nb_celp.h File Reference

Narrowband CELP encoder/decoder. More...

#include "modes.h"
#include <speex/speex_bits.h>
#include <speex/speex_callbacks.h>
#include "vbr.h"
#include "filters.h"

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Typedefs
typedef EncState	EncState
typedef DecState	DecState
Functions
void *	nb_encoder_init (const SpeexMode *m)
void	nb_encoder_destroy (void *state)
int	nb_encode (void *state, void *in, SpeexBits *bits)
void *	nb_decoder_init (const SpeexMode *m)
void	nb_decoder_destroy (void *state)
int	nb_decode (void *state, SpeexBits *bits, void *out)
int	nb_encoder_ctl (void *state, int request, void *ptr)
int	nb_decoder_ctl (void *state, int request, void *ptr)

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Detailed Description

Narrowband CELP encoder/decoder.

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Typedef Documentation

typedef struct DecState DecState

Structure representing the full state of the narrowband decoder

typedef struct EncState EncState

Structure representing the full state of the narrowband encoder

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Function Documentation

int nb_decode (  void *  state, SpeexBits *  bits, void *  out )

Decodes one frame

int nb_decoder_ctl (  void *  state, int  request, void *  ptr )

ioctl-like function for controlling a narrowband decoder

void nb_decoder_destroy (  void *  state  )

De-allocates decoder state resources

void* nb_decoder_init (  const SpeexMode *  m  )

Initializes decoder state

int nb_encode (  void *  state, void *  in, SpeexBits *  bits )

Encodes one frame

int nb_encoder_ctl (  void *  state, int  request, void *  ptr )

ioctl-like function for controlling a narrowband encoder

void nb_encoder_destroy (  void *  state  )

De-allocates encoder state resources

void* nb_encoder_init (  const SpeexMode *  m  )

Initializes encoder state

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