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Make ObjectImpl and subtraits generic over T: ObjectType

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This commit is contained in:
Sebastian Dröge 2017-09-26 00:25:03 +03:00
parent f45723c04e
commit a354116336
8 changed files with 98 additions and 67 deletions
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32
gst-plugin/src/base_sink.rs
View file

@ -25,8 +25,8 @@ use gst_base::prelude::*;
use object::*; use object::*;
use element::*; use element::*;
pub trait BaseSinkImpl pub trait BaseSinkImpl<T: ObjectType>
: mopa::Any + ObjectImpl + ElementImpl + Send + Sync + 'static { : mopa::Any + ObjectImpl<T> + ElementImpl<T> + Send + Sync + 'static {
fn start(&self, _element: &gst_base::BaseSink) -> bool { fn start(&self, _element: &gst_base::BaseSink) -> bool {
true true
} }
@ -42,7 +42,7 @@ pub trait BaseSinkImpl
} }
} }
mopafy!(BaseSinkImpl); mopafy_object_impl!(BaseSinkImpl);
pub unsafe trait BaseSink: IsA<gst_base::BaseSink> { pub unsafe trait BaseSink: IsA<gst_base::BaseSink> {
fn parent_query(&self, query: &mut gst::QueryRef) -> bool { fn parent_query(&self, query: &mut gst::QueryRef) -> bool {
@ -83,7 +83,7 @@ pub unsafe trait BaseSink: IsA<gst_base::BaseSink> {
pub unsafe trait BaseSinkClass<T: ObjectType> pub unsafe trait BaseSinkClass<T: ObjectType>
where where
T: IsA<gst_base::BaseSink>, T: IsA<gst_base::BaseSink>,
T::ImplType: BaseSinkImpl, T::ImplType: BaseSinkImpl<T>,
{ {
fn override_vfuncs(&mut self) { fn override_vfuncs(&mut self) {
unsafe { unsafe {
@ -119,28 +119,28 @@ macro_rules! box_base_sink_impl(
($name:ident) => { ($name:ident) => {
box_element_impl!($name); box_element_impl!($name);
impl BaseSinkImpl for Box<$name> { impl<T: ObjectType> BaseSinkImpl<T> for Box<$name<T>> {
fn start(&self, element: &gst_base::BaseSink) -> bool { fn start(&self, element: &gst_base::BaseSink) -> bool {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.start(element) imp.start(element)
} }
fn stop(&self, element: &gst_base::BaseSink) -> bool { fn stop(&self, element: &gst_base::BaseSink) -> bool {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.stop(element) imp.stop(element)
} }
fn render(&self, element: &gst_base::BaseSink, buffer: &gst::BufferRef) -> gst::FlowReturn { fn render(&self, element: &gst_base::BaseSink, buffer: &gst::BufferRef) -> gst::FlowReturn {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.render(element, buffer) imp.render(element, buffer)
} }
fn query(&self, element: &gst_base::BaseSink, query: &mut gst::QueryRef) -> bool { fn query(&self, element: &gst_base::BaseSink, query: &mut gst::QueryRef) -> bool {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.query(element, query) imp.query(element, query)
} }
fn event(&self, element: &gst_base::BaseSink, event: &gst::Event) -> bool { fn event(&self, element: &gst_base::BaseSink, event: &gst::Event) -> bool {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.event(element, event) imp.event(element, event)
} }
} }
@ -153,7 +153,7 @@ impl ObjectType for RsBaseSink {
const NAME: &'static str = "RsBaseSink"; const NAME: &'static str = "RsBaseSink";
type GlibType = gst_base_ffi::GstBaseSink; type GlibType = gst_base_ffi::GstBaseSink;
type GlibClassType = gst_base_ffi::GstBaseSinkClass; type GlibClassType = gst_base_ffi::GstBaseSinkClass;
type ImplType = Box<BaseSinkImpl>; type ImplType = Box<BaseSinkImpl<Self>>;
fn glib_type() -> glib::Type { fn glib_type() -> glib::Type {
unsafe { from_glib(gst_base_ffi::gst_base_sink_get_type()) } unsafe { from_glib(gst_base_ffi::gst_base_sink_get_type()) }
@ -170,7 +170,7 @@ unsafe extern "C" fn base_sink_start<T: ObjectType>(
) -> glib_ffi::gboolean ) -> glib_ffi::gboolean
where where
T: IsA<gst_base::BaseSink>, T: IsA<gst_base::BaseSink>,
T::ImplType: BaseSinkImpl, T::ImplType: BaseSinkImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);
@ -186,7 +186,7 @@ unsafe extern "C" fn base_sink_stop<T: ObjectType>(
) -> glib_ffi::gboolean ) -> glib_ffi::gboolean
where where
T: IsA<gst_base::BaseSink>, T: IsA<gst_base::BaseSink>,
T::ImplType: BaseSinkImpl, T::ImplType: BaseSinkImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);
@ -203,7 +203,7 @@ unsafe extern "C" fn base_sink_render<T: ObjectType>(
) -> gst_ffi::GstFlowReturn ) -> gst_ffi::GstFlowReturn
where where
T: IsA<gst_base::BaseSink>, T: IsA<gst_base::BaseSink>,
T::ImplType: BaseSinkImpl, T::ImplType: BaseSinkImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);
@ -223,7 +223,7 @@ unsafe extern "C" fn base_sink_query<T: ObjectType>(
) -> glib_ffi::gboolean ) -> glib_ffi::gboolean
where where
T: IsA<gst_base::BaseSink>, T: IsA<gst_base::BaseSink>,
T::ImplType: BaseSinkImpl, T::ImplType: BaseSinkImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);
@ -241,7 +241,7 @@ unsafe extern "C" fn base_sink_event<T: ObjectType>(
) -> glib_ffi::gboolean ) -> glib_ffi::gboolean
where where
T: IsA<gst_base::BaseSink>, T: IsA<gst_base::BaseSink>,
T::ImplType: BaseSinkImpl, T::ImplType: BaseSinkImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);

