gstreamer-rs/gstreamer/src/tag_setter.rs
Sebastian Dröge 9321f31d0a Don't require a mutable self for TagSetterExtManual::add()
Like all GObjects, mutation works through interior mutability.
2017-12-23 11:43:52 +02:00

40 lines
1.1 KiB
Rust

// Copyright (C) 2017 Sebastian Dröge <sebastian@centricular.com>
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use ffi;
use TagSetter;
use TagMergeMode;
use glib::object::IsA;
use glib::translate::*;
use glib::value::ToSendValue;
use tags::*;
pub trait TagSetterExtManual {
fn add<'a, T: Tag<'a>>(&self, value: T::TagType, mode: TagMergeMode)
where
T::TagType: ToSendValue;
}
impl<O: IsA<TagSetter>> TagSetterExtManual for O {
fn add<'a, T: Tag<'a>>(&self, value: T::TagType, mode: TagMergeMode)
where
T::TagType: ToSendValue,
{
unsafe {
let v = value.to_send_value();
ffi::gst_tag_setter_add_tag_value(
self.to_glib_none().0,
mode.to_glib(),
T::tag_name().to_glib_none().0,
v.to_glib_none().0,
);
}
}
}