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mpv/video/out/wayland_common.c

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/*
* This file is part of mpv video player.
*
* mpv is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#include <errno.h>
#include <limits.h>
#include <poll.h>
#include <unistd.h>
#include <linux/input.h>
#include <time.h>
#include "common/msg.h"
#include "options/m_config.h"
#include "input/input.h"
#include "input/keycodes.h"
#include "osdep/io.h"
#include "osdep/timer.h"
#include "win_state.h"
#include "wayland_common.h"
// Generated from xdg-shell.xml
#include "video/out/wayland/xdg-shell.h"
// Generated from idle-inhibit-unstable-v1.xml
#include "video/out/wayland/idle-inhibit-v1.h"
// Generated from xdg-decoration-unstable-v1.xml
#include "video/out/wayland/xdg-decoration-v1.h"
// Generated from presentation-time.xml
#include "video/out/wayland/presentation-time.h"
#define OPT_BASE_STRUCT struct wayland_opts
const struct m_sub_options wayland_conf = {
.opts = (const struct m_option[]) {
OPT_FLAG("wayland-disable-vsync", disable_vsync, 0),
OPT_INTRANGE("wayland-edge-pixels-pointer", edge_pixels_pointer, 10, 0, INT_MAX),
OPT_INTRANGE("wayland-edge-pixels-touch", edge_pixels_touch, 64, 0, INT_MAX),
{0},
},
.size = sizeof(struct wayland_opts),
.defaults = &(struct wayland_opts) {
.disable_vsync = false,
.edge_pixels_pointer = 10,
.edge_pixels_touch = 64,
},
};
static void xdg_wm_base_ping(void *data, struct xdg_wm_base *wm_base, uint32_t serial)
{
xdg_wm_base_pong(wm_base, serial);
}
static const struct xdg_wm_base_listener xdg_wm_base_listener = {
xdg_wm_base_ping,
};
static int spawn_cursor(struct vo_wayland_state *wl)
{
if (wl->allocated_cursor_scale == wl->scaling) /* Reuse if size is identical */
return 0;
else if (wl->cursor_theme)
wl_cursor_theme_destroy(wl->cursor_theme);
const char *size_str = getenv("XCURSOR_SIZE");
int size = 32;
if (size_str != NULL) {
errno = 0;
char *end;
long size_long = strtol(size_str, &end, 10);
if (!*end && !errno && size_long > 0 && size_long <= INT_MAX)
size = (int)size_long;
}
wl->cursor_theme = wl_cursor_theme_load(NULL, size*wl->scaling, wl->shm);
if (!wl->cursor_theme) {
MP_ERR(wl, "Unable to load cursor theme!\n");
return 1;
}
wl->default_cursor = wl_cursor_theme_get_cursor(wl->cursor_theme, "left_ptr");
if (!wl->default_cursor) {
MP_ERR(wl, "Unable to load cursor theme!\n");
return 1;
}
wl->allocated_cursor_scale = wl->scaling;
return 0;
}
static int set_cursor_visibility(struct vo_wayland_state *wl, bool on)
{
wl->cursor_visible = on;
if (on) {
if (spawn_cursor(wl))
return VO_FALSE;
struct wl_cursor_image *img = wl->default_cursor->images[0];
struct wl_buffer *buffer = wl_cursor_image_get_buffer(img);
if (!buffer)
return VO_FALSE;
wl_pointer_set_cursor(wl->pointer, wl->pointer_id, wl->cursor_surface,
img->hotspot_x/wl->scaling, img->hotspot_y/wl->scaling);
wl_surface_set_buffer_scale(wl->cursor_surface, wl->scaling);
wl_surface_attach(wl->cursor_surface, buffer, 0, 0);
wl_surface_damage(wl->cursor_surface, 0, 0, img->width, img->height);
wl_surface_commit(wl->cursor_surface);
} else {
wl_pointer_set_cursor(wl->pointer, wl->pointer_id, NULL, 0, 0);
}
return VO_TRUE;
}
static void pointer_handle_enter(void *data, struct wl_pointer *pointer,
uint32_t serial, struct wl_surface *surface,
wl_fixed_t sx, wl_fixed_t sy)
{
struct vo_wayland_state *wl = data;
wl->pointer = pointer;
wl->pointer_id = serial;
set_cursor_visibility(wl, wl->cursor_visible);
mp_input_put_key(wl->vo->input_ctx, MP_KEY_MOUSE_ENTER);
}
static void pointer_handle_leave(void *data, struct wl_pointer *pointer,
uint32_t serial, struct wl_surface *surface)
{
struct vo_wayland_state *wl = data;
mp_input_put_key(wl->vo->input_ctx, MP_KEY_MOUSE_LEAVE);
}
static void pointer_handle_motion(void *data, struct wl_pointer *pointer,
uint32_t time, wl_fixed_t sx, wl_fixed_t sy)
{
struct vo_wayland_state *wl = data;
wl->mouse_x = wl_fixed_to_int(sx) * wl->scaling;
wl->mouse_y = wl_fixed_to_int(sy) * wl->scaling;
wl->mouse_unscaled_x = sx;
wl->mouse_unscaled_y = sy;
mp_input_set_mouse_pos(wl->vo->input_ctx, wl->mouse_x, wl->mouse_y);
}
static void window_move(struct vo_wayland_state *wl, uint32_t serial)
{
if (wl->xdg_toplevel)
xdg_toplevel_move(wl->xdg_toplevel, wl->seat, serial);
}
static int check_for_resize(struct vo_wayland_state *wl, wl_fixed_t x_w, wl_fixed_t y_w,
int edge_pixels, enum xdg_toplevel_resize_edge *edge)
{
if (wl->touch_entries || wl->vo_opts->fullscreen || wl->vo_opts->window_maximized)
return 0;
int pos[2] = { wl_fixed_to_double(x_w), wl_fixed_to_double(y_w) };
int left_edge = pos[0] < edge_pixels;
int top_edge = pos[1] < edge_pixels;
int right_edge = pos[0] > (mp_rect_w(wl->geometry) - edge_pixels);
int bottom_edge = pos[1] > (mp_rect_h(wl->geometry) - edge_pixels);
if (left_edge) {
*edge = XDG_TOPLEVEL_RESIZE_EDGE_LEFT;
if (top_edge)
*edge = XDG_TOPLEVEL_RESIZE_EDGE_TOP_LEFT;
else if (bottom_edge)
*edge = XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM_LEFT;
} else if (right_edge) {
*edge = XDG_TOPLEVEL_RESIZE_EDGE_RIGHT;
if (top_edge)
*edge = XDG_TOPLEVEL_RESIZE_EDGE_TOP_RIGHT;
else if (bottom_edge)
*edge = XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM_RIGHT;
} else if (top_edge) {
*edge = XDG_TOPLEVEL_RESIZE_EDGE_TOP;
} else if (bottom_edge) {
*edge = XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM;
} else {
*edge = 0;
return 0;
}
return 1;
}
static void pointer_handle_button(void *data, struct wl_pointer *wl_pointer,
uint32_t serial, uint32_t time, uint32_t button,
uint32_t state)
{
struct vo_wayland_state *wl = data;
state = state == WL_POINTER_BUTTON_STATE_PRESSED ? MP_KEY_STATE_DOWN
: MP_KEY_STATE_UP;
switch (button) {
