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mpv/video/out/wayland_common.c

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/*
* This file is part of MPlayer.
* Copyright © 2008 Kristian Høgsberg
* Copyright © 2012-2013 Collabora, Ltd.
* Copyright © 2012-2013 Scott Moreau <oreaus@gmail.com>
* Copyright © 2012-2013 Alexander Preisinger <alexander.preisinger@gmail.com>
*
* MPlayer 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.
*
* MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <inttypes.h>
#include <limits.h>
#include <assert.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/mman.h>
#include <sys/epoll.h>
#include <sys/timerfd.h>
#include <linux/input.h>
#include "config.h"
#include "core/bstr.h"
#include "core/options.h"
#include "core/mp_msg.h"
#include "core/mp_fifo.h"
#include "libavutil/common.h"
#include "talloc.h"
#include "wayland_common.h"
#include "vo.h"
#include "aspect.h"
#include "osdep/timer.h"
#include "core/subopt-helper.h"
#include "core/input/input.h"
#include "core/input/keycodes.h"
#define MOD_SHIFT_MASK 0x01
#define MOD_ALT_MASK 0x02
#define MOD_CONTROL_MASK 0x04
#define ARRAY_LENGTH(a) (sizeof (a) / sizeof (a)[0])
static int lookupkey(int key);
static void hide_cursor(struct vo_wayland_state * wl);
static void show_cursor(struct vo_wayland_state * wl);
/*** wayland interface ***/
/* SHELL SURFACE LISTENER */
static void ssurface_handle_ping(void *data,
struct wl_shell_surface *shell_surface,
uint32_t serial)
{
wl_shell_surface_pong(shell_surface, serial);
}
static void ssurface_schedule_resize(struct vo_wayland_window *window,
int32_t width,
int32_t height)
{
window->pending_width = width;
window->pending_height = height;
window->resize_needed = 1;
window->events |= VO_EVENT_RESIZE;
}
static void ssurface_handle_configure(void *data,
struct wl_shell_surface *shell_surface,
uint32_t edges,
int32_t width,
int32_t height)
{
struct vo_wayland_state *wl = data;
wl->window->edges = edges;
ssurface_schedule_resize(wl->window, width, height);
}
static void ssurface_handle_popup_done(void *data,
struct wl_shell_surface *shell_surface)
{
}
const struct wl_shell_surface_listener shell_surface_listener = {
ssurface_handle_ping,
ssurface_handle_configure,
ssurface_handle_popup_done
};
/* OUTPUT LISTENER */
static void output_handle_geometry(void *data,
struct wl_output *wl_output,
int32_t x,
int32_t y,
int32_t physical_width,
int32_t physical_height,
int32_t subpixel,
const char *make,
const char *model,
int32_t transform)
{
/* Ignore transforms for now */
switch (transform) {
case WL_OUTPUT_TRANSFORM_NORMAL:
case WL_OUTPUT_TRANSFORM_90:
case WL_OUTPUT_TRANSFORM_180:
case WL_OUTPUT_TRANSFORM_270:
case WL_OUTPUT_TRANSFORM_FLIPPED:
case WL_OUTPUT_TRANSFORM_FLIPPED_90:
case WL_OUTPUT_TRANSFORM_FLIPPED_180:
case WL_OUTPUT_TRANSFORM_FLIPPED_270:
default:
break;
}
}
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_display *d = data;
struct vo_wayland_output *output;
wl_list_for_each(output, &d->output_list, link) {
if (wl_output == output->output) {
output->width = width;
output->height = height;
if (flags)
output->flags = flags;
}
}
/* one output is enough */
d->output_mode_received = 1;
}
const struct wl_output_listener output_listener = {
output_handle_geometry,
output_handle_mode
};
/* KEY LOOKUP */
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 block
{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},
{0, 0}
};
/* KEYBOARD LISTENER */
static void keyboard_handle_keymap(void *data,
struct wl_keyboard *wl_keyboard,
uint32_t format,
int32_t fd,
uint32_t size)
{
struct vo_wayland_input *input = ((struct vo_wayland_state *) data)->input;
