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gstreamer-video: Add support for VideoCodecAlphaMeta

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This commit is contained in:
Sebastian Dröge 2021-09-19 14:51:46 +03:00
parent 514c18ad5a
commit 9f1b8f6165
1 changed files with 62 additions and 0 deletions
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62
gstreamer-video/src/video_meta.rs
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@ -807,6 +807,68 @@ impl fmt::Debug for VideoBarMeta {
} }
} }
#[cfg(any(feature = "v1_20", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_20")))]
#[repr(transparent)]
#[doc(alias = "GstVideoCodecAlphaMeta")]
pub struct VideoCodecAlphaMeta(ffi::GstVideoCodecAlphaMeta);
#[cfg(any(feature = "v1_20", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_20")))]
unsafe impl Send for VideoCodecAlphaMeta {}
#[cfg(any(feature = "v1_20", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_20")))]
unsafe impl Sync for VideoCodecAlphaMeta {}
#[cfg(any(feature = "v1_20", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_20")))]
impl VideoCodecAlphaMeta {
#[doc(alias = "gst_buffer_add_video_codec_alpha_meta")]
pub fn add(
buffer: &mut gst::BufferRef,
alpha_buffer: gst::Buffer,
) -> gst::MetaRefMut<Self, gst::meta::Standalone> {
skip_assert_initialized!();
unsafe {
let meta = ffi::gst_buffer_add_video_codec_alpha_meta(
buffer.as_mut_ptr(),
alpha_buffer.to_glib_none().0,
);
Self::from_mut_ptr(buffer, meta)
}
}
pub fn alpha_buffer(&self) -> &gst::BufferRef {
unsafe { gst::BufferRef::from_ptr(self.0.buffer) }
}
pub fn alpha_buffer_owned(&self) -> gst::Buffer {
unsafe { from_glib_none(self.0.buffer) }
}
}
#[cfg(any(feature = "v1_20", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_20")))]
unsafe impl MetaAPI for VideoCodecAlphaMeta {
type GstType = ffi::GstVideoCodecAlphaMeta;
#[doc(alias = "gst_video_codec_alpha_meta_api_get_type")]
fn meta_api() -> glib::Type {
unsafe { from_glib(ffi::gst_video_codec_alpha_meta_api_get_type()) }
}
}
#[cfg(any(feature = "v1_20", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_20")))]
impl fmt::Debug for VideoCodecAlphaMeta {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.debug_struct("VideoCodecAlphaMeta")
.field("buffer", &self.alpha_buffer())
.finish()
}
}
#[cfg(test)] #[cfg(test)]
mod tests { mod tests {
use super::*; use super::*;