Files
wagic/JGE/src/android/JSfx.cpp

335 lines
9.6 KiB
C++

#include "DebugRoutines.h"
// for native audio
#include <SLES/OpenSLES.h>
#include "SLES/OpenSLES_Android.h"
#include "../../include/JSoundSystem.h"
#include "../../include/JFileSystem.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>
//////////////////////////////////////////////////////////////////////////
// engine interfaces
static SLObjectItf engineObject = NULL;
static SLEngineItf engineEngine;
// output mix interfaces
static SLObjectItf outputMixObject = NULL;
//////////////////////////////////////////////////////////////////////////
JMusic::JMusic()
: playerObject(0), playInterface(0), seekInterface(0), musicVolumeInterface(0)
{
}
void JMusic::Update(){
}
int JMusic::getPlayTime(){
return 0;
}
JMusic::~JMusic()
{
// destroy file descriptor audio player object, and invalidate all associated interfaces
if (playerObject != NULL) {
(*playerObject)->Destroy(playerObject);
playerObject = NULL;
playInterface = NULL;
seekInterface = NULL;
musicVolumeInterface = NULL;
}
}
//////////////////////////////////////////////////////////////////////////
JSample::JSample()
: playerObject(0), playInterface(0)
{
}
JSample::~JSample()
{
// destroy file descriptor audio player object, and invalidate all associated interfaces
if (playerObject != NULL) {
(*playerObject)->Destroy(playerObject);
playerObject = NULL;
playInterface = NULL;
}
}
unsigned long JSample::fileSize()
{
return 0;
}
//////////////////////////////////////////////////////////////////////////
JSoundSystem* JSoundSystem::mInstance = NULL;
JSoundSystem* JSoundSystem::GetInstance()
{
if (mInstance == NULL)
{
mInstance = new JSoundSystem();
mInstance->InitSoundSystem();
}
return mInstance;
}
void JSoundSystem::Destroy()
{
if (mInstance)
{
mInstance->DestroySoundSystem();
delete mInstance;
mInstance = NULL;
}
}
JSoundSystem::JSoundSystem()
{
mVolume = 0;
mSampleVolume = 0;
}
JSoundSystem::~JSoundSystem()
{
}
void JSoundSystem::InitSoundSystem()
{
DebugTrace("InitSoundSystem enter");
SLresult result;
// create engine
result = slCreateEngine(&engineObject, 0, NULL, 0, NULL, NULL);
DebugTrace("result " << result);
// realize the engine
result = (*engineObject)->Realize(engineObject, SL_BOOLEAN_FALSE);
DebugTrace("result " << result);
// get the engine interface, which is needed in order to create other objects
result = (*engineObject)->GetInterface(engineObject, SL_IID_ENGINE, &engineEngine);
DebugTrace("result " << result);
// create output mix
const SLInterfaceID ids[1] = {SL_IID_ENVIRONMENTALREVERB};
const SLboolean req[1] = {SL_BOOLEAN_FALSE};
result = (*engineEngine)->CreateOutputMix(engineEngine, &outputMixObject, 1, ids, req);
DebugTrace("result " << result);
// realize the output mix
result = (*outputMixObject)->Realize(outputMixObject, SL_BOOLEAN_FALSE);
DebugTrace("result " << result);
DebugTrace("InitSoundSystem leave");
}
void JSoundSystem::DestroySoundSystem()
{
// destroy output mix object, and invalidate all associated interfaces
if (outputMixObject != NULL) {
(*outputMixObject)->Destroy(outputMixObject);
outputMixObject = NULL;
}
// destroy engine object, and invalidate all associated interfaces
if (engineObject != NULL) {
(*engineObject)->Destroy(engineObject);
engineObject = NULL;
engineEngine = NULL;
}
}
JMusic *JSoundSystem::LoadMusic(const char *fileName)
{
JMusic* music = new JMusic();
if (music)
{
// we should use the native asset manager instead
string fullpath = JFileSystem::GetInstance()->GetResourceFile(fileName);
if(fullpath.compare("") != 0)
{
int fd = open(fullpath.c_str(), O_RDONLY);
FILE* file = fdopen(fd, "r");
off_t start = 0;
off_t length;
fseek(file, 0, SEEK_END);
length = ftell(file);
SLresult result;
// configure audio source
SLDataLocator_AndroidFD loc_fd = {SL_DATALOCATOR_ANDROIDFD, fd, start, length};
SLDataFormat_MIME format_mime = {SL_DATAFORMAT_MIME, NULL, SL_CONTAINERTYPE_UNSPECIFIED};
SLDataSource audioSrc = {&loc_fd, &format_mime};
// configure audio sink
SLDataLocator_OutputMix loc_outmix = {SL_DATALOCATOR_OUTPUTMIX, outputMixObject};
SLDataSink audioSnk = {&loc_outmix, NULL};
// create audio player
const SLInterfaceID ids[2] = {SL_IID_SEEK, SL_IID_VOLUME};
