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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 <linux/input-event-codes.h>
#include <poll.h>
#include <time.h>
#include <unistd.h>
#include <wayland-cursor.h>
#include <xkbcommon/xkbcommon.h>
#include "common/msg.h"
#include "input/input.h"
#include "input/keycodes.h"
#include "options/m_config.h"
#include "osdep/io.h"
#include "osdep/poll_wrapper.h"
#include "osdep/timer.h"
#include "present_sync.h"
#include "wayland_common.h"
#include "win_state.h"
// Generated from wayland-protocols
#include "idle-inhibit-unstable-v1.h"
#include "linux-dmabuf-unstable-v1.h"
#include "presentation-time.h"
#include "xdg-decoration-unstable-v1.h"
#include "xdg-shell.h"
#include "viewporter.h"
#include "content-type-v1.h"
#include "single-pixel-buffer-v1.h"
#include "fractional-scale-v1.h"
// Vendored protocols
#include "xx-color-management-v4.h"
#if HAVE_DRM
#include <drm_fourcc.h>
#include <xf86drm.h>
#include <xf86drmMode.h>
#endif
#if HAVE_WAYLAND_PROTOCOLS_1_32
#include "cursor-shape-v1.h"
#endif
#if WAYLAND_VERSION_MAJOR > 1 || WAYLAND_VERSION_MINOR >= 22
#define HAVE_WAYLAND_1_22
#endif
#ifndef CLOCK_MONOTONIC_RAW
#define CLOCK_MONOTONIC_RAW 4
#endif
#ifndef XDG_TOPLEVEL_STATE_SUSPENDED
#define XDG_TOPLEVEL_STATE_SUSPENDED 9
#endif
// From the fractional scale protocol
#define WAYLAND_SCALE_FACTOR 120.0
// From the xx color management protocol
#define WAYLAND_COLOR_FACTOR 10000
enum resizing_constraint {
MP_WIDTH_CONSTRAINT = 1,
MP_HEIGHT_CONSTRAINT = 2,
};
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}, {XKB_KEY_ISO_Left_Tab, MP_KEY_TAB},
/* 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},
{XKB_KEY_F13, MP_KEY_F +13}, {XKB_KEY_F14, MP_KEY_F +14},
{XKB_KEY_F15, MP_KEY_F +15}, {XKB_KEY_F16, MP_KEY_F +16},
{XKB_KEY_F17, MP_KEY_F +17}, {XKB_KEY_F18, MP_KEY_F +18},
{XKB_KEY_F19, MP_KEY_F +19}, {XKB_KEY_F20, MP_KEY_F +20},
{XKB_KEY_F21, MP_KEY_F +21}, {XKB_KEY_F22, MP_KEY_F +22},
{XKB_KEY_F23, MP_KEY_F +23}, {XKB_KEY_F24, MP_KEY_F +24},
/* Numpad independent of numlock */
{XKB_KEY_KP_Subtract, MP_KEY_KPSUBTRACT}, {XKB_KEY_KP_Add, MP_KEY_KPADD},
{XKB_KEY_KP_Multiply, MP_KEY_KPMULTIPLY}, {XKB_KEY_KP_Divide, MP_KEY_KPDIVIDE},
{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_KPEND},
{XKB_KEY_KP_Down, MP_KEY_KPDOWN}, {XKB_KEY_KP_Page_Down, MP_KEY_KPPGDOWN},
{XKB_KEY_KP_Left, MP_KEY_KPLEFT}, {XKB_KEY_KP_Begin, MP_KEY_KPBEGIN},
{XKB_KEY_KP_Right, MP_KEY_KPRIGHT}, {XKB_KEY_KP_Home, MP_KEY_KPHOME},
{XKB_KEY_KP_Up, MP_KEY_KPUP}, {XKB_KEY_KP_Page_Up, MP_KEY_KPPGUP},
{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},
{XKB_KEY_XF86Back, MP_KEY_GO_BACK}, {XKB_KEY_XF86Forward, MP_KEY_GO_FORWARD},
{XKB_KEY_XF86Tools, MP_KEY_TOOLS},
{XKB_KEY_XF86ZoomIn, MP_KEY_ZOOMIN}, {XKB_KEY_XF86ZoomOut, MP_KEY_ZOOMOUT},
{0, 0}
};
struct compositor_format {
uint32_t format;
uint32_t padding;
uint64_t modifier;
};
struct vo_wayland_feedback_pool {
struct wp_presentation_feedback **fback;
struct vo_wayland_state *wl;
int len;
};
struct vo_wayland_output {
struct vo_wayland_state *wl;
struct wl_output *output;
struct mp_rect geometry;
bool has_surface;
uint32_t id;
uint32_t flags;
int phys_width;
int phys_height;
int scale;
double refresh_rate;
char *make;
char *model;
char *name;
struct wl_list link;
};
struct vo_wayland_seat {
struct vo_wayland_state *wl;
struct wl_seat *seat;
uint32_t id;
struct wl_keyboard *keyboard;
struct wl_pointer *pointer;
struct wl_touch *touch;
struct wl_data_device *dnd_ddev;
/* TODO: unvoid this if required wayland protocols is bumped to 1.32+ */
void *cursor_shape_device;
uint32_t pointer_enter_serial;
uint32_t pointer_button_serial;
struct xkb_keymap *xkb_keymap;
struct xkb_state *xkb_state;
uint32_t keyboard_code;
int mpkey;
int mpmod;
double axis_value_vertical;
int32_t axis_value120_vertical;
double axis_value_horizontal;
int32_t axis_value120_horizontal;
bool axis_value120_scroll;
bool has_keyboard_input;
struct wl_list link;
bool keyboard_entering;