char *map_str;
if(!data) {
close(fd);
return;
}
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;
}
input->xkb.keymap = xkb_map_new_from_string(input->xkb.context,
map_str, XKB_KEYMAP_FORMAT_TEXT_V1, 0);
munmap(map_str, size);
close(fd);
if (!input->xkb.keymap) {
mp_msg(MSGT_VO, MSGL_ERR, "[wayland] failed to compile keymap.\n");
return;
}
input->xkb.state = xkb_state_new(input->xkb.keymap);
if (!input->xkb.state) {
mp_msg(MSGT_VO, MSGL_ERR, "[wayland] failed to create XKB state.\n");
xkb_map_unref(input->xkb.keymap);
input->xkb.keymap = NULL;
return;
}
input->xkb.control_mask =
1 << xkb_map_mod_get_index(input->xkb.keymap, "Control");
input->xkb.alt_mask =
1 << xkb_map_mod_get_index(input->xkb.keymap, "Mod1");
input->xkb.shift_mask =
1 << xkb_map_mod_get_index(input->xkb.keymap, "Shift");
}
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 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;
struct vo_wayland_input *input = wl->input;
uint32_t code, num_syms;
struct itimerspec its = {{0, 0}, {0, 0}};
const xkb_keysym_t *syms;
xkb_keysym_t sym;
xkb_mod_mask_t mask;
code = key + 8;
num_syms = xkb_key_get_syms(input->xkb.state, code, &syms);
mask = xkb_state_serialize_mods(input->xkb.state,
XKB_STATE_DEPRESSED | XKB_STATE_LATCHED);
input->modifiers = 0;
if (mask & input->xkb.control_mask)
input->modifiers |= MOD_CONTROL_MASK;
if (mask & input->xkb.alt_mask)
input->modifiers |= MOD_ALT_MASK;
if (mask & input->xkb.shift_mask)
input->modifiers |= MOD_SHIFT_MASK;
sym = XKB_KEY_NoSymbol;
if (num_syms == 1)
sym = syms[0];
if (sym != XKB_KEY_NoSymbol && state == WL_KEYBOARD_KEY_STATE_PRESSED) {
int mpkey = lookupkey(sym);
if (mpkey)
mplayer_put_key(wl->vo->key_fifo, mpkey);
}
if (state == WL_KEYBOARD_KEY_STATE_RELEASED && key == input->repeat.key) {
input->repeat.sym = 0;
input->repeat.key = 0;
input->repeat.time = 0;
}
else if (state == WL_KEYBOARD_KEY_STATE_PRESSED) {
if (input->repeat.key == key) {
its.it_interval.tv_sec = 0;
its.it_interval.tv_nsec = 20 * 1000 * 1000;
its.it_value.tv_sec = 0;
its.it_value.tv_nsec = 100 * 1000 * 1000;
}
else {
input->repeat.sym = sym;
input->repeat.key = key;
input->repeat.time = time;
its.it_interval.tv_sec = 0;
its.it_interval.tv_nsec = 25 * 1000 * 1000;
its.it_value.tv_sec = 0;
its.it_value.tv_nsec = 400 * 1000 * 1000;
}
}
timerfd_settime(input->repeat.timer_fd, 0, &its, NULL);
}
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_input *input = ((struct vo_wayland_state *) data)->input;
xkb_state_update_mask(input->xkb.state, mods_depressed, mods_latched,
mods_locked, 0, 0, group);
}
const struct wl_keyboard_listener keyboard_listener = {
keyboard_handle_keymap,
keyboard_handle_enter,
keyboard_handle_leave,
keyboard_handle_key,
keyboard_handle_modifiers
};
/* POINTER LISTENER */
static void pointer_handle_enter(void *data,
struct wl_pointer *pointer,
uint32_t serial,
struct wl_surface *surface,
wl_fixed_t sx_w,
wl_fixed_t sy_w)
{
struct vo_wayland_state *wl = data;
struct vo_wayland_display * display = wl->display;
display->cursor.serial = serial;
display->cursor.pointer = pointer;
/* Release the left button on pointer enter again
* because after moving the shell surface no release event is sent */
mplayer_put_key(wl->vo->key_fifo, MP_MOUSE_BTN0);
if (wl->window->type == TYPE_FULLSCREEN || wl->vo->opts->cursor_autohide_delay == -2)
hide_cursor(wl);
else if (display->cursor.default_cursor) {
show_cursor(wl);
}
}
static void pointer_handle_leave(void *data,
struct wl_pointer *pointer,
uint32_t serial,
struct wl_surface *surface)
{
}
static void pointer_handle_motion(void *data,
struct wl_pointer *pointer,
uint32_t time,
