void get_pointer(int *pointer_x, int *pointer_y) {
int number_of_screens, i, result;
Window *root_windows;
Window window_returned;
int root_x, root_y;
int win_x, win_y;
unsigned int mask_return;
Display *display = XOpenDisplay(NULL);
assert(display);
number_of_screens = XScreenCount(display);
root_windows = malloc(sizeof(Window) * number_of_screens);
for (i = 0; i < number_of_screens; i++) {
root_windows[i] = XRootWindow(display, i);
}
for (i = 0; i < number_of_screens; i++) {
result = XQueryPointer(display, root_windows[i], &window_returned,
&window_returned, &root_x, &root_y, &win_x, &win_y,
&mask_return);
if (result == True) {
break;
}
}
if (result != True) {
fprintf(stderr, "No mouse found.\n");
return -1;
}
*pointer_x = root_x;
*pointer_y = root_y;
free(root_windows);
XCloseDisplay(display);
}
/**
* The x server was changed
*/
static bool xshm_server_changed(obs_properties_t *props,
obs_property_t *p, obs_data_t *settings)
{
UNUSED_PARAMETER(p);
bool advanced = obs_data_get_bool(settings, "advanced");
int_fast32_t old_screen = obs_data_get_int(settings, "screen");
const char *server = obs_data_get_string(settings, "server");
obs_property_t *screens = obs_properties_get(props, "screen");
/* we want a real NULL here in case there is no string here */
server = (advanced && *server) ? server : NULL;
obs_property_list_clear(screens);
Display *dpy = XOpenDisplay(server);
if (!dpy) {
obs_property_set_enabled(screens, false);
return true;
}
struct dstr screen_info;
dstr_init(&screen_info);
bool xinerama = xinerama_is_active(dpy);
int_fast32_t count = (xinerama) ?
xinerama_screen_count(dpy) : XScreenCount(dpy);
for (int_fast32_t i = 0; i < count; ++i) {
int_fast32_t x, y, w, h;
x = y = w = h = 0;
if (xinerama)
xinerama_screen_geo(dpy, i, &x, &y, &w, &h);
else
x11_screen_geo(dpy, i, &w, &h);
dstr_printf(&screen_info, "Screen %"PRIuFAST32" (%"PRIuFAST32
"x%"PRIuFAST32" @ %"PRIuFAST32
",%"PRIuFAST32")", i, w, h, x, y);
obs_property_list_add_int(screens, screen_info.array, i);
}
/* handle missing screen */
if (old_screen + 1 > count) {
dstr_printf(&screen_info, "Screen %"PRIuFAST32" (not found)",
old_screen);
size_t index = obs_property_list_add_int(screens,
screen_info.array, old_screen);
obs_property_list_item_disable(screens, index, true);
}
dstr_free(&screen_info);
XCloseDisplay(dpy);
obs_property_set_enabled(screens, true);
return true;
}
Screen *
XpGetScreenOfContext (
Display *dpy,
XPContext print_context
)
{
xPrintGetContextScreenReq *req;
xPrintGetContextScreenReply rep;
XExtensionVersion *ext;
XExtDisplayInfo *info = (XExtDisplayInfo *) xp_find_display (dpy);
int i;
Screen *checkScr;
Screen *screen;
int ok;
if (XpCheckExtInit(dpy, XP_DONT_CHECK) == -1)
return ( (Screen *) NULL ); /* No such extension */
LockDisplay (dpy);
GetReq(PrintGetContextScreen,req);
req->reqType = info->codes->major_opcode;
req->printReqType = X_PrintGetContextScreen;
req->printContext = print_context;
if (! _XReply (dpy, (xReply *) &rep, 0, xTrue)) {
UnlockDisplay(dpy);
SyncHandle();
return ( (Screen *) NULL ); /* No such extension */
}
/*
* Pull rootWindow ID and convert to the corresponding
* Screen rec.
*/
ok = False;
for ( i = 0; i < XScreenCount(dpy); i++ ) {
checkScr = XScreenOfDisplay(dpy, i);
if ( XRootWindowOfScreen( checkScr ) == (Window) rep.rootWindow ) {
ok = True;
break;
}
}
if (!ok)
checkScr = (Screen *) NULL;
UnlockDisplay(dpy);
SyncHandle();
return ( (Screen *) checkScr );
}
int Display::GetDisplayCount(DisplaySearchHandle* handle, bool extended, bool applicationOnly, bool edidInfo)
{
OVR_UNUSED4(handle, extended, applicationOnly, edidInfo);
static int extendedCount = -1;
static int numScreens = -1;
Linux::LinuxDisplaySearchHandle* localHandle = (Linux::LinuxDisplaySearchHandle*)handle;
if (localHandle == NULL)
{
OVR::LogError("[Linux Display] No search handle passed into GetDisplayCount. Return 0 rifts.");
return 0;
}
if (X11Display == NULL)
{
OVR::LogError("[Linux Display] Unable to open X Display!");
return 0;
}
int screen_count = XScreenCount(X11Display);
if (screen_count != numScreens)
{
numScreens = screen_count;
extended = true;
for (int screen = 0; screen < numScreens; ++screen)
{
// Be sure we're subscribed to config changes on all screens.
