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The JPEG plug-in will seek the stream if it's an fd, so change to using an io.BytesIO.

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This commit is contained in:
Alastair Houghton 2014-03-24 18:04:37 +00:00
parent 5f77c39090
commit 18f12b30aa
1 changed files with 4 additions and 2 deletions
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6
PIL/IcnsImagePlugin.py
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@ -16,7 +16,7 @@
# #
from PIL import Image, ImageFile, PngImagePlugin, Jpeg2KImagePlugin, _binary from PIL import Image, ImageFile, PngImagePlugin, Jpeg2KImagePlugin, _binary
import struct import struct, io
i8 = _binary.i8 i8 = _binary.i8
@ -103,7 +103,9 @@ def read_png_or_jpeg2000(fobj, start_length, size):
or sig == b'\x00\x00\x00\x0cjP \x0d\x0a\x87\x0a': or sig == b'\x00\x00\x00\x0cjP \x0d\x0a\x87\x0a':
# j2k, jpc or j2c # j2k, jpc or j2c
fobj.seek(start) fobj.seek(start)
im = Jpeg2KImagePlugin.Jpeg2KImageFile(fobj) jp2kstream = fobj.read(length)
f = io.BytesIO(jp2kstream)
im = Jpeg2KImagePlugin.Jpeg2KImageFile(f)
if im.mode != 'RGBA': if im.mode != 'RGBA':
im = im.convert('RGBA') im = im.convert('RGBA')
return {"RGBA": im} return {"RGBA": im}