1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148

// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT

use glib::object::Cast;
use glib::object::IsA;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use glib::StaticType;
use glib::Value;
use glib_sys;
use gobject_sys;
use gst_sys;
use std::boxed::Box as Box_;
use std::mem::transmute;
use Clock;
use ClockType;
use Object;

glib_wrapper! {
    /// The GStreamer core provides a GstSystemClock based on the system time.
    /// Asynchronous callbacks are scheduled from an internal thread.
    ///
    /// Clock implementors are encouraged to subclass this systemclock as it
    /// implements the async notification.
    ///
    /// Subclasses can however override all of the important methods for sync and
    /// async notifications to implement their own callback methods or blocking
    /// wait operations.
    ///
    /// # Implements
    ///
    /// [`SystemClockExt`](trait.SystemClockExt.html), [`ClockExt`](trait.ClockExt.html), [`GstObjectExt`](trait.GstObjectExt.html), [`glib::object::ObjectExt`](../glib/object/trait.ObjectExt.html), [`ClockExtManual`](prelude/trait.ClockExtManual.html)
    pub struct SystemClock(Object<gst_sys::GstSystemClock, gst_sys::GstSystemClockClass, SystemClockClass>) @extends Clock, Object;

    match fn {
        get_type => || gst_sys::gst_system_clock_get_type(),
    }
}

impl SystemClock {
    /// Get a handle to the default system clock. The refcount of the
    /// clock will be increased so you need to unref the clock after
    /// usage.
    ///
    /// # Returns
    ///
    /// the default clock.
    ///
    /// MT safe.
    pub fn obtain() -> Clock {
        assert_initialized_main_thread!();
        unsafe { from_glib_full(gst_sys::gst_system_clock_obtain()) }
    }

    /// Sets the default system clock that can be obtained with
    /// `SystemClock::obtain`.
    ///
    /// This is mostly used for testing and debugging purposes when you
    /// want to have control over the time reported by the default system
    /// clock.
    ///
    /// MT safe.
    /// ## `new_clock`
    /// a `Clock`
    pub fn set_default<P: IsA<Clock>>(new_clock: Option<&P>) {
        assert_initialized_main_thread!();
        unsafe {
            gst_sys::gst_system_clock_set_default(new_clock.map(|p| p.as_ref()).to_glib_none().0);
        }
    }
}

unsafe impl Send for SystemClock {}
unsafe impl Sync for SystemClock {}

pub const NONE_SYSTEM_CLOCK: Option<&SystemClock> = None;

/// Trait containing all `SystemClock` methods.
///
/// # Implementors
///
/// [`SystemClock`](struct.SystemClock.html)
pub trait SystemClockExt: 'static {
    fn get_property_clock_type(&self) -> ClockType;

    fn set_property_clock_type(&self, clock_type: ClockType);

    fn connect_property_clock_type_notify<F: Fn(&Self) + Send + Sync + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId;
}

impl<O: IsA<SystemClock>> SystemClockExt for O {
    fn get_property_clock_type(&self) -> ClockType {
        unsafe {
            let mut value = Value::from_type(<ClockType as StaticType>::static_type());
            gobject_sys::g_object_get_property(
                self.to_glib_none().0 as *mut gobject_sys::GObject,
                b"clock-type\0".as_ptr() as *const _,
                value.to_glib_none_mut().0,
            );
            value
                .get()
                .expect("Return Value for property `clock-type` getter")
                .unwrap()
        }
    }

    fn set_property_clock_type(&self, clock_type: ClockType) {
        unsafe {
            gobject_sys::g_object_set_property(
                self.to_glib_none().0 as *mut gobject_sys::GObject,
                b"clock-type\0".as_ptr() as *const _,
                Value::from(&clock_type).to_glib_none().0,
            );
        }
    }

    fn connect_property_clock_type_notify<F: Fn(&Self) + Send + Sync + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn notify_clock_type_trampoline<P, F: Fn(&P) + Send + Sync + 'static>(
            this: *mut gst_sys::GstSystemClock,
            _param_spec: glib_sys::gpointer,
            f: glib_sys::gpointer,
        ) where
            P: IsA<SystemClock>,
        {
            let f: &F = &*(f as *const F);
            f(&SystemClock::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::clock-type\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_clock_type_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}