44
gst-plugin/src/base_src.rs
View file

@ -25,8 +25,8 @@ use gst_base::prelude::*;
use object::*; use object::*;
use element::*; use element::*;
pub trait BaseSrcImpl pub trait BaseSrcImpl<T: ObjectType>
: mopa::Any + ObjectImpl + ElementImpl + Send + Sync + 'static { : mopa::Any + ObjectImpl<T> + ElementImpl<T> + Send + Sync + 'static {
fn start(&self, _element: &gst_base::BaseSrc) -> bool { fn start(&self, _element: &gst_base::BaseSrc) -> bool {
true true
} }
@ -57,7 +57,7 @@ pub trait BaseSrcImpl
} }
} }
mopafy!(BaseSrcImpl); mopafy_object_impl!(BaseSrcImpl);
pub unsafe trait BaseSrc: IsA<gst_base::BaseSrc> { pub unsafe trait BaseSrc: IsA<gst_base::BaseSrc> {
fn parent_do_seek(&self, segment: &mut gst::Segment) -> bool { fn parent_do_seek(&self, segment: &mut gst::Segment) -> bool {
@ -116,7 +116,7 @@ pub unsafe trait BaseSrc: IsA<gst_base::BaseSrc> {
pub unsafe trait BaseSrcClass<T: ObjectType> pub unsafe trait BaseSrcClass<T: ObjectType>
where where
T: IsA<gst_base::BaseSrc>, T: IsA<gst_base::BaseSrc>,
T::ImplType: BaseSrcImpl, T::ImplType: BaseSrcImpl<T>,
{ {
fn override_vfuncs(&mut self) { fn override_vfuncs(&mut self) {
unsafe { unsafe {
@ -156,24 +156,24 @@ macro_rules! box_base_src_impl(
($name:ident) => { ($name:ident) => {
box_element_impl!($name); box_element_impl!($name);
impl BaseSrcImpl for Box<$name> { impl<T: ObjectType> BaseSrcImpl<T> for Box<$name<T>> {
fn start(&self, element: &gst_base::BaseSrc) -> bool { fn start(&self, element: &gst_base::BaseSrc) -> bool {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.start(element) imp.start(element)
} }
fn stop(&self, element: &gst_base::BaseSrc) -> bool { fn stop(&self, element: &gst_base::BaseSrc) -> bool {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.stop(element) imp.stop(element)
} }
fn is_seekable(&self, element: &gst_base::BaseSrc) -> bool { fn is_seekable(&self, element: &gst_base::BaseSrc) -> bool {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.is_seekable(element) imp.is_seekable(element)
} }
fn get_size(&self, element: &gst_base::BaseSrc) -> Option<u64> { fn get_size(&self, element: &gst_base::BaseSrc) -> Option<u64> {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.get_size(element) imp.get_size(element)
} }
@ -184,21 +184,21 @@ macro_rules! box_base_src_impl(
length: u32, length: u32,
buffer: &mut gst::BufferRef, buffer: &mut gst::BufferRef,
) -> gst::FlowReturn { ) -> gst::FlowReturn {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.fill(element, offset, length, buffer) imp.fill(element, offset, length, buffer)
} }
fn do_seek(&self, element: &gst_base::BaseSrc, segment: &mut gst::Segment) -> bool { fn do_seek(&self, element: &gst_base::BaseSrc, segment: &mut gst::Segment) -> bool {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.do_seek(element, segment) imp.do_seek(element, segment)
} }
fn query(&self, element: &gst_base::BaseSrc, query: &mut gst::QueryRef) -> bool { fn query(&self, element: &gst_base::BaseSrc, query: &mut gst::QueryRef) -> bool {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.query(element, query) imp.query(element, query)
} }
