76 lines
2.1 KiB
Python
76 lines
2.1 KiB
Python
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# -*- coding: utf-8 -*-
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"""
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Created on Tue May 22 16:48:42 2018
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@author: Armando
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"""
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import numpy as np
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import matplotlib.pyplot as plt
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import matplotlib.animation as animation
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from matplotlib.animation import FFMpegWriter
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plt.ioff()
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metadata = dict(title='Movie Test', artist='Me',
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comment='Movie support!')
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writer = FFMpegWriter(fps=2, metadata=metadata)
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def f(x, y):
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return np.sin(x) + np.cos(y)
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x = np.linspace(0, 2 * np.pi, 120)
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y = np.linspace(0, 2 * np.pi, 100).reshape(-1, 1)
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# ims is a list of lists, each row is a list of artists to draw in the
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# current frame; here we are just animating one artist, the image, in
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# each frame
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frames = []
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for i in range(60):
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x += np.pi / 15.
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y += np.pi / 20.
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curVals = f(x, y)
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frames.append(curVals)
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fig = plt.figure()
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ax = fig.add_subplot(111)
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cv0 = frames[0]
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im = ax.imshow(cv0, origin='lower',animated =True) # Here make an AxesImage rather than contour
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cb = fig.colorbar(im)
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tx = ax.set_title('Frame 0')
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def animate(i):
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arr = frames[i]
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vmax = np.max(arr)
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vmin = np.min(arr)
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im.set_data(arr)
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im.set_clim(vmin, vmax)
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im.set_cmap(plt.get_cmap('viridis'))
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tx.set_text('Frame {0}'.format(i))
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plt.savefig('C:\\Users\\Armando\\Desktop\\colorbartest\\' +str(i)+ ".png",bbox_inches='tight')
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# In this version you don't have to do anything to the colorbar,
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# it updates itself when the mappable it watches (im) changes
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ani = animation.FuncAnimation(fig, animate, frames=len(frames),interval=500, repeat = False)
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writer = FFMpegWriter(fps=2, metadata=dict(artist='Me'), bitrate=1800)
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ani.save("C:\\Users\\Armando\\Desktop\\colorbartest\\movie.mp4", writer=writer)
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#with writer.saving(fig, "C:\\Users\\Armando\\Desktop\\colorbartest\\movie.mp4", 100):
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# for i in range(100):
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# arr = frames[i]
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# vmax = np.max(arr)
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# vmin = np.min(arr)
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# im.set_data(arr)
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# im.set_clim(vmin, vmax)
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# im.set_cmap(plt.get_cmap('viridis'))
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# tx.set_text('Frame {0}'.format(i))
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# writer.grab_frame()
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#plt.show()
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