/// <inheritdoc />
internal override void EnableOutputPort(bool sendBuffers = true)
{
if (!this.Enabled)
{
this.ManagedOutputCallback = OutputCallbackProvider.FindCallback(this);
this.NativeCallback = this.NativeOutputPortCallback;
IntPtr ptrCallback = Marshal.GetFunctionPointerForDelegate(this.NativeCallback);
this.PtrCallback = ptrCallback;
if (this.ManagedOutputCallback == null)
{
MMALLog.Logger.Warn("Callback null");
this.EnablePort(IntPtr.Zero);
}
else
{
this.EnablePort(ptrCallback);
}
if (this.ManagedOutputCallback != null)
{
this.SendAllBuffers(sendBuffers);
}
}
if (!this.Enabled)
{
throw new PiCameraError("Unknown error occurred whilst enabling port");
}
}
/// <inheritdoc />
public override unsafe MMALDownstreamComponent ConfigureOutputPort(int outputPort, MMALPortConfig config)
{
this.Outputs[outputPort].PortConfig = config;
if (this.ProcessingPorts.ContainsKey(outputPort))
{
this.ProcessingPorts.Remove(outputPort);
}
this.ProcessingPorts.Add(outputPort, this.Outputs[outputPort]);
if (config.EncodingType != null)
{
this.Outputs[outputPort].Ptr->Format->Encoding = config.EncodingType.EncodingVal;
}
if (config.ZeroCopy)
{
this.Outputs[outputPort].ZeroCopy = true;
this.Outputs[outputPort].SetParameter(MMALParametersCommon.MMAL_PARAMETER_ZERO_COPY, true);
}
this.Outputs[outputPort].Resolution = new Resolution(config.Width, config.Height).Pad();
this.Outputs[outputPort].Crop = new Rectangle(0, 0, config.Width, config.Height);
this.Outputs[outputPort].Commit();
this.Outputs[outputPort].EncodingType = config.EncodingType;
this.Outputs[outputPort].Ptr->BufferNum = Math.Max(this.Outputs[outputPort].Ptr->BufferNumRecommended, this.Outputs[outputPort].Ptr->BufferNumMin);
this.Outputs[outputPort].Ptr->BufferSize = Math.Max(this.Outputs[outputPort].Ptr->BufferSizeRecommended, this.Outputs[outputPort].Ptr->BufferSizeMin);
this.Outputs[outputPort].ManagedOutputCallback = OutputCallbackProvider.FindCallback(this.Outputs[outputPort]);
return(this);
}
/// <summary>
/// Call to configure changes on an Downstream component output port.
/// </summary>
/// <param name="outputPort">The output port we are configuring.</param>
/// <param name="encodingType">The encoding type this output port will send data in.</param>
/// <param name="pixelFormat">The pixel format this output port will send data in.</param>
/// <param name="quality">The quality of our outputted data.</param>
/// <param name="bitrate">The bitrate we are sending data at.</param>
/// <param name="zeroCopy">Instruct MMAL to not copy buffers to ARM memory (useful for large buffers and handling raw data).</param>
public virtual unsafe void ConfigureOutputPort(int outputPort, MMALEncoding encodingType, MMALEncoding pixelFormat, int quality, int bitrate = 0, bool zeroCopy = false)
{
this.InitialiseOutputPort(outputPort);
this.ProcessingPorts.Add(outputPort);
this.Inputs[0].ShallowCopy(this.Outputs[outputPort]);
if (encodingType != null)
{
this.Outputs[outputPort].NativeEncodingType = encodingType.EncodingVal;
}
if (pixelFormat != null)
{
this.Outputs[outputPort].NativeEncodingSubformat = pixelFormat.EncodingVal;
}
MMAL_VIDEO_FORMAT_T tempVid = this.Outputs[outputPort].Ptr->Format->Es->Video;
try
{
this.Outputs[outputPort].Commit();
}
catch
{
// If commit fails using new settings, attempt to reset using old temp MMAL_VIDEO_FORMAT_T.
