1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17/** \file sles_allinclusive.h Everything including the kitchen sink */ 18 19#include <SLES/OpenSLES.h> 20#include <OMXAL/OpenMAXAL.h> 21#ifdef ANDROID 22#include <SLES/OpenSLES_Android.h> 23#include <OMXAL/OpenMAXAL_Android.h> 24#endif 25#include <stddef.h> // offsetof 26#include <stdlib.h> // malloc 27#include <string.h> // memcmp 28#include <strings.h> 29#include <stdio.h> // debugging 30#include <assert.h> // debugging 31#include <pthread.h> 32#include <unistd.h> // usleep 33#include <errno.h> 34 35#ifndef __cplusplus 36typedef int bool; 37#ifndef false 38#define false 0 39#endif 40#ifndef true 41#define true 1 42#endif 43#endif 44 45// The OpenSLES.h definitions of SL_PROFILES_... have casts, so are unusable by preprocessor 46#define USE_PROFILES_PHONE 0x1 // == SL_PROFILES_PHONE 47#define USE_PROFILES_MUSIC 0x2 // == SL_PROFILES_MUSIC 48#define USE_PROFILES_GAME 0x4 // == SL_PROFILES_GAME 49// Pseudo profiles, used to decide whether to include code for incomplete or untested features 50// Features that are not in union of all profiles: audio recorder, LED, Vibra 51#define USE_PROFILES_OPTIONAL 0x8 52// Features that are in the intersection of all profiles: 53// object priorities, preemption, loss of control, device configuration 54#define USE_PROFILES_BASE 0x10 55 56#include "MPH.h" 57#include "MPH_to.h" 58#include "devices.h" 59#include "ut/OpenSLESUT.h" 60#include "ThreadPool.h" 61 62typedef struct CEngine_struct CEngine; 63typedef struct CAudioPlayer_struct CAudioPlayer; 64typedef struct CAudioRecorder_struct CAudioRecorder; 65typedef struct C3DGroup_struct C3DGroup; 66typedef struct COutputMix_struct COutputMix; 67 68#ifdef USE_SNDFILE 69#include <sndfile.h> 70#include "desktop/SLSndFile.h" 71#endif // USE_SNDFILE 72 73#ifdef USE_SDL 74#include <SDL/SDL_audio.h> 75#endif // USE_SDL 76 77#define STEREO_CHANNELS 2 78 79/** 80 * Constants to define unknown property values 81 */ 82#define UNKNOWN_NUMCHANNELS 0 83#define UNKNOWN_SAMPLERATE 0 84#define UNKNOWN_CHANNELMASK 0 85 86#ifdef ANDROID 87#include <utils/Log.h> 88#include <utils/KeyedVector.h> 89#include "media/AudioSystem.h" 90#include "media/mediarecorder.h" 91#include "media/AudioRecord.h" 92#include "media/AudioTrack.h" 93#include "media/mediaplayer.h" 94#include <utils/String8.h> 95#define ANDROID_SL_MILLIBEL_MAX 0 96#include "android/android_sles_conversions.h" 97#include "android/android_defs.h" 98#endif 99 100#ifdef USE_OUTPUTMIXEXT 101#include "desktop/OutputMixExt.h" 102#endif 103 104#include "sllog.h" 105 106typedef enum { 107 predestroy_error, // Application should not be calling destroy now 108 predestroy_ok, // OK to destroy object now 109 predestroy_again // Application did nothing wrong, but should destroy again to be effective 110} predestroy_t; 111 112// Hook functions 113 114typedef void (*VoidHook)(void *self); 115//typedef SLresult (*ResultHook)(void *self); 116typedef SLresult (*AsyncHook)(void *self, SLboolean async); 117typedef bool (*BoolHook)(void *self); 118typedef predestroy_t (*PreDestroyHook)(void *self); 119 120// Describes how an interface is related to a given class, used in iid_vtable::mInterface 121 122#define INTERFACE_IMPLICIT 0 // no need for application to request prior to GetInterface 123#define INTERFACE_EXPLICIT 1 // must be requested explicitly during object creation 124#define INTERFACE_DYNAMIC 2 // can be requested after object creation 125#define INTERFACE_UNAVAILABLE 3 // this interface is not available on objects of this class 126#define INTERFACE_IMPLICIT_PREREALIZE 4 // implicit, and can call GetInterface before Realize 127#define INTERFACE_EXPLICIT_PREREALIZE 5 // explicit, and can call GetInterface before Realize 128// 6 and 7 are reserved for the meaningless DYNAMIC_PREREALIZE