fn event(&self, element: &gst_base::BaseSrc, event: &gst::Event) -> bool { fn event(&self, element: &gst_base::BaseSrc, event: &gst::Event) -> bool {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.event(element, event) imp.event(element, event)
} }
} }
@ -210,7 +210,7 @@ impl ObjectType for RsBaseSrc {
const NAME: &'static str = "RsBaseSrc"; const NAME: &'static str = "RsBaseSrc";
type GlibType = gst_base_ffi::GstBaseSrc; type GlibType = gst_base_ffi::GstBaseSrc;
type GlibClassType = gst_base_ffi::GstBaseSrcClass; type GlibClassType = gst_base_ffi::GstBaseSrcClass;
type ImplType = Box<BaseSrcImpl>; type ImplType = Box<BaseSrcImpl<Self>>;
fn glib_type() -> glib::Type { fn glib_type() -> glib::Type {
unsafe { from_glib(gst_base_ffi::gst_base_src_get_type()) } unsafe { from_glib(gst_base_ffi::gst_base_src_get_type()) }
@ -227,7 +227,7 @@ unsafe extern "C" fn base_src_start<T: ObjectType>(
) -> glib_ffi::gboolean ) -> glib_ffi::gboolean
where where
T: IsA<gst_base::BaseSrc>, T: IsA<gst_base::BaseSrc>,
T::ImplType: BaseSrcImpl, T::ImplType: BaseSrcImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);
@ -243,7 +243,7 @@ unsafe extern "C" fn base_src_stop<T: ObjectType>(
) -> glib_ffi::gboolean ) -> glib_ffi::gboolean
where where
T: IsA<gst_base::BaseSrc>, T: IsA<gst_base::BaseSrc>,
T::ImplType: BaseSrcImpl, T::ImplType: BaseSrcImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);
@ -259,7 +259,7 @@ unsafe extern "C" fn base_src_is_seekable<T: ObjectType>(
) -> glib_ffi::gboolean ) -> glib_ffi::gboolean
where where
T: IsA<gst_base::BaseSrc>, T: IsA<gst_base::BaseSrc>,
T::ImplType: BaseSrcImpl, T::ImplType: BaseSrcImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);
@ -276,7 +276,7 @@ unsafe extern "C" fn base_src_get_size<T: ObjectType>(
) -> glib_ffi::gboolean ) -> glib_ffi::gboolean
where where
T: IsA<gst_base::BaseSrc>, T: IsA<gst_base::BaseSrc>,
T::ImplType: BaseSrcImpl, T::ImplType: BaseSrcImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);
@ -303,7 +303,7 @@ unsafe extern "C" fn base_src_fill<T: ObjectType>(
) -> gst_ffi::GstFlowReturn ) -> gst_ffi::GstFlowReturn
where where
T: IsA<gst_base::BaseSrc>, T: IsA<gst_base::BaseSrc>,
T::ImplType: BaseSrcImpl, T::ImplType: BaseSrcImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);
@ -323,7 +323,7 @@ unsafe extern "C" fn base_src_do_seek<T: ObjectType>(
) -> glib_ffi::gboolean ) -> glib_ffi::gboolean
where where
T: IsA<gst_base::BaseSrc>, T: IsA<gst_base::BaseSrc>,
T::ImplType: BaseSrcImpl, T::ImplType: BaseSrcImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);
@ -342,7 +342,7 @@ unsafe extern "C" fn base_src_query<T: ObjectType>(
) -> glib_ffi::gboolean ) -> glib_ffi::gboolean
where where
T: IsA<gst_base::BaseSrc>, T: IsA<gst_base::BaseSrc>,
T::ImplType: BaseSrcImpl, T::ImplType: BaseSrcImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);
@ -360,7 +360,7 @@ unsafe extern "C" fn base_src_event<T: ObjectType>(
) -> glib_ffi::gboolean ) -> glib_ffi::gboolean
where where
T: IsA<gst_base::BaseSrc>, T: IsA<gst_base::BaseSrc>,
T::ImplType: BaseSrcImpl, T::ImplType: BaseSrcImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);