XRRSelectInput(X11Display, XRootWindow(X11Display, screen),
RRScreenChangeNotifyMask | RRCrtcChangeNotifyMask |
RROutputChangeNotifyMask | RROutputPropertyNotifyMask);
}
}
XEvent event_return = XEvent();
if (XCheckTypedEvent(X11Display, BaseRREvent + RRScreenChangeNotify, &event_return))
{
extended = true;
}
if (extendedCount == -1 || extended)
{
extendedCount = discoverExtendedRifts(localHandle->cachedDescriptorArray, Linux::LinuxDisplaySearchHandle::DescArraySize, edidInfo);
}
localHandle->extended = true;
localHandle->extendedDisplayCount = extendedCount;
int totalCount = extendedCount;
localHandle->application = false;
localHandle->applicationDisplayCount = 0;
localHandle->displayCount = totalCount;
return totalCount;
}
gboolean xdk_display_open(XdkDisplay * self)
{
g_return_val_if_fail(self, FALSE);
XdkDisplayPrivate * priv = self->priv;
if(! priv->peer) {
priv->peer = XOpenDisplay(priv->display_string);
priv->own_peer = TRUE;
}
if(! priv->peer) {
goto end;
}
priv->n_screens = XScreenCount(priv->peer);
int i;
for(i = 0; i < priv->n_screens; i ++) {
g_ptr_array_add(
priv->screens,
g_object_new(
XDK_TYPE_SCREEN,
"peer", XScreenOfDisplay(priv->peer, i),
"display", self,
NULL));
}
if(! priv->event_retrieval_disabled) {
xdk_display_add_watch(self);
}
Atom atom = XInternAtom(priv->peer, "WM_DELETE_WINDOW", FALSE);
g_object_set_qdata(
G_OBJECT(self),
XDK_ATOM_WM_DELETE_WINDOW,
GUINT_TO_POINTER(atom));
if(g_getenv("XDK_DUMP_EVENT")) {
xdk_display_add_event_filter(
self,
(XdkEventFilter) xdk_display_dump_event,
NULL);
}
goto end;
close_display:
XCloseDisplay(priv->peer);
priv->peer = NULL;
end:
return NULL != priv->peer;
}
static int get_screen_of_root(Display *dpy, Window root)
{
int screen = -1;
/* Find the screen the window belongs to */
screen = XScreenCount(dpy);
while (screen > 0) {
screen--;
if (root == RootWindow(dpy, screen)) {
break;
}
}
return screen;
}
int main(int argc, char **argv)
{
if (argc > 1)
(void)(argv[1]);
char *display_name = NULL;
Display *display = NULL;
/* Connect to X server */
display = XOpenDisplay(display_name);
if (display == NULL) {
fprintf(stderr, "Couldn't connect to X server %s\n", display_name);
exit(EXIT_FAILURE);
}
active_window_prop = XInternAtom(display, "_NET_ACTIVE_WINDOW", False);
/* Get root windows for every screen */
int screen_count = XScreenCount(display);
Window *root_wins = calloc(screen_count, sizeof(Window*));
for (int i = 0; i < screen_count; i++) {
root_wins[i] = XRootWindow(display, i);
active_window = get_active_window(display, root_wins[i]);
activation_time = get_time(display, active_window);
int result = XSelectInput(display, root_wins[i], PropertyChangeMask);
if (result == 0)
fprintf(stderr, "Failed to attach handler to window #%i\n", i);
}
free(root_wins);
while (True)
handle_event(display);
/* Clear resources */
if (active_window_name)
XFree(active_window_name);
if (active_window_class)
XFree(active_window_class);
/* Disconnect from X server */
XCloseDisplay(display);
exit(0);
}
CCursor::CCursor() {
display = XOpenDisplay(NULL);
assert(display);
XSetErrorHandler(XlibErrorHandler);
number_of_screens = XScreenCount(display);
fprintf(stderr, "There are %d screens available in this X session\n", number_of_screens);
root_windows = static_cast<Window *>(malloc(sizeof(Window) * number_of_screens));
for (int i = 0; i < number_of_screens; i++) {
root_windows[i] = XRootWindow(display, i);
}
//Display *displayMain = XOpenDisplay(NULL);
XWindowAttributes gwa;
Window root = DefaultRootWindow(display);
XGetWindowAttributes(display, root, &gwa);
width = gwa.width;
height = gwa.height;
}
/**
* Get the properties for the capture
*/
static obs_properties_t xshm_properties(void)
{
obs_properties_t props = obs_properties_create();
int_fast32_t screen_max;
Display *dpy = XOpenDisplay(NULL);
screen_max = xinerama_is_active(dpy)
? xinerama_screen_count(dpy)
: XScreenCount(dpy);
screen_max = (screen_max) ? screen_max - 1 : 0;
XCloseDisplay(dpy);
obs_properties_add_int(props, "screen",
obs_module_text("Screen"), 0, screen_max, 1);
obs_properties_add_bool(props, "show_cursor",
obs_module_text("CaptureCursor"));
return props;
}
int_fast32_t x11_screen_geo(Display *dpy, const int_fast32_t screen,
int_fast32_t *w, int_fast32_t *h)
{
Screen *scr;
if (!dpy || screen < 0 || screen >= XScreenCount(dpy))
goto fail;
scr = XScreenOfDisplay(dpy, screen);
if (!scr)
goto fail;
*w = XWidthOfScreen(scr);
*h = XHeightOfScreen(scr);
return 0;
fail:
*w = *h = 0;
return -1;
}
static jboolean
Solaris_DGA_Available(Display *display)
{
Window root;
int screen;
Dga_drawable dgaDrawable;
SolarisJDgaDevInfo * devinfo;
/* return true if any screen supports DGA and we
have a library for this type of framebuffer */
for (screen = 0; screen < XScreenCount(display); screen++) {
root = RootWindow(display, screen);
dgaDrawable = XDgaGrabDrawable(display, root);
if (dgaDrawable != 0) {
devinfo = getDevInfo(dgaDrawable);
XDgaUnGrabDrawable(dgaDrawable);
if (devinfo != NULL) {
return JNI_TRUE;
}
}
}
return JNI_FALSE;
}
int
ga_xwin_init(const char *displayname, gaImage *gaimg) {
int ignore = 0;
//
bzero(&__xshminfo, sizeof(__xshminfo));
// open display
if((display = XOpenDisplay(displayname)) == NULL) {
ga_error("cannot open display \"%s\"\n", displayname ? displayname : "DEFAULT");
return -1;
}
// check MIT extension
if(XQueryExtension(display, "MIT-SHM", &ignore, &ignore, &ignore) ) {
int major, minor;
Bool pixmaps;
if(XShmQueryVersion(display, &major, &minor, &pixmaps) == True) {
ga_error("XShm extention version %d.%d %s shared pixmaps\n",
major, minor, (pixmaps==True) ? "with" : "without");
} else {
ga_error("XShm extension not supported.\n");
goto xcap_init_error;
}
}
// get default screen
screenNumber = XDefaultScreen(display);
if((screen = XScreenOfDisplay(display, screenNumber)) == NULL) {