case BTN_LEFT:
button = MP_MBTN_LEFT;
break;
case BTN_MIDDLE:
button = MP_MBTN_MID;
break;
case BTN_RIGHT:
button = MP_MBTN_RIGHT;
break;
case BTN_SIDE:
button = MP_MBTN_BACK;
break;
case BTN_EXTRA:
button = MP_MBTN_FORWARD;
break;
default:
button = 0;
break;
}
if (button) {
mp_input_put_key(wl->vo->input_ctx, button | state);
}
if (!mp_input_test_dragging(wl->vo->input_ctx, wl->mouse_x, wl->mouse_y) &&
(button == MP_MBTN_LEFT) && (state == MP_KEY_STATE_DOWN)) {
uint32_t edges;
// Implement an edge resize zone if there are no decorations
if (!wl->xdg_toplevel_decoration &&
check_for_resize(wl, wl->mouse_unscaled_x, wl->mouse_unscaled_y,
wl->opts->edge_pixels_pointer, &edges))
xdg_toplevel_resize(wl->xdg_toplevel, wl->seat, serial, edges);
else
window_move(wl, serial);
}
}
static void pointer_handle_axis(void *data, struct wl_pointer *wl_pointer,
uint32_t time, uint32_t axis, wl_fixed_t value)
{
struct vo_wayland_state *wl = data;
if (wl_fixed_to_double(value) == 0)
return;
double val = wl_fixed_to_double(value)/abs(wl_fixed_to_double(value));
switch (axis) {
case WL_POINTER_AXIS_VERTICAL_SCROLL:
if (value > 0)
mp_input_put_wheel(wl->vo->input_ctx, MP_WHEEL_DOWN, +val);
if (value < 0)
mp_input_put_wheel(wl->vo->input_ctx, MP_WHEEL_UP, -val);
break;
case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
if (value > 0)
mp_input_put_wheel(wl->vo->input_ctx, MP_WHEEL_RIGHT, +val);
if (value < 0)
mp_input_put_wheel(wl->vo->input_ctx, MP_WHEEL_LEFT, -val);
break;
}
}
static const struct wl_pointer_listener pointer_listener = {
pointer_handle_enter,
pointer_handle_leave,
pointer_handle_motion,
pointer_handle_button,
pointer_handle_axis,
};
static void touch_handle_down(void *data, struct wl_touch *wl_touch,
uint32_t serial, uint32_t time, struct wl_surface *surface,
int32_t id, wl_fixed_t x_w, wl_fixed_t y_w)
{
struct vo_wayland_state *wl = data;
enum xdg_toplevel_resize_edge edge;
if (check_for_resize(wl, x_w, y_w, wl->opts->edge_pixels_touch, &edge)) {
wl->touch_entries = 0;
xdg_toplevel_resize(wl->xdg_toplevel, wl->seat, serial, edge);
return;
} else if (wl->touch_entries) {
wl->touch_entries = 0;
xdg_toplevel_move(wl->xdg_toplevel, wl->seat, serial);
return;
}
wl->touch_entries = 1;
wl->mouse_x = wl_fixed_to_int(x_w) * wl->scaling;
wl->mouse_y = wl_fixed_to_int(y_w) * wl->scaling;
mp_input_set_mouse_pos(wl->vo->input_ctx, wl->mouse_x, wl->mouse_y);
mp_input_put_key(wl->vo->input_ctx, MP_MBTN_LEFT | MP_KEY_STATE_DOWN);
}
static void touch_handle_up(void *data, struct wl_touch *wl_touch,
uint32_t serial, uint32_t time, int32_t id)
{
struct vo_wayland_state *wl = data;
wl->touch_entries = 0;
mp_input_put_key(wl->vo->input_ctx, MP_MBTN_LEFT | MP_KEY_STATE_UP);
}
static void touch_handle_motion(void *data, struct wl_touch *wl_touch,
uint32_t time, int32_t id, wl_fixed_t x_w, wl_fixed_t y_w)
{
struct vo_wayland_state *wl = data;
wl->mouse_x = wl_fixed_to_int(x_w) * wl->scaling;
wl->mouse_y = wl_fixed_to_int(y_w) * wl->scaling;
mp_input_set_mouse_pos(wl->vo->input_ctx, wl->mouse_x, wl->mouse_y);
}
static void touch_handle_frame(void *data, struct wl_touch *wl_touch)
{
}
static void touch_handle_cancel(void *data, struct wl_touch *wl_touch)
{
}
static const struct wl_touch_listener touch_listener = {
touch_handle_down,
touch_handle_up,
touch_handle_motion,
touch_handle_frame,
touch_handle_cancel,
};
static const struct mp_keymap keymap[] = {
/* Special keys */
{XKB_KEY_Pause, MP_KEY_PAUSE}, {XKB_KEY_Escape, MP_KEY_ESC},
{XKB_KEY_BackSpace, MP_KEY_BS}, {XKB_KEY_Tab, MP_KEY_TAB},
{XKB_KEY_Return, MP_KEY_ENTER}, {XKB_KEY_Menu, MP_KEY_MENU},
{XKB_KEY_Print, MP_KEY_PRINT},
/* Cursor keys */
{XKB_KEY_Left, MP_KEY_LEFT}, {XKB_KEY_Right, MP_KEY_RIGHT},
{XKB_KEY_Up, MP_KEY_UP}, {XKB_KEY_Down, MP_KEY_DOWN},
/* Navigation keys */
{XKB_KEY_Insert, MP_KEY_INSERT}, {XKB_KEY_Delete, MP_KEY_DELETE},
{XKB_KEY_Home, MP_KEY_HOME}, {XKB_KEY_End, MP_KEY_END},
{XKB_KEY_Page_Up, MP_KEY_PAGE_UP}, {XKB_KEY_Page_Down, MP_KEY_PAGE_DOWN},
/* F-keys */
{XKB_KEY_F1, MP_KEY_F + 1}, {XKB_KEY_F2, MP_KEY_F + 2},
{XKB_KEY_F3, MP_KEY_F + 3}, {XKB_KEY_F4, MP_KEY_F + 4},
{XKB_KEY_F5, MP_KEY_F + 5}, {XKB_KEY_F6, MP_KEY_F + 6},
{XKB_KEY_F7, MP_KEY_F + 7}, {XKB_KEY_F8, MP_KEY_F + 8},
{XKB_KEY_F9, MP_KEY_F + 9}, {XKB_KEY_F10, MP_KEY_F +10},
{XKB_KEY_F11, MP_KEY_F +11}, {XKB_KEY_F12, MP_KEY_F +12},
/* Numpad independent of numlock */
{XKB_KEY_KP_Subtract, '-'}, {XKB_KEY_KP_Add, '+'},
{XKB_KEY_KP_Multiply, '*'}, {XKB_KEY_KP_Divide, '/'},
{XKB_KEY_KP_Enter, MP_KEY_KPENTER},
/* Numpad with numlock */
{XKB_KEY_KP_0, MP_KEY_KP0}, {XKB_KEY_KP_1, MP_KEY_KP1},
{XKB_KEY_KP_2, MP_KEY_KP2}, {XKB_KEY_KP_3, MP_KEY_KP3},
{XKB_KEY_KP_4, MP_KEY_KP4}, {XKB_KEY_KP_5, MP_KEY_KP5},
{XKB_KEY_KP_6, MP_KEY_KP6}, {XKB_KEY_KP_7, MP_KEY_KP7},
{XKB_KEY_KP_8, MP_KEY_KP8}, {XKB_KEY_KP_9, MP_KEY_KP9},
{XKB_KEY_KP_Decimal, MP_KEY_KPDEC}, {XKB_KEY_KP_Separator, MP_KEY_KPDEC},
/* Numpad without numlock */
{XKB_KEY_KP_Insert, MP_KEY_KPINS}, {XKB_KEY_KP_End, MP_KEY_KP1},
{XKB_KEY_KP_Down, MP_KEY_KP2}, {XKB_KEY_KP_Page_Down, MP_KEY_KP3},
{XKB_KEY_KP_Left, MP_KEY_KP4}, {XKB_KEY_KP_Begin, MP_KEY_KP5},
{XKB_KEY_KP_Right, MP_KEY_KP6}, {XKB_KEY_KP_Home, MP_KEY_KP7},
{XKB_KEY_KP_Up, MP_KEY_KP8}, {XKB_KEY_KP_Page_Up, MP_KEY_KP9},
{XKB_KEY_KP_Delete, MP_KEY_KPDEL},
/* Multimedia keys */
{XKB_KEY_XF86MenuKB, MP_KEY_MENU},
{XKB_KEY_XF86AudioPlay, MP_KEY_PLAY}, {XKB_KEY_XF86AudioPause, MP_KEY_PAUSE},
{XKB_KEY_XF86AudioStop, MP_KEY_STOP},
{XKB_KEY_XF86AudioPrev, MP_KEY_PREV}, {XKB_KEY_XF86AudioNext, MP_KEY_NEXT},
{XKB_KEY_XF86AudioRewind, MP_KEY_REWIND},
{XKB_KEY_XF86AudioForward, MP_KEY_FORWARD},
{XKB_KEY_XF86AudioMute, MP_KEY_MUTE},
{XKB_KEY_XF86AudioLowerVolume, MP_KEY_VOLUME_DOWN},
