png_do_compose   1138 3rdparty/libpng/pngpriv.h PNG_EXTERN void png_do_compose PNGARG((png_row_infop row_info,
png_do_compose   2204 3rdparty/libpng/pngrtran.c       png_do_compose(row_info, png_ptr->row_buf + 1, png_ptr);