gsmhr-codec-ref: homing.c annotate

author	Mychaela Falconia <falcon@freecalypso.org>
date	Fri, 14 Jun 2024 23:27:16 +0000
parents
children

rev	line source
0 9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1 /**************************************************************************
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	2 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	3 * File Name: homing.c
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	4 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	5 * Purpose:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	6 * This file contains the following functions:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	7 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	8 * decoderHomingFrameTest() - checks if a frame of input speech
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	9 * parameters matches the Decoder Homing
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	10 * Frame pattern.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	11 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	12 * decoderReset() - called by resetDec() to reset all of the state
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	13 * variables for the decoder
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	14 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	15 * encoderHomingFrameTest() - checks if a frame of input samples
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	16 * matches the Encoder Homing Frame pattern.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	17 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	18 * encoderReset() - called by resetEnc() to reset all the state
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	19 * variables for the encoder.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	20 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	21 * resetDec() - calls functions to reset the state variables for the
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	22 * decoder, and for the receive DTX and Comfort Noise.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	23 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	24 * resetEnc() - calls functions to reset the state variables for the
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	25 * encoder and VAD, and for the transmit DTX and
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	26 * Comfort Noise.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	27 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	28 * dtxResetTx() - called by resetEnc() to reset all of the transmit
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	29 * DTX and Comfort Noise state variables
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	30 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	31 * dtxResetRx() - called by resetDec() to reset all of the receive
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	32 * DTX and Comfort Noise state variables
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	33 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	34 **************************************************************************/
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	35
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	36 /*_________________________________________________________________________
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	37 \| \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	38 \| Include Files \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	39 \|_________________________________________________________________________\|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	40 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	41
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	42 #include "typedefs.h"
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	43 #include "vad.h"
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	44 #include "dtx.h"
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	45 #include "homing.h"
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	46
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	47 /*_________________________________________________________________________
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	48 \| \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	49 \| Local Defines \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	50 \|_________________________________________________________________________\|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	51 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	52
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	53 #define EHF_MASK 0x0008 /* Encoder Homing Frame pattern */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	54 #define LMAX 142 /* largest lag (integer sense) */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	55 #define CG_INT_MACS 6 /* Number of multiply-accumulates in
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	56 * one interpolation */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	57 #define NUM_CLOSED 3 /* maximum number of lags searched */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	58 #define LPCSTARTINDEX 25 /* where the LPC analysis window
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	59 * starts */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	60 #define INBUFFSZ LPCSTARTINDEX + A_LEN /* input buffer size */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	61
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	62
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	63 #define LTP_LEN 147 /* maximum ltp lag */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	64 #define LSMAX (LMAX + CG_INT_MACS/2)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	65 #define HNW_BUFF_LEN LSMAX
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	66
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	67
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	68 /***************************************************************************
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	69 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	70 * FUNCTION NAME: decoderHomingFrameTest
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	71 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	72 * PURPOSE:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	73 * Checks if a frame of input speech parameters matches the Decoder
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	74 * Homing Frame pattern, which is:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	75 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	76 * parameter decimal value hexidecimal value
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	77 * --------- ------------- -----------------
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	78 * R0 0 0x0000
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	79 * LPC1 881 0x0371
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	80 * LPC2 350 0x015E
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	81 * LPC3 195 0x00c3
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	82 * INT_LPC 1 0x0001
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	83 * MODE 0 0x0000
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	84 * CODE1_1 71 0x0047
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	85 * CODE2_1 74 0x004a
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	86 * GSP0_1 0 0x0000
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	87 * CODE1_2 9 0x0009
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	88 * CODE2_2 38 0x0026
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	89 * GSP0_2 7 0x0007
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	90 * CODE1_3 0 0x0000
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	91 * CODE2_3 0 0x0000
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	92 * GSP0_3 0 0x0000
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	93 * CODE1_4 0 0x0000
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	94 * CODE2_4 0 0x0000
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	95 * GSP0_4 0 0x0000
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	96 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	97 * INPUT:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	98 * pswSpeechPara[] - one frame of speech parameters
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	99 * in decoder input format
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	100 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	101 * iLastPara - the number of consecutive parameters in
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	102 * pswSpeechPara[] to match.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	103 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	104 * OUTPUT:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	105 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	106 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	107 * RETURN:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	108 * 0 input frame does not match the Decoder Homing Frame pattern.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	109 * 1 input frame matches the Decoder Homing Frame pattern.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	110 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	111 * REFERENCES: Sub-clause 10 of GSM Recomendation 06.02
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	112 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	113 * KEYWORDS:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	114 * pswSpeechPara
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	115 **************************************************************************/
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	116