and UNAVAILABLE_PREREALIZE 129// note that INTERFACE_OPTIONAL is always re-mapped to one of the above 130#define INTERFACE_PREREALIZE 4 // bit-mask to test for calling GetInterface before Realize 131 132// Profile-specific interfaces 133 134#if USE_PROFILES & USE_PROFILES_BASE 135#define INTERFACE_IMPLICIT_BASE INTERFACE_IMPLICIT 136#define INTERFACE_EXPLICIT_BASE INTERFACE_EXPLICIT 137#else 138#define INTERFACE_IMPLICIT_BASE INTERFACE_UNAVAILABLE 139#define INTERFACE_EXPLICIT_BASE INTERFACE_UNAVAILABLE 140#endif 141 142#if USE_PROFILES & USE_PROFILES_GAME 143#define INTERFACE_DYNAMIC_GAME INTERFACE_DYNAMIC 144#define INTERFACE_EXPLICIT_GAME INTERFACE_EXPLICIT 145#else 146#define INTERFACE_DYNAMIC_GAME INTERFACE_OPTIONAL 147#define INTERFACE_EXPLICIT_GAME INTERFACE_OPTIONAL 148#endif 149 150#if USE_PROFILES & USE_PROFILES_MUSIC 151#define INTERFACE_DYNAMIC_MUSIC INTERFACE_DYNAMIC 152#else 153#define INTERFACE_DYNAMIC_MUSIC INTERFACE_OPTIONAL 154#endif 155 156#if USE_PROFILES & (USE_PROFILES_GAME | USE_PROFILES_MUSIC) 157#define INTERFACE_DYNAMIC_GAME_MUSIC INTERFACE_DYNAMIC 158#define INTERFACE_EXPLICIT_GAME_MUSIC INTERFACE_EXPLICIT 159#else 160#define INTERFACE_DYNAMIC_GAME_MUSIC INTERFACE_OPTIONAL 161#define INTERFACE_EXPLICIT_GAME_MUSIC INTERFACE_OPTIONAL 162#endif 163 164#if USE_PROFILES & (USE_PROFILES_GAME | USE_PROFILES_PHONE) 165#define INTERFACE_EXPLICIT_GAME_PHONE INTERFACE_EXPLICIT 166#else 167#define INTERFACE_EXPLICIT_GAME_PHONE INTERFACE_OPTIONAL 168#endif 169 170#if USE_PROFILES & USE_PROFILES_OPTIONAL 171#define INTERFACE_OPTIONAL INTERFACE_EXPLICIT 172#define INTERFACE_DYNAMIC_OPTIONAL INTERFACE_DYNAMIC 173#else 174#define INTERFACE_OPTIONAL INTERFACE_UNAVAILABLE 175#define INTERFACE_DYNAMIC_OPTIONAL INTERFACE_UNAVAILABLE 176#endif 177 178// Describes how an interface is related to a given object 179 180#define INTERFACE_UNINITIALIZED 0 ///< not available 181#define INTERFACE_INITIALIZED 1 ///< not requested at object creation time 182#define INTERFACE_EXPOSED 2 ///< requested at object creation time 183#define INTERFACE_ADDING_1 3 ///< part 1 of asynchronous AddInterface, pending 184#define INTERFACE_ADDING_2 4 ///< synchronous AddInterface, or part 2 of asynchronous 185#define INTERFACE_ADDED 5 ///< AddInterface has completed 186#define INTERFACE_REMOVING 6 ///< unlocked phase of (synchronous) RemoveInterface 187#define INTERFACE_SUSPENDING 7 ///< suspend in progress 188#define INTERFACE_SUSPENDED 8 ///< suspend has completed 189#define INTERFACE_RESUMING_1 9 ///< part 1 of asynchronous ResumeInterface, pending 190#define INTERFACE_RESUMING_2 10 ///< synchronous ResumeInterface, or part 2 of asynchronous 191#define INTERFACE_ADDING_1A 11 ///< part 1 of asynchronous AddInterface, aborted 192#define INTERFACE_RESUMING_1A 12 ///< part 1 of asynchronous ResumeInterface, aborted 193 194 195// Maps an interface ID to its offset within the class that exposes it 196 197struct iid_vtable { 198 unsigned char mMPH; // primary MPH for this interface, does not include any aliases 199 unsigned char mInterface; // relationship of interface to this class 200 /*size_t*/ unsigned short mOffset; 201}; 202 203// Per-class const data shared by all instances of the same class 204 205typedef struct { 206 const struct iid_vtable *mInterfaces; // maps interface index to info about that interface 207 SLuint32 mInterfaceCount; // number of possible interfaces 208 const signed char *mMPH_to_index; 209 const char * const mName; 210 size_t mSize; 211 // OpenSL ES and OpenMAX AL object IDs come from different ranges, and some objects such as 212 // Engine, Output Mix, LED, and Vibra belong to both APIs, so we keep both object IDs 213 SLuint16 mSLObjectID; // OpenSL ES object ID 214 XAuint16 mXAObjectID; // OpenMAX AL object ID 215 // hooks 216 AsyncHook