{XKB_KEY_XF86AudioRaiseVolume, MP_KEY_VOLUME_UP},
{XKB_KEY_XF86HomePage, MP_KEY_HOMEPAGE}, {XKB_KEY_XF86WWW, MP_KEY_WWW},
{XKB_KEY_XF86Mail, MP_KEY_MAIL}, {XKB_KEY_XF86Favorites, MP_KEY_FAVORITES},
{XKB_KEY_XF86Search, MP_KEY_SEARCH}, {XKB_KEY_XF86Sleep, MP_KEY_SLEEP},
{0, 0}
};
static void keyboard_handle_keymap(void *data, struct wl_keyboard *wl_keyboard,
uint32_t format, int32_t fd, uint32_t size)
{
struct vo_wayland_state *wl = data;
char *map_str;
if (format != WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1) {
close(fd);
return;
}
map_str = mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0);
if (map_str == MAP_FAILED) {
close(fd);
return;
}
wl->xkb_keymap = xkb_keymap_new_from_string(wl->xkb_context, map_str,
XKB_KEYMAP_FORMAT_TEXT_V1, 0);
munmap(map_str, size);
close(fd);
if (!wl->xkb_keymap) {
MP_ERR(wl, "failed to compile keymap\n");
return;
}
wl->xkb_state = xkb_state_new(wl->xkb_keymap);
if (!wl->xkb_state) {
MP_ERR(wl, "failed to create XKB state\n");
xkb_keymap_unref(wl->xkb_keymap);
wl->xkb_keymap = NULL;
return;
}
}
static void keyboard_handle_enter(void *data, struct wl_keyboard *wl_keyboard,
uint32_t serial, struct wl_surface *surface,
struct wl_array *keys)
{
}
static void keyboard_handle_leave(void *data, struct wl_keyboard *wl_keyboard,
uint32_t serial, struct wl_surface *surface)
{
}
static bool create_input(struct vo_wayland_state *wl)
{
wl->xkb_context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
if (!wl->xkb_context) {
MP_ERR(wl, "failed to initialize input: check xkbcommon\n");
return 1;
}
return 0;
}
static int 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);
return mpkey;
}
static void keyboard_handle_key(void *data, struct wl_keyboard *wl_keyboard,
uint32_t serial, uint32_t time, uint32_t key,
uint32_t state)
{
struct vo_wayland_state *wl = data;
uint32_t code = code = key + 8;
xkb_keysym_t sym = xkb_state_key_get_one_sym(wl->xkb_state, code);
int mpmod = state == WL_KEYBOARD_KEY_STATE_PRESSED ? MP_KEY_STATE_DOWN
: MP_KEY_STATE_UP;
static const char *mod_names[] = {
XKB_MOD_NAME_SHIFT,
XKB_MOD_NAME_CTRL,
XKB_MOD_NAME_ALT,
XKB_MOD_NAME_LOGO,
0,
};
static int mods[] = {
MP_KEY_MODIFIER_SHIFT,
MP_KEY_MODIFIER_CTRL,
MP_KEY_MODIFIER_ALT,
MP_KEY_MODIFIER_META,
0,
};
for (int n = 0; mods[n]; n++) {
xkb_mod_index_t index = xkb_keymap_mod_get_index(wl->xkb_keymap, mod_names[n]);
if (!xkb_state_mod_index_is_consumed(wl->xkb_state, code, index)
&& xkb_state_mod_index_is_active(wl->xkb_state, index,
XKB_STATE_MODS_DEPRESSED))
mpmod |= mods[n];
}
int mpkey = lookupkey(sym);
if (mpkey) {
mp_input_put_key(wl->vo->input_ctx, mpkey | mpmod);
} else {
char s[128];
if (xkb_keysym_to_utf8(sym, s, sizeof(s)) > 0)
mp_input_put_key_utf8(wl->vo->input_ctx, mpmod, bstr0(s));
}
}
static void keyboard_handle_modifiers(void *data, struct wl_keyboard *wl_keyboard,
uint32_t serial, uint32_t mods_depressed,
uint32_t mods_latched, uint32_t mods_locked,
uint32_t group)
{
struct vo_wayland_state *wl = data;
xkb_state_update_mask(wl->xkb_state, mods_depressed, mods_latched,
mods_locked, 0, 0, group);
}
static void keyboard_handle_repeat_info(void *data, struct wl_keyboard *wl_keyboard,
int32_t rate, int32_t delay)
{
struct vo_wayland_state *wl = data;
if (wl->vo_opts->native_keyrepeat)
mp_input_set_repeat_info(wl->vo->input_ctx, rate, delay);
}
static const struct wl_keyboard_listener keyboard_listener = {
keyboard_handle_keymap,
keyboard_handle_enter,
keyboard_handle_leave,
keyboard_handle_key,
keyboard_handle_modifiers,
keyboard_handle_repeat_info,
};
static void seat_handle_caps(void *data, struct wl_seat *seat,
enum wl_seat_capability caps)
{
struct vo_wayland_state *wl = data;
if ((caps & WL_SEAT_CAPABILITY_POINTER) && !wl->pointer) {
wl->pointer = wl_seat_get_pointer(seat);
wl_pointer_add_listener(wl->pointer, &pointer_listener, wl);
} else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && wl->pointer) {
wl_pointer_destroy(wl->pointer);
wl->pointer = NULL;
}
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !wl->keyboard) {
wl->keyboard = wl_seat_get_keyboard(seat);
wl_keyboard_add_listener(wl->keyboard, &keyboard_listener, wl);
} else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) && wl->keyboard) {
wl_keyboard_destroy(wl->keyboard);
wl->keyboard = NULL;
}
if ((caps & WL_SEAT_CAPABILITY_TOUCH) && !wl->touch) {
wl->touch = wl_seat_get_touch(seat);
wl_touch_set_user_data(wl->touch, wl);
wl_touch_add_listener(wl->touch, &touch_listener, wl);
} else if (!(caps & WL_SEAT_CAPABILITY_TOUCH) && wl->touch) {
wl_touch_destroy(wl->touch);
wl->touch = NULL;
}
}
static const struct wl_seat_listener seat_listener = {
seat_handle_caps,
};
static void output_handle_geometry(void *data, struct wl_output *wl_output,
int32_t x, int32_t y, int32_t phys_width,
int32_t phys_height, int32_t subpixel,
const char *make, const char *model,
int32_t transform)
{
struct vo_wayland_output *output = data;
output->make = talloc_strdup(output->wl, make);
output->model = talloc_strdup(output->wl, model);
output->geometry.x0 = x;
output->geometry.y0 = y;
output->phys_width = phys_width;
output->phys_height = phys_height;
}
static void output_handle_mode(void *data, struct wl_output *wl_output,
uint32_t flags, int32_t width,
int32_t height, int32_t refresh)
{
struct vo_wayland_output *output = data;
/* Only save current mode */
if (!(flags & WL_OUTPUT_MODE_CURRENT))
return;
output->geometry.x1 = width;
output->geometry.y1 = height;
output->flags = flags;
output->refresh_rate = (double)refresh * 0.001;
}
static void output_handle_done(void* data, struct wl_output *wl_output)
{
struct vo_wayland_output *o = data;
o->geometry.x1 += o->geometry.x0;
o->geometry.y1 += o->geometry.y0;
MP_VERBOSE(o->wl, "Registered output %s %s (0x%x):\n"
