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-rw-r--r--spectro/madvrwin.c589
1 files changed, 589 insertions, 0 deletions
diff --git a/spectro/madvrwin.c b/spectro/madvrwin.c
new file mode 100644
index 0000000..9769b71
--- /dev/null
+++ b/spectro/madvrwin.c
@@ -0,0 +1,589 @@
+
+
+/*
+ * Argyll Color Correction System
+ * Web Display target patch window
+ *
+ * Author: Graeme W. Gill
+ * Date: 3/4/12
+ *
+ * Copyright 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.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#ifdef NT
+# include <winsock2.h>
+#endif
+#ifdef UNIX
+# include <sys/types.h>
+# include <ifaddrs.h>
+# include <netinet/in.h>
+# include <arpa/inet.h>
+# ifdef __FreeBSD__
+# include <sys/socket.h>
+# endif /* __FreeBSD__ */
+#endif
+#include "copyright.h"
+#include "aconfig.h"
+#include "icc.h"
+#include "numsup.h"
+#include "cgats.h"
+#include "conv.h"
+#include "dispwin.h"
+#include "madvrwin.h"
+#include "conv.h"
+#include "mongoose.h"
+
+#define ENABLE_RAMDAC
+
+#undef DEBUG
+//#define STANDALONE_TEST
+
+#ifdef DEBUG
+#define errout stderr
+# define debug(xx) fprintf(errout, xx )
+# define debug2(xx) fprintf xx
+# define debugr(xx) fprintf(errout, xx )
+# define debugr2(xx) fprintf xx
+# define debugrr(xx) fprintf(errout, xx )
+# define debugrr2(xx) fprintf xx
+# define debugrr2l(lev, xx) fprintf xx
+#else
+#define errout stderr
+# define debug(xx)
+# define debug2(xx)
+# define debugr(xx) if (p->ddebug) fprintf(errout, xx )
+# define debugr2(xx) if (p->ddebug) fprintf xx
+# define debugrr(xx) if (callback_ddebug) fprintf(errout, xx )
+# define debugrr2(xx) if (callback_ddebug) fprintf xx
+# define debugrr2l(lev, xx) if (callback_ddebug >= lev) fprintf xx
+#endif
+
+/* ----------------------------------------------- */
+/* MadVR functions */
+
+#ifndef KEY_WOW64_32KEY
+# define KEY_WOW64_32KEY (0x0200)
+#endif
+
+HMODULE HcNetDll = NULL;
+BOOL (WINAPI *madVR_BlindConnect)(BOOL searchLan, DWORD timeOut) = NULL;
+BOOL (WINAPI *madVR_SetOsdText)(LPCWSTR text);
+BOOL (WINAPI *madVR_Disable3dlut)() = NULL;
+BOOL (WINAPI *madVR_GetDeviceGammaRamp)(LPVOID ramp) = NULL;
+BOOL (WINAPI *madVR_SetDeviceGammaRamp)(LPVOID ramp) = NULL;
+BOOL (WINAPI *madVR_SetBackground)(int patternAreaInPercent, COLORREF backgroundColor) = NULL;
+BOOL (WINAPI *madVR_ShowRGB)(double r, double g, double b) = NULL;
+BOOL (WINAPI *madVR_SetProgressBarPos)(int currentPos, int maxPos);
+BOOL (WINAPI *madVR_Disconnect)() = NULL;
+
+/* Locate and populate the MadVR functions */
+/* Return NZ on failure */
+static int initMadVR(dispwin *p) {
+ wchar_t *dllname;
+
+ if (sizeof(dllname) > 4) /* Compiled as 64 bit */
+ dllname = L"madHcNet64.dll";
+ else
+ dllname = L"madHcNet32.dll";
+
+ if ((HcNetDll = LoadLibraryW(dllname)) == NULL) {
+ HKEY hk1;
+ if (RegOpenKeyExW(HKEY_CLASSES_ROOT, L"CLSID\\{E1A8B82A-32CE-4B0D-BE0D-AA68C772E423}\\InprocServer32", 0, KEY_QUERY_VALUE | KEY_WOW64_32KEY, &hk1) == ERROR_SUCCESS) {
+ DWORD size;
+ LPWSTR us1;
+ int i1;
+ size = MAX_PATH * 2 + 2;
+ us1 = (LPWSTR) LocalAlloc(LPTR, size + 20);
+ i1 = RegQueryValueExW(hk1, NULL, NULL, NULL, (LPBYTE) us1, &size);
+ if (i1 == ERROR_MORE_DATA) {
+ LocalFree(us1);
+ us1 = (LPWSTR) LocalAlloc(LPTR, size + 20);