ga_error("cannot obtain screen #%d\n", screenNumber);
goto xcap_init_error;
}
//
width = XDisplayWidth(display, screenNumber);
height = XDisplayHeight(display, screenNumber);
depth = XDisplayPlanes(display, screenNumber);
ga_error("X-Window-init: dimension: %dx%dx%d @ %d/%d\n",
width, height, depth,
screenNumber, XScreenCount(display));
//
if((image = XShmCreateImage(display,
XDefaultVisual(display, screenNumber),
depth, ZPixmap, NULL, &__xshminfo,
width, height)) == NULL) {
ga_error("XShmCreateImage failed.\n");
goto xcap_init_error;
}
//
if((__xshminfo.shmid = shmget(IPC_PRIVATE,
image->bytes_per_line*image->height,
IPC_CREAT | 0777)) < 0) {
perror("shmget");
goto xcap_init_error;
}
//
__xshminfo.shmaddr = image->data = (char*) shmat(__xshminfo.shmid, 0, 0);
__xshminfo.readOnly = False;
if(XShmAttach(display, &__xshminfo) == 0) {
ga_error("XShmAttach failed.\n");
goto xcap_init_error;
}
//
__xshmattached = true;
rootWindow = XRootWindow(display, screenNumber);
gaimg->width = image->width;
gaimg->height = image->height;
gaimg->bytes_per_line = image->bytes_per_line;
//
return 0;
//
xcap_init_error:
ga_xwin_deinit();
return -1;
}
int
main(int argc, const char *argv[])
{
/* RUN AS DAEMON
pid_t pid;
if((pid = fork())) return(pid < 0);
*/
int ret_val = EXIT_FAILURE;
int is_tracking = 0;
int has_face;
//XLIB VAR Init
Display* display = XOpenDisplay(NULL);
assert(display);
//int Screen_Count = XScreenCount(display);
int Screen_Count = XScreenCount(display); //For laptop
Window* window = (Window *)malloc(sizeof(Window)*Screen_Count);
Window ret;
Mouse mouse;
unsigned int mask;
int i;
//Capture Init
CvCapture* capture = cvCaptureFromCAM(-1);
CvMemStorage* mem_storage = cvCreateMemStorage(0);
CvHaarClassifierCascade* haarclassifier_face = (CvHaarClassifierCascade*)cvLoad(CASCADE_XML_FILENAME_FACE, 0, 0, 0);
CvHaarClassifierCascade* haarclassifier_nose = (CvHaarClassifierCascade*)cvLoad(CASCADE_XML_FILENAME_NOSE, 0, 0, 0);
CvHaarClassifierCascade* haarclassifier_eyel = (CvHaarClassifierCascade*)cvLoad(CASCADE_XML_FILENAME_EYEL, 0, 0, 0);
CvHaarClassifierCascade* haarclassifier_eyer = (CvHaarClassifierCascade*)cvLoad(CASCADE_XML_FILENAME_EYER, 0, 0, 0);
IplImage* image;
//cvSetCaptureProperty(capture,CV_CAP_PROP_FRAME_WIDTH, 1280);
//cvSetCaptureProperty(capture,CV_CAP_PROP_FRAME_HEIGHT, 1024);
int res_w = cvGetCaptureProperty(capture, CV_CAP_PROP_FRAME_WIDTH);
int res_h = cvGetCaptureProperty(capture, CV_CAP_PROP_FRAME_HEIGHT);
//double fps = cvGetCaptureProperty(capture, CV_CAP_PROP_FPS);
int counter = 0;
printf("Capturing : %dx%d \n", res_w, res_h);
cvNamedWindow("Window", CV_WINDOW_NORMAL);
CvRect tracking_window;
CvPoint nosetip, lefteye, righteye;
CvRect face, l_eye, r_eye, nose;
TrackObject face_obj;
//isophote_init();
while(1)
{
for(i = 0; i < Screen_Count; i++)
{
window[i] = XRootWindow(display, i);
if(XQueryPointer(display, window[i], &ret, &ret,
&mouse.root.x, &mouse.root.y, &mouse.win.x, &mouse.win.y, &mask))
break;
}
has_face = 0;
image = cvQueryFrame(capture);
if(is_tracking && CAMSHIFT)
{
//CAMSHIFT
if(CAMSHIFT_MAX_ITER > camshift(image, &face_obj))
continue;
has_face = 1;
cvEllipseBox(image, face_obj.track_box, CV_RGB(255, 0, 0), 3, CV_AA, 0);
tracking_window = face_obj.track_window;
tracking_window.y += tracking_window.height*0.2;
tracking_window.height *= 0.4;
tracking_window.width *= 0.6;
}
else if(!Haar_Detect(image, haarclassifier_face, mem_storage, &face))
{
/*
tracking_window.x += tracking_window.width*0.1;
tracking_window.width *= 0.8;
tracking_window.height *= 0.8;
*/
cvSetImageROI(image, face);
#ifdef DEBUG
cvSaveImage("face.png", image, 0);
#endif
#if CAMSHIFT
camshift_init(image, &face_obj);
printf("Face Found, Start Tracking...\n");
#endif
cvResetImageROI(image);
is_tracking = 1;
has_face = 1;
}
//Once face is detected
if(has_face)
{
//Draw Face Area
cvRectangle(image, cvPoint(face.x, face.y),
cvPoint(face.x+face.width, face.y+face.height),
CV_RGB(255, 255, 255), 3, 8, 0);
//Estimate eyes and nose (NO ROI)
nose = face; //nose
nose.y += (1-NOSE_UPPER)*face.height;
nose.height *= (NOSE_UPPER-NOSE_LOWER);
nose.x += NOSE_LR*face.width;
nose.width *= (1-2*NOSE_LR);
l_eye = face;
l_eye.y += (1-EYE_UPPER)*face.height;
l_eye.height *= EYE_UPPER-EYE_LOWER;
l_eye.x += EYE_LR*face.width;
l_eye.width *= EYE_SIZE;
r_eye = l_eye;
r_eye.x += (1-2*EYE_LR)*face.width - r_eye.width;
//detect nose
/* NOSE AREA
cvRectangle(image, cvPoint(tracking_window.x, tracking_window.y),
cvPoint(tracking_window.x+tracking_window.width, tracking_window.y+tracking_window.height),
CV_RGB(0, 255, 0), 3, 8, 0);
*/
cvSetImageROI(image, nose);
if(!Haar_Detect(image, haarclassifier_nose, mem_storage, &tracking_window))
{
nosetip = CALC_POINT(tracking_window);
cvRectangle(image, cvPoint(nosetip.x-3, nosetip.y-3),
cvPoint(nosetip.x+3, nosetip.y+3),
CV_RGB(255, 0, 0), 3, 8, 0);
nosetip.x += cvGetImageROI(image).x;
nosetip.y += cvGetImageROI(image).y;
}
#ifdef POS_DISPLAY
printf("Nose: %d, %d ", nosetip.x, nosetip.y);
#endif
/* NOSE 2
cvRectangle(image, cvPoint(tracking_window.x, tracking_window.y),
cvPoint(tracking_window.x+tracking_window.width, tracking_window.y+tracking_window.height),
CV_RGB(0, 255, 0), 3, 8, 0);
*/
//no nose detected, use kalman
//find pupil using isophote curvature
//LEFT EYE
cvSetImageROI(image, l_eye);
#ifdef USE_HAAR_REFINE
if(!Haar_Detect(image, haarclassifier_eyel, mem_storage, &tracking_window))
{
l_eye.x += tracking_window.x;
l_eye.y += tracking_window.y;
l_eye.width = tracking_window.width;
l_eye.height = tracking_window.height;
//printf("eye:%d, %d @ %d, %d\n", l_eye.x, l_eye.y, l_eye.x, l_eye.y);
cvSetImageROI(image, l_eye);
}
#endif
cvRectangle(image, cvPoint(0, 0),
cvPoint(l_eye.width, l_eye.height),
CV_RGB(0, 0, 255), 3, 8, 0);
#ifdef DEBUG
cvSaveImage("lefteye.png", image, 0);
