Lines Matching refs:FFT_N
43 #define FFT_N (1 << FFT_NSHIFT) // Number of samples on which an FFT will be appl… macro
44 #define DRAW_STEP MATH_MAX(FFT_N/2/256,1) // Number of steps to render
45 #define DRAW_MAX MATH_MIN(FFT_N/2/DRAW_STEP, 256) // Independent power values other than …
138 static fx16 sinTable[FFT_N - FFT_N / 4];
140 static fx16 sinTable2[(FFT_N - FFT_N / 4) / 2];
141 static fx32 data[FFT_N];
143 static fx32 data[FFT_N * 2];
145 static s32 power[FFT_N/2+1];
146 static s32 smoothedPower[FFT_N/2+1];
840 p = (u16 *)((u32)address - (FFT_N-1)*2); in SetDrawData()
846 for (i = 0; i < FFT_N; i++) in SetDrawData()
872 for (i = 0; i <= FFT_N/2; i++) in SetDrawData()
878 if (0 < i && i < FFT_N/2) in SetDrawData()