"\tx: %dpx, y: %dpx\n"
"\tw: %dpx (%dmm), h: %dpx (%dmm)\n"
"\tscale: %d\n"
"\tHz: %f\n", o->make, o->model, o->id, o->geometry.x0,
o->geometry.y0, mp_rect_w(o->geometry), o->phys_width,
mp_rect_h(o->geometry), o->phys_height, o->scale, o->refresh_rate);
}
static void output_handle_scale(void* data, struct wl_output *wl_output,
int32_t factor)
{
struct vo_wayland_output *output = data;
if (!factor) {
MP_ERR(output->wl, "Invalid output scale given by the compositor!\n");
return;
}
output->scale = factor;
}
static const struct wl_output_listener output_listener = {
output_handle_geometry,
output_handle_mode,
output_handle_done,
output_handle_scale,
};
static void data_offer_handle_offer(void *data, struct wl_data_offer *offer,
const char *mime_type)
{
struct vo_wayland_state *wl = data;
int score = mp_event_get_mime_type_score(wl->vo->input_ctx, mime_type);
if (score > wl->dnd_mime_score) {
wl->dnd_mime_score = score;
talloc_free(wl->dnd_mime_type);
wl->dnd_mime_type = talloc_strdup(wl, mime_type);
MP_VERBOSE(wl, "Given DND offer with mime type %s\n", wl->dnd_mime_type);
}
}
static void data_offer_source_actions(void *data, struct wl_data_offer *offer, uint32_t source_actions)
{
}
static void data_offer_action(void *data, struct wl_data_offer *wl_data_offer, uint32_t dnd_action)
{
struct vo_wayland_state *wl = data;
wl->dnd_action = dnd_action & WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY ?
DND_REPLACE : DND_APPEND;
MP_VERBOSE(wl, "DND action is %s\n",
wl->dnd_action == DND_REPLACE ? "DND_REPLACE" : "DND_APPEND");
}
static const struct wl_data_offer_listener data_offer_listener = {
data_offer_handle_offer,
data_offer_source_actions,
data_offer_action,
};
static void data_device_handle_data_offer(void *data, struct wl_data_device *wl_ddev,
struct wl_data_offer *id)
{
struct vo_wayland_state *wl = data;
if (wl->dnd_offer)
wl_data_offer_destroy(wl->dnd_offer);
wl->dnd_offer = id;
wl_data_offer_add_listener(id, &data_offer_listener, wl);
}
static void data_device_handle_enter(void *data, struct wl_data_device *wl_ddev,
uint32_t serial, struct wl_surface *surface,
wl_fixed_t x, wl_fixed_t y,
struct wl_data_offer *id)
{
struct vo_wayland_state *wl = data;
if (wl->dnd_offer != id) {
MP_FATAL(wl, "DND offer ID mismatch!\n");
return;
}
wl_data_offer_set_actions(id, WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY |
WL_DATA_DEVICE_MANAGER_DND_ACTION_MOVE,
WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY);
wl_data_offer_accept(id, serial, wl->dnd_mime_type);
MP_VERBOSE(wl, "Accepting DND offer with mime type %s\n", wl->dnd_mime_type);
}
static void data_device_handle_leave(void *data, struct wl_data_device *wl_ddev)
{
struct vo_wayland_state *wl = data;
if (wl->dnd_offer) {
if (wl->dnd_fd != -1)
return;
wl_data_offer_destroy(wl->dnd_offer);
wl->dnd_offer = NULL;
}
MP_VERBOSE(wl, "Releasing DND offer with mime type %s\n", wl->dnd_mime_type);
talloc_free(wl->dnd_mime_type);
wl->dnd_mime_type = NULL;
wl->dnd_mime_score = 0;
}
static void data_device_handle_motion(void *data, struct wl_data_device *wl_ddev,
uint32_t time, wl_fixed_t x, wl_fixed_t y)
{
struct vo_wayland_state *wl = data;
wl_data_offer_accept(wl->dnd_offer, time, wl->dnd_mime_type);
}
static void data_device_handle_drop(void *data, struct wl_data_device *wl_ddev)
{
struct vo_wayland_state *wl = data;
int pipefd[2];
if (pipe2(pipefd, O_CLOEXEC) == -1) {
MP_ERR(wl, "Failed to create dnd pipe!\n");
return;
}
MP_VERBOSE(wl, "Receiving DND offer with mime %s\n", wl->dnd_mime_type);
wl_data_offer_receive(wl->dnd_offer, wl->dnd_mime_type, pipefd[1]);
close(pipefd[1]);
wl->dnd_fd = pipefd[0];
}
static void data_device_handle_selection(void *data, struct wl_data_device *wl_ddev,
struct wl_data_offer *id)
{
}
static const struct wl_data_device_listener data_device_listener = {
data_device_handle_data_offer,
data_device_handle_enter,
data_device_handle_leave,
data_device_handle_motion,
data_device_handle_drop,
data_device_handle_selection,
};
static void surface_handle_enter(void *data, struct wl_surface *wl_surface,
struct wl_output *output)
{
struct vo_wayland_state *wl = data;
wl->current_output = NULL;
struct vo_wayland_output *o;
wl_list_for_each(o, &wl->output_list, link) {
if (o->output == output) {
wl->current_output = o;
break;
}
}
wl->current_output->has_surface = true;
if (wl->scaling != wl->current_output->scale)
wl->pending_vo_events |= VO_EVENT_RESIZE;
wl->scaling = wl->current_output->scale;
MP_VERBOSE(wl, "Surface entered output %s %s (0x%x), scale = %i\n", o->make,
o->model, o->id, wl->scaling);
wl->pending_vo_events |= VO_EVENT_WIN_STATE;
}
static void surface_handle_leave(void *data, struct wl_surface *wl_surface,
struct wl_output *output)
{
struct vo_wayland_state *wl = data;
struct vo_wayland_output *o;
wl_list_for_each(o, &wl->output_list, link) {
if (o->output == output) {
o->has_surface = false;
wl->pending_vo_events |= VO_EVENT_WIN_STATE;
return;
}
}
}
static const struct wl_surface_listener surface_listener = {
surface_handle_enter,
surface_handle_leave,
};
static void pres_set_clockid(void *data, struct wp_presentation *pres,
uint32_t clockid)
{
struct vo_wayland_state *wl = data;
wl->presentation = pres;
clockid = CLOCK_MONOTONIC;
}
static const struct wp_presentation_listener pres_listener = {
pres_set_clockid,
};
static void registry_handle_add(void *data, struct wl_registry *reg, uint32_t id,
const char *interface, uint32_t ver)
{
int found = 1;
struct vo_wayland_state *wl = data;
if (!strcmp(interface, wl_compositor_interface.name) && (ver >= 3) && found++) {
wl->compositor = wl_registry_bind(reg, id, &wl_compositor_interface, 3);
wl->surface = wl_compositor_create_surface(wl->compositor);
