gstreamer_video/
video_aggregator.rs

1use glib::translate::*;
2use gst::prelude::*;
3
4use crate::{ffi, VideoAggregator};
5
6mod sealed {
7    pub trait Sealed {}
8    impl<T: super::IsA<super::VideoAggregator>> Sealed for T {}
9}
10
11pub trait VideoAggregatorExtManual: sealed::Sealed + IsA<VideoAggregator> + 'static {
12    fn video_info(&self) -> Option<crate::VideoInfo> {
13        unsafe {
14            let ptr = self.as_ptr() as *mut ffi::GstVideoAggregator;
15            let _guard = self.as_ref().object_lock();
16
17            let info = &(*ptr).info;
18
19            if info.finfo.is_null() || info.width <= 0 || info.height <= 0 {
20                return None;
21            }
22
23            Some(from_glib_none(mut_override(
24                info as *const ffi::GstVideoInfo,
25            )))
26        }
27    }
28}
29
30impl<O: IsA<VideoAggregator>> VideoAggregatorExtManual for O {}