From 004966d15495a45e839dad2dc6f10f6b286bc289 Mon Sep 17 00:00:00 2001
From: falkTX <falktx@gmail.com>
Date: Sat, 16 Jul 2011 09:03:23 +0100
Subject: [PATCH] Basic LV2 activate and deactivate

---
 .../audio/plugin_client/LV2/juce_LV2_Wrapper.cpp   | 28 ++++++++++++++++++----
 1 file changed, 24 insertions(+), 4 deletions(-)

diff --git a/juce/source/src/audio/plugin_client/LV2/juce_LV2_Wrapper.cpp b/juce/source/src/audio/plugin_client/LV2/juce_LV2_Wrapper.cpp
index 07f7c73..d75ff8f 100644
--- a/juce/source/src/audio/plugin_client/LV2/juce_LV2_Wrapper.cpp
+++ b/juce/source/src/audio/plugin_client/LV2/juce_LV2_Wrapper.cpp
@@ -65,10 +65,13 @@ public:
         printf("JuceLV2Wrapper()\n");
         filter = createPluginFilter();
 
+        filter->setPlayConfigDetails(JucePlugin_MaxNumInputChannels, JucePlugin_MaxNumOutputChannels, 0, 0);
+
         descriptor = _descriptor;
         //features = _features;
 
         sample_rate = _sample_rate;
+        buffer_size = 512;
         port_count = 0;
 
 #if JucePlugin_WantsMidiInput
@@ -158,6 +161,21 @@ public:
 
     void do_activate()
     {
+        if (filter != nullptr) {
+            filter->setNonRealtime(false);
+            filter->setPlayConfigDetails(JucePlugin_MaxNumInputChannels, JucePlugin_MaxNumOutputChannels, sample_rate, buffer_size);
+            filter->prepareToPlay(sample_rate, buffer_size);
+
+#if JucePlugin_WantsMidiInput || JucePlugin_ProducesMidiOutput
+            midi_buffer.ensureSize(2048);
+            midi_buffer.clear();
+#endif
+
+#if JucePlugin_ProducesMidiOutput
+            //outgoingEvents.ensureSize (512);
+#endif
+
+        }
 #if 0
         wrapper->filter->setNonRealtime(false);
         wrapper->filter->setPlayConfigDetails(JucePlugin_MaxNumInputChannels, JucePlugin_MaxNumOutputChannels, wrapper->sample_rate, block_size);
@@ -202,10 +220,11 @@ public:
 
     void do_deactivate()
     {
-#if 0
-        wrapper->filter->releaseResources();
-        wrapper->midi_buffer.clear();
-#endif
+        if (filter != nullptr)
+        {
+            filter->releaseResources();
+            //outgoingEvents.freeEvents();
+        }
     }
 
 private:
@@ -213,6 +232,7 @@ private:
     const LV2_Descriptor* descriptor;
 
     double sample_rate;
+    int buffer_size;
     uint32_t port_count;
 
 #if JucePlugin_WantsMidiInput
-- 
2.11.4.GIT