* lisp/image.el (image-animated-p): Return animation delay in seconds.
Avoid bit manipulation in Lisp; use `delay' entry in the metadata.
(image-animate-timeout): Remove DELAY argument. Use
image-animated-p to get animation delay for each frame.
(image-animate): Caller changed.
* src/image.c (gif_load): Add animation frame delay to the metadata.
(syms_of_image): Use DEFSYM. New symbol `delay'.
* lisp/image.el (image-animate-max-time): Moved to image-mode.el.
(create-animated-image): Remove unnecessary function.
(image-animate): Rename from image-animate-start. New arg.
(image-animate-stop): Removed; just use image-animate-timer.
(image-animate-timer): Use car-safe.
(image-animate-timeout): Rename argument.
* lisp/image-mode.el (image-toggle-animation): New command.
(image-mode-map): Bind it to RET.
(image-mode): Update message.
(image-toggle-display-image): Avoid a spurious cache flush.
(image-transform-rotation): Doc fix.
(image-transform-properties): Return quickly in the normal case.
(image-animate-loop): Rename from image-animate-max-time.
* lisp/image-mode.el (image-toggle-display-image): Ensure that the
image spec passed to the animate timer is the same object as in
the the buffer's display property.
(image-transform-properties): Doc fix.
* lisp/image.el (image-animate-max-time): Default to nil.
* lisp/image.el (image-animate-max-time): Allow nil and t values.
Default to nil.
(create-animated-image): Doc fix.
(image-animate-start): Remove second arg; just use
image-animate-max-time.
(image-animate-timeout): Doc fix. Args changed.
* image.el (image-type-file-name-regexps): Make it variable.
`imagemagick-register-types' modifies it, and the user may want
to add new extensions for known image types.
(imagemagick-register-types): Throw error if not using ImageMagick.
* cus-edit.el (custom-face-edit-fix-value): Use
custom-fix-face-spec.
* custom.el (custom-push-theme): Cleanup (use cond).
(disable-theme): Recompute the saved-face property.
(custom-theme-recalc-face): Follow face alias before setting prop.
* custom.el (custom-fix-face-spec): New function; code moved from
custom-face-edit-fix-value.
(custom-push-theme): Use it when checking if a face has been
changed outside customize.
(custom-available-themes): New function.
(load-theme): Use it.
* image.el (image-checkbox-checked, image-checkbox-unchecked): New
variables, containing checkbox images.
* startup.el (fancy-startup-tail):
* wid-edit.el (checkbox): Use them.
* image.c (Fimage_flush): Rename from image-refresh.
* image.el (image-refresh): Define as an alias for image-flush.
* image-mode.el (image-toggle-display-image): Caller changed.
* display.texi (Image Cache): Update documentation about image
caching.
http://lists.gnu.org/archive/html/emacs-devel/2010-03/msg01456.html
* image.c: Add `Qextension_data'.
(syms_of_image): Initialize and staticpro `Qextension_data'.
(Fimage_metadata): Rename from `Fimage_extension_data'.
(gif_load): Put GIF extension data to the property
`Qextension_data'.
* image.el (image-animated-p): Use `image-metadata' instead of
`image-extension-data'. Get GIF extenstion data from metadata
property `extension-data'.
Use custom-initialize-delay rather than eval-at-startup to set it.
* image.el (image-load-path): Make it a defcustom.
Use custom-initialize-delay rather than eval-at-startup to set it.
* subr.el (eval-at-startup): Remove.
* font-lock.el (lisp-font-lock-keywords-2): Remove eval-at-startup.
Just assume it is not a JPEG. Use `string-match-p'.
(image-type-from-data, image-type-from-file-name): Use `string-match-p'.
(image-type-from-buffer): Use `looking-at-p'.
