libeffects: Remove unused functions (62e9bc30) · Commits · e / os / android_frameworks_av

media/libeffects/lvm/lib/Android.bp

+0 −11

Original line number	Diff line number	Diff line
		@@ -69,28 +69,20 @@ cc_library_static {
		"Common/src/PK_2I_D32F32C14G11_TRC_WRA_01.cpp",
		"Common/src/PK_2I_D32F32CssGss_TRC_WRA_01_Init.cpp",
		"Common/src/PK_2I_D32F32CllGss_TRC_WRA_01_Init.cpp",
		"Common/src/Int16LShiftToInt32_16x32.cpp",
		"Common/src/From2iToMono_16.cpp",
		"Common/src/Copy_16.cpp",
		"Common/src/MonoTo2I_16.cpp",
		"Common/src/MonoTo2I_32.cpp",
		"Common/src/LoadConst_16.cpp",
		"Common/src/LoadConst_32.cpp",
		"Common/src/dB_to_Lin32.cpp",
		"Common/src/Shift_Sat_v16xv16.cpp",
		"Common/src/Shift_Sat_v32xv32.cpp",
		"Common/src/Abs_32.cpp",
		"Common/src/Int32RShiftToInt16_Sat_32x16.cpp",
		"Common/src/From2iToMono_32.cpp",
		"Common/src/mult3s_16x16.cpp",
		"Common/src/Mult3s_32x16.cpp",
		"Common/src/NonLinComp_D16.cpp",
		"Common/src/DelayMix_16x16.cpp",
		"Common/src/MSTo2i_Sat_16x16.cpp",
		"Common/src/From2iToMS_16x16.cpp",
		"Common/src/Mac3s_Sat_16x16.cpp",
		"Common/src/Mac3s_Sat_32x16.cpp",
		"Common/src/Add2_Sat_16x16.cpp",
		"Common/src/Add2_Sat_32x32.cpp",
		"Common/src/LVC_MixSoft_1St_2i_D16C31_SAT.cpp",
		"Common/src/LVC_MixSoft_1St_D16C31_SAT.cpp",
		@@ -168,16 +160,13 @@ cc_library_static {
		"Reverb/src/LVREV_Tables.cpp",
		"Common/src/Abs_32.cpp",
		"Common/src/InstAlloc.cpp",
		"Common/src/LoadConst_16.cpp",
		"Common/src/LoadConst_32.cpp",
		"Common/src/From2iToMono_32.cpp",
		"Common/src/Mult3s_32x16.cpp",
		"Common/src/FO_1I_D32F32C31_TRC_WRA_01.cpp",
		"Common/src/FO_1I_D32F32Cll_TRC_WRA_01_Init.cpp",
		"Common/src/DelayAllPass_Sat_32x16To32.cpp",
		"Common/src/Copy_16.cpp",
		"Common/src/Mac3s_Sat_32x16.cpp",
		"Common/src/DelayWrite_32.cpp",
		"Common/src/Shift_Sat_v32xv32.cpp",
		"Common/src/Add2_Sat_32x32.cpp",
		"Common/src/JoinTo2i_32x32.cpp",

media/libeffects/lvm/lib/Common/lib/AGC.h

+0 −5

Original line number	Diff line number	Diff line
		@@ -48,11 +48,6 @@ typedef struct {
		/* Function Prototypes */
		/* */
		/**********************************************************************************/
		void AGC_MIX_VOL_2St1Mon_D32_WRA(AGC_MIX_VOL_2St1Mon_FLOAT_t* pInstance, /* Instance pointer */
		const LVM_FLOAT* pStSrc, /* Stereo source */
		const LVM_FLOAT* pMonoSrc, /* Mono source */
		LVM_FLOAT* pDst, /* Stereo destination */
		LVM_UINT16 n); /* Number of samples */
		void AGC_MIX_VOL_Mc1Mon_D32_WRA(AGC_MIX_VOL_2St1Mon_FLOAT_t* pInstance, /* Instance pointer */
		const LVM_FLOAT* pStSrc, /* Source */
		const LVM_FLOAT* pMonoSrc, /* Mono source */

