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tensorflow隨筆-tf.nn.conv2d卷積運算(10)

運動模糊

#!/usr/bin/env python2
# -*- coding: utf-8 -*-
"""
Created on Tue Oct  2 13:23:27 2018

@author: myhaspl
@email:[email protected]
tf.nn.conv2d處理影象
運動模糊
"""

import tensorflow as tf
from PIL import Image    
import numpy as np




g=tf.Graph()

with g.as_default():

    def getImageData(fileNameList)
: imageData=[] for fn in fileNameList: testImage = Image.open(fn).convert('L') testImage.show() imageData.append(np.array(testImage)[:,:,None]) return np.array(imageData,dtype=np.float32) imageFn=("dog.png",) imageData=
getImageData(imageFn) testData=tf.constant(imageData) kernel=tf.constant(np.array( [ [[[1.]],[[0.]],[[0.]]], [[[0.]],[[1.]],[[0.]]], [[[0.]],[[0.]],[[1.]]] ])/3. ,dtype=tf.float32)#3*3*1*1 y=tf.cast(tf.
nn.conv2d(testData,kernel,strides=[1,1,1,1],padding="SAME"), dtype=tf.int32) init_op = tf.global_variables_initializer() with tf.Session(graph=g) as sess: print testData.get_shape() print kernel.get_shape() resultData=sess.run(y)[0] resultData=resultData.reshape(resultData.shape[0],resultData.shape[1]) resulImage=Image.fromarray(np.uint8(resultData),mode='L') resulImage.show() print y.get_shape()

在這裡插入圖片描述