-
Notifications
You must be signed in to change notification settings - Fork 0
/
test-libedid-api.c
175 lines (153 loc) · 6.5 KB
/
test-libedid-api.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
/*
* Copyright (c) 2022 Shashank Sharma (contactshashanksharma@gmail.com)
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sub license,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include <stdio.h>
#include <stdbool.h>
#include "libedid-api.h"
#define YESNO(a) (a ? "YES" : "NO")
static u_int8_t static_edid_lg[] = {
/* Base block */
0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,
0x1E,0x6D,0x06,0x77,0x0A,0xAC,0x0A,0x00,
0x07,0x1E,0x01,0x03,0x80,0x3C,0x22,0x78,
0xEA,0x3E,0x31,0xAE,0x50,0x47,0xAC,0x27,
0x0C,0x50,0x54,0x21,0x08,0x00,0x71,0x40,
0x81,0x80,0x81,0xC0,0xA9,0xC0,0xD1,0xC0,
0x81,0x00,0x01,0x01,0x01,0x01,0x08,0xE8,
0x00,0x30,0xF2,0x70,0x5A,0x80,0xB0,0x58,
0x8A,0x00,0x58,0x54,0x21,0x00,0x00,0x1E,
0x04,0x74,0x00,0x30,0xF2,0x70,0x5A,0x80,
0xB0,0x58,0x8A,0x00,0x58,0x54,0x21,0x00,
0x00,0x1A,0x00,0x00,0x00,0xFD,0x00,0x28,
0x3D,0x1E,0x87,0x3C,0x00,0x0A,0x20,0x20,
0x20,0x20,0x20,0x20,0x00,0x00,0x00,0xFC,
0x00,0x4C,0x47,0x20,0x48,0x44,0x52,0x20,
0x34,0x4B,0x0A,0x20,0x20,0x20,0x01,0x29,
/* CEA Extension block */
0x02,0x03,0x44,0x71,0x4D,0x90,0x22,0x20,
0x1F,0x12,0x03,0x04,0x01,0x61,0x60,0x5D,
0x5E,0x5F,0x23,0x09,0x07,0x07,0x6D,0x03,
0x0C,0x00,0x10,0x00,0xB8,0x3C,0x20,0x00,
0x60,0x01,0x02,0x03,0x67,0xD8,0x5D,0xC4,
0x01,0x78,0x80,0x03,0xE3,0x0F,0x00,0x03,
0x68,0x1A,0x00,0x00,0x01,0x01,0x28,0x3D,
0x00,0xE3,0x05,0xC0,0x00,0xE6,0x06,0x05,
0x01,0x52,0x48,0x5D,0x02,0x3A,0x80,0x18,
0x71,0x38,0x2D,0x40,0x58,0x2C,0x45,0x00,
0x58,0x54,0x21,0x00,0x00,0x1E,0x56,0x5E,
0x00,0xA0,0xA0,0xA0,0x29,0x50,0x30,0x20,
0x35,0x00,0x58,0x54,0x21,0x00,0x00,0x1A,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xF1
};
static u_int8_t static_edid_dell[] = {
/* Base block */
0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,
0x10,0xAC,0xBC,0xA0,0x55,0x52,0x31,0x32,
0x1C,0x1D,0x01,0x03,0x80,0x34,0x20,0x78,
0xEA,0x04,0x95,0xA9,0x55,0x4D,0x9D,0x26,
0x10,0x50,0x54,0xA5,0x4B,0x00,0x71,0x4F,
0x81,0x80,0xA9,0x40,0xD1,0xC0,0xD1,0x00,
0x01,0x01,0x01,0x01,0x01,0x01,0x28,0x3C,
0x80,0xA0,0x70,0xB0,0x23,0x40,0x30,0x20,
0x36,0x00,0x06,0x44,0x21,0x00,0x00,0x1E,
0x00,0x00,0x00,0xFF,0x00,0x56,0x57,0x36,
0x31,0x31,0x39,0x37,0x38,0x32,0x31,0x52,
0x55,0x0A,0x00,0x00,0x00,0xFC,0x00,0x44,
0x45,0x4C,0x4C,0x20,0x55,0x32,0x34,0x31,
0x35,0x0A,0x20,0x20,0x00,0x00,0x00,0xFD,
0x00,0x31,0x3D,0x1E,0x53,0x11,0x00,0x0A,
0x20,0x20,0x20,0x20,0x20,0x20,0x01,0x9E,
/* CEA Extension block */
0x02,0x03,0x22,0xF1,0x4F,0x90,0x05,0x04,
