105 static unsigned char linear2ulaw(short sample)  in linear2ulaw()  argument
127 	/* Get the sample into sign-magnitude. */  in linear2ulaw()
128 	sign = (sample >> 8) & 0x80;	  /* set aside the sign */  in linear2ulaw()
130 		sample = -sample;	      /* get magnitude */  in linear2ulaw()
133 	sample = sample + BIAS;  in linear2ulaw()
134 	exponent = exp_lut[(sample >> 7) & 0xFF];  in linear2ulaw()
135 	mantissa = (sample >> (exponent + 3)) & 0x0F;  in linear2ulaw()
180  * the seven bit sample is the number of every second alaw-sample ordered by
187  * generate table for conversion law from/to 7-bit alaw-like sample *
210 		/* spl is the source: the law-sample (converted to alaw) */  in dsp_audio_generate_seven()
214 		/* find the 7-bit-sample */  in dsp_audio_generate_seven()
242 	s32 sample;  in dsp_audio_generate_mix_table()  local
248 			sample = dsp_audio_law_to_s32[i];  in dsp_audio_generate_mix_table()
249 			sample += dsp_audio_law_to_s32[j];  in dsp_audio_generate_mix_table()
250 			if (sample > 32767)  in dsp_audio_generate_mix_table()
251 				sample = 32767;  in dsp_audio_generate_mix_table()
252 			if (sample < -32768)  in dsp_audio_generate_mix_table()
253 				sample = -32768;  in dsp_audio_generate_mix_table()
255 				dsp_audio_s16_to_law[sample & 0xffff];  in dsp_audio_generate_mix_table()
306 	register s32 sample;  in dsp_audio_generate_volume_changes()  local
329 		sample = dsp_audio_law_to_s32[i] * num[0] / denum[0];  in dsp_audio_generate_volume_changes()
330 		if (sample < -32768)  in dsp_audio_generate_volume_changes()
331 			sample = -32768;  in dsp_audio_generate_volume_changes()
332 		else if (sample > 32767)  in dsp_audio_generate_volume_changes()
333 			sample = 32767;  in dsp_audio_generate_volume_changes()
334 		dsp_audio_increase1[i] = dsp_audio_s16_to_law[sample & 0xffff];  in dsp_audio_generate_volume_changes()
335 		sample = dsp_audio_law_to_s32[i] * num[1] / denum[1];  in dsp_audio_generate_volume_changes()
336 		if (sample < -32768)  in dsp_audio_generate_volume_changes()
337 			sample = -32768;  in dsp_audio_generate_volume_changes()
338 		else if (sample > 32767)  in dsp_audio_generate_volume_changes()
339 			sample = 32767;  in dsp_audio_generate_volume_changes()
340 		dsp_audio_increase2[i] = dsp_audio_s16_to_law[sample & 0xffff];  in dsp_audio_generate_volume_changes()
341 		sample = dsp_audio_law_to_s32[i] * num[2] / denum[2];  in dsp_audio_generate_volume_changes()
342 		if (sample < -32768)  in dsp_audio_generate_volume_changes()
343 			sample = -32768;  in dsp_audio_generate_volume_changes()
344 		else if (sample > 32767)  in dsp_audio_generate_volume_changes()
345 			sample = 32767;  in dsp_audio_generate_volume_changes()
346 		dsp_audio_increase3[i] = dsp_audio_s16_to_law[sample & 0xffff];  in dsp_audio_generate_volume_changes()
347 		sample = dsp_audio_law_to_s32[i] * num[3] / denum[3];  in dsp_audio_generate_volume_changes()
348 		if (sample < -32768)  in dsp_audio_generate_volume_changes()
349 			sample = -32768;  in dsp_audio_generate_volume_changes()
350 		else if (sample > 32767)  in dsp_audio_generate_volume_changes()
351 			sample = 32767;  in dsp_audio_generate_volume_changes()
352 		dsp_audio_increase4[i] = dsp_audio_s16_to_law[sample & 0xffff];  in dsp_audio_generate_volume_changes()
353 		sample = dsp_audio_law_to_s32[i] * num[4] / denum[4];  in dsp_audio_generate_volume_changes()
354 		if (sample < -32768)  in dsp_audio_generate_volume_changes()
355 			sample = -32768;  in dsp_audio_generate_volume_changes()
356 		else if (sample > 32767)  in dsp_audio_generate_volume_changes()
357 			sample = 32767;  in dsp_audio_generate_volume_changes()
358 		dsp_audio_increase5[i] = dsp_audio_s16_to_law[sample & 0xffff];  in dsp_audio_generate_volume_changes()
359 		sample = dsp_audio_law_to_s32[i] * num[5] / denum[5];  in dsp_audio_generate_volume_changes()
360 		if (sample < -32768)  in dsp_audio_generate_volume_changes()
361 			sample = -32768;  in dsp_audio_generate_volume_changes()
362 		else if (sample > 32767)  in dsp_audio_generate_volume_changes()
363 			sample = 32767;  in dsp_audio_generate_volume_changes()
364 		dsp_audio_increase6[i] = dsp_audio_s16_to_law[sample & 0xffff];  in dsp_audio_generate_volume_changes()
365 		sample = dsp_audio_law_to_s32[i] * num[6] / denum[6];  in dsp_audio_generate_volume_changes()
366 		if (sample < -32768)  in dsp_audio_generate_volume_changes()
367 			sample = -32768;  in dsp_audio_generate_volume_changes()
368 		else if (sample > 32767)  in dsp_audio_generate_volume_changes()
369 			sample = 32767;  in dsp_audio_generate_volume_changes()
370 		dsp_audio_increase7[i] = dsp_audio_s16_to_law[sample & 0xffff];  in dsp_audio_generate_volume_changes()
371 		sample = dsp_audio_law_to_s32[i] * num[7] / denum[7];  in dsp_audio_generate_volume_changes()
372 		if (sample < -32768)  in dsp_audio_generate_volume_changes()
373 			sample = -32768;  in dsp_audio_generate_volume_changes()
374 		else if (sample > 32767)  in dsp_audio_generate_volume_changes()
375 			sample = 32767;  in dsp_audio_generate_volume_changes()
376 		dsp_audio_increase8[i] = dsp_audio_s16_to_law[sample & 0xffff];  in dsp_audio_generate_volume_changes()