8
gst-plugin/src/demuxer.rs
View file

@ -175,7 +175,7 @@ impl Demuxer {
klass.add_pad_template(pad_template); klass.add_pad_template(pad_template);
} }
fn init(element: &RsElement, demuxer_info: &DemuxerInfo) -> Box<ElementImpl> { fn init(element: &RsElement, demuxer_info: &DemuxerInfo) -> Box<ElementImpl<RsElement>> {
let templ = element.get_pad_template("sink").unwrap(); let templ = element.get_pad_template("sink").unwrap();
let sinkpad = gst::Pad::new_from_template(&templ, "sink"); let sinkpad = gst::Pad::new_from_template(&templ, "sink");
sinkpad.set_activate_function(Demuxer::sink_activate); sinkpad.set_activate_function(Demuxer::sink_activate);
@ -638,9 +638,9 @@ impl Demuxer {
} }
} }
impl ObjectImpl for Demuxer {} impl ObjectImpl<RsElement> for Demuxer {}
impl ElementImpl for Demuxer { impl ElementImpl<RsElement> for Demuxer {
fn change_state( fn change_state(
&self, &self,
element: &gst::Element, element: &gst::Element,
@ -689,7 +689,7 @@ impl ImplTypeStatic<RsElement> for DemuxerStatic {
self.name.as_str() self.name.as_str()
} }
fn new(&self, element: &RsElement) -> Box<ElementImpl> { fn new(&self, element: &RsElement) -> Box<ElementImpl<RsElement>> {
Demuxer::init(element, &self.demuxer_info) Demuxer::init(element, &self.demuxer_info)
} }