media/libeffects/lvm/lib/Common/lib/BIQUAD.h

+0 −4

Original line number	Diff line number	Diff line
		@@ -161,8 +161,6 @@ void FO_2I_D16F32Css_LShx_TRC_WRA_01_Init(Biquad_FLOAT_Instance_t* pInstance,
		Biquad_2I_Order1_FLOAT_Taps_t* pTaps,
		FO_FLOAT_LShx_Coefs_t* pCoef);

		void FO_2I_D16F32C15_LShx_TRC_WRA_01(Biquad_FLOAT_Instance_t* pInstance, LVM_FLOAT* pDataIn,
		LVM_FLOAT* pDataOut, LVM_INT16 NrSamples);
		/* 32 bit data path ***********************************************************/
		void FO_1I_D32F32Cll_TRC_WRA_01_Init(Biquad_FLOAT_Instance_t* pInstance,
		Biquad_1I_Order1_FLOAT_Taps_t* pTaps, FO_FLOAT_Coefs_t* pCoef);
		@@ -193,8 +191,6 @@ void BP_1I_D32F32C30_TRC_WRA_02(Biquad_FLOAT_Instance_t* pInstance, LVM_FLOAT* p
		void PK_2I_D32F32CssGss_TRC_WRA_01_Init(Biquad_FLOAT_Instance_t* pInstance,
		Biquad_2I_Order2_FLOAT_Taps_t* pTaps,
		PK_FLOAT_Coefs_t* pCoef);
		void PK_2I_D32F32C14G11_TRC_WRA_01(Biquad_FLOAT_Instance_t* pInstance, LVM_FLOAT* pDataIn,
		LVM_FLOAT* pDataOut, LVM_INT16 NrSamples);
		void PK_Mc_D32F32C14G11_TRC_WRA_01(Biquad_FLOAT_Instance_t* pInstance, LVM_FLOAT* pDataIn,
		LVM_FLOAT* pDataOut, LVM_INT16 NrFrames, LVM_INT16 NrChannels);

media/libeffects/lvm/lib/Common/lib/VectorArithmetic.h

+0 −38

Original line number	Diff line number	Diff line
		@@ -32,45 +32,16 @@ void Copy_Float_Mc_Stereo(const LVM_FLOAT* src, LVM_FLOAT* dst, LVM_INT16 NrFram
		void Copy_Float_Stereo_Mc(const LVM_FLOAT* src, LVM_FLOAT* StereoOut, LVM_FLOAT* dst,
		LVM_INT16 NrFrames, LVM_INT32 NrChannels);

		/*********************************************************************************
		* note: In Mult3s_16x16() saturation of result is not taken care when *
		* overflow occurs. *
		* For example when src = 0x8000, val = 0x8000 *
		* The function gives the output as 0x8000 instead of 0x7fff *
		* This is the only case which will give wrong result. *
		* For more information refer to Vector_Arithmetic.doc in /doc folder *
		*********************************************************************************/
		void Mult3s_Float(const LVM_FLOAT* src, const LVM_FLOAT val, LVM_FLOAT* dst, LVM_INT16 n);