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	117 int decoderHomingFrameTest(Shortword pswSpeechPara[], int iLastPara)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	118 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	119 /* the n[] array contains the number of bits in each speech parameter */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	120 static int n[] = {5, 11, 9, 8, 1, 2, 7, 7, 5, 7, 7, 5, 7, 7, 5, 7, 7, 5};
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	121
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	122 static Shortword dhf_mask[] =
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	123 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	124 0x0000, /* R0 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	125 0x0371, /* LPC1 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	126 0x015E, /* LPC2 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	127 0x00c3, /* LPC3 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	128 0x0001, /* INT_LPC */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	129 0x0000, /* MODE */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	130 0x0047, /* CODE1_1 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	131 0x004a, /* CODE2_1 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	132 0x0000, /* GSP0_1 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	133 0x0009, /* CODE1_2 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	134 0x0026, /* CODE2_2 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	135 0x0007, /* GSP0_2 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	136 0x0000, /* CODE1_3 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	137 0x0000, /* CODE2_3 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	138 0x0000, /* GSP0_3 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	139 0x0000, /* CODE1_4 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	140 0x0000, /* CODE2_4 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	141 0x0000 /* GSP0_4 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	142 };
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	143
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	144 int i;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	145 int j;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	146
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	147 for (i = 0; i < iLastPara; i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	148 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	149 j = ((pswSpeechPara[i] & ~(~0 << n[i])) ^ dhf_mask[i]);
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	150 if (j)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	151 break;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	152 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	153
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	154 return !j;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	155 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	156
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	157
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	158 /***************************************************************************
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	159 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	160 * FUNCTION NAME: decoderReset
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	161 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	162 * PURPOSE:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	163 * resets all of the state variables for the decoder
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	164 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	165 * INPUT:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	166 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	167 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	168 * OUTPUT:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	169 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	170 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	171 * RETURN:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	172 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	173 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	174 * REFERENCES: Sub-clause 10 of GSM Recomendation 06.02
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	175 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	176 * KEYWORDS:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	177 **************************************************************************/
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	178
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	179 void decoderReset(void)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	180 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	181 /*_________________________________________________________________________
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	182 \| \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	183 \| External declarations for decoder variables which need to be reset \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	184 \|_________________________________________________________________________\|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	185 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	186
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	187 /* variables defined in sp_dec.c */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	188 /* ----------------------------- */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	189
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	190 extern Shortword gswPostFiltAgcGain,
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	191 gpswPostFiltStateNum[NP],
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	192 gpswPostFiltStateDenom[NP],
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	193 swPostEmphasisState,
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	194 pswSynthFiltState[NP],
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	195 pswOldFrmKsDec[NP],
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	196 pswOldFrmAsDec[NP],
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	197 pswOldFrmPFNum[NP],
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	198 pswOldFrmPFDenom[NP],
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	199 swOldR0Dec,
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	200 pswLtpStateBaseDec[LTP_LEN + S_LEN],
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	201 pswPPreState[LTP_LEN + S_LEN];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	202
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	203 extern Shortword swMuteFlagOld; /* error concealment */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	204
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	205
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	206 /* variables defined in err_conc.c // error concealment */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	207 /* ------------------------------- // error concealment */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	208
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	209 extern Longword plSubfrEnergyMem[4]; /* error concealment */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	210 extern Shortword swLevelMem[4],
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	211 lastR0, /* error concealment */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	212 pswLastGood[18], /* error concealment */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	213 swState,
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	214 swLastFlag; /* error concealment */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	215
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	216 /*_________________________________________________________________________
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	217 \| \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	218 \| Automatic Variables \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	219 \|_________________________________________________________________________\|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	220 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	221
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	222 int i;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	223
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	224 /*_________________________________________________________________________
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	225 \| \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	226 \| Executable code \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	227 \|_________________________________________________________________________\|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	228 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	229
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	230 /* reset all the decoder state variables */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	231 /* ------------------------------------- */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	232
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	233 swOldR0Dec = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	234
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	235 gswPostFiltAgcGain = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	236
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	237 swPostEmphasisState = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	238
