dumtruck/konowebcodecs
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

concat demux bug

Browse Source
This commit is contained in:
santosh898 2019-12-05 16:11:15 +05:30
parent aa39f0f1c6
commit f93ae84794
2 changed files with 60 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

53
examples/browser/concatDemux.html Normal file
View File

@ -0,0 +1,53 @@
<html>
<head>
<script src="/dist/ffmpeg.dev.js"></script>
<style>
html,
body {
margin: 0;
width: 100%;
height: 100%;
}
body {
display: flex;
flex-direction: column;
align-items: center;
}
</style>
</head>
<body>
<h3>Upload a Video File</h3>
<video id="output-video" controls></video><br />
<input type="file" id="uploader" />
<p id="message"></p>
<script>
const { createWorker } = FFmpeg;
const worker = createWorker({
corePath: "../../node_modules/@ffmpeg/core/ffmpeg-core.js",
logger: ({ message }) => console.log(message)
});
const transcode = async ({ target: { files } }) => {
const message = document.getElementById("message");
const { name } = files[0];
message.innerHTML = "Loading ffmpeg-core.js";
await worker.load();
message.innerHTML = "Start Concating";
await worker.write(name, files[0]);
const textFileName = "list.txt";
await worker.writeText(textFileName, `file ${name}\nfile ${name}`);
await worker.concatDemux(textFileName, "output.mp4");
message.innerHTML = "Complete Concating";
const { data } = await worker.read("output.mp4");
const video = document.getElementById("output-video");
video.src = URL.createObjectURL(
new Blob([data.buffer], { type: "video/mp4" })
);
};
const elm = document.getElementById("uploader");
elm.addEventListener("change", transcode);
</script>
</body>
</html>

7
src/createWorker.js
View File

@ -122,6 +122,12 @@ module.exports = (_options = {}) => {
) )
); );
const concatDemux = (texFilePath, outputPath, opts = '', del = false, jobId) => {
run(`${opts} -f concat -safe 0 -i /data/${texFilePath} -c copy ${outputPath}`,
{ del },
jobId);
};
const ls = (path, jobId) => ( const ls = (path, jobId) => (
startJob(createJob({ startJob(createJob({
id: jobId, action: 'ls', payload: { path }, id: jobId, action: 'ls', payload: { path },
@ -175,6 +181,7 @@ module.exports = (_options = {}) => {
run, run,
transcode, transcode,
trim, trim,
concatDemux,
ls, ls,
terminate, terminate,
}; };