gstreamer_video/
video_aggregator_pad.rs

1use glib::{object::IsA, translate::*};
2use gst::prelude::*;
3
4use crate::{ffi, subclass::AggregateFramesToken, VideoAggregatorPad};
5
6pub trait VideoAggregatorPadExtManual: IsA<VideoAggregatorPad> + 'static {
7    #[doc(alias = "gst_video_aggregator_pad_has_current_buffer")]
8    fn has_current_buffer(&self, _token: &AggregateFramesToken) -> bool {
9        unsafe {
10            from_glib(ffi::gst_video_aggregator_pad_has_current_buffer(
11                self.as_ref().to_glib_none().0,
12            ))
13        }
14    }
15
16    #[doc(alias = "gst_video_aggregator_pad_get_current_buffer")]
17    fn current_buffer(&self, _token: &AggregateFramesToken) -> Option<gst::Buffer> {
18        unsafe {
19            from_glib_none(ffi::gst_video_aggregator_pad_get_current_buffer(
20                self.as_ref().to_glib_none().0,
21            ))
22        }
23    }
24
25    #[doc(alias = "gst_video_aggregator_pad_get_prepared_frame")]
26    fn prepared_frame<'a>(
27        &self,
28        _token: &'a AggregateFramesToken,
29    ) -> Option<crate::VideoFrameRef<&'a gst::BufferRef>> {
30        unsafe {
31            let ptr =
32                ffi::gst_video_aggregator_pad_get_prepared_frame(self.as_ref().to_glib_none().0);
33
34            if ptr.is_null() {
35                None
36            } else {
37                Some(crate::VideoFrameRef::from_glib_borrow(ptr).into_inner())
38            }
39        }
40    }
41
42    fn video_info(&self) -> Option<crate::VideoInfo> {
43        unsafe {
44            let ptr = self.as_ptr() as *mut ffi::GstVideoAggregatorPad;
45            let _guard = self.as_ref().object_lock();
46
47            let info = &(*ptr).info;
48
49            if info.finfo.is_null() || info.width <= 0 || info.height <= 0 {
50                return None;
51            }
52
53            Some(from_glib_none(mut_override(
54                info as *const ffi::GstVideoInfo,
55            )))
56        }
57    }
58}
59
60impl<O: IsA<VideoAggregatorPad>> VideoAggregatorPadExtManual for O {}
gstreamer_video/video_aggregator_pad.rs

gstreamer_video/
video_aggregator_pad.rs
