internal SWIGTYPE_p_unsigned_char GetBuffer()
{
global::System.IntPtr cPtr = NDalicPINVOKE.PixelBuffer_GetBuffer(swigCPtr);
SWIGTYPE_p_unsigned_char ret = (cPtr == global::System.IntPtr.Zero) ? null : new SWIGTYPE_p_unsigned_char(cPtr, false);
if (NDalicPINVOKE.SWIGPendingException.Pending)
{
throw NDalicPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
public static PixelBuffer LoadImageFromBuffer(System.IO.Stream stream, Size2D size)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
if (size == null)
{
throw new ArgumentNullException(nameof(size));
}
long streamLength = stream.Length - stream.Position;
if (streamLength <= 0)
{
throw new InvalidOperationException("stream lenght is <= 0");
}
// Read data from stream
byte[] streamData = new byte[streamLength];
stream.Read(streamData, 0, (int)streamLength);
// Allocate buffer that internal DALi engine can read
VectorUnsignedChar buffer = new VectorUnsignedChar();
buffer.Resize((uint)streamLength);
var bufferBegin = buffer.Begin();
global::System.Runtime.InteropServices.HandleRef bufferRef = SWIGTYPE_p_unsigned_char.getCPtr(bufferBegin);
// Copy data from stream to buffer
System.Runtime.InteropServices.Marshal.Copy(streamData, 0, bufferRef.Handle, (int)streamLength);
var uSize = new Uint16Pair((uint)size.Width, (uint)size.Height);
PixelBuffer ret = new PixelBuffer(Interop.ImageLoading.LoadImageFromBuffer(VectorUnsignedChar.getCPtr(buffer), Uint16Pair.getCPtr(uSize)), true);
uSize.Dispose();
buffer.Dispose();
if (NDalicPINVOKE.SWIGPendingException.Pending)
{
throw NDalicPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
/// <summary>
/// Get VectorUnsignedChar from System.IO.Stream.
/// This funcion exist only for Constructor.
/// </summary>
/// This will not be public opened.
private static VectorUnsignedChar GetRawBuffrFromStreamHelper(System.IO.Stream stream)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
if (!stream.CanRead)
{
throw new InvalidOperationException("stream don't support to read");
}
// Copy stream to memoryStream
System.IO.MemoryStream memoryStream = new System.IO.MemoryStream();
stream.CopyTo(memoryStream);
memoryStream.Seek(0, System.IO.SeekOrigin.Begin);
long streamLength = memoryStream.Length;
if (streamLength <= 0)
{
throw new InvalidOperationException("stream length is <= 0");
}
// Allocate buffer that internal DALi engine can read
VectorUnsignedChar buffer = new VectorUnsignedChar();
buffer.Resize((uint)streamLength);
var bufferBegin = buffer.Begin();
global::System.Runtime.InteropServices.HandleRef bufferRef = SWIGTYPE_p_unsigned_char.getCPtr(bufferBegin);
// Copy data from memoryStream to buffer
System.Runtime.InteropServices.Marshal.Copy(memoryStream.GetBuffer(), 0, bufferRef.Handle, (int)streamLength);
memoryStream.Dispose();
return(buffer);
}
internal PixelBuffer(SWIGTYPE_p_unsigned_char pointer) : this(NDalicPINVOKE.new_PixelBuffer__SWIG_2(SWIGTYPE_p_unsigned_char.getCPtr(pointer)), true)
{
if (NDalicPINVOKE.SWIGPendingException.Pending)
{
throw NDalicPINVOKE.SWIGPendingException.Retrieve();
}
}
