Top 5 Examples of "mp4box in functional component" in JavaScript
Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'mp4box' in functional components in JavaScript. Our advanced machine learning engine meticulously scans each line of code, cross-referencing millions of open source libraries to ensure your implementation is not just functional, but also robust and secure. Elevate your React applications to new heights by mastering the art of handling side effects, API calls, and asynchronous operations with confidence and precision.
var fs = require('fs');
var mp4boxModule = require('mp4box');
if (process.argv.length > 3) {
var mp4box = new mp4boxModule.MP4Box();
mp4box.onReady = function(info) {
var found = false;
for (var i = 0; i < info.tracks.length; i++) {
if (info.tracks[i].id == process.argv[3]) {
mp4box.setExtractionOptions(info.tracks[i].id);
found = true;
}
}
if (found === false) {
console.log("Track id "+process.argv[3]+" not found in file "+process.argv[2]);
}
mp4box.start();
};
mp4box.onSamples = function (id, user, samples) {
console.log("Received "+samples.length+" samples on track "+id+" for object "+user);
for (var i = 0; i < samples.length; i++) {var fs = require('fs');
var mp4boxModule = require('mp4box');
if (process.argv.length > 2) {
var mp4box = new mp4boxModule.MP4Box();
var arrayBuffer = new Uint8Array(fs.readFileSync(process.argv[2])).buffer;
arrayBuffer.fileStart = 0;
mp4box.appendBuffer(arrayBuffer);
console.log(mp4box.getInfo());
} else {
console.log("usage: node info.js ");
}var fs = require('fs');
var mp4boxModule = require('mp4box');
if (process.argv.length < 5) {
console.log("usage: node fragment.js ");
return;
}
var out = fs.createWriteStream(process.argv[5]);
var mp4box = new mp4boxModule.MP4Box();
mp4box.onReady = function (info) {
var found = false;
var segOptions = { nbSamples: +process.argv[4] };
console.log("Movie information received");
for (var i = 0; i < info.tracks.length; i++) {
if (info.tracks[i].id != process.argv[3]) continue;
console.log("Segmenting track "+info.tracks[i].id+" with "+segOptions.nbSamples+" per segment");
mp4box.setSegmentOptions(info.tracks[i].id, null, segOptions);
found = true;
}
if (found) {
var segs = mp4box.initializeSegmentation();
out.write(toBuffer(segs[0].buffer));
mp4box.seek(0, true);
mp4box.start();var fs = require('fs');
var MP4Box = require('mp4box');
if (process.argv.length < 3) {
console.log("usage: node mp4codec.js ");
return;
}
var mp4boxfile = MP4Box.createFile();
var stopParse = false;
mp4boxfile.onReady = function (info) {
var mime = 'video/mp4; codecs=\"';
for (var i = 0; i < info.tracks.length; i++) {
if (i !== 0) mime += ',';
mime+= info.tracks[i].codec;
}
mime += '\"';
console.log(mime);
stopParse = true;
}
var filePos = 0;
var filereader = fs.createReadStream(process.argv[2]);
filereader.on('readable', function () {return new Promise(function(resolve, reject) {
var readBlock = readBlockFactory();
mp4boxFile = MP4Box.createFile(false);
var uintArr;
//Will store timing data to help analyse the extracted data
var timing = {};
mp4boxFile.onError = reject;
//When the data is ready, look for the right track
mp4boxFile.onReady = function(videoData) {
for (var i = 0; i < videoData.tracks.length; i++) {
//Find the metadata track. Collect Id and number of samples
if (videoData.tracks[i].codec == 'gpmd') {
trackId = videoData.tracks[i].id;
nb_samples = videoData.tracks[i].nb_samples;
timing.start = videoData.tracks[i].created;
} else if (videoData.tracks[i].type == 'video') {
var vid = videoData.tracks[i];
//Deduce framerate from video track