69 	uint8* op;  in PackBitsEncode()  local
77 	op = tif->tif_rawcp;  in PackBitsEncode()
91 		if (op + 2 >= ep) {		/* insure space for new data */  in PackBitsEncode()
99 				slop = (long)(op - lastliteral);  in PackBitsEncode()
103 				op = tif->tif_rawcp;  in PackBitsEncode()
105 					*op++ = *lastliteral++;  in PackBitsEncode()
108 				tif->tif_rawcc += (tmsize_t)(op - tif->tif_rawcp);  in PackBitsEncode()
111 				op = tif->tif_rawcp;  in PackBitsEncode()
119 					*op++ = (uint8) -127;  in PackBitsEncode()
120 					*op++ = (uint8) b;  in PackBitsEncode()
124 				*op++ = (uint8)(-(n-1));  in PackBitsEncode()
125 				*op++ = (uint8) b;  in PackBitsEncode()
127 				lastliteral = op;  in PackBitsEncode()
128 				*op++ = 0;  in PackBitsEncode()
129 				*op++ = (uint8) b;  in PackBitsEncode()
137 					*op++ = (uint8) -127;  in PackBitsEncode()
138 					*op++ = (uint8) b;  in PackBitsEncode()
142 				*op++ = (uint8)(-(n-1));	/* encode run */  in PackBitsEncode()
143 				*op++ = (uint8) b;  in PackBitsEncode()
147 				*op++ = (uint8) b;  in PackBitsEncode()
153 					*op++ = (uint8) -127;  in PackBitsEncode()
154 					*op++ = (uint8) b;  in PackBitsEncode()
158 				*op++ = (uint8)(-(n-1));  in PackBitsEncode()
159 				*op++ = (uint8) b;  in PackBitsEncode()
161 				lastliteral = op;  in PackBitsEncode()
162 				*op++ = 0;  in PackBitsEncode()
163 				*op++ = (uint8) b;  in PackBitsEncode()
174 			if (n == 1 && op[-2] == (uint8) -1 &&  in PackBitsEncode()
178 				op[-2] = op[-1];	/* replicate */  in PackBitsEncode()
184 	tif->tif_rawcc += (tmsize_t)(op - tif->tif_rawcp);  in PackBitsEncode()
185 	tif->tif_rawcp = op;  in PackBitsEncode()
216 PackBitsDecode(TIFF* tif, uint8* op, tmsize_t occ, uint16 s)  in PackBitsDecode()  argument
251 				*op++ = (uint8) b;  in PackBitsDecode()
266 			_TIFFmemcpy(op, bp, ++n);  in PackBitsDecode()
267 			op += n; occ -= n;  in PackBitsDecode()