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Re: Converting hex data to image

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  Re: Converting hex data to image Shyam Parimal Katti <spk265@nyu.edu> - 2013-11-14 17:22 -0500

#59483 — Re: Converting hex data to image

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Perfect. Thank you @Ben and @Tim


On Thu, Nov 14, 2013 at 4:29 PM, Ben Finney <ben+python@benfinney.id.au>wrote:

> Ben Finney <ben+python@benfinney.id.au> writes:
>
> > To turn a byte string into a file-like object for use with PIL, extract
> > the byte string as ‘image_data’, use the standard library ‘io.StringIO’
> > class <URL:http://docs.python.org/3/library/io.html#io.StringIO>, then
> > create a new ‘PIL.Image’ object by reading from that pseudo-file::
>
> My apologies, I showed the wrong usage. This should work::
>
>     import io
>
>     import PIL
>
>     photo_data = # … get the byte string from wherever it is …
>     photo_infile = io.StringIO(photo_data)
>     photo_image = PIL.Image.open(photo_infile)
>
> That is, ‘PIL.Image.frombytes’ allows you to read the bytes from a byte
> string, but requires you to also specify metadata about the image data
> (format, pixel mode, size), whereas ‘PIL.Image.open’ reads the data from
> a file-like object and parses all the metadata. So you usually want to
> use the latter, as shown here.
>
> --
>  \         “People's Front To Reunite Gondwanaland: Stop the Laurasian |
>   `\              Separatist Movement!” —wiredog, http://kuro5hin.org/ |
> _o__)                                                                  |
> Ben Finney
>
> --
> https://mail.python.org/mailman/listinfo/python-list
>

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