forked from mirrors/gstreamer-rs
gstreamer-base: subclassing: move parent fn in dedicated trait (!231)
This commit is contained in:
parent
fb99f1abad
commit
e24efa7259
6 changed files with 296 additions and 14 deletions
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@ -25,7 +25,7 @@ use Aggregator;
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use AggregatorClass;
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use AggregatorPad;
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pub trait AggregatorImpl: ElementImpl + Send + Sync + 'static {
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pub trait AggregatorImpl: AggregatorImplExt + ElementImpl + Send + Sync + 'static {
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fn flush(&self, aggregator: &Aggregator) -> Result<gst::FlowSuccess, gst::FlowError> {
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self.parent_flush(aggregator)
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}
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@ -129,7 +129,85 @@ pub trait AggregatorImpl: ElementImpl + Send + Sync + 'static {
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) -> Result<(), gst::LoggableError> {
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self.parent_negotiated_src_caps(aggregator, caps)
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}
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}
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pub trait AggregatorImplExt {
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fn parent_flush(&self, aggregator: &Aggregator) -> Result<gst::FlowSuccess, gst::FlowError>;
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fn parent_clip(
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&self,
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aggregator: &Aggregator,
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aggregator_pad: &AggregatorPad,
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buffer: gst::Buffer,
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) -> Option<gst::Buffer>;
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fn parent_finish_buffer(
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&self,
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aggregator: &Aggregator,
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buffer: gst::Buffer,
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) -> Result<gst::FlowSuccess, gst::FlowError>;
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fn parent_sink_event(
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&self,
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aggregator: &Aggregator,
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aggregator_pad: &AggregatorPad,
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event: gst::Event,
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) -> bool;
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fn parent_sink_query(
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&self,
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aggregator: &Aggregator,
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aggregator_pad: &AggregatorPad,
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query: &mut gst::QueryRef,
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) -> bool;
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fn parent_src_event(&self, aggregator: &Aggregator, event: gst::Event) -> bool;
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fn parent_src_query(&self, aggregator: &Aggregator, query: &mut gst::QueryRef) -> bool;
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fn parent_src_activate(
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&self,
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aggregator: &Aggregator,
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mode: gst::PadMode,
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active: bool,
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) -> Result<(), gst::LoggableError>;
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fn parent_aggregate(
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&self,
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aggregator: &Aggregator,
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timeout: bool,
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) -> Result<gst::FlowSuccess, gst::FlowError>;
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fn parent_start(&self, aggregator: &Aggregator) -> Result<(), gst::ErrorMessage>;
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fn parent_stop(&self, aggregator: &Aggregator) -> Result<(), gst::ErrorMessage>;
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fn parent_get_next_time(&self, aggregator: &Aggregator) -> gst::ClockTime;
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fn parent_create_new_pad(
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&self,
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aggregator: &Aggregator,
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templ: &gst::PadTemplate,
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req_name: Option<&str>,
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caps: Option<&gst::CapsRef>,
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) -> Option<AggregatorPad>;
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fn parent_update_src_caps(
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&self,
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aggregator: &Aggregator,
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caps: &gst::CapsRef,
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) -> Result<gst::Caps, gst::FlowError>;
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fn parent_fixate_src_caps(&self, aggregator: &Aggregator, caps: gst::Caps) -> gst::Caps;
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fn parent_negotiated_src_caps(
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&self,
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aggregator: &Aggregator,
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caps: &gst::CapsRef,
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) -> Result<(), gst::LoggableError>;
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}
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impl<T: AggregatorImpl + ObjectImpl> AggregatorImplExt for T {
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fn parent_flush(&self, aggregator: &Aggregator) -> Result<gst::FlowSuccess, gst::FlowError> {
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unsafe {
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let data = self.get_type_data();
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@ -21,7 +21,7 @@ use Aggregator;
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use AggregatorPad;
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use AggregatorPadClass;
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pub trait AggregatorPadImpl: PadImpl + Send + Sync + 'static {
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pub trait AggregatorPadImpl: AggregatorPadImplExt + PadImpl + Send + Sync + 'static {
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fn flush(
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&self,
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aggregator_pad: &AggregatorPad,
