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| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>Audio Call App</title> | |
| <style> | |
| body { | |
| font-family: Arial, sans-serif; | |
| max-width: 800px; | |
| margin: 0 auto; | |
| padding: 20px; | |
| } | |
| .container { | |
| text-align: center; | |
| } | |
| #callButton, #hangupButton { | |
| padding: 10px 20px; | |
| margin: 10px; | |
| font-size: 16px; | |
| cursor: pointer; | |
| } | |
| #localAudio, #remoteAudio { | |
| display: none; | |
| } | |
| #status { | |
| margin: 20px 0; | |
| font-weight: bold; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="container"> | |
| <h1>Audio Call App</h1> | |
| <div id="status">Ready to connect</div> | |
| <button id="callButton">Start Call</button> | |
| <button id="hangupButton" disabled>End Call</button> | |
| <audio id="localAudio" autoplay muted></audio> | |
| <audio id="remoteAudio" autoplay></audio> | |
| </div> | |
| <script> | |
| let localStream; | |
| let peerConnection; | |
| const configuration = { | |
| iceServers: [ | |
| { urls: 'stun:stun.l.google.com:19302' } | |
| ] | |
| }; | |
| const callButton = document.getElementById('callButton'); | |
| const hangupButton = document.getElementById('hangupButton'); | |
| const statusDiv = document.getElementById('status'); | |
| // Initialize WebRTC | |
| async function startCall() { | |
| try { | |
| // Get local audio stream | |
| localStream = await navigator.mediaDevices.getUserMedia({ audio: true }); | |
| document.getElementById('localAudio').srcObject = localStream; | |
| // Create peer connection | |
| peerConnection = new RTCPeerConnection(configuration); | |
| // Add local stream to peer connection | |
| localStream.getTracks().forEach(track => { | |
| peerConnection.addTrack(track, localStream); | |
| }); | |
| // Handle incoming audio stream | |
| peerConnection.ontrack = (event) => { | |
| document.getElementById('remoteAudio').srcObject = event.streams[0]; | |
| }; | |
| // Create and send offer | |
| const offer = await peerConnection.createOffer(); | |
| await peerConnection.setLocalDescription(offer); | |
| // Here you would typically send the offer to the other peer through your signaling server | |
| statusDiv.textContent = "Offer created: " + JSON.stringify(offer); | |
| callButton.disabled = true; | |
| hangupButton.disabled = false; | |
| } catch (err) { | |
| console.error('Error starting call:', err); | |
| statusDiv.textContent = "Error starting call: " + err.message; | |
| } | |
| } | |
| function hangup() { | |
| if (localStream) { | |
| localStream.getTracks().forEach(track => track.stop()); | |
| } | |
| if (peerConnection) { | |
| peerConnection.close(); | |
| } | |
| callButton.disabled = false; | |
| hangupButton.disabled = true; | |
| statusDiv.textContent = "Call ended"; | |
| } | |
| callButton.addEventListener('click', startCall); | |
| hangupButton.addEventListener('click', hangup); | |
| </script> | |
| </body> | |
| </html> |