+ i1 = RegQueryValueExW(hk1, NULL, NULL, NULL, (LPBYTE) us1, &size);
+ }
+ if (i1 == ERROR_SUCCESS) {
+ for (i1 = lstrlenW(us1) - 2; i1 > 0; i1--)
+ if (us1[i1] == L'\\') {
+ us1[i1 + 1] = 0;
+ break;
+ }
+ wcscat(us1, dllname);
+ HcNetDll = LoadLibraryW(us1);
+ }
+ LocalFree(us1);
+ RegCloseKey(hk1);
+ }
+ }
+ if (HcNetDll != NULL) {
+ *(FARPROC*)&madVR_BlindConnect = GetProcAddress(HcNetDll, "madVR_BlindConnect");
+ *(FARPROC*)&madVR_SetOsdText = GetProcAddress(HcNetDll, "madVR_SetOsdText");
+ *(FARPROC*)&madVR_Disable3dlut = GetProcAddress(HcNetDll, "madVR_Disable3dlut");
+ *(FARPROC*)&madVR_GetDeviceGammaRamp = GetProcAddress(HcNetDll, "madVR_GetDeviceGammaRamp");
+ *(FARPROC*)&madVR_SetDeviceGammaRamp = GetProcAddress(HcNetDll, "madVR_SetDeviceGammaRamp");
+ *(FARPROC*)&madVR_SetBackground = GetProcAddress(HcNetDll, "madVR_SetBackground");
+ *(FARPROC*)&madVR_ShowRGB = GetProcAddress(HcNetDll, "madVR_ShowRGB");
+ *(FARPROC*)&madVR_SetProgressBarPos = GetProcAddress(HcNetDll, "madVR_SetProgressBarPos");
+ *(FARPROC*)&madVR_Disconnect = GetProcAddress(HcNetDll, "madVR_Disconnect");
+
+ if (madVR_BlindConnect
+ && madVR_SetOsdText
+ && madVR_Disable3dlut
+ && madVR_GetDeviceGammaRamp
+ && madVR_SetDeviceGammaRamp
+ && madVR_SetBackground
+ && madVR_ShowRGB
+ && madVR_SetProgressBarPos
+ && madVR_Disconnect) {
+ return 0;
+ }
+ debugr2((errout,"Failed to locate function in %ls\n",dllname));
+ FreeLibrary(HcNetDll);
+ } else {
+ debugr2((errout,"Failed to load %ls\n",dllname));
+ }
+ return 1;
+}
+
+static void deinitMadVR(dispwin *p) {
+ if (HcNetDll != NULL) {
+ FreeLibrary(HcNetDll);
+ HcNetDll = NULL;
+ }
+}
+
+/* ----------------------------------------------- */
+
+/* Get RAMDAC values. ->del() when finished. */
+/* Return NULL if not possible */
+static ramdac *madvrwin_get_ramdac(dispwin *p) {
+ ramdac *r = NULL;
+
+#ifdef ENABLE_RAMDAC
+ WORD vals[3][256]; /* 256 x 16 bit elements (Quantize) */
+ int i, j;
+
+ debugr("madvrwin_get_ramdac called\n");
+
+ /* Allocate a ramdac */
+ if ((r = (ramdac *)calloc(sizeof(ramdac), 1)) == NULL) {
+ debugr("madvrwin_get_ramdac failed on malloc()\n");
+ return NULL;
+ }
+ r->pdepth = p->pdepth;
+ r->nent = (1 << p->pdepth);
+ r->clone = dispwin_clone_ramdac;
+ r->setlin = dispwin_setlin_ramdac;
+ r->del = dispwin_del_ramdac;
+
+ for (j = 0; j < 3; j++) {
+
+ if ((r->v[j] = (double *)calloc(sizeof(double), r->nent)) == NULL) {
+ for (j--; j >= 0; j--)
+ free(r->v[j]);
+ free(r);
+ debugr("madvrwin_get_ramdac failed on malloc()\n");
+ return NULL;
+ }
+ }
+
+ /* GetDeviceGammaRamp() is hard coded for 3 x 256 entries (Quantize) */
+ if (r->nent != 256) {
+ free(r);
+ debugr2((errout,"GetDeviceGammaRamp() is hard coded for nent == 256, and we've got nent = %d!\n",r->nent));
+ return NULL;
+ }
+
+ if (madVR_GetDeviceGammaRamp(vals) == 0) {
+ free(r);
+ debugr2((errout,"madvrwin_get_ramdac failed on madVR_GetDeviceGammaRamp()\n"));
+ return NULL;
+ }
+
+ for (j = 0; j < 3; j++) {
+ for (i = 0; i < r->nent; i++) {
+ r->v[j][i] = vals[j][i]/65535.0;
+ }
+ }
+#endif // ENABLE_RAMDAC
+ debugr2((errout,"madvrwin_get_ramdac returning 0x%x\n",r));
+
+ return r;
+}
+
+/* Set the RAMDAC values. */
