CMSIS-DSP  
CMSIS DSP Software Library
arm_rfft_init_q31.c File Reference

Functions

arm_status arm_rfft_init_8192_q31 (arm_rfft_instance_q31 *S, uint32_t ifftFlagR, uint32_t bitReverseFlag)
 Initialization function for the 8192 pt Q31 real FFT. More...
 
arm_status arm_rfft_init_4096_q31 (arm_rfft_instance_q31 *S, uint32_t ifftFlagR, uint32_t bitReverseFlag)
 Initialization function for the 4096 pt Q31 real FFT. More...
 
arm_status arm_rfft_init_2048_q31 (arm_rfft_instance_q31 *S, uint32_t ifftFlagR, uint32_t bitReverseFlag)
 Initialization function for the 2048 pt Q31 real FFT. More...
 
arm_status arm_rfft_init_1024_q31 (arm_rfft_instance_q31 *S, uint32_t ifftFlagR, uint32_t bitReverseFlag)
 Initialization function for the 1024 pt Q31 real FFT. More...
 
arm_status arm_rfft_init_512_q31 (arm_rfft_instance_q31 *S, uint32_t ifftFlagR, uint32_t bitReverseFlag)
 Initialization function for the 512 pt Q31 real FFT. More...
 
arm_status arm_rfft_init_256_q31 (arm_rfft_instance_q31 *S, uint32_t ifftFlagR, uint32_t bitReverseFlag)
 Initialization function for the 256 pt Q31 real FFT. More...
 
arm_status arm_rfft_init_128_q31 (arm_rfft_instance_q31 *S, uint32_t ifftFlagR, uint32_t bitReverseFlag)
 Initialization function for the 128 pt Q31 real FFT. More...
 
arm_status arm_rfft_init_64_q31 (arm_rfft_instance_q31 *S, uint32_t ifftFlagR, uint32_t bitReverseFlag)
 Initialization function for the 64 pt Q31 real FFT. More...
 
arm_status arm_rfft_init_32_q31 (arm_rfft_instance_q31 *S, uint32_t ifftFlagR, uint32_t bitReverseFlag)
 Initialization function for the 32 pt Q31 real FFT. More...
 
arm_status arm_rfft_init_q31 (arm_rfft_instance_q31 *S, uint32_t fftLenReal, uint32_t ifftFlagR, uint32_t bitReverseFlag)
 Generic initialization function for the Q31 RFFT/RIFFT. More...