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NVIDIA Corporation
46 Quadro FX 4500/5500 SDI User’s Guide– Version 2.0
C
HAPTER 5
API Control
NvGvo Function Description
NvGvoCaps()
//---------------------------------------------------------------------
// Function: NvGvoCaps
// Description: Determine graphics adapter Graphics to Video capabilities.
// Parameters: nAdapterNumber - Graphics adapter number
// nReserved - Reserved (must be set to zero)
// pAdapterCaps - Pointer to receive capabilities
// Returns: NV_OK - Success
// NV_NOTSUPPORTED - Graphics to Video not supported
//---------------------------------------------------------------------
Table 5.1
NvGvo Function Index
Call Description
NvGvoCaps()
Determine the graphics-to-video capabilities of
the graphics card.
NvGvoOpen()
Open the graphics card for graphics-to-video
operations using the OpenGL application
interface.
NvGvoClose()
Close the graphics card for graphics-to-video
operations using the OpenGL application
interface.
NvGvoDesktopOpen()
Open the graphics cards for graphics-to-vVideo
operations using the Desktop transparent mode
interface.
NvGvoDesktopClose()
Close the graphics cards for graphics-to-video
operations using the Desktop transparent mode
interface.
NvGvoStatus()
Get the graphics-to-video status.
NvGvoSyncFormatDetect()
Detect the video format of the iincoming sync
signal.
NvGvoConfigGet()
Get the current graphics-to-video configuration.
NvGvoConfigSet()
Set the graphics-to-video configuration.
NvGvoIsRunning()
Determine if there is an SDI out video stream.
NvGvoStart()
Start the SDI out video stream.
NvGvoStop()
Stop the SDI out video stream.
NvGvoEnumSignalFormats()
Enumerate the supported SDI signal formats.
NvGvoIsFrameLockModeCompatible()
Verify whether a mode is compatible with frame
lock mode.
NvGvoEnumDataFormats()
Enumerate the supported SDI data formats.