From 2356d75f391b5d761b4463feb6c3a710b5f0dbd3 Mon Sep 17 00:00:00 2001
From: falkTX <falktx@gmail.com>
Date: Thu, 31 Jan 2019 12:18:52 +0000
Subject: AU: Implement dynamic buffer size and sample rate

---
 distrho/src/DistrhoPluginAU.cpp | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

(limited to 'distrho/src/DistrhoPluginAU.cpp')

diff --git a/distrho/src/DistrhoPluginAU.cpp b/distrho/src/DistrhoPluginAU.cpp
index 9986c3af..85bb1378 100644
--- a/distrho/src/DistrhoPluginAU.cpp
+++ b/distrho/src/DistrhoPluginAU.cpp
@@ -221,8 +221,6 @@ protected:
         for (uint32_t i = 0; i < DISTRHO_PLUGIN_NUM_OUTPUTS; ++i)
             destBuffer[i] = (float *)outBuffer.mBuffers[i].mData;
 
-        updateSampleRate();
-
         updateParameterInputs();
 
         fPlugin.run(srcBuffer, destBuffer, inFramesToProcess);
@@ -243,8 +241,7 @@ protected:
         if ((err = AUEffectBase::Initialize()) != noErr)
             return err;
 
-        updateSampleRate();
-
+        fPlugin.setSampleRate(GetSampleRate());
         fPlugin.activate();
 
         return noErr;
@@ -256,6 +253,8 @@ protected:
         AUEffectBase::Cleanup();
     }
 
+    // -------------------------------------------------------------------
+
     UInt32 SupportedNumChannels(const AUChannelInfo** outInfo) override
     {
         static const AUChannelInfo sChannels[1] = {{ DISTRHO_PLUGIN_NUM_INPUTS, DISTRHO_PLUGIN_NUM_OUTPUTS }};
@@ -266,6 +265,12 @@ protected:
         return 1;
     }
 
+    void SetMaxFramesPerSlice(UInt32 nFrames) override
+    {
+        fPlugin.setBufferSize(nFrames, true);
+        AUEffectBase::SetMaxFramesPerSlice(nFrames);
+    }
+
     // -------------------------------------------------------------------
 
 private:
@@ -320,11 +325,6 @@ private:
         }
     }
 
-    void updateSampleRate()
-    {
-        d_lastSampleRate = GetSampleRate();
-    }
-
     DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(PluginAU)
 };
 
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