uint32_t *keyboard_entering_keys;
int num_keyboard_entering_keys;
};
struct vo_wayland_tranche {
struct drm_format *compositor_formats;
int num_compositor_formats;
uint32_t *planar_formats;
int num_planar_formats;
dev_t device_id;
struct wl_list link;
};
static bool single_output_spanned(struct vo_wayland_state *wl);
static int check_for_resize(struct vo_wayland_state *wl, int edge_pixels,
enum xdg_toplevel_resize_edge *edges);
static int get_mods(struct vo_wayland_seat *seat);
static int greatest_common_divisor(int a, int b);
static int handle_round(int scale, int n);
static int set_cursor_visibility(struct vo_wayland_seat *s, bool on);
static int spawn_cursor(struct vo_wayland_state *wl);
static void add_feedback(struct vo_wayland_feedback_pool *fback_pool,
struct wp_presentation_feedback *fback);
static void apply_keepaspect(struct vo_wayland_state *wl, int *width, int *height);
static void get_planar_drm_formats(struct vo_wayland_state *wl);
static void get_shape_device(struct vo_wayland_state *wl, struct vo_wayland_seat *s);
static void guess_focus(struct vo_wayland_state *wl);
static void handle_key_input(struct vo_wayland_seat *s, uint32_t key, uint32_t state, bool no_emit);
static void initialize_color_maps(struct vo_wayland_state *wl);
static void prepare_resize(struct vo_wayland_state *wl);
static void remove_feedback(struct vo_wayland_feedback_pool *fback_pool,
struct wp_presentation_feedback *fback);
static void remove_output(struct vo_wayland_output *out);
static void remove_seat(struct vo_wayland_seat *seat);
static void request_decoration_mode(struct vo_wayland_state *wl, uint32_t mode);
static void rescale_geometry(struct vo_wayland_state *wl, double old_scale);
static void set_geometry(struct vo_wayland_state *wl, bool resize);
static void set_surface_scaling(struct vo_wayland_state *wl);
static void update_output_scaling(struct vo_wayland_state *wl);
static void update_output_geometry(struct vo_wayland_state *wl, struct mp_rect old_geometry,
struct mp_rect old_output_geometry);
/* Wayland listener boilerplate */
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_seat *s = data;
struct vo_wayland_state *wl = s->wl;
s->pointer_enter_serial = serial;
set_cursor_visibility(s, wl->cursor_visible);
mp_input_put_key(wl->vo->input_ctx, MP_KEY_MOUSE_ENTER);
wl->mouse_x = handle_round(wl->scaling, wl_fixed_to_int(sx));
wl->mouse_y = handle_round(wl->scaling, wl_fixed_to_int(sy));
if (!wl->toplevel_configured)
mp_input_set_mouse_pos(wl->vo->input_ctx, wl->mouse_x, wl->mouse_y);
wl->toplevel_configured = false;
}
static void pointer_handle_leave(void *data, struct wl_pointer *pointer,
uint32_t serial, struct wl_surface *surface)
{
struct vo_wayland_seat *s = data;
struct vo_wayland_state *wl = s->wl;
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_seat *s = data;
struct vo_wayland_state *wl = s->wl;
wl->mouse_x = handle_round(wl->scaling, wl_fixed_to_int(sx));
wl->mouse_y = handle_round(wl->scaling, wl_fixed_to_int(sy));
if (!wl->toplevel_configured)
mp_input_set_mouse_pos(wl->vo->input_ctx, wl->mouse_x, wl->mouse_y);
wl->toplevel_configured = false;
}
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_seat *s = data;
struct vo_wayland_state *wl = s->wl;
state = state == WL_POINTER_BUTTON_STATE_PRESSED ? MP_KEY_STATE_DOWN
: MP_KEY_STATE_UP;
if (button >= BTN_MOUSE && button < BTN_JOYSTICK) {
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 += MP_MBTN9 - BTN_FORWARD;
break;
}
} else {
button = 0;
}
enum xdg_toplevel_resize_edge edges;
if (!mp_input_test_dragging(wl->vo->input_ctx, wl->mouse_x, wl->mouse_y) &&
!wl->locked_size && (button == MP_MBTN_LEFT) && (state == MP_KEY_STATE_DOWN) &&
!wl->opts->border && check_for_resize(wl, wl->opts->wl_edge_pixels_pointer, &edges))
{
// Implement an edge resize zone if there are no decorations
xdg_toplevel_resize(wl->xdg_toplevel, s->seat, serial, edges);
return;
} else if (state == MP_KEY_STATE_DOWN) {
// Save the serial and seat for voctrl-initialized dragging requests.
