasten bool suspended() const; 167359255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 1674a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent EffectHandle* controlHandle_l(); 167565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1676c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool isPinned() const { return mPinned; } 16773a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen void unPin() { mPinned = false; } 1678a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent bool purgeHandles(); 1679a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent void lock() { mLock.lock(); } 1680a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent void unlock() { mLock.unlock(); } 16813a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 1682be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dump(int fd, const Vector<String16>& args); 168365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 168465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 16851998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class AudioFlinger; // for mHandles 16863a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen bool mPinned; 168765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 168865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Maximum time allocated to effect engines to complete the turn off sequence 168965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian static const uint32_t MAX_DISABLE_TIME_MS = 10000; 169065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 169165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectModule(const EffectModule&); 169265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectModule& operator = (const EffectModule&); 169365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 169465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t start_l(); 169565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian status_t stop_l(); 169665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1697a3a854868a80fd9b9b8720e06a172754943f9417Glenn Kastenmutable Mutex mLock; // mutex for process, commands and handles list protection 169865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian wp<ThreadBase> mThread; // parent thread 169965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian wp<EffectChain> mChain; // parent effect chain 1700415fa7599f48494f99206b8d6e1974abb52c5923Glenn Kasten const int mId; // this instance unique ID 1701415fa7599f48494f99206b8d6e1974abb52c5923Glenn Kasten const int mSessionId; // audio session ID 170258e5aa34f01d663654d8bafad65db1dda42161ffGlenn Kasten const effect_descriptor_t mDescriptor;// effect descriptor received from effect engine 170365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian effect_config_t mConfig; // input and output audio configuration 1704e1315cf0b63b4c14a77046519e6b01f6f60d74b0Eric Laurent effect_handle_t mEffectInterface; // Effect module C API 170528243dd563fee1c82f0fff6cc27b5cbf21fa2585Glenn Kasten status_t mStatus; // initialization status 170628243dd563fee1c82f0fff6cc27b5cbf21fa2585Glenn Kasten effect_state mState; // current activation state 1707a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent Vector<EffectHandle *> mHandles; // list of client handles 170899e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // First handle in mHandles has highest priority and controls the effect module 170965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t mMaxDisableWaitCnt; // maximum grace period before forcing an effect off after 171065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // sending disable command. 171165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t mDisableWaitCnt; // current process() calls count during disable period. 171259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent bool mSuspended; // effect is suspended: temporarily disabled by framework 171365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 171465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 171565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // The EffectHandle class implements the IEffect interface. It provides resources 171665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // to receive parameter updates, keeps track of effect control 171765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // ownership and state and has a pointer to the EffectModule object it is controlling. 171865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // There is one EffectHandle object for each application controlling (or using) 171965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // an effect module. 172065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // The EffectHandle is obtained by calling AudioFlinger::createEffect(). 172165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectHandle: public android::BnEffect { 172265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 172365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 172465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectHandle(const sp<EffectModule>& effect, 172565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<AudioFlinger::Client>& client, 172665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IEffectClient>& effectClient, 172765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t priority); 172865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~EffectHandle(); 172965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 173065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // IEffect 173165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t enable(); 173265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t disable(); 173325f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent virtual status_t command(uint32_t cmdCode, 173425f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t cmdSize, 173525f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *pCmdData, 173625f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t *replySize, 173725f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *pReplyData); 173865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void disconnect(); 173958123c3a8b5f34f9d1f70264a3c568ed90288501Glenn Kasten private: 174058123c3a8b5f34f9d1f70264a3c568ed90288501Glenn Kasten void disconnect(bool unpinIfLast); 174158123c3a8b5f34f9d1f70264a3c568ed90288501Glenn Kasten public: 1742c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten virtual sp<IMemory> getCblk() const { return mCblkMemory; } 174365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact(uint32_t code, const Parcel& data, 174465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Parcel* reply, uint32_t flags); 174565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 174665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 174765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Give or take control of effect module 174859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // - hasControl: true if control is given, false if removed 174959255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // - signal: true client app should be signaled of change, false otherwise 175059255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // - enabled: state of the effect when control is passed 175159255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent void setControl(bool