mirror/SpaghettiKart
1
0
Fork 0
mirror of https://github.com/HarbourMasters/SpaghettiKart synced 2026-09-09 12:24:16 -04:00
Code Issues Packages Projects Releases Wiki Activity

Modified aADPCMdecImpl

Browse Source
This commit is contained in:
KiritoDv
2024-11-29 19:29:44 -06:00
parent 2d16bb849b
commit 425ea12842
1 changed files with 5 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/audio/mixer.c
+5 -14
View File
@@ -203,19 +203,10 @@ void aADPCMdecImpl(uint8_t flags, ADPCM_STATE state) {
int16_t prev1 = out[-1];
int16_t prev2 = out[-2];
int j, k;
if (flags & 4) {
for (j = 0; j < 2; j++) {
ins[j * 4] = (((*in >> 6) << 30) >> 30) << shift;
ins[j * 4 + 1] = ((((*in >> 4) & 0x3) << 30) >> 30) << shift;
ins[j * 4 + 2] = ((((*in >> 2) & 0x3) << 30) >> 30) << shift;
ins[j * 4 + 3] = (((*in++ & 0x3) << 30) >> 30) << shift;
}
} else {
for (j = 0; j < 4; j++) {
ins[j * 2] = (((*in >> 4) << 28) >> 28) << shift;
ins[j * 2 + 1] = (((*in++ & 0xf) << 28) >> 28) << shift;
}
}
for (j = 0; j < 4; j++) {
ins[j * 2] = (((*in >> 4) << 28) >> 28) << shift;
ins[j * 2 + 1] = (((*in++ & 0xf) << 28) >> 28) << shift;
}
for (j = 0; j < 8; j++) {
int32_t acc = tbl[0][j] * prev2 + tbl[1][j] * prev1 + (ins[j] << 11);
for (k = 0; k < j; k++) {
@@ -231,7 +222,7 @@ void aADPCMdecImpl(uint8_t flags, ADPCM_STATE state) {
}
void aResampleImpl(uint8_t flags, uint16_t pitch, RESAMPLE_STATE state) {
int16_t tmp[16];
int16_t tmp[32];
int16_t *in_initial = BUF_S16(rspa.in);
int16_t *in = in_initial;
int16_t *out = BUF_S16(rspa.out);