void main()
{
void main()
{
//MP3 Player
/*初始化*/
MP3player_Init(); //解码器初始化
Mutestate(1);//初始化为声状态
P1 = 0x0f;
KBCON = 0x00;
IEN1 |=EKB; //按键初始化
EA = 1; //中断使能
/*获得曲目数量*/
Number_Song = GetMP3NUM();
/*处理播放曲目程序*/
Playingflag= 0;
while(1) //循环
{
if(Number_Song != 0)//如果存在MP3文件
{
PlayInit(&SONG[11 * Playingflag]);
Mutestate(0);//有声模式
PlayMP3(&SONG[11 * Playingflag]);//播放指定MP3文件
Mutestate(1);
}
if(Playingflag ==Number_Song)//循环播放
{
Playingflag= 0;
}
}
}
/**
*
* DigitalPlayback
* @param aNumSamples
* @param aFilename
* @param aDataType
* @result TVerdict
*
*/
TVerdict CTestStepSDevSoundPlayEOFPCM16::DigitalPlayback(TInt aNumSamples, TDesC& aFilename, TFourCC& aDataType)
{
TVerdict initializeOK = InitializeDevSound(aDataType, EMMFStatePlaying);
if (initializeOK != EPass)
{
return EInconclusive;
}
SetVolume(iMMFDevSound->MaxVolume());
//Get a buffer to fill
initializeOK = PlayInit();
if (initializeOK != EPass)
{
return EInconclusive;
}
TInt error = iFs.Connect();
if (error != KErrNone)
{
ERR_PRINTF2 (_L("Could not connect to Filesystem. Error is %d"), error);
return EInconclusive;
}
TInt err = iFile.Open(iFs, aFilename, EFileRead);
if (err != KErrNone)
{
ERR_PRINTF2 (_L("Could not open input file. Error is %d"), err);
return EInconclusive;
}
TInt bufferCount = 0;
if (aNumSamples < 0)
{// Play to EOF
while (initializeOK == KErrNone && iCallbackError == KErrNone)
{
//read sizeof buffer from file
CMMFDataBuffer* buffer = STATIC_CAST (CMMFDataBuffer*, iBuffer);
iFile.Read(buffer->Data());
if (buffer->Data().Length()!= buffer->RequestSize())
{
INFO_PRINTF3(_L("Data length copied from file = %d. Expected %d. Must be EOF"), buffer->Data().Length(), buffer->RequestSize());
iBuffer->SetLastBuffer(ETrue);
}
//DevSound Play
initializeOK = PlayData();
bufferCount ++;
}
}
else
{
while (bufferCount < aNumSamples && initializeOK == KErrNone && iCallbackError == KErrNone)
int simuaudioinit()
{
nPlayBuffers=0;
PlayState=PLAYST_IDLE;
nRecBuffers=0;
SendInBuffers=0;
StopRecord=FALSE;
RecordInitialised=FALSE;
PlayInit(44100,10000 //22050
,8);
return 0;
}
