Re: Image file name extension not recognized

[Chong Yidong]

Vinicius Jose Latorre <address@hidden> writes:

> I have some image files with names like:
>
>    IMG_0366.JPG
>
> When I try to open it, Emacs does not recognize it as an image file.
>
> But if I rename the file to:
>
>    IMG_0366.jpg
>
> Then Emacs recognizes the file as an image file.
>
> Shouldn't Emacs recognize files with .JPG extension as an image file?

Jpeg images are supposed to be autodetected using their contents, even
if the file extension is JPG (see image-type-header-regexps).
Apparently, that autodetection is failing in this case.  Could you try
to find out why?