19682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* 29682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL - Simple DirectMedia Layer 39682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Copyright (C) 1997-2012 Sam Lantinga 49682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 59682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall This library is free software; you can redistribute it and/or 69682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall modify it under the terms of the GNU Library General Public 79682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall License as published by the Free Software Foundation; either 89682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall version 2 of the License, or (at your option) any later version. 99682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall This library is distributed in the hope that it will be useful, 119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall but WITHOUT ANY WARRANTY; without even the implied warranty of 129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Library General Public License for more details. 149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall You should have received a copy of the GNU Library General Public 169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall License along with this library; if not, write to the Free 179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Sam Lantinga 209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall slouken@devolution.com 219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* 249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_epocaudio.cpp 259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Epoc based SDL audio driver implementation 269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Markus Mertama 289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef SAVE_RCSID 319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic char rcsid = 329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall "@(#) $Id: SDL_epocaudio.c,v 0.0.0.0 2001/06/19 17:19:56 hercules Exp $"; 339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif 349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <stdlib.h> 379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <stdio.h> 389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <string.h> 399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <errno.h> 409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <unistd.h> 419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <fcntl.h> 429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <signal.h> 439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <sys/time.h> 449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <sys/ioctl.h> 459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <sys/stat.h> 469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "epoc_sdl.h" 489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include <e32hal.h> 509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallextern "C" { 539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_audio.h" 549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_error.h" 559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_audiomem.h" 569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_audio_c.h" 579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_timer.h" 589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_audiodev_c.h" 599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "SDL_epocaudio.h" 629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#include "streamplayer.h" 649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall//#define DEBUG_AUDIO 679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Audio driver functions */ 709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int EPOC_OpenAudio(SDL_AudioDevice *thisdevice, SDL_AudioSpec *spec); 729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void EPOC_WaitAudio(SDL_AudioDevice *thisdevice); 739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void EPOC_PlayAudio(SDL_AudioDevice *thisdevice); 749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic Uint8 *EPOC_GetAudioBuf(SDL_AudioDevice *thisdevice); 759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void EPOC_CloseAudio(SDL_AudioDevice *thisdevice); 769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void EPOC_ThreadInit(SDL_AudioDevice *thisdevice); 779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int Audio_Available(void); 799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic SDL_AudioDevice *Audio_CreateDevice(int devindex); 809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void Audio_DeleteDevice(SDL_AudioDevice *device); 819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall//void sos_adump(SDL_AudioDevice* thisdevice, void* data, int len); 849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef __WINS__ 869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#define DODUMP 879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif 889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef DODUMP 909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallNONSHARABLE_CLASS(TDump) 919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall public: 939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TInt Open(); 949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall void Close(); 959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall void Dump(const TDesC8& aDes); 969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private: 979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RFile iFile; 989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RFs iFs; 999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall }; 1009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallTInt TDump::Open() 1029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TInt err = iFs.Connect(); 1049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(err == KErrNone) 1059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef __WINS__ 1079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall_LIT(target, "C:\\sdlau.raw"); 1089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#else 1099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall_LIT(target, "E:\\sdlau.raw"); 1109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif 1119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall err = iFile.Replace(iFs, target, EFileWrite); 1129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return err; 1149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid TDump::Close() 1169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iFile.Close(); 1189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iFs.Close(); 1199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid TDump::Dump(const TDesC8& aDes) 1219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iFile.Write(aDes); 1239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif 1259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallNONSHARABLE_CLASS(CSimpleWait) : public CTimer 1289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall public: 1309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall void Wait(TTimeIntervalMicroSeconds32 aWait); 1319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall static CSimpleWait* NewL(); 1329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private: 1339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CSimpleWait(); 