s->pointer_button_serial = serial;
wl->last_button_seat = s;
} else {
wl->last_button_seat = NULL;
}
if (button)
mp_input_put_key(wl->vo->input_ctx, button | state | s->mpmod);
}
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_seat *s = data;
switch (axis) {
case WL_POINTER_AXIS_VERTICAL_SCROLL:
s->axis_value_vertical += wl_fixed_to_double(value);
break;
case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
s->axis_value_horizontal += wl_fixed_to_double(value);
break;
}
}
static void pointer_handle_frame(void *data, struct wl_pointer *wl_pointer)
{
struct vo_wayland_seat *s = data;
struct vo_wayland_state *wl = s->wl;
double value_vertical, value_horizontal;
if (s->axis_value120_scroll) {
// Prefer axis_value120 if supported and the axis event is from mouse wheel.
value_vertical = s->axis_value120_vertical / 120.0;
value_horizontal = s->axis_value120_horizontal / 120.0;
} else {
// The axis value is specified in logical coordinates, but the exact value emitted
// by one mouse wheel click is unspecified. In practice, most compositors use either
// 10 (GNOME, Weston) or 15 (wlroots, same as libinput) as the value.
// Divide the value by 10 and clamp it between -1 and 1 so that mouse wheel clicks
// work as intended on all compositors while still allowing high resolution trackpads.
value_vertical = MPCLAMP(s->axis_value_vertical / 10.0, -1, 1);
value_horizontal = MPCLAMP(s->axis_value_horizontal / 10.0, -1, 1);
}
if (value_vertical > 0)
mp_input_put_wheel(wl->vo->input_ctx, MP_WHEEL_DOWN | s->mpmod, +value_vertical);
if (value_vertical < 0)
mp_input_put_wheel(wl->vo->input_ctx, MP_WHEEL_UP | s->mpmod, -value_vertical);
if (value_horizontal > 0)
mp_input_put_wheel(wl->vo->input_ctx, MP_WHEEL_RIGHT | s->mpmod, +value_horizontal);
if (value_horizontal < 0)
mp_input_put_wheel(wl->vo->input_ctx, MP_WHEEL_LEFT | s->mpmod, -value_horizontal);
s->axis_value120_scroll = false;
s->axis_value_vertical = 0;
s->axis_value_horizontal = 0;
s->axis_value120_vertical = 0;
s->axis_value120_horizontal = 0;
}
static void pointer_handle_axis_source(void *data, struct wl_pointer *wl_pointer,
uint32_t axis_source)
{
}
static void pointer_handle_axis_stop(void *data, struct wl_pointer *wl_pointer,
uint32_t time, uint32_t axis)
{
}
static void pointer_handle_axis_discrete(void *data, struct wl_pointer *wl_pointer,
uint32_t axis, int32_t discrete)
{
}
static void pointer_handle_axis_value120(void *data, struct wl_pointer *wl_pointer,
uint32_t axis, int32_t value120)
{
struct vo_wayland_seat *s = data;
s->axis_value120_scroll = true;
switch (axis) {
case WL_POINTER_AXIS_VERTICAL_SCROLL:
s->axis_value120_vertical += value120;
break;
case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
s->axis_value120_horizontal += value120;
break;
}
}
static const struct wl_pointer_listener pointer_listener = {
pointer_handle_enter,
pointer_handle_leave,
pointer_handle_motion,
pointer_handle_button,
pointer_handle_axis,
pointer_handle_frame,
pointer_handle_axis_source,
pointer_handle_axis_stop,
pointer_handle_axis_discrete,
pointer_handle_axis_value120,
};
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_seat *s = data;
struct vo_wayland_state *wl = s->wl;
// Note: the position should still be saved here for VO dragging handling.
wl->mouse_x = handle_round(wl->scaling, wl_fixed_to_int(x_w));
wl->mouse_y = handle_round(wl->scaling, wl_fixed_to_int(y_w));
enum xdg_toplevel_resize_edge edge;
if (!mp_input_test_dragging(wl->vo->input_ctx, wl->mouse_x, wl->mouse_y) &&
!wl->locked_size && check_for_resize(wl, wl->opts->wl_edge_pixels_touch, &edge))
{
xdg_toplevel_resize(wl->xdg_toplevel, s->seat, serial, edge);
return;
} else {
// Save the serial and seat for voctrl-initialized dragging requests.