wl->cursor_surface = wl_compositor_create_surface(wl->compositor);
wl_surface_add_listener(wl->surface, &surface_listener, wl);
}
if (!strcmp(interface, wl_output_interface.name) && (ver >= 2) && found++) {
struct vo_wayland_output *output = talloc_zero(wl, struct vo_wayland_output);
output->wl = wl;
output->id = id;
output->scale = 1;
output->output = wl_registry_bind(reg, id, &wl_output_interface, 2);
wl_output_add_listener(output->output, &output_listener, output);
wl_list_insert(&wl->output_list, &output->link);
}
if (!strcmp(interface, xdg_wm_base_interface.name) && found++) {
ver = MPMIN(ver, 2); /* We can use either 1 or 2 */
wl->wm_base = wl_registry_bind(reg, id, &xdg_wm_base_interface, ver);
xdg_wm_base_add_listener(wl->wm_base, &xdg_wm_base_listener, wl);
}
if (!strcmp(interface, wl_seat_interface.name) && found++) {
wl->seat = wl_registry_bind(reg, id, &wl_seat_interface, 1);
wl_seat_add_listener(wl->seat, &seat_listener, wl);
}
if (!strcmp(interface, wl_shm_interface.name) && found++) {
wl->shm = wl_registry_bind(reg, id, &wl_shm_interface, 1);
}
if (!strcmp(interface, wl_data_device_manager_interface.name) && (ver >= 3) && found++) {
wl->dnd_devman = wl_registry_bind(reg, id, &wl_data_device_manager_interface, 3);
}
if (!strcmp(interface, zxdg_decoration_manager_v1_interface.name) && found++) {
wl->xdg_decoration_manager = wl_registry_bind(reg, id, &zxdg_decoration_manager_v1_interface, 1);
}
if (!strcmp(interface, wp_presentation_interface.name) && found++) {
wl->presentation = wl_registry_bind(reg, id, &wp_presentation_interface, 1);
wp_presentation_add_listener(wl->presentation, &pres_listener, wl);
}
if (!strcmp(interface, zwp_idle_inhibit_manager_v1_interface.name) && found++) {
wl->idle_inhibit_manager = wl_registry_bind(reg, id, &zwp_idle_inhibit_manager_v1_interface, 1);
}
if (found > 1)
MP_VERBOSE(wl, "Registered for protocol %s\n", interface);
}
static void remove_output(struct vo_wayland_output *out)
{
if (!out)
return;
MP_VERBOSE(out->wl, "Deregistering output %s %s (0x%x)\n", out->make,
out->model, out->id);
wl_list_remove(&out->link);
talloc_free(out->make);
talloc_free(out->model);
talloc_free(out);
return;
}
static void registry_handle_remove(void *data, struct wl_registry *reg, uint32_t id)
{
struct vo_wayland_state *wl = data;
struct vo_wayland_output *output, *tmp;
wl_list_for_each_safe(output, tmp, &wl->output_list, link) {
if (output->id == id) {
remove_output(output);
return;
}
}
}
static const struct wl_registry_listener registry_listener = {
registry_handle_add,
registry_handle_remove,
};
static void handle_surface_config(void *data, struct xdg_surface *surface,
uint32_t serial)
{
xdg_surface_ack_configure(surface, serial);
}
static const struct xdg_surface_listener xdg_surface_listener = {
handle_surface_config,
};
static void handle_toplevel_config(void *data, struct xdg_toplevel *toplevel,
int32_t width, int32_t height, struct wl_array *states)
{
struct vo_wayland_state *wl = data;
struct mp_vo_opts *vo_opts = wl->vo_opts;
struct mp_rect old_geometry = wl->geometry;
bool found_fullscreen = false;
bool found_maximized = false;
bool is_maximized = vo_opts->window_maximized;
bool is_fullscreen = vo_opts->fullscreen;
enum xdg_toplevel_state *state;
wl_array_for_each(state, states) {
switch (*state) {
case XDG_TOPLEVEL_STATE_FULLSCREEN:
found_fullscreen = true;
break;
case XDG_TOPLEVEL_STATE_RESIZING:
wl->pending_vo_events |= VO_EVENT_LIVE_RESIZING;
break;
case XDG_TOPLEVEL_STATE_ACTIVATED:
/*
* If we get an ACTIVATED state, we know it cannot be
* minimized, but it may not have been minimized
* previously, so we can't detect the exact state.
*/
vo_opts->window_minimized = false;
m_config_cache_write_opt(wl->vo_opts_cache,
&vo_opts->window_minimized);
break;
case XDG_TOPLEVEL_STATE_TILED_TOP:
case XDG_TOPLEVEL_STATE_TILED_LEFT:
case XDG_TOPLEVEL_STATE_TILED_RIGHT:
case XDG_TOPLEVEL_STATE_TILED_BOTTOM:
case XDG_TOPLEVEL_STATE_MAXIMIZED:
found_maximized = true;
break;
}
}
is_maximized = found_maximized;
is_fullscreen = found_fullscreen;
vo_opts->fullscreen = is_fullscreen;
m_config_cache_write_opt(wl->vo_opts_cache, &vo_opts->fullscreen);
vo_opts->window_maximized = is_maximized;
m_config_cache_write_opt(wl->vo_opts_cache, &vo_opts->window_maximized);
int old_toplevel_width = wl->toplevel_width;
int old_toplevel_height = wl->toplevel_height;
wl->toplevel_width = width;
wl->toplevel_height = height;
if (!(wl->pending_vo_events & VO_EVENT_LIVE_RESIZING))
vo_query_and_reset_events(wl->vo, VO_EVENT_LIVE_RESIZING);
if (old_toplevel_width == wl->toplevel_width && old_toplevel_height == wl->toplevel_height)
return;
if (width > 0 && height > 0) {
if (!is_fullscreen && !is_maximized) {
if (wl->vo_opts->keepaspect && wl->vo_opts->keepaspect_window) {
if (abs(wl->toplevel_width - old_toplevel_width) > abs(wl->toplevel_height - old_toplevel_height)) {
double scale_factor = (double)width / wl->reduced_width;
width = wl->reduced_width * scale_factor;
} else {
double scale_factor = (double)height / wl->reduced_height;
height = wl->reduced_height * scale_factor;
}
}
wl->window_size.x0 = 0;
wl->window_size.y0 = 0;
wl->window_size.x1 = width;
wl->window_size.y1 = height;
}
wl->geometry.x0 = 0;
wl->geometry.y0 = 0;
wl->geometry.x1 = width;
wl->geometry.y1 = height;
} else {
wl->geometry = wl->window_size;
}
if (mp_rect_equals(&old_geometry, &wl->geometry))
return;
MP_VERBOSE(wl, "Resizing due to xdg from %ix%i to %ix%i\n",
mp_rect_w(old_geometry)*wl->scaling, mp_rect_h(old_geometry)*wl->scaling,
mp_rect_w(wl->geometry)*wl->scaling, mp_rect_h(wl->geometry)*wl->scaling);
wl->pending_vo_events |= VO_EVENT_RESIZE;
}
static void handle_toplevel_close(void *data, struct xdg_toplevel *xdg_toplevel)
{
