Function OH_Scan_StartScan 

pub unsafe extern "C" fn OH_Scan_StartScan(
    scannerId: *const c_char,
    batchMode: bool,
) -> i32

Available on crate features scan and api-12 only.

This API allows the scanner to start scanning.

ohos.permission.PRINT

Arguments

• scannerId - This id is used to start the scan job for the specified scanner.

• batchMode - Whether to start the scanner in batch mode.

Returns

• [Scan_ERROR_NONE] Indicates that the scanner has successfully canceled the scan job. [SCAN_ERROR_NO_PERMISSION] Indicates have no permission to use this interface. [SCAN_ERROR_RPC_FAILURE] Indicates an RPC communication error. [SCAN_ERROR_SERVER_FAILURE] Indicates An error occurs in the scan process. [SCAN_ERROR_JAMMED] Indicates the document feeder is jammed. [SCAN_ERROR_NO_DOCS] Indicates the document feeder is out of documents. [SCAN_ERROR_COVER_OPEN] Indicates the scanner cover is open. [SCAN_ERROR_IO_ERROR] Indicates an error occurred while communicating with the device. [SCAN_ERROR_NO_MEMORY] Indicates an insufficent amount of memory is available. [SCAN_ERROR_INVALID_PARAMETER] Indicates that the input parameter is invalid. [SCAN_ERROR_DEVICE_BUSY] Indicates the device is busy, the operation should be retried later.

Required System Capabilities: SystemCapability.Print.PrintFramework

Available since API-level: 12