0x03,0x02,0x07,0x16,0x01,0x14,0x1F,0x12,
0x13,0x20,0x21,0x22,0x23,0x09,0x07,0x07,
0x65,0x03,0x0C,0x00,0x20,0x00,0x83,0x01,
0x00,0x00,0x02,0x3A,0x80,0x18,0x71,0x38,
0x2D,0x40,0x58,0x2C,0x45,0x00,0x06,0x44,
0x21,0x00,0x00,0x1E,0x01,0x1D,0x80,0x18,
0x71,0x1C,0x16,0x20,0x58,0x2C,0x25,0x00,
0x06,0x44,0x21,0x00,0x00,0x9E,0x01,0x1D,
0x00,0x72,0x51,0xD0,0x1E,0x20,0x6E,0x28,
0x55,0x00,0x06,0x44,0x21,0x00,0x00,0x1E,
0x8C,0x0A,0xD0,0x8A,0x20,0xE0,0x2D,0x10,
0x10,0x3E,0x96,0x00,0x06,0x44,0x21,0x00,
0x00,0x18,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x72
};
static void print_edid_info(void *edid_info)
{
struct libedid_detailed_mode *pm;
printf("\n==========\n");
printf("EDID Info:\n");
printf("===========\n");
printf("Vendor is %s\n", libedid_get_display_vendor(edid_info));
printf("Product ID: %d\n", libedid_get_display_productid(edid_info));
printf("Product SN: %d\n", libedid_get_display_sno(edid_info));
pm = libedid_get_preferred_mode(edid_info);
printf("Preferred mode: %dx%d(%dKHz)\n", pm->hactive, pm->vactive, pm->pixel_clock_khz);
printf("YCBCR support:%s\n", YESNO(libedid_display_supports_ycbcr(edid_info)));
printf("YCBCR support: 444:%s 422:%s 420:%s\n",
YESNO(libedid_display_supports_ycbcr444(edid_info)),
YESNO(libedid_display_supports_ycbcr422(edid_info)),
YESNO(libedid_display_supports_ycbcr420(edid_info)));
printf("Deepcolor support:%s\n", YESNO(libedid_display_supports_dc(edid_info)));
printf("10 BPC:%s 12 BPC: %s 16 BPC: %s\n",
YESNO(libedid_display_supports_dc_10bpc(edid_info)),
YESNO(libedid_display_supports_dc_12bpc(edid_info)),
YESNO(libedid_display_supports_dc_16bpc(edid_info)));
printf("Colorspaces: DCIP3: %s, BT2020: %s\n",
YESNO(libedid_display_supports_dcip3(edid_info)),
YESNO(libedid_display_supports_bt2020(edid_info)));
if (libedid_display_supports_hdr_output(edid_info)) {
printf("HDR support: Yes\n");
printf("HDR supported curves: ST2084:%s, HLG:%s, Traditional HDR:%s\n",
YESNO(libedid_display_supports_hdr_st2084(edid_info)),
YESNO(libedid_display_supports_hdr_hlg(edid_info)),
YESNO(libedid_display_supports_hdr_gamma(edid_info)));
printf("HDR Luminances: Max: %f Nits, Min: %f Nits\n",
libedid_display_hdr_max_lum(edid_info),
libedid_display_hdr_min_lum(edid_info));
}
printf("\n");
}
int main(void)
{
void *display_1, *display_2;
display_1 = libedid_init(static_edid_lg);
if (!display_1) {
printf("EDID initialization failed\n");
return -1;
}
print_edid_info(display_1);
display_2 = libedid_init(static_edid_dell);
if (!display_2) {
printf("EDID(2) initialization failed\n");
libedid_destroy(display_1);
return -1;
}
print_edid_info(display_2);
libedid_destroy(display_1);
libedid_destroy(display_2);
}