Nv_ctrl_gvo_sync_delay_pixels, Nv_ctrl_gvo_sync_delay_lines, Nv_ctrl_gvo_input_video_format_reacquire – Nvidia Quadro FX 5500 User Manual

Page 77

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NVIDIA Corporation

Quadro FX 4500/5500 SDI User’s Guide – Version 2.0

73

C

HAPTER

5

API Control

*/

#define NV_CTRL_GVO_FIRMWARE_VERSION 78 /* R-- */

NV_CTRL_GVO_SYNC_DELAY_PIXELS

/*
* NV_CTRL_GVO_SYNC_DELAY_PIXELS - controls the delay between the
* input sync and the output sync in numbers of pixels from hsync;
* this is a 12 bit value.
*/

#define NV_CTRL_GVO_SYNC_DELAY_PIXELS 79 /* RW- */

NV_CTRL_GVO_SYNC_DELAY_LINES

/*
* NV_CTRL_GVO_SYNC_DELAY_LINES - controls the delay between the input
* sync and the output sync in numbers of lines from vsync; this is a
* 12 bit value.
*/

#define NV_CTRL_GVO_SYNC_DELAY_LINES 80 /* RW- */

NV_CTRL_GVO_INPUT_VIDEO_FORMAT_REACQUIRE

/*
* NV_CTRL_GVO_INPUT_VIDEO_FORMAT_REACQUIRE - must be set for a period
* of about 2 seconds for the new InputVideoFormat to be properly
* locked to. In nvidia-settings, we do a reacquire whenever genlock
* or framelock mode is entered into, when the user clicks the
* "detect" button. This value can be written, but always reads back
* _FALSE.
*/

#define NV_CTRL_GVO_INPUT_VIDEO_FORMAT_REACQUIRE 81 /* -W- */
#define NV_CTRL_GVO_INPUT_VIDEO_FORMAT_REACQUIRE_FALSE 0
#define NV_CTRL_GVO_INPUT_VIDEO_FORMAT_REACQUIRE_TRUE 1

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