alaw.h

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// ALAW.H
//
// Class for handling Alaw conversions
//
#if !defined(ALAW_H__)
#define ALAW_H__

class Alaw
        {
  public:
        static void conv_u8bit_alaw(unsigned char *src_ptr, unsigned char *dst_ptr, size_t size);
        static void conv_s8bit_alaw(unsigned char *src_ptr, unsigned char *dst_ptr, size_t size);
        static void conv_s16bit_alaw(unsigned short *src_ptr, unsigned char *dst_ptr, size_t size);
        static void conv_u16bit_alaw(unsigned short *src_ptr, unsigned char *dst_ptr, size_t size);
  private:
        static inline unsigned char linear2alaw(int pcm_val);
        static inline int search(int val, const short *table, int size);
        };

#endif // ALAW_H__

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