hasControl, bool signal, bool enabled); 175225f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void commandExecuted(uint32_t cmdCode, 175325f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t cmdSize, 175425f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *pCmdData, 175525f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent uint32_t replySize, 175625f4395b932fa9859a6e91ba77c5d20d009da64aEric Laurent void *pReplyData); 175765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setEnabled(bool enabled); 1758c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool enabled() const { return mEnabled; } 175965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 176065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Getters 1761c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int id() const { return mEffect->id(); } 1762c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int priority() const { return mPriority; } 1763c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool hasControl() const { return mHasControl; } 1764c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten sp<EffectModule> effect() const { return mEffect; } 1765a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent // destroyed_l() must be called with the associated EffectModule mLock held 1766a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent bool destroyed_l() const { return mDestroyed; } 176765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 176865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void dump(char* buffer, size_t size); 176965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 177065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 17711998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class AudioFlinger; // for mEffect, mHasControl, mEnabled 177265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectHandle(const EffectHandle&); 177365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectHandle& operator =(const EffectHandle&); 177465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 177565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<EffectModule> mEffect; // pointer to controlled EffectModule 177665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<IEffectClient> mEffectClient; // callback interface for client notifications 177798ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten /*const*/ sp<Client> mClient; // client for shared memory allocation, see disconnect() 177865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<IMemory> mCblkMemory; // shared memory for control block 177965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian effect_param_cblk_t* mCblk; // control block for deferred parameter setting via shared memory 178065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint8_t* mBuffer; // pointer to parameter area in shared memory 178165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int mPriority; // client application priority to control the effect 178265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mHasControl; // true if this handle is controlling the effect 178359255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent bool mEnabled; // cached enable state: needed when the effect is 178459255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // restored after being suspended 1785a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent bool mDestroyed; // Set to true by destructor. Access with EffectModule 1786a5f44ebaf58911805b4fb7fb479b19fd89d2e39bEric Laurent // mLock held 178765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 178865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 178965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // the EffectChain class represents a group of effects associated to one audio session. 179065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // There can be any number of EffectChain objects per output mixer thread (PlaybackThread). 179165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // The EffecChain with session ID 0 contains global effects applied to the output mix. 179265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Effects in this chain can be insert or auxiliary. Effects in other chains (attached to tracks) 179365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // are insert only. The EffectChain maintains an ordered list of effect module, the order corresponding 179465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // in the effect process order. When attached to a track (session ID != 0), it also provide it's own 179565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // input buffer used by the track as accumulation buffer. 179665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectChain: public RefBase { 179765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 179865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectChain(const wp<ThreadBase>& wThread, int sessionId); 17999eaa55756c5b245970447019250ce852f5189525Glenn Kasten EffectChain(ThreadBase *thread, int sessionId); 1800c19e22450e6e3d07594c935c7a9522e85e909e82Glenn Kasten virtual ~EffectChain(); 180165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 180259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // special key used for an entry in mSuspendedEffects keyed vector 180359255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // corresponding to a suspend all request. 180459255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent static const int kKeyForSuspendAll = 0; 180559255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 1806544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent // minimum duration during which we force calling effect process when last track on 1807544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent // a session is stopped or removed to allow effect tail to be rendered 1808544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent static const int kProcessTailDurationMs = 1000; 1809544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent 181065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void process_l(); 181165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 181265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void lock() { 181365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mLock.lock(); 181465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 181565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void unlock() { 181665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mLock.unlock(); 181765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 181865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1819de070137f11d346fba77605bd76a44c040a618fcEric Laurent status_t addEffect_l(const sp<EffectModule>& handle); 1820cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent size_t removeEffect_l(const sp<EffectModule>& handle); 182165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1822c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int sessionId() const { return mSessionId; } 18237c7f10bd4fda9a084e5e7f0eb3a040dfcbf01745Eric Laurent void setSessionId(int sessionId) { mSessionId = sessionId; } 1824de070137f11d346fba77605bd76a44c040a618fcEric Laurent 1825cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent sp<EffectModule> getEffectFromDesc_l(effect_descriptor_t *descriptor); 