gstreamer-rs/gstreamer/src/ghost_pad.rs

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// Copyright (C) 2017 Sebastian Dröge <sebastian@centricular.com>
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use glib::prelude::*;
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use glib::translate::*;
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use gst_sys;
use FlowError;
use FlowSuccess;
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use GhostPad;
use LoggableError;
use Object;
use Pad;
use PadBuilder;
use PadExt;
use PadExtManual;
use PadFlags;
use PadGetRangeSuccess;
use PadMode;
use StaticPadTemplate;
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impl GhostPad {
pub fn activate_mode_default<P: IsA<GhostPad>, Q: IsA<Object>>(
pad: &P,
parent: Option<&Q>,
mode: PadMode,
active: bool,
) -> Result<(), glib::BoolError> {
skip_assert_initialized!();
unsafe {
glib_result_from_gboolean!(
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gst_sys::gst_ghost_pad_activate_mode_default(
pad.to_glib_none().0 as *mut gst_sys::GstPad,
parent.map(|p| p.as_ref()).to_glib_none().0,
mode.to_glib(),
active.to_glib(),
),
"Failed to invoke the default activate mode function of the ghost pad"
)
}
}
pub fn internal_activate_mode_default<P: IsA<GhostPad>, Q: IsA<Object>>(
pad: &P,
parent: Option<&Q>,
mode: PadMode,
active: bool,
) -> Result<(), glib::BoolError> {
skip_assert_initialized!();
unsafe {
glib_result_from_gboolean!(
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gst_sys::gst_ghost_pad_internal_activate_mode_default(
pad.to_glib_none().0 as *mut gst_sys::GstPad,
parent.map(|p| p.as_ref()).to_glib_none().0,
mode.to_glib(),
active.to_glib(),
),
concat!(
"Failed to invoke the default activate mode function of a proxy pad ",
"that is owned by the ghost pad"
)
)
}
}
pub fn new(name: Option<&str>, direction: ::PadDirection) -> Self {
skip_assert_initialized!();
Self::builder(name, direction).build()
}
pub fn builder(name: Option<&str>, direction: ::PadDirection) -> PadBuilder<Self> {
skip_assert_initialized!();
PadBuilder::new(name, direction)
}
pub fn from_static_template(templ: &StaticPadTemplate, name: Option<&str>) -> Self {
skip_assert_initialized!();
Self::builder_with_static_template(templ, name).build()
}
pub fn builder_with_static_template(
templ: &StaticPadTemplate,
name: Option<&str>,
) -> PadBuilder<Self> {
skip_assert_initialized!();
PadBuilder::from_static_template(templ, name)
}
pub fn from_template(templ: &::PadTemplate, name: Option<&str>) -> Self {
skip_assert_initialized!();
Self::builder_with_template(templ, name).build()
}
pub fn builder_with_template(templ: &::PadTemplate, name: Option<&str>) -> PadBuilder<Self> {
skip_assert_initialized!();
PadBuilder::from_template(templ, name)
}
pub fn with_target<P: IsA<Pad>>(
name: Option<&str>,
target: &P,
) -> Result<Self, glib::BoolError> {
skip_assert_initialized!();
Self::builder(name, target.get_direction()).build_with_target(target)
}
pub fn from_template_with_target<P: IsA<Pad>>(
templ: &::PadTemplate,
name: Option<&str>,
target: &P,
) -> Result<Self, glib::BoolError> {
skip_assert_initialized!();
if target.get_direction() != templ.get_property_direction() {
return Err(glib_bool_error!(
"Template and target have different directions"
));
}
Self::builder_with_template(templ, name).build_with_target(target)
}
}
impl<T: IsA<GhostPad> + IsA<Pad>> PadBuilder<T> {
pub fn proxy_pad_activate_function<F>(self, func: F) -> Self
where
F: Fn(&::ProxyPad, Option<&::Object>) -> Result<(), LoggableError> + Send + Sync + 'static,
{
use ProxyPadExt;
unsafe {
let proxy = self
.0
.unsafe_cast_ref::<::ProxyPad>()
.get_internal()
.unwrap();
proxy.set_activate_function(func);
