Az érdemi rész:
#if _M_IX86_FP == 2
/* SSE2 x86 kód */
#elif __arm__ == 1
for (short l = j; l < j + input->w_small; l = l + 4){
add_b = k * input->w_big + l;
add_s = (k - i) * input->w_small + l - j;
__asm__ __volatile__(
"ldr %%r1, [%1];"
"ldr %%r2, [%2];"
"usada8 %0, %%r1, %%r2, %0;"
:"+r" (sad)
: "r" (input->pic_big + add_b), "r" (input->pic_small + add_s)
: "r1", "r2"
);
}
#else
for (short l = j; l < j + input->w_small; l++){
sad += abs(input->pic_big[k * input->w_big + l] - input->pic_small[(k - i) * input->w_small + l - j]);
}
#endif
I did nothing, the pavement was his enemy!
