Cross Reference: /drivers/isdn/mISDN/dsp

Lines Matching defs:sample
104 static unsigned char linear2ulaw(short sample)
126 	/* Get the sample into sign-magnitude. */
127 	sign = (sample >> 8) & 0x80;	  /* set aside the sign */
129 		sample = -sample;	      /* get magnitude */
132 	sample = sample + BIAS;
133 	exponent = exp_lut[(sample >> 7) & 0xFF];
134 	mantissa = (sample >> (exponent + 3)) & 0x0F;
192  * the seven bit sample is the number of every second alaw-sample ordered by
199  * generate table for conversion law from/to 7-bit alaw-like sample *
222 		/* spl is the source: the law-sample (converted to alaw) */
226 		/* find the 7-bit-sample */
254 	s32 sample;
260 			sample = dsp_audio_law_to_s32[i];
261 			sample += dsp_audio_law_to_s32[j];
262 			if (sample > 32767)
263 				sample = 32767;
264 			if (sample < -32768)
265 				sample = -32768;
267 				dsp_audio_s16_to_law[sample & 0xffff];
318 	register s32 sample;
341 		sample = dsp_audio_law_to_s32[i] * num[0] / denum[0];
342 		if (sample < -32768)
343 			sample = -32768;
344 		else if (sample > 32767)
345 			sample = 32767;
346 		dsp_audio_increase1[i] = dsp_audio_s16_to_law[sample & 0xffff];
347 		sample = dsp_audio_law_to_s32[i] * num[1] / denum[1];
348 		if (sample < -32768)
349 			sample = -32768;
350 		else if (sample > 32767)
351 			sample = 32767;
352 		dsp_audio_increase2[i] = dsp_audio_s16_to_law[sample & 0xffff];
353 		sample = dsp_audio_law_to_s32[i] * num[2] / denum[2];
354 		if (sample < -32768)
355 			sample = -32768;
356 		else if (sample > 32767)
357 			sample = 32767;
358 		dsp_audio_increase3[i] = dsp_audio_s16_to_law[sample & 0xffff];
359 		sample = dsp_audio_law_to_s32[i] * num[3] / denum[3];
360 		if (sample < -32768)
361 			sample = -32768;
362 		else if (sample > 32767)
363 			sample = 32767;
364 		dsp_audio_increase4[i] = dsp_audio_s16_to_law[sample & 0xffff];
365 		sample = dsp_audio_law_to_s32[i] * num[4] / denum[4];
366 		if (sample < -32768)
367 			sample = -32768;
368 		else if (sample > 32767)
369 			sample = 32767;
370 		dsp_audio_increase5[i] = dsp_audio_s16_to_law[sample & 0xffff];
371 		sample = dsp_audio_law_to_s32[i] * num[5] / denum[5];
372 		if (sample < -32768)
373 			sample = -32768;
374 		else if (sample > 32767)
375 			sample = 32767;
376 		dsp_audio_increase6[i] = dsp_audio_s16_to_law[sample & 0xffff];
377 		sample = dsp_audio_law_to_s32[i] * num[6] / denum[6];
378 		if (sample < -32768)
379 			sample = -32768;
380 		else if (sample > 32767)
381 			sample = 32767;
382 		dsp_audio_increase7[i] = dsp_audio_s16_to_law[sample & 0xffff];
383 		sample = dsp_audio_law_to_s32[i] * num[7] / denum[7];
384 		if (sample < -32768)
385 			sample = -32768;
386 		else if (sample > 32767)
387 			sample = 32767;
388 		dsp_audio_increase8[i] = dsp_audio_s16_to_law[sample & 0xffff];