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
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
|
#ifndef DISPSUP_H
/*
* Argyll Color Correction System
* Common display patch reading support.
*
* Author: Graeme W. Gill
* Date: 2/11/2005
*
* Copyright 1998 - 2013 Graeme W. Gill
* All rights reserved.
*
* This material is licenced under the GNU AFFERO GENERAL PUBLIC LICENSE Version 3 :-
* see the License.txt file for licencing details.
*/
/* A helper function to handle presenting a display test patch */
struct _disp_win_info {
int webdisp; /* nz if web display is to be used */
#ifdef NT
int madvrdisp; /* NZ for MadVR display */
#endif
disppath *disp; /* display to calibrate. */
int out_tvenc; /* 1 = use RGB Video Level encoding */
int blackbg; /* NZ if whole screen should be filled with black */
int override; /* Override_redirect on X11 */
double hpatsize; /* Size of dispwin */
double vpatsize; /* Size of dispwin */
double ho, vo; /* Position of dispwin */
dispwin *dw; /* Display window if already open */
dispwin *_dw; /* Privare window if not already open */
}; typedef struct _disp_win_info disp_win_info;
/* A defauult callback that can be provided as an argument to */
/* inst_handle_calibrate() to handle the display part of a */
/* calibration callback. */
/* Call this again with calc = inst_calc_none to cleanup afterwards. */
inst_code setup_display_calibrate(
inst *p,
inst_cal_cond calc, /* Current condition. inst_calc_none for not setup */
disp_win_info *dwi /* Information to be able to open a display test patch */
);
/* User requested calibration of the display instrument */
int disprd_calibration(
icompath *ipath, /* Instrument path to open, &icomFakeDevice == fake */
flow_control fc, /* Serial flow control */
int dtype, /* Display type, 0 = unknown, 1 = CRT, 2 = LCD */
int docbid, /* NZ to only allow cbid dtypes */
int tele, /* NZ for tele mode */
int nadaptive, /* NZ for non-adaptive mode */
int noinitcal, /* NZ to disable initial instrument calibration */
disppath *screen, /* Screen to calibrate. */
int webdisp, /* If nz, port number for web display */
#ifdef NT
int madvrdisp, /* NZ for MadVR display */
#endif
int out_tvenc, /* 1 = use RGB Video Level encoding */
int blackbg, /* NZ if whole screen should be filled with black */
int override, /* Override_redirect on X11 */
double hpatsize, /* Size of dispwin */
double vpatsize,
double ho, double vo, /* Position of dispwin */
a1log *log /* Verb, debug & error log */
);
/* A color structure to return values with. */
/* This can hold all representations simultaniously */
typedef struct {
double r,g,b;
char *id; /* Id string */
inst_meas_type mtype; /* Measurement type */
int XYZ_v;
double XYZ[3]; /* Colorimeter readings */
xspect sp; /* Spectrum. sp.spec_n > 0 if valid */
double duration; /* Total duration in seconds (flash measurement) */
int serno; /* Reading serial number */
unsigned int msec; /* Timestamp */
} col;
/* Maximum number of entries to setup for calibration */
#define MAX_CAL_ENT 4096
/* Display reading context */
struct _disprd {
/* private: */
a1log *log; /* Verb, debug & error log */
int fake; /* Fake display/instrument flag */
int fake2; /* Flag to apply extra matrix to fake response */
char *fake_name; /* Fake profile name */
icmFile *fake_fp;
icc *fake_icc; /* NZ if ICC profile is being used for fake */
int native; /* X0 = use current per channel calibration curve */
/* X1 = set native linear output and use ramdac high precn. */
/* 0X = use current color management cLut (MadVR) */
/* 1X = disable color management cLUT (MadVR) */
double cal[3][MAX_CAL_ENT]; /* Calibration being worked through (cal[0][0] < 0.0 or NULL if not used) */
int ncal; /* Number of entries used in cal[] */
icmLuBase *fake_lu;
char *mcallout; /* fake instrument shell callout */
icompath *ipath; /* Instrument path to open, &icomFakeDevice == fake */
baud_rate br;
flow_control fc;
inst *it; /* Instrument */
int dtype; /* Display type, 0 = unknown, 1 = CRT, 2 = LCD */
int docbid; /* NZ to only allow cbid dtypes */
int refrmode; /* Refresh display mode, -1 if unknow, 0 = if no, 1 if yes */
int cbid; /* The Calibration Base display mode ID, 0 if unknown */
int tele; /* NZ for tele mode */
int nadaptive; /* NZ for non-adaptive mode */
int highres; /* Use high res mode if available */
double refrate; /* If != 0.0, set display refresh rate calibration */
int update_delay_set; /* NZ if we've calibrated the disp. update delay, or tried and failed */
double (*ccmtx)[3]; /* Colorimeter Correction Matrix, NULL if none */
icxObserverType obType; /* CCSS Observer */
xspect *custObserver; /* CCSS Optional custom observer */
xspect *sets; /* CCSS Set of sample spectra, NULL if none */
int no_sets; /* CCSS Number on set, 0 if none */
int spectral; /* 1 = Generate spectral info flag, 2 = don't print error if not capable */
icxObserverType observ; /* Compute XYZ from spectral if spectral and != icxOT_none */
xsp2cie *sp2cie; /* Spectral to XYZ conversion */
int bdrift; /* Flag, nz for black drift compensation */
int wdrift; /* Flag, nz for white drift compensation */
int noinitcal; /* No initial instrument calibration */
int noinitplace; /* Don't wait for user to place instrument on screen */
dispwin *dw; /* Window */
int serno; /* Reading serial number */
