public async Task <Image> WatermarkRequest(Image image, Image watermark, int opacity, WatermarkAlignment alignment = null, WatermarkOffset offset = null, WatermarkSize size = null)
{
WatermarkRequestFiles files = new WatermarkRequestFiles(ImageToBase64(image), ImageToBase64(watermark));
return(await WatermarkRequest(files, opacity, alignment, offset, size));
}
private async Task <Image> WatermarkRequest(WatermarkRequestFiles files, int opacity, WatermarkAlignment alignment = null, WatermarkOffset offset = null, WatermarkSize size = null)
{
if (!(opacity >= 0 && opacity <= 100))
{
throw new ArgumentException("Opacity is a percentage value and has to be between 0 and 100");
}
WatermarkRequest watermarkRequest = new WatermarkRequest(files, opacity, alignment, offset, size);
HttpClient httpClient = HttpClientLazy.Value;
String json = JsonSerializer.Serialize(watermarkRequest);
StringContent jsonContent = new StringContent(json, Encoding.UTF8, "application/json");
HttpRequestMessage httpRequest = new HttpRequestMessage(HttpMethod.Post, this.Endpoint + "/watermark");
httpRequest.Content = jsonContent;
httpRequest.Headers.Add("Authorization", "ApiKey " + ApiKey.ToString());
HttpResponseMessage response = await httpClient.SendAsync(httpRequest);
await CheckSuccess(response);
byte[] responseBytes = await response.Content.ReadAsByteArrayAsync();
MemoryStream memoryStream = new MemoryStream(responseBytes);
return(Image.FromStream(memoryStream));
}
public WatermarkRequest(WatermarkRequestFiles files, int opacity, WatermarkAlignment alignment, WatermarkOffset offset, WatermarkSize size)
{
this.Files = files;
this.Opacity = opacity;
this.Alignment = alignment;
this.Offset = offset;
this.Size = size;
}
