Python生成GIF动画
Python中可以使用imageio
库来生成GIF动画
import imageio
import matplotlib.pyplot as plt
n = 100
gif_path = "test.gif"
frames_path = "{i}.jpg"
n = 100
plt.figure(figsize=(4,4))
for i, x in enumerate(range(n)):
plt.scatter(x/n, x/n)
plt.xlim(0, 1)
plt.ylim(0, 1)
plt.savefig("{i}.jpg".format(i=i))
with imageio.get_writer(gif_path, mode='I') as writer:
for i in range(n):
writer.append_data(imageio.imread(frames_path.format(i=i)))
如果像缩减生成的GIF文件大小可使用pygifsicle
包,前提是系统内需要安装这个工具
import imageio
import matplotlib.pyplot as plt
from pygifsicle import optimize
n = 100
gif_path = "test.gif"
frames_path = "{i}.jpg"
n = 100
plt.figure(figsize=(4,4))
for i, x in enumerate(range(n)):
plt.scatter(x/n, x/n)
plt.xlim(0, 1)
plt.ylim(0, 1)
plt.savefig("{i}.jpg".format(i=i))
with imageio.get_writer(gif_path, mode='I') as writer:
for i in range(n):
writer.append_data(imageio.imread(frames_path.format(i=i)))
optimize(gif_path)
Windows版的工具下载路径
https://eternallybored.org/misc/gifsicle/
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