mirror of
https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs.git
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0a35219c90
Overwrites the service information descriptor with the value specified in the services property. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/2043>
91 lines
2.9 KiB
Rust
91 lines
2.9 KiB
Rust
// Copyright (C) 2025 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 pretty_assertions::assert_eq;
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use cdp_types::cea708_types::tables::*;
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use cdp_types::cea708_types::*;
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use cdp_types::*;
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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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fn gen_cdp_data(seq: u8, service: u8, codes: &[Code]) -> gst::Buffer {
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assert!(seq < 4);
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assert!(service < 64);
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let fps = cdp_types::Framerate::from_id(0x8).unwrap();
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let mut writer = CDPWriter::default();
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let mut packet = DTVCCPacket::new(seq);
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let mut service = Service::new(service);
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for c in codes {
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service.push_code(c).unwrap();
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}
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packet.push_service(service).unwrap();
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writer.push_packet(packet);
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let mut data = vec![];
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writer.write(fps, &mut data).unwrap();
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let mut buf = gst::Buffer::from_mut_slice(data);
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{
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let buf = buf.get_mut().unwrap();
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buf.set_pts(0.nseconds());
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}
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buf
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}
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#[test]
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fn test_cdpserviceinject_override() {
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init();
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let mut h = gst_check::Harness::with_padnames("cdpserviceinject", Some("sink"), Some("src"));
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h.set_src_caps_str("closedcaption/x-cea-708,format=cdp,framerate=60/1");
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let services = gst::Array::from_iter([gst::Structure::builder("service")
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.field("service", 2)
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.field("language", "eng")
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.field("easy-reader", true)
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.field("wide-aspect-ratio", true)
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.build()
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.to_send_value()]);
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h.element().unwrap().set_property("services", services);
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let buf = gen_cdp_data(0, 2, &[Code::LatinCapitalA]);
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let out = h.push_and_pull(buf).unwrap();
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let readable = out.map_readable().unwrap();
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let mut parser = CDPParser::default();
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parser.parse(&readable).unwrap();
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let parsed = parser.pop_packet().unwrap();
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assert_eq!(parsed.sequence_no(), 0);
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let services = parsed.services();
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assert_eq!(services.len(), 1);
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assert_eq!(services[0].number(), 2);
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let codes = services[0].codes();
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assert_eq!(codes.len(), 1);
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assert_eq!(codes[0], Code::LatinCapitalA);
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let service = parser.service_info().unwrap();
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assert!(service.is_start());
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assert!(service.is_complete());
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let services = service.services();
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assert_eq!(services.len(), 1);
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assert_eq!(services[0].language(), [b'e', b'n', b'g']);
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let FieldOrService::Service(digital) = services[0].service() else {
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unreachable!();
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};
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assert_eq!(digital.service_no(), 2);
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assert!(digital.easy_reader());
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assert!(digital.wide_aspect_ratio());
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}
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