static const AVOption hue_options[] = {
{ "h", "set the hue angle degrees expression", OFFSET(hue_deg_expr), AV_OPT_TYPE_STRING,
{ .str = NULL }, .flags = FLAGS },
static const AVOption hue_options[] = {
{ "h", "set the hue angle degrees expression", OFFSET(hue_deg_expr), AV_OPT_TYPE_STRING,
{ .str = NULL }, .flags = FLAGS },