Initial community commit

Src/libvp6/include/MP3.hpp

@@ -0,0 +1,109 @@
+#ifndef MP3_HPP
+#define MP3_HPP
+//______________________________________________________________________________
+//
+//  MP3.hpp
+//  
+
+//______________________________________________________________________________
+//
+
+#pragma warning(disable:4786)
+
+#include "mp3header.hpp"
+#include <windows.h>
+#include <string>
+#include <exception>
+#include <iosfwd>
+
+namespace MP3
+{
+
+//______________________________________________________________________________
+//
+
+    typedef __int64 offset_t;
+
+    //--------------------------------------
+    class Exception : public std::exception
+    {
+        public:
+            Exception(DWORD dwMessage);
+            Exception(const char* szMessage);
+            const char* what() const;
+        private:
+            std::string m_strMessage;
+    };
+
+    //--------------------------------------
+    struct Header
+    {
+        unsigned long m_ulChannels;
+        unsigned long m_ulSamplesPerSecond;
+        unsigned long m_ulSamplesPerBlock;
+        unsigned long m_ulBytesPerBlock;
+        unsigned long m_ulBlocks;
+
+        void clear();
+    };
+
+    std::ostream& operator<<(std::ostream& os, const Header& h);
+
+    //--------------------------------------
+    class File
+    {
+    public:
+
+        enum mode_t {in, out, inout};
+
+        File();
+        File(const char* szName, mode_t mode);
+
+        ~File();
+
+        void open(const char* szName, mode_t mode, DWORD dwFlags = 0);
+        void close();
+
+        bool isOpen() const;
+        bool eof() const;
+
+        const char* name() const;
+        mode_t mode() const;
+
+        unsigned long channels() const;
+        unsigned long samplesPerSecond() const;
+        unsigned long samplesPerBlock() const;
+        unsigned long bytesPerBlock() const;
+        unsigned long blocks() const;
+
+        const Header& header() const;
+
+        void read(void* pBuffer, size_t size) const;
+        void write(const void* pBuffer, size_t size);
+
+        void seek(offset_t) const;
+
+    private:
+
+        File(const File& f);  //  Not implemented
+        File& operator=(const File& f);  //  Not implemented
+
+        int readHeader();
+
+        offset_t size() const;
+        offset_t tell() const;
+
+        HANDLE m_handle;
+
+        std::string m_strName;
+        mode_t m_mode;
+
+        Header m_header;
+
+        offset_t m_fileSize;
+        offset_t m_fileOffset;
+    };
+
+}  //  namespace MP3
+
+#endif  //  MP3_HPP