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	239 for (i = 0; i < NP; i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	240 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	241 gpswPostFiltStateNum[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	242 gpswPostFiltStateDenom[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	243 pswSynthFiltState[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	244 pswOldFrmKsDec[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	245 pswOldFrmAsDec[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	246 pswOldFrmPFNum[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	247 pswOldFrmPFDenom[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	248 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	249
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	250 for (i = 0; i < (LTP_LEN + S_LEN); i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	251 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	252 pswLtpStateBaseDec[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	253 pswPPreState[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	254 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	255
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	256
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	257 /* reset all the error concealment state variables */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	258 /* ----------------------------------------------- */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	259
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	260 swMuteFlagOld = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	261
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	262 lastR0 = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	263 swState = 7;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	264 swLastFlag = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	265 for (i = 0; i < 3; i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	266 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	267 plSubfrEnergyMem[i] = 80;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	268 swLevelMem[i] = -72;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	269 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	270 for (i = 0; i < 18; i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	271 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	272 pswLastGood[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	273 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	274
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	275
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	276 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	277
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	278 /***************************************************************************
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	279 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	280 * FUNCTION NAME: encoderHomingFrameTest
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	281 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	282 * PURPOSE:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	283 * Checks if a frame of input samples matches the Encoder Homing Frame
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	284 * pattern, which is 0x0008 for all 160 samples in the frame.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	285 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	286 * INPUT:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	287 * pswSpeech[] one frame of speech samples
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	288 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	289 * OUTPUT:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	290 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	291 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	292 * RETURN:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	293 * 0 input frame does not match the Encoder Homing Frame pattern.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	294 * 1 input frame matches the Encoder Homing Frame pattern.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	295 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	296 * REFERENCES: Sub-clause 10 of GSM Recomendation 06.02
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	297 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	298 * KEYWORDS:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	299 * pswSpeech
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	300 **************************************************************************/
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	301
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	302 int encoderHomingFrameTest(Shortword pswSpeech[])
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	303 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	304 int i;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	305 Shortword j;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	306
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	307 for (i = 0; i < F_LEN; i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	308 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	309 j = pswSpeech[i] ^ EHF_MASK;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	310 if (j)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	311 break;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	312 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	313
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	314 return !j;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	315 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	316
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	317 /***************************************************************************
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	318 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	319 * FUNCTION NAME: encoderReset
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	320 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	321 * PURPOSE:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	322 * resets all of the state variables for the encoder
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	323 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	324 * INPUT:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	325 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	326 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	327 * OUTPUT:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	328 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	329 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	330 * RETURN:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	331 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	332 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	333 * REFERENCES: Sub-clause 10 of GSM Recomendation 06.02
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	334 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	335 * KEYWORDS:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	336 **************************************************************************/
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	337
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	338 void encoderReset(void)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	339 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	340
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	341 /*_________________________________________________________________________
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	342 \| \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	343 \| External declarations for encoder variables which need to be reset \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	344 \|_________________________________________________________________________\|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	345 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	346
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	347 /* variables defined in sp_enc.c */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	348 /* ----------------------------- */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	349
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	350 extern Shortword swOldR0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	351 extern Shortword swOldR0Index;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	352
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	353 extern struct NormSw psnsWSfrmEngSpace[];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	354
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	355 extern Shortword pswHPFXState[];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	356 extern Shortword pswHPFYState[];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	357 extern Shortword pswOldFrmKs[];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	358 extern Shortword pswOldFrmAs[];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	359 extern Shortword pswOldFrmSNWCoefs[];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	360 extern Shortword pswWgtSpeechSpace[];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	361
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	362 extern Shortword pswSpeech[]; /* input speech */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	363
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	364 extern Shortword swPtch;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	365
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	366
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	367 /* variables defined in sp_frm.c */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	368 /* ----------------------------- */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	369
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	370 extern Shortword pswAnalysisState[NP];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	371
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	372 extern Shortword pswWStateNum[NP],