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@ -38,7 +38,24 @@ pub trait AggregatorPadImpl: PadImpl + Send + Sync + 'static {
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) -> bool {
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self.parent_skip_buffer(aggregator_pad, aggregator, buffer)
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}
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}
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pub trait AggregatorPadImplExt {
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fn parent_flush(
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&self,
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aggregator_pad: &AggregatorPad,
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aggregator: &Aggregator,
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) -> Result<gst::FlowSuccess, gst::FlowError>;
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fn parent_skip_buffer(
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&self,
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aggregator_pad: &AggregatorPad,
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aggregator: &Aggregator,
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buffer: &gst::BufferRef,
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) -> bool;
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}
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impl<T: AggregatorPadImpl + ObjectImpl> AggregatorPadImplExt for T {
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fn parent_flush(
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&self,
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aggregator_pad: &AggregatorPad,
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@ -82,7 +99,6 @@ pub trait AggregatorPadImpl: PadImpl + Send + Sync + 'static {
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}
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}
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}
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unsafe impl<T: ObjectSubclass + AggregatorPadImpl> IsSubclassable<T> for AggregatorPadClass {
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fn override_vfuncs(&mut self) {
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<gst::PadClass as IsSubclassable<T>>::override_vfuncs(self);
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@ -22,7 +22,7 @@ use std::ptr;
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use BaseSink;
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use BaseSinkClass;
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pub trait BaseSinkImpl: ElementImpl + Send + Sync + 'static {
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pub trait BaseSinkImpl: BaseSinkImplExt + ElementImpl + Send + Sync + 'static {
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fn start(&self, element: &BaseSink) -> Result<(), gst::ErrorMessage> {
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self.parent_start(element)
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}
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@ -62,7 +62,7 @@ pub trait BaseSinkImpl: ElementImpl + Send + Sync + 'static {
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}
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fn query(&self, element: &BaseSink, query: &mut gst::QueryRef) -> bool {
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BaseSinkImpl::parent_query(self, element, query)
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BaseSinkImplExt::parent_query(self, element, query)
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}
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fn event(&self, element: &BaseSink, event: gst::Event) -> bool {
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@ -88,7 +88,61 @@ pub trait BaseSinkImpl: ElementImpl + Send + Sync + 'static {
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fn unlock_stop(&self, element: &BaseSink) -> Result<(), gst::ErrorMessage> {
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self.parent_unlock_stop(element)
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}
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}
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pub trait BaseSinkImplExt {
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fn parent_start(&self, element: &BaseSink) -> Result<(), gst::ErrorMessage>;
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fn parent_stop(&self, element: &BaseSink) -> Result<(), gst::ErrorMessage>;
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fn parent_render(
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&self,
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element: &BaseSink,
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buffer: &gst::BufferRef,
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) -> Result<gst::FlowSuccess, gst::FlowError>;
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fn parent_prepare(
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&self,
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element: &BaseSink,
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buffer: &gst::BufferRef,
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) -> Result<gst::FlowSuccess, gst::FlowError>;
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fn parent_render_list(
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&self,
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element: &BaseSink,
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list: &gst::BufferListRef,
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) -> Result<gst::FlowSuccess, gst::FlowError>;
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fn parent_prepare_list(
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&self,
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element: &BaseSink,
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list: &gst::BufferListRef,
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) -> Result<gst::FlowSuccess, gst::FlowError>;
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fn parent_query(&self, element: &BaseSink, query: &mut gst::QueryRef) -> bool;
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fn parent_event(&self, element: &BaseSink, event: gst::Event) -> bool;
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fn parent_get_caps(
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&self,
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element: &BaseSink,
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filter: Option<&gst::CapsRef>,
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) -> Option<gst::Caps>;
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fn parent_set_caps(
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&self,
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element: &BaseSink,
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caps: &gst::CapsRef,
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) -> Result<(), gst::LoggableError>;
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fn parent_fixate(&self, element: &BaseSink, caps: gst::Caps) -> gst::Caps;
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fn parent_unlock(&self, element: &BaseSink) -> Result<(), gst::ErrorMessage>;
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fn parent_unlock_stop(&self, element: &BaseSink) -> Result<(), gst::ErrorMessage>;