#endif
#ifdef CENTERMAP
calc_stable_ic(image, &tracking_window);
//cvRectangle(image, cvPoint(tracking_window.x, tracking_window.y),
// cvPoint(tracking_window.x+tracking_window.width, tracking_window.y+tracking_window.height),
// CV_RGB(255, 0, 0), 3, 8, 0);
cvCircle(image, CALC_POINT(tracking_window),3,
CV_RGB(255, 0, 0), 1, 8, 0);
//l_eye.x += CALC_POINT(tracking_window).x - PUPIL_SIZE/2;
//l_eye.y += CALC_POINT(tracking_window).y - PUPIL_SIZE/2;
lefteye.x = tracking_window.x+PUPIL_SIZE/2+l_eye.x;
lefteye.y = tracking_window.y+PUPIL_SIZE/2+l_eye.y;
#else
cvCircle(image, lefteye = calc_heyecenter(image),3,
CV_RGB(255, 0, 0), 1, 8, 0);
lefteye.x += l_eye.x;
lefteye.y += l_eye.y;
#endif
#ifdef POS_DISPLAY
printf("LEYE: %d, %d ", tracking_window.x+PUPIL_SIZE/2+l_eye.x, tracking_window.y+PUPIL_SIZE/2+l_eye.y);
#endif
//RIGHT EYE
cvSetImageROI(image, r_eye);
#ifdef USE_HAAR_REFINE
if(!Haar_Detect(image, haarclassifier_eyer, mem_storage, &tracking_window))
{
r_eye.x += tracking_window.x;
r_eye.y += tracking_window.y;
r_eye.width = tracking_window.width;
r_eye.height = tracking_window.height;
//printf("right eye:%d, %d @ %d, %d\n", r_eye.x, r_eye.y, r_eye.x, r_eye.y);
cvSetImageROI(image, r_eye);
}
#endif
cvRectangle(image, cvPoint(0, 0),
cvPoint(r_eye.width, r_eye.height),
CV_RGB(0, 0, 255), 3, 8, 0);
/*
counter++;
char filename[32];
sprintf(filename, "%d.png", counter);
cvSaveImage(filename, image, 0);
*/
#ifdef DEBUG
cvSaveImage("right.png", image, 0);
#endif
#ifdef CENTERMAP
calc_stable_ic(image, &tracking_window);
cvCircle(image, CALC_POINT(tracking_window),3,
CV_RGB(255, 0, 0), 1, 8, 0);
righteye.x = tracking_window.x+PUPIL_SIZE/2+r_eye.x;
righteye.y = tracking_window.y+PUPIL_SIZE/2+r_eye.y+300;
#else
cvCircle(image, righteye = calc_heyecenter(image),3,
CV_RGB(255, 0, 0), 1, 8, 0);
righteye.x += r_eye.x;
righteye.y += r_eye.y;
#endif
#ifdef POS_DISPLAY
printf("REYE: %d, %d \r", tracking_window.x+PUPIL_SIZE/2+r_eye.x, tracking_window.y+PUPIL_SIZE/2+r_eye.y);
#endif
cvResetImageROI(image);
}
cvShowImage("Window", image);
//printf("%d %d %d %d : %d \r", mouse.root.x, mouse.root.y, mouse.win.x, mouse.win.y, i);
fflush(stdout);
/*
mouse.win.x = X_A0*(lefteye.x-nosetip.x+42)*LREYE_WEIGHT+X_A0*(righteye.x-nosetip.x-52)*(1-LREYE_WEIGHT) +1920*(1-LREYE_WEIGHT);
mouse.win.y = Y_A0*(lefteye.y-nosetip.y+74)*LREYE_WEIGHT+Y_A0*(righteye.y-nosetip.y+65)*(1-LREYE_WEIGHT) +1080*(1-LREYE_WEIGHT);
//if(abs(mouse.win.x-mouse.root.x) < 10 && abs((mouse.win.y-mouse.root.y) < 10))
{
mouse.root.x += mouse.win.x;
mouse.root.y += mouse.win.y;
mouse.root.x /= 2;
mouse.root.y /= 2;
XWarpPointer(display, window[i], window[i], 0, 0, 0, 0, mouse.root.x, mouse.root.y);
}
*/
mouse.root.x = 1920+NOSE_AX*nosetip.x;
mouse.root.y = -540+NOSE_AY*nosetip.y;
mouse.root.x += X_A0*((lefteye.x+righteye.x)/2-nosetip.x);
//mouse.root.y += Y_A0*((lefteye.y+righteye.y)/2-nosetip.y-73)+800;
XWarpPointer(display, 0, window[i], 0, 0, 0, 0, mouse.root.x, mouse.root.y);
printf("%d \r",X_A0*((lefteye.x+righteye.x)/2-nosetip.x));
//printf("\n%d %d %d %d : %d \r", mouse.root.x, mouse.root.y, mouse.win.x, mouse.win.y, i);
//Save video
//cvCreateVideoWriter
if(cvWaitKey(30) == 'q')
goto RELEASE_OpenCV_RESOURCE;
//goto RELEASE_XLib_RESOURCE;
//
//
//
}
ret_val = EXIT_SUCCESS;
RELEASE_OpenCV_RESOURCE:
#if CAMSHIFT
camshift_free(&face_obj);
#endif
cvDestroyWindow("Window");
/* Let OS Handle It !
cvReleaseImage(&image);
cvReleaseHaarClassifierCascade(&haarclassifier_eyer);
cvReleaseHaarClassifierCascade(&haarclassifier_eyel);
cvReleaseHaarClassifierCascade(&haarclassifier_nose);
cvReleaseHaarClassifierCascade(&haarclassifier_face);
cvReleaseMemStorage(&mem_storage);
cvReleaseCapture(&capture);
*/
RELEASE_XLib_RESOURCE:
free(window);
XCloseDisplay(display);
exit(ret_val);
}
// INPUT display
// OUTPUT int (nb of screens)
CAMLprim value
caml_xscreen_count(value disp)
{
CAMLparam1(disp);
CAMLreturn(Val_int(XScreenCount((Display*) disp)));
}
static Status Validate(Display *dpy, XvPortID port, int surface_type_id,
unsigned int width, unsigned int height, int flags,
bool *found_port, int *screen, int *chroma_format,
int *mc_type, int *surface_flags,
unsigned short *subpic_max_w,
unsigned short *subpic_max_h)
{
bool found_surface = false;
XvAdaptorInfo *adaptor_info;
unsigned int num_adaptors;
int num_types;
unsigned int max_width = 0, max_height = 0;
Status ret;
assert(dpy);
assert(found_port);
assert(screen);
assert(chroma_format);
assert(mc_type);
assert(surface_flags);
assert(subpic_max_w);
assert(subpic_max_h);
*found_port = false;
for (int i = 0; i < XScreenCount(dpy); ++i) {
ret = XvQueryAdaptors(dpy, XRootWindow(dpy, i), &num_adaptors, &adaptor_info);
if (ret != Success)
return ret;
for (unsigned int j = 0; j < num_adaptors && !*found_port; ++j) {
for (unsigned int k = 0; k < adaptor_info[j].num_ports && !*found_port; ++k) {
XvMCSurfaceInfo *surface_info;
if (adaptor_info[j].base_id + k != port)
continue;
*found_port = true;
surface_info = XvMCListSurfaceTypes(dpy, adaptor_info[j].base_id, &num_types);
if (!surface_info) {
XvFreeAdaptorInfo(adaptor_info);
return BadAlloc;
}
for (int l = 0; l < num_types && !found_surface; ++l) {
if (surface_info[l].surface_type_id != surface_type_id)
continue;
found_surface = true;
max_width = surface_info[l].max_width;
max_height = surface_info[l].max_height;
*chroma_format = surface_info[l].chroma_format;
*mc_type = surface_info[l].mc_type;
*surface_flags = surface_info[l].flags;
*subpic_max_w = surface_info[l].subpicture_max_width;
*subpic_max_h = surface_info[l].subpicture_max_height;
*screen = i;
XVMC_MSG(XVMC_TRACE, "[XvMC] Found requested context surface format.\n" \
"[XvMC] screen=%u, port=%u\n" \
"[XvMC] id=0x%08X\n" \
"[XvMC] max width=%u, max height=%u\n" \
"[XvMC] chroma format=0x%08X\n" \
