AudioFlinger.h revision 223fd5c9738e9665e495904d37d4632414b68c1e
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 215b17c0b5b418c340d3e5201a72ee8c88c1755355Glenn Kasten#include "Configuration.h" 2265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <stdint.h> 2365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <sys/types.h> 2465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <limits.h> 2565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 264ff14bae91075eb274eb1c2975982358946e7e63John Grossman#include <common_time/cc_helper.h> 274ff14bae91075eb274eb1c2975982358946e7e63John Grossman 28e762be91c3280d837b1d48455cba90459ced7511Mathias Agopian#include <cutils/compiler.h> 29e762be91c3280d837b1d48455cba90459ced7511Mathias Agopian 3065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/IAudioFlinger.h> 3165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/IAudioFlingerClient.h> 3265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/IAudioTrack.h> 3365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/IAudioRecord.h> 34335787fe43596f38ea2fa50b24c54d0823a3fb1dGlenn Kasten#include <media/AudioSystem.h> 354ff14bae91075eb274eb1c2975982358946e7e63John Grossman#include <media/AudioTrack.h> 3665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 3765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Atomic.h> 3865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Errors.h> 3965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/threads.h> 4065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/SortedVector.h> 41799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin#include <utils/TypeHelpers.h> 4265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Vector.h> 4365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 445462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian#include <binder/BinderService.h> 455462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian#include <binder/MemoryDealer.h> 465462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian 4764760240f931714858a59c1579f07264d7182ba2Dima Zavin#include <system/audio.h> 487394a4f358fa9908a9f0a7c954b65c399f4268e6Dima Zavin#include <hardware/audio.h> 49a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent#include <hardware/audio_policy.h> 5065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 512dd4bdd715f586d4d30cf90cc6fc2bbfbce60fe0Glenn Kasten#include <media/AudioBufferProvider.h> 522dd4bdd715f586d4d30cf90cc6fc2bbfbce60fe0Glenn Kasten#include <media/ExtendedAudioBufferProvider.h> 536dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten 546dbb5e3336cfff1ad51d429fcb847307c06efd61Glenn Kasten#include "FastCapture.h" 5558912562617941964939a4182cda71eaeb153d4bGlenn Kasten#include "FastMixer.h" 562dd4bdd715f586d4d30cf90cc6fc2bbfbce60fe0Glenn Kasten#include <media/nbaio/NBAIO.h> 57c15d6657a17d7cef91f800f40d11760e2e7340afGlenn Kasten#include "AudioWatchdog.h" 589a59276fb465e492138e0576523b54079671e8f4Andy Hung#include "AudioMixer.h" 5965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 60feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent#include <powermanager/IPowerManager.h> 61feb0db689c17dced50afaee54c659f1676e2d505Eric Laurent 629e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten#include <media/nbaio/NBLog.h> 639f80dd223d83d9bb9077fb6baee056cee4eaf7e5Glenn Kasten#include <private/media/AudioTrackShared.h> 649e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten 6565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopiannamespace android { 6665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6701d3acba9de861cb2b718338e787cff3566fc5ecGlenn Kastenstruct audio_track_cblk_t; 6801d3acba9de861cb2b718338e787cff3566fc5ecGlenn Kastenstruct effect_param_cblk_t; 6965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass AudioMixer; 7065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass AudioBuffer; 7165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianclass AudioResampler; 7258912562617941964939a4182cda71eaeb153d4bGlenn Kastenclass FastMixer; 73e3aa659e9cee7df5c12a80d285cc29ab3b2cbb39Glenn Kastenclass ServerProxy; 7465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 7565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 7665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 7753d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// AudioFlinger has a hard-coded upper limit of 2 channels for capture and playback. 7853d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// There is support for > 2 channel tracks down-mixed to 2 channel output via a down-mix effect. 7953d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// Adding full support for > 2 channel capture or playback would require more than simply changing 8053d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// this #define. There is an independent hard-coded upper limit in AudioMixer; 8153d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// removing that AudioMixer limit would be necessary but insufficient to support > 2 channels. 8253d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// The macro FCC_2 highlights some (but not all) places where there is are 2-channel assumptions. 8353d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten// Search also for "2", "left", "right", "[0]", "[1]", ">> 16", "<< 16", etc. 8453d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten#define FCC_2 2 // FCC_2 = Fixed Channel Count 2 8553d76dbe7c55821e89d9da02e7a563f7fb45de87Glenn Kasten 864ff14bae91075eb274eb1c2975982358946e7e63John Grossmanstatic const nsecs_t kDefaultStandbyTimeInNsecs = seconds(3); 8765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 8881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#define INCLUDING_FROM_AUDIOFLINGER_H 8981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 905462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopianclass AudioFlinger : 915462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian public BinderService<AudioFlinger>, 925462fc9a38fa8c9dff434cd53fa5fb1782ae3042Mathias Agopian public BnAudioFlinger 9365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 941998661fdb6b0b5ae103e047e3d653c5da1b99e3Glenn Kasten friend class BinderService<AudioFlinger>; // for AudioFlinger() 9565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianpublic: 96e762be91c3280d837b1d48455cba90459ced7511Mathias Agopian static const char* getServiceName() ANDROID_API { return "media.audio_flinger"; } 9765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 9865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t dump(int fd, const Vector<String16>& args); 9965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1002f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten // IAudioFlinger interface, in binder opcode order 10165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual sp<IAudioTrack> createTrack( 102fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten audio_stream_type_t streamType, 10365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t sampleRate, 10458f30210ea540b6ce5aa6a46330cd3499483cb97Glenn Kasten audio_format_t format, 105dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten audio_channel_mask_t channelMask, 10674935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t *pFrameCount, 107e0b07179a48ee50fda931d2aa1b3c751d167e4d7Glenn Kasten IAudioFlinger::track_flags_t *flags, 10865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IMemory>& sharedBuffer, 10972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output, 1103acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten pid_t tid, 11165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int *sessionId, 112462fd2fa9eef642b0574aa7409de0bde3fec8d43Marco Nelissen int clientUid, 1139156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 11465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1152f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten virtual sp<IAudioRecord> openRecord( 1162f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten audio_io_handle_t input, 1172f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten uint32_t sampleRate, 1182f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten audio_format_t format, 119dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten audio_channel_mask_t channelMask, 12074935e44734c1ec235c2b6677db3e0dbefa5ddb8Glenn Kasten size_t *pFrameCount, 121eeca32671896739e84050da5992d5f151a1629deGlenn Kasten IAudioFlinger::track_flags_t *flags, 1221879fff068422852c1483dcf8365c2ff0e2fadfcGlenn Kasten pid_t tid, 1232f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten int *sessionId, 1247df8c0b799d8f52d6386e03313286dbd7d5cdc7cGlenn