struct vo_wayland_state *wl = data;
mp_input_put_key(wl->vo->input_ctx, MP_KEY_CLOSE_WIN);
}
static const struct xdg_toplevel_listener xdg_toplevel_listener = {
handle_toplevel_config,
handle_toplevel_close,
};
static int create_xdg_surface(struct vo_wayland_state *wl)
{
wl->xdg_surface = xdg_wm_base_get_xdg_surface(wl->wm_base, wl->surface);
xdg_surface_add_listener(wl->xdg_surface, &xdg_surface_listener, wl);
wl->xdg_toplevel = xdg_surface_get_toplevel(wl->xdg_surface);
xdg_toplevel_add_listener(wl->xdg_toplevel, &xdg_toplevel_listener, wl);
xdg_toplevel_set_title (wl->xdg_toplevel, "mpv");
xdg_toplevel_set_app_id(wl->xdg_toplevel, "mpv");
return 0;
}
static void set_border_decorations(struct vo_wayland_state *wl, int state)
{
if (!wl->xdg_toplevel_decoration) {
wl->vo_opts->border = false;
m_config_cache_write_opt(wl->vo_opts_cache,
&wl->vo_opts->border);
return;
}
enum zxdg_toplevel_decoration_v1_mode mode;
if (state) {
MP_VERBOSE(wl, "Enabling server decorations\n");
mode = ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE;
} else {
MP_VERBOSE(wl, "Disabling server decorations\n");
mode = ZXDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE;
}
zxdg_toplevel_decoration_v1_set_mode(wl->xdg_toplevel_decoration, mode);
}
int vo_wayland_init(struct vo *vo)
{
vo->wl = talloc_zero(NULL, struct vo_wayland_state);
struct vo_wayland_state *wl = vo->wl;
*wl = (struct vo_wayland_state) {
.display = wl_display_connect(NULL),
.vo = vo,
.log = mp_log_new(wl, vo->log, "wayland"),
.scaling = 1,
.wakeup_pipe = {-1, -1},
.dnd_fd = -1,
.cursor_visible = true,
.vo_opts_cache = m_config_cache_alloc(wl, vo->global, &vo_sub_opts),
};
wl->vo_opts = wl->vo_opts_cache->opts;
wl_list_init(&wl->output_list);
if (!wl->display)
return false;
if (create_input(wl))
return false;
wl->registry = wl_display_get_registry(wl->display);
wl_registry_add_listener(wl->registry, &registry_listener, wl);
/* Do a roundtrip to run the registry */
wl_display_roundtrip(wl->display);
if (!wl->wm_base) {
MP_FATAL(wl, "Compositor doesn't support the required %s protocol!\n",
xdg_wm_base_interface.name);
return false;
}
if (!wl_list_length(&wl->output_list)) {
MP_FATAL(wl, "No outputs found or compositor doesn't support %s (ver. 2)\n",
wl_output_interface.name);
return false;
}
/* Can't be initialized during registry due to multi-protocol dependence */
if (create_xdg_surface(wl))
return false;
const char *xdg_current_desktop = getenv("XDG_CURRENT_DESKTOP");
if (xdg_current_desktop != NULL && strstr(xdg_current_desktop, "GNOME"))
MP_WARN(wl, "GNOME's wayland compositor is known to have many serious issues with mpv. Switch to GNOME's xorg session for the best experience.\n");
if (wl->dnd_devman && wl->seat) {
wl->dnd_ddev = wl_data_device_manager_get_data_device(wl->dnd_devman, wl->seat);
wl_data_device_add_listener(wl->dnd_ddev, &data_device_listener, wl);
} else if (!wl->dnd_devman) {
MP_VERBOSE(wl, "Compositor doesn't support the %s (ver. 3) protocol!\n",
wl_data_device_manager_interface.name);
}
if (wl->presentation) {
wl->sync = talloc_zero_array(wl, struct vo_wayland_sync, 1);
struct vo_wayland_sync sync = {0, 0, 0, 0};
wl->sync[0] = sync;
wl->sync_size += 1;
} else {
MP_VERBOSE(wl, "Compositor doesn't support the %s protocol!\n",
wp_presentation_interface.name);
}
if (wl->xdg_decoration_manager) {
wl->xdg_toplevel_decoration = zxdg_decoration_manager_v1_get_toplevel_decoration(wl->xdg_decoration_manager, wl->xdg_toplevel);
set_border_decorations(wl, wl->vo_opts->border);
} else {
wl->vo_opts->border = false;
m_config_cache_write_opt(wl->vo_opts_cache,
&wl->vo_opts->border);
MP_VERBOSE(wl, "Compositor doesn't support the %s protocol!\n",
zxdg_decoration_manager_v1_interface.name);
}
if (!wl->idle_inhibit_manager)
MP_VERBOSE(wl, "Compositor doesn't support the %s protocol!\n",
zwp_idle_inhibit_manager_v1_interface.name);
wl->opts = mp_get_config_group(wl, wl->vo->global, &wayland_conf);
wl->display_fd = wl_display_get_fd(wl->display);
mp_make_wakeup_pipe(wl->wakeup_pipe);
return true;
}
void vo_wayland_uninit(struct vo *vo)
{
struct vo_wayland_state *wl = vo->wl;
if (!wl)
return;
mp_input_put_key(wl->vo->input_ctx, MP_INPUT_RELEASE_ALL);
if (wl->current_output && wl->current_output->output)
wl_output_destroy(wl->current_output->output);
if (wl->cursor_theme)
wl_cursor_theme_destroy(wl->cursor_theme);
if (wl->cursor_surface)
wl_surface_destroy(wl->cursor_surface);
if (wl->xkb_context)
xkb_context_unref(wl->xkb_context);
if (wl->xkb_state)
xkb_state_unref(wl->xkb_state);
if (wl->xkb_keymap)
xkb_keymap_unref(wl->xkb_keymap);
if (wl->idle_inhibitor)
zwp_idle_inhibitor_v1_destroy(wl->idle_inhibitor);
if (wl->idle_inhibit_manager)
zwp_idle_inhibit_manager_v1_destroy(wl->idle_inhibit_manager);
if (wl->wm_base)
xdg_wm_base_destroy(wl->wm_base);
if (wl->shm)
wl_shm_destroy(wl->shm);
if (wl->dnd_ddev)
wl_data_device_destroy(wl->dnd_ddev);
if (wl->dnd_devman)
wl_data_device_manager_destroy(wl->dnd_devman);
if (wl->dnd_offer)
wl_data_offer_destroy(wl->dnd_offer);
if (wl->xdg_toplevel_decoration)
zxdg_toplevel_decoration_v1_destroy(wl->xdg_toplevel_decoration);
if (wl->xdg_decoration_manager)
zxdg_decoration_manager_v1_destroy(wl->xdg_decoration_manager);
if (wl->xdg_toplevel)
xdg_toplevel_destroy(wl->xdg_toplevel);
if (wl->xdg_surface)
xdg_surface_destroy(wl->xdg_surface);
if (wl->compositor)
wl_compositor_destroy(wl->compositor);
if (wl->surface)
wl_surface_destroy(wl->surface);
if (wl->frame_callback)
wl_callback_destroy(wl->frame_callback);
if (wl->presentation)
wp_presentation_destroy(wl->presentation);
if (wl->pointer)
wl_pointer_destroy(wl->pointer);
if (wl->keyboard)
wl_keyboard_destroy(wl->keyboard);
if (wl->seat)
wl_seat_destroy(wl->seat);
if (wl->registry)
