/* * This file is part of mpv. * * mpv is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * mpv is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with mpv. If not, see . */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "config.h" #include "misc/bstr.h" #include "options/options.h" #include "options/m_config.h" #include "common/common.h" #include "common/msg.h" #include "input/input.h" #include "input/event.h" #include "x11_common.h" #include "mpv_talloc.h" #include "vo.h" #include "win_state.h" #include "osdep/io.h" #include "osdep/timer.h" #include "osdep/subprocess.h" // Specifically for mp_cancel #include "stream/stream.h" #include "input/input.h" #include "input/keycodes.h" #define vo_wm_LAYER 1 #define vo_wm_FULLSCREEN 2 #define vo_wm_STAYS_ON_TOP 4 #define vo_wm_ABOVE 8 #define vo_wm_BELOW 16 /* EWMH state actions, see http://freedesktop.org/Standards/wm-spec/index.html#id2768769 */ #define NET_WM_STATE_REMOVE 0 /* remove/unset property */ #define NET_WM_STATE_ADD 1 /* add/set property */ #define NET_WM_STATE_TOGGLE 2 /* toggle property */ #define WIN_LAYER_ONBOTTOM 2 #define WIN_LAYER_NORMAL 4 #define WIN_LAYER_ONTOP 6 #define WIN_LAYER_ABOVE_DOCK 10 #define DND_VERSION 5 #define XEMBED_VERSION 0 #define XEMBED_MAPPED (1 << 0) #define XEMBED_EMBEDDED_NOTIFY 0 #define XEMBED_REQUEST_FOCUS 3 // ----- Motif header: ------- #define MWM_HINTS_FUNCTIONS (1L << 0) #define MWM_HINTS_DECORATIONS (1L << 1) #define MWM_FUNC_RESIZE (1L << 1) #define MWM_FUNC_MOVE (1L << 2) #define MWM_FUNC_MINIMIZE (1L << 3) #define MWM_FUNC_MAXIMIZE (1L << 4) #define MWM_FUNC_CLOSE (1L << 5) #define MWM_DECOR_ALL (1L << 0) typedef struct { long flags; long functions; long decorations; long input_mode; long state; } MotifWmHints; static const char x11_icon[] = #include "video/out/x11_icon.inc" ; static struct mp_log *x11_error_output; static atomic_int x11_error_silence; static void vo_x11_update_geometry(struct vo *vo); static void vo_x11_fullscreen(struct vo *vo); static void xscreensaver_heartbeat(struct vo_x11_state *x11); static void set_screensaver(struct vo_x11_state *x11, bool enabled); static void vo_x11_selectinput_witherr(struct vo *vo, Display *display, Window w, long event_mask); static void vo_x11_setlayer(struct vo *vo, bool ontop); static void vo_x11_xembed_handle_message(struct vo *vo, XClientMessageEvent *ce); static void vo_x11_xembed_send_message(struct vo_x11_state *x11, long m[4]); static void vo_x11_move_resize(struct vo *vo, bool move, bool resize, struct mp_rect rc); #define XA(x11, s) (XInternAtom((x11)->display, # s, False)) #define XAs(x11, s) XInternAtom((x11)->display, s, False) #define RC_W(rc) ((rc).x1 - (rc).x0) #define RC_H(rc) ((rc).y1 - (rc).y0) static char *x11_atom_name_buf(struct vo_x11_state *x11, Atom atom, char *buf, size_t buf_size) { buf[0] = '\0'; char *new_name = XGetAtomName(x11->display, atom); if (new_name) { snprintf(buf, buf_size, "%s", new_name); XFree(new_name); } return buf; } #define x11_atom_name(x11, atom) x11_atom_name_buf(x11, atom, (char[80]){0}, 80) // format = 8 (unsigned char), 16 (short), 32 (long, even on LP64 systems) // *out_nitems = returned number of items of requested format static void *x11_get_property(struct vo_x11_state *x11, Window w, Atom property, Atom type, int format, int *out_nitems) { assert(format == 8 || format == 16 || format == 32); *out_nitems = 0; if (!w) return NULL; long max_len = 128 * 1024 * 1024; // static maximum limit Atom ret_type = 0; int ret_format = 0; unsigned long ret_nitems = 0; unsigned long ret_bytesleft = 0; unsigned char *ret_prop = NULL; if (XGetWindowProperty(x11->display, w, property, 0, max_len, False, type, &ret_type, &ret_format, &ret_nitems, &ret_bytesleft, &ret_prop) != Success) return NULL; if (ret_format != format || ret_nitems < 1 || ret_bytesleft) { XFree(ret_prop); ret_prop = NULL; ret_nitems = 0; } *out_nitems = ret_nitems; return ret_prop; } static bool x11_get_property_copy(struct vo_x11_state *x11, Window w, Atom property, Atom type, int format, void *dst, size_t dst_size) { bool ret = false; int len; void *ptr = x11_get_property(x11, w, property, type, format, &len); if (ptr) { size_t ib = format == 32 ? sizeof(long) : format / 8; if (dst_size / ib >= len) { memcpy(dst, ptr, dst_size); ret = true; } XFree(ptr); } return ret; } static void x11_send_ewmh_msg(struct vo_x11_state *x11, char *message_type, long params[5]) { if (!x11->window) return; XEvent xev = { .xclient = { .type = ClientMessage, .send_event = True, .message_type = XInternAtom(x11->display, message_type, False), .window = x11->window, .format = 32, }, }; for (int n = 0; n < 5; n++) xev.xclient.data.l[n] = params[n]; if (!XSendEvent(x11->display, x11->rootwin, False, SubstructureRedirectMask | SubstructureNotifyMask, &xev)) MP_ERR(x11, "Couldn't send EWMH %s message!\n", message_type); } // change the _NET_WM_STATE hint. Remove or add the state according to "set". static void x11_set_ewmh_state(struct vo_x11_state *x11, char *state, bool set) { long params[5] = { set ? NET_WM_STATE_ADD : NET_WM_STATE_REMOVE, XInternAtom(x11->display, state, False), }; x11_send_ewmh_msg(x11, "_NET_WM_STATE", params); } static void vo_set_cursor_hidden(struct vo *vo, bool cursor_hidden) { Cursor no_ptr; Pixmap bm_no; XColor black, dummy; Colormap colormap; const char bm_no_data[] = {0, 0, 0, 0, 0, 0, 0, 0}; struct vo_x11_state *x11 = vo->x11; Display *disp = x11->display; Window win = x11->window; if (cursor_hidden == x11->mouse_cursor_hidden) return; x11->mouse_cursor_hidden = cursor_hidden; if (x11->parent == x11->rootwin || !win) return; // do not hide if playing on the root window if (x11->mouse_cursor_hidden) { colormap = DefaultColormap(disp, DefaultScreen(disp)); if (!XAllocNamedColor(disp, colormap, "black", &black, &dummy)) return; // color alloc failed, give up bm_no = XCreateBitmapFromData(disp, win, bm_no_data, 8, 8); no_ptr = XCreatePixmapCursor(disp, bm_no, bm_no, &black, &black, 0, 0); XDefineCursor(disp, win, no_ptr); XFreeCursor(disp, no_ptr); if (bm_no != None) XFreePixmap(disp, bm_no); XFreeColors(disp, colormap, &black.pixel, 1, 0); } else { XDefineCursor(x11->display, x11->window, 0); } } static int x11_errorhandler(Display *display, XErrorEvent *event) { struct mp_log *log = x11_error_output; if (!log) return 0; char msg[60]; XGetErrorText(display, event->error_code, (char *) &msg, sizeof(msg)); int lev = atomic_load(&x11_error_silence) ? MSGL_V : MSGL_ERR; mp_msg(log, lev, "X11 error: %s\n", msg); mp_msg(log, lev, "Type: %x, display: %p, resourceid: %lx, serial: %lx\n", event->type, event->display, event->resourceid, event->serial); mp_msg(log, lev, "Error code: %x, request code: %x, minor code: %x\n", event->error_code, event->request_code, event->minor_code); return 0; } void vo_x11_silence_xlib(int dir) { atomic_fetch_add(&x11_error_silence, dir); } static int net_wm_support_state_test(struct vo_x11_state *x11, Atom atom) { #define NET_WM_STATE_TEST(x) { \ if (atom == XA(x11, _NET_WM_STATE_##x)) { \ MP_VERBOSE(x11, "Detected wm supports " #x " state.