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arm_dct4_init_f32.c File Reference

Functions

arm_status arm_dct4_init_f32 (arm_dct4_instance_f32 *S, arm_rfft_instance_f32 *S_RFFT, arm_cfft_radix4_instance_f32 *S_CFFT, uint16_t N, uint16_t Nby2, float32_t normalize)
 Initialization function for the floating-point DCT4/IDCT4.
 

Variables

static const float32_t Weights_128 [256]
 
static const float32_t Weights_512 [1024]
 
static const float32_t Weights_2048 [4096]
 
static const float32_t Weights_8192 [16384]
 
static const float32_t cos_factors_128 [128]
 
static const float32_t cos_factors_512 [512]
 
static const float32_t cos_factors_2048 [2048]
 
static const float32_t cos_factors_8192 [8192]