Code changes for compatibility with JUCE 6.x

- Replace all juce::CriticalSection with std::recursive_mutex
- Replace all juce::AudioSampleBuffer with juce::AudioBuffer<float>
- Eliminate implicit reliance on 'using namespace juce;'
- Replace OpenShotAudio.h includes with targeted juce modules

src/effects/Mask.cpp

@@ -11,12 +11,17 @@
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
 #include "Mask.h"
+
 #include "Exceptions.h"
+
+#include "ReaderBase.h"
+#include "ChunkReader.h"
 #include "FFmpegReader.h"
+#include "QtImageReader.h"
+
 #ifdef USE_IMAGEMAGICK
 	#include "ImageReader.h"
 #endif
-#include "ReaderBase.h"
 
 using namespace openshot;
 

src/effects/ObjectDetection.h

@@ -18,7 +18,7 @@
 
 #include <memory>
 
-#include <opencv2/opencv.hpp>
+#include "OpenCVUtilities.h"
 
 #include "Json.h"
 #include "KeyFrame.h"