Kasten size_t *notificationFrames, 125d776ac63ce9c013c9626226e43f7db606e035838Glenn Kasten sp<IMemory>& cblk, 126d776ac63ce9c013c9626226e43f7db606e035838Glenn Kasten sp<IMemory>& buffers, 1279156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/); 1282f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 12972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual uint32_t sampleRate(audio_io_handle_t output) const; 13072ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual audio_format_t format(audio_io_handle_t output) const; 13172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual size_t frameCount(audio_io_handle_t output) const; 13272ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual uint32_t latency(audio_io_handle_t output) const; 13365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 13465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setMasterVolume(float value); 13565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setMasterMute(bool muted); 13665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 13765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual float masterVolume() const; 13865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool masterMute() const; 13965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 14072ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t setStreamVolume(audio_stream_type_t stream, float value, 14172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output); 142fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten virtual status_t setStreamMute(audio_stream_type_t stream, bool muted); 14365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 14472ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual float streamVolume(audio_stream_type_t stream, 14572ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output) const; 146fff6d715a8db0daf08a50634f242c40268de3d49Glenn Kasten virtual bool streamMute(audio_stream_type_t stream) const; 14765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 148f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten virtual status_t setMode(audio_mode_t mode); 14965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 15065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setMicMute(bool state); 15165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual bool getMicMute() const; 15265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 15372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t setParameters(audio_io_handle_t ioHandle, const String8& keyValuePairs); 15472ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual String8 getParameters(audio_io_handle_t ioHandle, const String8& keys) const; 15565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 15665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void registerClient(const sp<IAudioFlingerClient>& client); 15765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 158dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten virtual size_t getInputBufferSize(uint32_t sampleRate, audio_format_t format, 159dd8104cc5367262f0e5f13df4e79f131e8d560bbGlenn Kasten audio_channel_mask_t channelMask) const; 16065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 161cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent virtual status_t openOutput(audio_module_handle_t module, 162cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_io_handle_t *output, 163cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_config_t *config, 164cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_devices_t *devices, 165cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent const String8& address, 166cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent uint32_t *latencyMs, 167cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_output_flags_t flags); 16865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 16972ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual audio_io_handle_t openDuplicateOutput(audio_io_handle_t output1, 17072ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output2); 17165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 17272ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t closeOutput(audio_io_handle_t output); 17365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 17472ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t suspendOutput(audio_io_handle_t output); 17565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 17672ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t restoreOutput(audio_io_handle_t output); 17765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 178cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent virtual status_t openInput(audio_module_handle_t module, 179cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_io_handle_t *input, 180cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_config_t *config, 181cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_devices_t *device, 182cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent const String8& address, 183cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_source_t source, 184cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_input_flags_t flags); 18565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 18672ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t closeInput(audio_io_handle_t input); 18765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 188d2304db2fcb5112292105a0949a55986a4c9875fGlenn Kasten virtual status_t invalidateStream(audio_stream_type_t stream); 18965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 19065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t setVoiceVolume(float volume); 19165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 192377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT virtual status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames, 19372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t output) const; 19465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1955f972c031d4061f4f037c9fda1ea4bd9b6a756cdGlenn Kasten virtual uint32_t getInputFramesLost(audio_io_handle_t ioHandle) const; 1962f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 197de3f8392fbf380ba6f09d009b00d7172477389a2Eric Laurent virtual audio_unique_id_t newAudioUniqueId(); 19865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 199d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen virtual void acquireAudioSessionId(int audioSession, pid_t pid); 2003a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 201d457c970c8d08519cd77280a90b61ae1e342cfe3Marco Nelissen virtual void releaseAudioSessionId(int audioSession, pid_t pid); 2023a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 203f587ba5b991c7cd91e4df093d0d796bd419e5d67Glenn Kasten virtual status_t queryNumberEffects(uint32_t *numEffects) const; 20465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 205f587ba5b991c7cd91e4df093d0d796bd419e5d67Glenn Kasten virtual status_t queryEffect(uint32_t index, effect_descriptor_t *descriptor) const; 20665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2075e92a7861196ddae14638d4b7a63fc4892b7ef59Glenn Kasten virtual status_t getEffectDescriptor(const effect_uuid_t *pUuid, 208f587ba5b991c7cd91e4df093d0d796bd419e5d67Glenn Kasten effect_descriptor_t *descriptor) const; 20965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2108d6cc842e8d525405c68e57fdf3bc5da0b4d7e87Glenn Kasten virtual sp<IEffect> createEffect( 21165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian effect_descriptor_t *pDesc, 21265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IEffectClient>& effectClient, 21365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t priority, 21472ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t io, 21565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int sessionId, 2169156ef3e11b68cc4b6d3cea77f1f63673855a6d1Glenn Kasten status_t *status /*non-NULL*/, 21765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int *id, 21865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int *enabled); 21965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 22072ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten virtual status_t moveEffects(int sessionId, audio_io_handle_t srcOutput, 22172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten audio_io_handle_t dstOutput); 22265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 223a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent virtual audio_module_handle_t loadHwModule(const char *name); 224a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent 2253b16c766d1ae2cfd8487e8ffb2b23936fc0a8e17Glenn Kasten virtual uint32_t getPrimaryOutputSamplingRate(); 