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Interface for scan behaviour customization.
Scan interval used to allow the library to release the CPU periodically. Measured in ms. Must be a positive value ( > 0 ).
Ignore duplicated results found in the specified time period. Measured in ms.
Sets when to play sound on barcode recognition (user input is required on iOS or Chrome for any sound to play). Allowed values are
never: never play sound, the default value;
frame: play sound when one or multiple barcodes are found on a frame;
unique: play sound when a unique/unduplicated barcode is found (if multiple unique barcodes are found on the same frame, play only once).
Specifies the sound to play on barcode recognition. If not specified, the default one is used.
Sets when to vibrate on barcode recognition (user input is required in Chrome for the vibration). It only supports Android Devices with a vibrating system. Allowed values are
never: never vibrate, the default value;
frame: vibrate when one or multiple barcodes are found on a frame;
unique: vibrate when a unique/unduplicated barcode is found (if multiple unique barcodes are found on the same frame, vibrate only once).
Returns or sets how long the vibration lasts in milliseconds. It only supports Android Devices with a vibrating system. The default value is
let scanSettings = await scanner.getScanSettings(); scanSettings.intervalTime = 100; // 100ms scanSettings.whenToPlaySoundforSuccessfulRead = "never"; scanSettings.whenToVibrateforSuccessfulRead = "never"; scanSettings.duplicateForgetTime = 3000; // 3s await scanner.updateScanSettings(scanSettings);
Returns or sets whether to capture the next frame while the previous frame is being decoded to save time. The default value is
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