wl_registry_destroy(wl->registry);
if (wl->display) {
close(wl_display_get_fd(wl->display));
wl_display_disconnect(wl->display);
}
struct vo_wayland_output *output, *tmp;
wl_list_for_each_safe(output, tmp, &wl->output_list, link)
remove_output(output);
talloc_free(wl->dnd_mime_type);
for (int n = 0; n < 2; n++)
close(wl->wakeup_pipe[n]);
talloc_free(wl);
vo->wl = NULL;
}
static bool find_output(struct vo_wayland_state *wl, int index)
{
int screen_id = 0;
struct vo_wayland_output *output = NULL;
struct vo_wayland_output *fallback_output = NULL;
wl_list_for_each(output, &wl->output_list, link) {
if (screen_id == 0)
fallback_output = output;
if (index == screen_id++)
wl->current_output = output;
}
if (!wl->current_output) {
if (!fallback_output) {
MP_ERR(wl, "Screen index %i not found/unavailable!\n", index);
return 1;
} else {
MP_WARN(wl, "Screen index %i not found/unavailable! Falling back to screen 0!\n", index);
wl->current_output = fallback_output;
}
}
return 0;
}
static void greatest_common_divisor(struct vo_wayland_state *wl, int a, int b) {
// euclidean algorithm
int larger;
int smaller;
if (a > b) {
larger = a;
smaller = b;
} else {
larger = b;
smaller = a;
}
int remainder = larger - smaller * floor(larger/smaller);
if (remainder == 0) {
wl->gcd = smaller;
} else {
greatest_common_divisor(wl, smaller, remainder);
}
}
int vo_wayland_reconfig(struct vo *vo)
{
struct vo_wayland_state *wl = vo->wl;
MP_VERBOSE(wl, "Reconfiguring!\n");
if (!wl->current_output) {
int idx = 0;
if (wl->vo_opts->fullscreen && (wl->vo_opts->fsscreen_id >= 0))
idx = wl->vo_opts->fsscreen_id;
if (find_output(wl, idx))
return false;
if (!wl->vo_opts->hidpi_window_scale)
wl->current_output->scale = 1;
wl->scaling = wl->current_output->scale;
}
struct vo_win_geometry geo;
struct mp_rect screenrc = wl->current_output->geometry;
vo_calc_window_geometry(vo, &screenrc, &geo);
vo_apply_window_geometry(vo, &geo);
if (!wl->configured) {
wl->geometry.x0 = 0;
wl->geometry.y0 = 0;
wl->geometry.x1 = vo->dwidth / wl->scaling;
wl->geometry.y1 = vo->dheight / wl->scaling;
wl->window_size = wl->geometry;
}
greatest_common_divisor(wl, vo->dwidth, vo->dheight);
wl->reduced_width = vo->dwidth / wl->gcd;
wl->reduced_height = vo->dheight / wl->gcd;
if (wl->vo_opts->fullscreen && wl->vo_opts->fsscreen_id < 0) {
xdg_toplevel_set_fullscreen(wl->xdg_toplevel, NULL);
} else if (wl->vo_opts->fullscreen && wl->vo_opts->fsscreen_id >= 0) {
xdg_toplevel_set_fullscreen(wl->xdg_toplevel, wl->current_output->output);
}
if (wl->vo_opts->window_maximized)
xdg_toplevel_set_maximized(wl->xdg_toplevel);
if (wl->vo_opts->window_minimized)
xdg_toplevel_set_minimized(wl->xdg_toplevel);
wl_surface_set_buffer_scale(wl->surface, wl->scaling);
wl_surface_commit(wl->surface);
wl->pending_vo_events |= VO_EVENT_RESIZE;
if (!wl->configured) {
if (spawn_cursor(wl))
return false;
wl_display_roundtrip(wl->display);
wl->configured = true;
}
return true;
}
static int set_screensaver_inhibitor(struct vo_wayland_state *wl, int state)
{
if (!wl->idle_inhibit_manager)
return VO_NOTIMPL;
if (state == (!!wl->idle_inhibitor))
return VO_TRUE;
if (state) {
MP_VERBOSE(wl, "Enabling idle inhibitor\n");
struct zwp_idle_inhibit_manager_v1 *mgr = wl->idle_inhibit_manager;
wl->idle_inhibitor = zwp_idle_inhibit_manager_v1_create_inhibitor(mgr, wl->surface);
} else {
MP_VERBOSE(wl, "Disabling the idle inhibitor\n");
zwp_idle_inhibitor_v1_destroy(wl->idle_inhibitor);
wl->idle_inhibitor = NULL;
}
return VO_TRUE;
}
static void toggle_fullscreen(struct vo_wayland_state *wl)
{
if (!wl->xdg_toplevel)
return;
if (wl->vo_opts->fullscreen && wl->vo_opts->fsscreen_id < 0) {
xdg_toplevel_set_fullscreen(wl->xdg_toplevel, NULL);
} else if (wl->vo_opts->fullscreen && wl->vo_opts->fsscreen_id >= 0) {
find_output(wl, wl->vo_opts->fsscreen_id);
xdg_toplevel_set_fullscreen(wl->xdg_toplevel, wl->current_output->output);
} else {
xdg_toplevel_unset_fullscreen(wl->xdg_toplevel);
}
}
static void toggle_maximized(struct vo_wayland_state *wl)
{
if (!wl->xdg_toplevel)
return;
if (wl->vo_opts->window_maximized)
xdg_toplevel_set_maximized(wl->xdg_toplevel);
else
xdg_toplevel_unset_maximized(wl->xdg_toplevel);
}
static void do_minimize(struct vo_wayland_state *wl)
{
if (!wl->xdg_toplevel)
return;
if (wl->vo_opts->window_minimized)
xdg_toplevel_set_minimized(wl->xdg_toplevel);
}
static int update_window_title(struct vo_wayland_state *wl, char *title)
{
if (!wl->xdg_toplevel)
return VO_NOTAVAIL;
xdg_toplevel_set_title(wl->xdg_toplevel, title);
return VO_TRUE;
}
static void check_dnd_fd(struct vo_wayland_state *wl)
{
if (wl->dnd_fd == -1)
return;
struct pollfd fdp = { wl->dnd_fd, POLLIN | POLLERR | POLLHUP, 0 };
if (poll(&fdp, 1, 0) <= 0)
return;
if (fdp.revents & POLLIN) {
ptrdiff_t offset = 0;
size_t data_read = 0;
const size_t chunk_size = 1;
uint8_t *buffer = ta_zalloc_size(wl, chunk_size);
if (!buffer)
goto end;
while ((data_read = read(wl->dnd_fd, buffer + offset, chunk_size)) > 0) {
offset += data_read;
buffer = ta_realloc_size(wl, buffer, offset + chunk_size);
memset(buffer + offset, 0, chunk_size);
if (!buffer)
goto end;
}
MP_VERBOSE(wl, "Read %td bytes from the DND fd\n", offset);
struct bstr file_list = bstr0(buffer);
mp_event_drop_mime_data(wl->vo->input_ctx, wl->dnd_mime_type,
file_list, wl->dnd_action);
talloc_free(buffer);
end:
wl_data_offer_finish(wl->dnd_offer);
talloc_free(wl->dnd_mime_type);
wl->dnd_mime_type = NULL;
wl->dnd_mime_score = 0;
}
if (fdp.revents & (POLLIN | POLLERR | POLLHUP)) {
close(wl->dnd_fd);
wl->dnd_fd = -1;
}
}
static char **get_displays_spanned(struct vo_wayland_state *wl)
{
char **names = NULL;
int displays_spanned = 0;
struct vo_wayland_output *output;
wl_list_for_each(output, &wl->output_list, link) {
