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CMSIS-DSP
Version 1.5.2
CMSIS DSP Software Library
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Functions | |
| void | arm_radix2_butterfly_q15 (q15_t *pSrc, uint32_t fftLen, q15_t *pCoef, uint16_t twidCoefModifier) |
| void | arm_radix2_butterfly_inverse_q15 (q15_t *pSrc, uint32_t fftLen, q15_t *pCoef, uint16_t twidCoefModifier) |
| void | arm_bitreversal_q15 (q15_t *pSrc, uint32_t fftLen, uint16_t bitRevFactor, uint16_t *pBitRevTab) |
| void | arm_cfft_radix2_q15 (const arm_cfft_radix2_instance_q15 *S, q15_t *pSrc) |
| Processing function for the fixed-point CFFT/CIFFT. More... | |
| void arm_bitreversal_q15 | ( | q15_t * | pSrc, |
| uint32_t | fftLen, | ||
| uint16_t | bitRevFactor, | ||
| uint16_t * | pBitRevTab | ||
| ) |
Referenced by arm_cfft_radix2_q15().
| void arm_radix2_butterfly_inverse_q15 | ( | q15_t * | pSrc, |
| uint32_t | fftLen, | ||
| q15_t * | pCoef, | ||
| uint16_t | twidCoefModifier | ||
| ) |
References __QADD16(), __QSUB(), __QSUB16(), __SHADD16(), __SMUADX(), __SMUSD(), and _SIMD32_OFFSET.
Referenced by arm_cfft_radix2_q15().
| void arm_radix2_butterfly_q15 | ( | q15_t * | pSrc, |
| uint32_t | fftLen, | ||
| q15_t * | pCoef, | ||
| uint16_t | twidCoefModifier | ||
| ) |
end of ComplexFFT group
References __QADD16(), __QSUB16(), __SHADD16(), __SMUAD(), __SMUSDX(), and _SIMD32_OFFSET.
Referenced by arm_cfft_radix2_q15().