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Merge pull request #654 from robintown/no-devices

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Fix joining calls in matryoshka mode without audio or video inputs
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Robin 2022-10-23 13:33:15 -04:00 committed by GitHub
commit 4e9abfa3b0
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1 changed files with 30 additions and 12 deletions
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42
src/media-utils.ts
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@ -48,24 +48,42 @@ export async function findDeviceByName(
* @return The available media devices
*/
export async function getDevices(): Promise<MediaDeviceInfo[]> {
let stream: MediaStream;
// First get the devices without their labels, to learn what kinds of streams
// we can request
let devices: MediaDeviceInfo[];
try {
stream = await navigator.mediaDevices.getUserMedia({
audio: true,
video: true,
});
devices = await navigator.mediaDevices.enumerateDevices();
} catch (error) {
logger.warn("Unable to refresh WebRTC devices", error);
devices = [];
}
let stream: MediaStream | null = null;
try {
if (devices.some((d) => d.kind === "audioinput")) {
// Holding just an audio stream will be enough to get us all device labels
stream = await navigator.mediaDevices.getUserMedia({ audio: true });
} else if (devices.some((d) => d.kind === "videoinput")) {
// We have to resort to a video stream
stream = await navigator.mediaDevices.getUserMedia({ video: true });
}
} catch (e) {
logger.info("Couldn't get media stream for enumerateDevices: failing");
throw e;
}
try {
return await navigator.mediaDevices.enumerateDevices();
} catch (error) {
logger.warn("Unable to refresh WebRTC Devices: ", error);
} finally {
for (const track of stream.getTracks()) {
track.stop();
if (stream !== null) {
try {
return await navigator.mediaDevices.enumerateDevices();
} catch (error) {
logger.warn("Unable to refresh WebRTC devices", error);
} finally {
for (const track of stream.getTracks()) {
track.stop();
}
}
}
// If all else failed, continue without device labels
return devices;
}