const SLboolean req[2] = {SL_BOOLEAN_TRUE, SL_BOOLEAN_TRUE};
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &music->playerObject, &audioSrc, &audioSnk, 2, ids, req);
DebugTrace("result " << result);
// realize the player
result = (*music->playerObject)->Realize(music->playerObject, SL_BOOLEAN_FALSE);
DebugTrace("result " << result);
// get the play interface
result = (*music->playerObject)->GetInterface(music->playerObject, SL_IID_PLAY, &music->playInterface);
DebugTrace("result " << result);
// get the seek interface
result = (*music->playerObject)->GetInterface(music->playerObject, SL_IID_SEEK, &music->seekInterface);
DebugTrace("result " << result);
// get the volume interface
//result = (*music->playerObject)->GetInterface(music->playerObject, SL_IID_VOLUME, (void *)&music->musicVolumeInterface);
DebugTrace("result " << result);
}
else
{
DebugTrace("Bad path to music file");
}
}
mCurrentMusic = music;
return music;
}
void JSoundSystem::PlayMusic(JMusic *music, bool looping)
{
if(music && music->playerObject && music->playInterface && music->seekInterface)
{
SLresult result;
//(*music->musicVolumeInterface)->SetVolumeLevel(music->musicVolumeInterface, -1 * mVolume);
// enable whole file looping
result = (*music->seekInterface)->SetLoop(music->seekInterface, looping ? SL_BOOLEAN_TRUE : SL_BOOLEAN_FALSE, 0, SL_TIME_UNKNOWN);
assert(SL_RESULT_SUCCESS == result);
result = (*music->playInterface)->SetPlayState(music->playInterface, SL_PLAYSTATE_PLAYING);
assert(SL_RESULT_SUCCESS == result);
}
}
void JSoundSystem::StopMusic(JMusic *music)
{
if(music && music->playerObject && music->playInterface && music->seekInterface)
{
SLresult result;
result = (*music->playInterface)->SetPlayState(music->playInterface,
SL_PLAYSTATE_STOPPED);
assert(SL_RESULT_SUCCESS == result);
}
}
void JSoundSystem::PauseMusic(JMusic *music)
{
StopMusic(music);
}
void JSoundSystem::ResumeMusic(JMusic *music)
{
PlayMusic(music);
}
void JSoundSystem::SetVolume(int volume)
{
SetMusicVolume(volume);
SetSfxVolume(volume);
}
void JSoundSystem::SetMusicVolume(int volume)
{
mVolume = volume;
//(*mCurrentMusic->musicVolumeInterface)->SetVolumeLevel(mCurrentMusic->musicVolumeInterface, -1 * mVolume);
}
void JSoundSystem::SetSfxVolume(int volume){
mSampleVolume = volume;
//(*mCurrentSample->sampleVolumeInterface)->SetVolumeLevel(mCurrentSample->sampleVolumeInterface, -1 * mSampleVolume);
SetMusicVolume(mVolume);
}
JSample *JSoundSystem::LoadSample(const char *fileName)
{
JSample* sample = new JSample();
if (sample)
{
string fullpath = JFileSystem::GetInstance()->GetResourceFile(fileName);
int fd = open(fullpath.c_str(), O_RDONLY);
FILE* file = fdopen(fd, "r");
off_t start = 0;
off_t length;
fseek(file, 0, SEEK_END);
length = ftell(file);
SLresult result;
// configure audio source
SLDataLocator_AndroidFD loc_fd = {SL_DATALOCATOR_ANDROIDFD, fd, start, length};
SLDataFormat_MIME format_mime = {SL_DATAFORMAT_MIME, NULL, SL_CONTAINERTYPE_UNSPECIFIED};
SLDataSource audioSrc = {&loc_fd, &format_mime};
// configure audio sink
SLDataLocator_OutputMix loc_outmix = {SL_DATALOCATOR_OUTPUTMIX, outputMixObject};
SLDataSink audioSnk = {&loc_outmix, NULL};
// create audio player
const SLInterfaceID ids[1] = {SL_IID_VOLUME};
const SLboolean req[1] = {SL_BOOLEAN_TRUE};
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &sample->playerObject, &audioSrc, &audioSnk,
1, ids, req);
DebugTrace("result " << result);
// realize the player
result = (*sample->playerObject)->Realize(sample->playerObject, SL_BOOLEAN_FALSE);
DebugTrace("result " << result);
// get the play interface
result = (*sample->playerObject)->GetInterface(sample->playerObject, SL_IID_PLAY, &sample->playInterface);
DebugTrace("result " << result);
// get the volume interface
//result = (*sample->playerObject)->GetInterface(sample->playerObject, SL_IID_VOLUME, &sample->sampleVolumeInterface);
}
mCurrentSample = sample;
return sample;
}
void JSoundSystem::PlaySample(JSample *sample)
{
if(sample && sample->playerObject && sample->playInterface)
{
SLresult result;
//(*sample->sampleVolumeInterface)->SetVolumeLevel(sample->sampleVolumeInterface, mSampleVolume);
result = (*sample->playInterface)->SetPlayState(sample->playInterface,
SL_PLAYSTATE_PLAYING);
}
}