void Audio::CreateSourceVoice(SoundEvent sound)
{
    // Load all data for each sound effect into a single in-memory buffer
    MediaStreamer soundEffectStream;
    switch (sound)
    {
         
	case Crash: soundEffectStream.Initialize(L"Assets\\Sounds\\Crash.wav"); break;
	case Shoot: soundEffectStream.Initialize(L"Assets\\Sounds\\Shoot.wav"); break;
	case Star: soundEffectStream.Initialize(L"Assets\\Sounds\\Coin1.wav"); break;
	case Powerup: soundEffectStream.Initialize(L"Assets\\Sounds\\GenericPowerup.wav"); break;
	case EnemyDead: soundEffectStream.Initialize(L"Assets\\Sounds\\EnemyDead1.wav"); break;
    }

    m_soundEffects[sound].m_soundEventType = sound;

    uint32 bufferLength = soundEffectStream.GetMaxStreamLengthInBytes();
    m_soundEffects[sound].m_soundEffectBufferData = new byte[bufferLength];
    soundEffectStream.ReadAll(m_soundEffects[sound].m_soundEffectBufferData, bufferLength, &m_soundEffects[sound].m_soundEffectBufferLength);

    XAUDIO2_SEND_DESCRIPTOR descriptors[2];
    descriptors[0].pOutputVoice = m_soundEffectMasteringVoice;
    descriptors[0].Flags = 0;
    descriptors[1].pOutputVoice = m_soundEffectReverbVoiceSmallRoom;
    descriptors[1].Flags = 0;

    XAUDIO2_VOICE_SENDS sends = {0};
    sends.SendCount = 2;
    sends.pSends = descriptors;

    // The rolling sound can have pitch shifting and a low-pass filter.

        ThrowIfFailed(
            m_soundEffectEngine->CreateSourceVoice(
                &m_soundEffects[sound].m_soundEffectSourceVoice,
                &(soundEffectStream.GetOutputWaveFormatEx()),
                0,
                1.0f,
                &m_voiceContext,
                &sends)
            );

    m_soundEffects[sound].m_soundEffectSampleRate = soundEffectStream.GetOutputWaveFormatEx().nSamplesPerSec;

    // Queue in-memory buffer for playback
    ZeroMemory(&m_soundEffects[sound].m_audioBuffer, sizeof(m_soundEffects[sound].m_audioBuffer));

    m_soundEffects[sound].m_audioBuffer.AudioBytes = m_soundEffects[sound].m_soundEffectBufferLength;
    m_soundEffects[sound].m_audioBuffer.pAudioData = m_soundEffects[sound].m_soundEffectBufferData;
    m_soundEffects[sound].m_audioBuffer.pContext = &m_soundEffects[sound];
    m_soundEffects[sound].m_audioBuffer.Flags = XAUDIO2_END_OF_STREAM;

    m_soundEffects[sound].m_audioBuffer.LoopCount = 0;

    m_soundEffects[sound].m_soundEffectSourceVoice->SetVolume(0.4f);

    ThrowIfFailed(
        m_soundEffects[sound].m_soundEffectSourceVoice->SubmitSourceBuffer(&m_soundEffects[sound].m_audioBuffer)
        );
}
Esempio n. 2
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void Audio::PreloadSoundEffect(const char* pszFilePath, bool isMusic)
{
    if (m_engineExperiencedCriticalError) {
        return;
    }

    int sound = Hash(pszFilePath);

	MediaStreamer mediaStreamer;
	mediaStreamer.Initialize(cocos2d::CCUtf8ToUnicode(pszFilePath).c_str());
	m_soundEffects[sound].m_soundID = sound;	
	
	uint32 bufferLength = mediaStreamer.GetMaxStreamLengthInBytes();
	m_soundEffects[sound].m_soundEffectBufferData = new byte[bufferLength];
	mediaStreamer.ReadAll(m_soundEffects[sound].m_soundEffectBufferData, bufferLength, &m_soundEffects[sound].m_soundEffectBufferLength);

    if (isMusic)
    {
        XAUDIO2_SEND_DESCRIPTOR descriptors[1];
	    descriptors[0].pOutputVoice = m_musicMasteringVoice;
	    descriptors[0].Flags = 0;
	    XAUDIO2_VOICE_SENDS sends = {0};
	    sends.SendCount = 1;
	    sends.pSends = descriptors;

        DX::ThrowIfFailed(
	    m_musicEngine->CreateSourceVoice(&m_soundEffects[sound].m_soundEffectSourceVoice,
            &(mediaStreamer.GetOutputWaveFormatEx()), 0, 1.0f, &m_voiceContext, &sends)
	    );
    } else
    {
        XAUDIO2_SEND_DESCRIPTOR descriptors[1];
        descriptors[0].pOutputVoice = m_soundEffectMasteringVoice;
	    descriptors[0].Flags = 0;
	    XAUDIO2_VOICE_SENDS sends = {0};
	    sends.SendCount = 1;
	    sends.pSends = descriptors;