17
gst-plugin/src/element.rs
View file

@ -21,7 +21,8 @@ use gst::prelude::*;
use object::*; use object::*;
pub trait ElementImpl: ObjectImpl + mopa::Any + Send + Sync + 'static { pub trait ElementImpl<T: ObjectType>
: ObjectImpl<T> + mopa::Any + Send + Sync + 'static {
fn change_state( fn change_state(
&self, &self,
element: &gst::Element, element: &gst::Element,
@ -31,7 +32,7 @@ pub trait ElementImpl: ObjectImpl + mopa::Any + Send + Sync + 'static {
} }
} }
mopafy!(ElementImpl); mopafy_object_impl!(ElementImpl);
pub unsafe trait Element: IsA<gst::Element> { pub unsafe trait Element: IsA<gst::Element> {
fn parent_change_state(&self, transition: gst::StateChange) -> gst::StateChangeReturn { fn parent_change_state(&self, transition: gst::StateChange) -> gst::StateChangeReturn {
@ -56,7 +57,7 @@ pub unsafe trait Element: IsA<gst::Element> {
pub unsafe trait ElementClass<T: ObjectType> pub unsafe trait ElementClass<T: ObjectType>
where where
T: IsA<gst::Element>, T: IsA<gst::Element>,
T::ImplType: ElementImpl, T::ImplType: ElementImpl<T>,
{ {
fn add_pad_template(&mut self, pad_template: gst::PadTemplate) { fn add_pad_template(&mut self, pad_template: gst::PadTemplate) {
unsafe { unsafe {
@ -103,7 +104,7 @@ glib_wrapper! {
} }
impl RsElement { impl RsElement {
pub fn get_impl(&self) -> &ElementImpl { pub fn get_impl(&self) -> &ElementImpl<RsElement> {
unsafe { unsafe {
let stash = self.to_glib_none(); let stash = self.to_glib_none();
let ptr: *mut InstanceStruct<RsElement> = stash.0; let ptr: *mut InstanceStruct<RsElement> = stash.0;
@ -123,13 +124,13 @@ macro_rules! box_element_impl(
($name:ident) => { ($name:ident) => {
box_object_impl!($name); box_object_impl!($name);
impl ElementImpl for Box<$name> { impl<T: ObjectType> ElementImpl<T> for Box<$name<T>> {
fn change_state( fn change_state(
&self, &self,
element: &gst::Element, element: &gst::Element,
transition: gst::StateChange, transition: gst::StateChange,
) -> gst::StateChangeReturn { ) -> gst::StateChangeReturn {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.change_state(element, transition) imp.change_state(element, transition)
} }
} }
@ -142,7 +143,7 @@ impl ObjectType for RsElement {
const NAME: &'static str = "RsElement"; const NAME: &'static str = "RsElement";
type GlibType = gst_ffi::GstElement; type GlibType = gst_ffi::GstElement;
type GlibClassType = gst_ffi::GstElementClass; type GlibClassType = gst_ffi::GstElementClass;
type ImplType = Box<ElementImpl>; type ImplType = Box<ElementImpl<Self>>;
fn glib_type() -> glib::Type { fn glib_type() -> glib::Type {
unsafe { from_glib(gst_ffi::gst_element_get_type()) } unsafe { from_glib(gst_ffi::gst_element_get_type()) }
@ -159,7 +160,7 @@ unsafe extern "C" fn element_change_state<T: ObjectType>(
) -> gst_ffi::GstStateChangeReturn ) -> gst_ffi::GstStateChangeReturn
where where
T: IsA<gst::Element>, T: IsA<gst::Element>,
T::ImplType: ElementImpl, T::ImplType: ElementImpl<T>,
{ {
callback_guard!(); callback_guard!();
floating_reference_guard!(ptr); floating_reference_guard!(ptr);

