Function ep_find_floor

cmp_framework/common/hdr_encode.cpp:2265–2284

}

int ep_find_floor(float v, int bits, int use_par, int odd) {
#ifndef USE_NEWRAMP
    float *p = ep_d[BTT(bits)];
#endif
    int i1 = 0;
    int i2 = 1 << (bits - use_par);
    odd = use_par ? odd : 0;
    while (i2 - i1>1) {
        int j = (i1 + i2) / 2;
#ifndef USE_NEWRAMP
        if (v >= p[(j << use_par) + odd])
#else
        if (v >= ep_df(BTT(bits), (j << use_par) + odd))
#endif
            i1 = j;
        else
            i2 = j;
    }
    return (i1 << use_par) + odd;
}