1349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall void RunL(); 1359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall }; 1369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallCSimpleWait* CSimpleWait::NewL() 1399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CSimpleWait* wait = new (ELeave) CSimpleWait(); 1419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CleanupStack::PushL(wait); 1429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall wait->ConstructL(); 1439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CleanupStack::Pop(); 1449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return wait; 1459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid CSimpleWait::Wait(TTimeIntervalMicroSeconds32 aWait) 1489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall After(aWait); 1509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CActiveScheduler::Start(); 1519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallCSimpleWait::CSimpleWait() : CTimer(CActive::EPriorityStandard) 1549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CActiveScheduler::Add(this); 1569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid CSimpleWait::RunL() 1599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CActiveScheduler::Stop(); 1619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 1629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallconst TInt KAudioBuffers(2); 1649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallNONSHARABLE_CLASS(CEpocAudio) : public CBase, public MStreamObs, public MStreamProvider 1679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 1689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall public: 1699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall static void* NewL(TInt BufferSize, TInt aFill); 1709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall inline static CEpocAudio& Current(SDL_AudioDevice* thisdevice); 1719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall static void Free(SDL_AudioDevice* thisdevice); 1739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 1749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall void Wait(); 1759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall void Play(); 1769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall // void SetBuffer(const TDesC8& aBuffer); 1779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall void ThreadInitL(TAny* aDevice); 1789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall void Open(TInt iRate, TInt iChannels, TUint32 aType, TInt aBytes); 1799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ~CEpocAudio(); 1809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TUint8* Buffer(); 1819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TBool SetPause(TBool aPause); 1829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall #ifdef DODUMP 1839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall void Dump(const TDesC8& aBuf) {iDump.Dump(aBuf);} 1849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall #endif 1859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private: 1869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CEpocAudio(TInt aBufferSize); 1879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall void Complete(TInt aState, TInt aError); 1889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TPtrC8 Data(); 1899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall void ConstructL(TInt aFill); 1909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall private: 1919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TInt iBufferSize; 1929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CStreamPlayer* iPlayer; 1939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TInt iBufferRate; 1949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TInt iRate; 1959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TInt iChannels; 1969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TUint32 iType; 1979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TInt iPosition; 1989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TThreadId iTid; 1999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TUint8* iAudioPtr; 2009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TUint8* iBuffer; 2019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall // TTimeIntervalMicroSeconds iStart; 2029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TTime iStart; 2039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TInt iTune; 2049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CSimpleWait* iWait; 2059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall #ifdef DODUMP 2069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TDump iDump; 2079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall #endif 2089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall }; 2099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallinline CEpocAudio& CEpocAudio::Current(SDL_AudioDevice* thisdevice) 2119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return *static_cast<CEpocAudio*>((void*)thisdevice->hidden); 2139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* 2169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallTBool EndSc(TAny*) 2189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CActiveScheduler::Stop(); 2209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallLOCAL_C void CleanScL() 2239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CIdle* d = CIdle::NewLC(CActive:::EPriorityIdle); 2259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall d->Start(TCallBack(EndSc)); 2269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CActiveScheduler::Start(); 2279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 2309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid CEpocAudio::Free(SDL_AudioDevice* thisdevice) 2329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CEpocAudio* ea = static_cast<CEpocAudio*>((void*)thisdevice->hidden); 2349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(ea) 2359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ASSERT(ea->iTid == RThread().Id()); 2379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall delete ea; 2389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thisdevice->hidden = NULL; 2399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CActiveScheduler* as = CActiveScheduler::Current(); 2419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ASSERT(as->StackDepth() == 0); 2429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall delete as; 2439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CActiveScheduler::Install(NULL); 2449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall ASSERT(thisdevice->hidden == NULL); 2469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallCEpocAudio::CEpocAudio(TInt aBufferSize) : iBufferSize(aBufferSize), iPosition(-1) 2499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid* CEpocAudio::NewL(TInt aBufferSize, TInt aFill) 2539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CEpocAudio* eAudioLib = new (ELeave) CEpocAudio(aBufferSize); 2559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CleanupStack::PushL(eAudioLib); 2569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall eAudioLib->ConstructL(aFill); 2579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CleanupStack::Pop(); 2589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return eAudioLib; 2599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid CEpocAudio::ConstructL(TInt