SDI Technologies iH30 Especificações descarregar pdf (Página 126)

NV Control VIO Controls

Quadro SDI Output PG-03776-001_v06 | 121

* is only available when an SDI input source is detected and is in

genlock

* mode.

#define NV_CTRL_GVO_COMPOSITE 270 /*

RW-- */

#define NV_CTRL_GVO_COMPOSITE_DISABLE 0

#define NV_CTRL_GVO_COMPOSITE_ENABLE 1

* NV_CTRL_GVO_COMPOSITE_ALPHA_KEY - When compositing is enabled, this

* enables/disables alpha blending.

#define NV_CTRL_GVO_COMPOSITE_ALPHA_KEY 271 /*

RW-- */

#define NV_CTRL_GVO_COMPOSITE_ALPHA_KEY_DISABLE 0

#define NV_CTRL_GVO_COMPOSITE_ALPHA_KEY_ENABLE 1

* NV_CTRL_GVO_COMPOSITE_LUMA_KEY_RANGE - Set the values of a luma

* channel range. This is a packed int that has the following format

* (in order of high-bits to low bits):

* Range # (11 bits), (Enabled 1 bit), min value (10 bits), max value

(10 bits)

* To query the current values, pass the range # throught he

display_mask

* variable.

#define NV_CTRL_GVO_COMPOSITE_LUMA_KEY_RANGE 272 /*

RW-- */

#define NV_CTRL_GVO_COMPOSITE_MAKE_RANGE(range, enable, min, max) \

((((min) & 0x3FF) << 0) | \

(((max) & 0x3FF) << 10) | \

(((enable) & 0x1) << 20) | \

(((range) & 0x7FF) << 21))

#define NV_CTRL_GVO_COMPOSITE_GET_RANGE(val, range, enable, min, max) \

(min) = ((val) >> 0) & 0x3FF; \

(max) = ((val) >> 10) & 0x3FF; \

(enable) = ((val) >> 20) & 0x1; \

(range) = ((val) >> 21) & 0x7FF;

* NV_CTRL_GVO_COMPOSITE_CR_KEY_RANGE - Set the values of a CR

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SDI Technologies iH30 Especificações Página 126