Function ghb_subtitle_prune

gtk/src/subtitlehandler.c:1383–1423

When the container changes, it may be necessary to burn additional subtitles. Since only one can be burned, some subtitles may be removed from the list.

// subtitles.  Since only one can be burned, some subtitles may be
// removed from the list.
void
ghb_subtitle_prune(signal_user_data_t *ud)
{
    GhbValue *subtitle_list;
    GhbValue *subsettings;
    gboolean one_burned = FALSE;

    subtitle_list = ghb_get_job_subtitle_list(ud->settings);
    if (subtitle_list == NULL)
        return;

    const char *mux_id;
    const hb_container_t *mux;

    mux_id = ghb_dict_get_string(ud->settings, "FileFormat");
    mux = ghb_lookup_container_by_name(mux_id);

    for (guint ii = 0; ii < ghb_array_len(subtitle_list); )
    {
        gboolean burned;
        int source;

        subsettings = ghb_array_get(subtitle_list, ii);
        burned = ghb_dict_get_bool(subsettings, "Burn");
        source = get_sub_source(ud->settings, subsettings);
        burned = burned || !hb_subtitle_can_pass(source, mux->format);
        if (burned && one_burned)
        {
            ghb_array_remove(subtitle_list, ii);
            continue;
        }
        one_burned = one_burned || burned;
        ghb_dict_set_bool(subsettings, "Burn", burned);
        ii++;
    }
    subsettings = subtitle_get_selected_settings(ud, NULL);
    if (subsettings != NULL)
    {
        subtitle_update_dialog_widgets(ud, subsettings);
    }
}

G_MODULE_EXPORT void
subtitle_def_widget_changed_cb (GtkWidget *widget, gpointer data)