gst-plugins-rs/generic/threadshare/tests/pipeline.rs

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// Copyright (C) 2019 François Laignel <fengalin@free.fr>
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the
// Free Software Foundation, Inc., 51 Franklin Street, Suite 500,
// Boston, MA 02110-1335, USA.
//
// SPDX-License-Identifier: LGPL-2.1-or-later
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use gst::glib;
use gst::prelude::*;
use once_cell::sync::Lazy;
use std::sync::mpsc;
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static CAT: Lazy<gst::DebugCategory> = Lazy::new(|| {
gst::DebugCategory::new(
"ts-test",
gst::DebugColorFlags::empty(),
Some("Thread-sharing test"),
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)
});
fn init() {
use std::sync::Once;
static INIT: Once = Once::new();
INIT.call_once(|| {
gst::init().unwrap();
gstthreadshare::plugin_register_static().expect("gstthreadshare pipeline test");
});
}
#[test]
#[cfg(not(windows))]
fn multiple_contexts_queue() {
use std::net;
use std::net::{IpAddr, Ipv4Addr, SocketAddr};
use std::sync::mpsc;
init();
const CONTEXT_NB: u32 = 2;
const SRC_NB: u16 = 4;
const CONTEXT_WAIT: u32 = 1;
const BUFFER_NB: u32 = 3;
const FIRST_PORT: u16 = 40000;
let l = glib::MainLoop::new(None, false);
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let pipeline = gst::Pipeline::default();
let (sender, receiver) = mpsc::channel();
for i in 0..SRC_NB {
let src = gst::ElementFactory::make("ts-udpsrc")
.name(format!("src-{i}").as_str())
.property("context", format!("context-{}", (i as u32) % CONTEXT_NB))
.property("context-wait", CONTEXT_WAIT)
.property("port", (FIRST_PORT + i) as i32)
.build()
.unwrap();
let queue = gst::ElementFactory::make("ts-queue")
.name(format!("queue-{i}").as_str())
.property("context", format!("context-{}", (i as u32) % CONTEXT_NB))
.property("context-wait", CONTEXT_WAIT)
.build()
.unwrap();
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let sink = gst_app::AppSink::builder()
.name(format!("sink-{i}").as_str())
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.sync(false)
.async_(false)
.build();
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pipeline
.add_many([&src, &queue, sink.upcast_ref()])
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.unwrap();
gst::Element::link_many([&src, &queue, sink.upcast_ref()]).unwrap();
let sender_clone = sender.clone();
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sink.set_callbacks(
gst_app::AppSinkCallbacks::builder()
.new_sample(move |appsink| {
let _sample = appsink.pull_sample().unwrap();
sender_clone.send(()).unwrap();
Ok(gst::FlowSuccess::Ok)
})
.build(),
);
}
let pipeline_clone = pipeline.clone();
let l_clone = l.clone();
let mut test_scenario = Some(move || {
let buffer = [0; 160];
let socket = net::UdpSocket::bind("0.0.0.0:0").unwrap();
let ipaddr = IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1));
let destinations = (FIRST_PORT..(FIRST_PORT + SRC_NB))
.map(|port| SocketAddr::new(ipaddr, port))
.collect::<Vec<_>>();
for _ in 0..BUFFER_NB {
for dest in &destinations {
gst::debug!(CAT, "multiple_contexts_queue: sending buffer to {:?}", dest);
socket.send_to(&buffer, dest).unwrap();
std::thread::sleep(std::time::Duration::from_millis(CONTEXT_WAIT as u64));
}
}
gst::debug!(
CAT,
"multiple_contexts_queue: waiting for all buffers notifications"
);
for _ in 0..(BUFFER_NB * (SRC_NB as u32)) {
receiver.recv().unwrap();
}