col ref_bw[2]; /* Reference black and white readings for drift comp. */
int ref_bw_v; /* Reference valid flag */
col last_bw[2]; /* Last black and white readings for drift comp. */
int last_bw_v; /* Last valid flag */
col targ_w; /* Target white to normalise to. last_bw[1] for batch, first white for */
/* non-batch, but latter can be reset. */
int targ_w_v; /* target_w valid flag */
/* public: */
/* Destroy ourselves */
void (*del)(struct _disprd *p);
/* Take a series of readings from the display */
/* return nz on fail/abort */
/* 1 = user aborted */
/* 2 = instrument access failed */
/* 3 = window access failed */
/* 4 = user hit terminate key */
/* 5 = system error */
int (*read)(struct _disprd *p,
col *cols, /* Array of patch colors to be tested */
int npat, /* Number of patches to be tested */
int spat, /* Start patch index for "verb", 0 if not used */
int tpat, /* Total patch index for "verb", 0 if not used */
int acr, /* If nz, do automatic final carriage return */
int tc, /* If nz, termination key */
instClamping clamp /* NZ if clamp XYZ/Lab to be +ve */
);
/* Return the display type information */
void (*get_disptype)(struct _disprd *p, int *refrmode, int *cbid);
/* Reset the white drift target white value, for non-batch */
/* readings when white drift comp. is enabled */
void (*reset_targ_w)(struct _disprd *p);
/* Change the black/white drift compensation options */
/* Note that this simply invalidates any reference readings, */
/* and therefore will not make for good black compensation */
/* if it is done a long time since the instrument calibration. */
void (*change_drift_comp)(struct _disprd *p,
int bdrift, /* Flag, nz for black drift compensation */
int wdrift /* Flag, nz for white drift compensation */
);
/* Take an ambient reading if the instrument has the capability. */
/* return nz on fail/abort */
/* 1 = user aborted */
/* 2 = instrument access failed */
/* 3 = no ambient capability */
/* 4 = user hit terminate key */
/* 5 = system error */
/* 8 = no ambient capability */
int (*ambient)(struct _disprd *p,
double *ambient, /* return ambient in cd/m^2 */
int tc /* If nz, termination key */
);
}; typedef struct _disprd disprd;
/* Create a display reading object. */
/* Return NULL if error */
/* Set *errc to code: */
/* 0 = no error */
/* 1 = user aborted */
/* 2 = instrument access failed */
/* 3 = window access failed */
/* 4 = user hit terminate key */
/* 5 = system error */
/* 6 = system error */
/* 7 = CRT or LCD must be selected */
/* 9 = spectral conversion failed */
/* 10 = no ccmx support */
/* 11 = no ccss support */
/* 12 = out_tvenc & native = 0 && no cal but current RAMDAC is not linear */
/* 13 = out_tvenc for MadVR window */
/* 14 = no set refresh rate support */
/* 15 = unknown calibration/display type */
/* 16 = non based calibration/display type */
/* Use disprd_err() to interpret errc */
disprd *new_disprd(
int *errc, /* Error code. May be NULL */
icompath *ipath, /* Instrument path to open, &icomFakeDevice == fake */
flow_control fc, /* Serial flow control */
int dtype, /* Display type, 0 = unknown, 1 = CRT, 2 = LCD */
int docbid, /* NZ to only allow cbid dtypes */
int tele, /* NZ for tele mode */
int nadaptive, /* NZ for non-adaptive mode */
int noinitcal, /* No initial instrument calibration */
int noinitplace, /* Don't wait for user to place instrument on screen */
int highres, /* Use high res mode if available */
double refrate, /* If != 0.0, set display refresh rate calibration */
int native, /* X0 = use current per channel calibration curve */
/* X1 = set native linear output and use ramdac high precn. */
/* 0X = use current color management cLut (MadVR) */
/* 1X = disable color management cLUT (MadVR) */
int *noramdac, /* Return nz if no ramdac access. native is set to X0 */
int *nocm, /* Return nz if no CM cLUT access. native is set to 0X */
double cal[3][MAX_CAL_ENT], /* Calibration set (cal = NULL or cal[0][0] < 0.0 if not to be used) */
int ncal, /* number of entries use in cal */
disppath *screen, /* Screen to calibrate. */
int out_tvenc, /* 1 = use RGB Video Level encoding */
int blackbg, /* NZ if whole screen should be filled with black */
int override, /* Override_redirect on X11 */
int webdisp, /* If nz, port number for web display */
#ifdef NT
int madvrdisp, /* NZ for MadVR display */
#endif
char *ccallout, /* Shell callout on set color */
char *mcallout, /* Shell callout on measure color (forced fake) */
double hpatsize, /* Size of dispwin */
double vpatsize,
double ho, /* Horizontal offset */
double vo, /* Vertical offset */
double ccmtx[3][3], /* Colorimeter Correction matrix, NULL if none */
xspect *sets, /* CCSS Set of sample spectra, NULL if none */
int no_sets, /* CCSS Number on set, 0 if none */
int spectral, /* 1 = Generate spectral info flag, 2 = don't print error if not capable */
icxObserverType obType, /* Use alternate observer if spectral or CCSS and != icxOT_none */
xspect custObserver[3], /* Optional custom observer */
int bdrift, /* Flag, nz for black drift compensation */
int wdrift, /* Flag, nz for white drift compensation */
char *fake_name, /* Name of profile to use as a fake device */
a1log *log /* Verb, debug & error log */
);
/* Return a string describing the error code */
char * disprd_err(int en);
#define DISPSUP_H
#endif /* DISPSUP_H */
|
