Function hb_subtitle_style_init

libhb/ssautil.c:580–645

}

hb_subtitle_style_context_t * hb_subtitle_style_init(const uint8_t * ssa_buf, int size)
{
    hb_subtitle_style_context_t * ctx;
    char * ssa_header = malloc(size + 1);

    if (ssa_header == NULL)
    {
        return NULL;
    }
    memcpy(ssa_header, ssa_buf, size);
    ssa_header[size] = 0;

    ctx = calloc(1, sizeof(*ctx));
    if (ctx == NULL)
    {
        return NULL;
    }
    if (ssa_header != NULL)
    {
        // Find beginning of styles
        char *  pos = strstr(ssa_header, "[V4");

        if (pos != NULL)
        {
            pos = strstr(pos, "\nFormat:");
            if (pos != NULL)
            {
                char ** fields;
                char  * line = sgetline(pos + 8);

                fields = get_fields(line, 0);
                free(line);

                if (fields != NULL)
                {
                    ssa_style_indices_t field_indices;

                    fill_field_indices(fields, &field_indices);

                    pos    = strstr(pos, "\nStyle:");
                    while (pos != NULL)
                    {
                        char ** style;

                        line = sgetline(pos + 7);
                        style = get_fields(line, 0);
                        free(line);

                        if (add_style(ctx, style, &field_indices))
                        {
                            hb_str_vfree(style);
                            break;
                        }
                        hb_str_vfree(style);
                        pos = strstr(pos + 7, "\nStyle:");
                    }

                    hb_str_vfree(fields);