24 def imToReal2D(a):  argument
25     ar=np.zeros(np.array(a.shape) * [1,2])
26     ar[::,0::2]=a.real
27     ar[::,1::2]=a.imag
33 def normalize(a):  argument
34   return(a/np.max(np.abs(a)))
42 a=np.array([1.,-3.,4.,0.,-10.,8.])  variable
45 i=dsp.arm_max_f32(a)
48 i=dsp.arm_absmax_f32(a)
54 a = a / i[0]  variable
56 a31 = f.toQ31(a)
60 a15 = f.toQ15(a)
64 a7 = f.toQ7(a)
71 a=np.array([1.,-3.,4.,0.5,-10.,8.])  variable
74 i=dsp.arm_min_f32(a)
77 i=dsp.arm_absmin_f32(a)
84 i=dsp.arm_absmax_f32(a)
85 a = a / i[0]  variable
86 print(a)
87 print(a[idx])
89 a31 = f.toQ31(a)
93 a8 = f.toQ15(a)
97 a7 = f.toQ7(a)
103 a=np.array([1.,-3.,4.,0.5,-10.,8.])  variable
104 i=dsp.arm_absmax_f32(a)
106 minBound =-5.0 
108 b=dsp.arm_clip_f32(a,minBound,maxBound)
109 print(a)
112 a = a / i[0]  variable
113 print(a)
118 b=dsp.arm_clip_q31(f.toQ31(a),f.toQ31(minBound),f.toQ31(maxBound))
121 b=dsp.arm_clip_q15(f.toQ15(a),f.toQ15(minBound),f.toQ15(maxBound))
124 b=dsp.arm_clip_q7(f.toQ7(a),f.toQ7(minBound),f.toQ7(maxBound))
130 a=np.array([[1.,2,3,4],[5,6,7,8],[9,10,11,12]])  variable
131 b=np.array([-2,-1,3,4])
133 c = np.dot(a,b)
135 c = dsp.arm_mat_vec_mult_f32(a,b)
140 a=a/normalizationFactor  variable
142 print(np.dot(a,b))
144 c=dsp.arm_mat_vec_mult_q31(f.toQ31(a),f.toQ31(b))
147 c=dsp.arm_mat_vec_mult_q15(f.toQ15(a),f.toQ15(b))
150 c=dsp.arm_mat_vec_mult_q7(f.toQ7(a),f.toQ7(b))
157 a=np.array([[1.,2,3,4],[5,6,7,8],[9,10,11,12]])  variable
159 print(np.dot(a , b))
160 c=dsp.arm_mat_mult_f32(a,b)
167 a = a / normalizationFactor  variable
169 c=dsp.arm_mat_mult_f32(a,b)
173 af = f.toQ31(a)
175 nbSamples = a.size
186 af = f.toQ15(a)
196 af = f.toQ7(a)
207 a=np.array([[1.,2,3,4],[5,6,7,8],[9,10,11,12]])  variable
209 a = a / normalizationFactor  variable
211 print(np.transpose(a))
213 r=dsp.arm_mat_trans_f32(a)
217 r=dsp.arm_mat_trans_q31(f.toQ31(a))
221 r=dsp.arm_mat_trans_q15(f.toQ15(a))
225 r=dsp.arm_mat_trans_q7(f.toQ7(a))
233 a=np.full((nb,),v)  variable
234 print(a)
236 a=dsp.arm_fill_f32(v,nb)  variable
237 print(a)
239 a=f.Q31toF32(dsp.arm_fill_q31(f.toQ31(v),nb))  variable
240 print(a)
242 a=f.Q15toF32(dsp.arm_fill_q15(f.toQ15(v),nb))  variable
243 print(a)
245 a=f.Q7toF32(dsp.arm_fill_q7(f.toQ7(v),nb))  variable
246 print(a)
251 a=np.array([[1. + 0.0j ,2 + 1.0j,3 + 0.0j,4 + 2.0j],  variable
253             [9 - 2.0j,10 + 1.0j,11 - 4.0j,12 + 1.0j]])
255 a = a / normalizationFactor  variable
257 print(np.transpose(a))
259 r=dsp.arm_mat_cmplx_trans_f32(imToReal2D(a))
263 r=dsp.arm_mat_cmplx_trans_q31(f.toQ31(imToReal2D(a)))
267 r=dsp.arm_mat_cmplx_trans_q15(f.toQ15(imToReal2D(a)))
285 (a,err)=dsp.arm_levinson_durbin_f32(phi,na)
286 print(a)
305     minVal = -maxVal-1
316 ffff = (np.ones(NBSAMPLES)*(-1)).astype(int)
322 print(result-ref)
327 print(result-ref)
332 print(result-ref)
337 print(result-ref)
343 ffff = (np.ones(NBSAMPLES)*(-1)).astype(int)
349 print(result-ref)
354 print(result-ref)
359 print(result-ref)
364 print(result-ref)
374 print(result-ref)
379 print(result-ref)
384 print(result-ref)
389 print(result-ref)
400 # q and -q are representing the same rotation.
406         return(-q)
410 a=[2.0*Quaternion.random() for x in range(NBSAMPLES)]  variable
411 src=flattenQuat(a)
414 res=flattenQuat([x.normalised for x in a])
420 res=flattenQuat([x.conjugate for x in a])
426 res=flattenQuat([x.inverse for x in a])
432 res=[x.norm for x in a]
438 a=[x.normalised for x in a]  variable
439 ra=[x.rotation_matrix for x in a]
442 srca=flattenQuat(a)
453 a=[2.0*Quaternion.random() for x in range(NBSAMPLES)]  variable
456 c = np.array(a) * np.array(b)
459 srca=flattenQuat(a)
465 print(a[0]*b[0])