if (sd->type == AV_FRAME_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
if (sd->type == AV_FRAME_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
print_int("rotation", av_display_rotation_get((int32_t *)sd->data));