226e33054eb968cbf8ccaee1b0ff0301403902deed6Glenn Kasten virtual size_t getPrimaryOutputFrameCount(); 227cc0f1cfb69ce8b8985fc2c0984847a06a13ad22dGlenn Kasten 2284182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten virtual status_t setLowRamDevice(bool isLowRamDevice); 2294182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten 2304b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent /* List available audio ports and their attributes */ 2314b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent virtual status_t listAudioPorts(unsigned int *num_ports, 2321c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent struct audio_port *ports); 2334b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent 2344b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent /* Get attributes for a given audio port */ 2351c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t getAudioPort(struct audio_port *port); 2364b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent 2374b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent /* Create an audio patch between several source and sink ports */ 2384b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent virtual status_t createAudioPatch(const struct audio_patch *patch, 2391c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent audio_patch_handle_t *handle); 2404b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent 2414b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent /* Release an audio patch */ 2421c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t releaseAudioPatch(audio_patch_handle_t handle); 2434b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent 2444b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent /* List existing audio patches */ 2454b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent virtual status_t listAudioPatches(unsigned int *num_patches, 2461c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent struct audio_patch *patches); 2471c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 2484b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent /* Set audio port configuration */ 2491c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent virtual status_t setAudioPortConfig(const struct audio_port_config *config); 2504b123406c10c17852734a1b691bb9ce2a4cb7cafEric Laurent 25193c3d41bdb15e39dac0faea9c5b60f1637cd477cEric Laurent /* Get the HW synchronization source used for an audio session */ 25293c3d41bdb15e39dac0faea9c5b60f1637cd477cEric Laurent virtual audio_hw_sync_t getAudioHwSyncForSession(audio_session_t sessionId); 25393c3d41bdb15e39dac0faea9c5b60f1637cd477cEric Laurent 25465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact( 25565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, 25665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const Parcel& data, 25765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Parcel* reply, 25865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t flags); 25965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2602f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten // end of IAudioFlinger interface 2612f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 2629e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<NBLog::Writer> newWriter_l(size_t size, const char *name); 2639e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten void unregisterWriter(const sp<NBLog::Writer>& writer); 2649e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kastenprivate: 265481fb67a595f23c5b7f5be84b06db9b84a41a42fGlenn Kasten static const size_t kLogMemorySize = 40 * 1024; 2669e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten sp<MemoryDealer> mLogMemoryDealer; // == 0 when NBLog is disabled 267481fb67a595f23c5b7f5be84b06db9b84a41a42fGlenn Kasten // When a log writer is unregistered, it is done lazily so that media.log can continue to see it 268481fb67a595f23c5b7f5be84b06db9b84a41a42fGlenn Kasten // for as long as possible. The memory is only freed when it is needed for another log writer. 269481fb67a595f23c5b7f5be84b06db9b84a41a42fGlenn Kasten Vector< sp<NBLog::Writer> > mUnregisteredWriters; 270481fb67a595f23c5b7f5be84b06db9b84a41a42fGlenn Kasten Mutex mUnregisteredWritersLock; 2719e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kastenpublic: 2729e58b552f51b00b3b674102876bd6c77ef3da806Glenn Kasten 273a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent class SyncEvent; 274a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 275a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent typedef void (*sync_event_callback_t)(const wp<SyncEvent>& event) ; 276a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 277a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent class SyncEvent : public RefBase { 278a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent public: 279a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent SyncEvent(AudioSystem::sync_event_t type, 280a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession, 281a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int listenerSession, 282a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sync_event_callback_t callBack, 2838ea16e4b0a7d398d26887c18675b3899de5d779dEric Laurent wp<RefBase> cookie) 284a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent : mType(type), mTriggerSession(triggerSession), mListenerSession(listenerSession), 285a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent mCallback(callBack), mCookie(cookie) 286a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent {} 287a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 288a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent virtual ~SyncEvent() {} 289a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 290a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent void trigger() { Mutex::Autolock _l(mLock); if (mCallback) mCallback(this); } 291106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten bool isCancelled() const { Mutex::Autolock _l(mLock); return (mCallback == NULL); } 292106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten void cancel() { Mutex::Autolock _l(mLock); mCallback = NULL; } 293a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent AudioSystem::sync_event_t type() const { return mType; } 294a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession() const { return mTriggerSession; } 295a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int listenerSession() const { return mListenerSession; } 2968ea16e4b0a7d398d26887c18675b3899de5d779dEric Laurent wp<RefBase> cookie() const { return mCookie; } 297a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 298a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent private: 299a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent const AudioSystem::sync_event_t mType; 300a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent const int mTriggerSession; 301a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent const int mListenerSession; 302a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sync_event_callback_t mCallback; 3038ea16e4b0a7d398d26887c18675b3899de5d779dEric Laurent const wp<RefBase> mCookie; 304106e8a42038f9e90d5ff97f8ab6f1a42258bde9eGlenn Kasten mutable Mutex mLock; 305a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent }; 306a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 307a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sp<SyncEvent> createSyncEvent(AudioSystem::sync_event_t type, 308a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int triggerSession, 309a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent int listenerSession, 310a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent sync_event_callback_t callBack, 3118ea16e4b0a7d398d26887c18675b3899de5d779dEric Laurent wp<RefBase> cookie); 312717e128691f083a9469a1d0e363ac6ecd5c65d58Eric Laurent 3132f732eb768004c6362fae8a02c60b69c9400b032Glenn Kastenprivate: 314ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman class AudioHwDevice; // fwd declaration for findSuitableHwDev_l 315ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 316f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten audio_mode_t getMode() const { return mMode; } 31765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 318c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten bool btNrecIsOff() const { return mBtNrecIsOff; } 31959bd0da8373af0e5159b799495fda51e03120ea4Eric Laurent 320e762be91c3280d837b1d48455cba90459ced7511Mathias Agopian AudioFlinger() ANDROID_API; 32165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~AudioFlinger(); 32265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 3232b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten // call in any IAudioFlinger method that accesses mPrimaryHardwareDev 32485ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten status_t initCheck() const { return mPrimaryHardwareDev == NULL ? 