27 lines
651 B
JavaScript
27 lines
651 B
JavaScript
module.exports = torrentPoster
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var captureVideoFrame = require('./capture-video-frame')
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function torrentPoster (torrent, cb) {
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if (torrent.ready) onReady()
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else torrent.once('ready', onReady)
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function onReady () {
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// use largest file
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var file = torrent.files.reduce(function (a, b) {
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return a.length > b.length ? a : b
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})
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var video = document.createElement('video')
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file.renderTo(video)
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video.currentTime = 10
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video.addEventListener('seeked', onSeeked)
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function onSeeked (e) {
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video.removeEventListener('seeked', onSeeked)
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var buf = captureVideoFrame(video)
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cb(null, buf)
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}
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}
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}
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