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gl: Manually implement swizzle array functions

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1301>
This commit is contained in:
Sebastian Dröge 2023-08-07 11:05:58 +03:00
parent e4d7748241
commit 00e42854fa
1 changed files with 36 additions and 0 deletions
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36
gstreamer-gl/src/functions.rs
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@ -46,3 +46,39 @@ pub fn gl_handle_set_context(
}
}
}
#[cfg(feature = "v1_24")]
#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
#[doc(alias = "gst_gl_swizzle_invert")]
pub fn gl_swizzle_invert(swizzle: [i32; 4]) -> [i32; 4] {
unsafe {
use std::mem;
let mut inversion = mem::MaybeUninit::uninit();
ffi::gst_gl_swizzle_invert(
mut_override(swizzle.as_ptr() as *const _),
inversion.as_mut_ptr(),
);
inversion.assume_init()
}
}
#[cfg(feature = "v1_24")]
#[cfg_attr(docsrs, doc(cfg(feature = "v1_24")))]
#[doc(alias = "gst_gl_video_format_swizzle")]
pub fn gl_video_format_swizzle(video_format: gst_video::VideoFormat) -> Option<[i32; 4]> {
unsafe {
use std::mem;
let mut swizzle = mem::MaybeUninit::uninit();
let res = from_glib(ffi::gst_gl_video_format_swizzle(
video_format.into_glib(),
swizzle.as_mut_ptr(),
));
if res {
Some(swizzle.assume_init())
} else {
None
}
}
}