gst-plugins-rs/video/webp/tests/webpdec.rs

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// Copyright (C) 2021 Mathieu Duponchelle <mathieu@centricular.com>
//
// This Source Code Form is subject to the terms of the Mozilla Public License, v2.0.
// If a copy of the MPL was not distributed with this file, You can obtain one at
// <https://mozilla.org/MPL/2.0/>.
//
// SPDX-License-Identifier: MPL-2.0
use gst::prelude::*;
use pretty_assertions::assert_eq;
fn init() {
use std::sync::Once;
static INIT: Once = Once::new();
INIT.call_once(|| {
gst::init().unwrap();
gstrswebp::plugin_register_static().expect("webpenc-rs test");
});
}
#[test]
fn test_decode() {
init();
let data = include_bytes!("animated.webp").as_ref();
let mut h = gst_check::Harness::new("webpdec-rs");
h.set_src_caps_str("image/webp");
let buf = gst::Buffer::from_slice(data);
assert_eq!(h.push(buf), Ok(gst::FlowSuccess::Ok));
h.push_event(gst::event::Eos::new());
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let mut expected_timestamp: Option<gst::ClockTime> = Some(gst::ClockTime::ZERO);
let mut count = 0;
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let expected_duration: Option<gst::ClockTime> = Some(gst::ClockTime::from_nseconds(40_000_000));
while let Some(buf) = h.try_pull() {
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assert_eq!(buf.pts(), expected_timestamp);
assert_eq!(buf.duration(), expected_duration);
expected_timestamp = expected_timestamp.opt_add(expected_duration);
count += 1;
}
assert_eq!(count, 10);
let caps = h
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.sinkpad()
.expect("harness has no sinkpad")
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.current_caps()
.expect("pad has no caps");
assert_eq!(
caps,
gst_video::VideoInfo::builder(gst_video::VideoFormat::Rgba, 400, 400)
.fps((0, 1))
.build()
.unwrap()
.to_caps()
.unwrap()
);
}