wl_fixed_t sx_w,
wl_fixed_t sy_w)
{
struct vo_wayland_state *wl = data;
struct vo_wayland_display * display = wl->display;
display->cursor.pointer = pointer;
if (wl->window->type == TYPE_FULLSCREEN) {
show_cursor(wl);
struct itimerspec its;
int ms = wl->vo->opts->cursor_autohide_delay;
int sec = ms / 1000;
ms %= 1000;
its.it_interval.tv_sec = 0;
its.it_interval.tv_nsec = 100 * 1000 * 1000;
its.it_value.tv_sec = sec;
its.it_value.tv_nsec = ms * 1000 * 1000;
timerfd_settime(display->cursor.timer_fd, 0, &its, NULL);
}
}
static void pointer_handle_button(void *data,
struct wl_pointer *pointer,
uint32_t serial,
uint32_t time,
uint32_t button,
uint32_t state)
{
struct vo_wayland_state *wl = data;
mplayer_put_key(wl->vo->key_fifo, MP_MOUSE_BTN0 + (button - BTN_LEFT) |
((state == WL_POINTER_BUTTON_STATE_PRESSED) ? MP_KEY_STATE_DOWN : 0));
if ((button == BTN_LEFT) && (state == WL_POINTER_BUTTON_STATE_PRESSED))
wl_shell_surface_move(wl->window->shell_surface, wl->input->seat, serial);
}
static void pointer_handle_axis(void *data,
struct wl_pointer *pointer,
uint32_t time,
uint32_t axis,
wl_fixed_t value)
{
struct vo_wayland_state *wl = data;
if (axis == WL_POINTER_AXIS_VERTICAL_SCROLL) {
if (value > 0)
mplayer_put_key(wl->vo->key_fifo, MP_MOUSE_BTN4);
if (value < 0)
mplayer_put_key(wl->vo->key_fifo, MP_MOUSE_BTN3);
}
}
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 seat_handle_capabilities(void *data,
struct wl_seat *seat,
enum wl_seat_capability caps)
{
struct vo_wayland_state *wl = data;
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !wl->input->keyboard) {
wl->input->keyboard = wl_seat_get_keyboard(seat);
wl_keyboard_set_user_data(wl->input->keyboard, wl);
wl_keyboard_add_listener(wl->input->keyboard, &keyboard_listener, wl);
}
else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) && wl->input->keyboard) {
wl_keyboard_destroy(wl->input->keyboard);
wl->input->keyboard = NULL;
}
if ((caps & WL_SEAT_CAPABILITY_POINTER) && !wl->input->pointer) {
wl->input->pointer = wl_seat_get_pointer(seat);
wl_pointer_set_user_data(wl->input->pointer, wl);
wl_pointer_add_listener(wl->input->pointer, &pointer_listener, wl);
}
else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && wl->input->pointer) {
wl_pointer_destroy(wl->input->pointer);
wl->input->pointer = NULL;
}
}
static const struct wl_seat_listener seat_listener = {
seat_handle_capabilities,
};
/* SHM LISTENER */
static void shm_handle_format(void *data,
struct wl_shm *wl_shm,
uint32_t format)
{
struct vo_wayland_display *d = data;
d->formats |= (1 << format);
}
const struct wl_shm_listener shm_listener = {
shm_handle_format
};
static void registry_handle_global (void *data,
struct wl_registry *registry,
uint32_t id,
const char *interface,
uint32_t version)
{
struct vo_wayland_state *wl = data;
struct vo_wayland_display *d = wl->display;
if (strcmp(interface, "wl_compositor") == 0) {
d->compositor = wl_registry_bind(d->registry, id,
&wl_compositor_interface, 1);
}
else if (strcmp(interface, "wl_shell") == 0) {
d->shell = wl_registry_bind(d->registry, id, &wl_shell_interface, 1);
}
else if (strcmp(interface, "wl_shm") == 0) {
d->cursor.shm = wl_registry_bind(d->registry, id, &wl_shm_interface, 1);
d->cursor.theme = wl_cursor_theme_load(NULL, 32, d->cursor.shm);
d->cursor.default_cursor = wl_cursor_theme_get_cursor(d->cursor.theme,
"left_ptr");
wl_shm_add_listener(d->cursor.shm, &shm_listener, d);
}
else if (strcmp(interface, "wl_output") == 0) {
struct vo_wayland_output *output = talloc_zero(d,
struct vo_wayland_output);
output->id = id;
output->output = wl_registry_bind(d->registry,
id,
&wl_output_interface,
1);
