/// <summary>
///
/// </summary>
/// <param name="parameters"></param>
/// <returns></returns>
public RTCError SetParameters(RTCRtpSendParameters parameters)
{
if (Track is VideoStreamTrack videoTrack)
{
foreach (var encoding in parameters.encodings)
{
var scale = encoding.scaleResolutionDownBy;
if (!scale.HasValue)
{
continue;
}
var error = WebRTC.ValidateTextureSize((int)(videoTrack.Texture.width / scale),
(int)(videoTrack.Texture.height / scale), Application.platform, WebRTC.GetEncoderType());
if (error.errorType != RTCErrorType.None)
{
return(error);
}
}
}
parameters.CreateInstance(out RTCRtpSendParametersInternal instance);
IntPtr ptr = Marshal.AllocCoTaskMem(Marshal.SizeOf(instance));
Marshal.StructureToPtr(instance, ptr, false);
RTCErrorType type = NativeMethods.SenderSetParameters(GetSelfOrThrow(), ptr);
Marshal.FreeCoTaskMem(ptr);
return(new RTCError {
errorType = type
});
}
/// <summary>
/// Creates a new VideoStream object.
/// The track is created with a source texture `ptr`.
/// It is noted that streamed video might be flipped when not action was taken. Almost case it has no problem to use other constructor instead.
///
/// See Also: Texture.GetNativeTexturePtr
/// </summary>
/// <param name="texturePtr"></param>
/// <param name="width"></param>
/// <param name="height"></param>
/// <param name="format"></param>
public VideoStreamTrack(IntPtr texturePtr, int width, int height, GraphicsFormat format)
: this(Guid.NewGuid().ToString(), new VideoTrackSource())
{
WebRTC.ValidateTextureSize(width, height, Application.platform, WebRTC.GetEncoderType());
WebRTC.ValidateGraphicsFormat(format);
WebRTC.Context.SetVideoEncoderParameter(GetSelfOrThrow(), width, height, format, texturePtr);
WebRTC.Context.InitializeEncoder(GetSelfOrThrow());
}
/// <summary>
/// Creates a new VideoStream object.
/// The track is created with a source texture `ptr`.
/// It is noted that streamed video might be flipped when not action was taken. Almost case it has no problem to use other constructor instead.
///
/// See Also: Texture.GetNativeTexturePtr
/// </summary>
/// <param name="label"></param>
/// <param name="texturePtr"></param>
/// <param name="width"></param>
/// <param name="height"></param>
/// <param name="format"></param>
public VideoStreamTrack(string label, IntPtr texturePtr, int width, int height, GraphicsFormat format)
: base(WebRTC.Context.CreateVideoTrack(label))
{
WebRTC.ValidateTextureSize(width, height, Application.platform);
WebRTC.ValidateGraphicsFormat(format);
WebRTC.Context.SetVideoEncoderParameter(GetSelfOrThrow(), width, height, format, texturePtr);
WebRTC.Context.InitializeEncoder(GetSelfOrThrow());
tracks.Add(this);
}
/// <summary>
/// Creates a new VideoStream object.
/// The track is created with a source texture `ptr`.
/// It is noted that streamed video might be flipped when not action was taken. Almost case it has no problem to use other constructor instead.
///
/// See Also: Texture.GetNativeTexturePtr
/// </summary>
/// <param name="texturePtr"></param>
/// <param name="width"></param>
/// <param name="height"></param>
/// <param name="format"></param>
public VideoStreamTrack(IntPtr texturePtr, int width, int height, GraphicsFormat format, bool needFlip)
: this(Guid.NewGuid().ToString(), new VideoTrackSource(), needFlip)
{
var error = WebRTC.ValidateTextureSize(width, height, Application.platform, WebRTC.GetEncoderType());
if (error.errorType != RTCErrorType.None)
{
throw new ArgumentException(error.message);
}
WebRTC.ValidateGraphicsFormat(format);
WebRTC.Context.SetVideoEncoderParameter(GetSelfOrThrow(), width, height, format, texturePtr);
WebRTC.Context.InitializeEncoder(GetSelfOrThrow());
}
internal VideoStreamTrack(Texture texture, RenderTexture dest, string label, VideoTrackSource source, bool needFlip)
: base(WebRTC.Context.CreateVideoTrack(label, source.self))
{
var error = WebRTC.ValidateTextureSize(texture.width, texture.height, Application.platform);
if (error.errorType != RTCErrorType.None)
{
throw new ArgumentException(error.message);
}
WebRTC.ValidateGraphicsFormat(texture.graphicsFormat);
if (!s_tracks.TryAdd(self, new WeakReference <VideoStreamTrack>(this)))
{
throw new InvalidOperationException();
}
m_source = source;
m_source.sourceTexture_ = texture;
m_source.destTexture_ = dest;
m_source.needFlip_ = needFlip;
}
