diff --git a/src/AvTranscoder/avTranscoder.i b/src/AvTranscoder/avTranscoder.i
index 8d463428..c394ed13 100644
--- a/src/AvTranscoder/avTranscoder.i
+++ b/src/AvTranscoder/avTranscoder.i
@@ -13,6 +13,7 @@
 %include "AvTranscoder/swig/avMediaType.i"
 %include "AvTranscoder/swig/avRational.i"
 %include "AvTranscoder/swig/avLogLevel.i"
+%include "AvTranscoder/swig/avOperator.i"
 
 %{
 #include <AvTranscoder/Library.hpp>
diff --git a/src/AvTranscoder/codec/ICodec.cpp b/src/AvTranscoder/codec/ICodec.cpp
index e1a5949f..7cc51efa 100644
--- a/src/AvTranscoder/codec/ICodec.cpp
+++ b/src/AvTranscoder/codec/ICodec.cpp
@@ -51,7 +51,7 @@ ICodec::~ICodec()
 	_avCodecContext = NULL;
 }
 
-void ICodec::open()
+void ICodec::openCodec()
 {
 	if( ! _avCodecContext )
 		throw std::runtime_error( "unable to open a codec with no codec context" );
diff --git a/src/AvTranscoder/codec/ICodec.hpp b/src/AvTranscoder/codec/ICodec.hpp
index 60add8bb..d1257bf8 100644
--- a/src/AvTranscoder/codec/ICodec.hpp
+++ b/src/AvTranscoder/codec/ICodec.hpp
@@ -36,7 +36,7 @@ class AvExport ICodec
 	virtual ~ICodec() = 0;
 
 	/// Initialize the codec context.
-	void open();
+	void openCodec();
 
 	std::string getCodecName() const;
 	AVCodecID getCodecId() const;
diff --git a/src/AvTranscoder/decoder/AudioDecoder.cpp b/src/AvTranscoder/decoder/AudioDecoder.cpp
index 21e91d16..fe6391e2 100644
--- a/src/AvTranscoder/decoder/AudioDecoder.cpp
+++ b/src/AvTranscoder/decoder/AudioDecoder.cpp
@@ -52,7 +52,7 @@ AudioDecoder::~AudioDecoder()
 
 void AudioDecoder::setup()
 {
-	_inputStream->getAudioCodec().open();
+	_inputStream->getAudioCodec().openCodec();
 }
 
 bool AudioDecoder::decodeNextFrame( Frame& frameBuffer )
diff --git a/src/AvTranscoder/decoder/VideoDecoder.cpp b/src/AvTranscoder/decoder/VideoDecoder.cpp
index 8e8b4543..b551a334 100644
--- a/src/AvTranscoder/decoder/VideoDecoder.cpp
+++ b/src/AvTranscoder/decoder/VideoDecoder.cpp
@@ -50,7 +50,7 @@ VideoDecoder::~VideoDecoder()
 
 void VideoDecoder::setup()
 {
-	_inputStream->getVideoCodec().open();
+	_inputStream->getVideoCodec().openCodec();
 }
 
 bool VideoDecoder::decodeNextFrame( Frame& frameBuffer )
diff --git a/src/AvTranscoder/encoder/AudioEncoder.cpp b/src/AvTranscoder/encoder/AudioEncoder.cpp
index bb3d6acb..c10fbd4c 100644
--- a/src/AvTranscoder/encoder/AudioEncoder.cpp
+++ b/src/AvTranscoder/encoder/AudioEncoder.cpp
@@ -37,7 +37,7 @@ AudioEncoder::~AudioEncoder()
 
