SpeexStereoState: Handling Speex stereo files


Classes

struct  SpeexStereoState

Defines

#define SPEEX_STEREO_STATE_INIT   {1,.5,1,1,0,0}

Functions

SpeexStereoStatespeex_stereo_state_init ()
void speex_stereo_state_reset (SpeexStereoState *stereo)
void speex_stereo_state_destroy (SpeexStereoState *stereo)
void speex_encode_stereo (float *data, int frame_size, SpeexBits *bits)
void speex_encode_stereo_int (spx_int16_t *data, int frame_size, SpeexBits *bits)
void speex_decode_stereo (float *data, int frame_size, SpeexStereoState *stereo)
void speex_decode_stereo_int (spx_int16_t *data, int frame_size, SpeexStereoState *stereo)
int speex_std_stereo_request_handler (SpeexBits *bits, void *state, void *data)

Detailed Description

This describes the Speex intensity stereo encoding/decoding

Define Documentation

#define SPEEX_STEREO_STATE_INIT   {1,.5,1,1,0,0}

Deprecated. Use speex_stereo_state_init() instead.


Function Documentation

void speex_decode_stereo ( float *  data,
int  frame_size,
SpeexStereoState stereo 
)

Transforms a mono frame into a stereo frame using intensity stereo info

void speex_decode_stereo_int ( spx_int16_t *  data,
int  frame_size,
SpeexStereoState stereo 
)

Transforms a mono frame into a stereo frame using intensity stereo info

void speex_encode_stereo ( float *  data,
int  frame_size,
SpeexBits bits 
)

Transforms a stereo frame into a mono frame and stores intensity stereo info in 'bits'

void speex_encode_stereo_int ( spx_int16_t *  data,
int  frame_size,
SpeexBits bits 
)

Transforms a stereo frame into a mono frame and stores intensity stereo info in 'bits'

int speex_std_stereo_request_handler ( SpeexBits bits,
void *  state,
void *  data 
)

Callback handler for intensity stereo info

void speex_stereo_state_destroy ( SpeexStereoState stereo  ) 

Destroy a stereo stereo state

SpeexStereoState* speex_stereo_state_init (  ) 

Initialise/create a stereo stereo state

void speex_stereo_state_reset ( SpeexStereoState stereo  ) 

Reset/re-initialise an already allocated stereo state


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