MMALLog.Logger.Warn("Commit of output port failed. Attempting to reset values.");
this.Outputs[outputPort].Ptr->Format->Es->Video = tempVid;
this.Outputs[outputPort].Commit();
}
if (encodingType == MMALEncoding.JPEG)
{
this.Outputs[outputPort].SetParameter(MMALParametersCamera.MMAL_PARAMETER_JPEG_Q_FACTOR, quality);
}
if (zeroCopy)
{
this.Outputs[outputPort].ZeroCopy = true;
this.Outputs[outputPort].SetParameter(MMALParametersCommon.MMAL_PARAMETER_ZERO_COPY, true);
}
this.Outputs[outputPort].EncodingType = encodingType;
this.Outputs[outputPort].PixelFormat = pixelFormat;
this.Outputs[outputPort].Resolution = new Resolution(this.Width, this.Height).Pad();
this.Outputs[outputPort].Crop = new Rectangle(0, 0, this.Width, this.Height);
// It is important to re-commit changes to width and height.
this.Outputs[outputPort].Commit();
this.Outputs[outputPort].BufferNum = Math.Max(this.Outputs[outputPort].Ptr->BufferNumRecommended, this.Outputs[outputPort].Ptr->BufferNumMin);
this.Outputs[outputPort].BufferSize = Math.Max(this.Outputs[outputPort].Ptr->BufferSizeRecommended, this.Outputs[outputPort].Ptr->BufferSizeMin);
this.Outputs[outputPort].ManagedOutputCallback = OutputCallbackProvider.FindCallback(this.Outputs[outputPort]);
}
/// <inheritdoc />
public override unsafe MMALDownstreamComponent ConfigureOutputPort(int outputPort, MMALPortConfig config)
{
this.Outputs[outputPort].Ptr->Format->Es->Video.Par = new MMAL_RATIONAL_T(1, 1);
if (this.ProcessingPorts.ContainsKey(outputPort))
{
this.ProcessingPorts.Remove(outputPort);
}
this.ProcessingPorts.Add(outputPort, this.Outputs[outputPort]);
if (config.EncodingType != null)
{
this.Outputs[outputPort].Ptr->Format->Encoding = config.EncodingType.EncodingVal;
}
if (config.PixelFormat != null)
{
this.Outputs[outputPort].Ptr->Format->EncodingVariant = config.PixelFormat.EncodingVal;
}
if (config.ZeroCopy)
{
this.Outputs[outputPort].ZeroCopy = true;
this.Outputs[outputPort].SetParameter(MMALParametersCommon.MMAL_PARAMETER_ZERO_COPY, true);
}
if (MMALCameraConfig.VideoColorSpace != null &&
MMALCameraConfig.VideoColorSpace.EncType == MMALEncoding.EncodingType.ColorSpace)
{
this.Outputs[outputPort].VideoColorSpace = MMALCameraConfig.VideoColorSpace;
}
this.Outputs[outputPort].FrameRate = new MMAL_RATIONAL_T(config.Framerate, 1);
this.Outputs[outputPort].Resolution = new Resolution(config.Width, config.Height).Pad();
this.Outputs[outputPort].Crop = new Rectangle(0, 0, config.Width, config.Height);
this.Outputs[outputPort].Ptr->Format->Bitrate = config.Bitrate;
this.Outputs[outputPort].Commit();
this.Outputs[outputPort].EncodingType = config.EncodingType;
this.Outputs[outputPort].ManagedOutputCallback = OutputCallbackProvider.FindCallback(this.Outputs[outputPort]);
this.Outputs[outputPort].Ptr->BufferNum = Math.Max(this.Outputs[outputPort].Ptr->BufferNumMin, this.Outputs[outputPort].Ptr->BufferNumRecommended);
this.Outputs[outputPort].Ptr->BufferSize = Math.Max(this.Outputs[outputPort].Ptr->BufferSizeMin, this.Outputs[outputPort].Ptr->BufferSizeRecommended);
return(this);
}
/// <summary>
/// Enables processing on an output port.
/// </summary>
/// <param name="sendBuffers">Indicates whether we want to send all the buffers in the port pool or simply create the pool.</param>
internal override void EnableOutputPort(bool sendBuffers = true)
{
if (!this.Enabled)
{
this.ManagedOutputCallback = OutputCallbackProvider.FindCallback(this);
this.NativeCallback = this.NativeOutputPortCallback;
IntPtr ptrCallback = IntPtr.Zero;
if (sendBuffers)
{
ptrCallback = Marshal.GetFunctionPointerForDelegate(this.NativeCallback);
this.PtrCallback = ptrCallback;
}
else
{
ptrCallback = this.PtrCallback;
}
MMALLog.Logger.Debug("Enabling port.");
if (this.ManagedOutputCallback == null)
{
MMALLog.Logger.Warn("Callback null");
MMALCheck(MMALPort.mmal_port_enable(this.Ptr, IntPtr.Zero), "Unable to enable port.");
}
else
{
MMALCheck(MMALPort.mmal_port_enable(this.Ptr, ptrCallback), "Unable to enable port.");
}
base.EnableOutputPort(sendBuffers);
}
if (!this.Enabled)
{
throw new PiCameraError("Unknown error occurred whilst enabling port");
}
}
/// <summary>
/// Enables processing on a port.
