audio

问题 Im making a client-server based music applicationn like spotify.The following is a only simple part of code that sends an mp3 audio file to my client. What i want is to play this .mp3 audio file to my client in real time What to change in order to achieve this? Edit : i have watched a lot of similar post both here on stackoverflow and GitHub but i cant find any solution Server public void send_file_to_client(String requested_file) throws IOException { FileInputStream fis = null;

问题 I'm trying to implement speech recognition into the electron application. The solution works in chrome browser, but does not work in electron. The application stops listening immediately - it probably has no microphone permission. How to grant permissions? index.js const electron = require('electron'); const url = require('url'); const path = require('path'); const { app, BrowserWindow, ipcMain } = electron; let mainWindow; ipcMain.on('close-me', (evt, arg) => { app.quit() }) app.on('ready',

问题 Here is my code for connections with PeerJS: var peer = new Peer({ key: '[PeerJSID]', debug: 3}); peer.on('open', function(){ $('#my-id').text(peer.id); }); // Receiving a call peer.on('call', function(call){ // Answer the call automatically (instead of prompting user) for demo purposes call.answer(window.localStream); step3(call); }); peer.on('error', function(err){ alert(err.message); // Return to step 2 if error occurs step2(); }); // Click handlers setup $(function(){ $('#make-call')

问题 I have been using pytube to download youtube videos in python. So far I have been able to download in mp4 format. yt = pytube.YouTube("https://www.youtube.com/watch?v=WH7xsW5Os10") vids= yt.streams.all() for i in range(len(vids)): print(i,'. ',vids[i]) vnum = int(input("Enter vid num: ")) vids[vnum].download(r"C:\YTDownloads") print('done') I managed to download the 'audio' version, but it was in .mp4 format. I did try to rename the extension to .mp3 , and the audio played, but the

问题 I have been using pytube to download youtube videos in python. So far I have been able to download in mp4 format. yt = pytube.YouTube("https://www.youtube.com/watch?v=WH7xsW5Os10") vids= yt.streams.all() for i in range(len(vids)): print(i,'. ',vids[i]) vnum = int(input("Enter vid num: ")) vids[vnum].download(r"C:\YTDownloads") print('done') I managed to download the 'audio' version, but it was in .mp4 format. I did try to rename the extension to .mp3 , and the audio played, but the

问题 I want to check if a audio file to see if its MP3 or FLAC the checks only have to be basic but I want to go beyond simply checking the file extensions os.path.splitext Works okay but no good if the file doesn't have an extensions written in or someone passes a file with a fake extension I've tried but it just returns None sndhdr.what(file) I've also tried using magic but it returns 'application/octet-stream' which isn't much use. magic.from_file(file, mime=True) I've read Mutagen could be

问题 I want to check if a audio file to see if its MP3 or FLAC the checks only have to be basic but I want to go beyond simply checking the file extensions os.path.splitext Works okay but no good if the file doesn't have an extensions written in or someone passes a file with a fake extension I've tried but it just returns None sndhdr.what(file) I've also tried using magic but it returns 'application/octet-stream' which isn't much use. magic.from_file(file, mime=True) I've read Mutagen could be

问题 I want to check if a audio file to see if its MP3 or FLAC the checks only have to be basic but I want to go beyond simply checking the file extensions os.path.splitext Works okay but no good if the file doesn't have an extensions written in or someone passes a file with a fake extension I've tried but it just returns None sndhdr.what(file) I've also tried using magic but it returns 'application/octet-stream' which isn't much use. magic.from_file(file, mime=True) I've read Mutagen could be

问题 I have a control panel for restaurants and it plays an alert sound when an order is given. The problem is that when the control panel tab is not the active tab in Chrome (it's also same for Firefox) the alert sound doesn't play. After clicking the tab it plays the sound. I see some sites (Facebook Chat, Cloudstats.me server alert, ...) play sound even if they are in inactive tab, so what is the workaround for this problem? 回答1: Had a similar thing happen to me as well, we were trying to play

问题 I have a control panel for restaurants and it plays an alert sound when an order is given. The problem is that when the control panel tab is not the active tab in Chrome (it's also same for Firefox) the alert sound doesn't play. After clicking the tab it plays the sound. I see some sites (Facebook Chat, Cloudstats.me server alert, ...) play sound even if they are in inactive tab, so what is the workaround for this problem? 回答1: Had a similar thing happen to me as well, we were trying to play