gdkPixbufSaveToCallback {RGtk2}R Documentation

gdkPixbufSaveToCallback

Description

Saves pixbuf in format type by feeding the produced data to a callback. Can be used when you want to store the image to something other than a file, such as an in-memory buffer or a socket. If error is set, FALSE will be returned. Possible errors include those in the GDK_PIXBUF_ERROR domain and whatever the save function generates.

Usage

gdkPixbufSaveToCallback(object, save.func, user.data, type, ..., .errwarn = TRUE)

Arguments

object [GdkPixbuf] a GdkPixbuf.
save.func [GdkPixbufSaveFunc] a function that is called to save each block of data that the save routine generates.
user.data [R object] user data to pass to the save function.
type [char] name of file format.
... list of key-value save options
.errwarn Whether to issue a warning on error or fail silently

Details

See gdkPixbufSave for more details.

Since 2.4

Value

A list containing the following elements:

retval [logical] whether an error was set
error [GError] return location for error, or NULL

Author(s)

Derived by RGtkGen from GTK+ documentation


[Package RGtk2 version 2.12.5-3 Index]