		/*********************************************************************************
		* note: In Mult3s_32x16() saturation of result is not taken care when *
		* overflow occurs. *
		* For example when src = 0x8000000, val = 0x8000 *
		* The function gives the output as 0x8000000 instead of 0x7fffffff *
		* This is the only extreme condition which is giving unexpected result *
		* For more information refer to Vector_Arithmetic.doc in /doc folder *
		*********************************************************************************/
		void Mult3s_32x16(const LVM_INT32* src, const LVM_INT16 val, LVM_INT32* dst, LVM_INT16 n);
		void DelayMix_Float(const LVM_FLOAT* src, /* Source 1, to be delayed */
		LVM_FLOAT* delay, /* Delay buffer */
		LVM_INT16 size, /* Delay size */
		LVM_FLOAT* dst, /* Source/destination */
		LVM_INT16* pOffset, /* Delay offset */
		LVM_INT16 n); /* Number of stereo samples */
		void DelayWrite_32(const LVM_INT32* src, /* Source 1, to be delayed */
		LVM_INT32* delay, /* Delay buffer */
		LVM_UINT16 size, /* Delay size */
		LVM_UINT16* pOffset, /* Delay offset */
		LVM_INT16 n);
		void Add2_Sat_Float(const LVM_FLOAT* src, LVM_FLOAT* dst, LVM_INT16 n);
		void Mac3s_Sat_Float(const LVM_FLOAT* src, const LVM_FLOAT val, LVM_FLOAT* dst, LVM_INT16 n);
		void DelayAllPass_Sat_32x16To32(LVM_INT32* delay, /* Delay buffer */
		LVM_UINT16 size, /* Delay size */
		LVM_INT16 coeff, /* All pass filter coefficient */
		LVM_UINT16 DelayOffset, /* Simple delay offset */
		LVM_UINT16* pAllPassOffset, /* All pass filter delay offset */
		LVM_INT32* dst, /* Source/destination */
		LVM_INT16 n);

		/**********************************************************************************
		SHIFT FUNCTIONS
		@@ -87,15 +58,6 @@ void MSTo2i_Sat_Float(const LVM_FLOAT* srcM, const LVM_FLOAT* srcS, LVM_FLOAT* d
		void From2iToMS_Float(const LVM_FLOAT* src, LVM_FLOAT* dstM, LVM_FLOAT* dstS, LVM_INT16 n);
		void JoinTo2i_Float(const LVM_FLOAT* srcL, const LVM_FLOAT* srcR, LVM_FLOAT* dst, LVM_INT16 n);

		/**********************************************************************************
		DATA TYPE CONVERSION FUNCTIONS
		***********************************************************************************/

		void Int16LShiftToInt32_16x32(const LVM_INT16* src, LVM_INT32* dst, LVM_INT16 n, LVM_INT16 shift);

		void Int32RShiftToInt16_Sat_32x16(const LVM_INT32* src, LVM_INT16* dst, LVM_INT16 n,
		LVM_INT16 shift);

		/**********************************************************************************/

		#endif /* _VECTOR_ARITHMETIC_H_ */

media/libeffects/lvm/lib/Common/src/AGC_MIX_VOL_2St1Mon_D32_WRA.cpp

+0 −129

Original line number	Diff line number	Diff line
		@@ -35,135 +35,6 @@
		#define VOL_TC_FLOAT 2.0f /* As a power of 2 */
		#define DECAY_FAC_FLOAT 64.0f /* As a power of 2 */

		/****************************************************************************************/
		/* */
		/* FUNCTION: AGC_MIX_VOL_2St1Mon_D32_WRA */
		/* */
		/* DESCRIPTION: */
		/* Apply AGC and mix signals */
		/* */
		/* */
		/* StSrc ------------------\| */
		/* \| */
		/* ______ _\|_ ________ */
		/* \| \| \| \| \| \| */
		/* MonoSrc -->\| AGC \|---->\| + \|----->\| Volume \|------------------------------+---> */
		/* \| Gain \| \|___\| \| Gain \| \| */
		/* \|______\| \|________\| \| */
		/* /\|\ __________ ________ \| */
		/* \| \| \| \| \| \| */
		/* \|-------------------------------\| AGC Gain \|<--\| Peak \|<--\| */
		/* \| Update \| \| Detect \| */
		/* \|__________\| \|________\| */
		/* */
		/* */
		/* PARAMETERS: */
		/* pInstance Instance pointer */
		/* pStereoIn Stereo source */
		/* pMonoIn Mono band pass source */
		/* pStereoOut Stereo destination */
		/* */
		/* RETURNS: */
		/* Void */
		/* */
		/* NOTES: */
		/* */
		/****************************************************************************************/
		void AGC_MIX_VOL_2St1Mon_D32_WRA(AGC_MIX_VOL_2St1Mon_FLOAT_t* pInstance, /* Instance pointer */
		const LVM_FLOAT* pStSrc, /* Stereo source */
		const LVM_FLOAT* pMonoSrc, /* Mono source */
		LVM_FLOAT* pDst, /* Stereo destination */
		LVM_UINT16 NumSamples) /* Number of samples */
		{
		/*
		* General variables
		*/
		LVM_UINT16 i; /* Sample index */
		LVM_FLOAT Left; /* Left sample */
		LVM_FLOAT Right; /* Right sample */
		LVM_FLOAT Mono; /* Mono sample */
		LVM_FLOAT AbsPeak; /* Absolute peak signal */
		LVM_FLOAT AGC_Mult; /* Short AGC gain */
		LVM_FLOAT Vol_Mult; /* Short volume */