/// </summary>
internal override void EnableControlPort()
{
if (!this.Enabled)
{
this.ManagedControlCallback = OutputCallbackProvider.FindCallback(this);
this.NativeCallback = new MMALPort.MMAL_PORT_BH_CB_T(this.NativeControlPortCallback);
IntPtr ptrCallback = Marshal.GetFunctionPointerForDelegate(this.NativeCallback);
MMALLog.Logger.Debug("Enabling control port.");
if (this.ManagedControlCallback == null)
{
MMALLog.Logger.Debug("Callback null");
MMALCheck(MMALPort.mmal_port_enable(this.Ptr, IntPtr.Zero), "Unable to enable port.");
}
else
{
MMALCheck(MMALPort.mmal_port_enable(this.Ptr, ptrCallback), "Unable to enable port.");
}
}
}
public override unsafe void ConfigureOutputPort(int outputPort, MMALEncoding encodingType, MMALEncoding pixelFormat, int quality, int bitrate = 0, bool zeroCopy = false)
{
this.InitialiseOutputPort(outputPort);
this.ProcessingPorts.Add(outputPort);
if (encodingType != null)
{
this.Outputs[outputPort].Ptr->Format->Encoding = encodingType.EncodingVal;
}
if (zeroCopy)
{
this.Outputs[outputPort].ZeroCopy = true;
this.Outputs[outputPort].SetParameter(MMALParametersCommon.MMAL_PARAMETER_ZERO_COPY, true);
}
this.Outputs[outputPort].Commit();
this.Outputs[outputPort].EncodingType = encodingType;
this.Outputs[outputPort].Ptr->BufferNum = Math.Max(this.Outputs[outputPort].Ptr->BufferNumRecommended, this.Outputs[outputPort].Ptr->BufferNumMin);
this.Outputs[outputPort].Ptr->BufferSize = Math.Max(this.Outputs[outputPort].Ptr->BufferSizeRecommended, this.Outputs[outputPort].Ptr->BufferSizeMin);
this.Outputs[outputPort].ManagedOutputCallback = OutputCallbackProvider.FindCallback(this.Outputs[outputPort]);
}
/// <summary>
/// Call to configure changes on a downstream component output port.
/// </summary>
/// <param name="outputPort">The output port number to configure.</param>
/// <param name="config">User provided port configuration object.</param>
/// <returns>This <see cref="MMALDownstreamComponent"/>.</returns>
public virtual unsafe MMALDownstreamComponent ConfigureOutputPort(int outputPort, MMALPortConfig config)
{
this.Outputs[outputPort].PortConfig = config;
if (this.ProcessingPorts.ContainsKey(outputPort))
{
this.ProcessingPorts.Remove(outputPort);
}
this.ProcessingPorts.Add(outputPort, this.Outputs[outputPort]);
this.Inputs[0].ShallowCopy(this.Outputs[outputPort]);
if (config.EncodingType != null)
{
this.Outputs[outputPort].NativeEncodingType = config.EncodingType.EncodingVal;
}
if (config.PixelFormat != null)
{
this.Outputs[outputPort].NativeEncodingSubformat = config.PixelFormat.EncodingVal;
}
MMAL_VIDEO_FORMAT_T tempVid = this.Outputs[outputPort].Ptr->Format->Es->Video;
try
{
this.Outputs[outputPort].Commit();
}
catch
{
// If commit fails using new settings, attempt to reset using old temp MMAL_VIDEO_FORMAT_T.
MMALLog.Logger.Warn("Commit of output port failed. Attempting to reset values.");
this.Outputs[outputPort].Ptr->Format->Es->Video = tempVid;
this.Outputs[outputPort].Commit();
}
if (config.EncodingType == MMALEncoding.JPEG)
{
this.Outputs[outputPort].SetParameter(MMALParametersCamera.MMAL_PARAMETER_JPEG_Q_FACTOR, config.Quality);
}
if (config.ZeroCopy)
{
this.Outputs[outputPort].ZeroCopy = true;
this.Outputs[outputPort].SetParameter(MMALParametersCommon.MMAL_PARAMETER_ZERO_COPY, true);
}
if (MMALCameraConfig.VideoColorSpace != null &&
MMALCameraConfig.VideoColorSpace.EncType == MMALEncoding.EncodingType.ColorSpace)
{
this.Outputs[outputPort].VideoColorSpace = MMALCameraConfig.VideoColorSpace;
}
if (config.Bitrate > 0)
{
this.Outputs[outputPort].Bitrate = config.Bitrate;
}
this.Outputs[outputPort].EncodingType = config.EncodingType;
this.Outputs[outputPort].PixelFormat = config.PixelFormat;
if (config.Width > 0 && config.Height > 0)
{
this.Outputs[outputPort].Resolution = new Resolution(config.Width, config.Height).Pad();
this.Outputs[outputPort].Crop = new Rectangle(0, 0, this.Outputs[outputPort].Resolution.Width, this.Outputs[outputPort].Resolution.Height);
}
else
{
// Use config or don't set depending on port type.
