def select_ith_keypoint(fx):
print('-------------------------------------------')
print('[interact] viewing ith=%r keypoint' % fx)
kp = kpts[fx]
sift = desc[fx]
np.set_printoptions(precision=5)
df2.cla()
fig1 = df2.figure(state.fnum, **kwargs)
df2.imshow(rchip, pnum=(2,1,1))
#df2.imshow(rchip, pnum=(1,2,1), title='inv(sqrtm(invE*)')
#df2.imshow(rchip, pnum=(1,2,2), title='inv(A)')
ell_args = {'ell_alpha':.4, 'ell_linewidth':1.8, 'rect':False}
df2.draw_kpts2(kpts[is_valid], ell_color=df2.ORANGE, **ell_args)
df2.draw_kpts2(kpts[fx:fx+1], ell_color=df2.BLUE, **ell_args)
ax = df2.gca()
#ax.set_title(str(fx)+' old=b(inv(sqrtm(invE*)) and new=o(A=invA)')
scale = np.sqrt(kp[2]*kp[4])
printops = np.get_printoptions()
np.set_printoptions(precision=1)
ax.set_title(chip_title)
ax.set_xlabel(chip_xlabel)
extract_patch.draw_keypoint_patch(rchip, kp, sift, pnum=(2,2,3))
ax = df2.gca()
ax.set_title('affine feature\nfx=%r scale=%.1f' % (fx, scale))
extract_patch.draw_keypoint_patch(rchip, kp, sift, warped=True, pnum=(2,2,4))
ax = df2.gca()
ax.set_title('warped feature\ninvA=%r ' % str(kp))
golden_wh = lambda x:map(int,map(round,(x*.618 , x*.312)))
Ooo_50_50 = {'num_rc':(1,1), 'wh':golden_wh(1400*2)}
np.set_printoptions(**printops)
#df2.present(**Ooo_50_50)
#df2.update()
fig1.show()
fig1.canvas.draw()
def _draw_patch(**kwargs):
return extract_patch.draw_keypoint_patch(rchip, kp, sift, **kwargs)
def _draw_patch(**kwargs):
return extract_patch.draw_keypoint_patch(rchip, kp, sift, **kwargs)