"[XvMC] acceleration level=0x%08X\n" \
"[XvMC] flags=0x%08X\n" \
"[XvMC] subpicture max width=%u, max height=%u\n",
i, port, surface_type_id, max_width, max_height, *chroma_format,
*mc_type, *surface_flags, *subpic_max_w, *subpic_max_h);
}
free(surface_info);
}
}
XvFreeAdaptorInfo(adaptor_info);
}
if (!*found_port) {
XVMC_MSG(XVMC_ERR, "[XvMC] Could not find a suitable port.\n");
return XvBadPort;
}
if (!found_surface) {
XVMC_MSG(XVMC_ERR, "[XvMC] Could not find a suitable surface.\n");
return BadMatch;
}
if (width > max_width || height > max_height) {
XVMC_MSG(XVMC_ERR, "[XvMC] Requested context dimensions (w=%u,h=%u) too large (max w=%u,h=%u).\n",
width, height, max_width, max_height);
return BadValue;
}
if (flags != XVMC_DIRECT && flags != 0) {
XVMC_MSG(XVMC_ERR, "[XvMC] Invalid context flags 0x%08X.\n", flags);
return BadValue;
}
return Success;
}
static int _gfx_x11_init_monitors(
int major,
int minor)
{
/* Iterate over all screens */
Screen* def = XDefaultScreenOfDisplay(_gfx_x11.display);
unsigned int count = XScreenCount(_gfx_x11.display);
while(count--)
{
/* Get screen resources */
Screen* scr =
XScreenOfDisplay(_gfx_x11.display, count);
Window root =
XRootWindowOfScreen(scr);
XRRScreenResources* res =
XRRGetScreenResources(_gfx_x11.display, root);
RROutput prim =
res->outputs[0];
/* Get primary if RandR 1.3 is supported */
if(major > 1 || (major == 1 && minor > 2))
prim = XRRGetOutputPrimary(_gfx_x11.display, root);
/* Insert the screen's display modes */
size_t first = _gfx_x11_init_modes(scr, res);
/* Iterate through outputs */
unsigned int i;
for(i = 0; i < res->noutput; ++i)
{
/* Validate output */
XRROutputInfo* out =
XRRGetOutputInfo(_gfx_x11.display, res, res->outputs[i]);
if(out->connection != RR_Connected)
{
XRRFreeOutputInfo(out);
continue;
}
/* Create new monitor */
XRRCrtcInfo* crtc =
XRRGetCrtcInfo(_gfx_x11.display, res, out->crtc);
int rot =
crtc->rotation & (RR_Rotate_90 | RR_Rotate_270);
GFX_X11_Monitor mon =
{
.screen = scr,
.crtc = out->crtc,
.mode = crtc->mode,
.numModes = 0,
.modes = malloc(sizeof(size_t) * out->nmode),
.x = crtc->x,
.y = crtc->y,
.width = rot ? crtc->height : crtc->width,
.height = rot ? crtc->width : crtc->height
};
/* Retrieve output modes */
unsigned int j;
if(mon.modes) for(j = 0; j < out->nmode; ++j)
{
GFX_X11_Mode* mode;
for(
mode = gfx_vector_at(&_gfx_x11.modes, first);
mode != _gfx_x11.modes.end;
mode = gfx_vector_next(&_gfx_x11.modes, mode))
{
/* Also check if resolution isn't too big */
if(
mode->id == out->modes[j] &&
mode->mode.width <= crtc->width &&
mode->mode.height <= crtc->height)
{
mon.modes[mon.numModes++] = gfx_vector_get_index(
&_gfx_x11.modes,
mode
);
break;
}
}
}
/* Insert at beginning if primary */
GFXVectorIterator monPos =
scr == def && res->outputs[i] == prim ?
_gfx_x11.monitors.begin : _gfx_x11.monitors.end;
monPos = gfx_vector_insert(&_gfx_x11.monitors, &mon, monPos);
if(monPos == _gfx_x11.monitors.end) free(mon.modes);
XRRFreeCrtcInfo(crtc);
XRRFreeOutputInfo(out);
}
XRRFreeScreenResources(res);
}
/* Need at least one monitor */
return _gfx_x11.monitors.begin != _gfx_x11.monitors.end;
}
/******************************************************/
static GFXKey _gfx_x11_get_key(
KeySym symbol)
{
/* Unicode numbers */
if(symbol >= XK_0 && symbol <= XK_9)
return (GFXKey)(symbol - XK_0 + GFX_KEY_0);
/* Keypad numbers */
if(symbol >= XK_KP_0 && symbol <= XK_KP_9)
return (GFXKey)(symbol - XK_KP_0 + GFX_KEY_KP_0);
/* Unicode capitals */
if(symbol >= XK_A && symbol <= XK_Z)
return (GFXKey)(symbol - XK_A + GFX_KEY_A);
/* Unicode lowercase */
if(symbol >= XK_a && symbol <= XK_z)
return (GFXKey)(symbol - XK_a + GFX_KEY_A);
/* Function keys */
if(symbol >= XK_F1 && symbol <= XK_F24)
return (GFXKey)(symbol - XK_F1 + GFX_KEY_F1);
/* Non-unicode */
switch(symbol)
{
case XK_VoidSymbol : return GFX_KEY_UNKNOWN;
case XK_BackSpace : return GFX_KEY_BACKSPACE;
case XK_Tab : return GFX_KEY_TAB;
case XK_KP_Tab : return GFX_KEY_TAB;
case XK_Clear : return GFX_KEY_CLEAR;
case XK_Return : return GFX_KEY_RETURN;
case XK_Pause : return GFX_KEY_PAUSE;
case XK_Scroll_Lock : return GFX_KEY_SCROLL_LOCK;
case XK_Escape : return GFX_KEY_ESCAPE;
case XK_Delete : return GFX_KEY_DELETE;
case XK_KP_Delete : return GFX_KEY_DELETE;
case XK_Home : return GFX_KEY_HOME;
case XK_KP_Home : return GFX_KEY_HOME;
case XK_Left : return GFX_KEY_LEFT;
case XK_KP_Left : return GFX_KEY_LEFT;
case XK_Up : return GFX_KEY_UP;
case XK_KP_Up : return GFX_KEY_UP;
case XK_Right : return GFX_KEY_RIGHT;
case XK_KP_Right : return GFX_KEY_RIGHT;
case XK_Down : return GFX_KEY_DOWN;
case XK_KP_Down : return GFX_KEY_DOWN;
case XK_Page_Down : return GFX_KEY_PAGE_DOWN;
case XK_KP_Page_Down : return GFX_KEY_PAGE_DOWN;
case XK_Page_Up : return GFX_KEY_PAGE_UP;
case XK_KP_Page_Up : return GFX_KEY_PAGE_UP;
case XK_End : return GFX_KEY_END;
case XK_KP_End : return GFX_KEY_END;
case XK_Select : return GFX_KEY_SELECT;
case XK_Print : return GFX_KEY_PRINT;
case XK_Execute : return GFX_KEY_EXECUTE;
case XK_Insert : return GFX_KEY_INSERT;
case XK_KP_Insert : return GFX_KEY_INSERT;
case XK_Menu : return GFX_KEY_MENU;
case XK_Cancel : return GFX_KEY_CANCEL;
case XK_Help : return GFX_KEY_HELP;
case XK_Num_Lock : return GFX_KEY_NUM_LOCK;
case XK_KP_Space : return GFX_KEY_SPACE;
case XK_space : return GFX_KEY_SPACE;
case XK_KP_Enter : return GFX_KEY_KP_RETURN;
case XK_KP_Multiply : return GFX_KEY_KP_MULTIPLY;
case XK_KP_Add : return GFX_KEY_KP_ADD;
case XK_KP_Separator : return GFX_KEY_KP_SEPARATOR;
case XK_KP_Subtract : return GFX_KEY_KP_SUBTRACT;
case XK_KP_Decimal : return GFX_KEY_KP_DECIMAL;
case XK_KP_Divide : return GFX_KEY_KP_DIVIDE;
case XK_Shift_L : return GFX_KEY_SHIFT_LEFT;
case XK_Shift_R : return GFX_KEY_SHIFT_RIGHT;
case XK_Control_L : return GFX_KEY_CONTROL_LEFT;
case XK_Control_R : return GFX_KEY_CONTROL_RIGHT;