pipeline_clone.set_state(gst::State::Null).unwrap();
l_clone.quit();
});
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let bus = pipeline.bus().unwrap();
let l_clone = l.clone();
let _bus_watch = bus
.add_watch(move |_, msg| {
use gst::MessageView;
match msg.view() {
MessageView::StateChanged(state_changed) => {
if let Some(source) = state_changed.src() {
if source.type_() == gst::Pipeline::static_type()
&& state_changed.old() == gst::State::Paused
&& state_changed.current() == gst::State::Playing
{
if let Some(test_scenario) = test_scenario.take() {
std::thread::spawn(test_scenario);
}
}
}
}
MessageView::Error(err) => {
gst::error!(
CAT,
"multiple_contexts_queue: Error from {:?}: {} ({:?})",
err.src().map(|s| s.path_string()),
err.error(),
err.debug()
);
l_clone.quit();
}
_ => (),
};
glib::ControlFlow::Continue
})
.unwrap();
pipeline.set_state(gst::State::Playing).unwrap();
gst::debug!(CAT, "Starting main loop for multiple_contexts_queue...");
l.run();
gst::debug!(CAT, "Stopping main loop for multiple_contexts_queue...");
}
#[test]
#[cfg(not(windows))]
fn multiple_contexts_proxy() {
use std::net;
use std::net::{IpAddr, Ipv4Addr, SocketAddr};
init();
const CONTEXT_NB: u32 = 2;
const SRC_NB: u16 = 4;
const CONTEXT_WAIT: u32 = 1;
const BUFFER_NB: u32 = 3;
// Don't overlap with `multiple_contexts_queue`
const OFFSET: u16 = 10;
const FIRST_PORT: u16 = 40000 + OFFSET;
let l = glib::MainLoop::new(None, false);
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let pipeline = gst::Pipeline::default();
let (sender, receiver) = mpsc::channel();
for i in 0..SRC_NB {
let pipeline_index = i + OFFSET;
let src = gst::ElementFactory::make("ts-udpsrc")
.name(format!("src-{pipeline_index}").as_str())
.property("context", format!("context-{}", (i as u32) % CONTEXT_NB))
.property("context-wait", CONTEXT_WAIT)
.property("port", (FIRST_PORT + i) as i32)
.build()
.unwrap();
let proxysink = gst::ElementFactory::make("ts-proxysink")
.name(format!("proxysink-{pipeline_index}").as_str())
.property("proxy-context", format!("proxy-{pipeline_index}"))
.build()
.unwrap();
let proxysrc = gst::ElementFactory::make("ts-proxysrc")
.name(format!("proxysrc-{pipeline_index}").as_str())
.property(
"context",
&format!("context-{}", (pipeline_index as u32) % CONTEXT_NB),
)
.property("proxy-context", format!("proxy-{pipeline_index}"))
.build()
.unwrap();
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let sink = gst_app::AppSink::builder()
.name(format!("sink-{pipeline_index}").as_str())
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.sync(false)
.async_(false)
.build();
pipeline
.add_many([&src, &proxysink, &proxysrc, sink.upcast_ref()])
.unwrap();
src.link(&proxysink).unwrap();
proxysrc.link(&sink).unwrap();
let sender_clone = sender.clone();
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sink.set_callbacks(
gst_app::AppSinkCallbacks::builder()
.new_sample(move |appsink| {
let _sample = appsink.pull_sample().unwrap();
sender_clone.send(()).unwrap();
Ok(gst::FlowSuccess::Ok)
})
.build(),
);
}
let pipeline_clone = pipeline.clone();
let l_clone = l.clone();
let mut test_scenario = Some(move || {
let buffer = [0; 160];
let socket = net::UdpSocket::bind("0.0.0.0:0").unwrap();
let ipaddr = IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1));
let destinations = (FIRST_PORT..(FIRST_PORT + SRC_NB))
.map(|port| SocketAddr::new(ipaddr, port))
.collect::<Vec<_>>();
for _ in 0..BUFFER_NB {
for dest in &destinations {