+/* Return nz if not possible */
+static int madvrwin_set_ramdac(dispwin *p, ramdac *r, int persist) {
+ int rv = 1;
+
+#ifdef ENABLE_RAMDAC
+ int i, j;
+ WORD vals[3][256]; /* 16 bit elements */
+
+ debugr("madvrwin_set_ramdac called\n");
+
+ for (j = 0; j < 3; j++) {
+ for (i = 0; i < r->nent; i++) {
+ double vv = r->v[j][i];
+ if (vv < 0.0)
+ vv = 0.0;
+ else if (vv > 1.0)
+ vv = 1.0;
+ vals[j][i] = (int)(65535.0 * vv + 0.5);
+ }
+ }
+
+ if (madVR_SetDeviceGammaRamp(vals) == 0) {
+ debugr2((errout,"madvrwin_set_ramdac failed on madVR_SetDeviceGammaRamp()\n"));
+ rv = 1;
+ } else {
+ debugr("madvrwin_set_ramdac set\n");
+ rv = 0;
+ }
+#endif // ENABLE_RAMDAC
+ return rv;
+}
+
+/* ----------------------------------------------- */
+/* Install a display profile and make */
+/* it the default for this display. */
+/* Return nz if failed */
+int madvrwin_install_profile(dispwin *p, char *fname, ramdac *r, p_scope scope) {
+ debugr("madVRdisp doesn't support installing profiles\n");
+ return 1;
+}
+
+/* Un-Install a display profile */
+/* Return nz if failed, */
+int madvrwin_uninstall_profile(dispwin *p, char *fname, p_scope scope) {
+ debugr("madVRdisp doesn't support uninstalling profiles\n");
+ return 1;
+}
+
+/* Get the currently installed display profile. */
+/* Return NULL if failed. */
+icmFile *madvrwin_get_profile(dispwin *p, char *name, int mxlen) {
+ debugr("madVRdisp doesn't support getting the current profile\n");
+ return NULL;
+}
+
+/* ----------------------------------------------- */
+
+/* Change the window color. */
+/* Return 1 on error, 2 on window being closed */
+static int madvrwin_set_color(
+dispwin *p,
+double r, double g, double b /* Color values 0.0 - 1.0 */
+) {
+ int j;
+ double orgb[3]; /* Previous RGB value */
+ double kr, kf;
+ int update_delay = p->update_delay;
+ double xdelay = 0.0; /* Extra delay for response time */
+
+ debugr("madvrwin_set_color called\n");
+
+ if (p->nowin)
+ return 1;
+
+ orgb[0] = p->rgb[0]; p->rgb[0] = r;
+ orgb[1] = p->rgb[1]; p->rgb[1] = g;
+ orgb[2] = p->rgb[2]; p->rgb[2] = b;
+
+ if (!madVR_ShowRGB(p->rgb[0], p->rgb[1], p->rgb[2])) {
+ debugr2((errout,"madVR_ShowRGB failed\n"));
+ return 1;
+ }
+
+ /* Don't want extra delay if we're measuring update delay */
+ if (update_delay != 0 && p->do_resp_time_del) {
+ /* Compute am expected response time for the change in level */
+ kr = DISPLAY_RISE_TIME/log(1 - 0.9); /* Exponent constant */
+ kf = DISPLAY_FALL_TIME/log(1 - 0.9); /* Exponent constant */
+//printf("~1 k2 = %f\n",k2);
+ for (j = 0; j < 3; j++) {
+ double el, dl, n, t;
+
+ el = pow(p->rgb[j], 2.2);
+ dl = el - pow(orgb[j], 2.2); /* Change in level */
+ if (fabs(dl) > 0.01) { /* More than 1% change in level */
+ n = DISPLAY_SETTLE_AIM * el;
+ if (n < DISPLAY_ABS_AIM)
+ n = DISPLAY_ABS_AIM;
+//printf("~1 sl %f, el %f, log (%f / %f)\n",sl,el,n,fabs(sl - el));
+ if (dl > 0.0)
+ t = kr * log(n/dl);
+ else
+ t = kf * log(n/-dl);
+
+ if (t > xdelay)
+ xdelay = t;
+ }
+ }
+//printf("~1 xdelay = %f secs\n",xdelay);
+ xdelay *= 1000.0; /* To msec */
+ /* This is kind of a fudge since update delay is after latency, */
+ /* but displays with long delay (ie. CRT) have short latency, and visa versa */
