From 29b77c5971711e7d8910f45cd7679722db7a42d3 Mon Sep 17 00:00:00 2001 From: qo-op Date: Wed, 7 Apr 2021 23:01:54 +0200 Subject: [PATCH] Astroport/IPFS video streaming alpha --- www/video-player/css/common.css | 261 ++++++++++++++++++++++++ www/video-player/css/video-js.min.css | 1 + www/video-player/graphics/http-icon.svg | 1 + www/video-player/graphics/ipfs-icon.svg | 1 + www/video-player/graphics/loader-animation.svg | 14 ++ www/video-player/index.html | 57 ++++++ www/video-player/js/common.js | 264 +++++++++++++++++++++++++ www/video-player/js/vendor/video.min.js | 20 ++ zen/stream/audio.jpg | Bin 0 -> 32269 bytes zen/stream/install.sh | 58 ++++++ zen/stream/ipfs_stream_ipns_loop.png | Bin 0 -> 107049 bytes zen/stream/process-stream.service | 16 ++ zen/stream/process-stream.sh | 129 ++++++++++++ zen/stream/uninstall.sh | 19 ++ 14 files changed, 841 insertions(+) create mode 100644 www/video-player/css/common.css create mode 100644 www/video-player/css/video-js.min.css create mode 100644 www/video-player/graphics/http-icon.svg create mode 100644 www/video-player/graphics/ipfs-icon.svg create mode 100644 www/video-player/graphics/loader-animation.svg create mode 100644 www/video-player/index.html create mode 100644 www/video-player/js/common.js create mode 100644 www/video-player/js/vendor/video.min.js create mode 100644 zen/stream/audio.jpg create mode 100755 zen/stream/install.sh create mode 100644 zen/stream/ipfs_stream_ipns_loop.png create mode 100644 zen/stream/process-stream.service create mode 100755 zen/stream/process-stream.sh create mode 100755 zen/stream/uninstall.sh diff --git a/www/video-player/css/common.css b/www/video-player/css/common.css new file mode 100644 index 0000000..f50ce2d --- /dev/null +++ b/www/video-player/css/common.css @@ -0,0 +1,261 @@ +html, body { + width: 100% !important; + height: 100% !important; + overflow: hidden; + margin: 0; + padding: 0; + -webkit-font-smoothing: antialiased; + -moz-osx-font-smoothing: grayscale; +} + +body { + background-color: #000000; + font: normal 18px/1.4 nimbus sans l,helvetica neue,arial,sans-serif; +} + +h2 { + margin-top: 0; + margin-bottom: 0.35em; + font-weight: normal; +} + +p { + margin-top: 0; + margin-bottom: 1em; +} + +/* Variables */ + +.color-accent { + color: #ff3f00; +} + +.bg-white { + background: #ffffff; +} + +/* Layout */ + +.fixed { + position: fixed; +} + +.relative { + position: relative; +} + +.absolute { + position: absolute; +} + +.none { + display: none; +} + +.block { + display: block; +} + +.flex { + display: flex; +} + +.flex-wrap { + flex-wrap: wrap; +} + +.flex-direction-column { + flex-direction: column; +} + +.flex-align-baseline { + align-items: baseline; +} + +.flex-align-center { + align-items: center; +} + +.flex-justify-center { + justify-content: center; +} + +.flex-justify-space-between { + justify-content: space-between; +} + +.w-100 { + width: 100%; +} + +.pt-s { + padding-top: 1em; +} + +.mt-0 { + margin-top: 0; +} + +.mt-1 { + margin-top: 1em; +} + +.mr-1 { + margin-right: 1em; +} + +/* Buttons */ + +.button, +button { + display: inline-flex; + align-items: baseline; + justify-content: center; + padding: 1em 2em 1em; + color: #000000; + text-align: center; + font-family: nimbus sans l,helvetica neue,arial,sans-serif; + font-weight: bold; + text-decoration: none; + white-space: nowrap; + background-color: #ffe100; + border: 0; + cursor: pointer; + line-height: 1em; + -webkit-font-smoothing: antialiased; + -moz-osx-font-smoothing: grayscale; + transition: background 150ms ease-in-out, border-color 150ms ease-in-out, color 150ms ease-in-out; +} + +.button:hover, +button:hover, +.button:focus, +button:focus { + color: #ffffff; + background-color: #ff3f00; + border-color: #ff3f00; + text-decoration: none; +} + +.button.button-primary, +button.button-primary { + border: 7px solid #ff3f00; + background-color: #ffe100; +} + +.button.button-primary:hover, +button.button-primary:hover, +.button.button-primary:focus, +button.button-primary:focus { + color: #ffffff; + background-color: #ff3f00; + border-color: #ff3f00; +} + +.compact { + font-size: 0.85em; + line-height: 1.5em; + padding: 5px 10px; +} + +/* Live Stream Container */ + +.stream-container { + position: relative; + min-height: 350px; + margin-bottom: 1em; + height: 100%; +} + +.stream-selector { + top: 0; + left: 0; + z-index: 10; + width: 100%; + height: 100%; + text-align: center; + flex-direction: column; +} + +.selector-option { + margin-top: -62px; +} + +.stream-option { + padding: 0.75em; + margin: 0 10px; + flex-direction: column; + border-radius: 10px; + border: 1px solid rgba(0, 0, 0, 0.05); + box-shadow: 0px 5px 16px 0 rgba(0, 0, 0, 0.1); +} +.stream-option:hover, .stream-option:focus { + background: #ffffff; +} +.stream-option:hover .button-label, .stream-option:focus .button-label { + text-decoration: underline; +} +.stream-option .stream-option-graphic { + width: 130px; + pointer-events: none; +} +.stream-option[disabled] { + cursor: not-allowed; + opacity: 0.25; +} +.stream-option[disabled]:hover .button-label, .stream-option[disabled]:focus .button-label { + text-decoration: none; +} +.stream-option[disabled] .stream-option-graphic { + -webkit-filter: grayscale(100%); + filter: grayscale(100%); +} + +.stream-message { + max-width: 75%; + margin: 0 auto; + font-size: 0.85em; +} + +.stream-option-title-helper { + top: 100%; + width: 225px; + font-size: 0.85em; + line-height: 1.2em; +} + +.stream-option-wrapper:hover .stream-option-title-helper { + display: block; +} + +.stream-refresh { + cursor: pointer; + margin-top: 1em; + background: #000000; + border-color: #000000; + color: #ffffff; + font-size: 0.85em; + padding: 15px 20px; +} +.stream-refresh:hover { + background-color: #000000; + border-color: #000000; +} + +.button-label { + color: #000000; + margin-top: 1em; +} + +.share-container { + z-index: 5; +} + +#loadingTitle { + font-weight: normal; + margin-top: 0; +} + +#live { + height: 100%; +} diff 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diff --git a/www/video-player/graphics/http-icon.svg b/www/video-player/graphics/http-icon.svg new file mode 100644 index 0000000..c50a88e --- /dev/null +++ b/www/video-player/graphics/http-icon.svg @@ -0,0 +1 @@ + \ No newline at end of file diff --git a/www/video-player/graphics/ipfs-icon.svg b/www/video-player/graphics/ipfs-icon.svg new file mode 100644 index 0000000..f97b065 --- /dev/null +++ b/www/video-player/graphics/ipfs-icon.svg @@ -0,0 +1 @@ + \ No newline at end of file diff --git a/www/video-player/graphics/loader-animation.svg b/www/video-player/graphics/loader-animation.svg new file mode 100644 index 0000000..e99acb4 --- /dev/null +++ b/www/video-player/graphics/loader-animation.svg @@ -0,0 +1,14 @@ + + + + + + + + + + + + + + diff --git a/www/video-player/index.html b/www/video-player/index.html new file mode 100644 index 0000000..b04e530 --- /dev/null +++ b/www/video-player/index.html @@ -0,0 +1,57 @@ + + + + + IPFS Live Streaming + + + + + +
+ + + +
+ +
+ + +
+
+

Select source

+
+
+ +
+

Play the stream through a peer-to-peer hypermedia protocol. More at ipfs.io

+
+
+
+ +
+

Play the stream through a media server over HTTP

+
+
+
+
+ +
+