wl_output_add_listener(output->output, &output_listener, d);
wl_list_insert(&d->output_list, &output->link);
}
else if (strcmp(interface, "wl_seat") == 0) {
wl->input->seat = wl_registry_bind(d->registry,
id,
&wl_seat_interface,
1);
wl_seat_add_listener(wl->input->seat, &seat_listener, wl);
}
}
static void registry_handle_global_remove (void *data,
struct wl_registry *registry,
uint32_t id)
{
}
static const struct wl_registry_listener registry_listener = {
registry_handle_global,
registry_handle_global_remove
};
/*** internal functions ***/
static int set_cloexec_or_close(int fd)
{
long flags;
if (fd == -1)
return -1;
if ((flags = fcntl(fd, F_GETFD)) == -1)
goto err;
if (fcntl(fd, F_SETFD, flags | FD_CLOEXEC) == -1)
goto err;
return fd;
err:
close(fd);
return -1;
}
static int os_epoll_create_cloexec(void)
{
int fd;
#ifdef EPOLL_CLOEXEC
if ((fd = epoll_create1(EPOLL_CLOEXEC)) >= 0)
return fd;
if (errno != EINVAL)
return -1;
#endif
return set_cloexec_or_close(epoll_create(1));
}
static int lookupkey(int key)
{
static 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 hide_cursor (struct vo_wayland_state *wl)
{
struct vo_wayland_display *display = wl->display;
if (!display->cursor.pointer || wl->vo->opts->cursor_autohide_delay == -1)
return;
wl_pointer_set_cursor(display->cursor.pointer, display->cursor.serial,
NULL, 0, 0);
}
static void show_cursor (struct vo_wayland_state *wl)
{
struct vo_wayland_display *display = wl->display;
if (!display->cursor.pointer || wl->vo->opts->cursor_autohide_delay == -2)
return;
struct wl_buffer *buffer;
struct wl_cursor_image *image;
image = display->cursor.default_cursor->images[0];
buffer = wl_cursor_image_get_buffer(image);
wl_pointer_set_cursor(display->cursor.pointer, display->cursor.serial,
display->cursor.surface, image->hotspot_x, image->hotspot_y);
wl_surface_attach(display->cursor.surface, buffer, 0, 0);
wl_surface_damage(display->cursor.surface, 0, 0,
image->width, image->height);
wl_surface_commit(display->cursor.surface);
}
static void
display_watch_fd(struct vo_wayland_display *display,
int fd, uint32_t events, struct vo_wayland_task *task)
{
struct epoll_event ep;
if (display->epoll_fd < 0) {
mp_msg(MSGT_VO, MSGL_WARN, "[wayland] Could not watch fd\n");
return;
}
ep.events = events;
ep.data.ptr = task;
epoll_ctl(display->epoll_fd, EPOLL_CTL_ADD, fd, &ep);
}
static void display_handle_data(struct vo_wayland_task *task,
uint32_t events,
struct vo_wayland_state *wl)
{
struct vo_wayland_display *display = wl->display;
struct epoll_event ep;
int ret;
if (events & EPOLLERR || events & EPOLLHUP)
exit(-1);
if (events & EPOLLIN) {
ret = wl_display_dispatch(display->display);
if (ret == -1)
exit(-1);
}
if (events & EPOLLOUT) {
ret = wl_display_flush(display->display);
if (ret == 0) {
ep.events = EPOLLIN | EPOLLERR | EPOLLHUP;
ep.data.ptr = &display->display_task;
epoll_ctl(display->epoll_fd, EPOLL_CTL_MOD,
display->display_fd, &ep);
} else if (ret == -1 && errno != EAGAIN)
exit(-1);
}
}
static void cursor_timer_func(struct vo_wayland_task *task,
uint32_t events,
struct vo_wayland_state *wl)
{
if (wl->window->type == TYPE_FULLSCREEN)
hide_cursor(wl);
}
static void keyboard_timer_func(struct vo_wayland_task *task,
uint32_t events,
struct vo_wayland_state *wl)
{
struct vo_wayland_input *input = wl->input;
uint64_t exp;
if (read(input->repeat.timer_fd, &exp, sizeof exp) != sizeof exp)
/* If we change the timer between the fd becoming
* readable and getting here, there'll be nothing to
* read and we get EAGAIN. */
return;
keyboard_handle_key(wl, input->keyboard, 0, input->repeat.time,
input->repeat.key, WL_KEYBOARD_KEY_STATE_PRESSED);
}
