public long ConvertScalingMode(ServiceCtx context)
{
SrcScalingMode scalingMode = (SrcScalingMode)context.RequestData.ReadInt32();
DstScalingMode?destScalingMode = ConvetScalingModeImpl(scalingMode);
if (!destScalingMode.HasValue)
{
return(MakeError(ErrorModule.Vi, 1));
}
context.ResponseData.Write((ulong)destScalingMode);
return(0);
}
private DstScalingMode?ConvertScalingMode(SrcScalingMode source)
{
switch (source)
{
case SrcScalingMode.None: return(DstScalingMode.None);
case SrcScalingMode.Freeze: return(DstScalingMode.Freeze);
case SrcScalingMode.ScaleAndCrop: return(DstScalingMode.ScaleAndCrop);
case SrcScalingMode.ScaleToWindow: return(DstScalingMode.ScaleToWindow);
case SrcScalingMode.PreserveAspectRatio: return(DstScalingMode.PreserveAspectRatio);
}
return(null);
}
[Command(2102)] // 5.0.0+
// ConvertScalingMode(unknown) -> unknown
public ResultCode ConvertScalingMode(ServiceCtx context)
{
SrcScalingMode scalingMode = (SrcScalingMode)context.RequestData.ReadInt32();
DstScalingMode?convertedScalingMode = ConvertScalingMode(scalingMode);
if (!convertedScalingMode.HasValue)
{
// Scaling mode out of the range of valid values.
return(ResultCode.InvalidArguments);
}
if (scalingMode != SrcScalingMode.ScaleToWindow &&
scalingMode != SrcScalingMode.PreserveAspectRatio)
{
// Invalid scaling mode specified.
return(ResultCode.InvalidScalingMode);
}
context.ResponseData.Write((ulong)convertedScalingMode);
return(ResultCode.Success);
}
public long ConvertScalingMode(ServiceCtx context)
{
SrcScalingMode scalingMode = (SrcScalingMode)context.RequestData.ReadInt32();
DstScalingMode?convertedScalingMode = ConvertScalingMode(scalingMode);
if (!convertedScalingMode.HasValue)
{
//Scaling mode out of the range of valid values.
return(MakeError(ErrorModule.Vi, 1));
}
if (scalingMode != SrcScalingMode.ScaleToWindow &&
scalingMode != SrcScalingMode.PreserveAspectRatio)
{
//Invalid scaling mode specified.
return(MakeError(ErrorModule.Vi, 6));
}
context.ResponseData.Write((ulong)convertedScalingMode);
return(0);
}
