Merge branch 'main' into update_crend (834e6ba2) · Commits · SA4 / Audio / IVAS BASOP

lib_com/cnst.h

+4 −1

Original line number	Diff line number	Diff line
		@@ -127,6 +127,8 @@
		#define ONE_IN_Q30 1073741824
		#define ONE_IN_Q31 0x7fffffff
		#define MINUS_ONE_IN_Q31 -2147483648
		#define TWO_IN_Q29 1073741824
		#define FOUR_IN_Q28 1073741824

		#define MAX_WORD16 32767
		#define ONE_IN_Q62 (Word64)0x4000000000000000
		@@ -2991,7 +2993,8 @@ enum
		#define SYNC_BAD_FRAME (UWord16) 0x6B20 /* synchronization word of a "bad" frame */
		#define G192_BIN0 (UWord16) 0x007F /* binary "0" according to ITU-T G.192 */
		#define G192_BIN1 (UWord16) 0x0081 /* binary "1" according to ITU-T G.192 */

		#define DEGREE_180 (Word32)(180.0 *ONE_IN_Q23)
		#define DEGREE_360 (Word32)(360.0 *ONE_IN_Q23)
		extern const Word16 Idx2Freq_Tbl[];
		#if 0
		//TO do add in rom_com

lib_com/fd_cng_com.c

+73 −0

Original line number	Diff line number	Diff line
		@@ -1126,7 +1126,80 @@ void SynthesisSTFT_dirac_flt(
		return;
		}

		#ifdef IVAS_FLOAT_FIXED
		void SynthesisSTFT_dirac_fx(
		Word32 fftBuffer, / i : FFT bins */
		Word32 *timeDomainOutput,
		Word32 *olapBuffer,
		const Word16 *olapWin,
		const Word16 samples_out,
		HANDLE_FD_CNG_COM hFdCngCom /* i/o: FD_CNG structure containing all buffers and variables */
		)
		{
		Word16 i;
		Word32 buf[M + 1 + 320], tmp;

		/* Perform IFFT */
		RFFTN_fx( fftBuffer, hFdCngCom->fftSineTab_fx, hFdCngCom->fftlen, 1 );

		/* Handle overlap in P/S domain for stereo */
		Copy32( olapBuffer + hFdCngCom->frameSize, olapBuffer, hFdCngCom->frameSize );
		set32_fx( olapBuffer + hFdCngCom->frameSize, 0, hFdCngCom->frameSize ); /olapBuffer, fftBuffer, olapWin/

		FOR ( i = shr(hFdCngCom->frameSize, 2); i < i_mult(3, shr(hFdCngCom->frameSize, 2)); i++ )
		{
		olapBuffer[i] = L_add(olapBuffer[i], Mpy_32_16_1(fftBuffer[i], olapWin[i - hFdCngCom->frameSize / 4]));
		}
		FOR ( ; i < i_mult(5, shr(hFdCngCom->frameSize, 2)); i++ )
		{
		olapBuffer[i] = fftBuffer[i]; move32();
		}

		FOR ( ; i < i_mult(7, shr(hFdCngCom->frameSize, 2)); i++ )
		{
		olapBuffer[i] = fftBuffer[i]; move32();
		}

		FOR ( ; i < hFdCngCom->fftlen; i++ )
		{
		olapBuffer[i] = 0; move32();
		}

		Word32 fftScale = 0; move32();
		SWITCH(hFdCngCom->fftlen)
		{
		case 640:
		fftScale = FFT_SCALING_640; move32();
		break;
		case 512:
		fftScale = FFT_SCALING_512; move32();
		break;
		default:
		assert(!"Not supported FFT length!");
		}

		/* Get time-domain signal */
		v_multc_fixed(olapBuffer + hFdCngCom->frameSize / 4, fftScale, timeDomainOutput, samples_out); // Q_in - 9

		/* Get excitation */
		v_multc_fixed(olapBuffer + (hFdCngCom->frameSize / 4) - (M + 1), fftScale, buf, M + 1 + hFdCngCom->frameSize);
		tmp = buf[0];
		preemph_ivas_fx( buf + 1, PREEMPH_FAC, M + hFdCngCom->frameSize, &tmp );
		residu_ivas_fx( hFdCngCom->A_cng, Q13, M, buf + 1 + M, hFdCngCom->exc_cng_32fx, hFdCngCom->frameSize );

		/* update and window olapBuf if we have a output frame that is shorter than the default frame size...*/
		IF ( LT_16(samples_out, hFdCngCom->frameSize ))
		{
		Copy32( olapBuffer + samples_out, olapBuffer + hFdCngCom->frameSize, i_mult(3, shr(hFdCngCom->frameSize, 2)));
		}
		FOR ( i = i_mult(5, shr(hFdCngCom->frameSize, 2)); i < i_mult(7, shr(hFdCngCom->frameSize, 2)); i++ )
		{
		olapBuffer[i] = Mpy_32_16_1(olapBuffer[i], olapWin[i - 3 * hFdCngCom->frameSize / 4]);
		}

		return;
		}
		#endif
		/*-------------------------------------------------------------------
		* mhvals_flt()
		*

lib_com/float_to_fix_ops.c

+35 −381

File changed.

