gstreamer-rs/gstreamer-gl/src/gl_sync_meta.rs

86 lines
2.3 KiB
Rust

// Take a look at the license at the top of the repository in the LICENSE file.
use std::fmt;
use glib::translate::*;
use gst::prelude::*;
use crate::GLContext;
#[repr(transparent)]
#[doc(alias = "GstGLSyncMeta")]
pub struct GLSyncMeta(ffi::GstGLSyncMeta);
unsafe impl Send for GLSyncMeta {}
unsafe impl Sync for GLSyncMeta {}
impl GLSyncMeta {
#[doc(alias = "gst_buffer_add_gl_sync_meta")]
pub fn add<'a, C: IsA<GLContext>>(
buffer: &'a mut gst::BufferRef,
context: &C,
) -> gst::MetaRefMut<'a, Self, gst::meta::Standalone> {
skip_assert_initialized!();
unsafe {
let meta = ffi::gst_buffer_add_gl_sync_meta(
context.as_ref().to_glib_none().0,
buffer.as_mut_ptr(),
);
Self::from_mut_ptr(buffer, meta)
}
}
#[doc(alias = "get_context")]
#[inline]
pub fn context(&self) -> &GLContext {
unsafe { &*(&self.0.context as *const *mut ffi::GstGLContext as *const GLContext) }
}
#[doc(alias = "gst_gl_sync_meta_set_sync_point")]
pub fn set_sync_point(&self, context: &impl IsA<GLContext>) {
unsafe {
ffi::gst_gl_sync_meta_set_sync_point(
&self.0 as *const _ as *mut _,
context.as_ref().to_glib_none().0,
);
}
}
#[doc(alias = "gst_gl_sync_meta_wait")]
pub fn wait(&self, context: &impl IsA<GLContext>) {
unsafe {
ffi::gst_gl_sync_meta_wait(
&self.0 as *const _ as *mut _,
context.as_ref().to_glib_none().0,
);
}
}
#[doc(alias = "gst_gl_sync_meta_wait_cpu")]
pub fn wait_cpu(&self, context: &impl IsA<GLContext>) {
unsafe {
ffi::gst_gl_sync_meta_wait_cpu(
&self.0 as *const _ as *mut _,
context.as_ref().to_glib_none().0,
);
}
}
}
unsafe impl MetaAPI for GLSyncMeta {
type GstType = ffi::GstGLSyncMeta;
#[doc(alias = "gst_gl_sync_meta_api_get_type")]
#[inline]
fn meta_api() -> glib::Type {
unsafe { from_glib(ffi::gst_gl_sync_meta_api_get_type()) }
}
}
impl fmt::Debug for GLSyncMeta {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.debug_struct("GLSyncMeta")
.field("context", &self.context())
.finish()
}
}