Nvidia Quadro FX 4800 User Manual page 88

C 5
HAPTER
API Control
*
*
* XXX This is deprecated, please see NV_CTRL_GVO_LOCK_OWNER
*/
#define NV_CTRL_GVO_GLX_LOCKED
#define NV_CTRL_GVO_GLX_LOCKED_FALSE
#define NV_CTRL_GVO_GLX_LOCKED_TRUE
NV_CTRL_GVO_VIDEO_FORMAT_{WIDTH,HEIGHT,REFRESH_RAT
E}
/*
* NV_CTRL_GVO_VIDEO_FORMAT_{WIDTH,HEIGHT,REFRESH_RATE} - query the
* width, height, and refresh rate for the specified
* NV_CTRL_GVO_VIDEO_FORMAT_*.
* existing interfaces, XNVCTRLQueryAttribute() should be used, and
* the video format specified in the display_mask field; eg:
*
* XNVCTRLQueryAttribute (dpy,
*
*
*
*
*
* Note that Refresh Rate is in 1/1000 Hertz values
*/
#define NV_CTRL_GVO_VIDEO_FORMAT_WIDTH
#define NV_CTRL_GVO_VIDEO_FORMAT_HEIGHT
#define NV_CTRL_GVO_VIDEO_FORMAT_REFRESH_RATE
NV_CTRL_GVO_X_SCREEN_PAN_[XY]
/*
* NV_CTRL_GVO_X_SCREEN_PAN_[XY] - when GVO output of the X screen is
* enabled, the pan x/y attributes control which portion of the X
* screen is displayed by GVO.
* GVO output is enabled, or before enabling GVO output.
* values will be clamped so that GVO output is not panned beyond the
84
NV_CTRL_GVO_FLIP_QUEUE_SIZE
Quadro FX 4800/5800 and Quadro CX SDI User's Guide– Version 1.0
So that this can be queried with
screen,
NV_CTRL_GVO_VIDEO_FORMAT_480I_59_94_SMPTE259_NTSC
NV_CTRL_GVO_VIDEO_FORMAT_WIDTH,
&value);
These attributes can be updated while
82 /* R-- */
0
1
83 /* R-- */
84 /* R-- */
85 /* R-- */
The pan
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