C                 140 contrib/libtests/pngimage.c    T(EXPAND,              NONE, X,   C,  ALL,  R),
C                 151 contrib/libtests/pngimage.c    T(INVERT_MONO,         NONE, X,   C,  ALL, RW_INVERT),
C                 173 contrib/libtests/pngimage.c    T(BGR,                 NONE, C,   P, TRUE, RW_BGR),
C                 215 contrib/libtests/pngimage.c    T(GRAY_TO_RGB,         NONE, X,   C,  ALL,  R),
C                 931 contrib/libtests/pngimage.c    C(width);
C                 932 contrib/libtests/pngimage.c    C(height);
C                 933 contrib/libtests/pngimage.c    C(bit_depth);
C                 934 contrib/libtests/pngimage.c    C(color_type);
C                 935 contrib/libtests/pngimage.c    C(interlace_method);
C                 936 contrib/libtests/pngimage.c    C(compression_method);
C                 937 contrib/libtests/pngimage.c    C(filter_method);