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Searched refs:fftLenBy2 (Results 1 – 5 of 5) sorted by relevance

/third_party/cmsis/CMSIS/DSP/Source/TransformFunctions/
Darm_bitreversal.c48 uint16_t fftLenBy2, fftLenBy2p1; in arm_bitreversal_f32() local
54 fftLenBy2 = fftSize >> 1U; in arm_bitreversal_f32()
58 for (i = 0U; i <= (fftLenBy2 - 2U); i += 2U) in arm_bitreversal_f32()
87 pSrc[2U * (i + 1U)] = pSrc[2U * (j + fftLenBy2)]; in arm_bitreversal_f32()
88 pSrc[2U * (j + fftLenBy2)] = in; in arm_bitreversal_f32()
92 pSrc[(2U * (i + 1U)) + 1U] = pSrc[(2U * (j + fftLenBy2)) + 1U]; in arm_bitreversal_f32()
93 pSrc[(2U * (j + fftLenBy2)) + 1U] = in; in arm_bitreversal_f32()
119 uint32_t fftLenBy2, fftLenBy2p1, i, j; in arm_bitreversal_q31() local
124 fftLenBy2 = fftLen / 2U; in arm_bitreversal_q31()
128 for (i = 0U; i <= (fftLenBy2 - 2U); i += 2U) in arm_bitreversal_q31()
[all …]
Darm_bitreversal_f16.c48 uint16_t fftLenBy2, fftLenBy2p1; in arm_bitreversal_f16() local
54 fftLenBy2 = fftSize >> 1U; in arm_bitreversal_f16()
58 for (i = 0U; i <= (fftLenBy2 - 2U); i += 2U) in arm_bitreversal_f16()
87 pSrc[2U * (i + 1U)] = pSrc[2U * (j + fftLenBy2)]; in arm_bitreversal_f16()
88 pSrc[2U * (j + fftLenBy2)] = in; in arm_bitreversal_f16()
92 pSrc[(2U * (i + 1U)) + 1U] = pSrc[(2U * (j + fftLenBy2)) + 1U]; in arm_bitreversal_f16()
93 pSrc[(2U * (j + fftLenBy2)) + 1U] = in; in arm_bitreversal_f16()
Darm_rfft_init_f32.c88 S->fftLenBy2 = (uint16_t) fftLenReal / 2U; in arm_rfft_init_f32()
130 arm_cfft_radix4_init_f32(S->pCfft, S->fftLenBy2, 1U, 0U); in arm_rfft_init_f32()
135 arm_cfft_radix4_init_f32(S->pCfft, S->fftLenBy2, 0U, 0U); in arm_rfft_init_f32()
Darm_rfft_f32.c108 …arm_split_rifft_f32 (pSrc, S->fftLenBy2, S->pTwiddleAReal, S->pTwiddleBReal, pDst, S->twidCoefRMod… in arm_rfft_f32()
134 …arm_split_rfft_f32 (pSrc, S->fftLenBy2, S->pTwiddleAReal, S->pTwiddleBReal, pDst, S->twidCoefRModi… in arm_rfft_f32()
/third_party/cmsis/CMSIS/DSP/Include/dsp/
Dtransform_functions.h387 uint16_t fftLenBy2; /**< length of the complex FFT. */ member