Misc fixing

source/backend/engine/CarlaEngine.cpp

@@ -1248,7 +1248,7 @@ bool CarlaEngine::loadFilename(const char* const filename)
         if (addPlugin(PLUGIN_INTERNAL, nullptr, baseName, "audiofile"))
         {
             if (CarlaPlugin* const plugin = getPlugin(kData->curPluginCount-1))
-                plugin->setCustomData(CUSTOM_DATA_STRING, "file00", filename, true);
+                plugin->setCustomData(CUSTOM_DATA_STRING, "file", filename, true);
             return true;
         }
         return false;
@@ -1266,7 +1266,7 @@ bool CarlaEngine::loadFilename(const char* const filename)
         if (addPlugin(PLUGIN_INTERNAL, nullptr, baseName, "audiofile"))
         {
             if (CarlaPlugin* const plugin = getPlugin(kData->curPluginCount-1))
-                plugin->setCustomData(CUSTOM_DATA_STRING, "file00", filename, true);
+                plugin->setCustomData(CUSTOM_DATA_STRING, "file", filename, true);
             return true;
         }
         return false;

source/backend/native/audio-base.hpp

@@ -53,7 +53,7 @@ struct AudioFilePool {
         CARLA_ASSERT(startFrame == 0);
         CARLA_ASSERT(size == 0);
 
-        size = sampleRate * 6;
+        size = sampleRate * 2;
 
         buffer[0] = new float[size];
         buffer[1] = new float[size];