+ if ((int)xdelay > update_delay)
+ update_delay = (int)xdelay;
+ }
+
+ /* Allow some time for the display to update before */
+ /* a measurement can take place. This allows for CRT */
+ /* refresh, or LCD processing/update time, + */
+ /* display settling time (quite long for smaller LCD changes). */
+ msec_sleep(update_delay);
+
+ return 0;
+}
+
+/* ----------------------------------------------- */
+/* set patch info */
+/* Return nz on error */
+static int madvrwin_set_pinfo(dispwin *p, int pno, int tno) {
+
+ if (!madVR_SetProgressBarPos(pno, tno))
+ return 1;
+
+ return 0;
+}
+
+/* ----------------------------------------------- */
+/* Set an update delay, and return the previous value */
+/* Value can be set to zero, but othewise will be forced */
+/* to be >= min_update_delay */
+static int madvrwin_set_update_delay(
+dispwin *p,
+int update_delay) {
+ int cval = p->update_delay;
+ p->update_delay = update_delay;
+ if (update_delay != 0 && p->update_delay < p->min_update_delay)
+ p->update_delay = p->min_update_delay;
+ return cval;
+}
+
+/* ----------------------------------------------- */
+/* Set the shell set color callout */
+void madvrwin_set_callout(
+dispwin *p,
+char *callout
+) {
+ debugr2((errout,"madvrwin_set_callout called with '%s'\n",callout));
+
+ p->callout = strdup(callout);
+}
+
+/* ----------------------------------------------- */
+/* Destroy ourselves */
+static void madvrwin_del(
+dispwin *p
+) {
+
+ debugr("madvrwin_del called\n");
+
+ if (p == NULL)
+ return;
+
+ deinitMadVR(p);
+
+ if (p->name != NULL)
+ free(p->name);
+ if (p->description != NULL)
+ free(p->description);
+ if (p->callout != NULL)
+ free(p->callout);
+
+ /* Since we don't restore the display, delete these here */
+ if (p->oor != NULL) {
+ p->oor->del(p->oor);
+ p->oor = NULL;
+ }
+ if (p->or != NULL) {
+ p->or->del(p->or);
+ p->or = NULL;
+ }
+ if (p->r != NULL) {
+ p->r->del(p->r);
+ p->r = NULL;
+ }
+
+ free(p);
+}
+
+/* ----------------------------------------------- */
+
+/* Create a web display test window, default grey */
+dispwin *new_madvrwin(
+double width, double height, /* Width and height in mm - turned into % of screen */
+double hoff, double voff, /* Offset from center in fraction of screen - ignored */
+int nowin, /* NZ if no window should be created - RAMDAC access only */
+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 */
+int out_tvenc, /* 1 = use RGB Video Level encoding */
+int blackbg, /* NZ if whole screen should be filled with black */
+int verb, /* NZ for verbose prompts */
+int ddebug /* >0 to print debug statements to stderr */
+) {
+ dispwin *p = NULL;
+ char *cp;
+ struct mg_context *mg;
+ const char *options[3];
+ char port[50];
+
+ debug("new_madvrwin called with native = %d\n");
+
+ if (out_tvenc)
+ return NULL;
+
+ if ((p = (dispwin *)calloc(sizeof(dispwin), 1)) == NULL) {
+ if (ddebug) fprintf(stderr,"new_madvrwin failed because malloc failed\n");
+ return NULL;
+ }
+
+ /* !!!! Make changes in dispwin.c & webwin.c as well !!!! */
+ p->name = strdup("Web Window");
+ p->nowin = nowin;
+ p->native = native;
+ p->out_tvenc = 0;
+ p->blackbg = blackbg;
+ p->ddebug = ddebug;
+ p->get_ramdac = madvrwin_get_ramdac;
