Created
September 22, 2023 07:23
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audio detection
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>Video Audio Detection</title> | |
| </head> | |
| <body> | |
| <input type="file" id="videoInput" accept="video/*"> | |
| <video id="videoElement" width="320" height="240" controls autoplay style="display: none"></video> | |
| <script> | |
| document.getElementById('videoInput').addEventListener('change', function(e) { | |
| var file = e.target.files[0]; | |
| document.getElementById('videoElement').src = URL.createObjectURL(file); | |
| }, false); | |
| document.getElementById("videoElement").addEventListener("loadeddata", function() { | |
| if (typeof this.webkitAudioDecodedByteCount !== "undefined") { | |
| if (this.webkitAudioDecodedByteCount > 0) | |
| alert("This video has audio"); | |
| else | |
| alert("no audio"); | |
| } else if (typeof this.mozHasAudio !== "undefined") { | |
| if (this.mozHasAudio) | |
| alert("This video has audio"); | |
| else | |
| alert("no audio"); | |
| } else if (typeof this.audioTracks !== "undefined") { | |
| if (this.audioTracks && this.audioTracks.length) | |
| alert("audible"); | |
| else | |
| alert("not audible"); | |
| } else | |
| alert("Not sure"); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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