詳しい人求む！

プログラムがうまく動きませんレビューお願いします

締切済

質問者：39OK
質問日時：2022/07/10 05:08
回答数：1件

<html>
<head>
<script>
function start1(camela_flag, mike_flag) {
const video = document.getElementById("video")
const audio = document.createElement('audio');
if (camela_flag == 1 && mike_flag == 1) {
navigator.mediaDevices.getUserMedia({
video: true,
audio: true,
}).then(stream => {
video.srcObject = stream;
video.play();
audio.srcObject = stream;
}).catch(e => {
console.log(e);
})
} else if (camela_flag == 1 && mike_flag == 0) {
navigator.mediaDevices.getUserMedia({
video: true,
audio: false,
}).then(stream => {
video.srcObject = stream;
video.play();
audio.srcObject = stream;
audio.stop();
}).catch(e => {
console.log(e)
})
} else if (camela_flag == 0 && mike_flag == 1) {
navigator.mediaDevices.getUserMedia({
video: false,
audio: true,
}).then(stream => {
video.srcObject = null;
video.play();
audio.srcObject = stream;
audio.play();
audio.muted = false;
}).catch(e => {
console.log(e);
})
} else {
navigator.mediaDevices.getUserMedia({
video: false,
audio: false,
}).then(stream => {
video.srcObject = stream;
video.stop();
audio.srcObject = stream;
audio.muted = true;
audio.volume = 0.0;
audio.stop();
}).catch(e => {
console.log(e)
})
}
}
navigator.mediaDevices.ondevicechange = event => {
updateDeviceList();
}
function updateDeviceList() {
navigator.mediaDevices.enumerateDevices()
.then(function (devices) {
elem.innerHTML = "<select>";
elem.innerHTML = "<select>";
devices.forEach(device => {
let elem = document.createElement("option");
let [kind, type, direction] = device.kind.match(/(\w+)(input|output)/i);
elem.innerHTML += "<option value =" + kind + "> " + direction + "</option>";
if (type === "audio") {
audioList.appendChild(elem);
} else if (type === "video") {
videoList.appendChild(elem);
}
});
elem.innerHTML += "</select>";
elem.innerHTML += "</select>";
});
}
</script>
</head>
<body>
<div>
<video id="video"></video>
</div>
<div>
<audio id="audio"></audio>
<input type="button" onclick="start1(1,1);" / value="カメラ＆マイクSTART">
<input type="button" onclick="start1(1,0);" / value="カメラSTART">
<input type="button" onclick="start1(0,1);" / value="マイクSTART">
<input type="button" onclick="start1(0,0);" / value="カメラ＆マイクSTOP">
<input type="button" onclick="updateDeviceList();" / value="デバイス変更">
</div>
<div>
<audio class="gum" title="audio stream from getUserMedia()" controls></audio>
<div class="outputSelector">
<label>Select audio output: </label>
<select id = "audio"></select>
<select id = "video"></select>
</div>
</div>
</body>
</html>