gst::debug!(CAT, "multiple_contexts_proxy: sending buffer to {:?}", dest);
socket.send_to(&buffer, dest).unwrap();
std::thread::sleep(std::time::Duration::from_millis(CONTEXT_WAIT as u64));
}
}
gst::debug!(
CAT,
"multiple_contexts_proxy: waiting for all buffers notifications"
);
for _ in 0..(BUFFER_NB * (SRC_NB as u32)) {
receiver.recv().unwrap();
}
pipeline_clone.set_state(gst::State::Null).unwrap();
l_clone.quit();
});
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let bus = pipeline.bus().unwrap();
let l_clone = l.clone();
let _bus_watch = bus
.add_watch(move |_, msg| {
use gst::MessageView;
match msg.view() {
MessageView::StateChanged(state_changed) => {
if let Some(source) = state_changed.src() {
if source.type_() == gst::Pipeline::static_type()
&& state_changed.old() == gst::State::Paused
&& state_changed.current() == gst::State::Playing
{
if let Some(test_scenario) = test_scenario.take() {
std::thread::spawn(test_scenario);
}
}
}
}
MessageView::Error(err) => {
gst::error!(
CAT,
"multiple_contexts_proxy: Error from {:?}: {} ({:?})",
err.src().map(|s| s.path_string()),
err.error(),
err.debug()
);
l_clone.quit();
}
_ => (),
};
glib::ControlFlow::Continue
})
.unwrap();
pipeline.set_state(gst::State::Playing).unwrap();
gst::debug!(CAT, "Starting main loop for multiple_contexts_proxy...");
l.run();
gst::debug!(CAT, "Stopping main loop for multiple_contexts_proxy...");
}
#[test]
fn eos() {
const CONTEXT: &str = "test_eos";
init();
let l = glib::MainLoop::new(None, false);
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let pipeline = gst::Pipeline::default();
let caps = gst::Caps::builder("foo/bar").build();
let src = gst::ElementFactory::make("ts-appsrc")
.name("src-eos")
.property("caps", &caps)
.property("do-timestamp", true)
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.property("context", CONTEXT)
.build()
.unwrap();
let queue = gst::ElementFactory::make("ts-queue")
.name("queue-eos")
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.property("context", CONTEXT)
.build()
.unwrap();
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let sink = gst_app::AppSink::builder()
.name("sink-eos")
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.sync(false)
.async_(false)
.build();
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pipeline
.add_many([&src, &queue, sink.upcast_ref()])
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.unwrap();
gst::Element::link_many([&src, &queue, sink.upcast_ref()]).unwrap();
let (sample_notifier, sample_notif_rcv) = mpsc::channel();
let (eos_notifier, eos_notif_rcv) = mpsc::channel();
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sink.set_callbacks(
gst_app::AppSinkCallbacks::builder()
.new_sample(move |appsink| {
gst::debug!(CAT, obj = appsink, "eos: pulling sample");
let _ = appsink.pull_sample().unwrap();
sample_notifier.send(()).unwrap();
Ok(gst::FlowSuccess::Ok)
})
.eos(move |_appsink| eos_notifier.send(()).unwrap())
.build(),
);
fn push_buffer(src: &gst::Element) -> bool {
gst::debug!(CAT, obj = src, "eos: pushing buffer");
src.emit_by_name::<bool>("push-buffer", &[&gst::Buffer::from_slice(vec![0; 1024])])
}
let pipeline_clone = pipeline.clone();
let l_clone = l.clone();
let mut scenario = Some(move || {
// Initialize the dataflow
assert!(push_buffer(&src));
sample_notif_rcv.recv().unwrap();
assert!(src.emit_by_name::<bool>("end-of-stream", &[]));
eos_notif_rcv.recv().unwrap();
// FIXME not ideal, but better than previous approach.
