Initial community commit

Src/libvp6/include/WAV.hpp

@@ -0,0 +1,130 @@
+#ifndef WAV_HPP
+#define WAV_HPP
+
+#include "FourCC.hpp"
+#include <io.h>
+#include <exception>
+#include <string>
+#include <iosfwd>
+#include <vector>
+
+
+namespace WAV
+{
+    class FileError : public exception
+    {
+    public:
+        explicit FileError(const char* message);
+        const char* what() const;
+    private:
+        const std::string message;
+    };
+
+
+    struct Format
+    {
+        unsigned short formatTag;
+        unsigned short nChannels;
+        unsigned long samplesPerSec;
+        unsigned long avgBytesPerSec;
+        unsigned short blockAlign;
+        unsigned short bitsPerSample;
+
+        typedef std::vector<unsigned char> ByteArray;
+        ByteArray extra;
+    };
+
+    std::ostream& operator<<(std::ostream&, const Format&);
+    
+    typedef __int64 offset_t;
+
+
+    class File
+    {
+    public:
+
+        enum mode_t { in, out, inout };
+
+        File();
+        File(const char* name, mode_t mode);
+
+        ~File();
+
+        void open(const char* name, mode_t mode);
+        void close();
+
+        bool isOpen() const;
+        bool eof() const;
+
+        //size_t sampleNum() const;
+        //size_t sampleCount() const;
+
+        //void seekSample(size_t sampleNum) const;
+
+        offset_t offset() const;
+        void seekOffset(offset_t) const;
+
+        size_t read(void* buffer, size_t size) const;
+        void write(const void* buffer, size_t size);
+
+        mode_t mode() const;
+        const char* name() const;
+
+        const Format& format() const;
+        Format& format();
+
+        void seekFormat() const;
+
+        //void readFormat() const;
+        void readFormatChunk() const;
+
+        void readFactChunk() const;
+
+        void setFactSize(size_t);
+        size_t factSize() const;
+
+        void seekFact() const;
+
+        void writeFact(const void*, size_t);
+        void readFact(void* buffer, size_t size) const;
+
+        void writeFormat();
+        void writeFormatChunk();
+
+        size_t dataSize() const;
+
+    private:
+
+        File(const File&);
+        File& operator=(const File&);
+
+        void init();
+
+        void seek(__int64, int) const;
+
+        const FourCC queryId() const;
+        const FourCC readId() const;
+
+        void writeId(const char* id);
+
+        void writeSize(size_t size);
+        size_t readSize() const;
+
+        int handle_;
+
+        __int64 dataPosn;
+        size_t m_dataSize;
+
+        //size_t m_sampleCount;
+
+        char name_[_MAX_PATH];
+        mode_t mode_;
+
+        mutable Format format_;
+
+        mutable size_t m_factSize;
+    };    
+
+}
+
+#endif