本文实例为大家分享了python实现多张图片垂直合并的具体代码,供大家参考,具体内容如下
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# coding: utf-8 # image_merge.py # 图片垂直合并 # http://www.redicecn.com # redice@163.com import os import Image def image_resize(img, size = ( 1500 , 1100 )): """调整图片大小 """ try : if img.mode not in ( 'L' , 'RGB' ): img = img.convert( 'RGB' ) img = img.resize(size) except Exception, e: pass return img def image_merge(images, output_dir = 'output' , output_name = 'merge.jpg' , \ restriction_max_width = None , restriction_max_height = None ): """垂直合并多张图片 images - 要合并的图片路径列表 ouput_dir - 输出路径 output_name - 输出文件名 restriction_max_width - 限制合并后的图片最大宽度,如果超过将等比缩小 restriction_max_height - 限制合并后的图片最大高度,如果超过将等比缩小 """ max_width = 0 total_height = 0 # 计算合成后图片的宽度(以最宽的为准)和高度 for img_path in images: if os.path.exists(img_path): img = Image. open (img_path) width, height = img.size if width > max_width: max_width = width total_height + = height # 产生一张空白图 new_img = Image.new( 'RGB' , (max_width, total_height), 255 ) # 合并 x = y = 0 for img_path in images: if os.path.exists(img_path): img = Image. open (img_path) width, height = img.size new_img.paste(img, (x, y)) y + = height if restriction_max_width and max_width > = restriction_max_width: # 如果宽带超过限制 # 等比例缩小 ratio = restriction_max_height / float (max_width) max_width = restriction_max_width total_height = int (total_height * ratio) new_img = image_resize(new_img, size = (max_width, total_height)) if restriction_max_height and total_height > = restriction_max_height: # 如果高度超过限制 # 等比例缩小 ratio = restriction_max_height / float (total_height) max_width = int (max_width * ratio) total_height = restriction_max_height new_img = image_resize(new_img, size = (max_width, total_height)) if not os.path.exists(output_dir): os.makedirs(output_dir) save_path = '%s/%s' % (output_dir, output_name) new_img.save(save_path) return save_path if __name__ = = '__main__' : image_merge(images = [ '900-000-000-0501a_b.jpg' , '900-000-000-0501b_b.JPG' , '1216005237382a_b.jpg' ]) |
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/u010417185/article/details/52316326