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}
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impl<T: BaseSinkImpl + ObjectImpl> BaseSinkImplExt for T {
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fn parent_start(&self, element: &BaseSink) -> Result<(), gst::ErrorMessage> {
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unsafe {
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let data = self.get_type_data();
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@ -22,7 +22,7 @@ use std::ptr;
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use BaseSrc;
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use BaseSrcClass;
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pub trait BaseSrcImpl: ElementImpl + Send + Sync + 'static {
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pub trait BaseSrcImpl: BaseSrcImplExt + ElementImpl + Send + Sync + 'static {
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fn start(&self, element: &BaseSrc) -> Result<(), gst::ErrorMessage> {
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self.parent_start(element)
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}
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@ -63,7 +63,7 @@ pub trait BaseSrcImpl: ElementImpl + Send + Sync + 'static {
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}
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fn query(&self, element: &BaseSrc, query: &mut gst::QueryRef) -> bool {
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BaseSrcImpl::parent_query(self, element, query)
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BaseSrcImplExt::parent_query(self, element, query)
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}
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fn event(&self, element: &BaseSrc, event: &gst::Event) -> bool {
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@ -93,7 +93,60 @@ pub trait BaseSrcImpl: ElementImpl + Send + Sync + 'static {
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fn unlock_stop(&self, element: &BaseSrc) -> Result<(), gst::ErrorMessage> {
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self.parent_unlock_stop(element)
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}
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}
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pub trait BaseSrcImplExt {
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fn parent_start(&self, element: &BaseSrc) -> Result<(), gst::ErrorMessage>;
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fn parent_stop(&self, element: &BaseSrc) -> Result<(), gst::ErrorMessage>;
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fn parent_is_seekable(&self, element: &BaseSrc) -> bool;
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fn parent_get_size(&self, element: &BaseSrc) -> Option<u64>;
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fn parent_fill(
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&self,
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element: &BaseSrc,
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offset: u64,
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length: u32,
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buffer: &mut gst::BufferRef,
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) -> Result<gst::FlowSuccess, gst::FlowError>;
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fn parent_create(
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&self,
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element: &BaseSrc,
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offset: u64,
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length: u32,
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) -> Result<gst::Buffer, gst::FlowError>;
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fn parent_do_seek(&self, element: &BaseSrc, segment: &mut gst::Segment) -> bool;
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fn parent_query(&self, element: &BaseSrc, query: &mut gst::QueryRef) -> bool;
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fn parent_event(&self, element: &BaseSrc, event: &gst::Event) -> bool;
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fn parent_get_caps(
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&self,
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element: &BaseSrc,
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filter: Option<&gst::CapsRef>,
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) -> Option<gst::Caps>;
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fn parent_negotiate(&self, element: &BaseSrc) -> Result<(), gst::LoggableError>;
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fn parent_set_caps(
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&self,
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element: &BaseSrc,
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caps: &gst::CapsRef,
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) -> Result<(), gst::LoggableError>;
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fn parent_fixate(&self, element: &BaseSrc, caps: gst::Caps) -> gst::Caps;
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fn parent_unlock(&self, element: &BaseSrc) -> Result<(), gst::ErrorMessage>;
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fn parent_unlock_stop(&self, element: &BaseSrc) -> Result<(), gst::ErrorMessage>;
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}
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impl<T: BaseSrcImpl + ObjectImpl> BaseSrcImplExt for T {
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fn parent_start(&self, element: &BaseSrc) -> Result<(), gst::ErrorMessage> {
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unsafe {
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let data = self.get_type_data();
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@ -20,7 +20,7 @@ use gst::subclass::prelude::*;
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use BaseTransform;
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use BaseTransformClass;
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pub trait BaseTransformImpl: ElementImpl + Send + Sync + 'static {
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pub trait BaseTransformImpl: BaseTransformImplExt + ElementImpl + Send + Sync + 'static {
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fn start(&self, element: &BaseTransform) -> Result<(), gst::ErrorMessage> {
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self.parent_start(element)
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}
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@ -68,7 +68,7 @@ pub trait BaseTransformImpl: ElementImpl + Send + Sync + 'static {
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direction: gst::PadDirection,
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query: &mut gst::QueryRef,
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) -> bool {
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BaseTransformImpl::parent_query(self, element, direction, query)
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BaseTransformImplExt::parent_query(self, element, direction, query)
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}
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fn transform_size(
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@ -118,7 +118,86 @@ pub trait BaseTransformImpl: ElementImpl + Send + Sync + 'static {