\n" ); \ return vo_wm_##x; \ } \ } NET_WM_STATE_TEST(FULLSCREEN); NET_WM_STATE_TEST(ABOVE); NET_WM_STATE_TEST(STAYS_ON_TOP); NET_WM_STATE_TEST(BELOW); return 0; } static int vo_wm_detect(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; int i; int wm = 0; int nitems; Atom *args = NULL; Window win = x11->rootwin; if (x11->parent) return 0; // -- supports layers args = x11_get_property(x11, win, XA(x11, _WIN_PROTOCOLS), XA_ATOM, 32, &nitems); if (args) { for (i = 0; i < nitems; i++) { if (args[i] == XA(x11, _WIN_LAYER)) { MP_VERBOSE(x11, "Detected wm supports layers.\n"); wm |= vo_wm_LAYER; } } XFree(args); } // --- netwm args = x11_get_property(x11, win, XA(x11, _NET_SUPPORTED), XA_ATOM, 32, &nitems); if (args) { MP_VERBOSE(x11, "Detected wm supports NetWM.\n"); if (vo->opts->x11_netwm >= 0) { for (i = 0; i < nitems; i++) wm |= net_wm_support_state_test(vo->x11, args[i]); } else { MP_VERBOSE(x11, "NetWM usage disabled by user.\n"); } XFree(args); } if (wm == 0) MP_VERBOSE(x11, "Unknown wm type...\n"); if (vo->opts->x11_netwm > 0 && !(wm & vo_wm_FULLSCREEN)) { MP_WARN(x11, "Forcing NetWM FULLSCREEN support.\n"); wm |= vo_wm_FULLSCREEN; } return wm; } static void xrandr_read(struct vo_x11_state *x11) { for(int i = 0; i < x11->num_displays; i++) talloc_free(x11->displays[i].name); x11->num_displays = 0; if (x11->xrandr_event < 0) { int event_base, error_base; if (!XRRQueryExtension(x11->display, &event_base, &error_base)) { MP_VERBOSE(x11, "Couldn't init Xrandr.\n"); return; } x11->xrandr_event = event_base + RRNotify; XRRSelectInput(x11->display, x11->rootwin, RRScreenChangeNotifyMask | RRCrtcChangeNotifyMask | RROutputChangeNotifyMask); } XRRScreenResources *r = XRRGetScreenResourcesCurrent(x11->display, x11->rootwin); if (!r) { MP_VERBOSE(x11, "Xrandr doesn't work.\n"); return; } for (int o = 0; o < r->noutput; o++) { RROutput output = r->outputs[o]; XRRCrtcInfo *crtc = NULL; XRROutputInfo *out = XRRGetOutputInfo(x11->display, r, output); if (!out || !out->crtc) goto next; crtc = XRRGetCrtcInfo(x11->display, r, out->crtc); if (!crtc) goto next; for (int om = 0; om < out->nmode; om++) { RRMode xm = out->modes[om]; for (int n = 0; n < r->nmode; n++) { XRRModeInfo m = r->modes[n]; if (m.id != xm || crtc->mode != xm) continue; if (x11->num_displays >= MAX_DISPLAYS) continue; double vTotal = m.vTotal; if (m.modeFlags & RR_DoubleScan) vTotal *= 2; if (m.modeFlags & RR_Interlace) vTotal /= 2; struct xrandr_display d = { .rc = { crtc->x, crtc->y, crtc->x + crtc->width, crtc->y + crtc->height }, .fps = m.dotClock / (m.hTotal * vTotal), .name = talloc_strdup(x11, out->name), }; int num = x11->num_displays++; MP_VERBOSE(x11, "Display %d (%s): [%d, %d, %d, %d] @ %f FPS\n", num, d.name, d.rc.x0, d.rc.y0, d.rc.x1, d.rc.y1, d.fps); x11->displays[num] = d; } } next: if (crtc) XRRFreeCrtcInfo(crtc); if (out) XRRFreeOutputInfo(out); } XRRFreeScreenResources(r); } static void vo_x11_update_screeninfo(struct vo *vo) { struct mp_vo_opts *opts = vo->opts; struct vo_x11_state *x11 = vo->x11; bool all_screens = opts->fullscreen && opts->fsscreen_id == -2; x11->screenrc = (struct mp_rect){.x1 = x11->ws_width, .y1 = x11->ws_height}; if (opts->screen_id >= -1 && XineramaIsActive(x11->display) && !all_screens) { int screen = opts->fullscreen ? opts->fsscreen_id : opts->screen_id; XineramaScreenInfo *screens; int num_screens; screens = XineramaQueryScreens(x11->display, &num_screens); if (screen >= num_screens) screen = num_screens - 1; if (screen == -1) { int x = x11->winrc.x0 + RC_W(x11->winrc) / 2; int y = x11->winrc.y0 + RC_H(x11->winrc) / 2; for (screen = num_screens - 1; screen > 0; screen--) { int left = screens[screen].x_org; int right = left + screens[screen].width; int top = screens[screen].y_org; int bottom = top + screens[screen].height; if (left <= x && x <= right && top <= y && y <= bottom) break; } } if (screen < 0) screen = 0; x11->screenrc = (struct mp_rect){ .x0 = screens[screen].x_org, .y0 = screens[screen].y_org, .x1 = screens[screen].x_org + screens[screen].width, .y1 = screens[screen].y_org + screens[screen].height, }; XFree(screens); } } // Get the monitors for the 4 edges of the rectangle spanning all screens. static void vo_x11_get_bounding_monitors(struct vo_x11_state *x11, long b[4]) { //top bottom left right b[0] = b[1] = b[2] = b[3] = 0; int num_screens = 0; XineramaScreenInfo *screens = XineramaQueryScreens(x11->display, &num_screens); if (!screens) return; for (int n = 0; n < num_screens; n++) { XineramaScreenInfo *s = &screens[n]; if (s->y_org < screens[b[0]].y_org) b[0] = n; if (s->y_org + s->height > screens[b[1]].y_org + screens[b[1]].height) b[1] = n; if (s->x_org < screens[b[2]].x_org) b[2] = n; if (s->x_org + s->width > screens[b[3]].x_org + screens[b[3]].width) b[3] = n; } XFree(screens); } static void *screensaver_thread(void *arg) { struct vo_x11_state *x11 = arg; for (;;) { sem_wait(&x11->screensaver_sem); // don't queue multiple wakeups while (!sem_trywait(&x11->screensaver_sem)) {} if (atomic_load(&x11->screensaver_terminate)) break; char *args[] = {"xdg-screensaver", "reset", NULL}; int status = mp_subprocess(args, NULL, NULL, mp_devnull, mp_devnull, &(char*){0}); if (status) { MP_VERBOSE(x11, "Disabling screensaver failed (%d). Make sure the " "xdg-screensaver script is installed.\n", status); break; } } return NULL; } int vo_x11_init(struct vo *vo) { struct mp_vo_opts *opts = vo->opts; char *dispName; assert(!vo->x11); XInitThreads(); struct vo_x11_state *x11 = talloc_ptrtype(NULL, x11); *x11 = (struct vo_x11_state){ .log = mp_log_new(x11, vo->log, "x11"), .input_ctx = vo->input_ctx, .screensaver_enabled = true, .xrandr_event = -1, .wakeup_pipe = {-1, -1}, .dpi_scale = 1, }; vo->x11 = x11; sem_init(&x11->screensaver_sem, 0, 0); if (pthread_create(&x11->screensaver_thread, NULL, screensaver_thread, x11)) { sem_destroy(&x11->screensaver_sem); goto error; } x11->screensaver_thread_running = true; x11_error_output = x11->log; XSetErrorHandler(x11_errorhandler); dispName = XDisplayName(NULL); MP_VERBOSE(x11, "X11 opening display: %s\n", dispName); x11->display = XOpenDisplay(dispName); if (!x11->display) { MP_MSG(x11, vo->probing ? MSGL_V : MSGL_ERR, "couldn't open the X11 display (%s)!\n", dispName); goto error; } x11->screen = DefaultScreen(x11->display); // screen ID x11->rootwin = RootWindow(x11->display, x11->screen); // root window ID if (vo->opts->WinID >= 0) x11->parent = vo->opts->WinID ? vo->opts->WinID : x11->rootwin; if (!opts->native_keyrepeat) { Bool ok = False; XkbSetDetectableAutoRepeat(x11->display, True, &ok); x11->no_autorepeat = ok; } x11->xim = XOpenIM(x11->display, NULL, NULL, NULL); if (!x11->xim) MP_WARN(x11, "XOpenIM() failed. Unicode input will not work.