N_("Chroma to convert picture to before sending it to the internal OpenCV filter"), VLC_FALSE);
change_string_list( chroma_list, chroma_list_text, 0);
add_string( "opencv-output", "input", NULL,
N_("Chroma to convert picture to before sending it to the internal OpenCV filter"), VLC_FALSE);
change_string_list( chroma_list, chroma_list_text, 0);
add_string( "opencv-output", "input", NULL,