gdkPixbufSaveToCallbackv: gdkPixbufSaveToCallbackv
Description
Saves pixbuf to a callback in format type
, which is currently "jpeg",
"png", "tiff", "ico" or "bmp". If error
is set, FALSE
will be returned. See
gdkPixbufSaveToCallback
for more details.Usage
gdkPixbufSaveToCallbackv(object, save.func, user.data, type, option.keys, option.values, .errwarn = TRUE)
Arguments
save.func
a function that is called to save each block of data that
the save routine generates.
user.data
user data to pass to the save function.
option.keys
name of options to set, NULL
-terminated
option.values
values for named options
.errwarn
Whether to issue a warning on error or fail silently
Value
A list containing the following elements:
- retval
- [logical] whether an error was set
error
- return location for error, or
NULL
. [ allow-none ]