mRealize; // called with mutex locked; can temporarily unlock mutex (for async) 217 AsyncHook mResume; // called with mutex locked; can temporarily unlock mutex (for async) 218 VoidHook mDestroy; // called with mutex locked and must keep mutex locked throughout 219 PreDestroyHook mPreDestroy; // called with mutex locked; can temporarily unlock mutex (for wait) 220} ClassTable; 221 222// BufferHeader describes each element of a BufferQueue, other than the data 223typedef struct { 224 const void *mBuffer; 225 SLuint32 mSize; 226} BufferHeader; 227 228#ifdef ANDROID 229// Holds information about all commands that can be passed alongside an MPEG-2 TS buffer 230// Is used with buffers of type kAndroidBufferTypeMpeg2Ts 231typedef struct { 232 SLuint32 mTsCmdCode; 233 SLAuint64 mPts; 234} Mpeg2TsCommands; 235 236// Holds information about all commands that can be passed alongside an AAC ADTS buffer 237// Is used with buffers of type kAndroidBufferTypeAacadts 238typedef struct { 239 SLuint32 mAdtsCmdCode; 240} AdtsCommands; 241 242// Union of the different structures to hold items stored in an AdvancedBufferHeader 243// when an item comes from an AndroidBufferQueue as the data source, it's a command 244// when an item is output to an AndroidBufferQueue as the data sink, it's a message (or metadata) 245typedef union { 246 Mpeg2TsCommands mTsCmdData; 247 AdtsCommands mAdtsCmdData; 248} AdvancedBufferItems; 249 250// AdvancedBufferHeader describes each element of an AndroidBufferQueue, other than the data 251// and associated messages 252typedef struct { 253 const void *mDataBuffer; 254 SLuint32 mDataSize; 255 SLuint32 mDataSizeConsumed; 256 AdvancedBufferItems mItems; 257 const void *mBufferContext; 258 // mBufferState will be used for the other ABQ events we'll support in the future 259 // SLuint32 mBufferState; 260} AdvancedBufferHeader; 261#endif 262 263#ifdef USE_SNDFILE 264 265#define SndFile_BUFSIZE 512 // in 16-bit samples 266#define SndFile_NUMBUFS 2 267 268struct SndFile { 269 // save URI also? 270 SLchar *mPathname; 271 SNDFILE *mSNDFILE; 272 SF_INFO mSfInfo; 273 pthread_mutex_t mMutex; // protects mSNDFILE only 274 SLboolean mEOF; // sf_read returned zero sample frames 275 SLuint32 mWhich; // which buffer to use next 276 short mBuffer[SndFile_BUFSIZE * SndFile_NUMBUFS]; 277}; 278 279#endif // USE_SNDFILE 280 281#include "data.h" 282#include "itfstruct.h" 283#include "classes.h" 284 285struct MPH_init { 286 VoidHook mInit; // called first to initialize the interface, right after object is allocated 287 // Each interface is initialized regardless whether it is exposed to application. 288 VoidHook mResume; // called to resume interface after suspension, not currently used 289 VoidHook mDeinit; // called last when object is about to be destroyed 290 BoolHook mExpose; // called after initialization, only if interface is exposed to application 291 VoidHook mRemove; // called by DynamicInterfaceManager::RemoveInterface, and prior to mDeinit 292 // will need a suspend hook when suspend is implemented 293}; 294 295extern /*static*/ int IID_to_MPH(const SLInterfaceID iid); 296extern /*static*/ const struct MPH_init MPH_init_table[MPH_MAX]; 297extern SLresult checkInterfaces(const ClassTable *clazz, 298 SLuint32 numInterfaces, const SLInterfaceID *pInterfaceIds, 299 const SLboolean *pInterfaceRequired, unsigned *pExposedMask, unsigned *pRequiredMask); 300extern IObject *construct(const ClassTable *clazz, 301 unsigned exposedMask, SLEngineItf engine); 302extern const ClassTable *objectIDtoClass(SLuint32 objectID); 303extern const struct SLInterfaceID_ SL_IID_array[MPH_MAX]; 304extern SLuint32 IObjectToObjectID(IObject *object); 305extern void IObject_Publish(IObject *thiz); 306extern void IObject_Destroy(SLObjectItf self); 307 308// Map an interface to it's "object ID" (which is really a class ID). 