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mpg123-1.32.4

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This commit is contained in:
Ozkan Sezer
2024-01-10 20:40:40 +03:00
parent 530d2f6056
commit a06847ca33
142 changed files with 1370 additions and 1487 deletions
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114
src/libmpg123/layer3.c
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@@ -21,9 +21,17 @@
#include "huffman.h"
#endif
#include "getbits.h"
#include "debug.h"
#include "../common/debug.h"
/* Predeclare the assembly routines, only called from wrappers here. */
void INT123_dct36_3dnow (real *,real *,real *,const real *,real *);
void INT123_dct36_3dnowext(real *,real *,real *,const real *,real *);
void INT123_dct36_x86_64 (real *,real *,real *,const real *,real *);
void INT123_dct36_sse (real *,real *,real *,const real *,real *);
void INT123_dct36_avx (real *,real *,real *,const real *,real *);
void INT123_dct36_neon (real *,real *,real *,const real *,real *);
void INT123_dct36_neon64 (real *,real *,real *,const real *,real *);
/* define CUT_SFB21 if you want to cut-off the frequency above 16kHz */
#if 0
@@ -1256,10 +1264,7 @@ static void III_antialias(real xr[SBLIMIT][SSLIMIT],struct gr_info_s *gr_info)
Mathematics of Computation, Volume 32, Number 141, January 1978,
Pages 175-199
*/
/* Calculation of the inverse MDCT
used to be static without 3dnow - does that really matter? */
void INT123_dct36(real *inbuf,real *o1,real *o2,const real *wintab,real *tsbuf)
static void INT123_dct36(real *inbuf,real *o1,real *o2,const real *wintab,real *tsbuf)
{
real tmp[18];
@@ -1449,6 +1454,105 @@ void INT123_dct36(real *inbuf,real *o1,real *o2,const real *wintab,real *tsbuf)
}
}
// Wrap the assembly routine calls into C functions that serve as jump target to satisfy
// indirect branch protection if the toolchain enables that. Otherwise, we'd need to anticipate
// that in the assembly (and ensure assemblers support endbr64 and friends).
// Loss of efficiency:
// In the case of one static optimization choice, we do not have that problem.
#ifdef OPT_THE_DCT36
#define DCT36_WRAP(asmfunc) \
static void asmfunc ## _wrap(real *inbuf,real *o1,real *o2,const real *wintab,real *tsbuf) \
{ \
return asmfunc(inbuf, o1, o2, wintab, tsbuf); \
}
#ifdef OPT_SSE
DCT36_WRAP(INT123_dct36_sse)
#endif
#ifdef OPT_3DNOWEXT_VINTAGE
DCT36_WRAP(INT123_dct36_3dnowext)
#endif
#ifdef OPT_3DNOW_VINTAGE
DCT36_WRAP(INT123_dct36_3dnow)
#endif
#ifdef OPT_X86_64
DCT36_WRAP(INT123_dct36_x86_64)
#endif
#ifdef OPT_AVX
DCT36_WRAP(INT123_dct36_avx)
#endif
#ifdef OPT_NEON
DCT36_WRAP(INT123_dct36_neon)
#endif
#ifdef OPT_NEON64
DCT36_WRAP(INT123_dct36_neon64)
#endif
int INT123_dct36_match(mpg123_handle *fr, enum optdec t)
{
#ifdef OPT_SSE
if(t == sse && fr->cpu_opts.the_dct36 == INT123_dct36_sse_wrap)
return 1;
#endif
#ifdef OPT_3DNOWEXT_VINTAGE
if(t == dreidnowext_vintage && fr->cpu_opts.the_dct36 == INT123_dct36_3dnowext_wrap)
return 1;
#endif
#ifdef OPT_3DNOW_VINTAGE
if(t == dreidnow_vintage && fr->cpu_opts.the_dct36 == INT123_dct36_3dnow_wrap)
return 1;
#endif
return 0;
}
void INT123_dct36_choose(mpg123_handle *fr)
{
switch(fr->cpu_opts.type)
{
#ifdef OPT_SSE
case sse:
fr->cpu_opts.the_dct36 = INT123_dct36_sse_wrap;
break;
#endif
#ifdef OPT_3DNOWEXT_VINTAGE
case dreidnowext_vintage:
fr->cpu_opts.the_dct36 = INT123_dct36_3dnowext_wrap;
break;
#endif
#ifdef OPT_3DNOW_VINTAGE
case dreidnow_vintage:
fr->cpu_opts.the_dct36 = INT123_dct36_3dnow_wrap;
break;
#endif
#ifdef OPT_AVX
case avx:
fr->cpu_opts.the_dct36 = INT123_dct36_avx;
break;
#endif
#ifdef OPT_X86_64
case x86_64:
fr->cpu_opts.the_dct36 = INT123_dct36_x86_64;
break;
#endif
#ifdef OPT_NEON
case neon:
fr->cpu_opts.the_dct36 = INT123_dct36_neon;
break;
#endif
#ifdef OPT_NEON64
case neon:
fr->cpu_opts.the_dct36 = INT123_dct36_neon64;
break;
#endif
default:
fr->cpu_opts.the_dct36 = INT123_dct36;
}
}
#endif
/* new DCT12 */
static void dct12(real *in,real *rawout1,real *rawout2,register const real *wi,register real *ts)