257 	int		chan, k, diff, bytecode, predictor ;  in aiff_ima_decode_block()  local
290 		{	bytecode = blockdata [k + 2] ;  in aiff_ima_decode_block()
291 			sampledata [pima->channels * (2 * k + 0)] = bytecode & 0xF ;  in aiff_ima_decode_block()
292 			sampledata [pima->channels * (2 * k + 1)] = (bytecode >> 4) & 0xF ;  in aiff_ima_decode_block()
299 			bytecode = pima->samples [pima->channels * k + chan] ;  in aiff_ima_decode_block()
301 			stepindx += ima_indx_adjust [bytecode] ;  in aiff_ima_decode_block()
305 			if (bytecode & 1)	diff += step >> 2 ;  in aiff_ima_decode_block()
306 			if (bytecode & 2)	diff += step >> 1 ;  in aiff_ima_decode_block()
307 			if (bytecode & 4)	diff += step ;  in aiff_ima_decode_block()
308 			if (bytecode & 8)	diff = -diff ;  in aiff_ima_decode_block()
326 	short	bytecode, mask ;  in aiff_ima_encode_block()  local
339 			bytecode = 0 ;  in aiff_ima_encode_block()
343 			{	bytecode = 8 ;  in aiff_ima_encode_block()
349 				{	bytecode |= mask ;  in aiff_ima_encode_block()
357 			if (bytecode & 8)  in aiff_ima_encode_block()
366 			pima->stepindx [chan] += ima_indx_adjust [bytecode] ;  in aiff_ima_encode_block()
369 			pima->block [blockindx] = (bytecode << (4 * k)) | pima->block [blockindx] ;  in aiff_ima_encode_block()
389 	short	step, bytecode, stepindx [2] ;  in wavlike_ima_decode_block()  local
431 			{	bytecode = pima->block [blockindx++] ;  in wavlike_ima_decode_block()
432 				pima->samples [indx] = bytecode & 0x0F ;  in wavlike_ima_decode_block()
434 				pima->samples [indx] = (bytecode >> 4) & 0x0F ;  in wavlike_ima_decode_block()
446 		bytecode = pima->samples [k] & 0xF ;  in wavlike_ima_decode_block()
452 		if (bytecode & 1)  in wavlike_ima_decode_block()
454 		if (bytecode & 2)  in wavlike_ima_decode_block()
456 		if (bytecode & 4)  in wavlike_ima_decode_block()
458 		if (bytecode & 8)  in wavlike_ima_decode_block()
468 		stepindx [chan] += ima_indx_adjust [bytecode] ;  in wavlike_ima_decode_block()
480 	short	bytecode, mask ;  in wavlike_ima_encode_block()  local
500 		bytecode = 0 ;  in wavlike_ima_encode_block()
504 		{	bytecode = 8 ;  in wavlike_ima_encode_block()
510 			{	bytecode |= mask ;  in wavlike_ima_encode_block()
518 		if (bytecode & 8)  in wavlike_ima_encode_block()
528 		pima->stepindx [chan] += ima_indx_adjust [bytecode] ;  in wavlike_ima_encode_block()
531 		pima->samples [k] = bytecode ;  in wavlike_ima_encode_block()