x2 -= (IK0(filterid) * fy0 + (IK1(filterid) * fy1)) >> SHC; fy1 = fy0; fy0 = x2;
x3 -= (IK0(filterid) * fy0 + (IK1(filterid) * fy1)) >> SHC; fy1 = fy0; fy0 = x3;
- XACLAMP( x0, -32768<<SH, 32767<<SH ); *destp = x0 >> SH; destp += inc;
- XACLAMP( x1, -32768<<SH, 32767<<SH ); *destp = x1 >> SH; destp += inc;
- XACLAMP( x2, -32768<<SH, 32767<<SH ); *destp = x2 >> SH; destp += inc;
- XACLAMP( x3, -32768<<SH, 32767<<SH ); *destp = x3 >> SH; destp += inc;
+ XACLAMP( x0, (int)(-32768u<<SH), 32767<<SH ); *destp = x0 >> SH; destp += inc;
+ XACLAMP( x1, (int)(-32768u<<SH), 32767<<SH ); *destp = x1 >> SH; destp += inc;
+ XACLAMP( x2, (int)(-32768u<<SH), 32767<<SH ); *destp = x2 >> SH; destp += inc;
+ XACLAMP( x3, (int)(-32768u<<SH), 32767<<SH ); *destp = x3 >> SH; destp += inc;
}
decp->y0 = fy0;
decp->y1 = fy1;
static int headtable[4] = {0,2,8,10};
//===========================================
-static void xa_decode_data( xa_decode_t *xdp, unsigned char *srcp ) {
+static void xa_decode_data( xa_decode_t *xdp, const unsigned char *srcp ) {
const u8 *sound_groupsp;
const u8 *sound_datap, *sound_datap2;
int i, j, k, nbits;
//============================================
static int parse_xa_audio_sector( xa_decode_t *xdp,
- xa_subheader_t *subheadp,
- unsigned char *sectorp,
+ const xa_subheader_t *subheadp,
+ const unsigned char *sectorp,
int is_first_sector ) {
if ( is_first_sector ) {
switch ( AUDIO_CODING_GET_FREQ(subheadp->coding) ) {
//=== - 0 for any other successive sector
//=== return -1 if error
//================================================================
-s32 xa_decode_sector( xa_decode_t *xdp,
- unsigned char *sectorp, int is_first_sector ) {
+s32 xa_decode_sector( xa_decode_t *xdp, const unsigned char *sectorp, int is_first_sector ) {
if (parse_xa_audio_sector(xdp, (xa_subheader_t *)sectorp, sectorp + sizeof(xa_subheader_t), is_first_sector))
return -1;