s->pointer_button_serial = serial;
wl->last_button_seat = s;
}
mp_input_add_touch_point(wl->vo->input_ctx, id, wl->mouse_x, wl->mouse_y);
}
static void touch_handle_up(void *data, struct wl_touch *wl_touch,
uint32_t serial, uint32_t time, int32_t id)
{
struct vo_wayland_seat *s = data;
struct vo_wayland_state *wl = s->wl;
mp_input_remove_touch_point(wl->vo->input_ctx, id);
wl->last_button_seat = NULL;
}
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_seat *s = data;
struct vo_wayland_state *wl = s->wl;
wl->mouse_x = handle_round(wl->scaling, wl_fixed_to_int(x_w));
wl->mouse_y = handle_round(wl->scaling, wl_fixed_to_int(y_w));
mp_input_update_touch_point(wl->vo->input_ctx, id, 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)
{
struct vo_wayland_seat *s = data;
struct vo_wayland_state *wl = s->wl;
mp_input_put_key(wl->vo->input_ctx, MP_TOUCH_RELEASE_ALL);
}
static void touch_handle_shape(void *data, struct wl_touch *wl_touch,
int32_t id, wl_fixed_t major, wl_fixed_t minor)
{
}
static void touch_handle_orientation(void *data, struct wl_touch *wl_touch,
int32_t id, wl_fixed_t orientation)
{
}
static const struct wl_touch_listener touch_listener = {
touch_handle_down,
touch_handle_up,
touch_handle_motion,
touch_handle_frame,
touch_handle_cancel,
touch_handle_shape,
touch_handle_orientation,
};
static void keyboard_handle_keymap(void *data, struct wl_keyboard *wl_keyboard,
uint32_t format, int32_t fd, uint32_t size)
{
struct vo_wayland_seat *s = data;
struct vo_wayland_state *wl = s->wl;
char *map_str;
if (format != WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1) {
close(fd);
return;
}
map_str = mmap(NULL, size, PROT_READ, MAP_PRIVATE, fd, 0);
if (map_str == MAP_FAILED) {
close(fd);
return;
}
if (s->xkb_keymap)
xkb_keymap_unref(s->xkb_keymap);
s->xkb_keymap = xkb_keymap_new_from_buffer(wl->xkb_context, map_str,
strnlen(map_str, size),
XKB_KEYMAP_FORMAT_TEXT_V1, 0);
munmap(map_str, size);
close(fd);
if (!s->xkb_keymap) {
MP_ERR(wl, "failed to compile keymap\n");
return;
}
if (s->xkb_state)
xkb_state_unref(s->xkb_state);
s->xkb_state = xkb_state_new(s->xkb_keymap);
if (!s->xkb_state) {
MP_ERR(wl, "failed to create XKB state\n");
xkb_keymap_unref(s->xkb_keymap);
s->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)
{
struct vo_wayland_seat *s = data;
struct vo_wayland_state *wl = s->wl;
s->has_keyboard_input = true;
s->keyboard_entering = true;
guess_focus(wl);
uint32_t *key;
wl_array_for_each(key, keys)
MP_TARRAY_APPEND(s, s->keyboard_entering_keys, s->num_keyboard_entering_keys, *key);
}
static void keyboard_handle_leave(void *data, struct wl_keyboard *wl_keyboard,
uint32_t serial, struct wl_surface *surface)
{
struct vo_wayland_seat *s = data;
struct vo_wayland_state *wl = s->wl;
s->has_keyboard_input = false;
s->keyboard_code = 0;
s->mpkey = 0;
s->mpmod = 0;
mp_input_put_key(wl->vo->input_ctx, MP_INPUT_RELEASE_ALL);
guess_focus(wl);
}
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_seat *s = data;
handle_key_input(s, key, state, false);
}
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_seat *s = data;
struct vo_wayland_state *wl = s->wl;
if (s->xkb_state) {
xkb_state_update_mask(s->xkb_state, mods_depressed, mods_latched,
mods_locked, 0, 0, group);
s->mpmod = get_mods(s);
}
// Handle keys pressed during the enter event.
if (s->keyboard_entering) {
s->keyboard_entering = false;
// Only handle entering keys if only one key is pressed since
// Wayland doesn't guarantee that these keys are in order.
if (s->num_keyboard_entering_keys == 1)
for (int n = 0; n < s->num_keyboard_entering_keys; n++)
handle_key_input(s, s->keyboard_entering_keys[n], WL_KEYBOARD_KEY_STATE_PRESSED, true);
s->num_keyboard_entering_keys = 0;
} else if (s->xkb_state && s->mpkey) {
mp_input_put_key(wl->vo->input_ctx, s->mpkey | MP_KEY_STATE_DOWN | s->mpmod);
}
}
static void keyboard_handle_repeat_info(void *data, struct wl_keyboard *wl_keyboard,
int32_t rate, int32_t delay)
{
struct vo_wayland_seat *s = data;
struct vo_wayland_state *wl = s->wl;
if (wl->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_seat *s = data;
if ((caps & WL_SEAT_CAPABILITY_POINTER) && !s->pointer) {
s->pointer = wl_seat_get_pointer(seat);
get_shape_device(s->wl, s);
wl_pointer_add_listener(s->pointer, &pointer_listener, s);
} else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && s->pointer) {
wl_pointer_destroy(s->pointer);
s->pointer = NULL;
}
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !s->keyboard) {
s->keyboard = wl_seat_get_keyboard(seat);
wl_keyboard_add_listener(s->keyboard, &keyboard_listener, s);
} else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) && s->keyboard) {
wl_keyboard_destroy(s->keyboard);
s->keyboard = NULL;
}
if ((caps & WL_SEAT_CAPABILITY_TOUCH) && !s->touch) {
s->touch = wl_seat_get_touch(seat);
wl_touch_set_user_data(s->touch, s);
wl_touch_add_listener(s->touch, &touch_listener, s);
} else if (!(caps & WL_SEAT_CAPABILITY_TOUCH) && s->touch) {
wl_touch_destroy(s->touch);
s->touch = NULL;
}
}
static void seat_handle_name(void *data, struct wl_seat *seat,
const char *name)
{
}
static const struct wl_seat_listener seat_listener = {
seat_handle_caps,
seat_handle_name,
};
static void data_offer_handle_offer(void *data, struct wl_data_offer *offer,
const char *mime_type)
{
struct vo_wayland_seat *s = data;
struct vo_wayland_state *wl = s->wl;
int score = mp_event_get_mime_type_score(wl->vo->input_ctx, mime_type);
if (score > wl->dnd_mime_score && wl->opts->drag_and_drop != -2) {
wl->dnd_mime_score = score;
talloc_replace(wl, wl->dnd_mime_type, 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_seat *s = data;
struct vo_wayland_state *wl = s->wl;
if (dnd_action && wl->opts->drag_and_drop != -2) {
if (wl->opts->drag_and_drop >= 0) {
wl->dnd_action = wl->opts->drag_and_drop;
} else {
wl->dnd_action = dnd_action & WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY ?
