private static async Task <MethodResponse> TakePhotoAsync(MethodRequest methodRequest, ModuleClient moduleClient)
{
try
{
var req = TakePhotoRequest.FromJson(methodRequest.DataAsJson);
var response = await camera.TakePhotoAsync(req);
var responseAsBytes = GetJsonBytes(response);
if (configuration.OutputEvents)
{
await SendEventAsync(moduleClient, responseAsBytes);
}
return(new MethodResponse(
responseAsBytes,
response.Succeded ? (int)HttpStatusCode.OK : (int)HttpStatusCode.Conflict
));
}
catch (Exception ex)
{
Logger.LogError(ex, "Failed to take new photo");
return(new MethodResponse(
Encoding.UTF8.GetBytes($"Error taking new photo: {ex.Message}"),
(int)HttpStatusCode.InternalServerError));
}
}
public async Task <TakePhotoResponse> TakePhotoAsync(TakePhotoRequest takePhotoRequest)
{
var cameraWasUsed = false;
if (IsTakingTimelapse())
{
return(new TakePhotoResponse()
{
ErrorMessage = $"Timelapse {currentTimelapseId?.ToString()} is being taken",
});
}
try
{
var path = EnsureLocalDirectoryExists();
await cameraInUse.WaitAsync();
cameraWasUsed = true;
using (var imgCaptureHandler = new ImageStreamCaptureHandler(path, takePhotoRequest.ImageType))
{
var stopwatch = Stopwatch.StartNew();
if (takePhotoRequest.QuickMode)
{
await camera.TakeRawPicture(imgCaptureHandler);
}
else
{
await camera.TakePicture(imgCaptureHandler, takePhotoRequest.GetImageEncoding(), takePhotoRequest.GetPixelFormatEncoding());
}
stopwatch.Stop();
var localFilePath = imgCaptureHandler.GetFilepath();
var blobName = await UploadFileAsync("photos", localFilePath);
var fi = new FileInfo(localFilePath);
Logger.Log($"New photo: {fi.Length} bytes, in {stopwatch.ElapsedMilliseconds}ms");
if (takePhotoRequest.DeleteLocalFile)
{
File.Delete(localFilePath);
}
return(new TakePhotoResponse()
{
BlobName = blobName,
LocalFilePath = localFilePath,
DeleteLocalFile = takePhotoRequest.DeleteLocalFile,
PixelFormat = takePhotoRequest.PixelFormat,
ImageType = takePhotoRequest.ImageType,
QuickMode = takePhotoRequest.QuickMode,
});
}
}
finally
{
if (cameraWasUsed)
{
cameraInUse.Release();
}
}
}