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video: Add VIDEO_FORMATS_ANY and iterator over the formats

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1343>
This commit is contained in:
Sebastian Dröge 2023-11-10 16:47:18 +02:00
parent ec3a3610d3
commit 9419730ea4
1 changed files with 17 additions and 0 deletions
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17
gstreamer-video/src/video_format.rs
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@ -209,6 +209,18 @@ pub static VIDEO_FORMATS_ALL: Lazy<Box<[crate::VideoFormat]>> = Lazy::new(|| {
}
});
#[cfg(feature = "v1_24")]
pub static VIDEO_FORMATS_ANY: Lazy<Box<[crate::VideoFormat]>> = Lazy::new(|| unsafe {
let mut len: u32 = 0;
let mut res = Vec::with_capacity(len as usize);
let formats = ffi::gst_video_formats_any(&mut len);
for i in 0..len {
let format = formats.offset(i as isize);
res.push(from_glib(*format));
}
res.into_boxed_slice()
});
#[derive(PartialEq, Eq, Copy, Clone, Debug, Hash)]
pub enum VideoEndianness {
Unknown,
@ -285,6 +297,11 @@ impl crate::VideoFormat {
pub fn iter_raw() -> VideoFormatIterator {
VideoFormatIterator::default()
}
#[cfg(feature = "v1_24")]
pub fn iter_any() -> impl Iterator<Item = crate::VideoFormat> {
VIDEO_FORMATS_ANY.iter().copied()
}
}
impl str::FromStr for crate::VideoFormat {