gstreamer-rs/gstreamer/src/auto/device_monitor.rs
Sebastian Dröge 3282c77a6d Further work-arounds for floating reference handling changes between 1.12 and 1.14
This fixes various memory-safety issues caused by broken reference
counting. We have to handle pre-1.14 and post-1.14 differently in
constructors.

See https://bugzilla.gnome.org/show_bug.cgi?id=743062#c30
2018-05-09 12:37:32 +03:00

150 lines
4.5 KiB
Rust

// This file was generated by gir (https://github.com/gtk-rs/gir @ fe7a6ff)
// from gir-files (https://github.com/gtk-rs/gir-files @ ???)
// DO NOT EDIT
use Bus;
use Caps;
use Device;
use Object;
use ffi;
use glib;
use glib::StaticType;
use glib::Value;
use glib::object::Downcast;
use glib::object::IsA;
use glib::signal::SignalHandlerId;
use glib::signal::connect;
use glib::translate::*;
use glib_ffi;
use gobject_ffi;
use std::boxed::Box as Box_;
use std::mem;
use std::mem::transmute;
use std::ptr;
glib_wrapper! {
pub struct DeviceMonitor(Object<ffi::GstDeviceMonitor, ffi::GstDeviceMonitorClass>): Object;
match fn {
get_type => || ffi::gst_device_monitor_get_type(),
}
}
unsafe impl Send for DeviceMonitor {}
unsafe impl Sync for DeviceMonitor {}
pub trait DeviceMonitorExt {
fn add_filter<'a, 'b, P: Into<Option<&'a str>>, Q: Into<Option<&'b Caps>>>(&self, classes: P, caps: Q) -> u32;
fn get_bus(&self) -> Bus;
fn get_devices(&self) -> Vec<Device>;
fn get_providers(&self) -> Vec<String>;
fn get_show_all_devices(&self) -> bool;
fn remove_filter(&self, filter_id: u32) -> bool;
fn set_show_all_devices(&self, show_all: bool);
fn start(&self) -> Result<(), glib::error::BoolError>;
fn stop(&self);
fn get_property_show_all(&self) -> bool;
fn set_property_show_all(&self, show_all: bool);
fn connect_property_show_all_notify<F: Fn(&Self) + Send + Sync + 'static>(&self, f: F) -> SignalHandlerId;
}
impl<O: IsA<DeviceMonitor> + IsA<glib::object::Object>> DeviceMonitorExt for O {
fn add_filter<'a, 'b, P: Into<Option<&'a str>>, Q: Into<Option<&'b Caps>>>(&self, classes: P, caps: Q) -> u32 {
let classes = classes.into();
let classes = classes.to_glib_none();
let caps = caps.into();
let caps = caps.to_glib_none();
unsafe {
ffi::gst_device_monitor_add_filter(self.to_glib_none().0, classes.0, caps.0)
}
}
fn get_bus(&self) -> Bus {
unsafe {
from_glib_full(ffi::gst_device_monitor_get_bus(self.to_glib_none().0))
}
}
fn get_devices(&self) -> Vec<Device> {
unsafe {
FromGlibPtrContainer::from_glib_full(ffi::gst_device_monitor_get_devices(self.to_glib_none().0))
}
}
fn get_providers(&self) -> Vec<String> {
unsafe {
FromGlibPtrContainer::from_glib_full(ffi::gst_device_monitor_get_providers(self.to_glib_none().0))
}
}
fn get_show_all_devices(&self) -> bool {
unsafe {
from_glib(ffi::gst_device_monitor_get_show_all_devices(self.to_glib_none().0))
}
}
fn remove_filter(&self, filter_id: u32) -> bool {
unsafe {
from_glib(ffi::gst_device_monitor_remove_filter(self.to_glib_none().0, filter_id))
}
}
fn set_show_all_devices(&self, show_all: bool) {
unsafe {
ffi::gst_device_monitor_set_show_all_devices(self.to_glib_none().0, show_all.to_glib());
}
}
fn start(&self) -> Result<(), glib::error::BoolError> {
unsafe {
glib::error::BoolError::from_glib(ffi::gst_device_monitor_start(self.to_glib_none().0), "Failed to start")
}
}
fn stop(&self) {
unsafe {
ffi::gst_device_monitor_stop(self.to_glib_none().0);
}
}
fn get_property_show_all(&self) -> bool {
unsafe {
let mut value = Value::from_type(<bool as StaticType>::static_type());
gobject_ffi::g_object_get_property(self.to_glib_none().0, "show-all".to_glib_none().0, value.to_glib_none_mut().0);
value.get().unwrap()
}
}
fn set_property_show_all(&self, show_all: bool) {
unsafe {
gobject_ffi::g_object_set_property(self.to_glib_none().0, "show-all".to_glib_none().0, Value::from(&show_all).to_glib_none().0);
}
}
fn connect_property_show_all_notify<F: Fn(&Self) + Send + Sync + 'static>(&self, f: F) -> SignalHandlerId {
unsafe {
let f: Box_<Box_<Fn(&Self) + Send + Sync + 'static>> = Box_::new(Box_::new(f));
connect(self.to_glib_none().0, "notify::show-all",
transmute(notify_show_all_trampoline::<Self> as usize), Box_::into_raw(f) as *mut _)
}
}
}
unsafe extern "C" fn notify_show_all_trampoline<P>(this: *mut ffi::GstDeviceMonitor, _param_spec: glib_ffi::gpointer, f: glib_ffi::gpointer)
where P: IsA<DeviceMonitor> {
callback_guard!();
let f: &&(Fn(&P) + Send + Sync + 'static) = transmute(f);
f(&DeviceMonitor::from_glib_borrow(this).downcast_unchecked())
}