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base/basesrc: Add bindings for BaseSrc::get_times()

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Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/issues/228
This commit is contained in:
Sebastian Dröge 2019-12-10 19:49:02 +02:00
parent f417d68820
commit 90854eb047
1 changed files with 68 additions and 0 deletions
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68
gstreamer-base/src/subclass/base_src.rs
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@ -40,6 +40,14 @@ pub trait BaseSrcImpl: BaseSrcImplExt + ElementImpl + Send + Sync + 'static {
self.parent_get_size(element)
}
fn get_times(
&self,
element: &BaseSrc,
buffer: &gst::BufferRef,
) -> (gst::ClockTime, gst::ClockTime) {
self.parent_get_times(element, buffer)
}
fn fill(
&self,
element: &BaseSrc,
@ -105,6 +113,12 @@ pub trait BaseSrcImplExt {
fn parent_get_size(&self, element: &BaseSrc) -> Option<u64>;
fn parent_get_times(
&self,
element: &BaseSrc,
buffer: &gst::BufferRef,
) -> (gst::ClockTime, gst::ClockTime);
fn parent_fill(
&self,
element: &BaseSrc,
@ -217,6 +231,35 @@ impl<T: BaseSrcImpl + ObjectImpl> BaseSrcImplExt for T {
}
}
fn parent_get_times(
&self,
element: &BaseSrc,
buffer: &gst::BufferRef,
) -> (gst::ClockTime, gst::ClockTime) {
unsafe {
let data = self.get_type_data();
let parent_class =
data.as_ref().get_parent_class() as *mut gst_base_sys::GstBaseSrcClass;
(*parent_class)
.get_times
.map(|f| {
let mut start = mem::MaybeUninit::uninit();
let mut stop = mem::MaybeUninit::uninit();
f(
element.to_glib_none().0,
buffer.as_mut_ptr(),
start.as_mut_ptr(),
stop.as_mut_ptr(),
);
(
from_glib(start.assume_init()),
from_glib(stop.assume_init()),
)
})
.unwrap_or((gst::CLOCK_TIME_NONE, gst::CLOCK_TIME_NONE))
}
}
fn parent_fill(
&self,
element: &BaseSrc,
@ -426,6 +469,7 @@ where
klass.stop = Some(base_src_stop::<T>);
klass.is_seekable = Some(base_src_is_seekable::<T>);
klass.get_size = Some(base_src_get_size::<T>);
klass.get_times = Some(base_src_get_times::<T>);
klass.fill = Some(base_src_fill::<T>);
klass.create = Some(base_src_create::<T>);
klass.do_seek = Some(base_src_do_seek::<T>);
@ -528,6 +572,30 @@ where
.to_glib()
}
unsafe extern "C" fn base_src_get_times<T: ObjectSubclass>(
ptr: *mut gst_base_sys::GstBaseSrc,
buffer: *mut gst_sys::GstBuffer,
start: *mut gst_sys::GstClockTime,
stop: *mut gst_sys::GstClockTime,
) where
T: BaseSrcImpl,
T::Instance: PanicPoison,
{
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: BaseSrc = from_glib_borrow(ptr);
let buffer = gst::BufferRef::from_ptr(buffer);
*start = gst_sys::GST_CLOCK_TIME_NONE;
*stop = gst_sys::GST_CLOCK_TIME_NONE;
gst_panic_to_error!(&wrap, &instance.panicked(), (), {
let (start_, stop_) = imp.get_times(&wrap, buffer);
*start = start_.to_glib();
*stop = stop_.to_glib();
});
}
unsafe extern "C" fn base_src_fill<T: ObjectSubclass>(
ptr: *mut gst_base_sys::GstBaseSrc,
offset: u64,