case XK_Alt_L : return GFX_KEY_ALT_LEFT;
case XK_Alt_R : return GFX_KEY_ALT_RIGHT;
case XK_Super_L : return GFX_KEY_SUPER_LEFT;
case XK_Super_R : return GFX_KEY_SUPER_RIGHT;
}
return GFX_KEY_UNKNOWN;
}
/******************************************************/
static void _gfx_x11_create_key_table(void)
{
/* Get permitted keycodes and their symbols */
int minKey, maxKey;
XDisplayKeycodes(_gfx_x11.display, &minKey, &maxKey);
maxKey = maxKey > GFX_X11_MAX_KEYCODE ? GFX_X11_MAX_KEYCODE : maxKey;
int numKeys = maxKey - minKey + 1;
int symbolsPerKey;
KeySym* symbols = XGetKeyboardMapping(
_gfx_x11.display,
minKey,
numKeys,
&symbolsPerKey
);
/* Use the first symbol of all keycodes */
size_t i;
for(i = minKey; i <= maxKey; ++i) _gfx_x11.keys[i] = _gfx_x11_get_key(
symbols[(i - minKey) * symbolsPerKey]);
XFree(symbols);
}
void CWinSystemX11::UpdateResolutions()
{
CWinSystemBase::UpdateResolutions();
int numScreens = XScreenCount(m_dpy);
g_xrandr.SetNumScreens(numScreens);
bool switchOnOff = CSettings::GetInstance().GetBool(CSettings::SETTING_VIDEOSCREEN_BLANKDISPLAYS);
m_userOutput = CSettings::GetInstance().GetString(CSettings::SETTING_VIDEOSCREEN_MONITOR);
if (m_userOutput.compare("Default") == 0)
switchOnOff = false;
if(g_xrandr.Query(true, !switchOnOff))
{
XOutput *out = NULL;
if (m_userOutput.compare("Default") != 0)
{
out = g_xrandr.GetOutput(m_userOutput);
if (out)
{
XMode mode = g_xrandr.GetCurrentMode(m_userOutput);
if (!mode.isCurrent && !switchOnOff)
{
out = NULL;
}
}
}
if (!out)
{
m_userOutput = g_xrandr.GetModes()[0].name;
out = g_xrandr.GetOutput(m_userOutput);
}
if (switchOnOff)
{
// switch on output
g_xrandr.TurnOnOutput(m_userOutput);
// switch off other outputs
std::vector<XOutput> outputs = g_xrandr.GetModes();
for (size_t i=0; i<outputs.size(); i++)
{
if (StringUtils::EqualsNoCase(outputs[i].name, m_userOutput))
continue;
g_xrandr.TurnOffOutput(outputs[i].name);
}
}
XMode mode = g_xrandr.GetCurrentMode(m_userOutput);
if (mode.id.empty())
mode = g_xrandr.GetPreferredMode(m_userOutput);
m_bIsRotated = out->isRotated;
if (!m_bIsRotated)
UpdateDesktopResolution(CDisplaySettings::GetInstance().GetResolutionInfo(RES_DESKTOP), 0, mode.w, mode.h, mode.hz);
else
UpdateDesktopResolution(CDisplaySettings::GetInstance().GetResolutionInfo(RES_DESKTOP), 0, mode.h, mode.w, mode.hz);
CDisplaySettings::GetInstance().GetResolutionInfo(RES_DESKTOP).strId = mode.id;
CDisplaySettings::GetInstance().GetResolutionInfo(RES_DESKTOP).strOutput = m_userOutput;
}
else
{
m_userOutput = "No Output";
m_nScreen = DefaultScreen(m_dpy);
int w = DisplayWidth(m_dpy, m_nScreen);
int h = DisplayHeight(m_dpy, m_nScreen);
UpdateDesktopResolution(CDisplaySettings::GetInstance().GetResolutionInfo(RES_DESKTOP), 0, w, h, 0.0);
}
// erase previous stored modes
CDisplaySettings::GetInstance().ClearCustomResolutions();
CLog::Log(LOGINFO, "Available videomodes (xrandr):");
XOutput *out = g_xrandr.GetOutput(m_userOutput);
if (out != NULL)
{
std::vector<XMode>::iterator modeiter;
CLog::Log(LOGINFO, "Output '%s' has %" PRIdS" modes", out->name.c_str(), out->modes.size());
for (modeiter = out->modes.begin() ; modeiter!=out->modes.end() ; modeiter++)
{
XMode mode = *modeiter;
CLog::Log(LOGINFO, "ID:%s Name:%s Refresh:%f Width:%d Height:%d",
mode.id.c_str(), mode.name.c_str(), mode.hz, mode.w, mode.h);
RESOLUTION_INFO res;
res.iScreen = 0; // not used by X11
res.iWidth = mode.w;
res.iHeight = mode.h;
res.iScreenWidth = mode.w;
res.iScreenHeight = mode.h;
if (!m_bIsRotated)
{
res.iWidth = mode.w;
res.iHeight = mode.h;
}
else
{
res.iWidth = mode.h;
res.iHeight = mode.w;
}
if (mode.h>0 && mode.w>0 && out->hmm>0 && out->wmm>0)
res.fPixelRatio = ((float)out->wmm/(float)mode.w) / (((float)out->hmm/(float)mode.h));
else
res.fPixelRatio = 1.0f;
CLog::Log(LOGINFO, "Pixel Ratio: %f", res.fPixelRatio);
res.strMode = StringUtils::Format("%s: %s @ %.2fHz", out->name.c_str(), mode.name.c_str(), mode.hz);
res.strOutput = out->name;
res.strId = mode.id;
res.iSubtitles = (int)(0.965*mode.h);
res.fRefreshRate = mode.hz;
res.bFullScreen = true;
if (mode.h > 0 && ((float)mode.w / (float)mode.h >= 1.59))
res.dwFlags = D3DPRESENTFLAG_WIDESCREEN;
else
res.dwFlags = 0;
g_graphicsContext.ResetOverscan(res);
CDisplaySettings::GetInstance().AddResolutionInfo(res);
}
}
CDisplaySettings::GetInstance().ApplyCalibrations();
}
OutputConfiguration getOutputConfiguration(Display* display,int screen,const char* outputName)
{
/* Use the display's default screen if the given screen index is invalid: */
bool matchScreen=screen>=0;
if(screen<0)
screen=DefaultScreen(display);
/* Create a default output configuration by assuming the entire root window goes to a single output: */
OutputConfiguration result;
result.screen=screen;
result.sizeMm[0]=DisplayWidthMM(display,screen);
result.sizeMm[1]=DisplayHeightMM(display,screen);
result.domainOrigin[0]=0;
result.domainOrigin[1]=0;
result.domainSize[0]=DisplayWidth(display,screen);
result.domainSize[1]=DisplayHeight(display,screen);
result.frameInterval=0U; // Unknown frame rate
#if VRUI_INTERNAL_CONFIG_HAVE_XRANDR
/* Check if the X server on the other end of the display connection understands XRANDR version >= 1.2: */
int xrandrEventBase,xrandrErrorBase;
if(!XRRQueryExtension(display,&xrandrEventBase,&xrandrErrorBase))
return result;
int xrandrMajor,xrandrMinor;
if(!XRRQueryVersion(display,&xrandrMajor,&xrandrMinor)||xrandrMajor<1||(xrandrMajor==1&&xrandrMinor<2))
return result;
/* Query the display name if in verbose mode: */
std::string displayName;
if(vruiVerbose)
{
displayName=DisplayString(display);
bool haveColon=false;
std::string::iterator dotIt=displayName.end();
for(std::string::iterator dnIt=displayName.begin();dnIt!=displayName.end();++dnIt)
if(*dnIt==':')
haveColon=true;
else if(haveColon&&*dnIt=='.')