Preview size limit exceeded, changes collapsed.

lib_com/ivas_cnst.h

+14 −0

Original line number	Diff line number	Diff line
		@@ -50,9 +50,11 @@
		#define _180_OVER_PI_Q25 1922527233
		#define _180_OVER_PI_FX (Word32) (( 180.0f / EVS_PI ) *ONE_IN_Q10)
		#define PI_OVER_4_Q29 421657440
		#define _180_OVER_PI_Q9 ( 29335 )
		#define PI_OVER_Q29 1686629760
		#define Q31_0_99 2126008811
		#define Q31_0_01 21474836
		#define PI_OVER_180_FX (Word32) (( EVS_PI / 180.0f ) * ONE_IN_Q31)
		#endif
		#define PI_OVER_4_Q29 421657440
		#define PI_OVER_Q29 1686629760
		@@ -983,6 +985,12 @@ typedef enum
		#define DIRAC_ONSET_ALPHA 0.95f
		#define DIRAC_ONSET_BETA 0.995f
		#define DIRAC_ONSET_GAIN 4.0f
		#ifdef IVAS_FLOAT_FIXED
		#define DIRAC_ONSET_ALPHA_FX 31129//Q15
		#define DIRAC_ONSET_BETA_FX 32604 //Q15
		#define ONE_DIRAC_ONSET_BETA_FX 163 //Q15
		#define DIRAC_ONSET_GAIN_FX 16384 //Q12
		#endif

		#define DELAY_DIRAC_ENC_CMP_NS 9500000L /* Delay to be compensated on DirAC encoder */
		#define DELAY_DIRAC_SPAR_ENC_CMP_NS 500000L /* here we may set the 24 samples (at 48 kHz) additional delay to something else, leave as is for now*/
		@@ -1501,6 +1509,12 @@ typedef enum
		#define IVAS_LFE_SHIFT_BITS 5
		#define IVAS_LFE_BITRATE_5000 5000
		#define IVAS_LFE_ABS_SUM_FLT_THR (0.000001f)

		#ifdef IVAS_FLOAT_FIXED
		#define IVAS_LFE_ABS_SUM_FLT_THR_Q42 4398047
		#endif // IVAS_FLOAT_FIXED


		#define IVAS_ZERO_PAD_LEN_MULT_FAC (0.5f)

		#define IVAS_ZERO_PAD_LEN_MULT_FAC_fx 16384 //0.5*Q15

lib_com/ivas_prot.h

+72 −13

Original line number	Diff line number	Diff line
		@@ -3198,10 +3198,8 @@ void mvr2r_inc_fixed_one(
		);

		void mvr2r_inc_fixed(
		const float x[], /* i : input vector */
		const Word32 x_fx[], /* i : input vector */
		const int16_t x_inc, /* i : increment for vector x[] */
		float y[], /* o : output vector */
		Word32 y_fx[], /* o : output vector */
		const int16_t y_inc, /* i : increment for vector y[] */
		const int16_t n /* i : vector size */
		@@ -3230,6 +3228,16 @@ void v_mult_inc_fx(
		const Word16 y_inc, /* i : increment for vector y[i] */
		const Word16 N /* i : Vector length */
		);

		void v_add_inc_fx(
		const Word32 x1[], /* i : Input vector 1 */
		const Word16 x_inc, /* i : Increment for input vector 1 */
		const Word32 x2[], /* i : Input vector 2 */
		const Word16 x2_inc, /* i : Increment for input vector 2 */
		Word32 y[], /* o : Output vector that contains vector 1 + vector 2 */
		const Word16 y_inc, /* i : increment for vector y[] */
		const Word16 N /* i : Vector length */
		);
		#endif

		void v_mult_inc(
		@@ -3274,7 +3282,18 @@ void v_min_fx(
		Word16 *y_q_fx,
		const Word16 N /* i : Vector length */
		);

		void v_mult_inc_fixed(
		const Word32 x1_fx[], /* i : Input vector 1 */
		const Word16 x1_inc, /* i : Increment for input vector 1 */
		const Word32 x2_fx[], /* i : Input vector 2 */
		const Word16 x2_inc, /* i : Increment for input vector 1 */
		Word32 y_fx[], /* o : Output vector that contains vector 1 .* vector 2 */
		const Word16 y_inc, /* i : increment for vector y[i] */
		const Word16 N /* i : Vector length */
		);
		#endif

		void v_min(
		const float x1[], /* i : Input vector 1 */
		const float x2[], /* i : Input vector 2 */
		@@ -4275,7 +4294,14 @@ void generate_masking_noise_lb_dirac(
		const int16_t nCldfbTs, /* i : number of CLDFB slots that will be rendered */
		const int16_t cna_flag /* i : CNA flag for LB and HB */
		);

