gstreamer_audio/
audio_aggregator_pad.rs

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