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/liblc3-3.5.0-3.4.0/src/
Dmdct.c53 struct lc3_complex d23 = in fft_5() local
61 + s23.re * cos2 - d23.im * sin2; in fft_5()
64 + s23.im * cos2 + d23.re * sin2; in fft_5()
67 + s23.re * cos1 + d23.im * sin1; in fft_5()
70 + s23.im * cos1 - d23.re * sin1; in fft_5()
73 + s23.re * cos1 - d23.im * sin1; in fft_5()
76 + s23.im * cos1 + d23.re * sin1; in fft_5()
79 + s23.re * cos2 + d23.im * sin2; in fft_5()
82 + s23.im * cos2 - d23.re * sin2; in fft_5()
Dmdct_neon.h66 float32x4_t d23 = vrev64q_f32( vsubq_f32(x2, x3) ); in neon_fft_5() local
74 y1 = vfmaq_f32( y1, d23, sin2q ); in neon_fft_5()
77 y4 = vfmsq_f32( y4, d23, sin2q ); in neon_fft_5()
83 y2 = vfmsq_f32( y2, d23, sin1q ); in neon_fft_5()
86 y3 = vfmaq_f32( y3, d23, sin1q ); in neon_fft_5()