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

Revise API and add worker.run

Browse Source
This commit is contained in:
jeromewu
2019-11-06 11:57:41 +00:00
parent db0c02a90a
commit c7234f23c0
8 changed files with 177 additions and 37 deletions
Download Patch File Download Diff File Expand all files Collapse all files

47
examples/browser/run.html Normal file
View File

@@ -0,0 +1,47 @@
<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 to transcode to mp4 (x264) and play!</h3>
<video id="output-video" controls></video><br/>
<input type="file" id="uploader">
<p id="message" />
<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 transcoding';
await worker.write(name, files[0]);
await worker.run(`-i ${name} output.mp4`);
message.innerHTML = 'Complete transcoding';
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
examples/browser/transcode.html
View File

@@ -26,13 +26,16 @@
logger: ({ message }) => console.log(message),
});
const transcode = async ({ target: { files } }) => {
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 transcoding';
const { data } = await worker.transcode(files[0], 'mp4');
await worker.write(name, files[0]);
await worker.transcode(name, 'output.mp4');
message.innerHTML = 'Complete transcoding';
const { data } = await worker.read('output.mp4');
const video = document.getElementById('output-video');
video.src = URL.createObjectURL(new Blob([data.buffer], { type: 'video/mp4' }));