mirror of
https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs.git
synced 2024-10-31 14:48:55 +00:00
324 lines
11 KiB
Rust
324 lines
11 KiB
Rust
// Copyright (C) 2020 Matthew Waters <matthew@centricular.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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use gst::ClockTime;
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use std::sync::{Arc, Mutex};
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use pretty_assertions::assert_eq;
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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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gstrsclosedcaption::plugin_register_static().unwrap();
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});
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}
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#[derive(Default)]
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struct NotifyState {
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cc608_count: u32,
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cc708_count: u32,
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}
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macro_rules! assert_push_data {
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($h:expr, $state:expr, $data:expr, $ts:expr, $cc608_count:expr, $cc708_count:expr) => {
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let mut buf = gst::Buffer::from_mut_slice($data);
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buf.get_mut().unwrap().set_pts($ts);
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assert_eq!($h.push(buf), Ok(gst::FlowSuccess::Ok));
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{
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let state_guard = $state.lock().unwrap();
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assert_eq!(state_guard.cc608_count, $cc608_count);
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assert_eq!(state_guard.cc708_count, $cc708_count);
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}
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};
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}
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#[test]
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fn test_have_cc_data_notify() {
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init();
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let valid_cc608_data = vec![0xfc, 0x80, 0x81];
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let invalid_cc608_data = vec![0xf8, 0x80, 0x81];
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let valid_cc708_data = vec![0xfe, 0x80, 0x81];
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let invalid_cc708_data = vec![0xfa, 0x80, 0x81];
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let mut h = gst_check::Harness::new("ccdetect");
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h.set_src_caps_str("closedcaption/x-cea-708,format=cc_data");
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h.set_sink_caps_str("closedcaption/x-cea-708,format=cc_data");
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h.element().unwrap().set_property("window", 500_000_000u64);
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let state = Arc::new(Mutex::new(NotifyState::default()));
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let state_c = state.clone();
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h.element()
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.unwrap()
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.connect_notify(Some("cc608"), move |o, _pspec| {
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let mut state_guard = state_c.lock().unwrap();
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state_guard.cc608_count += 1;
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o.property_value("cc608");
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});
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let state_c = state.clone();
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h.element()
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.unwrap()
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.connect_notify(Some("cc708"), move |o, _pspec| {
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let mut state_guard = state_c.lock().unwrap();
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state_guard.cc708_count += 1;
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o.property_value("cc708");
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});
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/* valid cc608 data moves cc608 property to true */
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assert_push_data!(h, state, valid_cc608_data, ClockTime::ZERO, 1, 0);
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/* invalid cc608 data moves cc608 property to false */
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assert_push_data!(h, state, invalid_cc608_data, 1_000_000_000.nseconds(), 2, 0);
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/* valid cc708 data moves cc708 property to true */
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assert_push_data!(h, state, valid_cc708_data, 2_000_000_000.nseconds(), 2, 1);
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/* invalid cc708 data moves cc708 property to false */
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assert_push_data!(h, state, invalid_cc708_data, 3_000_000_000.nseconds(), 2, 2);
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}
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#[test]
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fn test_cc_data_window() {
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init();
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let valid_cc608_data = vec![0xfc, 0x80, 0x81];
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let invalid_cc608_data = vec![0xf8, 0x80, 0x81];
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let mut h = gst_check::Harness::new("ccdetect");
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h.set_src_caps_str("closedcaption/x-cea-708,format=cc_data");
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h.set_sink_caps_str("closedcaption/x-cea-708,format=cc_data");
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h.element().unwrap().set_property("window", 500_000_000u64);
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let state = Arc::new(Mutex::new(NotifyState::default()));
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let state_c = state.clone();
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h.element()
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.unwrap()
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.connect_notify(Some("cc608"), move |_o, _pspec| {
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let mut state_guard = state_c.lock().unwrap();
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state_guard.cc608_count += 1;
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});
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let state_c = state.clone();
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h.element()
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.unwrap()
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.connect_notify(Some("cc708"), move |_o, _pspec| {
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let mut state_guard = state_c.lock().unwrap();
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state_guard.cc708_count += 1;
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});
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/* valid cc608 data moves cc608 property to true */