        DX::ThrowIfFailed(
	    m_soundEffectEngine->CreateSourceVoice(&m_soundEffects[sound].m_soundEffectSourceVoice,
            &(mediaStreamer.GetOutputWaveFormatEx()), 0, 1.0f, &m_voiceContext, &sends, nullptr)
        );
    }

	m_soundEffects[sound].m_soundEffectSampleRate = mediaStreamer.GetOutputWaveFormatEx().nSamplesPerSec;

	// Queue in-memory buffer for playback
	ZeroMemory(&m_soundEffects[sound].m_audioBuffer, sizeof(m_soundEffects[sound].m_audioBuffer));

	m_soundEffects[sound].m_audioBuffer.AudioBytes = m_soundEffects[sound].m_soundEffectBufferLength;
	m_soundEffects[sound].m_audioBuffer.pAudioData = m_soundEffects[sound].m_soundEffectBufferData;
	m_soundEffects[sound].m_audioBuffer.pContext = &m_soundEffects[sound];
	m_soundEffects[sound].m_audioBuffer.Flags = XAUDIO2_END_OF_STREAM;
    m_soundEffects[sound].m_audioBuffer.LoopCount = 0;
}
void Audio::CreateSourceVoice(SoundEvent sound)
{
    // Load all data for each sound effect into a single in-memory buffer
    MediaStreamer soundEffectStream;
    switch (sound)
    {
        case RollingEvent: soundEffectStream.Initialize(L"Media\\Audio\\MarbleRoll.wav"); break;
        case FallingEvent: soundEffectStream.Initialize(L"Media\\Audio\\MarbleFall.wav"); break;
        case CollisionEvent: soundEffectStream.Initialize(L"Media\\Audio\\MarbleHit.wav"); break;
        case MenuChangeEvent: soundEffectStream.Initialize(L"Media\\Audio\\MenuChange.wav"); break;
        case MenuSelectedEvent: soundEffectStream.Initialize(L"Media\\Audio\\MenuSelect.wav"); break;
        case CheckpointEvent: soundEffectStream.Initialize(L"Media\\Audio\\Checkpoint.wav"); break;
    }
    m_soundEffects[sound].m_soundEventType = sound;

    uint32 bufferLength = soundEffectStream.GetMaxStreamLengthInBytes();
    m_soundEffects[sound].m_soundEffectBufferData = new byte[bufferLength];
    soundEffectStream.ReadAll(m_soundEffects[sound].m_soundEffectBufferData, bufferLength, &m_soundEffects[sound].m_soundEffectBufferLength);

    XAUDIO2_SEND_DESCRIPTOR descriptors[3];
    descriptors[0].pOutputVoice = m_soundEffectMasteringVoice;
    descriptors[0].Flags = 0;
    descriptors[1].pOutputVoice = m_soundEffectReverbVoiceSmallRoom;
    descriptors[1].Flags = 0;
    descriptors[2].pOutputVoice = m_soundEffectReverbVoiceLargeRoom;
    descriptors[2].Flags = 0;
    XAUDIO2_VOICE_SENDS sends = {0};
    sends.SendCount = 3;
    sends.pSends = descriptors;

    // The rolling sound can have pitch shifting and a low-pass filter.
    if (sound == RollingEvent)
    {
        DX::ThrowIfFailed(
            m_soundEffectEngine->CreateSourceVoice(
                &m_soundEffects[sound].m_soundEffectSourceVoice,
                &(soundEffectStream.GetOutputWaveFormatEx()),
                XAUDIO2_VOICE_USEFILTER,
                2.0f,
                nullptr,
                &sends)
            );
    }
    else
    {
        DX::ThrowIfFailed(
            m_soundEffectEngine->CreateSourceVoice(
                &m_soundEffects[sound].m_soundEffectSourceVoice,
                &(soundEffectStream.GetOutputWaveFormatEx()),
                0,
                1.0f,
                nullptr,
                &sends)
            );
    }
    m_soundEffects[sound].m_soundEffectSampleRate = soundEffectStream.GetOutputWaveFormatEx().nSamplesPerSec;

    // Queue in-memory buffer for playback
    ZeroMemory(&m_soundEffects[sound].m_audioBuffer, sizeof(m_soundEffects[sound].m_audioBuffer));

    m_soundEffects[sound].m_audioBuffer.AudioBytes = m_soundEffects[sound].m_soundEffectBufferLength;
    m_soundEffects[sound].m_audioBuffer.pAudioData = m_soundEffects[sound].m_soundEffectBufferData;
    m_soundEffects[sound].m_audioBuffer.pContext = &m_soundEffects[sound];
    m_soundEffects[sound].m_audioBuffer.Flags = XAUDIO2_END_OF_STREAM;
    if (sound == RollingEvent)
    {
        m_soundEffects[sound].m_audioBuffer.LoopCount = XAUDIO2_LOOP_INFINITE;
    }
    else
    {
        m_soundEffects[sound].m_audioBuffer.LoopCount = 0;
    }

    if (sound == FallingEvent || sound == CheckpointEvent)
    {
        m_soundEffects[sound].m_soundEffectSourceVoice->SetVolume(0.4f);
    }

    DX::ThrowIfFailed(
        m_soundEffects[sound].m_soundEffectSourceVoice->SubmitSourceBuffer(&m_soundEffects[sound].m_audioBuffer)
        );
}