2024-01-05 13:35:40 +00:00
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// Take a look at the license at the top of the repository in the LICENSE file.
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use glib::{prelude::*, translate::*};
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use gst::prelude::*;
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use gst_base::prelude::*;
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2024-06-02 08:48:53 +00:00
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use crate::{ffi, VideoFilter};
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2024-01-05 13:35:40 +00:00
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mod sealed {
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pub trait Sealed {}
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impl<T: super::IsA<super::VideoFilter>> Sealed for T {}
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}
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pub trait VideoFilterExtManual: sealed::Sealed + IsA<VideoFilter> + 'static {
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fn input_video_info(&self) -> Option<crate::VideoInfo> {
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unsafe {
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let ptr = self.as_ptr() as *mut ffi::GstVideoFilter;
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let sinkpad = self.as_ref().sink_pad();
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let _guard = sinkpad.stream_lock();
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let info = &(*ptr).in_info;
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if info.finfo.is_null() || info.width <= 0 || info.height <= 0 {
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return None;
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}
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Some(from_glib_none(mut_override(
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info as *const ffi::GstVideoInfo,
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)))
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}
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}
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fn output_video_info(&self) -> Option<crate::VideoInfo> {
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unsafe {
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let ptr = self.as_ptr() as *mut ffi::GstVideoFilter;
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let sinkpad = self.as_ref().sink_pad();
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let _guard = sinkpad.stream_lock();
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let info = &(*ptr).out_info;
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if info.finfo.is_null() || info.width <= 0 || info.height <= 0 {
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return None;
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}
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Some(from_glib_none(mut_override(
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info as *const ffi::GstVideoInfo,
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)))
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}
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}
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}
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impl<O: IsA<VideoFilter>> VideoFilterExtManual for O {}
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