+ p->set_ramdac = madvrwin_set_ramdac;
+ p->install_profile = madvrwin_install_profile;
+ p->uninstall_profile = madvrwin_uninstall_profile;
+ p->get_profile = madvrwin_get_profile;
+ p->set_color = madvrwin_set_color;
+ p->set_pinfo = madvrwin_set_pinfo;
+ p->set_update_delay = madvrwin_set_update_delay;
+ p->set_callout = madvrwin_set_callout;
+ p->del = madvrwin_del;
+
+ debugr2((errout, "new_madvrwin got native = %d\n",native));
+
+#ifndef ENABLE_RAMDAC
+ if (noramdac != NULL)
+ *noramdac = 1;
+ p->native &= ~1;
+#endif
+
+ p->rgb[0] = p->rgb[1] = p->rgb[2] = 0.5; /* Set Grey as the initial test color */
+
+ p->min_update_delay = 20;
+
+ if ((cp = getenv("ARGYLL_MIN_DISPLAY_UPDATE_DELAY_MS")) != NULL) {
+ p->min_update_delay = atoi(cp);
+ if (p->min_update_delay < 20)
+ p->min_update_delay = 20;
+ if (p->min_update_delay > 60000)
+ p->min_update_delay = 60000;
+ debugr2((errout, "new_madvrwin: Minimum display update delay set to %d msec\n",p->min_update_delay));
+ }
+
+ p->update_delay = DISPLAY_UPDATE_DELAY; /* Default update delay */
+ if (p->update_delay < p->min_update_delay)
+ p->update_delay = p->min_update_delay;
+
+ p->pdepth = 8; /* Assume this */
+ p->edepth = 16;
+
+ if (initMadVR(p)) {
+ free(p);
+ return NULL;
+ }
+
+ if (!madVR_BlindConnect(0, 1000)) {
+ debugr2((errout,"Failed to locate MadVR\n"));
+ free(p);
+ return NULL;
+ }
+
+ if (p->native & 2) {
+ debugr2((errout,"new_madvrwin: disbling 3dLuts\n"));
+ madVR_Disable3dlut();
+ }
+
+ if (blackbg) {
+ int perc;
+
+ perc = (int)(width * height * 100 + 0.5);
+ madVR_SetBackground(perc, 0x0000);
+ }
+
+ /* Create a suitable description */
+ {
+ char buf[1000];
+
+ sprintf(buf,"ArgyllCMS Patches");
+ p->description = strdup(buf);
+
+ if (verb)
+ printf("Created MadVR window\n");
+
+ madVR_SetOsdText(L"ArgyllCMS Patches");
+ }
+
+#ifdef ENABLE_RAMDAC
+
+ /* Save the original ramdac, which gets restored on exit */
+ if ((p->or = p->get_ramdac(p)) != NULL) {
+
+ debugr("Saved original VideoLUT\n");
+
+ if (noramdac != NULL)
+ *noramdac = 0;
+
+ /* Copy original ramdac that never gets altered */
+ if ((p->oor = p->or->clone(p->or)) == NULL) {
+ madvrwin_del(p);
+ debugr("ramdac clone failed - memory ?\n");
+ return NULL;
+ }
+
+ /* Create a working ramdac for native or other use */
+ if ((p->r = p->or->clone(p->or)) == NULL) {
+ madvrwin_del(p);
+ debugr("ramdac clone failed - memory ?\n");
+ return NULL;
+ }
+
+ /* Setup for native mode == linear RAMDAC */
+ if ((p->native & 1) == 1) {
+int ii = 0;
+ debug("About to setup native mode\n");
+
+ /* Since we MadVR does dithering, we don't need to use the VideoLUTs */
+ /* to emulate higher precision, so simply set it to linear here. */
+ if ((ii = madVR_SetDeviceGammaRamp(NULL)) == 0) {
+ madvrwin_del(p);
+ debugr("Clear gamma ramp failed\n");
+ return NULL;
+ }
+ }
+
+ } else {
+ debugr2((errout,"Unable to access VideoLUT\n"));
+ if (noramdac != NULL)
+ *noramdac = 1;
+ p->oor = p->or = p->r = NULL;
+ }
+
+ if (!p->nowin) {
+
+ /* Make sure initial test color is displayed */
+ madvrwin_set_color(p, p->rgb[0], p->rgb[1], p->rgb[2]);
+ }
+#endif
+
+ debugr("new_madvrwin: return sucessfully\n");
+
+ return p;
+}
+
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