DND_REPLACE : DND_APPEND;
}
static const char * const dnd_action_names[] = {
[DND_REPLACE] = "DND_REPLACE",
[DND_APPEND] = "DND_APPEND",
[DND_INSERT_NEXT] = "DND_INSERT_NEXT",
};
MP_VERBOSE(wl, "DND action is %s\n", dnd_action_names[wl->dnd_action]);
}
}
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_seat *s = data;
struct vo_wayland_state *wl = s->wl;
if (wl->dnd_offer)
wl_data_offer_destroy(wl->dnd_offer);
wl->dnd_offer = id;
wl_data_offer_add_listener(id, &data_offer_listener, s);
}
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_seat *s = data;
struct vo_wayland_state *wl = s->wl;
if (wl->dnd_offer != id) {
MP_FATAL(wl, "DND offer ID mismatch!\n");
return;
}
if (wl->opts->drag_and_drop != -2) {
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_seat *s = data;
struct vo_wayland_state *wl = s->wl;
if (wl->dnd_offer) {
if (wl->dnd_fd != -1)
return;
wl_data_offer_destroy(wl->dnd_offer);
wl->dnd_offer = NULL;
}
if (wl->opts->drag_and_drop != -2) {
MP_VERBOSE(wl, "Releasing DND offer with mime type %s\n", wl->dnd_mime_type);
if (wl->dnd_mime_type)
TA_FREEP(&wl->dnd_mime_type);
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_seat *s = data;
struct vo_wayland_state *wl = s->wl;
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_seat *s = data;
struct vo_wayland_state *wl = s->wl;
int pipefd[2];
if (pipe2(pipefd, O_CLOEXEC) == -1) {
MP_ERR(wl, "Failed to create dnd pipe!\n");
return;
}
if (wl->opts->drag_and_drop != -2) {
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)
{
struct vo_wayland_seat *s = data;
struct vo_wayland_state *wl = s->wl;
if (wl->dnd_offer) {
wl_data_offer_destroy(wl->dnd_offer);
wl->dnd_offer = NULL;
MP_VERBOSE(wl, "Received a new DND offer. Releasing the previous offer.\n");
}
}
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 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;
struct vo_wayland_state *wl = o->wl;
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: %f\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 / WAYLAND_SCALE_FACTOR, o->refresh_rate);
/* If we satisfy this conditional, something about the current
* output must have changed (resolution, scale, etc). All window
* geometry and scaling should be recalculated. */
if (wl->current_output && wl->current_output->output == wl_output) {
set_surface_scaling(wl);
set_geometry(wl, false);
prepare_resize(wl);
}
wl->pending_vo_events |= VO_EVENT_WIN_STATE;
}
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 * WAYLAND_SCALE_FACTOR;
}
static void output_handle_name(void *data, struct wl_output *wl_output,
const char *name)
{
struct vo_wayland_output *output = data;
output->name = talloc_strdup(output->wl, name);
}
static void output_handle_description(void *data, struct wl_output *wl_output,
const char *description)
{
}
static const struct wl_output_listener output_listener = {
output_handle_geometry,
output_handle_mode,
output_handle_done,
output_handle_scale,
output_handle_name,
output_handle_description,
};
static void surface_handle_enter(void *data, struct wl_surface *wl_surface,
struct wl_output *output)
{
struct vo_wayland_state *wl = data;
if (!wl->current_output)
return;
struct mp_rect old_output_geometry = wl->current_output->geometry;
struct mp_rect old_geometry = wl->geometry;
wl->current_output = NULL;
int outputs = 0;
struct vo_wayland_output *o;
wl_list_for_each(o, &wl->output_list, link) {
if (o->output == output) {
wl->current_output = o;
wl->current_output->has_surface = true;
}
if (o->has_surface)
++outputs;
}
if (outputs == 1)
update_output_geometry(wl, old_geometry, old_output_geometry);
MP_VERBOSE(wl, "Surface entered output %s %s (0x%x), scale = %f, refresh rate = %f Hz\n",
wl->current_output->make, wl->current_output->model,
wl->current_output->id, wl->scaling_factor, wl->current_output->refresh_rate);
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;
if (!wl->current_output)
return;
struct mp_rect old_output_geometry = wl->current_output->geometry;
struct mp_rect old_geometry = wl->geometry;
int outputs = 0;
struct vo_wayland_output *o;
wl_list_for_each(o, &wl->output_list, link) {
if (o->output == output)
o->has_surface = false;
if (o->has_surface)
++outputs;
if (o->output != output && o->has_surface)
wl->current_output = o;
}
if (outputs == 1)
update_output_geometry(wl, old_geometry, old_output_geometry);
wl->pending_vo_events |= VO_EVENT_WIN_STATE;
}
#ifdef HAVE_WAYLAND_1_22
static void surface_handle_preferred_buffer_scale(void *data,
struct wl_surface *wl_surface,
int32_t scale)
{
struct vo_wayland_state *wl = data;
if (wl->fractional_scale_manager || wl->scaling == scale * WAYLAND_SCALE_FACTOR)
return;
wl->pending_scaling = scale * WAYLAND_SCALE_FACTOR;
wl->scale_configured = true;
MP_VERBOSE(wl, "Obtained preferred scale, %f, from the compositor.\n",
wl->scaling / WAYLAND_SCALE_FACTOR);
wl->pending_vo_events |= VO_EVENT_DPI;
wl->need_rescale = true;
// Update scaling now.
