mirror of
https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs.git
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b025d068f2
Specifically, get rid of now unneeded `&`.
68 lines
2.2 KiB
Rust
68 lines
2.2 KiB
Rust
// Copyright (C) 2022 Philippe Normand <philn@igalia.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public License, v2.0.
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// If a copy of the MPL was not distributed with this file, You can obtain one at
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// <https://mozilla.org/MPL/2.0/>.
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//
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// SPDX-License-Identifier: MPL-2.0
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use gst::prelude::*;
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fn init() {
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use std::sync::Once;
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static INIT: Once = Once::new();
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INIT.call_once(|| {
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gst::init().unwrap();
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gstrsvideofx::plugin_register_static().expect("Failed to register rsvideofx plugin");
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});
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}
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#[test]
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fn test_red_color() {
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init();
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let pipeline = gst::Pipeline::default();
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let src = gst::ElementFactory::make("videotestsrc")
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.property_from_str("pattern", "red")
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.property("num-buffers", 2i32)
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.build()
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.unwrap();
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let filter = gst::ElementFactory::make("colordetect").build().unwrap();
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let sink = gst::ElementFactory::make("fakevideosink").build().unwrap();
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pipeline
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.add_many([&src, &filter, &sink])
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.expect("failed to add elements to the pipeline");
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gst::Element::link_many([&src, &filter, &sink]).expect("failed to link the elements");
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pipeline
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.set_state(gst::State::Playing)
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.expect("Unable to set the pipeline to the `Playing` state");
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let mut detected_color: Option<String> = None;
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let bus = pipeline.bus().unwrap();
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for msg in bus.iter_timed(gst::ClockTime::NONE) {
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use gst::MessageView;
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match msg.view() {
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MessageView::Element(elt) => {
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if let Some(s) = elt.structure() {
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if s.name() == "colordetect" {
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// The video source emits 2 red frames, but we should
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// receive only one message because the dominant color
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// doesn't change.
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assert_eq!(detected_color.as_deref(), None);
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detected_color = Some(s.get::<String>("dominant-color").unwrap());
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}
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}
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}
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MessageView::Eos(..) => break,
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_ => (),
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}
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}
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pipeline.set_state(gst::State::Null).unwrap();
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assert_eq!(detected_color.as_deref(), Some("red"));
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}
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