this.Outputs[outputPort].Resolution = new Resolution(0, 0);
if (this.Outputs[outputPort].Resolution.Width > 0 && this.Outputs[outputPort].Resolution.Height > 0)
{
this.Outputs[outputPort].Crop = new Rectangle(0, 0, this.Outputs[outputPort].Resolution.Width, this.Outputs[outputPort].Resolution.Height);
}
}
// It is important to re-commit changes to width and height.
this.Outputs[outputPort].Commit();
this.Outputs[outputPort].BufferNum = Math.Max(this.Outputs[outputPort].Ptr->BufferNumRecommended, this.Outputs[outputPort].Ptr->BufferNumMin);
this.Outputs[outputPort].BufferSize = Math.Max(this.Outputs[outputPort].Ptr->BufferSizeRecommended, this.Outputs[outputPort].Ptr->BufferSizeMin);
this.Outputs[outputPort].ManagedOutputCallback = OutputCallbackProvider.FindCallback(this.Outputs[outputPort]);
return(this);
}
/// <inheritdoc />
public override unsafe MMALDownstreamComponent ConfigureOutputPort(int outputPort, MMALPortConfig config)
{
// The splitter component should not have its resolution set on the output port so override method accordingly.
this.Outputs[outputPort].PortConfig = config;
if (this.ProcessingPorts.ContainsKey(outputPort))
{
this.ProcessingPorts.Remove(outputPort);
}
this.ProcessingPorts.Add(outputPort, this.Outputs[outputPort]);
this.Inputs[0].ShallowCopy(this.Outputs[outputPort]);
if (config.EncodingType != null)
{
this.Outputs[outputPort].NativeEncodingType = config.EncodingType.EncodingVal;
}
if (config.PixelFormat != null)
{
this.Outputs[outputPort].NativeEncodingSubformat = config.PixelFormat.EncodingVal;
}
MMAL_VIDEO_FORMAT_T tempVid = this.Outputs[outputPort].Ptr->Format->Es->Video;
try
{
this.Outputs[outputPort].Commit();
}
catch
{
// If commit fails using new settings, attempt to reset using old temp MMAL_VIDEO_FORMAT_T.
MMALLog.Logger.Warn("Commit of output port failed. Attempting to reset values.");
this.Outputs[outputPort].Ptr->Format->Es->Video = tempVid;
this.Outputs[outputPort].Commit();
}
if (config.EncodingType == MMALEncoding.JPEG)
{
this.Outputs[outputPort].SetParameter(MMALParametersCamera.MMAL_PARAMETER_JPEG_Q_FACTOR, config.Quality);
}
if (config.ZeroCopy)
{
this.Outputs[outputPort].ZeroCopy = true;
this.Outputs[outputPort].SetParameter(MMALParametersCommon.MMAL_PARAMETER_ZERO_COPY, true);
}
if (MMALCameraConfig.VideoColorSpace != null &&
MMALCameraConfig.VideoColorSpace.EncType == MMALEncoding.EncodingType.ColorSpace)
{
this.Outputs[outputPort].VideoColorSpace = MMALCameraConfig.VideoColorSpace;
}
this.Outputs[outputPort].EncodingType = config.EncodingType;
this.Outputs[outputPort].PixelFormat = config.PixelFormat;
// It is important to re-commit changes to width and height.
this.Outputs[outputPort].Commit();
this.Outputs[outputPort].BufferNum = Math.Max(this.Outputs[outputPort].Ptr->BufferNumRecommended, this.Outputs[outputPort].Ptr->BufferNumMin);
this.Outputs[outputPort].BufferSize = Math.Max(this.Outputs[outputPort].Ptr->BufferSizeRecommended, this.Outputs[outputPort].Ptr->BufferSizeMin);
this.Outputs[outputPort].ManagedOutputCallback = OutputCallbackProvider.FindCallback(this.Outputs[outputPort]);
return(this);
}