Re: Auto-resizing of images in image-mode

[Juri Linkov]

> Before Emacs 27 any image scaling and rotation required imagemagick.
> Emacs 27 can (mostly) handle it without imagemagick now. So yes, this
> behaviour is new to people who don’t build with imagemagick.

Aha, this explains everything because I used imagemagick in older versions.

>> But anyway their docstrings say:
>>
>>   This command has no effect unless Emacs is compiled with
>>   ImageMagick support.
>>
>> So these commands should be fixed to work without ImageMagick.
>
> It should generally be a case of removing any checks for imagemagick
> since the dependence on it is no longer there. In some cases I think
> the docstring says it relies on imagemagick, but the function works in
> Emacs 27 without it anyway.

So I removed checks for imagemagick and mentions from docstrings
after confirming that all commands work in Emacs 27 without imagemagick.