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swscale: Use function pointers for swScale functions.

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Originally committed as revision 29145 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
This commit is contained in:
Ramiro Polla
2009-04-04 22:45:02 +00:00
parent 14d5c18c98
commit 40fa514033
3 changed files with 186 additions and 205 deletions
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17
libswscale/swscale.c
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@@ -1776,42 +1776,55 @@ static void globalInit(void){
}
}
static SwsFunc getSwsFunc(int flags)
static SwsFunc getSwsFunc(SwsContext *c)
{
int flags = c->flags;
#if defined(RUNTIME_CPUDETECT) && CONFIG_GPL
#if ARCH_X86
// ordered per speed fastest first
if (flags & SWS_CPU_CAPS_MMX2) {
sws_init_swScale_MMX2(c);
return swScale_MMX2;
} else if (flags & SWS_CPU_CAPS_3DNOW) {
sws_init_swScale_3DNow(c);
return swScale_3DNow;
} else if (flags & SWS_CPU_CAPS_MMX) {
sws_init_swScale_MMX(c);
return swScale_MMX;
} else {
sws_init_swScale_C(c);
return swScale_C;
}
#else
#if ARCH_PPC
if (flags & SWS_CPU_CAPS_ALTIVEC) {
sws_init_swScale_altivec(c);
return swScale_altivec;
} else {
sws_init_swScale_C(c);
return swScale_C;
}
#endif
sws_init_swScale_C(c);
return swScale_C;
#endif /* ARCH_X86 */
#else //RUNTIME_CPUDETECT
#if HAVE_MMX2
sws_init_swScale_MMX2(c);
return swScale_MMX2;
#elif HAVE_AMD3DNOW
sws_init_swScale_3DNow(c);
return swScale_3DNow;
#elif HAVE_MMX
sws_init_swScale_MMX(c);
return swScale_MMX;
#elif HAVE_ALTIVEC
sws_init_swScale_altivec(c);
return swScale_altivec;
#else
sws_init_swScale_C(c);
return swScale_C;
#endif
#endif //!RUNTIME_CPUDETECT
@@ -2932,7 +2945,7 @@ SwsContext *sws_getContext(int srcW, int srcH, enum PixelFormat srcFormat, int d
c->chrSrcW, c->chrSrcH, c->chrDstW, c->chrDstH, c->chrXInc, c->chrYInc);
}
c->swScale= getSwsFunc(flags);
c->swScale= getSwsFunc(c);
return c;
}