* src/w32image.c (get_encoder_clsid, Fw32image_create_thumbnail)
(globals_of_w32image, syms_of_w32image): New functions.
* src/emacs.c (main): Call 'syms_of_w32image' and
'globals_of_w32image'.
* src/w32term.h (syms_of_w32image, globals_of_w32image): Add
prototypes.
* lisp/image/image-dired.el
(image-dired-thumbnail-display-external): Add a fallback for
MS-Windows.
* lisp/image/image-dired-external.el
(image-dired--probe-thumbnail-cmd): New function.
(image-dired--check-executable-exists): Call it to verify that
"convert" is indeed an Imagemagick program. New argument FUNC
specifies a function that can be used as an alternative to running
EXECUTABLE.
(image-dired-create-thumb-1): Don't call
'image-dired--check-executable-exists' here, ...
(image-dired-thumb-queue-run): ...call it here, with
'w32image-create-thumbnail' as the alternative function. If on
MS-Windows and no "convert" command, call
'image-dired-create-thumb-2' instead.
(image-dired-create-thumb-2): New function.
* etc/NEWS: Announce the thumbnail support.
This directory contains the architecture-independent files used by or
with Emacs. This includes some text files of documentation for GNU
Emacs or of interest to Emacs users, and the file of dumped docstrings
for Emacs functions and variables.
COPYRIGHT AND LICENSE INFORMATION FOR IMAGE FILES
File: emacs.icon
Author: Sun Microsystems, Inc
Copyright (C) 1999, 2001-2024 Free Software Foundation, Inc.
License: GNU General Public License version 3 or later (see COPYING)