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AU/AUv3: Ensured that prepareToPlay is called when an AU host enables/disables non-realtime mode

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This commit is contained in:
hogliux 2017-10-23 12:31:02 +01:00
parent 331bd17aa5
commit 55a917ebe5
2 changed files with 28 additions and 2 deletions
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16
modules/juce_audio_plugin_client/AU/juce_AU_Wrapper.mm
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@ -610,10 +610,24 @@ public:
}
case kAudioUnitProperty_OfflineRender:
{
auto shouldBeRealtime = (*reinterpret_cast<const UInt32*> (inData) != 0);
if (juceFilter != nullptr)
juceFilter->setNonRealtime ((*(UInt32*) inData) != 0);
{
auto isCurrentlyRealtime = juceFilter->isNonRealtime();
if (isCurrentlyRealtime != shouldBeRealtime)
{
const ScopedLock sl (juceFilter->getCallbackLock());
juceFilter->setNonRealtime (shouldBeRealtime);
juceFilter->prepareToPlay (getSampleRate(), (int) GetMaxFramesPerSlice());
}
}
return noErr;
}
default: break;
}

14
modules/juce_audio_plugin_client/AU/juce_AUv3_Wrapper.mm
View file

@ -692,7 +692,19 @@ public:
//==============================================================================
AUInternalRenderBlock getInternalRenderBlock() override { return internalRenderBlock; }
bool getRenderingOffline() override { return getAudioProcessor().isNonRealtime(); }
void setRenderingOffline (bool offline) override { getAudioProcessor().setNonRealtime (offline); }
void setRenderingOffline (bool offline) override
{
auto& processor = getAudioProcessor();
auto isCurrentlyNonRealtime = processor.isNonRealtime();
if (isCurrentlyNonRealtime != offline)
{
ScopedLock callbackLock (processor.getCallbackLock());
processor.setNonRealtime (offline);
processor.prepareToPlay (processor.getSampleRate(), processor.getBlockSize());
}
}
//==============================================================================
NSString* getContextName() const override { return juceStringToNS (contextName); }