static bool create_display (struct vo_wayland_state *wl)
{
struct vo_wayland_display *d = wl->display;
if (d)
return true;
d = talloc_zero(wl, struct vo_wayland_display);
d->display = wl_display_connect(NULL);
wl_list_init(&d->output_list);
if (!d->display)
return false;
wl->display = d;
d->registry = wl_display_get_registry(d->display);
wl_registry_add_listener(d->registry, &registry_listener, wl);
wl_display_dispatch(d->display);
d->cursor.surface =
wl_compositor_create_surface(d->compositor);
d->epoll_fd = os_epoll_create_cloexec();
d->display_fd = wl_display_get_fd(d->display);
d->display_task.run = display_handle_data;
display_watch_fd(d, d->display_fd, EPOLLIN | EPOLLERR | EPOLLHUP,
&d->display_task);
return true;
}
static void destroy_display (struct vo_wayland_state *wl)
{
if (wl->display->cursor.theme)
wl_cursor_theme_destroy(wl->display->cursor.theme);
if (wl->display->cursor.surface)
wl_surface_destroy(wl->display->cursor.surface);
if (wl->display->shell)
wl_shell_destroy(wl->display->shell);
if (wl->display->compositor)
wl_compositor_destroy(wl->display->compositor);
wl_registry_destroy(wl->display->registry);
wl_display_flush(wl->display->display);
wl_display_disconnect(wl->display->display);
}
static void create_window (struct vo_wayland_state *wl)
{
if (wl->window)
return;
wl->window = talloc_zero(wl, struct vo_wayland_window);
wl->window->surface = wl_compositor_create_surface(wl->display->compositor);
wl->window->shell_surface = wl_shell_get_shell_surface(wl->display->shell,
wl->window->surface);
if (wl->window->shell_surface)
wl_shell_surface_add_listener(wl->window->shell_surface,
&shell_surface_listener, wl);
wl_shell_surface_set_toplevel(wl->window->shell_surface);
wl_shell_surface_set_class(wl->window->shell_surface, "mpv");
}
static void destroy_window (struct vo_wayland_state *wl)
{
if (wl->window->callback)
wl_callback_destroy(wl->window->callback);
wl_shell_surface_destroy(wl->window->shell_surface);
wl_surface_destroy(wl->window->surface);
}
static void create_input (struct vo_wayland_state *wl)
{
if (wl->input)
return;
wl->input = talloc_zero(wl, struct vo_wayland_input);
wl->input->xkb.context = xkb_context_new(0);
if (wl->input->xkb.context == NULL) {
mp_msg(MSGT_VO, MSGL_ERR, "[wayland] failed to initialize input.\n");
return;
}
}
static void destroy_input (struct vo_wayland_state *wl)
{
if (wl->input->keyboard)
wl_keyboard_destroy(wl->input->keyboard);
if (wl->input->pointer)
wl_pointer_destroy(wl->input->pointer);
if (wl->input->seat)
wl_seat_destroy(wl->input->seat);
xkb_context_unref(wl->input->xkb.context);
}
static void create_timers (struct vo_wayland_state *wl)
{
struct vo_wayland_display *d = wl->display;
struct vo_wayland_input *i = wl->input;
d->cursor.task.run = cursor_timer_func;
d->cursor.timer_fd = timerfd_create(CLOCK_MONOTONIC,
TFD_CLOEXEC | TFD_NONBLOCK);
display_watch_fd(d, d->cursor.timer_fd, EPOLLIN, &d->cursor.task);
i->repeat.task.run = keyboard_timer_func;
i->repeat.timer_fd = timerfd_create(CLOCK_MONOTONIC,
TFD_CLOEXEC | TFD_NONBLOCK);
display_watch_fd(d, i->repeat.timer_fd, EPOLLIN, &i->repeat.task);
}
static void destroy_timers (struct vo_wayland_state *wl)
{
close(wl->input->repeat.timer_fd);
close(wl->display->cursor.timer_fd);
}
/*** mplayer2 interface ***/
int vo_wayland_init (struct vo *vo)
{
vo->wayland = talloc_zero(NULL, struct vo_wayland_state);
struct vo_wayland_state *wl = vo->wayland;
wl->vo = vo;
create_input(wl);
if (!create_display(wl)) {
mp_msg(MSGT_VO, MSGL_ERR, "[wayland] failed to initialize display.\n");
return false;
}
create_timers(wl);
vo->event_fd = wl->display->epoll_fd;
create_window(wl);
vo_wayland_update_window_title(vo);