dotIt=dnIt;
displayName.erase(dotIt,displayName.end());
}
/* Iterate through all X screens belonging to the X display connection: */
bool firstOutput=true;
bool haveMatch=false;
for(int testScreen=0;testScreen<XScreenCount(display)&&(!haveMatch||vruiVerbose);++testScreen)
if(!matchScreen||testScreen==screen)
{
/* Get the screen's resources: */
XRRScreenResources* screenResources=XRRGetScreenResources(display,RootWindow(display,testScreen));
if(screenResources!=0)
{
/* Find the first CRT controller that has an output of the given name: */
for(int crtcIndex=0;crtcIndex<screenResources->ncrtc&&(!haveMatch||vruiVerbose);++crtcIndex)
{
/* Get the CRT controller's information structure: */
XRRCrtcInfo* crtcInfo=XRRGetCrtcInfo(display,screenResources,screenResources->crtcs[crtcIndex]);
if(crtcInfo!=0)
{
/* Find the specification of the CRT controller's current mode: */
unsigned int frameInterval=0U;
for(int modeIndex=0;modeIndex<screenResources->nmode;++modeIndex)
{
XRRModeInfo& mode=screenResources->modes[modeIndex];
if(mode.id==crtcInfo->mode)
{
#if 0
/* Dump full modeline of detected CRT controller: */
std::cout<<"\tModeline: "<<mode.dotClock<<' '<<mode.width<<' '<<mode.hSyncStart<<' '<<mode.hSyncEnd<<' '<<mode.hTotal<<' '<<mode.hSkew;
std::cout<<' '<<mode.height<<' '<<mode.vSyncStart<<' '<<mode.vSyncEnd<<' '<<mode.vTotal<<std::endl;
#endif
/* Calculate CRT controller's frame interval: */
frameInterval=(unsigned int)(((unsigned long)(mode.hTotal*mode.vTotal)*1000000000UL+mode.dotClock/2)/mode.dotClock);
}
}
/* Try all outputs driven by the CRT controller: */
for(int outputIndex=0;outputIndex<crtcInfo->noutput&&(!haveMatch||vruiVerbose);++outputIndex)
{
/* Get the output's information structure: */
XRROutputInfo* outputInfo=XRRGetOutputInfo(display,screenResources,crtcInfo->outputs[outputIndex]);
if(vruiVerbose&&outputName!=0&&outputName[0]!='\0')
{
std::cout<<"\tFound output "<<outputInfo->name<<" on display "<<displayName<<'.'<<testScreen;
std::cout<<" at "<<crtcInfo->width<<'x'<<crtcInfo->height<<'+'<<crtcInfo->x<<'+'<<crtcInfo->y;
std::cout<<" @ "<<1000000000.0/double(frameInterval)<<"Hz ("<<frameInterval<<")"<<std::endl;
}
/* Check if this output matches the search parameter: */
bool matchesName=strcmp(outputInfo->name,outputName)==0;
if(!matchesName||vruiVerbose)
{
/* Check if the output has an associated EDID property: */
int numProperties;
Atom* properties=XRRListOutputProperties(display,crtcInfo->outputs[outputIndex],&numProperties);
for(int propertyIndex=0;propertyIndex<numProperties;++propertyIndex)
{
char* propertyName=XGetAtomName(display,properties[propertyIndex]);
if(strcasecmp(propertyName,"EDID")==0)
{
Atom propertyType;
int propertyFormat;
unsigned long numItems;
unsigned long bytes_after;
unsigned char* propertyValue;
XRRGetOutputProperty(display,crtcInfo->outputs[outputIndex],properties[propertyIndex],0,100,False,False,AnyPropertyType,&propertyType,&propertyFormat,&numItems,&bytes_after,&propertyValue);
if(propertyType==XA_INTEGER&&propertyFormat==8)
{
/* Check the EDID's checksum and header ID: */
unsigned char checksum=0;
for(unsigned long i=0;i<numItems;++i)
checksum+=propertyValue[i];
unsigned char edidHeaderId[8]={0x00U,0xffU,0xffU,0xffU,0xffU,0xffU,0xffU,0x00U};
bool headerOk=true;
for(int i=0;i<8&&headerOk;++i)
headerOk=propertyValue[i]==edidHeaderId[i];
if(checksum==0&&headerOk)
{
/* Find the monitor name among the extension blocks: */
unsigned char* blockPtr=propertyValue+0x36;
for(int i=0;i<4&&(!haveMatch||vruiVerbose);++i,blockPtr+=18)
if(blockPtr[0]==0x00U&&blockPtr[1]==0x00U&&blockPtr[2]==0x00U&&blockPtr[3]==0xfcU)
{
/* Extract the monitor name: */
char monitorName[14];
char* mnPtr=monitorName;
for(unsigned char* namePtr=blockPtr+5;namePtr<blockPtr+18&&*namePtr!='\n';++namePtr,++mnPtr)
*mnPtr=char(*namePtr);
*mnPtr='\0';
if(vruiVerbose&&outputName!=0&&outputName[0]!='\0')
{
std::cout<<"\tFound monitor "<<monitorName<<" on output "<<outputInfo->name<<" on display "<<displayName<<'.'<<testScreen;
std::cout<<" at "<<crtcInfo->width<<'x'<<crtcInfo->height<<'+'<<crtcInfo->x<<'+'<<crtcInfo->y;
std::cout<<" @ "<<1000000000.0/double(frameInterval)<<"Hz"<<std::endl;
}
matchesName=matchesName||strcmp(monitorName,outputName)==0;
}
}
}
XFree(propertyValue);
}
XFree(propertyName);
}
XFree(properties);
}
if(firstOutput||matchesName)
{
/* Remember the output's configuration: */
result.screen=testScreen;
result.sizeMm[0]=outputInfo->mm_width;
result.sizeMm[1]=outputInfo->mm_height;
result.domainOrigin[0]=crtcInfo->x;
result.domainOrigin[1]=crtcInfo->y;
result.domainSize[0]=crtcInfo->width;
result.domainSize[1]=crtcInfo->height;
result.frameInterval=frameInterval;
firstOutput=false;
