final(gsp, block, output_buffer, ractx->buffer, BLOCKSIZE);
}
-static int dec1(int16_t *decsp, const int *data, const int16_t *inp, int f)
-{
- int i;
-
- for (i=0; i<30; i++)
- *(decsp++) = *(inp++);
-
- return rms(data, f);
-}
-
static int eq(const int16_t *in, int *target)
{
int retval = 0;
if (eq(decsp, work)) {
// The interpolated coefficients are unstable, copy either new or old
// coefficients
- if (copynew)
- return dec1(decsp, ractx->lpc_refl, ractx->lpc_coef, f);
- else
- return dec1(decsp, ractx->lpc_refl_old, ractx->lpc_coef_old, f);
+ if (copynew) {
+ memcpy(decsp, ractx->lpc_coef, 30*sizeof(*decsp));
+ return rms(ractx->lpc_refl, f);
+ } else {
+ memcpy(decsp, ractx->lpc_coef_old, 30*sizeof(*decsp));
+ return rms(ractx->lpc_refl_old, f);
+ }
} else {
return rms(work, f);
}
const uint8_t * buf, int buf_size)
{
static const uint8_t sizes[10] = {6, 5, 5, 4, 4, 3, 3, 3, 3, 2};
+ RA144Context *ractx = avctx->priv_data;
unsigned int gbuf1[4];
- uint16_t gbuf2[4][30];
+ uint16_t coef_table[3][30];
+ uint16_t *gbuf2[4] =
+ {coef_table[0], coef_table[1], coef_table[2], ractx->lpc_coef};
unsigned int a, c;
int i;
int16_t *data = vdata;
unsigned int energy;
- RA144Context *ractx = avctx->priv_data;
GetBitContext gb;
if(buf_size < 20) {
gbuf1[0] = dec2(ractx, gbuf2[0], 0, 0, ractx->old_energy);
gbuf1[1] = dec2(ractx, gbuf2[1], 1, energy > ractx->old_energy, a);
gbuf1[2] = dec2(ractx, gbuf2[2], 2, 1, energy);
- gbuf1[3] = dec1(gbuf2[3], ractx->lpc_refl, ractx->lpc_coef, energy);
+ gbuf1[3] = rms(ractx->lpc_refl, energy);
/* do output */
for (c=0; c<4; c++) {