return 1;
}
void vo_wayland_uninit (struct vo *vo)
{
struct vo_wayland_state *wl = vo->wayland;
destroy_timers(wl);
destroy_input(wl);
destroy_window(wl);
destroy_display(wl);
talloc_free(wl);
vo->wayland = NULL;
}
void vo_wayland_ontop (struct vo *vo)
{
struct vo_wayland_state *wl = vo->wayland;
vo->opts->ontop = !vo->opts->ontop;
if (vo->opts->fs)
vo_wayland_fullscreen(vo);
/* use the already existing code to leave fullscreen mode and go into
* toplevel mode */
else
wl_shell_surface_set_toplevel(wl->window->shell_surface);
}
void vo_wayland_border (struct vo *vo)
{
/* wayland clienst have to do the decorations themself
* (client side decorations) but there is no such code implement nor
* do I plan on implementing something like client side decorations
*
* The only exception would be resizing on when clicking and dragging
* on the border region of the window but this should be discussed at first
*/
}
void vo_wayland_fullscreen (struct vo *vo)
{
struct vo_wayland_state *wl = vo->wayland;
if (!wl->window || !wl->display->shell)
return;
struct wl_output *fs_output = wl->display->fs_output;
if (!vo->opts->fs) {
wl->window->p_width = wl->window->width;
wl->window->p_height = wl->window->height;
wl_shell_surface_set_fullscreen(wl->window->shell_surface,
WL_SHELL_SURFACE_FULLSCREEN_METHOD_SCALE,
0, fs_output);
wl->window->type = TYPE_FULLSCREEN;
vo->opts->fs = true;
hide_cursor(wl);
}
else {
wl_shell_surface_set_toplevel(wl->window->shell_surface);
ssurface_schedule_resize(wl->window, wl->window->p_width,
wl->window->p_height);
wl->window->type = TYPE_TOPLEVEL;
vo->opts->fs = false;
show_cursor(wl);
}
}
int vo_wayland_check_events (struct vo *vo)
{
struct vo_wayland_task *task;
struct vo_wayland_state *wl = vo->wayland;
int i, ret, count;
struct epoll_event ep[16];
wl_display_dispatch_pending(wl->display->display);
ret = wl_display_flush(wl->display->display);
if (ret < 0 && errno == EAGAIN) {
ep[0].events = EPOLLIN | EPOLLOUT | EPOLLERR | EPOLLHUP;
ep[0].data.ptr = NULL;
epoll_ctl(wl->display->epoll_fd, EPOLL_CTL_MOD,
wl->display->display_fd, &ep[0]);
}
else if (ret < 0) {
return 0;
}
count = epoll_wait(wl->display->epoll_fd, ep, ARRAY_LENGTH(ep), 1);
for (i = 0; i < count; i++) {
task = ep[i].data.ptr;
task->run(task, ep[i].events, wl);
}
ret = wl->window->events;
wl->window->events = 0;
return ret;
}
void vo_wayland_update_screeninfo (struct vo *vo)
{
struct vo_wayland_state *wl = vo->wayland;
struct mp_vo_opts *opts = vo->opts;
wl_display_roundtrip(wl->display->display);
if (!wl->display->output_mode_received)
mp_msg(MSGT_VO, MSGL_ERR, "[wayland] no output mode detected\n");
vo->xinerama_x = vo->xinerama_y = 0;
int screen_id = 0;
struct vo_wayland_output *output;
struct vo_wayland_output *first_output = NULL;
struct vo_wayland_output *fsscreen_output = NULL;
wl_list_for_each_reverse(output, &wl->display->output_list, link) {
if (opts->fsscreen_id == screen_id)
fsscreen_output = output;
if (!first_output)
first_output = output;
screen_id++;
}
if (fsscreen_output) {
wl->display->fs_output = fsscreen_output->output;
opts->screenwidth = fsscreen_output->width;
opts->screenheight = fsscreen_output->height;
}
else {
wl->display->fs_output = NULL; /* current output is always 0 */
if (first_output) {
opts->screenwidth = first_output->width;
opts->screenheight = first_output->height;
}
}
aspect_save_screenres(vo, opts->screenwidth, opts->screenheight);
}
void vo_wayland_update_window_title(struct vo *vo)
{
struct vo_wayland_window *w = vo->wayland->window;
wl_shell_surface_set_title(w->shell_surface, vo_get_window_title(vo));
}
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