init_vlc(vlc, 9, n, table_bits, 1, 1, table_codes, 4, 4);
init_vlc(vlc, 9, n, table_bits, 1, 1, table_codes, 4, 4, 0);
static void init_coef_vlc(VLC *vlc,                           uint16_t **prun_table, uint16_t **plevel_table,                          const CoefVLCTable *vlc_table){    int n = vlc_table->n;    const uint8_t *table_bits = vlc_table->huffbits;    const uint32_t *table_codes = vlc_table->huffcodes;    const uint16_t *levels_table = vlc_table->levels;    uint16_t *run_table, *level_table;    const uint16_t *p;    int i, l, j, level;    init_vlc(vlc, 9, n, table_bits, 1, 1, table_codes, 4, 4);    run_table = av_malloc(n * sizeof(uint16_t));    level_table = av_malloc(n * sizeof(uint16_t));    p = levels_table;    i = 2;    level = 1;    while (i < n) {        l = *p++;        for(j=0;j<l;j++) {            run_table[i] = j;            level_table[i] = level;            i++;        }        level++;    }    *prun_table = run_table;    *plevel_table = level_table;}