Cross Reference: /external/libgsm/src/long

Lines Matching defs:Nc
23  * This module computes the LTP gain (bc) and the LTP lag (Nc)
60 	word		Nc, bc;
94 	Nc    = 40;	/* index for the maximum cross-correlation */
100 			Nc    = lambda;
104 	*Nc_out = Nc;
112 	assert( Nc <= 120 && Nc >= 40);
122 		L_temp   = SASR( dp[k - Nc], 3 );
164 	word		Nc, bc;
201 	Nc    = 40;	/* index for the maximum cross-correlation */
233 			Nc    = lambda;
238 	*Nc_out = Nc;
247 	assert( Nc <= 120 && Nc >= 40);
257 		L_temp   = SASR( dp[k - Nc], 3 );
302 	word		Nc, bc;
353 	Nc    = 40;	/* index for the maximum cross-correlation */
407 		if (S0 > L_max) { L_max = S0; Nc = lambda;     }
408 		if (S1 > L_max) { L_max = S1; Nc = lambda + 1; }
409 		if (S2 > L_max) { L_max = S2; Nc = lambda + 2; }
410 		if (S3 > L_max) { L_max = S3; Nc = lambda + 3; }
411 		if (S4 > L_max) { L_max = S4; Nc = lambda + 4; }
412 		if (S5 > L_max) { L_max = S5; Nc = lambda + 5; }
413 		if (S6 > L_max) { L_max = S6; Nc = lambda + 6; }
414 		if (S7 > L_max) { L_max = S7; Nc = lambda + 7; }
415 		if (S8 > L_max) { L_max = S8; Nc = lambda + 8; }
418 	*Nc_out = Nc;
427 	assert( Nc <= 120 && Nc >= 40);
437 		L_temp   = SASR( dp[k - Nc], 3 );
479 	word		Nc, bc;
519 	Nc    = 40;	/* index for the maximum cross-correlation */
573 		if (S0 > L_max) { L_max = S0; Nc = lambda;     }
574 		if (S1 > L_max) { L_max = S1; Nc = lambda + 1; }
575 		if (S2 > L_max) { L_max = S2; Nc = lambda + 2; }
576 		if (S3 > L_max) { L_max = S3; Nc = lambda + 3; }
577 		if (S4 > L_max) { L_max = S4; Nc = lambda + 4; }
578 		if (S5 > L_max) { L_max = S5; Nc = lambda + 5; }
579 		if (S6 > L_max) { L_max = S6; Nc = lambda + 6; }
580 		if (S7 > L_max) { L_max = S7; Nc = lambda + 7; }
581 		if (S8 > L_max) { L_max = S8; Nc = lambda + 8; }
583 	*Nc_out = Nc;
592 	assert( Nc <= 120 && Nc >= 40);
602 		L_temp   = SASR( dp[k - Nc], 3 );
648 	word		Nc, bc;
670 	Nc    = 40;	/* index for the maximum cross-correlation */
675 			Nc    = lambda;
680 	*Nc_out = Nc;
689 	dp_float -= Nc;
720 	word		Nc, bc;
733 	Nc    = 40;	/* index for the maximum cross-correlation */
787 		if (S0 > L_max) { L_max = S0; Nc = lambda;     }
788 		if (S1 > L_max) { L_max = S1; Nc = lambda + 1; }
789 		if (S2 > L_max) { L_max = S2; Nc = lambda + 2; }
790 		if (S3 > L_max) { L_max = S3; Nc = lambda + 3; }
791 		if (S4 > L_max) { L_max = S4; Nc = lambda + 4; }
792 		if (S5 > L_max) { L_max = S5; Nc = lambda + 5; }
793 		if (S6 > L_max) { L_max = S6; Nc = lambda + 6; }
794 		if (S7 > L_max) { L_max = S7; Nc = lambda + 7; }
795 		if (S8 > L_max) { L_max = S8; Nc = lambda + 8; }
797 	*Nc_out = Nc;
807 	dp_float -= Nc;
834 static void Long_term_analysis_filtering P6((bc,Nc,dp,d,dpp,e),
836 	word		Nc,	/* 					IN  */
855 		dpp[k]  = GSM_MULT_R( BP, dp[k - Nc]);	\
867 void Gsm_Long_Term_Predictor P7((S,d,dp,e,dpp,Nc,bc), 	/* 4x for 160 samples */
876 	word	* Nc,	/* correlation lag		OUT	*/
881 	assert( dpp); assert( Nc ); assert( bc );
888 				d, dp, bc, Nc);
891 			Fast_Calculation_of_the_LTP_parameters(d, dp, bc, Nc );
896 			Cut_Calculation_of_the_LTP_parameters(S, d, dp, bc, Nc);
899 			Calculation_of_the_LTP_parameters(d, dp, bc, Nc);
901 	Long_term_analysis_filtering( *bc, *Nc, dp, d, dpp, e );