internal void LogFormat(MMALEventFormat format, MMALPortImpl port)
{
StringBuilder sb = new StringBuilder();
if (port != null)
{
switch (port.PortType)
{
case PortType.Input:
sb.Append("Port Type: Input");
break;
case PortType.Output:
sb.Append("Port Type: Output");
break;
case PortType.Control:
sb.Append("Port Type: Control");
break;
default:
break;
}
}
sb.Append($"FourCC: {format.FourCC}");
sb.Append($"Width: {format.Width}");
sb.Append($"Height: {format.Height}");
sb.Append($"Crop: {format.CropX}, {format.CropY}, {format.CropWidth}, {format.CropHeight}");
sb.Append($"Pixel aspect ratio: {format.ParNum}, {format.ParDen}. Frame rate: {format.FramerateNum}, {format.FramerateDen}");
if (port != null)
{
sb.Append($"Port info: Buffers num: {port.BufferNum}(opt {port.BufferNumRecommended}, min {port.BufferNumMin}). Size: {port.BufferSize} (opt {port.BufferSizeRecommended}, min {port.BufferSizeMin}). Alignment: {port.BufferAlignmentMin}");
}
MMALLog.Logger.Info(sb.ToString());
}
public MMALStillDecodeConvertPort(MMALPortImpl copyFrom)
: base(copyFrom.Ptr, copyFrom.ComponentReference, copyFrom.PortType, copyFrom.Guid)
{
}
/// <summary>
/// Configures a specific input port on a downstream component. This method will perform a shallow copy of the output
/// port it is to be connected to.
/// </summary>
/// <param name="encodingType">The encoding type the input port shall be expecting.</param>
/// <param name="pixelFormat">The pixel format the input port shall be expecting</param>
/// <param name="copyPort">The output port we are copying format data from</param>
public virtual unsafe void ConfigureInputPort(MMALEncoding encodingType, MMALEncoding pixelFormat, MMALPortImpl copyPort)
{
this.InitialiseInputPort(0);
copyPort.ShallowCopy(this.Inputs[0]);
if (encodingType != null)
{
this.Inputs[0].Ptr->Format->encoding = encodingType.EncodingVal;
}
if (pixelFormat != null)
{
this.Inputs[0].Ptr->Format->encodingVariant = pixelFormat.EncodingVal;
}
this.Inputs[0].Commit();
}
public MMALVideoPort(MMALPortImpl copyFrom)
: base(copyFrom.Ptr, copyFrom.ComponentReference, copyFrom.PortType, copyFrom.Guid)
{
}
public MMALStillPort(MMALPortImpl copyFrom) : base(copyFrom.Ptr, copyFrom.ComponentReference, copyFrom.PortType)
{
}
/// <summary>
/// Configures a specific input port on a downstream component. This method will perform a shallow copy of the output
/// port it is to be connected to.
/// </summary>
/// <param name="encodingType">The encoding type the input port shall be expecting.</param>
/// <param name="pixelFormat">The pixel format the input port shall be expecting.</param>
/// <param name="copyPort">The output port we are copying format data from.</param>
/// <param name="zeroCopy">Instruct MMAL to not copy buffers to ARM memory (useful for large buffers and handling raw data).</param>
public virtual void ConfigureInputPort(MMALEncoding encodingType, MMALEncoding pixelFormat, MMALPortImpl copyPort, bool zeroCopy = false)
{
this.InitialiseInputPort(0);
if (copyPort != null)
{
copyPort.ShallowCopy(this.Inputs[0]);
}
if (encodingType != null)
{
this.Inputs[0].NativeEncodingType = encodingType.EncodingVal;
}
if (pixelFormat != null)
{
this.Inputs[0].NativeEncodingSubformat = pixelFormat.EncodingVal;
}
this.Inputs[0].Commit();
if (zeroCopy)
{
this.Inputs[0].ZeroCopy = true;
this.Inputs[0].SetParameter(MMALParametersCommon.MMAL_PARAMETER_ZERO_COPY, true);
}
}
