Added const reference params if possible, removed less 16 size

src/core/file_format/playgo_chunk.cpp

@@ -60,7 +60,7 @@ bool PlaygoFile::LoadChunks(const Common::FS::IOFile& file) {
     return false;
 }
 
-bool PlaygoFile::load_chunk_data(const Common::FS::IOFile& file, const chunk_t& chunk,
+bool PlaygoFile::load_chunk_data(const Common::FS::IOFile& file, const chunk_t chunk,
                                  std::string& data) {
     if (file.IsOpen()) {
         if (file.Seek(chunk.offset)) {

src/core/file_format/playgo_chunk.h

@@ -123,7 +123,7 @@ public:
     }
 
 private:
-    bool load_chunk_data(const Common::FS::IOFile& file, const chunk_t& chunk, std::string& data);
+    bool load_chunk_data(const Common::FS::IOFile& file, const chunk_t chunk, std::string& data);
 
 private:
     PlaygoHeader playgoHeader;

src/core/file_format/psf.cpp

@@ -9,7 +9,7 @@ PSF::PSF() = default;
 
 PSF::~PSF() = default;
 
-bool PSF::open(const std::string& filepath, std::vector<u8> psfBuffer) {
+bool PSF::open(const std::string& filepath, const std::vector<u8>& psfBuffer) {
     if (!psfBuffer.empty()) {
         psf.resize(psfBuffer.size());
         psf = psfBuffer;

src/core/file_format/psf.h

@@ -35,7 +35,7 @@ public:
     PSF();
     ~PSF();
 
-    bool open(const std::string& filepath, std::vector<u8> psfBuffer);
+    bool open(const std::string& filepath, const std::vector<u8>& psfBuffer);
 
     std::string GetString(const std::string& key);
     u32 GetInteger(const std::string& key);

src/core/libraries/avplayer/avplayer_source.cpp

@@ -82,7 +82,7 @@ static s32 CodecTypeToStreamType(AVMediaType codec_type) {
     }
 }
 
-static f32 AVRationalToF32(const AVRational& rational) {
+static f32 AVRationalToF32(const AVRational rational) {
     return f32(rational.num) / rational.den;
 }