// I think the "end-of-stream" signal should block
// until the **src** element has actually reached EOS
loop {
std::thread::sleep(std::time::Duration::from_millis(10));
if !push_buffer(&src) {
break;
}
}
pipeline_clone.set_state(gst::State::Null).unwrap();
l_clone.quit();
});
let l_clone = l.clone();
let _bus_watch = pipeline
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.bus()
.unwrap()
.add_watch(move |_, msg| {
use gst::MessageView;
match msg.view() {
MessageView::StateChanged(state_changed) => {
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if let Some(source) = state_changed.src() {
if source.type_() != gst::Pipeline::static_type() {
return glib::ControlFlow::Continue;
}
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if state_changed.old() == gst::State::Paused
&& state_changed.current() == gst::State::Playing
{
if let Some(scenario) = scenario.take() {
std::thread::spawn(scenario);
}
}
}
}
MessageView::Error(err) => {
gst::error!(
CAT,
"eos: Error from {:?}: {} ({:?})",
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err.src().map(|s| s.path_string()),
err.error(),
err.debug()
);
l_clone.quit();
}
_ => (),
};
glib::ControlFlow::Continue
})
.unwrap();
pipeline.set_state(gst::State::Playing).unwrap();
gst::debug!(CAT, "Starting main loop for eos...");
l.run();
gst::debug!(CAT, "Stopping main loop for eos...");
}
#[test]
fn premature_shutdown() {
init();
const APPSRC_CONTEXT_WAIT: u32 = 0;
const QUEUE_CONTEXT_WAIT: u32 = 1;
const QUEUE_ITEMS_CAPACITY: u32 = 1;
let l = glib::MainLoop::new(None, false);
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let pipeline = gst::Pipeline::default();
let caps = gst::Caps::builder("foo/bar").build();
let src = gst::ElementFactory::make("ts-appsrc")
.name("src-ps")
.property("caps", &caps)
.property("do-timestamp", true)
.property("context", "appsrc-context")
.property("context-wait", APPSRC_CONTEXT_WAIT)
.build()
.unwrap();
let queue = gst::ElementFactory::make("ts-queue")
.name("queue-ps")
.property("context", "queue-context")
.property("context-wait", QUEUE_CONTEXT_WAIT)
.property("max-size-buffers", QUEUE_ITEMS_CAPACITY)
.build()
.unwrap();
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let sink = gst_app::AppSink::builder()
.name("sink-ps")
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.sync(false)
.async_(false)
.build();
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pipeline
.add_many([&src, &queue, sink.upcast_ref()])
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.unwrap();
gst::Element::link_many([&src, &queue, sink.upcast_ref()]).unwrap();
let (appsink_sender, appsink_receiver) = mpsc::channel();
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sink.set_callbacks(
gst_app::AppSinkCallbacks::builder()
.new_sample(move |appsink| {
gst::debug!(CAT, obj = appsink, "premature_shutdown: pulling sample");
let _sample = appsink.pull_sample().unwrap();
appsink_sender.send(()).unwrap();
Ok(gst::FlowSuccess::Ok)
})
.build(),
);
fn push_buffer(src: &gst::Element, intent: &str) -> bool {
gst::debug!(
CAT,
obj = src,
"premature_shutdown: pushing buffer {}",
intent
);
src.emit_by_name::<bool>("push-buffer", &[&gst::Buffer::from_slice(vec![0; 1024])])
}
let pipeline_clone = pipeline.clone();
let l_clone = l.clone();
let mut scenario = Some(move || {
gst::debug!(CAT, "premature_shutdown: STEP 1: Playing");
// Initialize the dataflow
assert!(push_buffer(&src, "(initial)"));
// Wait for the buffer to reach AppSink
appsink_receiver.recv().unwrap();
assert_eq!(
appsink_receiver.try_recv().unwrap_err(),
mpsc::TryRecvError::Empty
);
assert!(push_buffer(&src, "before Playing -> Paused"));
gst::debug!(CAT, "premature_shutdown: STEP 2: Playing -> Paused");
pipeline_clone.set_state(gst::State::Paused).unwrap();
gst::debug!(CAT, "premature_shutdown: STEP 3: Paused -> Playing");
pipeline_clone.set_state(gst::State::Playing).unwrap();
gst::debug!(CAT, "premature_shutdown: Playing again");
gst::debug!(CAT, "Waiting for buffer sent before Playing -> Paused");
