82 lines
1.6 KiB
C
82 lines
1.6 KiB
C
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/*
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* ===================================================================
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* TS 26.104
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* REL-5 V5.4.0 2004-03
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* REL-6 V6.1.0 2004-03
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* 3GPP AMR Floating-point Speech Codec
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* ===================================================================
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*
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*/
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/*
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* sp_enc.h
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*
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*
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* Project:
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* AMR Floating-Point Codec
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*
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* Contains:
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* Defines interface to AMR encoder
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*
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*/
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#ifndef _SP_DEC_H_
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#define _SP_DEC_H_
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/*
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* definition of enumerated types
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*/
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/*
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* definition of modes for decoder
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*/
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enum Mode { MR475 = 0,
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MR515,
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MR59,
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MR67,
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MR74,
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MR795,
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MR102,
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MR122,
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MRDTX,
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N_MODES /* number of (SPC) modes */
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};
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/* Declaration recieved frame types */
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enum RXFrameType { RX_SPEECH_GOOD = 0,
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RX_SPEECH_DEGRADED,
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RX_ONSET,
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RX_SPEECH_BAD,
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RX_SID_FIRST,
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RX_SID_UPDATE,
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RX_SID_BAD,
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RX_NO_DATA,
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RX_N_FRAMETYPES /* number of frame types */
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};
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/*
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* Function prototypes
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*/
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/*
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* initialize one instance of the speech decoder
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*/
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void* Speech_Decode_Frame_init ();
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/*
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* free status struct
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*/
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void Speech_Decode_Frame_exit (void **st);
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/*
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* Decodes one frame from encoded parameters
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*/
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void Speech_Decode_Frame (void *st, enum Mode mode, short *serial,
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enum RXFrameType frame_type, short *synth);
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/*
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* reset speech decoder
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*/
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int Speech_Decode_Frame_reset (void **st);
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#endif
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