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Fix crash when removing last channel

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Sometimes the last channel still had processing to do when it got
deleted
This commit is contained in:
Amadeus Folego
2015-01-28 00:52:17 -02:00
parent 8e2e17ab84
commit ff2617b0bd
1 changed files with 4 additions and 1 deletions
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5
src/core/FxMixer.cpp
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@@ -529,7 +529,10 @@ FloatModel * FxMixer::channelSendModel( fx_ch_t fromChannel, fx_ch_t toChannel )
void FxMixer::mixToChannel( const sampleFrame * _buf, fx_ch_t _ch )
{
if( m_fxChannels[_ch]->m_muteModel.value() == false )
// The first check is for the case where the last fxchannel was deleted but
// there was a race condition where it had to be processed.
if( _ch < m_fxChannels.size() &&
m_fxChannels[_ch]->m_muteModel.value() == false )
{
m_fxChannels[_ch]->m_lock.lock();
MixHelpers::add( m_fxChannels[_ch]->m_buffer, _buf, Engine::mixer()->framesPerPeriod() );