1826cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent sp<EffectModule> getEffectFromId_l(int id); 182759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent sp<EffectModule> getEffectFromType_l(const effect_uuid_t *type); 1828cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent bool setVolume_l(uint32_t *left, uint32_t *right); 1829bb4350d3b9e9485ae59e084de270f86aecef8066Glenn Kasten void setDevice_l(audio_devices_t device); 1830f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten void setMode_l(audio_mode_t mode); 183157b2dd1e78af53115985f18d31ec5421c9da947eEric Laurent void setAudioSource_l(audio_source_t source); 183265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 183365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setInBuffer(int16_t *buffer, bool ownsBuffer = false) { 183465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mInBuffer = buffer; 183565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mOwnInBuffer = ownsBuffer; 183665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 1837c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int16_t *inBuffer() const { 183865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mInBuffer; 183965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 184065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian void setOutBuffer(int16_t *buffer) { 184165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mOutBuffer = buffer; 184265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 1843c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten int16_t *outBuffer() const { 184465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mOutBuffer; 184565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 184665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1847b469b9490b3cd9e0f0466d9b9ab228f6c793b82eEric Laurent void incTrackCnt() { android_atomic_inc(&mTrackCnt); } 1848b469b9490b3cd9e0f0466d9b9ab228f6c793b82eEric Laurent void decTrackCnt() { android_atomic_dec(&mTrackCnt); } 18492df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten int32_t trackCnt() const { return android_atomic_acquire_load(&mTrackCnt); } 1850b469b9490b3cd9e0f0466d9b9ab228f6c793b82eEric Laurent 1851544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent void incActiveTrackCnt() { android_atomic_inc(&mActiveTrackCnt); 1852544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent mTailBufferCount = mMaxTailBuffers; } 1853b469b9490b3cd9e0f0466d9b9ab228f6c793b82eEric Laurent void decActiveTrackCnt() { android_atomic_dec(&mActiveTrackCnt); } 18542df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten int32_t activeTrackCnt() const { return android_atomic_acquire_load(&mActiveTrackCnt); } 185565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1856c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten uint32_t strategy() const { return mStrategy; } 1857de070137f11d346fba77605bd76a44c040a618fcEric Laurent void setStrategy(uint32_t strategy) 1858e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten { mStrategy = strategy; } 1859de070137f11d346fba77605bd76a44c040a618fcEric Laurent 186059255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // suspend effect of the given type 186159255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent void setEffectSuspended_l(const effect_uuid_t *type, 186259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent bool suspend); 186359255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // suspend all eligible effects 186459255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent void setEffectSuspendedAll_l(bool suspend); 186559255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // check if effects should be suspend or restored when a given effect is enable or disabled 1866a85a74a8219c03f2b1d1ef98f3f02e55f89f89a3Eric Laurent void checkSuspendOnEffectEnabled(const sp<EffectModule>& effect, 186759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent bool enabled); 186859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 186991b14c4c144d0cc957a427cffc02ba10d0615677Eric Laurent void clearInputBuffer(); 187091b14c4c144d0cc957a427cffc02ba10d0615677Eric Laurent 1871be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dump(int fd, const Vector<String16>& args); 187265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 187365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian protected: 18741998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class AudioFlinger; // for mThread, mEffects 187565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectChain(const EffectChain&); 187665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian EffectChain& operator =(const EffectChain&); 187765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 187859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent class SuspendedEffectDesc : public RefBase { 187959255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent public: 188059255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent SuspendedEffectDesc() : mRefCount(0) {} 188159255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 188259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent int mRefCount; 188359255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent effect_uuid_t mType; 188459255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent wp<EffectModule> mEffect; 188559255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent }; 188659255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 188759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // get a list of effect modules to suspend when an effect of the type 188859255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // passed is enabled. 1889d05397144be774f2f3623c754e865f51753e4e31Glenn Kasten void getSuspendEligibleEffects(Vector< sp<EffectModule> > &effects); 1890d05397144be774f2f3623c754e865f51753e4e31Glenn Kasten 189159255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // get an effect module if it is currently enable 189259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent sp<EffectModule> getEffectIfEnabled(const effect_uuid_t *type); 1893db7c079f284f6e91266f6653ae0ec198b1c5006eEric Laurent // true if the effect whose descriptor is passed can be suspended 1894db7c079f284f6e91266f6653ae0ec198b1c5006eEric Laurent // OEMs can modify the rules implemented in this method to exclude specific effect 1895db7c079f284f6e91266f6653ae0ec198b1c5006eEric Laurent // types or implementations from the suspend/restore mechanism. 