Function add_sub

test/test.c:4880–4923

static int add_sub(hb_value_array_t *list, hb_title_t *title, int track, int out_track, int *one_burned, int keep_name)
{
    hb_subtitle_t *subtitle;
    // Check that the track exists
    subtitle = hb_list_item(title->list_subtitle, track);
    if (subtitle == NULL)
    {
        fprintf(stderr, "Warning: Could not find subtitle track %d, skipped\n",
                track + 1);
        return -1;
    }

    int burn = !*one_burned && subburn == out_track &&
               hb_subtitle_can_burn(subtitle->source);
    *one_burned |= burn;
    int def  = subdefault == out_track;
    int force = test_sub_list(subforce, out_track);

    if (!burn &&
        !hb_subtitle_can_pass(subtitle->source, mux))
    {
        // Only allow one subtitle to be burned into video
        if (*one_burned)
        {
            fprintf(stderr, "Warning: Skipping subtitle track %d, can't have more than one track burnt in\n", track + 1);
            return -1;
        }
        *one_burned = 1;
    }

    const char *name = keep_name && subtitle->name != NULL && subtitle->name[0] != 0 ? subtitle->name : NULL;

    hb_dict_t *subtitle_dict = hb_dict_init();
    hb_dict_set(subtitle_dict, "Track", hb_value_int(track));
    hb_dict_set(subtitle_dict, "Default", hb_value_bool(def));
    hb_dict_set(subtitle_dict, "Forced", hb_value_bool(force));
    hb_dict_set(subtitle_dict, "Burn", hb_value_bool(burn));
    if (name)
    {
        hb_dict_set(subtitle_dict, "Name", hb_value_string(name));
    }
    hb_value_array_append(list, subtitle_dict);
    return 0;
}

static int add_srt(hb_value_array_t *list, int track, int *one_burned)
{