/// <summary>
/// Helper method to initiate the call to the Hawaii OCR service.
/// </summary>
/// <param name="hawaiiAppId">Specifies the Hawaii Application Id.</param>
/// <param name="imageBuffer">
/// Specifies a buffer containing an image that has to be processed.
/// The image must be in JPEG format.
/// </param>
/// <param name="onComplete">Specifies an on complete callback method.</param>
public static void RecognizeImageAsync(
string hawaiiAppId,
byte[] imageBuffer,
ServiceAgent <OcrServiceResult> .OnCompleteDelegate onComplete)
{
OcrService.RecognizeImageAsync(
hawaiiAppId,
imageBuffer,
onComplete,
null);
}
private void StartOcrConversion(byte[] photoStream)
{
byte[] photoBuffer = photoStream;
OcrService.RecognizeImageAsync(
SettingsApi.HawaiiGuid,
photoBuffer,
(output) =>
{
this.Dispatcher.BeginInvoke(() => OnOcrCompleted(output));
});
}
private void StartOcrConversion(byte[] photoStream)
{
_progressIndicator.IsVisible = true;
_progressIndicator.Text = "Trwa konwersja OCR...";
byte[] photoBuffer = photoStream;
OcrService.RecognizeImageAsync(
SettingsApi.HawaiiGuid,
photoBuffer,
(output) =>
{
this.Dispatcher.BeginInvoke(() => OnOcrCompleted(output));
});
}
private void StartOcrConversion()
{
OcrService.RecognizeImageAsync(
HawaiiClient.HawaiiApplicationId,
OcrClientUtils.GetPhotoBits(this.ocrData.PhotoStream),
(output) =>
{
// This section defines the body of what is known as an anonymous method.
// This anonymous method is the callback method
// called on the completion of the OCR process.
// Using Dispatcher.BeginInvoke ensures that
// OnOcrCompleted is invoked on the Main UI thread.
this.Dispatcher.BeginInvoke(() => OnOcrCompleted(output));
});
this.ocrConversionStateManager.OcrConversionState = OcrConversionState.Converting;
this.Dispatcher.BeginInvoke(() => { this.mainPivot.SelectedIndex = 1; });
}