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assert_push_data!(h, state, valid_cc608_data.clone(), ClockTime::ZERO, 1, 0);
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/* valid cc608 data moves within window */
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assert_push_data!(
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h,
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state,
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valid_cc608_data.clone(),
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300_000_000.nseconds(),
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1,
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0
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);
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/* invalid cc608 data before window expires, no change */
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assert_push_data!(
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h,
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state,
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invalid_cc608_data.clone(),
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600_000_000.nseconds(),
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1,
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0
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);
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/* invalid cc608 data after window expires, cc608 changes to false */
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assert_push_data!(h, state, invalid_cc608_data, 1_000_000_000.nseconds(), 2, 0);
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/* valid cc608 data before window expires, no change */
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assert_push_data!(
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h,
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state,
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valid_cc608_data.clone(),
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1_300_000_000.nseconds(),
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2,
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0
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);
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/* valid cc608 data after window expires, property changes */
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assert_push_data!(h, state, valid_cc608_data, 1_600_000_000.nseconds(), 3, 0);
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}
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#[test]
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fn test_have_cdp_notify() {
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init();
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let valid_cc608_data = vec![
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0x96, 0x69, /* cdp magic bytes */
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0x10, /* length of cdp packet */
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0x8f, /* framerate */
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0x43, /* flags */
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0x00, 0x00, /* sequence counter */
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0x72, /* cc_data byte header */
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0xe1, /* n cc_data triples with 0xe0 as reserved bits */
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0xfc, 0x80, 0x81, /* cc_data triple */
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0x74, /* cdp end of frame byte header */
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0x00, 0x00, /* sequence counter */
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0x60, /* checksum */
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];
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let invalid_cc608_data = vec![
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0x96, 0x69, 0x10, 0x8f, 0x43, 0x00, 0x00, 0x72, 0xe1, 0xf8, 0x81, 0x82, 0x74, 0x00, 0x00,
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0x60,
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];
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let mut h = gst_check::Harness::new("ccdetect");
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h.set_src_caps_str("closedcaption/x-cea-708,format=cdp");
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h.set_sink_caps_str("closedcaption/x-cea-708,format=cdp");
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h.element().unwrap().set_property("window", 500_000_000u64);
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let state = Arc::new(Mutex::new(NotifyState::default()));
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let state_c = state.clone();
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h.element()
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.unwrap()
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.connect_notify(Some("cc608"), move |_o, _pspec| {
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let mut state_guard = state_c.lock().unwrap();
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state_guard.cc608_count += 1;
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});
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let state_c = state.clone();
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h.element()
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.unwrap()
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.connect_notify(Some("cc708"), move |_o, _pspec| {
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let mut state_guard = state_c.lock().unwrap();
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state_guard.cc708_count += 1;
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});
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/* valid cc608 data moves cc608 property to true */
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assert_push_data!(h, state, valid_cc608_data, ClockTime::ZERO, 1, 0);
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/* invalid cc608 data moves cc608 property to false */
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assert_push_data!(h, state, invalid_cc608_data, 1_000_000_000.nseconds(), 2, 0);
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}
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#[test]
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fn test_malformed_cdp_notify() {
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init();
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let too_short = vec![0x96, 0x69];
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let wrong_magic = vec![
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0x00, 0x00, 0x10, 0x8f, 0x43, 0x00, 0x00, 0x72, 0xe1, 0xfc, 0x81, 0x82, 0x74, 0x00, 0x00,
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0x60,
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];
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let length_too_long = vec![
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0x96, 0x69, 0x20, 0x8f, 0x43, 0x00, 0x00, 0x72, 0xe1, 0xfc, 0x81, 0x82, 0x74, 0x00, 0x00,
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0x60,
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];
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let length_too_short = vec![
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0x96, 0x69, 0x00, 0x8f, 0x43, 0x00, 0x00, 0x72, 0xe1, 0xfc, 0x81, 0x82, 0x74, 0x00, 0x00,
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0x60,
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];
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let wrong_cc_data_header_byte = vec![
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0x96, 0x69, 0x10, 0x8f, 0x43, 0x00, 0x00, 0xff, 0xe1, 0xfc, 0x81, 0x82, 0x74, 0x00, 0x00,
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0x60,
