public override bool Equals(object obj)
{
if (obj == null)
{
return(false);
}
if (obj.GetType() != typeof(ImageSignature))
{
return(false);
}
ImageSignature other = (ImageSignature)obj;
if (length != other.length)
{
return(false);
}
for (int i = 0; i < signature.Length; i++)
{
if (signature[i] != other.signature[i])
{
return(false);
}
}
return(true);
}
/// <summary>
/// Returns true if the specified id and image has already been sent to this function.
/// </summary>
/// <param name="id">The ID string of the camera.</param>
/// <param name="imgData">The image bytes.</param>
/// <returns></returns>
public bool DuplicateImageSendCheck(string id, byte[] imgData)
{
if (imgData == null)
{
return(false);
}
ImageSignature img = new ImageSignature(imgData);
ImageSignature old;
lock (lastJpgFrame)
{
if (!lastJpgFrame.TryGetValue(id, out old))
{
old = null;
}
lastJpgFrame[id] = img;
}
if (old == null)
{
return(false);
}
return(img.Equals(old));
}