		#ifdef IVAS_FLOAT_FIXED
		void generate_masking_noise_lb_dirac_fx(
		HANDLE_FD_CNG_COM hFdCngCom, /* i/o: FD_CNG structure containing all buffers and variables */
		Word32 tdBuffer, / i/o: time-domain signal, if NULL no LB-CNA */
		const Word16 nCldfbTs, /* i : number of CLDFB slots that will be rendered */
		const Word16 cna_flag /* i : CNA flag for LB and HB */
		);
		#endif
		#ifdef IVAS_FLOAT_FIXED
		void ivas_dirac_dec_close_fx(
		DIRAC_DEC_HANDLE *hDirAC_out
		@@ -4840,8 +4866,7 @@ void ivas_sba_mix_matrix_determiner_fx(
		const Word16 bfi, /* i : BFI flag */
		const Word16 nchan_remapped, /* i : num channels after remapping of TCs */
		const Word16 output_frame, /* i : output frame length */
		const Word16 num_md_sub_frames, /* i : number of subframes in mixing matrix */
		Word16* Q_mixer_mat
		const Word16 num_md_sub_frames /* i : number of subframes in mixing matrix */
		);
		#endif // IVAS_FLOAT_FIXED

		@@ -5081,11 +5106,22 @@ void ivas_spar_dec_agc_pca_fx(
		const Word16 output_frame /* i : output frame length */
		);
		#endif
		#ifdef IVAS_FLOAT_FIXED
		void ivas_spar_dec_set_render_map_fx(
		Decoder_Struct st_ivas, / i/o: IVAS decoder structure */
		const Word16 nCldfbTs /* i : number of CLDFB time slots */
		);
		#endif
		void ivas_spar_dec_set_render_map(
		Decoder_Struct st_ivas, / i/o: IVAS decoder structure */
		const int16_t nCldfbTs /* i : number of CLDFB time slots */
		);

		#ifdef IVAS_FLOAT_FIXED
		void ivas_spar_dec_set_render_params_fx(
		Decoder_Struct st_ivas, / i/o: IVAS decoder handle */
		const Word16 n_cldfb_slots /* i : number of cldfb slots in this frame */
		);
		#endif
		void ivas_spar_dec_set_render_params(
		Decoder_Struct st_ivas, / i/o: IVAS decoder handle */
		const int16_t n_cldfb_slots /* i : number of cldfb slots in this frame */
		@@ -5097,13 +5133,26 @@ void ivas_spar_dec_digest_tc(
		const int16_t nCldfbSlots, /* i : number of CLDFB slots */
		const int16_t nSamplesForRendering /* i : number of samples provided */
		);

		#ifdef IVAS_FLOAT_FIXED
		void ivas_spar_dec_digest_tc_fx(
		Decoder_Struct st_ivas, / i/o: IVAS decoder handle */
		const Word16 nchan_transport, /* i : number of transport channels */
		const Word16 nCldfbSlots, /* i : number of CLDFB slots */
		const Word16 nSamplesForRendering /* i : number of samples provided */
		);
		#endif
		void ivas_sba_dec_digest_tc(
		Decoder_Struct st_ivas, / i/o: IVAS decoder handle */
		const int16_t nCldfbSlots, /* i : number of CLDFB slots */
		const int16_t nSamplesForRendering /* i : number of samples provided */
		);

		#ifdef IVAS_FLOAT_FIXED
		void ivas_sba_dec_digest_tc_fx(
		Decoder_Struct st_ivas, / i/o: IVAS decoder handle */
		const Word16 nCldfbSlots, /* i : number of CLDFB slots */
		const Word16 nSamplesForRendering /* i : number of samples provided */
		);
		#endif
		ivas_error ivas_sba_dec_render(
		Decoder_Struct st_ivas, / i/o: IVAS decoder handle */
		const uint16_t nSamplesAsked, /* i : number of CLDFB slots requested */
		@@ -5343,8 +5392,7 @@ void ivas_spar_dec_gen_umx_mat_fx(
		const Word16 nchan_transport, /* i : number of transport channels */
		const Word16 num_bands_out, /* i : number of output bands */
		const Word16 bfi, /* i : bad frame indicator */
		const Word16 num_md_sub_frames,
		Word16 * Q_mixer_mat
		const Word16 num_md_sub_frames
		);
		#endif // IVAS_FLOAT_FIXED

		@@ -6530,6 +6578,17 @@ void ivas_lfe_enc(
		BSTR_ENC_HANDLE hBstr /* i/o: bitstream handle */
		);

		#ifdef IVAS_FLOAT_FIXED
		void ivas_lfe_enc_fx(
		LFE_ENC_HANDLE hLFE, /* i/o: LFE encoder handle */
		Word32 data_lfe_ch[], /* i : input LFE signal */
		Word16 q_data_lfe_ch, /* i : Q of input LFE signal */
		const Word16 input_frame, /* i : input frame length per channel */
		BSTR_ENC_HANDLE hBstr /* i/o: bitstream handle */
		);
		#endif // IVAS_FLOAT_FIXED


		ivas_error ivas_create_lfe_dec(
		LFE_DEC_HANDLE hLFE_out, / o : IVAS LFE decoder structure */
		const int32_t output_Fs, /* i : output sampling rate */