aFill) 2629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iBuffer = (TUint8*) User::AllocL(KAudioBuffers * iBufferSize); 2649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall memset(iBuffer, aFill, KAudioBuffers * iBufferSize); 2659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iAudioPtr = iBuffer; 2669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallTBool CEpocAudio::SetPause(TBool aPause) 2709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(aPause && iPosition >= 0) 2729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPosition = -1; 2749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(iPlayer != NULL) 2759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPlayer->Stop(); 2769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(!aPause && iPosition < 0) 2789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPosition = 0; 2809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(iPlayer != NULL) 2819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPlayer->Start(); 2829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return iPosition < 0; 2849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 2859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid CEpocAudio::ThreadInitL(TAny* aDevice) 2879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 2889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iTid = RThread().Id(); 2899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CActiveScheduler* as = new (ELeave) CActiveScheduler(); 2909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CActiveScheduler::Install(as); 2919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall EpocSdlEnv::AppendCleanupItem(TSdlCleanupItem((TSdlCleanupOperation)EPOC_CloseAudio, aDevice)); 2939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iWait = CSimpleWait::NewL(); 2959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 2969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPlayer = new (ELeave) CStreamPlayer(*this, *this); 2979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPlayer->ConstructL(); 2989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPlayer->OpenStream(iRate, iChannels, iType); 2999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall #ifdef DODUMP 3019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall User::LeaveIfError(iDump.Open()); 3029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall #endif 3039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallTUint8* CEpocAudio::Buffer() 3089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 3099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iStart.UniversalTime(); 3109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall// iStart = iPlayer->Position(); 3119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return iAudioPtr; 3129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallCEpocAudio::~CEpocAudio() 3169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 3179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(iWait != NULL) 3189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iWait->Cancel(); 3199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall delete iWait; 3209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(iPlayer != NULL) 3219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPlayer->Close(); 3229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall delete iPlayer; 3239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall delete iBuffer; 3249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid CEpocAudio::Complete(TInt aState, TInt aError) 3279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 3289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(aState == MStreamObs::EClose) 3299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 3309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(iPlayer->Closed()) 3329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return; 3339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall switch(aError) 3349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 3359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case KErrUnderflow: 3369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case KErrInUse: 3379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPlayer->Start(); 3389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 3399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case KErrAbort: 3409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPlayer->Open(); 3419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid sos_adump(SDL_AudioDevice* thisdevice, void* data, int len) 3469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 3479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef DODUMP 3489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall const TPtrC8 buf((TUint8*)data, len); 3499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CEpocAudio::Current(thisdevice).Dump(buf); 3509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif 3519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallconst TInt KClip(256); 3549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallTPtrC8 CEpocAudio::Data() 3569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 3579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(iPosition < 0) 3589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return KNullDesC8(); 3599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TPtrC8 data(iAudioPtr + iPosition, KClip); 3619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef DODUMP 3639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iDump.Dump(data); 3649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif 3659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPosition += KClip; 3679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(iPosition >= iBufferSize) 3689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 3699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* if(iAudioPtr == iBuffer) 3719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iAudioPtr = iBuffer + iBufferSize; 3729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall else 3739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iAudioPtr = iBuffer; 3749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall*/ 3759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iAudioPtr += iBufferSize; 3769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if((iAudioPtr - iBuffer) >= KAudioBuffers * iBufferSize) 3789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iAudioPtr = iBuffer; 3799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPosition = -1; 3819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(iWait->IsActive()) 3829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 3839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iWait->Cancel(); 3849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CActiveScheduler::Stop(); 3859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return data; 3889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid CEpocAudio::Play() 3949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 3959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iPosition = 0; 3969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 3979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 3989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid CEpocAudio::Wait() 3999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 4009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(iPosition >= 0 /*&& iPlayer->Playing()*/) 4019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 4029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall const TInt64 bufMs = TInt64(iBufferSize - KClip) * TInt64(1000000); 4039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall const TInt64 specTime = bufMs / TInt64(iRate * iChannels * 2); 4049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iWait->After(specTime); 4059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CActiveScheduler::Start(); 4079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TTime end; 4089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall end.UniversalTime(); 4099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall const TTimeIntervalMicroSeconds delta = end.MicroSecondsFrom(iStart); 4109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall// const TTimeIntervalMicroSeconds end = iPlayer->Position(); 4139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall const TInt diff = specTime - delta.Int64(); 4189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(diff > 0 && diff < 200000) 4209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 4219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall User::After(diff); 4229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall else 4269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 4279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall User::After(10000); 4289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall// iWait->Wait(10000); //just give some time... 4299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallvoid CEpocAudio::Open(TInt aRate, TInt aChannels, TUint32 aType, TInt aBytes) 4339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 4349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iRate = aRate; 4359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iChannels = aChannels; 4369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iType = aType; 4379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall iBufferRate = iRate * iChannels * aBytes; //1/x 4389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* Audio driver bootstrap functions */ 4429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse HallAudioBootStrap EPOCAudio_bootstrap = { 4449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall "epoc\0\0\0", 4459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall "EPOC streaming audio\0\0\0", 4469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Audio_Available, 4479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall Audio_CreateDevice 4489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall}; 4499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic SDL_AudioDevice *Audio_CreateDevice(int /*devindex*/) 4529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 4539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_AudioDevice *thisdevice; 4549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Initialize all variables that we clean on shutdown */ 4569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thisdevice = (SDL_AudioDevice *)malloc(sizeof(SDL_AudioDevice)); 4579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if ( thisdevice ) { 4589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall memset(thisdevice, 0, (sizeof *thisdevice)); 4599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thisdevice->hidden = NULL; /*(struct SDL_PrivateAudioData *) 4609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall malloc((sizeof thisdevice->hidden)); */ 4619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if ( (thisdevice == NULL) /*|| (thisdevice->hidden == NULL) */) { 4639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_OutOfMemory(); 4649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if ( thisdevice ) { 4659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall free(thisdevice); 4669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(0); 4689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall// memset(thisdevice->hidden, 0, (sizeof *thisdevice->hidden)); 4709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Set the function pointers */ 4729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thisdevice->OpenAudio = EPOC_OpenAudio; 4739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thisdevice->WaitAudio = EPOC_WaitAudio; 4749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thisdevice->PlayAudio = EPOC_PlayAudio; 4759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thisdevice->GetAudioBuf = EPOC_GetAudioBuf; 4769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thisdevice->CloseAudio = EPOC_CloseAudio; 4779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thisdevice->ThreadInit = EPOC_ThreadInit; 4789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thisdevice->free = Audio_DeleteDevice; 4799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return thisdevice; 4819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 4829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void Audio_DeleteDevice(SDL_AudioDevice *device) 4859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 4869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall //free(device->hidden); 4879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall free(device); 4889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 4899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int Audio_Available(void) 4919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 4929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(1); // Audio stream modules should be always there! 4939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 4949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 4969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic int EPOC_OpenAudio(SDL_AudioDevice *thisdevice, SDL_AudioSpec *spec) 4979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 4989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_TRACE("SDL:EPOC_OpenAudio"); 4999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TUint32 type = KMMFFourCCCodePCM16; 5029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TInt bytes = 2; 5039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall switch(spec->format) 5059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 5069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case AUDIO_U16LSB: 5079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall type = KMMFFourCCCodePCMU16; 5089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 5099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case AUDIO_S16LSB: 5109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall type = KMMFFourCCCodePCM16; 5119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 5129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case AUDIO_U16MSB: 5139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall type = KMMFFourCCCodePCMU16B; 5149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 5159682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case AUDIO_S16MSB: 5169682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall type = KMMFFourCCCodePCM16B; 5179682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall break; 5189682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall //8 bit not supported! 