short tmpformat;
short retbyte = 0;
short bpp = 3;
long width = 0;
png_uint_32 width = 0;
long length = 0;
png_uint_32 length = 0;
long rstep = 0;
long RasterLength = 0;
long i;
goto onErr;
}
if (setjmp (png_p->jmpbuf))
if (setjmp (png_jmpbuf(png_p)))
{
png_destroy_read_struct(&png_p, &info_p, (png_infopp)NULL);