32585ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten NO_INIT : NO_ERROR; } 3262b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten 327000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten // RefBase 3285a61d2f277af3098fc10b2881babca16391362daDima Zavin virtual void onFirstRef(); 329000f0e39b4d0c88441297a05ab5f8da6832c1640Glenn Kasten 33085ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten AudioHwDevice* findSuitableHwDev_l(audio_module_handle_t module, 33185ab62c4b433df3f1a9826bed1c9bec07a86c750Glenn Kasten audio_devices_t devices); 3323a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen void purgeStaleEffects_l(); 33365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 3349a59276fb465e492138e0576523b54079671e8f4Andy Hung // Set kEnableExtendedChannels to true to enable greater than stereo output 3359a59276fb465e492138e0576523b54079671e8f4Andy Hung // for the MixerThread and device sink. Number of channels allowed is 3369a59276fb465e492138e0576523b54079671e8f4Andy Hung // FCC_2 <= channels <= AudioMixer::MAX_NUM_CHANNELS. 337b1ee3954153e9c40280f68d278526ca43c31fdcfAndy Hung static const bool kEnableExtendedChannels = true; 3389a59276fb465e492138e0576523b54079671e8f4Andy Hung 3399a59276fb465e492138e0576523b54079671e8f4Andy Hung // Returns true if channel mask is permitted for the PCM sink in the MixerThread 3409a59276fb465e492138e0576523b54079671e8f4Andy Hung static inline bool isValidPcmSinkChannelMask(audio_channel_mask_t channelMask) { 3419a59276fb465e492138e0576523b54079671e8f4Andy Hung switch (audio_channel_mask_get_representation(channelMask)) { 3429a59276fb465e492138e0576523b54079671e8f4Andy Hung case AUDIO_CHANNEL_REPRESENTATION_POSITION: { 3439a59276fb465e492138e0576523b54079671e8f4Andy Hung uint32_t channelCount = FCC_2; // stereo is default 3449a59276fb465e492138e0576523b54079671e8f4Andy Hung if (kEnableExtendedChannels) { 3459a59276fb465e492138e0576523b54079671e8f4Andy Hung channelCount = audio_channel_count_from_out_mask(channelMask); 346389cfdbb9a92a438a0d7710321c2964c7ad55ecaAndy Hung if (channelCount < FCC_2 // mono is not supported at this time 347389cfdbb9a92a438a0d7710321c2964c7ad55ecaAndy Hung || channelCount > AudioMixer::MAX_NUM_CHANNELS) { 3489a59276fb465e492138e0576523b54079671e8f4Andy Hung return false; 3499a59276fb465e492138e0576523b54079671e8f4Andy Hung } 3509a59276fb465e492138e0576523b54079671e8f4Andy Hung } 3519a59276fb465e492138e0576523b54079671e8f4Andy Hung // check that channelMask is the "canonical" one we expect for the channelCount. 3529a59276fb465e492138e0576523b54079671e8f4Andy Hung return channelMask == audio_channel_out_mask_from_count(channelCount); 3539a59276fb465e492138e0576523b54079671e8f4Andy Hung } 3549a59276fb465e492138e0576523b54079671e8f4Andy Hung default: 3559a59276fb465e492138e0576523b54079671e8f4Andy Hung return false; 3569a59276fb465e492138e0576523b54079671e8f4Andy Hung } 3579a59276fb465e492138e0576523b54079671e8f4Andy Hung } 3589a59276fb465e492138e0576523b54079671e8f4Andy Hung 3596146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung // Set kEnableExtendedPrecision to true to use extended precision in MixerThread 360a494e82c3c73508b4d3cfe89e9134de94e12fd31Andy Hung static const bool kEnableExtendedPrecision = true; 3616146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung 3626146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung // Returns true if format is permitted for the PCM sink in the MixerThread 3636146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung static inline bool isValidPcmSinkFormat(audio_format_t format) { 3646146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung switch (format) { 3656146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung case AUDIO_FORMAT_PCM_16_BIT: 3666146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung return true; 3676146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung case AUDIO_FORMAT_PCM_FLOAT: 3686146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung case AUDIO_FORMAT_PCM_24_BIT_PACKED: 3696146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung case AUDIO_FORMAT_PCM_32_BIT: 3706146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung case AUDIO_FORMAT_PCM_8_24_BIT: 3716146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung return kEnableExtendedPrecision; 3726146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung default: 3736146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung return false; 3746146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung } 3756146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung } 3766146c08f0c3dd8b9e5788063aa433f304a810602Andy Hung 37766fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // standby delay for MIXER and DUPLICATING playback threads is read from property 37866fcab972e9218d47c58a915f391b2f48a09903aGlenn Kasten // ro.audio.flinger_standbytime_ms or defaults to kDefaultStandbyTimeInNsecs 3794ff14bae91075eb274eb1c2975982358946e7e63John Grossman static nsecs_t mStandbyTimeInNsecs; 3804ff14bae91075eb274eb1c2975982358946e7e63John Grossman 38181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // incremented by 2 when screen state changes, bit 0 == 1 means "off" 38281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // AudioFlinger::setParameters() updates, other threads read w/o lock 38381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static uint32_t mScreenState; 38481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent 385be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten // Internal dump utilities. 38681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static const int kDumpLockRetries = 50; 38781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static const int kDumpLockSleepUs = 20000; 38881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent static bool dumpTryLock(Mutex& mutex); 389be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpPermissionDenial(int fd, const Vector<String16>& args); 390be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpClients(int fd, const Vector<String16>& args); 391be5f05e0fdfc4e3799653702187861a2afa072eeGlenn Kasten void dumpInternals(int fd, const Vector<String16>& args); 39265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 39365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // --- Client --- 39465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class Client : public RefBase { 39565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 39665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Client(const sp<AudioFlinger>& audioFlinger, pid_t pid); 39765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~Client(); 398435dbe6c3ecd04bcb4bd80584064e287ebccd720Glenn Kasten sp<MemoryDealer> heap() const; 39965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian pid_t pid() const { return mPid; } 400c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten sp<AudioFlinger> audioFlinger() const { return mAudioFlinger; } 40165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4024ff14bae91075eb274eb1c2975982358946e7e63John Grossman bool reserveTimedTrack(); 4034ff14bae91075eb274eb1c2975982358946e7e63John Grossman void releaseTimedTrack(); 4044ff14bae91075eb274eb1c2975982358946e7e63John Grossman 40565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 40665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Client(const Client&); 40765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Client& operator = (const Client&); 40884afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<AudioFlinger> mAudioFlinger; 40984afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<MemoryDealer> mMemoryDealer; 41084afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const pid_t mPid; 4114ff14bae91075eb274eb1c2975982358946e7e63John Grossman 4124ff14bae91075eb274eb1c2975982358946e7e63John Grossman Mutex mTimedTrackLock; 4134ff14bae91075eb274eb1c2975982358946e7e63John Grossman int mTimedTrackCount; 41465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 41565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 41665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // --- Notification Client --- 41765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class NotificationClient : public IBinder::DeathRecipient { 41865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 41965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian NotificationClient(const