if (output->has_surface)
MP_TARRAY_APPEND(NULL, names, displays_spanned,
talloc_strdup(NULL, output->model));
}
MP_TARRAY_APPEND(NULL, names, displays_spanned, NULL);
return names;
}
int vo_wayland_control(struct vo *vo, int *events, int request, void *arg)
{
struct vo_wayland_state *wl = vo->wl;
struct mp_vo_opts *opts = wl->vo_opts;
wl_display_dispatch_pending(wl->display);
switch (request) {
case VOCTRL_CHECK_EVENTS: {
check_dnd_fd(wl);
*events |= wl->pending_vo_events;
wl->pending_vo_events = 0;
return VO_TRUE;
}
case VOCTRL_VO_OPTS_CHANGED: {
void *opt;
while (m_config_cache_get_next_changed(wl->vo_opts_cache, &opt)) {
if (opt == &opts->fullscreen)
toggle_fullscreen(wl);
if (opt == &opts->window_minimized)
do_minimize(wl);
if (opt == &opts->window_maximized)
toggle_maximized(wl);
if (opt == &opts->border)
set_border_decorations(wl, opts->border);
}
return VO_TRUE;
}
case VOCTRL_GET_DISPLAY_NAMES: {
*(char ***)arg = get_displays_spanned(wl);
return VO_TRUE;
}
case VOCTRL_GET_UNFS_WINDOW_SIZE: {
int *s = arg;
s[0] = mp_rect_w(wl->geometry)*wl->scaling;
s[1] = mp_rect_h(wl->geometry)*wl->scaling;
return VO_TRUE;
}
case VOCTRL_SET_UNFS_WINDOW_SIZE: {
int *s = arg;
if (!wl->vo_opts->fullscreen && !wl->vo_opts->window_maximized) {
wl->geometry.x0 = 0;
wl->geometry.y0 = 0;
wl->geometry.x1 = s[0]/wl->scaling;
wl->geometry.y1 = s[1]/wl->scaling;
wl->window_size = wl->geometry;
wl->pending_vo_events |= VO_EVENT_RESIZE;
}
return VO_TRUE;
}
case VOCTRL_GET_DISPLAY_FPS: {
if (!wl->current_output)
return VO_NOTAVAIL;
*(double *)arg = wl->current_output->refresh_rate;
return VO_TRUE;
}
case VOCTRL_UPDATE_WINDOW_TITLE:
return update_window_title(wl, (char *)arg);
case VOCTRL_SET_CURSOR_VISIBILITY:
if (!wl->pointer)
return VO_NOTAVAIL;
return set_cursor_visibility(wl, *(bool *)arg);
case VOCTRL_KILL_SCREENSAVER:
return set_screensaver_inhibitor(wl, true);
case VOCTRL_RESTORE_SCREENSAVER:
return set_screensaver_inhibitor(wl, false);
}
return VO_NOTIMPL;
}
void vo_wayland_sync_shift(struct vo_wayland_state *wl)
{
for (int i = wl->sync_size - 1; i > 0; --i) {
wl->sync[i] = wl->sync[i-1];
}
struct vo_wayland_sync sync = {0, 0, 0, 0};
wl->sync[0] = sync;
}
int last_available_sync(struct vo_wayland_state *wl)
{
for (int i = wl->sync_size - 1; i > -1; --i) {
if (!wl->sync[i].filled)
return i;
}
return -1;
}
void queue_new_sync(struct vo_wayland_state *wl)
{
wl->sync_size += 1;
wl->sync = talloc_realloc(wl, wl->sync, struct vo_wayland_sync, wl->sync_size);
vo_wayland_sync_shift(wl);
wl->sync[0].sbc = wl->user_sbc;
}
void wayland_sync_swap(struct vo_wayland_state *wl)
{
int index = wl->sync_size - 1;
wl->last_skipped_vsyncs = 0;
// If these are the same (can happen if a frame takes too long), update
// the ust/msc/sbc based on when the next frame is expected to arrive.
if (wl->sync[index].ust == wl->last_ust && wl->last_ust) {
wl->sync[index].ust += wl->sync[index].refresh_usec;
wl->sync[index].msc += 1;
wl->sync[index].sbc += 1;
}
int64_t ust_passed = wl->sync[index].ust ? wl->sync[index].ust - wl->last_ust: 0;
wl->last_ust = wl->sync[index].ust;
int64_t msc_passed = wl->sync[index].msc ? wl->sync[index].msc - wl->last_msc: 0;
wl->last_msc = wl->sync[index].msc;
int64_t sbc_passed = wl->sync[index].sbc ? wl->sync[index].sbc - wl->last_sbc: 0;
wl->last_sbc = wl->sync[index].sbc;
if (msc_passed && ust_passed)
wl->vsync_duration = ust_passed / msc_passed;
if (sbc_passed) {
struct timespec ts;
if (clock_gettime(CLOCK_MONOTONIC, &ts)) {
return;
}
uint64_t now_monotonic = ts.tv_sec * 1000000LL + ts.tv_nsec / 1000;
uint64_t ust_mp_time = mp_time_us() - (now_monotonic - wl->sync[index].ust);
wl->last_sbc_mp_time = ust_mp_time;
}
if (!wl->sync[index].sbc)
return;
wl->last_queue_display_time = wl->last_sbc_mp_time + sbc_passed*wl->vsync_duration;
}
void vo_wayland_wakeup(struct vo *vo)
{
struct vo_wayland_state *wl = vo->wl;
(void)write(wl->wakeup_pipe[1], &(char){0}, 1);
}
void vo_wayland_wait_frame(struct vo_wayland_state *wl)
{
struct pollfd fds[1] = {
{.fd = wl->display_fd, .events = POLLIN },
};
double vblank_time = 1e6 / wl->current_output->refresh_rate;
int64_t finish_time = mp_time_us() + vblank_time;
while (wl->frame_wait && finish_time > mp_time_us()) {
int poll_time = ceil((double)(finish_time - mp_time_us()) / 1000);
if (poll_time < 0) {
poll_time = 0;
}
while (wl_display_prepare_read(wl->display) != 0)
wl_display_dispatch_pending(wl->display);
wl_display_flush(wl->display);
poll(fds, 1, poll_time);
wl_display_read_events(wl->display);
wl_display_roundtrip(wl->display);
}
if (wl->frame_wait) {
if (!wl->hidden) {
wl->timeout_count += 1;
} else {
wl->timeout_count = 0;
}
} else {
if (wl->hidden) {
wl->timeout_count -= 1;
} else {
wl->timeout_count = 0;
}
}
if (wl->timeout_count > wl->current_output->refresh_rate) {
wl->hidden = true;
} else if (wl->timeout_count < -1*wl->current_output->refresh_rate) {
wl->hidden = false;
}
}
void vo_wayland_wait_events(struct vo *vo, int64_t until_time_us)
{
struct vo_wayland_state *wl = vo->wl;
struct wl_display *display = wl->display;
if (wl->display_fd == -1)
return;
struct pollfd fds[2] = {
{.fd = wl->display_fd, .events = POLLIN },
{.fd = wl->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);
wl_display_dispatch_pending(display);
wl_display_flush(display);
poll(fds, 2, timeout_ms);
if (fds[0].revents & (POLLERR | POLLHUP | POLLNVAL)) {
MP_FATAL(wl, "Error occurred on the display fd, closing\n");
close(wl->display_fd);
wl->display_fd = -1;
mp_input_put_key(vo->input_ctx, MP_KEY_CLOSE_WIN);
}
if (fds[0].revents & POLLIN)
wl_display_dispatch(display);
if (fds[1].revents & POLLIN)
mp_flush_wakeup_pipe(wl->wakeup_pipe[0]);
}
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