FFmpeg/libavcodec/ppc/dsputil_ppc.c

#include "../dsputil.h"

#ifdef HAVE_ALTIVEC
#include "dsputil_altivec.h"
#endif

void dsputil_init_ppc(void)
{
#if HAVE_ALTIVEC
    if (has_altivec()) {
        pix_abs16x16 = pix_abs16x16_altivec;
        pix_abs8x8 = pix_abs8x8_altivec;
        pix_sum = pix_sum_altivec;
    } else
#endif
    {
        /* Non-AltiVec PPC optimisations here */
    }
}