sp<AudioFlinger>& audioFlinger, 42065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const sp<IAudioFlingerClient>& client, 42165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian pid_t pid); 42265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~NotificationClient(); 42365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 42484afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten sp<IAudioFlingerClient> audioFlingerClient() const { return mAudioFlingerClient; } 42565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 42665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // IBinder::DeathRecipient 42765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void binderDied(const wp<IBinder>& who); 42865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 42965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 43065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian NotificationClient(const NotificationClient&); 43165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian NotificationClient& operator = (const NotificationClient&); 43265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 43384afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<AudioFlinger> mAudioFlinger; 43484afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const pid_t mPid; 43584afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<IAudioFlingerClient> mAudioFlingerClient; 43665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 43765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 43865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class TrackHandle; 43965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordHandle; 44065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordThread; 44165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class PlaybackThread; 44265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class MixerThread; 44365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class DirectOutputThread; 444bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent class OffloadThread; 44565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class DuplicatingThread; 446bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent class AsyncCallbackThread; 44765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class Track; 44865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordTrack; 44965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectModule; 45065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectHandle; 45165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class EffectChain; 452799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamOut; 453799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamIn; 45465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 455b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten struct stream_type_t { 456b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten stream_type_t() 457b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten : volume(1.0f), 4581a9ed11a472493cac7f6dfcbfac2064526a493edEric Laurent mute(false) 459b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten { 460b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten } 461b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten float volume; 462b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten bool mute; 463b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten }; 464b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten 46565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // --- PlaybackThread --- 46672ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten 46781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "Threads.h" 46865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 46981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#include "Effects.h" 470717e128691f083a9469a1d0e363ac6ecd5c65d58Eric Laurent 4711c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent#include "PatchPanel.h" 4721c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 47399e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // server side of the client's IAudioTrack 47465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class TrackHandle : public android::BnAudioTrack { 47565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 47665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian TrackHandle(const sp<PlaybackThread::Track>& track); 47765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~TrackHandle(); 47890716c5728b37637b2d0a730a721bfc9fad299e0Glenn Kasten virtual sp<IMemory> getCblk() const; 4793acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten virtual status_t start(); 48065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 48165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void flush(); 48265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void pause(); 48365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t attachAuxEffect(int effectId); 4844ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual status_t allocateTimedBuffer(size_t size, 4854ff14bae91075eb274eb1c2975982358946e7e63John Grossman sp<IMemory>* buffer); 4864ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual status_t queueTimedBuffer(const sp<IMemory>& buffer, 4874ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t pts); 4884ff14bae91075eb274eb1c2975982358946e7e63John Grossman virtual status_t setMediaTimeTransform(const LinearTransform& xform, 4894ff14bae91075eb274eb1c2975982358946e7e63John Grossman int target); 4903dcd00dddec86a1c5133083ad7ba2265d49c048cGlenn Kasten virtual status_t setParameters(const String8& keyValuePairs); 49153cec22821072719ee02c856e9ac2dda2496c570Glenn Kasten virtual status_t getTimestamp(AudioTimestamp& timestamp); 49259fe010bcc072597852454a2ec53d7b0a2002a3bEric Laurent virtual void signal(); // signal playback thread for a change in control block 4933dcd00dddec86a1c5133083ad7ba2265d49c048cGlenn Kasten 49465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact( 49565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags); 496ad3af3305f024bcbbd55c894a4995e449498e1baRichard Fitzgerald 49765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 49884afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<PlaybackThread::Track> mTrack; 49965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 50065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 50199e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // server side of the client's IAudioRecord 50265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian class RecordHandle : public android::BnAudioRecord { 50365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian public: 50465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian RecordHandle(const sp<RecordThread::RecordTrack>& recordTrack); 50565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual ~RecordHandle(); 5060ec23ce0d1ff79566c402bc30df3074f6e25a22bGlenn Kasten virtual status_t start(int /*AudioSystem::sync_event_t*/ event, int triggerSession); 50765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual void stop(); 50865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian virtual status_t onTransact( 50965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags); 51065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian private: 51184afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten const sp<RecordThread::RecordTrack> mRecordTrack; 512d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten 513d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten // for use from destructor 514d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten void stop_nonvirtual(); 51565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian }; 51665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 517bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent 51881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread *checkPlaybackThread_l(audio_io_handle_t output) const; 51981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent MixerThread *checkMixerThread_l(audio_io_handle_t output) const; 52081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent RecordThread *checkRecordThread_l(audio_io_handle_t input) const; 52183b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent sp<RecordThread> openInput_l(audio_module_handle_t module, 522cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_io_handle_t *input, 523cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_config_t *config, 52483b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent audio_devices_t device, 525cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent const String8& address, 526cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_source_t source, 52783b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent audio_input_flags_t flags); 52883b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent sp<PlaybackThread> openOutput_l(audio_module_handle_t module, 529cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_io_handle_t *output, 530cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_config_t *config, 531cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent audio_devices_t devices, 532cf2c0210c8afbe7d0661ccbbae3835b5ce73c0bfEric Laurent const String8& address, 53383b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent audio_output_flags_t flags); 53483b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 53583b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void closeOutputFinish(sp<PlaybackThread> thread); 53683b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void closeInputFinish(sp<RecordThread> thread); 53783b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent 53881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // no range check, AudioFlinger::mLock held 53981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool streamMute_l(audio_stream_type_t stream) const 54081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { return mStreamTypes[stream].mute; } 54181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // no range check, doesn't check per-thread stream volume, AudioFlinger::mLock held 54281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent float streamVolume_l(audio_stream_type_t stream) const 54381784c37c61b09289654b979567a42bf73cd2b12Eric Laurent { return mStreamTypes[stream].volume; } 544021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent void audioConfigChanged(int event, audio_io_handle_t ioHandle, const void *param2); 54591b14c4c144d0cc957a427cffc02ba10d0615677Eric Laurent 546bcefec31bd1346133052356ffc8d7ac8a5b13fabGlenn Kasten // Allocate an audio_io_handle_t, session ID, effect ID, or audio_module_handle_t. 547bcefec31bd1346133052356ffc8d7ac8a5b13fabGlenn Kasten // They all share the same ID space, but the namespaces are actually independent 548bcefec31bd1346133052356ffc8d7ac8a5b13fabGlenn Kasten // because there are separate KeyedVectors for each kind of ID. 549bcefec31bd1346133052356ffc8d7ac8a5b13fabGlenn Kasten // The return value is uint32_t, but is cast to signed for some IDs. 550bcefec31bd1346133052356ffc8d7ac8a5b13fabGlenn Kasten // FIXME This API does not handle rollover to zero (for unsigned IDs), 551bcefec31bd1346133052356ffc8d7ac8a5b13fabGlenn Kasten // or from positive to negative (for signed IDs). 552bcefec31bd1346133052356ffc8d7ac8a5b13fabGlenn Kasten // Thus it may fail by returning an ID of the wrong sign, 553bcefec31bd1346133052356ffc8d7ac8a5b13fabGlenn Kasten // or by returning a non-unique ID. 55481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent uint32_t nextUniqueId(); 55565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 55681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent status_t moveEffectChain_l(int sessionId, 55781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread *srcThread, 55881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread *dstThread, 55981784c37c61b09289654b979567a42bf73cd2b12Eric Laurent bool reRegister); 56081784c37c61b09289654b979567a42bf73cd2b12Eric Laurent // return thread associated with primary hardware device, or NULL 56181784c37c61b09289654b979567a42bf73cd2b12Eric Laurent PlaybackThread *primaryPlaybackThread_l() const; 56281784c37c61b09289654b979567a42bf73cd2b12Eric Laurent audio_devices_t primaryOutputDevice_l() const; 56365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 56481784c37c61b09289654b979567a42bf73cd2b12Eric Laurent sp<PlaybackThread> getEffectThread_l(int sessionId, int EffectId); 56559255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 56659255e4fc7d8ff52874b85b1988dc0785140cf81Eric Laurent 56781784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeClient_l(pid_t pid); 56881784c37c61b09289654b979567a42bf73cd2b12Eric Laurent void removeNotificationClient(pid_t pid); 5695baf2af52cd186633b7173196c1e4a4cd3435f22Eric Laurent bool isNonOffloadableGlobalEffectEnabled_l(); 5705baf2af52cd186633b7173196c1e4a4cd3435f22Eric Laurent void onNonOffloadableGlobalEffectEnable(); 571813e2a74853bde19e37d878c596a044b3f299efcEric Laurent 572aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // Store an effect chain to mOrphanEffectChains keyed vector. 573aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // Called when a thread exits and effects are still attached to it. 574aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // If effects are later created on the same session, they will reuse the same 575aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // effect chain and same instances in the effect library. 576aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // return ALREADY_EXISTS if a chain with the same session already exists in 577aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // mOrphanEffectChains. Note that this should never happen as there is only one 578aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // chain for a given session and it is attached to only one thread at a time. 579aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent status_t putOrphanEffectChain_l(const sp<EffectChain>& chain); 580aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // Get an effect chain for the specified session in mOrphanEffectChains and remove 581aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // it if found. Returns 0 if not found (this is the most common case). 582aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent sp<EffectChain> getOrphanEffectChain_l(audio_session_t session); 583aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // Called when the last effect handle on an effect instance is removed. If this 584aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // effect belongs to an effect chain in mOrphanEffectChains, the chain is updated 585aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // and removed from mOrphanEffectChains if it does not contain any effect. 586aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // Return true if the effect was found in mOrphanEffectChains, false otherwise. 587aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent bool updateOrphanEffectChains(const sp<EffectModule>& effect); 588aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent 589ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman class AudioHwDevice { 590ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman public: 591ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman enum Flags { 592ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AHWD_CAN_SET_MASTER_VOLUME = 0x1, 593ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AHWD_CAN_SET_MASTER_MUTE = 0x2, 594ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman }; 595ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 59683b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent AudioHwDevice(audio_module_handle_t handle, 59783b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent const char *moduleName, 598ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t *hwDevice, 599ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman Flags flags) 60083b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent : mHandle(handle), mModuleName(strdup(moduleName)) 601ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman , mHwDevice(hwDevice) 602ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman , mFlags(flags) { } 603ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman /*virtual*/ ~AudioHwDevice() { free((void *)mModuleName); } 604ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 605ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman bool canSetMasterVolume() const { 606ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman return (0 != (mFlags & AHWD_CAN_SET_MASTER_VOLUME)); 607ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman } 608ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 609ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman bool canSetMasterMute() const { 610ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman return (0 != (mFlags & AHWD_CAN_SET_MASTER_MUTE)); 611ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman } 612ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 61383b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent audio_module_handle_t handle() const { return mHandle; } 614ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman const char *moduleName() const { return mModuleName; } 615ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t *hwDevice() const { return mHwDevice; } 6161c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent uint32_t version() const { return mHwDevice->common.version; } 6171c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 618ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman private: 6199a59276fb465e492138e0576523b54079671e8f4Andy Hung const audio_module_handle_t mHandle; 620ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman const char * const mModuleName; 621ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t * const mHwDevice; 622b2737d0b33c17e408d96d6f9eeaa3381479c94c7Glenn Kasten const Flags mFlags; 623ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman }; 624ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 625aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten // AudioStreamOut and AudioStreamIn are immutable, so their fields are const. 626aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten // For emphasis, we could also make all pointers to them be "const *", 627aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten // but that would clutter the code unnecessarily. 628aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten 629799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamOut { 630ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* const audioHwDev; 631aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten audio_stream_out_t* const stream; 632b2737d0b33c17e408d96d6f9eeaa3381479c94c7Glenn Kasten const audio_output_flags_t flags; 633799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 634ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t* hwDev() const { return audioHwDev->hwDevice(); } 635ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 636bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent AudioStreamOut(AudioHwDevice *dev, audio_stream_out_t *out, audio_output_flags_t flags) : 637bfb1b832079bbb9426f72f3863199a54aefd02daEric Laurent audioHwDev(dev), stream(out), flags(flags) {} 638799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin }; 639799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 640799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin struct AudioStreamIn { 641ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* const audioHwDev; 642aed850d0d3b3c8cf3feaf1438076f33db2a60946Glenn Kasten audio_stream_in_t* const stream; 643799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 644ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audio_hw_device_t* hwDev() const { return audioHwDev->hwDevice(); } 645ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman 646ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioStreamIn(AudioHwDevice *dev, audio_stream_in_t *in) : 647ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman audioHwDev(dev), stream(in) {} 648799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin }; 649799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 65099e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // for mAudioSessionRefs only 6513a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen struct AudioSessionRef { 652012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten AudioSessionRef(int sessionid, pid_t pid) : 653012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten mSessionid(sessionid), mPid(pid), mCnt(1) {} 654012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten const int mSessionid; 655012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten const pid_t mPid; 656012ca6b4f69fb24385025c0e84b8f816525a3032Glenn Kasten int mCnt; 6573a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen }; 6583a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen 65965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mutable Mutex mLock; 660021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent // protects mClients and mNotificationClients. 661021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent // must be locked after mLock and ThreadBase::mLock if both must be locked 662021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent // avoids acquiring AudioFlinger::mLock from inside thread loop. 663021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent mutable Mutex mClientLock; 664021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent // protected by mClientLock 66598ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten DefaultKeyedVector< pid_t, wp<Client> > mClients; // see ~Client() 66665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 66765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mutable Mutex mHardwareLock; 668a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent // NOTE: If both mLock and mHardwareLock mutexes must be held, 669a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent // always take mLock before mHardwareLock 6702b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten 6712b213bc220768d2b984239511cd4554a96bc0079Glenn Kasten // These two fields are immutable after onFirstRef(), so no lock needed to access 672ee578c0330319f04a48bccbdb26b53fea0388d04John Grossman AudioHwDevice* mPrimaryHardwareDev; // mAudioHwDevs[0] or NULL 673a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent DefaultKeyedVector<audio_module_handle_t, AudioHwDevice*> mAudioHwDevs; 6742f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 6758abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten // for dump, indicates which hardware operation is currently in progress (but not stream ops) 6762f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten enum hardware_call_state { 6778abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_IDLE = 0, // no operation in progress 6788abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_INIT, // init_check 6798abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_OUTPUT_OPEN, // open_output_stream 6808abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_OUTPUT_CLOSE, // unused 6818abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_INPUT_OPEN, // unused 6828abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_INPUT_CLOSE, // unused 6838abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_STANDBY, // unused 6848abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_MASTER_VOLUME, // set_master_volume 6858abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_ROUTING, // unused 6868abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_ROUTING, // unused 6878abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_MODE, // unused 6888abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_MODE, // set_mode 6898abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_MIC_MUTE, // get_mic_mute 6908abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_MIC_MUTE, // set_mic_mute 6918abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_VOICE_VOLUME, // set_voice_volume 6928abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_SET_PARAMETER, // set_parameters 6938abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_INPUT_BUFFER_SIZE, // get_input_buffer_size 6948abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_MASTER_VOLUME, // get_master_volume 6958abf44d2f2bcd20a2835570efe89d89c19db426aGlenn Kasten AUDIO_HW_GET_PARAMETER, // get_parameters 696d8f178d613821c3f61a5c5e391eb275339e526a9John Grossman AUDIO_HW_SET_MASTER_MUTE, // set_master_mute 697d8f178d613821c3f61a5c5e391eb275339e526a9John Grossman AUDIO_HW_GET_MASTER_MUTE, // get_master_mute 6982f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten }; 6992f732eb768004c6362fae8a02c60b69c9400b032Glenn Kasten 700a4454b4765c5905f14186893b0688be375642283Glenn Kasten mutable hardware_call_state mHardwareStatus; // for dump only 70165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 70265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 70372ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten DefaultKeyedVector< audio_io_handle_t, sp<PlaybackThread> > mPlaybackThreads; 704b7bf796b758e144f94f6ed4d16c21bf22a118fb3Glenn Kasten stream_type_t mStreamTypes[AUDIO_STREAM_CNT]; 7059806710f5d6722cfc5783c7eca3512451a0f2035Glenn Kasten 706c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // member variables below are protected by mLock 70765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian float mMasterVolume; 70865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool mMasterMute; 709c3ae93f21280859086ae371428ffd32f39e76d50Glenn Kasten // end of variables protected by mLock 71065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 71172ef00de10fa95bfcb948ed88ab9b7a177ed0b48Glenn Kasten DefaultKeyedVector< audio_io_handle_t, sp<RecordThread> > mRecordThreads; 