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	373 pswWStateDenom[NP];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	374
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	375
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	376 /* variables defined in sp_sfrm.c */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	377 /* ------------------------------ */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	378
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	379 extern Shortword pswLtpStateBase[LTP_LEN + S_LEN];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	380 extern Shortword pswHState[NP];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	381 extern Shortword pswHNWState[HNW_BUFF_LEN];
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	382
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	383 /*_________________________________________________________________________
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	384 \| \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	385 \| Automatic Variables \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	386 \|_________________________________________________________________________\|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	387 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	388
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	389 int i;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	390
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	391 /*_________________________________________________________________________
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	392 \| \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	393 \| Executable code \|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	394 \|_________________________________________________________________________\|
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	395 */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	396
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	397 /* reset all the encoder state variables */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	398 /* ------------------------------------- */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	399
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	400 swOldR0Index = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	401 swOldR0 = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	402
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	403 for (i = 0; i < 2 * N_SUB; i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	404 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	405 psnsWSfrmEngSpace[i].man = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	406 psnsWSfrmEngSpace[i].sh = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	407 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	408
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	409 for (i = 0; i < 4; i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	410 pswHPFXState[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	411
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	412 for (i = 0; i < 8; i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	413 pswHPFYState[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	414
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	415 for (i = 0; i < NP; i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	416 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	417 pswOldFrmKs[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	418 pswOldFrmAs[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	419 pswOldFrmSNWCoefs[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	420 pswAnalysisState[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	421 pswWStateNum[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	422 pswWStateDenom[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	423 pswHState[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	424 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	425
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	426 for (i = 0; i < (F_LEN + LMAX + CG_INT_MACS / 2); i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	427 pswWgtSpeechSpace[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	428
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	429 for (i = 0; i < INBUFFSZ; i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	430 pswSpeech[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	431
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	432 for (i = 0; i < (LTP_LEN + S_LEN); i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	433 pswLtpStateBase[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	434
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	435 for (i = 0; i < HNW_BUFF_LEN; i++)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	436 pswHNWState[i] = 0;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	437
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	438 swPtch = 1;
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	439 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	440
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	441 /***************************************************************************
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	442 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	443 * FUNCTION NAME: resetDec
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	444 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	445 * PURPOSE:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	446 * resets all of the state variables for the decoder, and for the
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	447 * receive DTX and Comfort Noise.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	448 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	449 * INPUT:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	450 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	451 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	452 * OUTPUT:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	453 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	454 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	455 * RETURN:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	456 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	457 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	458 * REFERENCES: Sub-clause 10 of GSM Recomendation 06.02
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	459 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	460 * KEYWORDS:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	461 **************************************************************************/
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	462
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	463 void resetDec(void)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	464 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	465 decoderReset(); /* reset all the state variables in
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	466 * the speech decoder */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	467 dtxResetRx(); /* reset all the receive DTX and CN
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	468 * state variables */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	469 }
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	470
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	471 /***************************************************************************
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	472 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	473 * FUNCTION NAME: resetEnc
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	474 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	475 * PURPOSE:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	476 * resets all of the state variables for the encoder and VAD, and for
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	477 * the transmit DTX and Comfort Noise.
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	478 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	479 * INPUT:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	480 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	481 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	482 * OUTPUT:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	483 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	484 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	485 * RETURN:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	486 * None
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	487 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	488 * REFERENCES: Sub-clause 10 of GSM Recomendation 06.02
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	489 *
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	490 * KEYWORDS:
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	491 **************************************************************************/
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	492
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	493 void resetEnc(void)
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	494 {
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	495
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	496 encoderReset(); /* reset all the state variables in
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	497 * the speech encoder */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	498 vad_reset(); /* reset all the VAD state variables */
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	499
9008dbc8ca74 import original C code from GSM 06.06 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	500 dtxResetTx(); /* reset all the transmit DTX and CN

0

9008dbc8ca74 import original C code from GSM 06.06