.. only:: html
.. note::
:class: sphx-glr-download-link-note
Click :ref:`here ` to download the full example code
.. rst-class:: sphx-glr-example-title
.. _sphx_glr_gallery_misc_agg_buffer.py:
==========
Agg Buffer
==========
Use backend agg to access the figure canvas as an RGBA buffer, convert it to an
array, and pass it to Pillow for rendering.
.. image:: /gallery/misc/images/sphx_glr_agg_buffer_001.png
:alt: agg buffer
:class: sphx-glr-single-img
.. code-block:: default
import numpy as np
from matplotlib.backends.backend_agg import FigureCanvasAgg
import matplotlib.pyplot as plt
plt.plot([1, 2, 3])
canvas = plt.gcf().canvas
agg = canvas.switch_backends(FigureCanvasAgg)
agg.draw()
X = np.asarray(agg.buffer_rgba())
# Pass off to PIL.
from PIL import Image
im = Image.fromarray(X)
# Uncomment this line to display the image using ImageMagick's `display` tool.
# im.show()
.. _sphx_glr_download_gallery_misc_agg_buffer.py:
.. only :: html
.. container:: sphx-glr-footer
:class: sphx-glr-footer-example
.. container:: sphx-glr-download sphx-glr-download-python
:download:`Download Python source code: agg_buffer.py `
.. container:: sphx-glr-download sphx-glr-download-jupyter
:download:`Download Jupyter notebook: agg_buffer.ipynb `
.. only:: html
.. rst-class:: sphx-glr-signature
Keywords: matplotlib code example, codex, python plot, pyplot
`Gallery generated by Sphinx-Gallery
`_