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];
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let big_cc_count = vec![
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0x96, 0x69, 0x10, 0x8f, 0x43, 0x00, 0x00, 0x72, 0xef, 0xfc, 0x81, 0x82, 0x74, 0x00, 0x00,
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0x60,
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];
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let wrong_cc_count_reserved_bits = vec![
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0x96, 0x69, 0x10, 0x8f, 0x43, 0x00, 0x00, 0x72, 0x01, 0xfc, 0x81, 0x82, 0x74, 0x00, 0x00,
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0x60,
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];
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let cc608_after_cc708 = vec![
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0x96, 0x69, 0x13, 0x8f, 0x43, 0x00, 0x00, 0x72, 0xe2, 0xfe, 0x81, 0x82, 0xfc, 0x83, 0x84,
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0x74, 0x00, 0x00, 0x60,
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];
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let mut h = gst_check::Harness::new("ccdetect");
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h.set_src_caps_str("closedcaption/x-cea-708,format=cdp");
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h.set_sink_caps_str("closedcaption/x-cea-708,format=cdp");
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h.element().unwrap().set_property("window", 0u64);
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let state = Arc::new(Mutex::new(NotifyState::default()));
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let state_c = state.clone();
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h.element()
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.unwrap()
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.connect_notify(Some("cc608"), move |_o, _pspec| {
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let mut state_guard = state_c.lock().unwrap();
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state_guard.cc608_count += 1;
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});
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let state_c = state.clone();
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h.element()
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.unwrap()
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.connect_notify(Some("cc708"), move |_o, _pspec| {
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let mut state_guard = state_c.lock().unwrap();
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state_guard.cc708_count += 1;
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});
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/* all invalid data does not change properties */
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assert_push_data!(h, state, too_short, ClockTime::ZERO, 0, 0);
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assert_push_data!(h, state, wrong_magic, 1_000.nseconds(), 0, 0);
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assert_push_data!(h, state, length_too_long, 2_000.nseconds(), 0, 0);
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assert_push_data!(h, state, length_too_short, 3_000.nseconds(), 0, 0);
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assert_push_data!(h, state, wrong_cc_data_header_byte, 4_000.nseconds(), 0, 0);
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assert_push_data!(h, state, big_cc_count, 5_000.nseconds(), 0, 0);
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assert_push_data!(
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h,
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state,
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wrong_cc_count_reserved_bits,
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6_000.nseconds(),
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0,
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0
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);
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assert_push_data!(h, state, cc608_after_cc708, 7_000.nseconds(), 0, 0);
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}
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#[test]
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fn test_gap_events() {
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init();
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let valid_cc608_data = vec![0xfc, 0x80, 0x81];
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let mut h = gst_check::Harness::new("ccdetect");
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h.set_src_caps_str("closedcaption/x-cea-708,format=cc_data");
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h.set_sink_caps_str("closedcaption/x-cea-708,format=cc_data");
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h.element().unwrap().set_property("window", 500_000_000u64);
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let state = Arc::new(Mutex::new(NotifyState::default()));
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let state_c = state.clone();
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h.element()
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.unwrap()
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.connect_notify(Some("cc608"), move |_o, _pspec| {
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let mut state_guard = state_c.lock().unwrap();
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state_guard.cc608_count += 1;
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});
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let state_c = state.clone();
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h.element()
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.unwrap()
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.connect_notify(Some("cc708"), move |_o, _pspec| {
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let mut state_guard = state_c.lock().unwrap();
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state_guard.cc708_count += 1;
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});
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/* valid cc608 data moves cc608 property to true */
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assert_push_data!(h, state, valid_cc608_data, ClockTime::ZERO, 1, 0);
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/* pushing gap event within the window changes nothing */
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assert!(h.push_event(gst::event::Gap::new(100_000_000.nseconds(), 1.nseconds())));
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{
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let state_guard = state.lock().unwrap();
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assert_eq!(state_guard.cc608_count, 1);
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assert_eq!(state_guard.cc708_count, 0);
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}
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/* pushing gap event outside the window moves cc608 property to false */
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assert!(h.push_event(gst::event::Gap::new(1_000_000_000.nseconds(), 1.nseconds())));
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{
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let state_guard = state.lock().unwrap();
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assert_eq!(state_guard.cc608_count, 2);
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assert_eq!(state_guard.cc708_count, 0);
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}
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}
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