1896db7c079f284f6e91266f6653ae0ec198b1c5006eEric Laurent bool isEffectEligibleForSuspend(const effect_descriptor_t& desc); 189759255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 189891b14c4c144d0cc957a427cffc02ba10d0615677Eric Laurent void clearInputBuffer_l(sp<ThreadBase> thread); 189991b14c4c144d0cc957a427cffc02ba10d0615677Eric Laurent 190065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian wp<ThreadBase> mThread; // parent mixer thread 190165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex mLock; // mutex protecting effect list 1902e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten Vector< sp<EffectModule> > mEffects; // list of effect modules 190365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int mSessionId; // audio session ID 190465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *mInBuffer; // chain input buffer 190565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t *mOutBuffer; // chain output buffer 19062df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten 19072df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten // 'volatile' here means these are accessed with atomic operations instead of mutex 19082df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten volatile int32_t mActiveTrackCnt; // number of active tracks connected 19092df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten volatile int32_t mTrackCnt; // number of tracks connected 19102df8f55055fe431a508148cf525df1ba40f03113Glenn Kasten 1911544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent int32_t mTailBufferCount; // current effect tail buffer count 1912544fe9b6e9325701df4ab8c1d29774fc13c4cf6cEric Laurent int32_t mMaxTailBuffers; // maximum effect tail buffers 191365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mOwnInBuffer; // true if the chain owns its input buffer 1914cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent int mVolumeCtrlIdx; // index of insert effect having control over volume 1915cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent uint32_t mLeftVolume; // previous volume on left channel 1916cab112421da6e8eac19ffddbbe3d76067cffee78Eric Laurent uint32_t mRightVolume; // previous volume on right channel 1917f997cabca292d70d078ae828e21c28e6df62995fEric Laurent uint32_t mNewLeftVolume; // new volume on left channel 1918f997cabca292d70d078ae828e21c28e6df62995fEric Laurent uint32_t mNewRightVolume; // new volume on right channel 1919de070137f11d346fba77605bd76a44c040a618fcEric Laurent uint32_t mStrategy; // strategy for this effect chain 192017a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten // mSuspendedEffects lists all effects currently suspended in the chain. 192117a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten // Use effect type UUID timelow field as key. There is no real risk of identical 192259255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent // timeLow fields among effect type UUIDs. 192317a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten // Updated by updateSuspendedSessions_l() only. 192459255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent KeyedVector< int, sp<SuspendedEffectDesc> > mSuspendedEffects; 192565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 192665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1927ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman class AudioHwDevice { 1928ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman public: 1929ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman enum Flags { 1930ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AHWD_CAN_SET_MASTER_VOLUME = 0x1, 1931ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AHWD_CAN_SET_MASTER_MUTE = 0x2, 1932ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman }; 1933ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1934ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice(const char *moduleName, 1935ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t *hwDevice, 1936ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman Flags flags) 1937ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman : mModuleName(strdup(moduleName)) 1938ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman , mHwDevice(hwDevice) 1939ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman , mFlags(flags) { } 1940ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman /*virtual*/ ~AudioHwDevice() { free((void *)mModuleName); } 1941ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1942ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman bool canSetMasterVolume() const { 1943ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman return (0 != (mFlags & AHWD_CAN_SET_MASTER_VOLUME)); 1944ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman } 1945ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1946ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman bool canSetMasterMute() const { 1947ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman return (0 != (mFlags & AHWD_CAN_SET_MASTER_MUTE)); 1948ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman } 1949ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1950ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman const char *moduleName() const { return mModuleName; } 1951ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t *hwDevice() const { return mHwDevice; } 1952ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman private: 1953ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman const char * const mModuleName; 1954ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t * const mHwDevice; 1955ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman Flags mFlags; 1956ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman }; 1957ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1958aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten // AudioStreamOut and AudioStreamIn are immutable, so their fields are const. 1959aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten // For emphasis, we could also make all pointers to them be "const *", 1960aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten // but that would clutter the code unnecessarily. 1961aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten 1962799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamOut { 1963ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* const audioHwDev; 1964aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten audio_stream_out_t* const stream; 1965799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 1966ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t* hwDev() const { return audioHwDev->hwDevice(); } 1967ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1968ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioStreamOut(AudioHwDevice *dev, audio_stream_out_t *out) : 1969ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audioHwDev(dev), stream(out) {} 1970799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin }; 1971799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 1972799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamIn { 1973ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* const audioHwDev; 1974aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten audio_stream_in_t* const stream; 1975799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 1976ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t* hwDev() const { return audioHwDev->hwDevice(); } 1977ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 1978ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioStreamIn(AudioHwDevice *dev, audio_stream_in_t *in) : 1979ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audioHwDev(dev), stream(in) {} 1980799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin }; 1981799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 198299e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // for mAudioSessionRefs only 19833a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen struct AudioSessionRef { 1984012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten AudioSessionRef(int sessionid, pid_t pid) : 1985012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten mSessionid(sessionid), mPid(pid), mCnt(1) {} 