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Prefer rear camera for video device selection

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Updated the camera selection logic to prioritize devices labeled as 'back' or 'rear' when initializing the video input for scanning. Falls back to the first available device if no rear camera is found.
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Stef
2025-07-01 12:11:13 +02:00
parent 12d7e0c30c
commit e67c18be0d
1 changed files with 5 additions and 1 deletions
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6
application/templates/scan.html
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@@ -41,7 +41,11 @@
console.log('[DEBUG] Permission given and at least one device present'); console.log('[DEBUG] Permission given and at least one device present');
const devices = await codeReader.listVideoInputDevices(); const devices = await codeReader.listVideoInputDevices();
console.log('[DEBUG] Cameras found:', devices); console.log('[DEBUG] Cameras found:', devices);
const selectedDeviceId = devices[0]?.deviceId; const rearCamera = devices.find(device => device.label.toLowerCase().includes('back'))
|| devices.find(device => device.label.toLowerCase().includes('rear'))
|| devices[0]; // fallback
const selectedDeviceId = rearCamera?.deviceId;
await codeReader.decodeFromVideoDevice(selectedDeviceId, videoElement, async (result, err) => { await codeReader.decodeFromVideoDevice(selectedDeviceId, videoElement, async (result, err) => {
if (result) { if (result) {
const codeText = result.getText(); const codeText = result.getText();