C++ FMOD_Channel_Stop函数代码示例

// ----------------------------------------------------------------------------
void ofxSoundPlayerFMOD::play()
{

	// if it's a looping sound, we should try to kill it, no?
	// or else people will have orphan channels that are looping
	if (bLoop == true){
		FMOD_Channel_Stop(channel);
	}

	// if the sound is not set to multiplay, then stop the current,
	// before we start another
	if (!bMultiPlay){
		FMOD_Channel_Stop(channel);
	}

	FMOD_System_PlaySound(sys, FMOD_CHANNEL_FREE, sound, bPaused, &channel);

	FMOD_Channel_GetFrequency(channel, &internalFreq);
	FMOD_Channel_SetVolume(channel,volume);
	FMOD_Channel_SetPan(channel,pan);
	FMOD_Channel_SetFrequency(channel, internalFreq * speed);
	FMOD_Channel_SetMode(channel,  (bLoop == true) ? FMOD_LOOP_NORMAL : FMOD_LOOP_OFF);

	//fmod update() should be called every frame - according to the docs.
	//we have been using fmod without calling it at all which resulted in channels not being able
	//to be reused.  we should have some sort of global update function but putting it here
	//solves the channel bug
	FMOD_System_Update(sys);

}

bool Systems::SoundSystem::StopSound(const Events::StopSound &event)
{
	auto eComp = m_World->GetComponent<Components::SoundEmitter>(event.Emitter);
	if(eComp)
	{
		FMOD_Channel_Stop(m_Channels[event.Emitter]);
	}
	else
	{
		FMOD_Channel_Stop(m_BGMChannel);
	}
	return true;
}

	bool ModuleIrisAudio::MePlay(wstring filePath, int volume, int rate){
		string sfilepath = WStringToString(filePath);
		const char* fpath = sfilepath.c_str();

		if (channels == 0){
			if (meChannel != NULL){
				BOOL isPlaying;
				FMOD_Channel_IsPlaying(meChannel, &isPlaying);
				if (isPlaying)
					FMOD_Channel_Stop(meChannel);
			}
		}

		FMOD_RESULT result;

		result = FMOD_System_CreateStream(fmodSystem, fpath, FMOD_DEFAULT, 0, &me);
		if (result != FMOD_OK)
			return false;

		result = FMOD_System_PlaySound(fmodSystem, FMOD_CHANNEL_FREE, me, true, &meChannel);
		if (result != FMOD_OK)
			return false;

		FMOD_Channel_SetMode(meChannel, FMOD_LOOP_NORMAL);
		FMOD_Channel_SetVolume(meChannel, volume / 100.0f);

		float frequancy;

		FMOD_Channel_GetFrequency(meChannel, &frequancy);
		FMOD_Channel_SetFrequency(meChannel, frequancy * (rate / 100.0));
		FMOD_Channel_SetPaused(meChannel, FALSE);

		return true;
	}

void Chunk::Stop()
{
	if( m_pChannel ) {
		FMOD_Channel_Stop(m_pChannel);
		// m_pChannel->stop();
	}
}

void Audio::StopAll()
{
    for (Iterator i = samples.begin(); i != samples.end(); ++i)
    {
        FMOD_Channel_Stop( (*i)->channel );
    }
}

void CDA_Stop (void)
{
#ifdef UQE_FMOD_CDAUDIO

	if(SND_InitialisedCD == false || SND_MusicChannel.inuse == false)
		return;

	if(SND_MusicChannel.channel)
	{
		result = FMOD_Channel_Stop(SND_MusicChannel.channel);
		FMOD_ERROR(result, true, false);
	}

	if(fmod_musicCD_subsound)
	{
		result = FMOD_Sound_Release(fmod_musicCD_subsound);
		FMOD_ERROR(result, true, false);
	}

	if(fmod_musicCD)
	{
		result = FMOD_Sound_Release(fmod_musicCD);
		FMOD_ERROR(result, true, false);
	}

	SND_MusicChannel.inuse = false;

#else
	CDAudio_Stop();
#endif
}

void FMOD_Shutdown (void)
{
	if (COM_CheckParm("-nosound"))
	{
		SND_Initialised = false;
		SND_InitialisedCD = false;
		return;
	}

	if (SND_MusicChannel.channel)
		FMOD_Channel_Stop(SND_MusicChannel.channel);

	CDA_Shutdown();


	if (fmod_music)
		FMOD_Sound_Release(fmod_music);

	if (fmod_system)
	{
		result = FMOD_System_Close(fmod_system);
		FMOD_ERROR(result, true, false);
		result = FMOD_System_Release(fmod_system);
		FMOD_ERROR(result, true, false);
	}

	SND_Initialised = false;
	SND_InitialisedCD = false;
}

void stop_sound_num(int num)
{
	if(!sound_is_on)return;
	
	FMOD_Channel_Stop(sound_data[num].voice_num);
	sound_data[num].used=0;
}

		//! Stop
		void teSound::Stop()
		{
			if(channel)
			{
				teSoundManager::CheckResult(FMOD_Channel_Stop(channel));
				channel = NULL;
			}
		}

void sound_unload(void)
{
    if(loaded) {
        FMOD_Channel_Stop(_channel);
        FMOD_Sound_Release(_sound);
        loaded = false;
    }
}

void I_StopSound(INT32 handle)
{
	FMOD_CHANNEL *chan;
	FMR(FMOD_System_GetChannel(fsys, handle, &chan));
	if (music_stream && chan == music_channel)
		return;
	FMR(FMOD_Channel_Stop(chan));
}

void Audio::Stop(std::string name)
{
    if (!IsPlaying(name)) return;

    Sample *sample = FindSample(name);
    if (sample == NULL) return;

    FMOD_Channel_Stop(sample->channel);
}

void FMCSound::stop()
{
    m_has_played = false;

    FMOD_System_Update(m_fmod_system);
    if (m_fmod_channel == 0) return;

    FMOD_Channel_Stop(m_fmod_channel);
}

void StopAudio() /* Stop the sound if is playing.*/
{
	if (systemFMOD != NULL)
	{
		BOOL isPlaying = FALSE;
		FMOD_Channel_IsPlaying(channel, &isPlaying);
		if (isPlaying)
			FMOD_Channel_Stop(channel);
	}
}

void soundHelico()
{
	if(helico->positionWin.y + HELICO_HEIGHT < POSITION_BOTTOM-5)
	{
		if(timeAllowed(&previousTimeSoundHelico, 1300))
        	FMOD_System_PlaySound(sound_system, 1, sound_helico, 0, &canal_game);
	}
	else
		FMOD_Channel_Stop(canal_game);
}