+ + + + + diff --git a/www/video-player/js/common.js b/www/video-player/js/common.js new file mode 100644 index 0000000..4506705 --- /dev/null +++ b/www/video-player/js/common.js @@ -0,0 +1,264 @@ +// IPFS config +var ipfs_gateway = '__IPFS_GATEWAY__'; // IPFS gateway + +// Live stream config +var m3u8_ipfs = 'live.m3u8'; // HTTP or local path to m3u8 file containing IPFS content +//m3u8_ipfs = '__IPFS_GATEWAY__/ipns/__IPFS_ID_ORIGIN__'; // IPNS path to m3u8 file containing IPFS content (uncomment to enable) +var m3u8_http_urls = [__M3U8_HTTP_URLS__]; // HTTP or local paths to m3u8 file containing HTTP content (optional) + +// Video sharing links config +var date = new Date().toLocaleDateString("en-CA", {timeZone: "America/Toronto"}); // Current date (default to American/Toronto) +var rootURL = window.location.href.split('?')[0]; // Root URL used in sharing links + +// Process URL params +function getURLParam(key) { + return new URLSearchParams(window.location.search).get(key); +} + +var ipfs_gw = getURLParam('gw'); // Set custom IPFS gateway +if (getURLParam('m3u8')) + var m3u8_ipfs = getURLParam('m3u8'); // Set m3u8 file URL to override IPFS live stream +var vod_ipfs = getURLParam('vod') || getURLParam('ipfs'); // Set IPFS content hash of mp4 file to play IPFS on-demand video stream ('ipfs' for backward compatability) +var start_from = getURLParam("from"); // Set IPFS content hash or timecode to start video playback from + +// Configure default playback behaviour +var stream_type = 'application/x-mpegURL'; // Type of video stream +var stream_url_ipfs = m3u8_ipfs; // Source of IPFS video stream +var stream_urls_http = m3u8_http_urls; // Source of HTTP video stream + +if (ipfs_gw) { + ipfs_gateway = ipfs_gw; +} + +if (vod_ipfs) { + stream_type = 'video/mp4'; + stream_url_ipfs = ipfs_gateway + '/ipfs/' + vod_ipfs; + stream_urls_http = []; + document.getElementById('selectingTitle').innerHTML = 'Select recorded stream source'; +} + +// If start_from is not a number it's probably an IPFS hash so calculate to correct start_from +var hash=""; +if (start_from && +start_from != start_from) { + hash = start_from; + // Remove start_from value since the hash may not be in the list + start_from = undefined; + var xmlhttp = new XMLHttpRequest(); + xmlhttp.onreadystatechange = function () { + if (this.readyState == 4 && this.status == 200) { + file = this.response; + fileline = file.split("\n"); + counter = 0; + // Loop through entries in the file + for (var a = 0; a < fileline.length; a++) { + // Look for EXTINF tags that describe the length of the chunk + if (fileline[a].indexOf("EXTINF:") > 0) { + // Parse out the length of the chunk + var number = fileline[a].substring(fileline[a].indexOf("EXTINF:") + 7); + number = number.substring(0, number.length - 1); + // Skip over chunk hash information + a++; + if (fileline[a].indexOf(hash) > 0) { + // If hash is found set the start_from to the counter and exit; + start_from = counter; + return; + } + // Add chunk length to counter + counter = counter + parseFloat(number); + } + } + } + }; + xmlhttp.open("GET", m3u8_ipfs, true); + xmlhttp.send(); +} + +// Function to get hash from timeindex +function getHashFromTime(timeindex) { + var xmlhttp = new XMLHttpRequest(); + xmlhttp.open("GET", m3u8_ipfs, false); + xmlhttp.send(); + if (xmlhttp.readyState == 4 && xmlhttp.status == 200) { + file = xmlhttp.response; + fileline = file.split("\n"); + counter = 0; + hash = ""; + // Loop through entries in the file + for (var a = 0; a < fileline.length; a++) { + // Look for EXTINF tags that describe the length of the chunk + if (fileline[a].indexOf("EXTINF:") > 0) { + // Parse out the length of the chunk + var number = fileline[a].substring(fileline[a].indexOf("EXTINF:") + 7); + number = number.substring(0, number.length - 1); + counter = counter + parseFloat(number); + + // Parse out current hash + var hash = fileline[a+1].substring(fileline[a+1].lastIndexOf("/") + 1); + + // Check if the current counter is larger than timeindex requested + if (counter > timeindex) return hash; + + // Skip over chunk hash information + a++; + } + } + } + return ""; +} + +// Configure video player +var live = videojs('live', { liveui: true }); + +// Override native player for platform and browser consistency +videojs.options.html5.nativeAudioTracks = false; +videojs.options.html5.nativeVideoTracks = false; +videojs.options.hls.overrideNative = true; + +function