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使用诱变剂,我可以添加普通的元标记,例如title, artistgenre但是当我尝试通过 url 添加图像时,它不起作用。

from mutagen.mp4 import MP4
from mutagen.mp4 import MP4Cover
from PIL import Image
import urllib2 as urllib
import io, sys, getopt

#url is defined elsewhere
audio = MP4(url)
#clear previous meta tags
audio.delete()

#get album picture data
cover ="http://cont-sv5-2.pandora.com/images/public/amz/5/2/9/7/095115137925_500W_488H.jpg"
fd = urllib.urlopen(cover)
image_file = io.BytesIO(fd.read())
ima = Image.open(image_file)
im = ima.tostring()

#processing
#I think it is here where it breaks
covr = []
if cover.endswith('png'):
    covr.append(MP4Cover(im,MP4Cover.FORMAT_PNG))
else:
    covr.append(MP4Cover(im,MP4Cover.FORMAT_JPEG))

#add cover
audio['covr'] = covr
#save everything
audio.save()
  • 我知道它添加了除图像之外的所有标签,因为我可以用 iTunes 正确打开它,除了专辑封面之外的所有标签都是空白的
  • 当我这样做时,ima.show()它会给我图像

因此,我相信它可能会绕过这条线: covr.append(MP4Cover(im,MP4Cover.FORMAT_JPEG))

有任何想法吗?还有其他方法可以从 url 获取图像吗?

4

1 回答 1

2

这对我有用:

fd = urllib.urlopen(cover)
# Drop the entire PIL part
covr = MP4Cover(fd.read(), getattr(
            MP4Cover,
            'FORMAT_PNG' if cover.endswith('png') else 'FORMAT_JPEG'
        ))
fd.close() # always a good thing to do

audio['covr'] = [covr] # make sure it's a list
audio.save()
于 2014-04-25T20:02:44.497 回答