From: Stefan Monnier <monnier@iro.umontreal.ca>
To: Evgeny Zajcev <lg.zevlg@gmail.com>
Cc: emacs-devel <emacs-devel@gnu.org>
Subject: Re: Lazy image converters
Date: Sun, 16 Feb 2020 10:20:20 -0500 [thread overview]
Message-ID: <jwvmu9imuhb.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <CAO=W_ZoDtv8oULLy-TrCDzB7zA8czK8NM8cZL=KrQ6K7+hr8pQ@mail.gmail.com> (Evgeny Zajcev's message of "Wed, 12 Feb 2020 17:11:02 +0300")
> What if we have a lazy image, so its FILE-OR-DATA is calculated at
> redisplay time. 'image-convert' could utilize this. One of the approaches
> to lazy images is to allow FILE-OR-DATA to be a function returning actual
> file or data. Redisplay could call this func and substitute the value of
> FILE-OR-DATA in image spec with the results, kind of caching the results.
It's definitely worth a try.
Maybe we can do that using the existing jit-lock hook?
Stefan
next prev parent reply other threads:[~2020-02-16 15:20 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-12 14:11 Lazy image converters Evgeny Zajcev
2020-02-16 13:06 ` Lars Ingebrigtsen
2020-02-16 17:45 ` Evgeny Zajcev
2020-02-19 13:44 ` Lars Ingebrigtsen
2020-02-16 15:20 ` Stefan Monnier [this message]
2020-02-17 11:02 ` Evgeny Zajcev
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