httpStream() { + live.src({ + src: stream_urls_http[Math.floor(Math.random() * m3u8_http_urls.length)], + type: stream_type + }); + loadStream(); +} + +// Counter to track video playback state +var streamState = 0; + +function ipfsStream() { + live.src({ + src: stream_url_ipfs, + type: stream_type + }); + loadStream(); + + // Start playback from timecode if exists + if (vod_ipfs && start_from && +start_from == start_from) { + setTimeout(function() { + live.currentTime(start_from); + }, 1); + } + + videojs.Hls.xhr.beforeRequest = function(options) { + + // When .m3u8 is loaded, start playback and transition to streamState = 1 + if (options.uri.indexOf('.m3u8') > 0) { + if (!streamState) { + live.play(); + streamState = 1; + } + } + + if (options.uri.indexOf('/ipfs/') > 0) { + document.getElementById('loadingTitle').innerHTML = 'Located stream via IPFS'; + document.getElementById('msg').innerHTML = 'Downloading video content...'; + // Use specified IPFS gateway by replacing it in the uri + options.uri = ipfs_gateway + options.uri.substring(options.uri.indexOf('/ipfs/')); + + // Wait for two .ts chunks to be loaded before applying seek action + if (streamState < 3) { + streamState++; + if (streamState == 3) { + if (!start_from) { + // Seek to live after waiting 1 s + setTimeout(function() { live.liveTracker.seekToLiveEdge(); }, 1); + } else { + // Seek to start_from time after waiting 1 s + setTimeout(function() { live.currentTime(start_from); }, 1); + } + } + } + } + + if (options.uri.indexOf('/ipns/') > 0) { + document.getElementById('loadingTitle').innerHTML = 'Located stream via IPFS'; + document.getElementById('msg').innerHTML = 'Downloading video content...'; + options.uri = ipfs_gateway + options.uri.substring(options.uri.indexOf('/ipns/')); + } + console.debug(options.uri); + return options; + }; +} + +function loadStream() { + document.getElementById('loadingStream').style.display = 'block'; + document.getElementById('selectStream').style.display = 'none'; +} + +document.querySelector('.ipfs-stream').addEventListener('click', function(event) { + ipfsStream(); +}); + +document.querySelector('.http-stream').addEventListener('click', function(event) { + httpStream(); +}); + +live.metadata = 'none'; + +live.on('loadedmetadata', function() { + document.getElementById('streamSelector').style.display = 'none'; +}); + +live.on('loadeddata', function(event) { + console.debug(event); +}); + +var refreshButton = document.createElement('button'); +refreshButton.className = 'button button-primary compact stream-refresh'; +refreshButton.innerHTML = 'Refresh page and try again'; +refreshButton.addEventListener('click', function() { + window.location.reload(true); +}); + +live.on('error', function(event) { + console.debug(this.error()); + document.getElementById('loadingTitle').innerHTML = 'Unable to load video stream'; + document.querySelector('.loader-animation').style.display = 'none'; + document.getElementById('msg').innerHTML = this.error().message; + document.getElementById('loadingStream').appendChild(refreshButton); +}); + +if (!stream_urls_http || !Array.isArray(stream_urls_http) || (stream_urls_http.length === 0)) { + document.querySelector('.http-stream').setAttribute('disabled', 'disabled'); +} + +// Video sharing links +function getShareLink(key) { + if (vod_ipfs) { + return `${rootURL}?vod=${vod_ipfs}&from=${live.currentTime()}`; + } + var m3u8 = getURLParam('m3u8'); + if (!m3u8) { + m3u8 = `live-${date}.m3u8`; + } + var bookmark = getHashFromTime(live.currentTime()); + return `${rootURL}?m3u8=${m3u8}&from=${bookmark}`; +} + +setInterval(function () { + var link = document.getElementById('link'); + link.value = getShareLink(); +}, 5000); + +var shareTweet = document.querySelector('.share-tweet'); +var shareLink = document.querySelector('.share-link'); 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