}
self
}
pub fn proxy_pad_activatemode_function<F>(self, func: F) -> Self
where
F: Fn(&::ProxyPad, Option<&::Object>, ::PadMode, bool) -> Result<(), LoggableError>
+ Send
+ Sync
+ 'static,
{
use ProxyPadExt;
unsafe {
let proxy = self
.0
.unsafe_cast_ref::<::ProxyPad>()
.get_internal()
.unwrap();
proxy.set_activatemode_function(func);
}
self
}
pub fn proxy_pad_chain_function<F>(self, func: F) -> Self
where
F: Fn(&::ProxyPad, Option<&::Object>, ::Buffer) -> Result<FlowSuccess, FlowError>
+ Send
+ Sync
+ 'static,
{
use ProxyPadExt;
unsafe {
let proxy = self
.0
.unsafe_cast_ref::<::ProxyPad>()
.get_internal()
.unwrap();
proxy.set_chain_function(func);
}
self
}
pub fn proxy_pad_chain_list_function<F>(self, func: F) -> Self
where
F: Fn(&::ProxyPad, Option<&::Object>, ::BufferList) -> Result<FlowSuccess, FlowError>
+ Send
+ Sync
+ 'static,
{
use ProxyPadExt;
unsafe {
let proxy = self
.0
.unsafe_cast_ref::<::ProxyPad>()
.get_internal()
.unwrap();
proxy.set_chain_list_function(func);
}
self
}
pub fn proxy_pad_event_function<F>(self, func: F) -> Self
where
F: Fn(&::ProxyPad, Option<&::Object>, ::Event) -> bool + Send + Sync + 'static,
{
use ProxyPadExt;
unsafe {
let proxy = self
.0
.unsafe_cast_ref::<::ProxyPad>()
.get_internal()
.unwrap();
proxy.set_event_function(func);
}
self
}
pub fn proxy_pad_event_full_function<F>(self, func: F) -> Self
where
F: Fn(&::ProxyPad, Option<&::Object>, ::Event) -> Result<FlowSuccess, FlowError>
+ Send
+ Sync
+ 'static,
{
use ProxyPadExt;
unsafe {
let proxy = self
.0
.unsafe_cast_ref::<::ProxyPad>()
.get_internal()
.unwrap();
proxy.set_event_full_function(func);
}
self
}
pub fn proxy_pad_getrange_function<F>(self, func: F) -> Self
where
F: Fn(
&::ProxyPad,
Option<&::Object>,
u64,
Option<&mut ::BufferRef>,
u32,
) -> Result<PadGetRangeSuccess, ::FlowError>
+ Send
+ Sync
+ 'static,
{
use ProxyPadExt;
unsafe {
let proxy = self
.0
.unsafe_cast_ref::<::ProxyPad>()
.get_internal()
.unwrap();
proxy.set_getrange_function(func);
}
self
}
pub fn proxy_pad_iterate_internal_links_function<F>(self, func: F) -> Self
where
F: Fn(&::ProxyPad, Option<&::Object>) -> ::Iterator<Pad> + Send + Sync + 'static,
{
use ProxyPadExt;
unsafe {
let proxy = self
.0
.unsafe_cast_ref::<::ProxyPad>()
.get_internal()
.unwrap();
proxy.set_iterate_internal_links_function(func);
}
self
}
pub fn proxy_pad_link_function<F>(self, func: F) -> Self
where
F: Fn(&::ProxyPad, Option<&::Object>, &Pad) -> Result<::PadLinkSuccess, ::PadLinkError>
+ Send
+ Sync
+ 'static,
{
use ProxyPadExt;
unsafe {
let proxy = self
.0
.unsafe_cast_ref::<::ProxyPad>()
.get_internal()
.unwrap();
proxy.set_link_function(func);
}
self
}
pub fn proxy_pad_query_function<F>(self, func: F) -> Self
where
F: Fn(&::ProxyPad, Option<&::Object>, &mut ::QueryRef) -> bool + Send + Sync + 'static,
{
use ProxyPadExt;
unsafe {
let proxy = self
.0
.unsafe_cast_ref::<::ProxyPad>()
.get_internal()
.unwrap();
proxy.set_query_function(func);
}
self
}
pub fn proxy_pad_unlink_function<F>(self, func: F) -> Self
where
F: Fn(&::ProxyPad, Option<&::Object>) + Send + Sync + 'static,
{
use ProxyPadExt;
unsafe {
let proxy = self
.0
.unsafe_cast_ref::<::ProxyPad>()
.get_internal()
.unwrap();
proxy.set_unlink_function(func);
}
self
}
pub fn proxy_pad_flags(self, flags: PadFlags) -> Self {
use ProxyPadExt;
unsafe {
let proxy = self
.0
.unsafe_cast_ref::<::ProxyPad>()
.get_internal()
.unwrap();
proxy.set_pad_flags(flags);
}
self
}
pub fn build_with_target<P: IsA<Pad>>(self, target: &P) -> Result<T, glib::BoolError> {
use GhostPadExt;
assert_eq!(self.0.get_direction(), target.get_direction());
self.0.set_target(Some(target))?;
Ok(self.0)
}
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}