gstreamer-rs/examples/src/bin/launch_glib_main.rs

59 lines
1.6 KiB
Rust

extern crate gstreamer as gst;
use gst::prelude::*;
extern crate glib;
use std::env;
#[path = "../examples-common.rs"]
mod examples_common;
fn example_main() {
let pipeline_str = env::args().collect::<Vec<String>>()[1..].join(" ");
gst::init().unwrap();
let main_loop = glib::MainLoop::new(None, false);
let pipeline = gst::parse_launch(&pipeline_str).unwrap();
let bus = pipeline.get_bus().unwrap();
let ret = pipeline.set_state(gst::State::Playing);
assert_ne!(ret, gst::StateChangeReturn::Failure);
let main_loop_clone = main_loop.clone();
//bus.add_signal_watch();
//bus.connect_message(move |_, msg| {
bus.add_watch(move |_, msg| {
use gst::MessageView;
let main_loop = &main_loop_clone;
match msg.view() {
MessageView::Eos(..) => main_loop.quit(),
MessageView::Error(err) => {
println!(
"Error from {:?}: {} ({:?})",
msg.get_src().map(|s| s.get_path_string()),
err.get_error(),
err.get_debug()
);
main_loop.quit();
}
_ => (),
};
glib::Continue(true)
});
main_loop.run();
let ret = pipeline.set_state(gst::State::Null);
assert_ne!(ret, gst::StateChangeReturn::Failure);
}
fn main() {
// tutorials_common::run is only required to set up the application environent on macOS
// (but not necessary in normal Cocoa applications where this is set up autmatically)
examples_common::run(example_main);
}