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CSI-DSP
Version 1.0.0
CSI DSP Software Library
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浮点 DCT4/IDCT4 函数结构体实例.
成员变量 | |
| uint16_t | N |
| uint16_t | Nby2 |
| float32_t | normalize |
| float32_t * | pTwiddle |
| float32_t * | pCosFactor |
| csky_rfft_instance_f32 * | pRfft |
| csky_cfft_radix4_instance_f32 * | pCfft |
| uint16_t csky_dct4_instance_f32::N |
DCT4长度.
| uint16_t csky_dct4_instance_f32::Nby2 |
DCT4长度的一半.
| float32_t csky_dct4_instance_f32::normalize |
归一化因子.
| csky_cfft_radix4_instance_f32* csky_dct4_instance_f32::pCfft |
指向复数FFT实例.
| float32_t* csky_dct4_instance_f32::pCosFactor |
指向余弦因子表.
| csky_rfft_instance_f32* csky_dct4_instance_f32::pRfft |
指向实数FFT实例.
| float32_t* csky_dct4_instance_f32::pTwiddle |
指向旋转因子表.