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) -> Result<gst::FlowSuccess, gst::FlowError> {
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self.parent_transform_ip_passthrough(element, buf)
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}
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}
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pub trait BaseTransformImplExt {
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fn parent_start(&self, element: &BaseTransform) -> Result<(), gst::ErrorMessage>;
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fn parent_stop(&self, element: &BaseTransform) -> Result<(), gst::ErrorMessage>;
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fn parent_transform_caps(
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&self,
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element: &BaseTransform,
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direction: gst::PadDirection,
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caps: &gst::Caps,
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filter: Option<&gst::Caps>,
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) -> Option<gst::Caps>;
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fn parent_fixate_caps(
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&self,
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element: &BaseTransform,
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direction: gst::PadDirection,
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caps: &gst::Caps,
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othercaps: gst::Caps,
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) -> gst::Caps;
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fn parent_set_caps(
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&self,
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element: &BaseTransform,
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incaps: &gst::Caps,
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outcaps: &gst::Caps,
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) -> bool;
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fn parent_accept_caps(
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&self,
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element: &BaseTransform,
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direction: gst::PadDirection,
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caps: &gst::Caps,
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) -> bool;
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fn parent_query(
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&self,
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element: &BaseTransform,
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direction: gst::PadDirection,
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query: &mut gst::QueryRef,
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) -> bool;
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fn parent_transform_size(
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&self,
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element: &BaseTransform,
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direction: gst::PadDirection,
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caps: &gst::Caps,
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size: usize,
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othercaps: &gst::Caps,
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) -> Option<usize>;
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fn parent_get_unit_size(&self, element: &BaseTransform, caps: &gst::Caps) -> Option<usize>;
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fn parent_sink_event(&self, element: &BaseTransform, event: gst::Event) -> bool;
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fn parent_src_event(&self, element: &BaseTransform, event: gst::Event) -> bool;
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fn parent_transform(
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&self,
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element: &BaseTransform,
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inbuf: &gst::Buffer,
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outbuf: &mut gst::BufferRef,
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) -> Result<gst::FlowSuccess, gst::FlowError>;
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fn parent_transform_ip(
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&self,
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element: &BaseTransform,
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buf: &mut gst::BufferRef,
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) -> Result<gst::FlowSuccess, gst::FlowError>;
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fn parent_transform_ip_passthrough(
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&self,
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element: &BaseTransform,
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buf: &gst::BufferRef,
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) -> Result<gst::FlowSuccess, gst::FlowError>;
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}
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impl<T: BaseTransformImpl + ObjectImpl> BaseTransformImplExt for T {
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fn parent_start(&self, element: &BaseTransform) -> Result<(), gst::ErrorMessage> {
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unsafe {
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let data = self.get_type_data();
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@ -21,10 +21,12 @@ pub mod aggregator_pad;
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pub mod prelude {
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#[cfg(any(feature = "v1_14", feature = "dox"))]
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pub use super::aggregator::AggregatorImpl;
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pub use super::aggregator::{AggregatorImpl, AggregatorImplExt};
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#[cfg(any(feature = "v1_14", feature = "dox"))]
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pub use super::aggregator_pad::AggregatorPadImpl;
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pub use super::base_sink::BaseSinkImpl;
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pub use super::base_src::BaseSrcImpl;
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pub use super::base_transform::{BaseTransformClassSubclassExt, BaseTransformImpl};
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pub use super::aggregator_pad::{AggregatorPadImpl, AggregatorPadImplExt};
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pub use super::base_sink::{BaseSinkImpl, BaseSinkImplExt};
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pub use super::base_src::{BaseSrcImpl, BaseSrcImplExt};
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pub use super::base_transform::{
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BaseTransformClassSubclassExt, BaseTransformImpl, BaseTransformImplExt,
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};
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}
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