309// Note: this operation is undefined on IObject, as it lacks an mThis. 310// If you have an IObject, then use IObjectToObjectID directly. 311 312#define InterfaceToObjectID(thiz) IObjectToObjectID((thiz)->mThis) 313 314// Map an interface to it's corresponding IObject. 315// Note: this operation is undefined on IObject, as it lacks an mThis. 316// If you have an IObject, then you're done -- you already have what you need. 317 318#define InterfaceToIObject(thiz) ((thiz)->mThis) 319 320#define InterfaceToCAudioPlayer(thiz) (((CAudioPlayer*)InterfaceToIObject(thiz))) 321 322#define InterfaceToCAudioRecorder(thiz) (((CAudioRecorder*)InterfaceToIObject(thiz))) 323 324#define InterfaceToCAudioRecorder(thiz) (((CAudioRecorder*)InterfaceToIObject(thiz))) 325 326#define InterfaceToCMediaPlayer(thiz) (((CMediaPlayer*)InterfaceToIObject(thiz))) 327 328#ifdef ANDROID 329#include "android/MediaPlayer_to_android.h" 330#include "android/OutputMix_to_android.h" 331#include "android/AudioPlayer_to_android.h" 332#include "android/AudioRecorder_to_android.h" 333#endif 334 335extern predestroy_t C3DGroup_PreDestroy(void *self); 336 337extern SLresult CAudioPlayer_Realize(void *self, SLboolean async); 338extern SLresult CAudioPlayer_Resume(void *self, SLboolean async); 339extern void CAudioPlayer_Destroy(void *self); 340extern predestroy_t CAudioPlayer_PreDestroy(void *self); 341 342extern SLresult CAudioRecorder_Realize(void *self, SLboolean async); 343extern SLresult CAudioRecorder_Resume(void *self, SLboolean async); 344extern void CAudioRecorder_Destroy(void *self); 345extern predestroy_t CAudioRecorder_PreDestroy(void *self); 346 347extern SLresult CEngine_Realize(void *self, SLboolean async); 348extern SLresult CEngine_Resume(void *self, SLboolean async); 349extern void CEngine_Destroy(void *self); 350extern predestroy_t CEngine_PreDestroy(void *self); 351extern void CEngine_Destroyed(CEngine *self); 352 353extern SLresult COutputMix_Realize(void *self, SLboolean async); 354extern SLresult COutputMix_Resume(void *self, SLboolean async); 355extern void COutputMix_Destroy(void *self); 356extern predestroy_t COutputMix_PreDestroy(void *self); 357 358extern SLresult CMediaPlayer_Realize(void *self, SLboolean async); 359extern SLresult CMediaPlayer_Resume(void *self, SLboolean async); 360extern void CMediaPlayer_Destroy(void *self); 361extern predestroy_t CMediaPlayer_PreDestroy(void *self); 362 363#ifdef USE_SDL 364extern void SDL_open(IEngine *thisEngine); 365extern void SDL_close(void); 366#endif 367 368#define SL_OBJECT_STATE_REALIZING_1 ((SLuint32) 0x4) // async realize on work queue 369#define SL_OBJECT_STATE_REALIZING_2 ((SLuint32) 0x5) // sync realize, or async realize hook 370#define SL_OBJECT_STATE_RESUMING_1 ((SLuint32) 0x6) // async resume on work queue 371#define SL_OBJECT_STATE_RESUMING_2 ((SLuint32) 0x7) // sync resume, or async resume hook 372#define SL_OBJECT_STATE_SUSPENDING ((SLuint32) 0x8) // suspend in progress 373#define SL_OBJECT_STATE_REALIZING_1A ((SLuint32) 0x9) // abort while async realize on work queue 374#define SL_OBJECT_STATE_RESUMING_1A ((SLuint32) 0xA) // abort while async resume on work queue 375#define SL_OBJECT_STATE_DESTROYING ((SLuint32) 0xB) // destroy object when no strong references 376 377#ifdef USE_OUTPUTMIXEXT 378#define SL_PLAYSTATE_STOPPING ((SLuint32) 0x4) // Play::Stop while PLAYING 379// If we needed it, could have PLAYING mean mixer is currently reading from front buffer, 380// while PLAYABLE would mean application requested PLAYING, but buffer queue is empty 381#endif 382 383#ifndef ANDROID 384extern void *sync_start(void *arg); 385#endif 386extern SLresult err_to_result(int err); 387 388#ifdef __GNUC__ 389#define ctz __builtin_ctz 390#else 391extern unsigned ctz(unsigned); 