~bertrand-nouvel/pycvf-keypoints/trunk

# -*- coding: utf-8 -*-

from pycvf.nodes import free

free=free.__call__

try:

  import pycvfext.VLFeat.nodes.mser

  mser_keypoints=pycvfext.VLFeat.nodes.mser.__call__()-free.__call__('x[1].T')

except:

  pass

 

 

 

dense_sampling=lambda x=32,y=32:free("numpy.mgrid[(x.shape[0]//(2*xx)):x.shape[0]:(x.shape[0]//xx),(x.shape[1]//(2*yy)):x.shape[1]:(x.shape[1]//yy)].reshape(2,-1).T",xx=x,yy=y)

## 

## VERY NAIVE COLORSIFT

##

#colorsift0=( RGB2YUV() - free('x[0]') - keypoints.gpusift() - setlabel('keypoints') 

#                       + free('x[1]') - keypoints.descriptors.sift('keypoints()')

#                       + free('x[2]') - keypoints.descriptors.sift('keypoints()')                       

#           )

 

#colorsift0=( RGB2YUV() - free('x[0]') - keypoints.gpusift() - setlabel('keypoints') 

#                       + free('x[1]') - keypoints.descriptors.dominant_colors('keypoints()')

#           )