30
gst-plugin/src/lib.rs
View file

@ -60,6 +60,36 @@ impl Drop for FloatingReferenceGuard {
} }
} }
// mopafy! macro to work with generic traits over T: ObjectType
macro_rules! mopafy_object_impl {
($trait:ident) => {
impl<T: ObjectType> $trait<T> {
#[inline]
pub fn downcast_ref<U: $trait<T>>(&self) -> Option<&U> {
if self.is::<U>() {
unsafe {
Some(self.downcast_ref_unchecked())
}
} else {
None
}
}
#[inline]
pub unsafe fn downcast_ref_unchecked<U: $trait<T>>(&self) -> &U {
&*(self as *const Self as *const U)
}
#[inline]
pub fn is<U: $trait<T>>(&self) -> bool {
use std::any::TypeId;
use mopa;
TypeId::of::<U>() == mopa::Any::get_type_id(self)
}
}
};
}
#[macro_use] #[macro_use]
pub mod utils; pub mod utils;
#[macro_use] #[macro_use]

10
gst-plugin/src/object.rs
View file

@ -20,7 +20,7 @@ use gobject_ffi;
use glib; use glib;
use glib::translate::*; use glib::translate::*;
pub trait ObjectImpl: Send + Sync + 'static { pub trait ObjectImpl<T: ObjectType>: Send + Sync + 'static {
fn set_property(&self, _obj: &glib::Object, _id: u32, _value: &glib::Value) { fn set_property(&self, _obj: &glib::Object, _id: u32, _value: &glib::Value) {
unimplemented!() unimplemented!()
} }
@ -39,14 +39,14 @@ pub trait ObjectImpl: Send + Sync + 'static {
#[macro_export] #[macro_export]
macro_rules! box_object_impl( macro_rules! box_object_impl(
($name:ident) => { ($name:ident) => {
impl ObjectImpl for Box<$name> { impl<T: ObjectType> ObjectImpl<T> for Box<$name<T>> {
fn set_property(&self, obj: &glib::Object, id: u32, value: &glib::Value) { fn set_property(&self, obj: &glib::Object, id: u32, value: &glib::Value) {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.set_property(obj, id, value); imp.set_property(obj, id, value);
} }
fn get_property(&self, obj: &glib::Object, id: u32) -> Result<glib::Value, ()> { fn get_property(&self, obj: &glib::Object, id: u32) -> Result<glib::Value, ()> {
let imp: &$name = self.as_ref(); let imp: &$name<T> = self.as_ref();
imp.get_property(obj, id) imp.get_property(obj, id)
} }
} }
@ -71,7 +71,7 @@ where
const NAME: &'static str; const NAME: &'static str;
type GlibType; type GlibType;
type GlibClassType; type GlibClassType;
type ImplType: ObjectImpl; type ImplType: ObjectImpl<Self>;
fn glib_type() -> glib::Type; fn glib_type() -> glib::Type;

12
gst-plugin/src/sink.rs
View file

@ -86,7 +86,7 @@ impl Sink {
klass.install_properties(&PROPERTIES); klass.install_properties(&PROPERTIES);
} }
fn init(element: &RsBaseSink, sink_info: &SinkInfo) -> Box<BaseSinkImpl> { fn init(element: &RsBaseSink, sink_info: &SinkInfo) -> Box<BaseSinkImpl<RsBaseSink>> {
element.set_blocksize(4096); element.set_blocksize(4096);
let imp = Self::new(element, sink_info); let imp = Self::new(element, sink_info);
@ -133,7 +133,7 @@ impl Sink {
} }
} }
impl ObjectImpl for Sink { impl ObjectImpl<RsBaseSink> for Sink {
fn set_property(&self, obj: &glib::Object, id: u32, value: &glib::Value) { fn set_property(&self, obj: &glib::Object, id: u32, value: &glib::Value) {
let prop = &PROPERTIES[id as usize]; let prop = &PROPERTIES[id as usize];
@ -155,9 +155,9 @@ impl ObjectImpl for Sink {
} }
} }
impl ElementImpl for Sink {} impl ElementImpl<RsBaseSink> for Sink {}
impl BaseSinkImpl for Sink { impl BaseSinkImpl<RsBaseSink> for Sink {
fn start(&self, element: &gst_base::BaseSink) -> bool { fn start(&self, element: &gst_base::BaseSink) -> bool {
let sink = element.clone().downcast::<RsBaseSink>().unwrap(); let sink = element.clone().downcast::<RsBaseSink>().unwrap();
@ -266,7 +266,7 @@ impl ImplTypeStatic<RsBaseSink> for SinkStatic {
self.name.as_str() self.name.as_str()
} }
fn new(&self, element: &RsBaseSink) -> Box<BaseSinkImpl> { fn new(&self, element: &RsBaseSink) -> Box<BaseSinkImpl<RsBaseSink>> {
Sink::init(element, &self.sink_info) Sink::init(element, &self.sink_info)
} }
@ -280,7 +280,7 @@ impl ImplTypeStatic<RsBaseSink> for SinkStatic {
} }
impl URIHandlerImplStatic<RsBaseSink> for SinkStatic { impl URIHandlerImplStatic<RsBaseSink> for SinkStatic {
fn get_impl<'a>(&self, imp: &'a Box<BaseSinkImpl>) -> &'a URIHandlerImpl { fn get_impl<'a>(&self, imp: &'a Box<BaseSinkImpl<RsBaseSink>>) -> &'a URIHandlerImpl {
imp.downcast_ref::<Sink>().unwrap() imp.downcast_ref::<Sink>().unwrap()
} }

