void melp_chn_write(struct melp_param *par)
{
int i, bit_cntr;
unsigned int *bit_ptr;
/* FEC: code additional information in redundant indeces */
fec_code(par);
/* Fill bit buffer */
bit_ptr = bit_buffer;
bit_cntr = 0;
pack_code(par->gain_index[1],&bit_ptr,&bit_cntr,5,1);
/* Toggle and write sync bit */
if (sync_bit)
sync_bit = 0;
else
sync_bit = 1;
pack_code(sync_bit,&bit_ptr,&bit_cntr,1,1);
pack_code(par->gain_index[0],&bit_ptr,&bit_cntr,3,1);
pack_code(par->pitch_index,&bit_ptr,&bit_cntr,PIT_BITS,1);
pack_code(par->jit_index,&bit_ptr,&bit_cntr,1,1);
pack_code(par->bpvc_index,&bit_ptr,&bit_cntr,NUM_BANDS-1,1);
for (i = 0; i < par->msvq_stages; i++)
pack_code(par->msvq_index[i],&bit_ptr,&bit_cntr,par->msvq_bits[i],1);
pack_code(par->fsvq_index[0],&bit_ptr,&bit_cntr,
FS_BITS,1);
/* Write channel output buffer */
for (i = 0; i < NUM_CH_BITS; i++) {
pack_code(bit_buffer[bit_order[i]],&par->chptr,&par->chbit,
1,CHWORDSIZE);
if (i == 0)
*(par->chptr) |= 0x8000; /* set beginning of frame bit */
}
}
void melp_chn_write(struct quant_param *qpar, unsigned char chbuf[])
{
register int16_t i;
unsigned char *bit_ptr;
int16_t bit_cntr;
/* FEC: code additional information in redundant indeces */
fec_code(qpar);
/* Fill bit buffer */
bit_ptr = bit_buffer;
bit_cntr = 0;
pack_code(qpar->gain_index[1], &bit_ptr, &bit_cntr, 5, 1);
/* Toggle and write sync bit */
sync_bit = melpe_sub(1, sync_bit);
pack_code(sync_bit, &bit_ptr, &bit_cntr, 1, 1);
pack_code(qpar->gain_index[0], &bit_ptr, &bit_cntr, 3, 1);
pack_code(qpar->pitch_index, &bit_ptr, &bit_cntr, PIT_BITS, 1);
pack_code(qpar->jit_index[0], &bit_ptr, &bit_cntr, 1, 1);
pack_code(qpar->bpvc_index[0], &bit_ptr, &bit_cntr, NUM_BANDS - 1, 1);
for (i = 0; i < MSVQ_STAGES; i++)
pack_code(qpar->msvq_index[i], &bit_ptr, &bit_cntr,
msvq_bits[i], 1);
pack_code(qpar->fsvq_index, &bit_ptr, &bit_cntr, FS_BITS, 1);
/* Write channel output buffer */
qpar->chptr = chbuf;
qpar->chbit = 0;
for (i = 0; i < bitNum24; i++) {
pack_code(bit_buffer[bit_order[i]], &qpar->chptr, &qpar->chbit,
1, chwordsize);
if (i == 0) /* set beginning of frame bit */
*(qpar->chptr) |= (uint16_t) 0x8000;
}
}