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/** Set quality value */
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#define SPEEX_SET_QUALITY 4
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/** Get current quality setting */
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#define SPEEX_GET_QUALITY 5
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/* #define SPEEX_GET_QUALITY 5 -- Doesn't make much sense, does it? */
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/** Set sub-mode to use */
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#define SPEEX_SET_MODE 6
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/** Get current bit-rate used by the encoder or decoder */
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#define SPEEX_GET_BITRATE 19
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/**Define a handler function for in-band Speex request*/
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/** Define a handler function for in-band Speex request*/
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#define SPEEX_SET_HANDLER 20
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/**Define a handler function for in-band user-defined request*/
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/** Define a handler function for in-band user-defined request*/
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#define SPEEX_SET_USER_HANDLER 22
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/** Set sampling rate used in bit-rate computation */
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/** Set submode encoding in each frame (1 for yes, 0 for no, setting to no breaks the standard) */
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#define SPEEX_SET_SUBMODE_ENCODING 36
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/** Get submode encoding in each frame */
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#define SPEEX_GET_SUBMODE_ENCODING 37
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/*#define SPEEX_SET_SUBMODE_ENCODING 38*/
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/*#define SPEEX_SET_LOOKAHEAD 38*/
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/** Returns the lookahead used by Speex */
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#define SPEEX_GET_LOOKAHEAD 39
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/** Sets tuning for packet-loss concealment (expected loss rate) */
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#define SPEEX_SET_PLC_TUNING 40
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/** Gets tuning for PLC */
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#define SPEEX_GET_PLC_TUNING 41
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/* Used internally, not to be used in applications */
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/** Used internally*/
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/** Get major Speex version */
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#define SPEEX_LIB_GET_MAJOR_VERSION 1
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/** Get minor Speex version */
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#define SPEEX_LIB_GET_MINOR_VERSION 3
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/** Get micro Speex version */
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#define SPEEX_LIB_GET_MICRO_VERSION 5
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/** Get extra Speex version */
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#define SPEEX_LIB_GET_EXTRA_VERSION 7
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/** Get Speex version string */
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#define SPEEX_LIB_GET_VERSION_STRING 9
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/*#define SPEEX_LIB_SET_ALLOC_FUNC 10
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/** Uses an existing encoder state to encode one frame of speech pointed to by
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"in". The encoded bit-stream is saved in "bits".
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@param state Encoder state
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@param in Frame that will be encoded with a +-2^16 range
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@param in Frame that will be encoded with a +-2^15 range
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@param bits Bit-stream where the data will be written
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@return 0 if frame needs not be transmitted (DTX only), 1 otherwise
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int speex_encode(void *state, float *in, SpeexBits *bits);
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/** Uses an existing encoder state to encode one frame of speech pointed to by
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"in". The encoded bit-stream is saved in "bits".
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@param state Encoder state
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@param in Frame that will be encoded with a +-2^16 range
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@param in Frame that will be encoded with a +-2^15 range
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@param bits Bit-stream where the data will be written
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@return 0 if frame needs not be transmitted (DTX only), 1 otherwise
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int speex_encode_int(void *state, short *in, SpeexBits *bits);
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int speex_encode_int(void *state, spx_int16_t *in, SpeexBits *bits);
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/** Used like the ioctl function to control the encoder parameters
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* @param state Encoder state
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* @param request ioctl-type request (one of the SPEEX_* macros)
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* @param ptr Data exchanged to-from function
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* @return 0 if frame needs not be transmitted (DTX only), 1 otherwise
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* @return 0 if no error, -1 if request in unknown
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int speex_encoder_ctl(void *state, int request, void *ptr);
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* @param state Decoder state
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* @param bits Bit-stream from which to decode the frame (NULL if the packet was lost)
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* @param out Where to write the decoded frame
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* @return return status (0 for no error, -1 for end of stream, -2 other)
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* @return return status (0 for no error, -1 for end of stream, -2 corrupt stream)
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int speex_decode(void *state, SpeexBits *bits, float *out);
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* @param state Decoder state
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* @param bits Bit-stream from which to decode the frame (NULL if the packet was lost)
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* @param out Where to write the decoded frame
347
* @return return status (0 for no error, -1 for end of stream, -2 other)
364
* @return return status (0 for no error, -1 for end of stream, -2 corrupt stream)
349
int speex_decode_int(void *state, SpeexBits *bits, short *out);
366
int speex_decode_int(void *state, SpeexBits *bits, spx_int16_t *out);
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/** Used like the ioctl function to control the encoder parameters
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* @param state Decoder state
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* @param request ioctl-type request (one of the SPEEX_* macros)
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* @param ptr Data exchanged to-from function
356
* @return 0 for no error, 1 if a terminator is reached, 2 for another error
373
* @return 0 if no error, -1 if request in unknown
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int speex_decoder_ctl(void *state, int request, void *ptr);
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/** List of all modes available */
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extern const SpeexMode *speex_mode_list[SPEEX_NB_MODES];
407
extern const SpeexMode * const speex_mode_list[SPEEX_NB_MODES];
409
/** Obtain one of the modes available */
410
const SpeexMode * speex_lib_get_mode (int mode);
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#ifdef __cplusplus
added
removed
include/speex/speex.h