1986012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten const int mSessionid; 1987012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten const pid_t mPid; 1988012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten int mCnt; 19893a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen }; 19903a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 199165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mutable Mutex mLock; 199265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 199398ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten DefaultKeyedVector< pid_t, wp<Client> > mClients; // see ~Client() 199465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 199565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mutable Mutex mHardwareLock; 1996a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent // NOTE: If both mLock and mHardwareLock mutexes must be held, 1997a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent // always take mLock before mHardwareLock 19982b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten 19992b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten // These two fields are immutable after onFirstRef(), so no lock needed to access 2000ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* mPrimaryHardwareDev; // mAudioHwDevs[0] or NULL 2001a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent DefaultKeyedVector<audio_module_handle_t, AudioHwDevice*> mAudioHwDevs; 20022f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 20038abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten // for dump, indicates which hardware operation is currently in progress (but not stream ops) 20042f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten enum hardware_call_state { 20058abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_IDLE = 0, // no operation in progress 20068abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_INIT, // init_check 20078abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_OUTPUT_OPEN, // open_output_stream 20088abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_OUTPUT_CLOSE, // unused 20098abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_INPUT_OPEN, // unused 20108abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_INPUT_CLOSE, // unused 20118abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_STANDBY, // unused 20128abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_MASTER_VOLUME, // set_master_volume 20138abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_ROUTING, // unused 20148abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_ROUTING, // unused 20158abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_MODE, // unused 20168abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_MODE, // set_mode 20178abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_MIC_MUTE, // get_mic_mute 20188abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_MIC_MUTE, // set_mic_mute 20198abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_VOICE_VOLUME, // set_voice_volume 20208abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_PARAMETER, // set_parameters 20218abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_INPUT_BUFFER_SIZE, // get_input_buffer_size 20228abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_MASTER_VOLUME, // get_master_volume 20238abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_PARAMETER, // get_parameters 2024d8f178d613821c3f61a5c5e391eb275339e526a9John Grossman AUDIO_HW_SET_MASTER_MUTE, // set_master_mute 2025d8f178d613821c3f61a5c5e391eb275339e526a9John Grossman AUDIO_HW_GET_MASTER_MUTE, // get_master_mute 20262f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten }; 20272f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 2028a4454b4765c5905f14186893b0688be375642283Glenn Kasten mutable hardware_call_state mHardwareStatus; // for dump only 202965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 203065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 203172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten DefaultKeyedVector< audio_io_handle_t, sp<PlaybackThread> > mPlaybackThreads; 2032b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten stream_type_t mStreamTypes[AUDIO_STREAM_CNT]; 20339806710f5d6722cfc5783c7eca3512451a0f2035Glenn Kasten 2034c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // member variables below are protected by mLock 203565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian float mMasterVolume; 203665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mMasterMute; 2037c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // end of variables protected by mLock 203865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 203972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten DefaultKeyedVector< audio_io_handle_t, sp<RecordThread> > mRecordThreads; 204065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 204165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian DefaultKeyedVector< pid_t, sp<NotificationClient> > mNotificationClients; 204299e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten volatile int32_t mNextUniqueId; // updated by android_atomic_inc 2043f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten audio_mode_t mMode; 2044bee5337da7659b3b7128622ba1f42618b11df5beEric Laurent bool mBtNrecIsOff; 204565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 204699e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // protected by mLock 20473a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen Vector<AudioSessionRef*> mAudioSessionRefs; 20489806710f5d6722cfc5783c7eca3512451a0f2035Glenn Kasten 20494ff14bae91075eb274eb1c2975982358946e7e63John Grossman float masterVolume_l() const; 2050d8f178d613821c3f61a5c5e391eb275339e526a9John Grossman bool masterMute_l() const; 2051a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_module_handle_t loadHwModule_l(const char *name); 205298ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten 2053a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent Vector < sp<SyncEvent> > mPendingSyncEvents; // sync events awaiting for a session 2054a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // to be created 2055a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 205698ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kastenprivate: 205798ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten sp<Client> registerPid_l(pid_t pid); // always returns non-0 205898ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten 2059d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten // for use from destructor 2060d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten status_t closeOutput_nonvirtual(audio_io_handle_t output); 2061d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten status_t closeInput_nonvirtual(audio_io_handle_t input); 206265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; 206365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2064799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 206565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 206665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 206765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; // namespace android 206865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 206965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#endif // ANDROID_AUDIO_FLINGER_H 2070