if (single_output_spanned(wl))
update_output_scaling(wl);
if (!wl->current_output) {
wl->scaling = wl->pending_scaling;
wl->scaling_factor = scale;
}
}
static void surface_handle_preferred_buffer_transform(void *data,
struct wl_surface *wl_surface,
uint32_t transform)
{
}
#endif
static const struct wl_surface_listener surface_listener = {
surface_handle_enter,
surface_handle_leave,
#ifdef HAVE_WAYLAND_1_22
surface_handle_preferred_buffer_scale,
surface_handle_preferred_buffer_transform,
#endif
};
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 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 *opts = wl->opts;
struct mp_rect old_geometry = wl->geometry;
if (width < 0 || height < 0) {
MP_WARN(wl, "Compositor sent negative width/height values. Treating them as zero.\n");
width = height = 0;
}
if (!wl->geometry_configured) {
/* Save initial window size if the compositor gives us a hint here. */
bool autofit_or_geometry = opts->geometry.wh_valid || opts->autofit.wh_valid ||
opts->autofit_larger.wh_valid || opts->autofit_smaller.wh_valid;
if (width && height && !autofit_or_geometry) {
wl->initial_size_hint = true;
wl->window_size = (struct mp_rect){0, 0, width, height};
wl->geometry = wl->window_size;
}
return;
}
bool is_maximized = false;
bool is_fullscreen = false;
bool is_activated = false;
bool is_resizing = false;
bool is_suspended = false;
bool is_tiled = false;
enum xdg_toplevel_state *state;
wl_array_for_each(state, states) {
switch (*state) {
case XDG_TOPLEVEL_STATE_FULLSCREEN:
is_fullscreen = true;
break;
case XDG_TOPLEVEL_STATE_RESIZING:
is_resizing = true;
break;
case XDG_TOPLEVEL_STATE_ACTIVATED:
is_activated = true;
/*
* 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.
*/
opts->window_minimized = false;
m_config_cache_write_opt(wl->opts_cache,
&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:
is_tiled = true;
break;
case XDG_TOPLEVEL_STATE_MAXIMIZED:
is_maximized = true;
break;
case XDG_TOPLEVEL_STATE_SUSPENDED:
is_suspended = true;
break;
}
}
if (wl->hidden != is_suspended)
wl->hidden = is_suspended;
if (wl->resizing != is_resizing) {
wl->resizing = is_resizing;
wl->resizing_constraint = 0;
}
if (opts->fullscreen != is_fullscreen) {
wl->state_change = wl->reconfigured;
opts->fullscreen = is_fullscreen;
m_config_cache_write_opt(wl->opts_cache, &opts->fullscreen);
}
if (opts->window_maximized != is_maximized) {
wl->state_change = wl->reconfigured;
opts->window_maximized = is_maximized;
m_config_cache_write_opt(wl->opts_cache, &opts->window_maximized);
}
if (!is_tiled && wl->tiled)
wl->state_change = wl->reconfigured;
wl->tiled = is_tiled;
wl->locked_size = is_fullscreen || is_maximized || is_tiled;
wl->reconfigured = false;
if (wl->requested_decoration)
request_decoration_mode(wl, wl->requested_decoration);
if (wl->activated != is_activated) {
wl->activated = is_activated;
guess_focus(wl);
/* Just force a redraw to be on the safe side. */
if (wl->activated) {
wl->hidden = false;
wl->pending_vo_events |= VO_EVENT_EXPOSE;
}
}
if (wl->state_change) {
if (!wl->locked_size) {
wl->geometry = wl->window_size;
wl->state_change = false;
goto resize;
}
}
/* Reuse old size if either of these are 0. */
if (width == 0 || height == 0) {
if (!wl->locked_size) {
wl->geometry = wl->window_size;
}
goto resize;
}
if (!wl->locked_size) {
apply_keepaspect(wl, &width, &height);
wl->window_size.x0 = 0;
wl->window_size.y0 = 0;
wl->window_size.x1 = handle_round(wl->scaling, width);
wl->window_size.y1 = handle_round(wl->scaling, height);
}
wl->geometry.x0 = 0;
wl->geometry.y0 = 0;
wl->geometry.x1 = handle_round(wl->scaling, width);
wl->geometry.y1 = handle_round(wl->scaling, height);
if (mp_rect_equals(&old_geometry, &wl->geometry))
return;
resize:
MP_VERBOSE(wl, "Resizing due to xdg from %ix%i to %ix%i\n",
mp_rect_w(old_geometry), mp_rect_h(old_geometry),
mp_rect_w(wl->geometry), mp_rect_h(wl->geometry));
prepare_resize(wl);
wl->toplevel_configured = true;
}
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 void handle_configure_bounds(void *data, struct xdg_toplevel *xdg_toplevel,
int32_t width, int32_t height)
{
struct vo_wayland_state *wl = data;
wl->bounded_width = handle_round(wl->scaling, width);
wl->bounded_height = handle_round(wl->scaling, height);
}
static void handle_wm_capabilities(void *data, struct xdg_toplevel *xdg_toplevel,
struct wl_array *capabilities)
{
}
static const struct xdg_toplevel_listener xdg_toplevel_listener = {
handle_toplevel_config,
handle_toplevel_close,
handle_configure_bounds,
handle_wm_capabilities,
};
static void preferred_scale(void *data,
struct wp_fractional_scale_v1 *fractional_scale,
uint32_t scale)
{
struct vo_wayland_state *wl = data;
if (wl->scaling == scale)
return;
wl->pending_scaling = scale;
wl->scale_configured = true;
MP_VERBOSE(wl, "Obtained preferred scale, %f, from the compositor.\n",
wl->pending_scaling / WAYLAND_SCALE_FACTOR);
wl->need_rescale = true;
// Update scaling now.
