replace non-intuitive condition by intuitive one (7c29e0fc) · Commits · SA4 / Audio / IVAS BASOP

lib_com/prot_fx.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -3268,6 +3268,10 @@ void elliptic_bpf_48k_generic_fx(
		Word32 memory_fx[][4], /* i/o: 4 arrays of 4 for memory memory_fx_Q */
		Word16 memory_fx_Q[],
		const Word16 full_band_bpf[][5] /* i : filter coefficients b0,b1,b2,a0,a1,a2 Q13 */
		#ifdef FIX_1439_SPEEDUP_elliptic_bpf_48k_generic_upsampledsig
		,
		const int isUpsampledBy3 /* i : input signal is upsampled by factor 3 by inserting zeros */
		#endif
		);

		void synthesise_fb_high_band_fx(

lib_com/swb_tbe_com_fx.c

+21 −11

Original line number	Diff line number	Diff line
		@@ -6705,6 +6705,10 @@ void elliptic_bpf_48k_generic_fx(
		Word32 memory_fx2[][4], /* i/o: 4 arrays of 4 for memory */
		Word16 memory_fx_Q[],
		const Word16 full_band_bpf_fx[][5] /* i : filter coefficients b0,b1,b2,a0,a1,a2 Q13 */
		#ifdef FIX_1439_SPEEDUP_elliptic_bpf_48k_generic_upsampledsig
		,
		const int isUpsampledBy3 /* i : input signal is upsampled by factor 3 by inserting zeros */
		#endif
		)
		{
		Word16 i, j;
		@@ -6790,8 +6794,7 @@ void elliptic_bpf_48k_generic_fx(


		#if defined( FIX_1439_SPEEDUP_elliptic_bpf_48k_generic_upsampledsig ) && !defined( FIX_1439_SIMPLIFY_elliptic_bpf_48k_generic )
		test();
		IF( full_band_bpf_fx == full_band_bpf_3_fx \|\| full_band_bpf_fx == full_band_bpf_1_fx )
		IF( isUpsampledBy3 )
		{
		i = 4;
		L_tmpX = L_shr( L_mult( input_fx[i - 4], full_band_bpf_fx[0][4] ), 3 ); // 0 /Q_input_fx + 13 + 1 - 3/
		@@ -6861,8 +6864,7 @@ void elliptic_bpf_48k_generic_fx(
		#endif /FIX_1439_SPEEDUP_elliptic_bpf_48k_generic_upsampledsig/

		#ifdef FIX_1439_SPEEDUP_elliptic_bpf_48k_generic_upsampledsig
		test();
		IF( full_band_bpf_fx == full_band_bpf_3_fx \|\| full_band_bpf_fx == full_band_bpf_1_fx )
		IF( isUpsampledBy3 )
		{
		#ifdef FIX_1439_SIMPLIFY_elliptic_bpf_48k_generic
		FOR( i = 0; i < L_FRAME48k; i++ )
		@@ -7178,12 +7180,20 @@ void synthesise_fb_high_band_fx(
		IF( EQ_16( L_frame, L_FRAME16k ) )
		{
		/* for 16kHz ACELP core */
		elliptic_bpf_48k_generic_fx( excitation_in_interp3, &exp_tmp, tmp, bpf_memory, bpf_memory_Q, full_band_bpf_3_fx );
		elliptic_bpf_48k_generic_fx( excitation_in_interp3, &exp_tmp, tmp, bpf_memory, bpf_memory_Q, full_band_bpf_3_fx
		#ifdef FIX_1439_SPEEDUP_elliptic_bpf_48k_generic_upsampledsig
		, 1
		#endif
		);
		}
		ELSE
		{
		/* for 12.8kHz ACELP core */
		elliptic_bpf_48k_generic_fx( excitation_in_interp3, &exp_tmp, tmp, bpf_memory, bpf_memory_Q, full_band_bpf_1_fx );
		elliptic_bpf_48k_generic_fx( excitation_in_interp3, &exp_tmp, tmp, bpf_memory, bpf_memory_Q, full_band_bpf_1_fx
		#ifdef FIX_1439_SPEEDUP_elliptic_bpf_48k_generic_upsampledsig
		,1
		#endif
		);
		}
		temp1 = sum2_fx_mod( tmp, L_FRAME48k );

lib_enc/swb_tbe_enc_fx.c

+15 −3

Original line number	Diff line number	Diff line
		@@ -7330,7 +7330,11 @@ void fb_tbe_enc_fx(

		Copy_Scale_sig( new_input, input_fhb, L_FRAME48k, exp_temp );

		elliptic_bpf_48k_generic_fx( input_fhb, &exp_temp, tmp_vec, hBWE_TD->elliptic_bpf_2_48k_mem_fx, hBWE_TD->elliptic_bpf_2_48k_mem_fx_Q, full_band_bpf_2_fx );
		elliptic_bpf_48k_generic_fx( input_fhb, &exp_temp, tmp_vec, hBWE_TD->elliptic_bpf_2_48k_mem_fx, hBWE_TD->elliptic_bpf_2_48k_mem_fx_Q, full_band_bpf_2_fx
		#ifdef FIX_1439_SPEEDUP_elliptic_bpf_48k_generic_upsampledsig
		,0
		#endif
		);
		Sample_Delay_HP = NS2SA( 48000, ACELP_LOOK_NS + DELAY_FD_BWE_ENC_12k8_NS + DELAY_FIR_RESAMPL_NS ) - L_FRAME48k / 2;

		IF( NE_16( st->last_extl, FB_TBE ) )
		@@ -7459,11 +7463,19 @@ void fb_tbe_enc_ivas_fx(

		IF( EQ_16( st->element_mode, IVAS_CPE_DFT ) )
		{
		elliptic_bpf_48k_generic_fx( input_fhb_new, &exp_temp, tmp_vec, hBWE_TD->elliptic_bpf_2_48k_mem_fx, hBWE_TD->elliptic_bpf_2_48k_mem_fx_Q, full_band_bpf_2_fx );
		elliptic_bpf_48k_generic_fx( input_fhb_new, &exp_temp, tmp_vec, hBWE_TD->elliptic_bpf_2_48k_mem_fx, hBWE_TD->elliptic_bpf_2_48k_mem_fx_Q, full_band_bpf_2_fx
		#ifdef FIX_1439_SPEEDUP_elliptic_bpf_48k_generic_upsampledsig
		,0
		#endif
		);
		}
		ELSE
		{
		elliptic_bpf_48k_generic_fx( input_fhb_new + NS2SA( 48000, DELAY_FIR_RESAMPL_NS ), &exp_temp, tmp_vec, hBWE_TD->elliptic_bpf_2_48k_mem_fx, hBWE_TD->elliptic_bpf_2_48k_mem_fx_Q, full_band_bpf_2_fx );
		elliptic_bpf_48k_generic_fx( input_fhb_new + NS2SA( 48000, DELAY_FIR_RESAMPL_NS ), &exp_temp, tmp_vec, hBWE_TD->elliptic_bpf_2_48k_mem_fx, hBWE_TD->elliptic_bpf_2_48k_mem_fx_Q, full_band_bpf_2_fx
		#ifdef FIX_1439_SPEEDUP_elliptic_bpf_48k_generic_upsampledsig
		,0
		#endif
		);
		}

		test();