87 lines
2.6 KiB
Groff
87 lines
2.6 KiB
Groff
.TH "KDK_DISPLAY_GET_DESCRIPTION" 3 "Thu Aug 24 2023" "Linux Programmer's Manual" \"
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.SH NAME
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kdk_display_get_description - 获取显卡的说明
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.SH SYNOPSIS
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.nf
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.B #include <libkydisplay.h>
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.sp
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.BI "extern char* kdk_display_get_description();"
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.sp
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Link with \fI\-lkyhw\fP.
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.SH "Detailed Description"
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The main function of the interface is to obtain Video card description
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.SH "RETURN VALUE"
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On success, returns the Video card description of type char*; The returned string needs to be released by
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.I free
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.PP
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On error, return
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.BR NULL.
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.SH EXAMPLES
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.EX
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#include "libkydisplay.h"
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#include <stdio.h>
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int main()
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{
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char *vendor = kdk_display_get_vendor();
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printf("生产厂商：%s\en", vendor);
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free(vendor);
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char *product = kdk_display_get_product();
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printf("型号：%s\en", product);
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free(product);
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char *description = kdk_display_get_description();
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printf("设备类型：%s\en", description);
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free(description);
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char *id = kdk_display_get_physical_id();
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printf("物理id：%s\en", id);
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free(id);
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char *bus = kdk_display_get_bus_info();
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printf("总线地址：%s\en", bus);
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free(bus);
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char *version = kdk_display_get_version();
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printf("设备版本：%s\en", version);
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free(version);
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char *width = kdk_display_get_width();
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printf("数据宽度：%s\en", width);
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free(width);
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char *clock = kdk_display_get_clock();
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printf("频率：%s\en", clock);
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free(clock);
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char *capabilities = kdk_display_get_capabilities();
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printf("功能：%s\en", capabilities);
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free(capabilities);
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char *configuration = kdk_display_get_configuration();
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printf("配置：%s\en", configuration);
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free(configuration);
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char *resources = kdk_display_get_resources();
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printf("资源：%s\en", resources);
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free(resources);
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return 0;
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}
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.SH "CONFORMING TO"
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These functions are as per the withdrawn POSIX.1e draft specification.
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The following functions are Linux extensions:
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.BR kdk_display_get_vendor (),
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.BR kdk_display_get_product (),
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.BR kdk_display_get_physical_id (),
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.BR kdk_display_get_bus_info (),
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.BR kdk_display_get_version (),
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.BR kdk_display_get_width (),
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.BR kdk_display_get_clock (),
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.BR kdk_display_get_capabilities (),
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.BR kdk_display_get_configuration ()
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and
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.BR kdk_display_get_resources ().
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.SH "SEE ALSO"
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.BR kdk_display_get_vendor (3),
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.BR kdk_display_get_product (3),
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.BR kdk_display_get_physical_id (3),
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.BR kdk_display_get_bus_info (3),
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.BR kdk_display_get_version (3),
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.BR kdk_display_get_width (3),
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.BR kdk_display_get_clock (3),
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.BR kdk_display_get_capabilities (3),
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.BR kdk_display_get_configuration (3)
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and
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.BR kdk_display_get_resources (3). |