\n"); x11->ws_width = DisplayWidth(x11->display, x11->screen); x11->ws_height = DisplayHeight(x11->display, x11->screen); if (strncmp(dispName, "unix:", 5) == 0) dispName += 4; else if (strncmp(dispName, "localhost:", 10) == 0) dispName += 9; x11->display_is_local = dispName[0] == ':' && atoi(dispName + 1) < 10; MP_VERBOSE(x11, "X11 running at %dx%d (\"%s\" => %s display)\n", x11->ws_width, x11->ws_height, dispName, x11->display_is_local ? "local" : "remote"); int w_mm = DisplayWidthMM(x11->display, x11->screen); int h_mm = DisplayHeightMM(x11->display, x11->screen); double dpi_x = x11->ws_width * 25.4 / w_mm; double dpi_y = x11->ws_height * 25.4 / h_mm; double base_dpi = 96; if (isfinite(dpi_x) && isfinite(dpi_y)) { int s_x = lrint(MPCLAMP(dpi_x / base_dpi, 0, 10)); int s_y = lrint(MPCLAMP(dpi_y / base_dpi, 0, 10)); if (s_x == s_y && s_x > 1 && s_x < 10) { x11->dpi_scale = s_x; MP_VERBOSE(x11, "Assuming DPI scale %d for prescaling. This can " "be disabled with --hidpi-window-scale=no.\n", x11->dpi_scale); } } x11->wm_type = vo_wm_detect(vo); x11->event_fd = ConnectionNumber(x11->display); mp_make_wakeup_pipe(x11->wakeup_pipe); xrandr_read(x11); vo_x11_update_geometry(vo); return 1; error: vo_x11_uninit(vo); return 0; } static const struct mp_keymap keymap[] = { // special keys {XK_Pause, MP_KEY_PAUSE}, {XK_Escape, MP_KEY_ESC}, {XK_BackSpace, MP_KEY_BS}, {XK_Tab, MP_KEY_TAB}, {XK_Return, MP_KEY_ENTER}, {XK_Menu, MP_KEY_MENU}, {XK_Print, MP_KEY_PRINT}, {XK_Cancel, MP_KEY_CANCEL}, // cursor keys {XK_Left, MP_KEY_LEFT}, {XK_Right, MP_KEY_RIGHT}, {XK_Up, MP_KEY_UP}, {XK_Down, MP_KEY_DOWN}, // navigation block {XK_Insert, MP_KEY_INSERT}, {XK_Delete, MP_KEY_DELETE}, {XK_Home, MP_KEY_HOME}, {XK_End, MP_KEY_END}, {XK_Page_Up, MP_KEY_PAGE_UP}, {XK_Page_Down, MP_KEY_PAGE_DOWN}, // F-keys {XK_F1, MP_KEY_F+1}, {XK_F2, MP_KEY_F+2}, {XK_F3, MP_KEY_F+3}, {XK_F4, MP_KEY_F+4}, {XK_F5, MP_KEY_F+5}, {XK_F6, MP_KEY_F+6}, {XK_F7, MP_KEY_F+7}, {XK_F8, MP_KEY_F+8}, {XK_F9, MP_KEY_F+9}, {XK_F10, MP_KEY_F+10}, {XK_F11, MP_KEY_F+11}, {XK_F12, MP_KEY_F+12}, // numpad independent of numlock {XK_KP_Subtract, '-'}, {XK_KP_Add, '+'}, {XK_KP_Multiply, '*'}, {XK_KP_Divide, '/'}, {XK_KP_Enter, MP_KEY_KPENTER}, // numpad with numlock {XK_KP_0, MP_KEY_KP0}, {XK_KP_1, MP_KEY_KP1}, {XK_KP_2, MP_KEY_KP2}, {XK_KP_3, MP_KEY_KP3}, {XK_KP_4, MP_KEY_KP4}, {XK_KP_5, MP_KEY_KP5}, {XK_KP_6, MP_KEY_KP6}, {XK_KP_7, MP_KEY_KP7}, {XK_KP_8, MP_KEY_KP8}, {XK_KP_9, MP_KEY_KP9}, {XK_KP_Decimal, MP_KEY_KPDEC}, {XK_KP_Separator, MP_KEY_KPDEC}, // numpad without numlock {XK_KP_Insert, MP_KEY_KPINS}, {XK_KP_End, MP_KEY_KP1}, {XK_KP_Down, MP_KEY_KP2}, {XK_KP_Page_Down, MP_KEY_KP3}, {XK_KP_Left, MP_KEY_KP4}, {XK_KP_Begin, MP_KEY_KP5}, {XK_KP_Right, MP_KEY_KP6}, {XK_KP_Home, MP_KEY_KP7}, {XK_KP_Up, MP_KEY_KP8}, {XK_KP_Page_Up, MP_KEY_KP9}, {XK_KP_Delete, MP_KEY_KPDEL}, {XF86XK_MenuKB, MP_KEY_MENU}, {XF86XK_AudioPlay, MP_KEY_PLAY}, {XF86XK_AudioPause, MP_KEY_PAUSE}, {XF86XK_AudioStop, MP_KEY_STOP}, {XF86XK_AudioPrev, MP_KEY_PREV}, {XF86XK_AudioNext, MP_KEY_NEXT}, {XF86XK_AudioRewind, MP_KEY_REWIND}, {XF86XK_AudioForward, MP_KEY_FORWARD}, {XF86XK_AudioMute, MP_KEY_MUTE}, {XF86XK_AudioLowerVolume, MP_KEY_VOLUME_DOWN}, {XF86XK_AudioRaiseVolume, MP_KEY_VOLUME_UP}, {XF86XK_HomePage, MP_KEY_HOMEPAGE}, {XF86XK_WWW, MP_KEY_WWW}, {XF86XK_Mail, MP_KEY_MAIL}, {XF86XK_Favorites, MP_KEY_FAVORITES}, {XF86XK_Search, MP_KEY_SEARCH}, {XF86XK_Sleep, MP_KEY_SLEEP}, {0, 0} }; static int vo_x11_lookupkey(int key) { const char *passthrough_keys = " -+*/<>`~!@#$%^&()_{}:;\"\',.?\\|=[]"; int mpkey = 0; if ((key >= 'a' && key <= 'z') || (key >= 'A' && key <= 'Z') || (key >= '0' && key <= '9') || (key > 0 && key < 256 && strchr(passthrough_keys, key))) mpkey = key; if (!mpkey) mpkey = lookup_keymap_table(keymap, key); // XFree86 keysym range; typically contains obscure "extra" keys if (!mpkey && key >= 0x10080001 && key <= 0x1008FFFF) { mpkey = MP_KEY_UNKNOWN_RESERVED_START + (key - 0x10080000); if (mpkey > MP_KEY_UNKNOWN_RESERVED_LAST) mpkey = 0; } return mpkey; } static void vo_x11_decoration(struct vo *vo, bool d) { struct vo_x11_state *x11 = vo->x11; if (x11->parent || !x11->window) return; Atom motif_hints = XA(x11, _MOTIF_WM_HINTS); MotifWmHints mhints = {0}; bool got = x11_get_property_copy(x11, x11->window, motif_hints, motif_hints, 32, &mhints, sizeof(mhints)); // hints weren't set, and decorations requested -> assume WM displays them if (!got && d) return; if (!got) { mhints.flags = MWM_HINTS_FUNCTIONS; mhints.functions = MWM_FUNC_MOVE | MWM_FUNC_CLOSE | MWM_FUNC_MINIMIZE | MWM_FUNC_MAXIMIZE | MWM_FUNC_RESIZE; } mhints.flags |= MWM_HINTS_DECORATIONS; mhints.decorations = d ? MWM_DECOR_ALL : 0; XChangeProperty(x11->display, x11->window, motif_hints, motif_hints, 32, PropModeReplace, (unsigned char *) &mhints, 5); } static void vo_x11_classhint(struct vo *vo, Window window, const char *name) { struct mp_vo_opts *opts = vo->opts; struct vo_x11_state *x11 = vo->x11; XClassHint wmClass; long pid = getpid(); wmClass.res_name = opts->winname ? opts->winname : (char *)name; wmClass.res_class = "mpv"; XSetClassHint(x11->display, window, &wmClass); XChangeProperty(x11->display, window, XA(x11, _NET_WM_PID), XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &pid, 1); } void vo_x11_uninit(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; if (!x11) return; mp_input_put_key(x11->input_ctx, MP_INPUT_RELEASE_ALL); set_screensaver(x11, true); if (x11->window != None) vo_set_cursor_hidden(vo, false); if (x11->window != None && x11->window != x11->rootwin) { XUnmapWindow(x11->display, x11->window); XDestroyWindow(x11->display, x11->window); } if (x11->xic) XDestroyIC(x11->xic); if (x11->colormap != None) XFreeColormap(vo->x11->display, x11->colormap); MP_VERBOSE(x11, "uninit ...