RageSoundReader_WAV.h

/* RageSoundReader_WAV - WAV reader. */
 
#ifndef RAGE_SOUND_READER_WAV_H
#define RAGE_SOUND_READER_WAV_H
 
#include "RageUtil/File/RageFile.h"
#include "RageSoundReader_FileReader.h"
 
struct WavReader;
 
std::string
ReadString(RageFileBasic& f, int iSize, std::string& sError);
 
class RageSoundReader_WAV : public RageSoundReader_FileReader
{
  public:
    OpenResult Open(RageFileBasic* pFile) override;
    void Close();
    int GetLength() const override;
    int SetPosition(int iFrame) override;
    int Read(float* pBuf, int iFrames) override;
    int GetSampleRate() const override { return m_WavData.m_iSampleRate; }
    unsigned GetNumChannels() const override { return m_WavData.m_iChannels; }
    int GetNextSourceFrame() const override;
    RageSoundReader_WAV();
    ~RageSoundReader_WAV() override;
    RageSoundReader_WAV(
      const RageSoundReader_WAV&); /* not defined; don't use */
    RageSoundReader_WAV* Copy() const override;
 
    struct WavData
    {
        int32_t m_iDataChunkPos = 0, m_iDataChunkSize = 0, m_iExtraFmtPos = 0,
                m_iSampleRate = 0, m_iFormatTag = 0;
        int16_t m_iChannels = 0, m_iBitsPerSample = 0, m_iBlockAlign = 0,
                m_iExtraFmtBytes = 0;
    };
 
  private:
    WavData m_WavData;
 
    WavReader* m_pImpl;
};
 
#endif