media/libstagefright/codecs/amrwbenc/inc/bits.h

/*
 ** Copyright 2003-2010, VisualOn, Inc.
 **
 ** Licensed under the Apache License, Version 2.0 (the "License");
 ** you may not use this file except in compliance with the License.
 ** You may obtain a copy of the License at
 **
 **     http://www.apache.org/licenses/LICENSE-2.0
 **
 ** Unless required by applicable law or agreed to in writing, software
 ** distributed under the License is distributed on an "AS IS" BASIS,
 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 ** See the License for the specific language governing permissions and
 ** limitations under the License.
 */


/*--------------------------------------------------------------------------*
*                         BITS.H                                           *
*--------------------------------------------------------------------------*
*       Number of bits for different modes			           *
*--------------------------------------------------------------------------*/

#ifndef __BITS_H__
#define __BITS_H__

#include <stdio.h>
#include "typedef.h"
#include "cnst.h"
#include "cod_main.h"

#define NBBITS_7k     132                  /* 6.60k  */
#define NBBITS_9k     177                  /* 8.85k  */
#define NBBITS_12k    253                  /* 12.65k */
#define NBBITS_14k    285                  /* 14.25k */
#define NBBITS_16k    317                  /* 15.85k */
#define NBBITS_18k    365                  /* 18.25k */
#define NBBITS_20k    397                  /* 19.85k */
#define NBBITS_23k    461                  /* 23.05k */
#define NBBITS_24k    477                  /* 23.85k */

#define NBBITS_SID    35
#define NB_BITS_MAX   NBBITS_24k

#define BIT_0     (Word16)-127
#define BIT_1     (Word16)127
#define BIT_0_ITU (Word16)0x007F
#define BIT_1_ITU (Word16)0x0081

#define SIZE_MAX1  (3+NB_BITS_MAX)          /* serial size max */
#define TX_FRAME_TYPE (Word16)0x6b21
#define RX_FRAME_TYPE (Word16)0x6b20

static const Word16 nb_of_bits[NUM_OF_MODES] = {
	NBBITS_7k,
	NBBITS_9k,
	NBBITS_12k,
	NBBITS_14k,
	NBBITS_16k,
	NBBITS_18k,
	NBBITS_20k,
	NBBITS_23k,
	NBBITS_24k,
	NBBITS_SID
};

/*typedef struct
{
Word16 sid_update_counter;
Word16 sid_handover_debt;
Word16 prev_ft;
} TX_State;
*/

//typedef struct
//{
//	Word16 prev_ft;
//	Word16 prev_mode;
//} RX_State;

int PackBits(Word16 prms[], Word16 coding_mode, Word16 mode, Coder_State *st);


void Parm_serial(
		Word16 value,                         /* input : parameter value */
		Word16 no_of_bits,                    /* input : number of bits  */
		Word16 ** prms
		);


#endif  //__BITS_H__