88 	int srcpitch, unsigned char *dstbuf, enum BMPPIXELFORMAT dstformat, int dstpitch,  in pixelconvert()  argument
94 	srcptr=flip? &srcbuf[srcpitch*(h-1)]:srcbuf;  in pixelconvert()
96 		srcptr+=flip? -srcpitch:srcpitch, dstptr+=dstpitch)  in pixelconvert()
178 	int fd=-1, bytesread, srcpitch, srcbottomup=1, srcps, dstpitch,  in loadbmp()  local
248 	srcpitch=(((*w)*srcps)+3)&(~3);  in loadbmp()
251 	if(srcpitch*(*h)+bh.bfOffBits!=bh.bfSize) _throw("Corrupt bitmap header");  in loadbmp()
252 	if((tempbuf=(unsigned char *)malloc(srcpitch*(*h)))==NULL  in loadbmp()
257 	_unix(bytesread=read(fd, tempbuf, srcpitch*(*h)));  in loadbmp()
258 	if(bytesread!=srcpitch*(*h)) _throw("Read error");  in loadbmp()
260 	pixelconvert(tempbuf, BMP_BGR, srcpitch, *buf, f, dstpitch, *w, *h,   in loadbmp()
274 	enum BMPPIXELFORMAT f, int srcpitch, int srcbottomup)  in saveppm()  argument
287 	pixelconvert(buf, f, srcpitch, tempbuf, BMP_RGB, w*3, w, h,   in saveppm()
299 	enum BMPPIXELFORMAT f, int srcpitch, int srcbottomup)  in savebmp()  argument
311 	if(!filename || !buf || w<1 || h<1 || f<0 || f>BMPPIXELFORMATS-1 || srcpitch<0)  in savebmp()
314 	if(srcpitch==0) srcpitch=w*ps[f];  in savebmp()
319 			return saveppm(filename, buf, w, h, f, srcpitch, srcbottomup);  in savebmp()
374 	pixelconvert(buf, f, srcpitch, tempbuf, BMP_BGR, dstpitch, w, h,   in savebmp()