\n"); if (x11->xim) XCloseIM(x11->xim); if (x11->display) { XSetErrorHandler(NULL); x11_error_output = NULL; XCloseDisplay(x11->display); } if (x11->screensaver_thread_running) { atomic_store(&x11->screensaver_terminate, true); sem_post(&x11->screensaver_sem); pthread_join(x11->screensaver_thread, NULL); sem_destroy(&x11->screensaver_sem); } for (int n = 0; n < 2; n++) close(x11->wakeup_pipe[n]); talloc_free(x11); vo->x11 = NULL; } #define DND_PROPERTY "mpv_dnd_selection" static void vo_x11_dnd_init_window(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; Atom version = DND_VERSION; XChangeProperty(x11->display, x11->window, XA(x11, XdndAware), XA_ATOM, 32, PropModeReplace, (unsigned char *)&version, 1); } // The Atom does not always map to a mime type, but often. static char *x11_dnd_mime_type_buf(struct vo_x11_state *x11, Atom atom, char *buf, size_t buf_size) { if (atom == XInternAtom(x11->display, "UTF8_STRING", False)) return "text"; return x11_atom_name_buf(x11, atom, buf, buf_size); } #define x11_dnd_mime_type(x11, atom) \ x11_dnd_mime_type_buf(x11, atom, (char[80]){0}, 80) static bool dnd_format_is_better(struct vo_x11_state *x11, Atom cur, Atom new) { int new_score = mp_event_get_mime_type_score(x11->input_ctx, x11_dnd_mime_type(x11, new)); int cur_score = -1; if (cur) { cur_score = mp_event_get_mime_type_score(x11->input_ctx, x11_dnd_mime_type(x11, cur)); } return new_score >= 0 && new_score > cur_score; } static void dnd_select_format(struct vo_x11_state *x11, Atom *args, int items) { x11->dnd_requested_format = 0; for (int n = 0; n < items; n++) { MP_VERBOSE(x11, "DnD type: '%s'\n", x11_atom_name(x11, args[n])); // There are other types; possibly not worth supporting. if (dnd_format_is_better(x11, x11->dnd_requested_format, args[n])) x11->dnd_requested_format = args[n]; } MP_VERBOSE(x11, "Selected DnD type: %s\n", x11->dnd_requested_format ? x11_atom_name(x11, x11->dnd_requested_format) : "(none)"); } static void dnd_reset(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; x11->dnd_src_window = 0; x11->dnd_requested_format = 0; } static void vo_x11_dnd_handle_message(struct vo *vo, XClientMessageEvent *ce) { struct vo_x11_state *x11 = vo->x11; if (!x11->window) return; if (ce->message_type == XA(x11, XdndEnter)) { x11->dnd_requested_format = 0; Window src = ce->data.l[0]; if (ce->data.l[1] & 1) { int nitems; Atom *args = x11_get_property(x11, src, XA(x11, XdndTypeList), XA_ATOM, 32, &nitems); if (args) { dnd_select_format(x11, args, nitems); XFree(args); } } else { Atom args[3]; for (int n = 2; n <= 4; n++) args[n - 2] = ce->data.l[n]; dnd_select_format(x11, args, 3); } } else if (ce->message_type == XA(x11, XdndPosition)) { x11->dnd_requested_action = ce->data.l[4]; Window src = ce->data.l[0]; XEvent xev; xev.xclient.type = ClientMessage; xev.xclient.serial = 0; xev.xclient.send_event = True; xev.xclient.message_type = XA(x11, XdndStatus); xev.xclient.window = src; xev.xclient.format = 32; xev.xclient.data.l[0] = x11->window; xev.xclient.data.l[1] = x11->dnd_requested_format ? 1 : 0; xev.xclient.data.l[2] = 0; xev.xclient.data.l[3] = 0; xev.xclient.data.l[4] = XA(x11, XdndActionCopy); XSendEvent(x11->display, src, False, 0, &xev); } else if (ce->message_type == XA(x11, XdndDrop)) { x11->dnd_src_window = ce->data.l[0]; XConvertSelection(x11->display, XA(x11, XdndSelection), x11->dnd_requested_format, XAs(x11, DND_PROPERTY), x11->window, ce->data.l[2]); } else if (ce->message_type == XA(x11, XdndLeave)) { dnd_reset(vo); } } static void vo_x11_dnd_handle_selection(struct vo *vo, XSelectionEvent *se) { struct vo_x11_state *x11 = vo->x11; if (!x11->window || !x11->dnd_src_window) return; bool success = false; if (se->selection == XA(x11, XdndSelection) && se->property == XAs(x11, DND_PROPERTY) && se->target == x11->dnd_requested_format) { int nitems; void *prop = x11_get_property(x11, x11->window, XAs(x11, DND_PROPERTY), x11->dnd_requested_format, 8, &nitems); if (prop) { enum mp_dnd_action action = x11->dnd_requested_action == XA(x11, XdndActionCopy) ? DND_REPLACE : DND_APPEND; char *mime_type = x11_dnd_mime_type(x11, x11->dnd_requested_format); MP_VERBOSE(x11, "Dropping type: %s (%s)\n", x11_atom_name(x11, x11->dnd_requested_format), mime_type); // No idea if this is guaranteed to be \0-padded, so use bstr. success = mp_event_drop_mime_data(x11->input_ctx, mime_type, (bstr){prop, nitems}, action) > 0; XFree(prop); } } XEvent xev; xev.xclient.type = ClientMessage; xev.xclient.serial = 0; xev.xclient.send_event = True; xev.xclient.message_type = XA(x11, XdndFinished); xev.xclient.window = x11->dnd_src_window; xev.xclient.format = 32; xev.xclient.data.l[0] = x11->window; xev.xclient.data.l[1] = success ? 1 : 0; xev.xclient.data.l[2] = success ? XA(x11, XdndActionCopy) : 0; xev.xclient.data.l[3] = 0; xev.xclient.data.l[4] = 0; XSendEvent(x11->display, x11->dnd_src_window, False, 0, &xev); dnd_reset(vo); } static void update_vo_size(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; if (RC_W(x11->winrc) != vo->dwidth || RC_H(x11->winrc) != vo->dheight) { vo->dwidth = RC_W(x11->winrc); vo->dheight = RC_H(x11->winrc); x11->pending_vo_events |= VO_EVENT_RESIZE; } } static int get_mods(unsigned int state) { int modifiers = 0; if (state & ShiftMask) modifiers |= MP_KEY_MODIFIER_SHIFT; if (state & ControlMask) modifiers |= MP_KEY_MODIFIER_CTRL; if (state & Mod1Mask) modifiers |= MP_KEY_MODIFIER_ALT; if (state & Mod4Mask) modifiers |= MP_KEY_MODIFIER_META; return modifiers; } static void vo_x11_update_composition_hint(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; long hint = 0; switch (vo->opts->x11_bypass_compositor) { case 0: hint = 0; break; // leave default case 1: hint = 1; break; // always bypass case 2: hint = x11->fs ? 1 : 0; break; // bypass in FS case 3: hint = 2; break; // always enable } XChangeProperty(x11->display, x11->window, XA(x11,_NET_WM_BYPASS_COMPOSITOR), XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&hint, 1); } static void vo_x11_check_net_wm_state_fullscreen_change(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; if (x11->wm_type & vo_wm_FULLSCREEN) { int num_elems; long *elems = x11_get_property(x11, x11->window, XA(x11, _NET_WM_STATE), XA_ATOM, 32, &num_elems); int is_fullscreen = 0; if (elems) { Atom fullscreen_prop = XA(x11, _NET_WM_STATE_FULLSCREEN); for (int n = 0; n < num_elems; n++) { if (elems[n] == fullscreen_prop) { is_fullscreen = 1; break; } } XFree(elems); } if ((vo->opts->fullscreen && !is_fullscreen) || (!vo->opts->fullscreen && is_fullscreen)) { vo->opts->fullscreen = is_fullscreen; x11->fs = is_fullscreen; x11->pending_vo_events |= VO_EVENT_FULLSCREEN_STATE; if (!is_fullscreen && (x11->pos_changed_during_fs || x11->size_changed_during_fs)) { vo_x11_move_resize(vo, x11->pos_changed_during_fs, x11->size_changed_during_fs, x11->nofsrc); } x11->size_changed_during_fs = false; x11->pos_changed_during_fs = false; vo_x11_update_composition_hint(vo); } } } void vo_x11_check_events(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; Display *display = vo->x11->display; XEvent Event; xscreensaver_heartbeat(vo->x11); while (XPending(display)) { XNextEvent(display, &Event); MP_TRACE(x11, "XEvent: %d\n", Event.type); switch (Event.type) { case Expose: x11->pending_vo_events |= VO_EVENT_EXPOSE; break; case ConfigureNotify: if (x11->window == None) break; vo_x11_update_geometry(vo); if (x11->parent && Event.xconfigure.window == x11->parent) { MP_TRACE(x11, "adjusting embedded window position\n"); XMoveResizeWindow(x11->display, x11->window, 0, 0, RC_W(x11->winrc), RC_H(x11->winrc)); } break; case KeyPress: { char buf[100]; KeySym keySym = 0; int modifiers = get_mods(Event.xkey.state); if (x11->no_autorepeat) modifiers |= MP_KEY_STATE_DOWN; if (x11->xic) { Status status; int len = Xutf8LookupString(x11->xic, &Event.xkey, buf, sizeof(buf), &keySym, &status); int mpkey = vo_x11_lookupkey(keySym); if (mpkey) { mp_input_put_key(x11->input_ctx, mpkey | modifiers); } else if (status == XLookupChars || status == XLookupBoth) { struct bstr t = { buf, len }; mp_input_put_key_utf8(x11->input_ctx, modifiers, t); } } else { XLookupString(&Event.xkey, buf, sizeof(buf), &keySym, &x11->compose_status); int mpkey = vo_x11_lookupkey(keySym); if (mpkey) mp_input_put_key(x11->input_ctx, mpkey | modifiers); } break; } // Releasing all keys in these situations is simpler and ensures no // keys can be get "stuck". case FocusOut: case KeyRelease: { if (x11->no_autorepeat) mp_input_put_key(x11->input_ctx, MP_INPUT_RELEASE_ALL); x11->win_drag_button1_down = false; break; } case MotionNotify: if (x11->win_drag_button1_down && !x11->fs && !mp_input_test_dragging(x11->input_ctx, Event.xmotion.x, Event.xmotion.y)) { mp_input_put_key(x11->input_ctx, MP_INPUT_RELEASE_ALL); XUngrabPointer(x11->display, CurrentTime); long params[5] = { Event.xmotion.x_root, Event.xmotion.y_root, 8, // _NET_WM_MOVERESIZE_MOVE 1, // button 1 1, // source indication: normal }; x11_send_ewmh_msg(x11, "_NET_WM_MOVERESIZE", params); } else { mp_input_set_mouse_pos(x11->input_ctx, Event.xmotion.x, Event.xmotion.y); } x11->win_drag_button1_down = false; break; case LeaveNotify: if (Event.xcrossing.mode != NotifyNormal) break; x11->win_drag_button1_down = false; mp_input_put_key(x11->input_ctx, MP_KEY_MOUSE_LEAVE); break; case EnterNotify: if (Event.xcrossing.mode != NotifyNormal) break; mp_input_put_key(x11->input_ctx, MP_KEY_MOUSE_ENTER); break; case ButtonPress: if (Event.xbutton.button == 1) x11->win_drag_button1_down = true; mp_input_put_key(x11->input_ctx, (MP_MOUSE_BTN0 + Event.xbutton.button - 1) | get_mods(Event.xbutton.state) | MP_KEY_STATE_DOWN); long msg[4] = {XEMBED_REQUEST_FOCUS}; vo_x11_xembed_send_message(x11, msg); break; case ButtonRelease: if (Event.xbutton.button == 1) x11->win_drag_button1_down = false; mp_input_put_key(x11->input_ctx, (MP_MOUSE_BTN0 + Event.xbutton.button - 1) | get_mods(Event.xbutton.state) | MP_KEY_STATE_UP); break; case MapNotify: x11->window_hidden = false; x11->pseudo_mapped = true; x11->current_icc_screen = -1; vo_x11_update_geometry(vo); break; case DestroyNotify: MP_WARN(x11, "Our window was destroyed, exiting\n"); mp_input_put_key(x11->input_ctx, MP_KEY_CLOSE_WIN); x11->window = 0; break; case ClientMessage: if (Event.xclient.message_type == XA(x11, WM_PROTOCOLS) && Event.xclient.data.l[0] == XA(x11, WM_DELETE_WINDOW)) mp_input_put_key(x11->input_ctx, MP_KEY_CLOSE_WIN); vo_x11_dnd_handle_message(vo, &Event.xclient); vo_x11_xembed_handle_message(vo, &Event.xclient); break; case SelectionNotify: vo_x11_dnd_handle_selection(vo, &Event.xselection); break; case PropertyNotify: if (Event.xproperty.atom == XA(x11, _NET_FRAME_EXTENTS) || Event.xproperty.atom == XA(x11, WM_STATE)) { if (!x11->pseudo_mapped && !x11->parent) { MP_VERBOSE(x11, "not waiting for MapNotify\n"); x11->pseudo_mapped = true; } } else if (Event.xproperty.atom == XA(x11, _NET_WM_STATE)) { x11->pending_vo_events |= VO_EVENT_WIN_STATE; vo_x11_check_net_wm_state_fullscreen_change(vo); } else if (Event.xproperty.atom == x11->icc_profile_property) { x11->pending_vo_events |= VO_EVENT_ICC_PROFILE_CHANGED; } break; default: if (Event.type == x11->ShmCompletionEvent) { if (x11->ShmCompletionWaitCount > 0) x11->ShmCompletionWaitCount--; } if (Event.type == x11->xrandr_event) { xrandr_read(x11); vo_x11_update_geometry(vo); } break; } } update_vo_size(vo); } static void vo_x11_sizehint(struct vo *vo, struct mp_rect rc, bool override_pos) { struct mp_vo_opts *opts = vo->opts; struct vo_x11_state *x11 = vo->x11; if (!x11->window || x11->parent) return; bool force_pos = opts->geometry.xy_valid || // explicitly forced by user opts->force_window_position || // resize -> reset position opts->screen_id >= 0 || // force onto screen area x11->parent || // force to fill parent override_pos; // for fullscreen and such XSizeHints *hint = XAllocSizeHints(); if (!hint) return; // OOM hint->flags |= PSize | (force_pos ? PPosition : 0); hint->x = rc.x0; hint->y = rc.y0; hint->width = RC_W(rc); hint->height = RC_H(rc); hint->max_width = 0; hint->max_height = 0; if (opts->keepaspect && opts->keepaspect_window) { hint->flags |= PAspect; hint->min_aspect.x = hint->width; hint->min_aspect.y = hint->height; hint->max_aspect.x = hint->width; hint->max_aspect.y = hint->height; } // Set minimum height/width to 4 to avoid off-by-one errors. hint->flags |= PMinSize; hint->min_width = hint->min_height = 4; // This will use the top/left corner of the window for positioning, instead // of the top/left corner of the client. _NET_MOVERESIZE_WINDOW could be // used to get a different reference point, while keeping gravity. hint->flags |= PWinGravity; hint->win_gravity = CenterGravity; XSetWMNormalHints(x11->display, x11->window, hint); XFree(hint); } static void vo_x11_move_resize(struct vo *vo, bool move, bool resize, struct mp_rect rc) { if (!vo->x11->window) return; int w = RC_W(rc), h = RC_H(rc); XWindowChanges req = {.x = rc.x0, .y = rc.y0, .width = w, .height = h}; unsigned mask = (move ? CWX | CWY : 0) | (resize ? CWWidth | CWHeight : 0); if (mask) XConfigureWindow(vo->x11->display, vo->x11->window, mask, &req); vo_x11_sizehint(vo, rc, false); } // set a X text property that expects a UTF8_STRING type static void vo_x11_set_property_utf8(struct vo *vo, Atom name, const char *t) { struct vo_x11_state *x11 = vo->x11; XChangeProperty(x11->display, x11->window, name, XA(x11, UTF8_STRING), 8, PropModeReplace, t, strlen(t)); } // set a X text property that expects a STRING or COMPOUND_TEXT type static void vo_x11_set_property_string(struct vo *vo, Atom name, const char *t) { struct vo_x11_state *x11 = vo->x11; XTextProperty prop = {0}; if (Xutf8TextListToTextProperty(x11->display, (char **)&t, 1, XStdICCTextStyle, &prop) == Success) { XSetTextProperty(x11->display, x11->window, &prop, name); } else { // Strictly speaking this violates the ICCCM, but there's no way we // can do this correctly. vo_x11_set_property_utf8(vo, name, t); } if (prop.value) XFree(prop.value); } static void vo_x11_update_window_title(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; if (!x11->window || !x11->window_title) return; vo_x11_set_property_string(vo, XA_WM_NAME, x11->window_title); vo_x11_set_property_string(vo, XA_WM_ICON_NAME, x11->window_title); vo_x11_set_property_utf8(vo, XA(x11, _NET_WM_NAME), x11->window_title); vo_x11_set_property_utf8(vo, XA(x11, _NET_WM_ICON_NAME), x11->window_title); } static void vo_x11_xembed_update(struct vo_x11_state *x11, int flags) { if (!x11->window || !x11->parent) return; long xembed_info[] = {XEMBED_VERSION, flags}; Atom name = XA(x11, _XEMBED_INFO); XChangeProperty(x11->display, x11->window, name, name, 32, PropModeReplace, (char *)xembed_info, 2); } static void vo_x11_xembed_handle_message(struct vo *vo, XClientMessageEvent *ce) { struct vo_x11_state *x11 = vo->x11; if (!x11->window || !x11->parent || ce->message_type != XA(x11, _XEMBED)) return; long msg = ce->data.l[1]; if (msg == XEMBED_EMBEDDED_NOTIFY) MP_VERBOSE(x11, "Parent windows supports XEmbed.