12
gst-plugin/src/source.rs
View file

@ -100,7 +100,7 @@ impl Source {
klass.install_properties(&PROPERTIES); klass.install_properties(&PROPERTIES);
} }
fn init(element: &RsBaseSrc, source_info: &SourceInfo) -> Box<BaseSrcImpl> { fn init(element: &RsBaseSrc, source_info: &SourceInfo) -> Box<BaseSrcImpl<RsBaseSrc>> {
element.set_blocksize(4096); element.set_blocksize(4096);
let imp = Self::new(element, source_info); let imp = Self::new(element, source_info);
@ -147,7 +147,7 @@ impl Source {
} }
} }
impl ObjectImpl for Source { impl ObjectImpl<RsBaseSrc> for Source {
fn set_property(&self, obj: &glib::Object, id: u32, value: &glib::Value) { fn set_property(&self, obj: &glib::Object, id: u32, value: &glib::Value) {
let prop = &PROPERTIES[id as usize]; let prop = &PROPERTIES[id as usize];
@ -169,9 +169,9 @@ impl ObjectImpl for Source {
} }
} }
impl ElementImpl for Source {} impl ElementImpl<RsBaseSrc> for Source {}
impl BaseSrcImpl for Source { impl BaseSrcImpl<RsBaseSrc> for Source {
fn start(&self, element: &gst_base::BaseSrc) -> bool { fn start(&self, element: &gst_base::BaseSrc) -> bool {
let src = element.clone().downcast::<RsBaseSrc>().unwrap(); let src = element.clone().downcast::<RsBaseSrc>().unwrap();
@ -343,7 +343,7 @@ impl ImplTypeStatic<RsBaseSrc> for SourceStatic {
self.name.as_str() self.name.as_str()
} }
fn new(&self, element: &RsBaseSrc) -> Box<BaseSrcImpl> { fn new(&self, element: &RsBaseSrc) -> Box<BaseSrcImpl<RsBaseSrc>> {
Source::init(element, &self.source_info) Source::init(element, &self.source_info)
} }
@ -357,7 +357,7 @@ impl ImplTypeStatic<RsBaseSrc> for SourceStatic {
} }
impl URIHandlerImplStatic<RsBaseSrc> for SourceStatic { impl URIHandlerImplStatic<RsBaseSrc> for SourceStatic {
fn get_impl<'a>(&self, imp: &'a Box<BaseSrcImpl>) -> &'a URIHandlerImpl { fn get_impl<'a>(&self, imp: &'a Box<BaseSrcImpl<RsBaseSrc>>) -> &'a URIHandlerImpl {
imp.downcast_ref::<Source>().unwrap() imp.downcast_ref::<Source>().unwrap()
} }