392#endif 393extern const char * const interface_names[MPH_MAX]; 394#include "platform.h" 395#include "attr.h" 396#include "handlers.h" 397#include "trace.h" 398 399#ifdef USE_SNDFILE 400extern void audioPlayerTransportUpdate(CAudioPlayer *audioPlayer); 401#endif 402 403extern SLresult IBufferQueue_Enqueue(SLBufferQueueItf self, const void *pBuffer, SLuint32 size); 404extern SLresult IBufferQueue_Clear(SLBufferQueueItf self); 405extern SLresult IBufferQueue_RegisterCallback(SLBufferQueueItf self, 406 slBufferQueueCallback callback, void *pContext); 407 408extern bool IsInterfaceInitialized(IObject *thiz, unsigned MPH); 409extern SLresult AcquireStrongRef(IObject *object, SLuint32 expectedObjectID); 410extern void ReleaseStrongRef(IObject *object); 411extern void ReleaseStrongRefAndUnlockExclusive(IObject *object); 412 413extern COutputMix *CAudioPlayer_GetOutputMix(CAudioPlayer *audioPlayer); 414extern SLresult IEngineCapabilities_QueryLEDCapabilities(SLEngineCapabilitiesItf self, 415 SLuint32 *pIndex, SLuint32 *pLEDDeviceID, SLLEDDescriptor *pDescriptor); 416extern SLresult IEngineCapabilities_QueryVibraCapabilities(SLEngineCapabilitiesItf self, 417 SLuint32 *pIndex, SLuint32 *pVibraDeviceID, SLVibraDescriptor *pDescriptor); 418 419extern CEngine *theOneTrueEngine; 420extern pthread_mutex_t theOneTrueMutex; 421extern unsigned theOneTrueRefCount; 422 423extern LI_API SLresult liCreateEngine(SLObjectItf *pEngine, SLuint32 numOptions, 424 const SLEngineOption *pEngineOptions, SLuint32 numInterfaces, 425 const SLInterfaceID *pInterfaceIds, const SLboolean *pInterfaceRequired, 426 const ClassTable *pCEngine_class); 427extern LI_API SLresult liQueryNumSupportedInterfaces(SLuint32 *pNumSupportedInterfaces, 428 const ClassTable *clazz); 429extern LI_API SLresult liQuerySupportedInterfaces(SLuint32 index, SLInterfaceID *pInterfaceId, 430 const ClassTable *clazz); 431 432// The EnqueueAsyncCallback macros provide a safe way to asynchronously call an application-level 433// callback handler that is permitted to do almost anything, including block. This is intended 434// primarily for "notification" callbacks such as play head progress. Do not use for callbacks 435// which must be synchronous, such as buffer queue completions. The enqueue may fail if 436// the callback queue is full. This almost always indicates an application error such as blocking 437// for an excessive time within a callback handler or requesting too frequent callbacks. The 438// recommended recovery is to either retry later, or log a warning or error as appropriate. 439// If the callback absolutely must be called, then you should be calling it directly instead. 440// Example usage: 441// CAudioPlayer *ap; 442// SLresult result = EnqueueAsyncCallback_ppi(ap, playCallback, &ap->mPlay.mItf, playContext, 443// SL_PLAYEVENT_HEADATEND); 444// if (SL_RESULT_SUCCESS != result) { 445// ALOGW("Callback %p(%p, %p, SL_PLAYEVENT_HEADATEND) dropped", playCallback, &ap->mPlay.mItf, 446// playContext); 447// } 448// which replaces: 449// (*playCallback)(&ap->mPlay.mItf, playContext, SL_PLAYEVENT_HEADATEND); 450#define EnqueueAsyncCallback_ppi(object, handler, p1, p2, i1) \ 451 ThreadPool_add_ppi(&(object)->mObject.mEngine->mThreadPool, \ 452 (ClosureHandler_ppi) (handler), (p1), (p2), (i1)) 453#define EnqueueAsyncCallback_ppii(object, handler, p1, p2, i1, i2) \ 454 ThreadPool_add_ppii(&(object)->mObject.mEngine->mThreadPool, \ 455 (ClosureHandler_ppii) (handler), (p1), (p2), (i1), (i2)) 456#define EnqueueAsyncCallback_piipp(object, handler, p1, i1, i2, p2, p3) \ 457 ThreadPool_add_piipp(&(object)->mObject.mEngine->mThreadPool, \ 458 (ClosureHandler_piipp) (handler), (p1), (i1), (i2), (p2), (p3)) 459 460#define SL_PREFETCHEVENT_NONE ((SLuint32) 0) // placeholder for non-existent SL_PREFETCHEVENT_* 461