\n"); } static void vo_x11_xembed_send_message(struct vo_x11_state *x11, long m[4]) { if (!x11->window || !x11->parent) return; XEvent ev = {.xclient = { .type = ClientMessage, .window = x11->parent, .message_type = XA(x11, _XEMBED), .format = 32, .data = {.l = { CurrentTime, m[0], m[1], m[2], m[3] }}, } }; XSendEvent(x11->display, x11->parent, False, NoEventMask, &ev); } static bstr decompress_gz(bstr in) { bstr res = {0}; z_stream zstream; uint8_t *dest; size_t size = in.len; int result; zstream.zalloc = (alloc_func) 0; zstream.zfree = (free_func) 0; zstream.opaque = (voidpf) 0; // 32 for gzip header, 15 for max. window bits if (inflateInit2(&zstream, 32 + 15) != Z_OK) goto error; zstream.next_in = (Bytef *) in.start; zstream.avail_in = size; dest = NULL; zstream.avail_out = size; do { size += 4000; dest = talloc_realloc_size(NULL, dest, size); zstream.next_out = (Bytef *) (dest + zstream.total_out); result = inflate(&zstream, Z_NO_FLUSH); if (result != Z_OK && result != Z_STREAM_END) { talloc_free(dest); dest = NULL; inflateEnd(&zstream); goto error; } zstream.avail_out += 4000; } while (zstream.avail_out == 4000 && zstream.avail_in != 0 && result != Z_STREAM_END); size = zstream.total_out; inflateEnd(&zstream); res.start = dest; res.len = size; error: return res; } #define MAX_ICONS 10 static void vo_x11_set_wm_icon(struct vo_x11_state *x11) { int num_icons = 0; void *icon_data[MAX_ICONS]; int icon_w[MAX_ICONS], icon_h[MAX_ICONS]; bstr uncompressed = decompress_gz((bstr){(char *)x11_icon, sizeof(x11_icon)}); bstr data = uncompressed; while (data.len && num_icons < MAX_ICONS) { bstr line = bstr_getline(data, &data); if (bstr_eatstart0(&line, "icon: ")) { int w, h; if (bstr_sscanf(line, "%d %d", &w, &h) == 2) { int size = w * h * 4; icon_w[num_icons] = w; icon_h[num_icons] = h; icon_data[num_icons] = data.start; num_icons++; data = bstr_cut(data, size); } } } int icon_size = 0; for (int n = 0; n < num_icons; n++) icon_size += 2 + icon_w[n] * icon_h[n]; long *icon = talloc_array(NULL, long, icon_size); long *cur = icon; for (int n = 0; n < num_icons; n++) { *cur++ = icon_w[n]; *cur++ = icon_h[n]; uint8_t *s = icon_data[n]; for (int i = 0; i < icon_h[n] * icon_w[n]; i++, s += 4) *cur++ = s[0] | (s[1] << 8) | (s[2] << 16) | ((unsigned)s[3] << 24); } XChangeProperty(x11->display, x11->window, XA(x11, _NET_WM_ICON), XA_CARDINAL, 32, PropModeReplace, (unsigned char *)icon, icon_size); talloc_free(icon); talloc_free(uncompressed.start); } static void vo_x11_create_window(struct vo *vo, XVisualInfo *vis, struct mp_rect rc) { struct vo_x11_state *x11 = vo->x11; assert(x11->window == None); assert(!x11->xic); XVisualInfo vinfo_storage; if (!vis) { vis = &vinfo_storage; XWindowAttributes att; XGetWindowAttributes(x11->display, x11->rootwin, &att); XMatchVisualInfo(x11->display, x11->screen, att.depth, TrueColor, vis); } if (x11->colormap == None) { x11->colormap = XCreateColormap(x11->display, x11->rootwin, vis->visual, AllocNone); } unsigned long xswamask = CWBorderPixel | CWColormap; XSetWindowAttributes xswa = { .border_pixel = 0, .colormap = x11->colormap, }; Window parent = x11->parent; if (!parent) parent = x11->rootwin; x11->window = XCreateWindow(x11->display, parent, rc.x0, rc.y0, RC_W(rc), RC_H(rc), 0, vis->depth, CopyFromParent, vis->visual, xswamask, &xswa); Atom protos[1] = {XA(x11, WM_DELETE_WINDOW)}; XSetWMProtocols(x11->display, x11->window, protos, 1); if (x11->mouse_cursor_hidden) { x11->mouse_cursor_hidden = false; vo_set_cursor_hidden(vo, true); } if (x11->xim) { x11->xic = XCreateIC(x11->xim, XNInputStyle, XIMPreeditNone | XIMStatusNone, XNClientWindow, x11->window, XNFocusWindow, x11->window, NULL); } if (!x11->parent) { vo_x11_update_composition_hint(vo); vo_x11_set_wm_icon(x11); vo_x11_update_window_title(vo); vo_x11_dnd_init_window(vo); vo_x11_set_property_utf8(vo, XA(x11, _GTK_THEME_VARIANT), "dark"); } vo_x11_xembed_update(x11, 0); } static void vo_x11_map_window(struct vo *vo, struct mp_rect rc) { struct vo_x11_state *x11 = vo->x11; vo_x11_move_resize(vo, true, true, rc); vo_x11_decoration(vo, vo->opts->border); if (vo->opts->fullscreen && (x11->wm_type & vo_wm_FULLSCREEN)) { Atom state = XA(x11, _NET_WM_STATE_FULLSCREEN); XChangeProperty(x11->display, x11->window, XA(x11, _NET_WM_STATE), XA_ATOM, 32, PropModeAppend, (unsigned char *)&state, 1); x11->fs = 1; // The "saved" positions are bogus, so reset them when leaving FS again. x11->size_changed_during_fs = true; x11->pos_changed_during_fs = true; } if (vo->opts->fsscreen_id != -1) { long params[5] = {0}; if (vo->opts->fsscreen_id >= 0) { for (int n = 0; n < 4; n++) params[n] = vo->opts->fsscreen_id; } else { vo_x11_get_bounding_monitors(x11, ¶ms[0]); } params[4] = 1; // source indication: normal x11_send_ewmh_msg(x11, "_NET_WM_FULLSCREEN_MONITORS", params); } if (vo->opts->all_workspaces) { long v = 0xFFFFFFFF; XChangeProperty(x11->display, x11->window, XA(x11, _NET_WM_DESKTOP), XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&v, 1); } vo_x11_update_composition_hint(vo); // map window int events = StructureNotifyMask | ExposureMask | PropertyChangeMask | LeaveWindowMask | EnterWindowMask | FocusChangeMask; if (mp_input_mouse_enabled(x11->input_ctx)) events |= PointerMotionMask | ButtonPressMask | ButtonReleaseMask; if (mp_input_vo_keyboard_enabled(x11->input_ctx)) events |= KeyPressMask | KeyReleaseMask; vo_x11_selectinput_witherr(vo, x11->display, x11->window, events); XMapWindow(x11->display, x11->window); if (vo->opts->fullscreen && (x11->wm_type & vo_wm_FULLSCREEN)) x11_set_ewmh_state(x11, "_NET_WM_STATE_FULLSCREEN", 1); vo_x11_xembed_update(x11, XEMBED_MAPPED); } static void vo_x11_highlevel_resize(struct vo *vo, struct mp_rect rc) { struct mp_vo_opts *opts = vo->opts; struct vo_x11_state *x11 = vo->x11; bool reset_pos = opts->force_window_position; if (reset_pos) { x11->nofsrc = rc; } else { x11->nofsrc.x1 = x11->nofsrc.x0 + RC_W(rc); x11->nofsrc.y1 = x11->nofsrc.y0 + RC_H(rc); } if (opts->fullscreen) { x11->size_changed_during_fs = true; x11->pos_changed_during_fs = reset_pos; vo_x11_sizehint(vo, rc, false); } else { vo_x11_move_resize(vo, reset_pos, true, rc); } } static void wait_until_mapped(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; if (!x11->pseudo_mapped) x11_send_ewmh_msg(x11, "_NET_REQUEST_FRAME_EXTENTS", (long[5]){0}); while (!x11->pseudo_mapped && x11->window) { XWindowAttributes att; XGetWindowAttributes(x11->display, x11->window, &att); if (att.map_state != IsUnmapped) { x11->pseudo_mapped = true; break; } XEvent unused; XPeekEvent(x11->display, &unused); vo_x11_check_events(vo); } } // Create the X11 window. There is only 1, and it must be created before // vo_x11_config_vo_window() is called. vis can be NULL for default. bool vo_x11_create_vo_window(struct vo *vo, XVisualInfo *vis, const char *classname) { struct vo_x11_state *x11 = vo->x11; assert(!x11->window); if (x11->parent) { if (x11->parent == x11->rootwin) { x11->window = x11->rootwin; x11->pseudo_mapped = true; XSelectInput(x11->display, x11->window, StructureNotifyMask); } else { XSelectInput(x11->display, x11->parent, StructureNotifyMask); } } if (x11->window == None) { vo_x11_create_window(vo, vis, (struct mp_rect){.x1 = 320, .y1 = 200 }); vo_x11_classhint(vo, x11->window, classname); x11->window_hidden = true; } return !!x11->window; } // Resize the window (e.g. new file, or video resolution change) void vo_x11_config_vo_window(struct vo *vo) { struct mp_vo_opts *opts = vo->opts; struct vo_x11_state *x11 = vo->x11; assert(x11->window); vo_x11_update_screeninfo(vo); struct vo_win_geometry geo; vo_calc_window_geometry2(vo, &x11->screenrc, x11->dpi_scale, &geo); vo_apply_window_geometry(vo, &geo); struct mp_rect rc = geo.win; if (x11->parent) { vo_x11_update_geometry(vo); rc = (struct mp_rect){0, 0, RC_W(x11->winrc), RC_H(x11->winrc)}; } bool reset_size = x11->old_dw != RC_W(rc) || x11->old_dh != RC_H(rc); x11->old_dw = RC_W(rc); x11->old_dh = RC_H(rc); if (x11->window_hidden) { x11->nofsrc = rc; vo_x11_map_window(vo, rc); } else if (reset_size) { vo_x11_highlevel_resize(vo, rc); } if (opts->ontop) vo_x11_setlayer(vo, opts->ontop); vo_x11_fullscreen(vo); wait_until_mapped(vo); vo_x11_update_geometry(vo); update_vo_size(vo); x11->pending_vo_events &= ~VO_EVENT_RESIZE; // implicitly done by the VO } static void vo_x11_setlayer(struct vo *vo, bool ontop) { struct vo_x11_state *x11 = vo->x11; if (x11->parent || !x11->window) return; if (x11->wm_type & (vo_wm_STAYS_ON_TOP | vo_wm_ABOVE)) { char *state = "_NET_WM_STATE_ABOVE"; // Not in EWMH - but the old code preferred this (maybe it is "better") if (x11->wm_type & vo_wm_STAYS_ON_TOP) state = "_NET_WM_STATE_STAYS_ON_TOP"; x11_set_ewmh_state(x11, state, ontop); MP_VERBOSE(x11, "NET style stay on top (%d). Using state %s.\n", ontop, state); } else if (x11->wm_type & vo_wm_LAYER) { if (!x11->orig_layer) { x11->orig_layer = WIN_LAYER_NORMAL; x11_get_property_copy(x11, x11->window, XA(x11, _WIN_LAYER), XA_CARDINAL, 32, &x11->orig_layer, sizeof(long)); MP_VERBOSE(x11, "original window layer is %ld.\n", x11->orig_layer); } long params[5] = {0}; // if not fullscreen, stay on default layer params[0] = ontop ? WIN_LAYER_ABOVE_DOCK : x11->orig_layer; params[1] = CurrentTime; MP_VERBOSE(x11, "Layered style stay on top (layer %ld).\n", params[0]); x11_send_ewmh_msg(x11, "_WIN_LAYER", params); } } static bool rc_overlaps(struct mp_rect rc1, struct mp_rect rc2) { return mp_rect_intersection(&rc1, &rc2); // changes the first argument } // which screen's ICC profile we're going to use static int get_icc_screen(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; int cx = x11->winrc.x0 + (x11->winrc.x1 - x11->winrc.x0)/2, cy = x11->winrc.y0 + (x11->winrc.y1 - x11->winrc.y0)/2; int screen = 0; // xinerama screen number for (int n = 0; n < x11->num_displays; n++) { struct xrandr_display *disp = &x11->displays[n]; if (mp_rect_contains(&disp->rc, cx, cy)) { screen = n; break; } } return screen; } // update x11->winrc with current boundaries of vo->x11->window static void vo_x11_update_geometry(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; int x = 0, y = 0; unsigned w, h, dummy_uint; int dummy_int; Window dummy_win; Window win = x11->parent ? x11->parent : x11->window; x11->winrc = (struct mp_rect){0, 0, 0, 0}; if (win) { XGetGeometry(x11->display, win, &dummy_win, &dummy_int, &dummy_int, &w, &h, &dummy_int, &dummy_uint); if (w > INT_MAX || h > INT_MAX) w = h = 0; XTranslateCoordinates(x11->display, win, x11->rootwin, 0, 0, &x, &y, &dummy_win); x11->winrc = (struct mp_rect){x, y, x + w, y + h}; } double fps = 1000.0; for (int n = 0; n < x11->num_displays; n++) { struct xrandr_display *disp = &x11->displays[n]; disp->overlaps = rc_overlaps(disp->rc, x11->winrc); if (disp->overlaps) fps = MPMIN(fps, disp->fps); } double fallback = x11->num_displays > 0 ? x11->displays[0].fps : 0; fps = fps < 1000.0 ? fps : fallback; if (fps != x11->current_display_fps) MP_VERBOSE(x11, "Current display FPS: %f\n", fps); x11->current_display_fps = fps; // might have changed displays x11->pending_vo_events |= VO_EVENT_WIN_STATE; int icc_screen = get_icc_screen(vo); if (x11->current_icc_screen != icc_screen) { x11->current_icc_screen = icc_screen; x11->pending_vo_events |= VO_EVENT_ICC_PROFILE_CHANGED; } } static void vo_x11_fullscreen(struct vo *vo) { struct mp_vo_opts *opts = vo->opts; struct vo_x11_state *x11 = vo->x11; if (opts->fullscreen == x11->fs) return; x11->fs = opts->fullscreen; // x11->fs now contains the new state if (x11->parent || !x11->window) return; // Save old state before entering fullscreen if (x11->fs) { vo_x11_update_geometry(vo); x11->nofsrc = x11->winrc; } struct mp_rect rc = x11->nofsrc; if (x11->wm_type & vo_wm_FULLSCREEN) { x11_set_ewmh_state(x11, "_NET_WM_STATE_FULLSCREEN", x11->fs); if (!x11->fs && (x11->pos_changed_during_fs || x11->size_changed_during_fs)) { if (x11->screenrc.x0 == rc.x0 && x11->screenrc.x1 == rc.x1 && x11->screenrc.y0 == rc.y0 && x11->screenrc.y1 == rc.y1) { // Workaround for some WMs switching back to FS in this case. MP_VERBOSE(x11, "avoiding triggering old-style fullscreen\n"); rc.x1 -= 1; rc.y1 -= 1; } vo_x11_move_resize(vo, x11->pos_changed_during_fs, x11->size_changed_during_fs, rc); } } else { if (x11->fs) { vo_x11_update_screeninfo(vo); rc = x11->screenrc; } vo_x11_decoration(vo, opts->border && !x11->fs); vo_x11_sizehint(vo, rc, true); XMoveResizeWindow(x11->display, x11->window, rc.x0, rc.y0, RC_W(rc), RC_H(rc)); vo_x11_setlayer(vo, x11->fs || opts->ontop); XRaiseWindow(x11->display, x11->window); XFlush(x11->display); } x11->size_changed_during_fs = false; x11->pos_changed_during_fs = false; vo_x11_update_composition_hint(vo); } int vo_x11_control(struct vo *vo, int *events, int request, void *arg) { struct mp_vo_opts *opts = vo->opts; struct vo_x11_state *x11 = vo->x11; switch (request) { case VOCTRL_CHECK_EVENTS: vo_x11_check_events(vo); *events |= x11->pending_vo_events; x11->pending_vo_events = 0; return VO_TRUE; case VOCTRL_FULLSCREEN: vo_x11_fullscreen(vo); return VO_TRUE; case