/// <summary>
/// Takes picture and downloads image to specified stream.
/// </summary>
/// <param name="client">The <see cref="ICameraClient"/> method extends.</param>
/// <param name="targetStream">The target stream image is downloaded to.</param>
/// <param name="useLocalFileUri">Optional flag for if absolute uri returned from camera should be used or absolute uri created from <see cref="ICameraClient.EndPoint"/> and relative uri, useful if called through a proxy. Default value <c>false</c></param>
public static async Task TakePicture(this ICameraClient client, Stream targetStream, bool useLocalFileUri = false)
{
var uri = await client.TakePicture(useLocalFileUri);
using (var sourceStream = await client.GetHttpClient().GetStreamAsync(uri))
{
await sourceStream.CopyToAsync(targetStream);
}
}
private static async Task <TResult> PostAsJson <TResult>(this ICameraClient client, object value, Uri uri = null)
{
var response = await client.GetHttpClient().PostAsJsonAsync(
uri ?? ExecuteUri,
value
);
response.EnsureSuccessStatusCode();
var result = await response.Content.ReadAsAsync <TResult>();
return(result);
}