if (single_output_spanned(wl))
update_output_scaling(wl);
if (!wl->current_output) {
wl->scaling = wl->pending_scaling;
wl->scaling_factor = wl->scaling / WAYLAND_SCALE_FACTOR;
}
}
static const struct wp_fractional_scale_v1_listener fractional_scale_listener = {
preferred_scale,
};
static void supported_intent(void *data, struct xx_color_manager_v4 *color_manager,
uint32_t render_intent)
{
}
static void supported_feature(void *data, struct xx_color_manager_v4 *color_manager,
uint32_t feature)
{
struct vo_wayland_state *wl = data;
switch (feature) {
case XX_COLOR_MANAGER_V4_FEATURE_ICC_V2_V4:
MP_VERBOSE(wl, "Compositor supports ICC creator requests.\n");
wl->supports_icc = true; // TODO: actually implement
break;
case XX_COLOR_MANAGER_V4_FEATURE_PARAMETRIC:
MP_VERBOSE(wl, "Compositor supports parametric image description creator.\n");
wl->supports_parametric = true;
break;
case XX_COLOR_MANAGER_V4_FEATURE_SET_PRIMARIES:
MP_VERBOSE(wl, "Compositor supports setting primaries.\n");
wl->supports_primaries = true;
break;
case XX_COLOR_MANAGER_V4_FEATURE_SET_TF_POWER:
MP_VERBOSE(wl, "Compositor supports setting transfer functions.\n");
wl->supports_tf_power = true;
break;
case XX_COLOR_MANAGER_V4_FEATURE_SET_LUMINANCES:
MP_VERBOSE(wl, "Compositor supports setting luminances.\n");
wl->supports_luminances = true;
break;
case XX_COLOR_MANAGER_V4_FEATURE_SET_MASTERING_DISPLAY_PRIMARIES:
MP_VERBOSE(wl, "Compositor supports setting mastering display primaries.\n");
wl->supports_display_primaries = true;
break;
}
}
static void supported_tf_named(void *data, struct xx_color_manager_v4 *color_manager,
uint32_t tf)
{
struct vo_wayland_state *wl = data;
switch (tf) {
case XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_BT709:
wl->transfer_map[PL_COLOR_TRC_BT_1886] = XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_BT709;
break;
case XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_SRGB:
wl->transfer_map[PL_COLOR_TRC_SRGB] = XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_SRGB;
break;
case XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_LINEAR:
wl->transfer_map[PL_COLOR_TRC_LINEAR] = XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_LINEAR;
break;
case XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_GAMMA22:
wl->transfer_map[PL_COLOR_TRC_GAMMA22] = XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_GAMMA22;
break;
case XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_GAMMA28:
wl->transfer_map[PL_COLOR_TRC_GAMMA28] = XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_GAMMA28;
break;
case XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_ST428:
wl->transfer_map[PL_COLOR_TRC_ST428] = XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_ST428;
break;
case XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_ST2084_PQ:
wl->transfer_map[PL_COLOR_TRC_PQ] = XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_ST2084_PQ;
break;
case XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_HLG:
wl->transfer_map[PL_COLOR_TRC_HLG] = XX_COLOR_MANAGER_V4_TRANSFER_FUNCTION_HLG;
break;
}
}
static void supported_primaries_named(void *data, struct xx_color_manager_v4 *color_manager,
uint32_t primaries)
{
struct vo_wayland_state *wl = data;
switch (primaries) {
case XX_COLOR_MANAGER_V4_PRIMARIES_PAL:
wl->primaries_map[PL_COLOR_PRIM_BT_601_525] = XX_COLOR_MANAGER_V4_PRIMARIES_PAL;
break;
case XX_COLOR_MANAGER_V4_PRIMARIES_NTSC:
wl->primaries_map[PL_COLOR_PRIM_BT_601_625] = XX_COLOR_MANAGER_V4_PRIMARIES_NTSC;
break;
case XX_COLOR_MANAGER_V4_PRIMARIES_SRGB:
wl->primaries_map[PL_COLOR_PRIM_BT_709] = XX_COLOR_MANAGER_V4_PRIMARIES_SRGB;
break;
case XX_COLOR_MANAGER_V4_PRIMARIES_PAL_M:
wl->primaries_map[PL_COLOR_PRIM_BT_470M] = XX_COLOR_MANAGER_V4_PRIMARIES_PAL_M;
break;
case XX_COLOR_MANAGER_V4_PRIMARIES_BT2020:
wl->primaries_map[PL_COLOR_PRIM_BT_2020] = XX_COLOR_MANAGER_V4_PRIMARIES_BT2020;
break;
