av_strlcpy(filename, wc->header_filename, strlen(wc->header_filename) + 1);
} else {
if (av_get_frame_filename(filename, MAX_FILENAME_SIZE,
av_strlcpy(filename, wc->header_filename, strlen(wc->header_filename) + 1);
} else {
if (av_get_frame_filename(filename, MAX_FILENAME_SIZE,