haveMatch=matchesName||outputName==0||outputName[0]=='\0';
}
XRRFreeOutputInfo(outputInfo);
}
XRRFreeCrtcInfo(crtcInfo);
}
}
XRRFreeScreenResources(screenResources);
}
}
if(!haveMatch&&outputName!=0&&outputName[0]!='\0')
std::cerr<<"\tOutput \""<<outputName<<"\" not found on display "<<DisplayString(display)<<std::endl;
#endif
/* Check the result configuration for sanity: */
if(result.sizeMm[0]==0||result.sizeMm[1]==0)
{
/* Assign a default display size based on a fixed and uniform resolution: */
int dpi=96; // Seems to be a reasonable number
if(vruiVerbose)
std::cout<<"\tSelected output advertises zero physical size; using default resolution of "<<dpi<<" dpi"<<std::endl;
for(int i=0;i<2;++i)
result.sizeMm[i]=(254*result.domainSize[i]+dpi*5)/(dpi*10);
}
return result;
}
static int discoverExtendedRifts(OVR::DisplayDesc* descriptorArray, int inputArraySize, bool /*edidInfo*/)
{
int result = 0;
if (X11Display == NULL)
{
OVR::LogError("[Linux Display] Unable to open X Display!");
return 0;
}
Atom EDIDAtom = XInternAtom(X11Display, RR_PROPERTY_RANDR_EDID, False);
int numScreens = XScreenCount(X11Display);
for (int i = 0; i < numScreens; ++i)
{
Window sr = XRootWindow(X11Display, i);
XRRScreenResources* screen = XRRGetScreenResources(X11Display, sr);
for (int ii = 0; ii < screen->ncrtc; ++ii)
{
XRRCrtcInfo* crtcInfo = XRRGetCrtcInfo(X11Display, screen, screen->crtcs[ii]);
if (0 == crtcInfo->noutput)
{
XRRFreeCrtcInfo(crtcInfo);
continue;
}
bool foundOutput = false;
RROutput output = crtcInfo->outputs[0];
for (int k = 0; k < crtcInfo->noutput; ++k)
{
XRROutputInfo* outputInfo =
XRRGetOutputInfo(X11Display, screen, crtcInfo->outputs[k]);
for (int kk = 0; kk < outputInfo->nmode; ++kk)
{
if (outputInfo->modes[kk] == crtcInfo->mode)
{
output = crtcInfo->outputs[k];
foundOutput = true;
break;
}
}
XRRFreeOutputInfo(outputInfo);
if (foundOutput)
{
break;
}
}
if (!foundOutput)
{
XRRFreeCrtcInfo(crtcInfo);
continue;
}
XRROutputInfo* outputInfo = XRRGetOutputInfo(X11Display, screen, output);
if (RR_Connected != outputInfo->connection)
{
XRRFreeOutputInfo(outputInfo);
XRRFreeCrtcInfo(crtcInfo);
continue;
}
// Read EDID associated with crtc.
uint8_t* data = NULL;
int dataLen = 0;
if (getXRRProperty(X11Display, output, EDIDAtom, &data, &dataLen) != 0)
{
// Identify rifts based on EDID.
Linux::DisplayEDID edid;
parseEdid(data, edid);
XFree(data);
data = NULL;
// TODO: Remove either this 3rdParty call to read EDID data
// or remove our own parsing of the EDID. Probably opt
// to remove our parsing.
MonitorInfo* mi = read_edid_data(X11Display, output);
if (mi == NULL)
{
XRRFreeOutputInfo(outputInfo);
XRRFreeCrtcInfo(crtcInfo);
continue;
}
if (edid.VendorName == "OVR")
{
if( result >= inputArraySize )
{
delete mi;
XRRFreeOutputInfo(outputInfo);
XRRFreeCrtcInfo(crtcInfo);
return result;
}
XRRModeInfo* modeInfo = findModeByXID(screen, crtcInfo->mode);
int width = modeInfo->width;
int height = modeInfo->height;
int x = crtcInfo->x;
int y = crtcInfo->y;
// Generate a device ID string similar Windows does it
char device_id[32];
OVR_sprintf(device_id, 32, "%s%04d-%d",
mi->manufacturer_code, mi->product_code,
screen->crtcs[ii]);
OVR::DisplayDesc& desc = descriptorArray[result++];
desc.ResolutionInPixels = Sizei(width, height);
desc.DesktopDisplayOffset = Vector2i(x, y);
strncpy(desc.DisplayID, device_id, sizeof(desc.DisplayID)-1);
desc.DisplayID[sizeof(desc.DisplayID)-1] = 0;
strncpy(desc.ModelName, edid.MonitorName, sizeof(desc.ModelName)-1);
desc.ModelName[sizeof(desc.ModelName)-1] = 0;
strncpy(desc.EdidSerialNumber, edid.SerialNumber, sizeof(desc.EdidSerialNumber)-1);
desc.EdidSerialNumber[sizeof(desc.EdidSerialNumber)-1] = 0;
bool tallScreen = (height > width);
switch (crtcInfo->rotation)
{
default:
desc.Rotation = tallScreen ? 270 : 0;
break;
case RR_Rotate_90:
desc.Rotation = tallScreen ? 0 : 90;
break;
case RR_Rotate_180:
desc.Rotation = tallScreen ? 90 : 180;
break;
case RR_Rotate_270:
desc.Rotation = tallScreen ? 180 : 270;
break;
}
switch (mi->product_code)
{
case 3: desc.DeviceTypeGuess = HmdType_DK2; break;
case 2: desc.DeviceTypeGuess = HmdType_DKHDProto; break;
case 1: desc.DeviceTypeGuess = HmdType_DK1; break;
default:
case 0: desc.DeviceTypeGuess = HmdType_Unknown; break;
}
// Hard-coded defaults in case the device doesn't have the
// data itself. DK2 prototypes (0003) or DK HD Prototypes (0002).
if ( desc.DeviceTypeGuess == HmdType_DK2
|| desc.DeviceTypeGuess == HmdType_DKHDProto)
{
desc.ResolutionInPixels = Sizei(1920, 1080);
}
else
{
desc.ResolutionInPixels = Sizei(width, height);
}
}
delete mi;
mi = NULL;
}
else
{
XFree(data);
}
XRRFreeOutputInfo(outputInfo);
XRRFreeCrtcInfo(crtcInfo);
}
XRRFreeScreenResources(screen);
}
return result;
}
