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Merge pull request #39 from MAlshaik/main
Added timeline as well as updating video once the video has been cut
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,52 +1,69 @@ | ||
| // This function generates the timeline | ||
| function generateTimeline(src) { | ||
|
|
||
| $( "#defaultPlayer" ).mediaPlayer( { | ||
| autoplay: false, | ||
| src: src, | ||
| controlBar: { | ||
| sticky: true | ||
| }, | ||
| plugins: { | ||
| dataServices: [ | ||
| '/static/timeline/samples-data/examples/json/amalia01-events.json', | ||
| '/static/timeline/samples-data/examples/json/amalia01-kf.json', | ||
| '/static/timeline/samples-data/examples/json/amalia01-ball.json' | ||
| ], | ||
| list: [ | ||
| { | ||
| 'className': 'fr.ina.amalia.player.plugins.TimelinePlugin', | ||
| 'container': '#amalia-timeline', | ||
| 'parameters': { | ||
| listOfLines: [ | ||
| /* | ||
| { | ||
| title: 'Events', | ||
| type: 'cuepoint', | ||
| metadataId: 'events-amalia01', | ||
| color: '#3CF', | ||
| pointNav: true | ||
| }, | ||
| { | ||
| title: 'Ball moving up', | ||
| type: 'segment', | ||
| metadataId: 'ball-amalia01', | ||
| color: '#F00' | ||
| }, | ||
| */ | ||
| { | ||
| title: 'Keyframes every 2s', | ||
| type: 'image', | ||
| metadataId: 'kf-amalia01', | ||
| pointNav: true, | ||
| editable: true | ||
| } | ||
| ], | ||
| editingMode: true | ||
| } | ||
| } | ||
| ] | ||
| function generateTimeline() { | ||
| const video = document.querySelector('#video'); | ||
| const screenshotContainer = document.querySelector('#screenshotContainer'); | ||
| const bar = document.querySelector('#bar'); | ||
| let interval; | ||
| let isDragging = false; | ||
|
|
||
| video.playbackRate = 16; // play the video at 16x speed | ||
| video.muted = true; // mute the videoWidth | ||
| video.play(); | ||
|
|
||
| video.addEventListener('play', () => { | ||
| interval = setInterval(() => { | ||
| const canvas = document.createElement('canvas'); | ||
| canvas.width = video.videoWidth; | ||
| canvas.height = video.videoHeight; | ||
|
|
||
| canvas.getContext('2d').drawImage(video, 0, 0, canvas.width, canvas.height); | ||
| const img = document.createElement('img'); | ||
| img.src = canvas.toDataURL(); | ||
| img.classList.add('screenshot'); | ||
| img.addEventListener('click', (e) => { | ||
| updateBarPosition(e.clientX); | ||
| }); | ||
| screenshotContainer.appendChild(img); | ||
| }, 10000 / video.playbackRate); // take a screenshot every 10 seconds at normal speed (0.625 seconds at 16x speed) | ||
| }); | ||
|
|
||
| video.addEventListener('pause', () => { | ||
| clearInterval(interval); | ||
| }); | ||
|
|
||
| video.addEventListener('ended', () => { | ||
| clearInterval(interval); | ||
| video.playbackRate = 1; // reset the playback rate to normal speed | ||
| video.muted = false; // unmute the video | ||
| video.currentTime = 0; | ||
| }); | ||
|
|
||
| bar.addEventListener('mousedown', (e) => { | ||
| isDragging = true; | ||
| updateBarPosition(e.clientX); | ||
| }); | ||
|
|
||
| document.addEventListener('mousemove', (e) => { | ||
| if (isDragging) { | ||
| updateBarPosition(e.clientX); | ||
| } | ||
| }); | ||
|
|
||
| document.addEventListener('mouseup', () => { | ||
| isDragging = false; | ||
| }); | ||
|
|
||
| function updateBarPosition(clientX) { | ||
| const rect = screenshotContainer.getBoundingClientRect(); | ||
| const x = clientX - rect.left + screenshotContainer.scrollLeft; | ||
| const position = Math.max(0, Math.min(x / rect.width, 1)); | ||
| bar.style.left = `${position * 100}%`; | ||
| video.currentTime = position * video.duration; | ||
| } | ||
|
|
||
| screenshotContainer.addEventListener('wheel', (e) => { | ||
| e.preventDefault(); | ||
| screenshotContainer.scrollLeft += e.deltaY; | ||
| }); | ||
| } | ||
|
|
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