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fallbackswitch: Port the example to GTK 4

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This commit is contained in:
Jordan Petridis 2022-08-26 19:24:59 +03:00 committed by Sebastian Dröge
parent 005fbafb30
commit a60f4e9ae8
2 changed files with 20 additions and 30 deletions
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6
utils/fallbackswitch/Cargo.toml
View file

@ -13,7 +13,8 @@ gst = { package = "gstreamer", git = "https://gitlab.freedesktop.org/gstreamer/g
gst-base = { package = "gstreamer-base", git = "https://gitlab.freedesktop.org/gstreamer/gstreamer-rs" }
gst-audio = { package = "gstreamer-audio", git = "https://gitlab.freedesktop.org/gstreamer/gstreamer-rs" }
gst-video = { package = "gstreamer-video", git = "https://gitlab.freedesktop.org/gstreamer/gstreamer-rs" }
gtk = { git = "https://github.com/gtk-rs/gtk3-rs", optional = true }
gst-plugin-gtk4 = { path = "../../video/gtk4", optional = true }
gtk = { package = "gtk4", git = "https://github.com/gtk-rs/gtk4-rs", optional = true }
gio = { git = "https://github.com/gtk-rs/gtk-rs-core", optional = true }
once_cell = "1.0"
parking_lot = "0.12"
@ -30,7 +31,8 @@ path = "src/lib.rs"
[[example]]
name = "gtk-fallbackswitch"
path = "examples/gtk_fallbackswitch.rs"
required-features = ["gtk", "gio"]
required-features = ["gtk", "gio", "gst-plugin-gtk4"]
[build-dependencies]
gst-plugin-version-helper = { path="../../version-helper" }

44
utils/fallbackswitch/examples/gtk_fallbackswitch.rs
View file

@ -12,6 +12,7 @@ use gst::glib;
use gst::prelude::*;
use gtk::prelude::*;
use gtk::Inhibit;
use std::cell::RefCell;
@ -21,7 +22,7 @@ const FALLBACK_PIPELINE: &str = "videotestsrc is-live=true pattern=snow";
//const MAIN_PIPELINE: &str = "videotestsrc is-live=true pattern=ball ! x264enc tune=zerolatency";
//const FALLBACK_PIPELINE: &str = "videotestsrc is-live=true pattern=snow ! x264enc tune=zerolatency";
fn create_pipeline() -> (gst::Pipeline, gst::Pad, gst::Element, gtk::Widget) {
fn create_pipeline() -> (gst::Pipeline, gst::Pad, gst::Element) {
let pipeline = gst::Pipeline::new(None);
let video_src = gst::parse_bin_from_description(MAIN_PIPELINE, true)
@ -49,19 +50,7 @@ fn create_pipeline() -> (gst::Pipeline, gst::Pad, gst::Element, gtk::Widget) {
}
});
let (video_sink, video_widget) =
//if let Some(gtkglsink) = gst::ElementFactory::make("gtkglsink", None) {
// let glsinkbin = gst::ElementFactory::make("glsinkbin", None).unwrap();
// glsinkbin.set_property("sink", &gtkglsink);
// let widget = gtkglsink.property::<gtk::Widget>("widget");
// (glsinkbin, widget)
//} else
{
let sink = gst::ElementFactory::make("gtksink", None).unwrap();
let widget = sink.property::<gtk::Widget>("widget");
(sink, widget)
};
let video_sink = gst::ElementFactory::make("gtk4paintablesink", None).unwrap();
pipeline
.add_many(&[
@ -88,30 +77,28 @@ fn create_pipeline() -> (gst::Pipeline, gst::Pad, gst::Element, gtk::Widget) {
.link_pads(Some("src"), &video_sink, Some("sink"))
.unwrap();
(
pipeline,
video_src.static_pad("src").unwrap(),
video_sink,
video_widget,
)
(pipeline, video_src.static_pad("src").unwrap(), video_sink)
}
fn create_ui(app: &gtk::Application) {
let (pipeline, video_src_pad, video_sink, video_widget) = create_pipeline();
let (pipeline, video_src_pad, video_sink) = create_pipeline();
let window = gtk::Window::new(gtk::WindowType::Toplevel);
let window = gtk::ApplicationWindow::new(app);
window.set_default_size(320, 240);
let vbox = gtk::Box::new(gtk::Orientation::Vertical, 0);
vbox.pack_start(&video_widget, true, true, 0);
let picture = gtk::Picture::new();
let paintable = video_sink.property::<gtk::gdk::Paintable>("paintable");
picture.set_paintable(Some(&paintable));
vbox.append(&picture);
let position_label = gtk::Label::new(Some("Position: 00:00:00"));
vbox.pack_start(&position_label, true, true, 5);
vbox.append(&position_label);
let drop_button = gtk::ToggleButton::with_label("Drop Signal");
vbox.pack_start(&drop_button, true, true, 5);
vbox.append(&drop_button);
window.add(&vbox);
window.show_all();
window.set_child(Some(&vbox));
window.show();
app.add_window(&window);
@ -151,7 +138,7 @@ fn create_ui(app: &gtk::Application) {
});
let app_weak = app.downgrade();
window.connect_delete_event(move |_, _| {
window.connect_close_request(move |_| {
let app = match app_weak.upgrade() {
Some(app) => app,
None => return Inhibit(false),
@ -210,6 +197,7 @@ fn main() {
gtk::init().unwrap();
gstfallbackswitch::plugin_register_static().expect("Failed to register fallbackswitch plugin");
gstgtk4::plugin_register_static().expect("Failed to register gtk4paintablesink plugin");
let app = gtk::Application::new(None, gio::ApplicationFlags::FLAGS_NONE);