appsink_receiver.recv().unwrap();
assert!(push_buffer(&src, "after Paused -> Playing"));
gst::debug!(CAT, "Waiting for buffer sent after Paused -> Playing");
appsink_receiver.recv().unwrap();
// Fill up the (dataqueue) and abruptly shutdown
assert!(push_buffer(&src, "filling 1"));
assert!(push_buffer(&src, "filling 2"));
gst::debug!(CAT, "premature_shutdown: STEP 4: Playing -> Null");
pipeline_clone.set_state(gst::State::Null).unwrap();
assert!(!push_buffer(&src, "after Null"));
l_clone.quit();
});
let l_clone = l.clone();
let _bus_watch = pipeline
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.bus()
.unwrap()
.add_watch(move |_, msg| {
use gst::MessageView;
match msg.view() {
MessageView::StateChanged(state_changed) => {
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if let Some(source) = state_changed.src() {
if source.type_() != gst::Pipeline::static_type() {
return glib::ControlFlow::Continue;
}
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if state_changed.old() == gst::State::Paused
&& state_changed.current() == gst::State::Playing
{
if let Some(scenario) = scenario.take() {
std::thread::spawn(scenario);
}
}
}
}
MessageView::Error(err) => {
gst::error!(
CAT,
"premature_shutdown: Error from {:?}: {} ({:?})",
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err.src().map(|s| s.path_string()),
err.error(),
err.debug()
);
l_clone.quit();
}
_ => (),
};
glib::ControlFlow::Continue
})
.unwrap();
pipeline.set_state(gst::State::Playing).unwrap();
gst::debug!(CAT, "Starting main loop for premature_shutdown...");
l.run();
gst::debug!(CAT, "Stopped main loop for premature_shutdown...");
}
#[test]
// FIXME: racy: https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/issues/250
#[ignore]
fn socket_play_null_play() {
use gio::{
prelude::SocketExt, InetAddress, InetSocketAddress, SocketFamily, SocketProtocol,
SocketType,
};
const TEST: &str = "socket_play_null_play";
init();
let l = glib::MainLoop::new(None, false);
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let pipeline = gst::Pipeline::default();
let socket = gio::Socket::new(
SocketFamily::Ipv4,
SocketType::Datagram,
SocketProtocol::Udp,
)
.unwrap();
socket
.bind(
&InetSocketAddress::new(&InetAddress::from_string("127.0.0.1").unwrap(), 4500),
true,
)
.unwrap();
let sink = gst::ElementFactory::make("ts-udpsink")
.name(format!("sink-{TEST}").as_str())
.property("socket", &socket)
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.property("context", TEST)
.property("context-wait", 20u32)
.build()
.unwrap();
pipeline.add(&sink).unwrap();
let pipeline_clone = pipeline.clone();
let l_clone = l.clone();
let (sender, receiver) = std::sync::mpsc::channel();
let mut scenario = Some(move || {
gst::debug!(CAT, "{}: to Null", TEST);
pipeline_clone.set_state(gst::State::Null).unwrap();
gst::debug!(CAT, "{}: Play again", TEST);
let res = pipeline_clone.set_state(gst::State::Playing);
l_clone.quit();
sender.send(res).unwrap();
});
let l_clone = l.clone();
let _bus_watch = pipeline
.bus()
.unwrap()
.add_watch(move |_, msg| {
use gst::MessageView;
match msg.view() {
MessageView::StateChanged(state_changed) => {
if let Some(source) = state_changed.src() {
if source.type_() != gst::Pipeline::static_type() {
return glib::ControlFlow::Continue;
}
if state_changed.old() == gst::State::Paused
&& state_changed.current() == gst::State::Playing
{
if let Some(scenario) = scenario.take() {
std::thread::spawn(scenario);
}
}
}
}
MessageView::Error(err) => {
gst::error!(
CAT,
"{}: Error from {:?}: {} ({:?})",
TEST,
err.src().map(|s| s.path_string()),
err.error(),
err.debug()
);
l_clone.quit();
}
_ => (),
};
glib::ControlFlow::Continue
})
.unwrap();
gst::debug!(CAT, "{}: Playing", TEST);
pipeline.set_state(gst::State::Playing).unwrap();
gst::debug!(CAT, "Starting main loop for {}...", TEST);
l.run();
gst::debug!(CAT, "Stopping main loop for {}...", TEST);
let _ = pipeline.set_state(gst::State::Null);
if let Err(err) = receiver.recv().unwrap() {
panic!("{TEST}: {err}");
}
}