NVidiaDVP

[BorettoLuca]

Hi,

I was wondering what NVidiaDVP can be used for. Could you please explain?
https://github.com/PlusToolkit/PlusLib/tree/cedf60d0e1c3d009fff33f2d74c3eddeba3ca3e0/src/PlusDataCollection/NVidiaDVP

Thank you

[adamrankin]

It is a device for capturing from GPUDirect for Video devices.

[BorettoLuca]

Thank you for your reply.
Do you know where I can find any example of configuration file for using it?

[adamrankin]

Note, this device is win32 only at this time.

Not at this time. The parameters that are configurable for the device are

EnableGPUCPUCopy=TRUE/FALSE
Framelock=TRUE/FALSE
Blocking=TRUE/FALSE
FSAA=int
Field=TRUE/FALSE
ConversionScaleFactor=float float float
ConversionOffsetVector=float float float
ConversionMatrix=float float float float float float float float float
GammaCorrection=float float float
FlipQueueLength=int
GPU=int
VideoFormat=(see list)
DataFormat=(see list)
SyncSource=bi|tri|auto|sdi
Alpha=TRUE/FALSE
cr=int int int int
cb=int int int int
y=int int int
HorizontalDelay=int
VerticalDelay=int
CaptureGPU=int
Sampling=(see list)
BitsPerComponent=(see list)

List of video formats

PlusLib/src/PlusDataCollection/NVidiaDVP/vtkPlusNVidiaDVPVideoSourceWin32.cxx

Line 289 in 9ec1a71

if (videoFormat == "487i5994_259")

List of data formats

PlusLib/src/PlusDataCollection/NVidiaDVP/vtkPlusNVidiaDVPVideoSourceWin32.cxx

Line 493 in 9ec1a71

if (dataFormat == "r8g8b8_to_ycrcb444")

Sampling

PlusLib/src/PlusDataCollection/NVidiaDVP/vtkPlusNVidiaDVPVideoSourceWin32.cxx

Line 689 in 9ec1a71

XML_READ_STRING_ATTRIBUTE_NONMEMBER_OPTIONAL(Sampling, sampling, deviceConfig);

BitsPerComponent

PlusLib/src/PlusDataCollection/NVidiaDVP/vtkPlusNVidiaDVPVideoSourceWin32.cxx

Line 716 in 9ec1a71

case NVVIOCOMPONENTSAMPLING_422: