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

// Take a look at the license at the top of the repository in the LICENSE file.

use std::{boxed::Box as Box_, mem::transmute};

use glib::{
    object::ObjectType,
    signal::{connect_raw, SignalHandlerId},
    translate::*,
};

use crate::Player;

impl Player {
    #[doc(alias = "get_config")]
    #[doc(alias = "gst_player_get_config")]
    pub fn config(&self) -> crate::PlayerConfig {
        unsafe { from_glib_full(ffi::gst_player_get_config(self.to_glib_none().0)) }
    }

    #[doc(alias = "gst_player_set_config")]
    pub fn set_config(&self, config: crate::PlayerConfig) -> Result<(), glib::error::BoolError> {
        unsafe {
            glib::result_from_gboolean!(
                ffi::gst_player_set_config(self.to_glib_none().0, config.into_glib_ptr()),
                "Failed to set config",
            )
        }
    }

    pub fn connect_duration_changed<F: Fn(&Player, Option<gst::ClockTime>) + Send + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        #[allow(clippy::cast_ptr_alignment)]
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"duration-changed\0".as_ptr() as *const _,
                Some(transmute::<*const (), unsafe extern "C" fn()>(
                    duration_changed_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    pub fn connect_position_updated<F: Fn(&Player, Option<gst::ClockTime>) + Send + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        #[allow(clippy::cast_ptr_alignment)]
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"position-updated\0".as_ptr() as *const _,
                Some(transmute::<*const (), unsafe extern "C" fn()>(
                    position_updated_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    pub fn connect_seek_done<F: Fn(&Player, gst::ClockTime) + Send + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        #[allow(clippy::cast_ptr_alignment)]
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"seek-done\0".as_ptr() as *const _,
                Some(transmute::<*const (), unsafe extern "C" fn()>(
                    seek_done_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "gst_player_get_video_snapshot")]
    #[doc(alias = "get_video_snapshot")]
    pub fn video_snapshot(
        &self,
        format: crate::PlayerSnapshotFormat,
        config: Option<&gst::StructureRef>,
    ) -> Option<gst::Sample> {
        unsafe {
            from_glib_full(ffi::gst_player_get_video_snapshot(
                self.to_glib_none().0,
                format.into_glib(),
                mut_override(config.map(|c| c.as_ptr()).unwrap_or(std::ptr::null())),
            ))
        }
    }
}

impl Default for Player {
    fn default() -> Self {
        Self::new(
            None::<crate::PlayerVideoRenderer>,
            None::<crate::PlayerSignalDispatcher>,
        )
    }
}

unsafe extern "C" fn duration_changed_trampoline<
    F: Fn(&Player, Option<gst::ClockTime>) + Send + 'static,
>(
    this: *mut ffi::GstPlayer,
    object: u64,
    f: glib::ffi::gpointer,
) {
    let f: &F = &*(f as *const F);
    f(&from_glib_borrow(this), FromGlib::from_glib(object))
}

unsafe extern "C" fn position_updated_trampoline<
    F: Fn(&Player, Option<gst::ClockTime>) + Send + 'static,
>(
    this: *mut ffi::GstPlayer,
    object: u64,
    f: glib::ffi::gpointer,
) {
    let f: &F = &*(f as *const F);
    f(&from_glib_borrow(this), FromGlib::from_glib(object))
}

unsafe extern "C" fn seek_done_trampoline<F: Fn(&Player, gst::ClockTime) + Send + 'static>(
    this: *mut ffi::GstPlayer,
    object: u64,
    f: glib::ffi::gpointer,
) {
    let f: &F = &*(f as *const F);
    f(
        &from_glib_borrow(this),
        try_from_glib(object).expect("undefined seek position"),
    )
}