		/*
		* Instance control variables
		*/
		LVM_FLOAT AGC_Gain = pInstance->AGC_Gain; /* Get the current AGC gain */
		LVM_FLOAT AGC_MaxGain = pInstance->AGC_MaxGain; /* Get maximum AGC gain */
		LVM_FLOAT AGC_Attack = pInstance->AGC_Attack; /* Attack scaler */
		LVM_FLOAT AGC_Decay = (pInstance->AGC_Decay * (1 << (DECAY_SHIFT))); /* Decay scaler */
		LVM_FLOAT AGC_Target = pInstance->AGC_Target; /* Get the target level */
		LVM_FLOAT Vol_Current = pInstance->Volume; /* Actual volume setting */
		LVM_FLOAT Vol_Target = pInstance->Target; /* Target volume setting */
		LVM_FLOAT Vol_TC = pInstance->VolumeTC; /* Time constant */

		/*
		* Process on a sample by sample basis
		*/
		for (i = 0; i < NumSamples; i++) /* For each sample */
		{
		/*
		* Get the short scalers
		*/
		AGC_Mult = (LVM_FLOAT)(AGC_Gain); /* Get the short AGC gain */
		Vol_Mult = (LVM_FLOAT)(Vol_Current); /* Get the short volume gain */

		/*
		* Get the input samples
		*/
		Left = pStSrc++; / Get the left sample */
		Right = pStSrc++; / Get the right sample */
		Mono = pMonoSrc++; / Get the mono sample */

		/*
		* Apply the AGC gain to the mono input and mix with the stereo signal
		*/
		Left += (Mono * AGC_Mult); /* Mix in the mono signal */
		Right += (Mono * AGC_Mult);

		/*
		* Apply the volume and write to the output stream
		*/
		Left = Left * Vol_Mult;
		Right = Right * Vol_Mult;
		pDst++ = Left; / Save the results */
		*pDst++ = Right;

		/*
		* Update the AGC gain
		*/
		AbsPeak = Abs_Float(Left) > Abs_Float(Right) ? Abs_Float(Left) : Abs_Float(Right);
		if (AbsPeak > AGC_Target) {
		/*
		* The signal is too large so decrease the gain
		*/
		AGC_Gain = AGC_Gain * AGC_Attack;
		} else {
		/*
		* The signal is too small so increase the gain
		*/
		if (AGC_Gain > AGC_MaxGain) {
		AGC_Gain -= (AGC_Decay);
		} else {
		AGC_Gain += (AGC_Decay);
		}
		}

		/*
		* Update the gain
		*/
		Vol_Current += (Vol_Target - Vol_Current) * ((LVM_FLOAT)Vol_TC / VOL_TC_FLOAT);
		}

		/*
		* Update the parameters
		*/
		pInstance->Volume = Vol_Current; /* Actual volume setting */
		pInstance->AGC_Gain = AGC_Gain;

		return;
		}
		/****************************************************************************************/
		/* */
		/* FUNCTION: AGC_MIX_VOL_Mc1Mon_D32_WRA */