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Embedded images support added #209

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Embedded images support added #209

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15 changes: 12 additions & 3 deletions cairosvg/image.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,8 @@

import os.path
from io import BytesIO

import re
import base64
from PIL import Image

from .helpers import node_format, preserve_ratio, preserved_ratio, size
Expand All @@ -40,8 +41,16 @@ def image(surface, node):
base_url = node.get('{http://www.w3.org/XML/1998/namespace}base')
if not base_url and node.url:
base_url = os.path.dirname(node.url) + '/'
url = parse_url(node.get('{http://www.w3.org/1999/xlink}href'), base_url)
image_bytes = node.fetch_url(url, 'image/*')
href_data = node.get('{http://www.w3.org/1999/xlink}href')

res = re.search('^data:(image/.+);base64,(.+)', href_data)
try:
mime = res.group(1)
base64data = res.group(2)
image_bytes = base64.b64decode(base64data)
except IndexError:
url = parse_url(href_data, base_url)
image_bytes = node.fetch_url(url, 'image/*')

if len(image_bytes) < 5:
return
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