Function swt_max_level

pywt/_extensions/c/common.c:87–97

}

unsigned char swt_max_level(size_t input_len){
    /* check how many times input_len is divisible by 2 */
    unsigned char j = 0;
    while (input_len > 0){
        if (input_len % 2)
            return j;
        input_len /= 2;
        j++;
    }
    return j;
}