/// <summary>
/// Configures the SmartCapture device to output the given image size.
/// </summary>
/// <param name="size">Supports CIF and 4CIF</param>
private void SetImageSize(VideoImageSize size)
{
if (_deviceContext == IntPtr.Zero)
{
throw new ArgumentNullException("DeviceContext");
}
int width;
int height;
switch (size)
{
case VideoImageSize.CIF:
width = 352;
height = 240;
AppLogger.Message("ImageSize CIF");
break;
case VideoImageSize.FourCIF:
width = 704;
height = 480;
AppLogger.Message("ImageSize FourCIF");
break;
default:
throw new ArgumentException(size.ToString(), "ImageSize");
}
if (NativeMethods.SCSetVideoFrameSize(_deviceContext, width, height) != 1)
{
throw new Exception("SCSetVideoFrameSize failed");
}
Thread.Sleep(300);
}
/// <summary>
/// Helper method to retrieve a stream with a video conver image
/// </summary>
public Stream GetVideoImage(String imageId, String imagePath, VideoImageSize size)
{
var w = 750;
var h = 500;
if (!RestUtility.ParseImageSize(size.ToString(), out w, out h))
{
throw new ArgumentException("Invalid image size", "size");
}
String url = null;
if (!String.IsNullOrEmpty(imageId))
{
url = String.Format("http://resources.wimpmusic.com/images/{0}/{1}x{2}.jpg", imageId.Replace('-', '/'), w, h);
}
else
{
url = String.Format("http://images.tidalhifi.com/im/im?w={1}&h={2}&img={0}&noph", imagePath, w, h);
}
return(RestClient.GetStream(url));
}
/// <summary>
/// Helper method to retrieve a stream with a video conver image
/// </summary>
public WebStreamModel GetVideoImage(String imageId, String imagePath, VideoImageSize size)
{
var w = 750;
var h = 500;
if (!RestUtility.ParseImageSize(size.ToString(), out w, out h))
throw new ArgumentException("Invalid image size", "size");
String url = null;
if (!String.IsNullOrEmpty(imageId))
url = String.Format("http://resources.wimpmusic.com/images/{0}/{1}x{2}.jpg", imageId.Replace('-', '/'), w, h);
else
url = String.Format("http://images.tidalhifi.com/im/im?w={1}&h={2}&img={0}&noph", imagePath, w, h);
return new WebStreamModel(RestClient.GetWebResponse(url));
}
/// <summary>
/// Helper method to retrieve a stream with a video conver image
/// </summary>
public Stream GetVideoImage(VideoModel model, VideoImageSize size)
{
return(GetVideoImage(model.ImageId, model.ImagePath, size));
}
/// <summary>
/// Helper method to retrieve a stream with a video conver image
/// </summary>
public WebStreamModel GetVideoImage(VideoModel model, VideoImageSize size)
{
return GetVideoImage(model.ImageId, model.ImagePath, size);
}