VOCTRL_GET_FULLSCREEN: *(int *)arg = x11->fs; return VO_TRUE; case VOCTRL_ONTOP: vo_x11_setlayer(vo, opts->ontop); return VO_TRUE; case VOCTRL_BORDER: vo_x11_decoration(vo, vo->opts->border); return VO_TRUE; case VOCTRL_ALL_WORKSPACES: { long params[5] = {0xFFFFFFFF, 1}; if (!opts->all_workspaces) { x11_get_property_copy(x11, x11->rootwin, XA(x11, _NET_CURRENT_DESKTOP), XA_CARDINAL, 32, ¶ms[0], sizeof(params[0])); } x11_send_ewmh_msg(x11, "_NET_WM_DESKTOP", params); return VO_TRUE; } case VOCTRL_GET_UNFS_WINDOW_SIZE: { int *s = arg; if (!x11->window) return VO_FALSE; s[0] = x11->fs ? RC_W(x11->nofsrc) : RC_W(x11->winrc); s[1] = x11->fs ? RC_H(x11->nofsrc) : RC_H(x11->winrc); return VO_TRUE; } case VOCTRL_SET_UNFS_WINDOW_SIZE: { int *s = arg; if (!x11->window) return VO_FALSE; struct mp_rect rc = x11->winrc; rc.x1 = rc.x0 + s[0]; rc.y1 = rc.y0 + s[1]; vo_x11_highlevel_resize(vo, rc); if (!x11->fs) { // guess new window size, instead of waiting for X x11->winrc.x1 = x11->winrc.x0 + s[0]; x11->winrc.y1 = x11->winrc.y0 + s[1]; } return VO_TRUE; } case VOCTRL_GET_WIN_STATE: { if (!x11->pseudo_mapped) return VO_FALSE; *(int *)arg = 0; int num_elems; long *elems = x11_get_property(x11, x11->window, XA(x11, _NET_WM_STATE), XA_ATOM, 32, &num_elems); if (elems) { Atom hidden = XA(x11, _NET_WM_STATE_HIDDEN); for (int n = 0; n < num_elems; n++) { if (elems[n] == hidden) *(int *)arg |= VO_WIN_STATE_MINIMIZED; } XFree(elems); } return VO_TRUE; } case VOCTRL_GET_DISPLAY_NAMES: { if (!x11->pseudo_mapped) return VO_FALSE; char **names = NULL; int displays_spanned = 0; for (int n = 0; n < x11->num_displays; n++) { if (rc_overlaps(x11->displays[n].rc, x11->winrc)) MP_TARRAY_APPEND(NULL, names, displays_spanned, talloc_strdup(NULL, x11->displays[n].name)); } MP_TARRAY_APPEND(NULL, names, displays_spanned, NULL); *(char ***)arg = names; return VO_TRUE; } case VOCTRL_GET_ICC_PROFILE: { if (!x11->pseudo_mapped) return VO_NOTAVAIL; int screen = get_icc_screen(vo); char prop[80]; snprintf(prop, sizeof(prop), "_ICC_PROFILE"); if (screen > 0) mp_snprintf_cat(prop, sizeof(prop), "_%d", screen); x11->icc_profile_property = XAs(x11, prop); int len; MP_VERBOSE(x11, "Retrieving ICC profile for display: %d\n", screen); void *icc = x11_get_property(x11, x11->rootwin, x11->icc_profile_property, XA_CARDINAL, 8, &len); if (!icc) return VO_FALSE; *(bstr *)arg = bstrdup(NULL, (bstr){icc, len}); XFree(icc); // Watch x11->icc_profile_property XSelectInput(x11->display, x11->rootwin, PropertyChangeMask); return VO_TRUE; } case VOCTRL_SET_CURSOR_VISIBILITY: vo_set_cursor_hidden(vo, !(*(bool *)arg)); return VO_TRUE; case VOCTRL_KILL_SCREENSAVER: set_screensaver(x11, false); return VO_TRUE; case VOCTRL_RESTORE_SCREENSAVER: set_screensaver(x11, true); return VO_TRUE; case VOCTRL_UPDATE_WINDOW_TITLE: talloc_free(x11->window_title); x11->window_title = talloc_strdup(x11, (char *)arg); if (!x11->parent) vo_x11_update_window_title(vo); return VO_TRUE; case VOCTRL_GET_DISPLAY_FPS: { double fps = x11->current_display_fps; if (fps <= 0) break; *(double *)arg = fps; return VO_TRUE; } } return VO_NOTIMPL; } void vo_x11_wakeup(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; (void)write(x11->wakeup_pipe[1], &(char){0}, 1); } void vo_x11_wait_events(struct vo *vo, int64_t until_time_us) { struct vo_x11_state *x11 = vo->x11; struct pollfd fds[2] = { { .fd = x11->event_fd, .events = POLLIN }, { .fd = x11->wakeup_pipe[0], .events = POLLIN }, }; int64_t wait_us = until_time_us - mp_time_us(); int timeout_ms = MPCLAMP((wait_us + 999) / 1000, 0, 10000); poll(fds, 2, timeout_ms); if (fds[1].revents & POLLIN) mp_flush_wakeup_pipe(x11->wakeup_pipe[0]); } static void xscreensaver_heartbeat(struct vo_x11_state *x11) { double time = mp_time_sec(); if (x11->display && !x11->screensaver_enabled && (time - x11->screensaver_time_last) >= 10) { x11->screensaver_time_last = time; sem_post(&x11->screensaver_sem); XResetScreenSaver(x11->display); } } static int xss_suspend(Display *mDisplay, Bool suspend) { int event, error, major, minor; if (XScreenSaverQueryExtension(mDisplay, &event, &error) != True || XScreenSaverQueryVersion(mDisplay, &major, &minor) != True) return 0; if (major < 1 || (major == 1 && minor < 1)) return 0; XScreenSaverSuspend(mDisplay, suspend); return 1; } static void set_screensaver(struct vo_x11_state *x11, bool enabled) { Display *mDisplay = x11->display; if (!mDisplay || x11->screensaver_enabled == enabled) return; MP_VERBOSE(x11, "%s screensaver.\n", enabled ? "Enabling" : "Disabling"); x11->screensaver_enabled = enabled; if (xss_suspend(mDisplay, !enabled)) return; int nothing; if (DPMSQueryExtension(mDisplay, ¬hing, ¬hing)) { BOOL onoff = 0; CARD16 state; DPMSInfo(mDisplay, &state, &onoff); if (!x11->dpms_touched && enabled) return; // enable DPMS only we we disabled it before if (enabled != !!onoff) { MP_VERBOSE(x11, "Setting DMPS: %s.\n", enabled ? "on" : "off"); if (enabled) { DPMSEnable(mDisplay); } else { DPMSDisable(mDisplay); x11->dpms_touched = true; } DPMSInfo(mDisplay, &state, &onoff); if (enabled != !!onoff) MP_WARN(x11, "DPMS state could not be set.\n"); } } } static void vo_x11_selectinput_witherr(struct vo *vo, Display *display, Window w, long event_mask) { XSelectInput(display, w, NoEventMask); // NOTE: this can raise BadAccess, which should be ignored by the X error // handler; also see below XSelectInput(display, w, event_mask); // Test whether setting the event mask failed (with a BadAccess X error, // although we don't know whether this really happened). // This is needed for obscure situations like using --rootwin with a window // manager active. XWindowAttributes a; if (XGetWindowAttributes(display, w, &a)) { long bad = ButtonPressMask | ButtonReleaseMask | PointerMotionMask; if ((event_mask & bad) && (a.all_event_masks & bad) && ((a.your_event_mask & bad) != (event_mask & bad))) { MP_ERR(vo->x11, "X11 error: error during XSelectInput " "call, trying without mouse events\n"); XSelectInput(display, w, event_mask & ~bad); } } } bool vo_x11_screen_is_composited(struct vo *vo) { struct vo_x11_state *x11 = vo->x11; char buf[50]; sprintf(buf, "_NET_WM_CM_S%d", x11->screen); Atom NET_WM_CM = XInternAtom(x11->display, buf, False); return XGetSelectionOwner(x11->display, NET_WM_CM) != None; } // Return whether the given visual has alpha (when compositing is used). bool vo_x11_is_rgba_visual(XVisualInfo *v) { // This is a heuristic at best. Note that normal 8 bit Visuals use // a depth of 24, even if the pixels are padded to 32 bit. If the // depth is higher than 24, the remaining bits must be alpha. // Note: vinfo->bits_per_rgb appears to be useless (is always 8). unsigned long mask = v->depth == sizeof(unsigned long) * 8 ? (unsigned long)-1 : (1UL << v->depth) - 1; return mask & ~(v->red_mask | v->green_mask | v->blue_mask); }