 void AudioEncoder::setup()
 {
-	_codec.open();
+	_codec.openCodec();
 }
 
 bool AudioEncoder::encodeFrame( const Frame& sourceFrame, Frame& codedFrame )
diff --git a/src/AvTranscoder/encoder/VideoEncoder.cpp b/src/AvTranscoder/encoder/VideoEncoder.cpp
index 1b462417..d0bd0064 100644
--- a/src/AvTranscoder/encoder/VideoEncoder.cpp
+++ b/src/AvTranscoder/encoder/VideoEncoder.cpp
@@ -38,7 +38,7 @@ VideoEncoder::~VideoEncoder()
 
 void VideoEncoder::setup()
 {
-	_codec.open();
+	_codec.openCodec();
 }
 
 
diff --git a/src/AvTranscoder/frame/Frame.hpp b/src/AvTranscoder/frame/Frame.hpp
index 432818cd..2814a3a9 100644
--- a/src/AvTranscoder/frame/Frame.hpp
+++ b/src/AvTranscoder/frame/Frame.hpp
@@ -19,8 +19,10 @@ class AvExport Frame
 	/// Create a frame with a the given buffer size
 	Frame( const size_t dataSize );
 
+#ifndef SWIG
 	/// Create a frame from the given AVPAcket (copy data of given packet)
 	Frame( const AVPacket& avPacket );
+#endif
 
 	/// Override copy constructor in order to copy AVPacket data
 	Frame( const Frame& other );
@@ -52,11 +54,11 @@ class AvExport Frame
 	/// Clear existing data and set size to 0
 	void clear();
 
-	AVPacket& getAVPacket() { return _packet; }
 	unsigned char* getData() { return _packet.data; }
 	size_t getSize() const { return _packet.size; }
 
 #ifndef SWIG
+	AVPacket& getAVPacket() { return _packet; }
 	const AVPacket& getAVPacket() const { return _packet; }
 	const unsigned char* getData() const { return _packet.data; }
 #endif
diff --git a/src/AvTranscoder/swig/avOperator.i b/src/AvTranscoder/swig/avOperator.i
new file mode 100644
index 00000000..215e3652
--- /dev/null
+++ b/src/AvTranscoder/swig/avOperator.i
@@ -0,0 +1,7 @@
+#if SWIGPYTHON
+    %rename(__assign__) *::operator=;
+#endif
+
+#if SWIGJAVA
+    %rename(clone) *::operator=;
+#endif
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 2e4ce98b..d0af291e 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -76,6 +76,9 @@ if(SWIG_FOUND)
 	set(AVTRANSCODER_BINDING_FILE "AvTranscoder/avTranscoder.i")
 	set_source_files_properties(${AVTRANSCODER_BINDING_FILE} PROPERTIES CPLUSPLUS ON)
 
+	# Swig flags
+        set(CMAKE_SWIG_FLAGS -c++ -fcompact -small -O -Werror)
+
 	### PYTHON BINDING
 	if(AVTRANSCODER_DISABLE_PYTHON_BINDING)
 		message("PYTHON binding disabled, will not build python binding.")
@@ -84,9 +87,6 @@ if(SWIG_FOUND)
 		if(PYTHONLIBS_FOUND)
 			include_directories(${PYTHON_INCLUDE_PATH})
 
-			# Swig flags
-			set(CMAKE_SWIG_FLAGS -c++ -fcompact)
-
 			# Create '_avtranscoder' shared lib (python)
 			swig_add_module(avtranscoder-py python ${AVTRANSCODER_BINDING_FILE})
 			# For Python binding, need to compile the wrapper into a lib called "_<module_name>.so"
@@ -131,7 +131,7 @@ if(SWIG_FOUND)
 			include_directories(${JNI_INCLUDE_DIRS})
 
 			# Swig flags
-			set(CMAKE_SWIG_FLAGS -c++ -fcompact -package org.avtranscoder)
+			set(CMAKE_SWIG_FLAGS ${CMAKE_SWIG_FLAGS} -package org.avtranscoder)
 
 			# Create 'avtranscoder-java' shared lib
 			swig_add_module(avtranscoder-java java ${AVTRANSCODER_BINDING_FILE})