71265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 713021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent // protected by mClientLock 71465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian DefaultKeyedVector< pid_t, sp<NotificationClient> > mNotificationClients; 715bcefec31bd1346133052356ffc8d7ac8a5b13fabGlenn Kasten 71699e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten volatile int32_t mNextUniqueId; // updated by android_atomic_inc 717bcefec31bd1346133052356ffc8d7ac8a5b13fabGlenn Kasten // nextUniqueId() returns uint32_t, but this is declared int32_t 718bcefec31bd1346133052356ffc8d7ac8a5b13fabGlenn Kasten // because the atomic operations require an int32_t 719bcefec31bd1346133052356ffc8d7ac8a5b13fabGlenn Kasten 720f78aee70d15daf4690de7e7b4983ee68b0d1381dGlenn Kasten audio_mode_t mMode; 721bee5337da7659b3b7128622ba1f42618b11df5beEric Laurent bool mBtNrecIsOff; 72265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 72399e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // protected by mLock 7243a34befc6fb04a4945a849e8bda8b84e4bf973feMarco Nelissen Vector<AudioSessionRef*> mAudioSessionRefs; 7259806710f5d6722cfc5783c7eca3512451a0f2035Glenn Kasten 7264ff14bae91075eb274eb1c2975982358946e7e63John Grossman float masterVolume_l() const; 727d8f178d613821c3f61a5c5e391eb275339e526a9John Grossman bool masterMute_l() const; 728a4c5a550e2a3bc237179b8684e51718e05894492Eric Laurent audio_module_handle_t loadHwModule_l(const char *name); 72998ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten 730a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent Vector < sp<SyncEvent> > mPendingSyncEvents; // sync events awaiting for a session 731a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent // to be created 732a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent 733aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent // Effect chains without a valid thread 734aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent DefaultKeyedVector< audio_session_t , sp<EffectChain> > mOrphanEffectChains; 735aaa44478a373232d8416657035a9020f9c7aa7c3Eric Laurent 736fa90e84ed0cb2abdc0e0873a06d10ccf2b3c34f6Eric Laurent // list of sessions for which a valid HW A/V sync ID was retrieved from the HAL 737fa90e84ed0cb2abdc0e0873a06d10ccf2b3c34f6Eric Laurent DefaultKeyedVector< audio_session_t , audio_hw_sync_t >mHwAvSyncIds; 73898ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kastenprivate: 739021cf9634ab09c0753a40b7c9ef4ba603be5c3daEric Laurent sp<Client> registerPid(pid_t pid); // always returns non-0 74098ec94c5854daccc3474758524e7f4adfe535ce0Glenn Kasten 741d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten // for use from destructor 742d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten status_t closeOutput_nonvirtual(audio_io_handle_t output); 74383b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void closeOutputInternal_l(sp<PlaybackThread> thread); 744d96c5724818fb47917bb5e7abe37799735e1ec0eGlenn Kasten status_t closeInput_nonvirtual(audio_io_handle_t input); 74583b8808faad1e91690c64d7007348be8d9ebde73Eric Laurent void closeInputInternal_l(sp<RecordThread> thread); 746fa90e84ed0cb2abdc0e0873a06d10ccf2b3c34f6Eric Laurent void setAudioHwSyncForSession_l(PlaybackThread *thread, audio_session_t sessionId); 747d06785bebf7e43d4a011b62a252771373ada910cGlenn Kasten 748223fd5c9738e9665e495904d37d4632414b68c1eEric Laurent status_t checkStreamType(audio_stream_type_t stream) const; 749223fd5c9738e9665e495904d37d4632414b68c1eEric Laurent 7500d61251648b5110bfc33ef5b3d19bbf65db0a7b5Glenn Kasten#ifdef TEE_SINK 751d06785bebf7e43d4a011b62a252771373ada910cGlenn Kasten // all record threads serially share a common tee sink, which is re-created on format change 752d06785bebf7e43d4a011b62a252771373ada910cGlenn Kasten sp<NBAIO_Sink> mRecordTeeSink; 753d06785bebf7e43d4a011b62a252771373ada910cGlenn Kasten sp<NBAIO_Source> mRecordTeeSource; 7540d61251648b5110bfc33ef5b3d19bbf65db0a7b5Glenn Kasten#endif 755d06785bebf7e43d4a011b62a252771373ada910cGlenn Kasten 756d06785bebf7e43d4a011b62a252771373ada910cGlenn Kastenpublic: 75746909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten 75846909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#ifdef TEE_SINK 759da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten // tee sink, if enabled by property, allows dumpsys to write most recent audio to .wav file 760d06785bebf7e43d4a011b62a252771373ada910cGlenn Kasten static void dumpTee(int fd, const sp<NBAIO_Source>& source, audio_io_handle_t id = 0); 761da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten 762da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten // whether tee sink is enabled by property 763da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static bool mTeeSinkInputEnabled; 764da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static bool mTeeSinkOutputEnabled; 765da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static bool mTeeSinkTrackEnabled; 766da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten 767da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten // runtime configured size of each tee sink pipe, in frames 768da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static size_t mTeeSinkInputFrames; 769da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static size_t mTeeSinkOutputFrames; 770da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static size_t mTeeSinkTrackFrames; 771da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten 772da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten // compile-time default size of tee sink pipes, in frames 773da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten // 0x200000 stereo 16-bit PCM frames = 47.5 seconds at 44.1 kHz, 8 megabytes 774da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static const size_t kTeeSinkInputFramesDefault = 0x200000; 775da6ef1320d0161b1640dc84d7a9c5a25860c3619Glenn Kasten static const size_t kTeeSinkOutputFramesDefault = 0x200000; 776f66b42242342017c26eb97de544dae31dd2537caGlenn Kasten static const size_t kTeeSinkTrackFramesDefault = 0x200000; 77746909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten#endif 77846909e7eb074ce1b95b8a411eb71154f53f84f77Glenn Kasten 7794182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten // This method reads from a variable without mLock, but the variable is updated under mLock. So 7804182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten // we might read a stale value, or a value that's inconsistent with respect to other variables. 7814182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten // In this case, it's safe because the return value isn't used for making an important decision. 7824182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten // The reason we don't want to take mLock is because it could block the caller for a long time. 7834182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten bool isLowRamDevice() const { return mIsLowRamDevice; } 7844182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten 7854182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kastenprivate: 7864182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten bool mIsLowRamDevice; 7874182c4e2a07e2441fcd5c22eaff0ddfe7f826f61Glenn Kasten bool mIsDeviceTypeKnown; 788813e2a74853bde19e37d878c596a044b3f299efcEric Laurent nsecs_t mGlobalEffectEnableTime; // when a global effect was last enabled 7891c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent 7901c333e252cbca3337c1bedbc57a005f3b7d23fdbEric Laurent sp<PatchPanel> mPatchPanel; 7914ea00a25cf85877b48ebd1e15a657cfaab29af58Glenn Kasten 7924ea00a25cf85877b48ebd1e15a657cfaab29af58Glenn Kasten uint32_t mPrimaryOutputSampleRate; // sample rate of the primary output, or zero if none 7934ea00a25cf85877b48ebd1e15a657cfaab29af58Glenn Kasten // protected by mHardwareLock 79465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; 79565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 79681784c37c61b09289654b979567a42bf73cd2b12Eric Laurent#undef INCLUDING_FROM_AUDIOFLINGER_H 797799a70e7028a4d714436c3a744a775acfbd31aaeDima Zavin 798b220884bf3129253cc5bc8d030bc475411ea4911Marco Nelissenconst char *formatToString(audio_format_t format); 799b220884bf3129253cc5bc8d030bc475411ea4911Marco Nelissen 80065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 80165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 80265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; // namespace android 80365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 80465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#endif // ANDROID_AUDIO_FLINGER_H 805