5199682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case AUDIO_U8: 5209682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall case AUDIO_S8: 5219682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall default: 5229682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall spec->format = AUDIO_S16LSB; 5239682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall }; 5249682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5259682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5269682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5279682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(spec->channels > 2) 5289682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall spec->channels = 2; 5299682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5309682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall spec->freq = CStreamPlayer::ClosestSupportedRate(spec->freq); 5319682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5329682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5339682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* Allocate mixing buffer */ 5349682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall const TInt buflen = spec->size;// * bytes * spec->channels; 5359682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall// audiobuf = NULL; 5369682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5379682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TRAPD(err, thisdevice->hidden = static_cast<SDL_PrivateAudioData*>(CEpocAudio::NewL(buflen, spec->silence))); 5389682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(err != KErrNone) 5399682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return -1; 5409682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5419682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CEpocAudio::Current(thisdevice).Open(spec->freq, spec->channels, type, bytes); 5429682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5439682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CEpocAudio::Current(thisdevice).SetPause(ETrue); 5449682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5459682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall // isSDLAudioPaused = 1; 5469682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5479682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thisdevice->enabled = 0; /* enable only after audio engine has been initialized!*/ 5489682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5499682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall /* We're ready to rock and roll. :-) */ 5509682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return(0); 5519682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 5529682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5539682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5549682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void EPOC_CloseAudio(SDL_AudioDevice* thisdevice) 5559682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 5569682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef DEBUG_AUDIO 5579682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_TRACE("Close audio\n"); 5589682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif 5599682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5609682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CEpocAudio::Free(thisdevice); 5619682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 5629682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5639682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5649682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void EPOC_ThreadInit(SDL_AudioDevice *thisdevice) 5659682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 5669682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_TRACE("SDL:EPOC_ThreadInit"); 5679682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CEpocAudio::Current(thisdevice).ThreadInitL(thisdevice); 5689682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall RThread().SetPriority(EPriorityMore); 5699682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall thisdevice->enabled = 1; 5709682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 5719682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5729682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall/* This function waits until it is possible to write a full sound buffer */ 5739682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void EPOC_WaitAudio(SDL_AudioDevice* thisdevice) 5749682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall{ 5759682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef DEBUG_AUDIO 5769682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_TRACE1("wait %d audio\n", CEpocAudio::AudioLib().StreamPlayer(KSfxChannel).SyncTime()); 5779682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TInt tics = User::TickCount(); 5789682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif 5799682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5809682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CEpocAudio::Current(thisdevice).Wait(); 5819682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5829682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef DEBUG_AUDIO 5839682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall TInt ntics = User::TickCount() - tics; 5849682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_TRACE1("audio waited %d\n", ntics); 5859682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_TRACE1("audio at %d\n", tics); 5869682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif 5879682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 5889682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5899682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5909682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5919682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic void EPOC_PlayAudio(SDL_AudioDevice* thisdevice) 5929682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 5939682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall if(CEpocAudio::Current(thisdevice).SetPause(SDL_GetAudioStatus() == SDL_AUDIO_PAUSED)) 5949682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_Delay(500); //hold on the busy loop 5959682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall else 5969682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall CEpocAudio::Current(thisdevice).Play(); 5979682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 5989682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef DEBUG_AUDIO 5999682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_TRACE("buffer has audio data\n"); 6009682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif 6019682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 6029682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 6039682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#ifdef DEBUG_AUDIO 6049682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall SDL_TRACE1("Wrote %d bytes of audio data\n", buflen); 6059682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall#endif 6069682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall} 6079682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 6089682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hallstatic Uint8 *EPOC_GetAudioBuf(SDL_AudioDevice* thisdevice) 6099682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall { 6109682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall return CEpocAudio::Current(thisdevice).Buffer(); 6119682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall } 6129682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 6139682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 6149682c8870b8ff5e4ac2e4c70b759f791c6f38c1fJesse Hall 615