| KDK_EDID_GET_INTERFACE(3) | Library Functions Manual | KDK_EDID_GET_INTERFACE(3) |
NAME
kdk_edid_get_interface - 获取显示器的当前接口
SYNOPSIS
#include <libkyedid.h> extern char** kdk_edid_get_interface(); Link with -lkyedid.
Detailed Description
The main function of the interface is to obtain the current interface name of the screen.
RETURN VALUE
On success, returns a list of current interface name of the screen, ending with a NULL string; Generated by alloc and needs to be recycled by kdk_edid_freeall
On error, return NULL.
EXAMPLES
#include "libkyedid.h"
#include <stdio.h>
#include <stdlib.h>
int main()
{
char** name = kdk_edid_get_interface();
size_t count = 0;
while (name[count])
{
printf("当前接口 = %s0, name[count]);
float gamma = kdk_edid_get_gamma(name[count]);
printf("gamma = %0.2f0, gamma);
float size = kdk_edid_get_size(name[count]);
printf("size = %0.1f0, size);
char *max_resolution = kdk_edid_get_max_resolution(name[count]);
printf("max_resolution = %s0, max_resolution);
free(max_resolution);
char *model = kdk_edid_get_model(name[count]);
printf("model = %s0, model);
free(model);
char *area = kdk_edid_get_visible_area(name[count]);
printf("area = %s0, area);
free(area);
char *manufacturer = kdk_edid_get_manufacturer(name[count]);
printf("manufacturer = %s0, manufacturer);
free(manufacturer);
int week = kdk_edid_get_week(name[count]);
printf("week = %d0, week);
int year = kdk_edid_get_year(name[count]);
printf("year = %d0, year);
int primary = kdk_edid_get_primary(name[count]);
printf("%s0, primary == 1 ? "是" : "否");
char *resolution = kdk_edid_get_resolution(name[count]);
printf("resolution = %s0, resolution);
free(resolution);
char *ratio = kdk_edid_get_ratio(name[count]);
printf("ratio = %s0, ratio);
free(ratio);
char *character = kdk_edid_get_character(name[count]);
printf("character = %s0, character);
free(character);
printf("---------------------------------------0);
count ++;
}
kdk_edid_freeall(name);
return 0;
}
CONFORMING TO
These functions are as per the withdrawn POSIX.1e draft specification. The following functions are Linux extensions: kdk_edid_get_gamma(), kdk_edid_get_size(), kdk_edid_get_max_resolution(), kdk_edid_get_model(), kdk_edid_get_visible_area(), kdk_edid_get_manufacturer(), kdk_edid_get_week(), kdk_edid_get_year(), kdk_edid_get_primary(), kdk_edid_get_resolution(), kdk_edid_get_ratio(), kdk_edid_get_character() and kdk_edid_freeall().
SEE ALSO
kdk_edid_get_gamma(3), kdk_edid_get_size(3), kdk_edid_get_max_resolution(3), kdk_edid_get_model(3), kdk_edid_get_visible_area(3), kdk_edid_get_manufacturer(3), kdk_edid_get_week(3), kdk_edid_get_year(3), kdk_edid_get_primary(3), kdk_edid_get_resolution(3), kdk_edid_get_ratio(3), kdk_edid_get_character(3) and kdk_edid_freeall(3).
| Fri Aug 25 2023 | Linux Programmer's Manual |