case XX_COLOR_MANAGER_V4_PRIMARIES_ADOBE_RGB:
wl->primaries_map[PL_COLOR_PRIM_ADOBE] = XX_COLOR_MANAGER_V4_PRIMARIES_ADOBE_RGB;
break;
case XX_COLOR_MANAGER_V4_PRIMARIES_DCI_P3:
wl->primaries_map[PL_COLOR_PRIM_DCI_P3] = XX_COLOR_MANAGER_V4_PRIMARIES_DCI_P3;
break;
case XX_COLOR_MANAGER_V4_PRIMARIES_DISPLAY_P3:
wl->primaries_map[PL_COLOR_PRIM_DISPLAY_P3] = XX_COLOR_MANAGER_V4_PRIMARIES_DISPLAY_P3;
break;
case XX_COLOR_MANAGER_V4_PRIMARIES_GENERIC_FILM:
wl->primaries_map[PL_COLOR_PRIM_FILM_C] = XX_COLOR_MANAGER_V4_PRIMARIES_GENERIC_FILM;
break;
}
}
static const struct xx_color_manager_v4_listener color_manager_listener = {
supported_intent,
supported_feature,
supported_tf_named,
supported_primaries_named,
};
static void image_description_failed(void *data, struct xx_image_description_v4 *image_description,
uint32_t cause, const char *msg)
{
struct vo_wayland_state *wl = data;
MP_VERBOSE(wl, "Image description failed: %d, %s\n", cause, msg);
}
static void image_description_ready(void *data, struct xx_image_description_v4 *image_description,
uint32_t identity)
{
struct vo_wayland_state *wl = data;
xx_color_management_surface_v4_set_image_description(wl->color_surface, wl->image_description, 0);
}
static const struct xx_image_description_v4_listener image_description_listener = {
image_description_failed,
image_description_ready,
};
static const char *zxdg_decoration_mode_to_str(const uint32_t mode)
{
switch (mode) {
case ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE:
return "server-side";
case ZXDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE:
return "client-side";
default:
return "<unknown>";
}
}
static void configure_decorations(void *data,
struct zxdg_toplevel_decoration_v1 *xdg_toplevel_decoration,
uint32_t mode)
{
struct vo_wayland_state *wl = data;
struct mp_vo_opts *opts = wl->opts;
if (wl->requested_decoration && mode != wl->requested_decoration) {
MP_DBG(wl,
"Requested %s decorations but compositor responded with %s. "
"It is likely that compositor wants us to stay in a given mode.\n",
zxdg_decoration_mode_to_str(wl->requested_decoration),
zxdg_decoration_mode_to_str(mode));
}
wl->requested_decoration = 0;
if (mode == ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE) {
MP_VERBOSE(wl, "Enabling server decorations\n");
} else {
MP_VERBOSE(wl, "Disabling server decorations\n");
}
opts->border = mode == ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE;
m_config_cache_write_opt(wl->opts_cache, &opts->border);
}
static const struct zxdg_toplevel_decoration_v1_listener decoration_listener = {
configure_decorations,
};
static void pres_set_clockid(void *data, struct wp_presentation *pres,
uint32_t clockid)
{
struct vo_wayland_state *wl = data;
if (clockid == CLOCK_MONOTONIC || clockid == CLOCK_MONOTONIC_RAW)
wl->present_clock = true;
}
static const struct wp_presentation_listener pres_listener = {
pres_set_clockid,
};
static void feedback_sync_output(void *data, struct wp_presentation_feedback *fback,
struct wl_output *output)
{
}
static void feedback_presented(void *data, struct wp_presentation_feedback *fback,
uint32_t tv_sec_hi, uint32_t tv_sec_lo,
uint32_t tv_nsec, uint32_t refresh_nsec,
uint32_t seq_hi, uint32_t seq_lo,
uint32_t flags)
{
struct vo_wayland_feedback_pool *fback_pool = data;
struct vo_wayland_state *wl = fback_pool->wl;
if (fback)
remove_feedback(fback_pool, fback);
wl->refresh_interval = (int64_t)refresh_nsec;
// Very similar to oml_sync_control, in this case we assume that every
// time the compositor receives feedback, a buffer swap has been already
// been performed.
//
// Notes:
// - tv_sec_lo + tv_sec_hi is the equivalent of oml's ust
// - seq_lo + seq_hi is the equivalent of oml's msc
// - these values are updated every time the compositor receives feedback.
int64_t sec = (uint64_t) tv_sec_lo + ((uint64_t) tv_sec_hi << 32);
int64_t ust = MP_TIME_S_TO_NS(sec) + (uint64_t) tv_nsec;
int64_t msc = (uint64_t) seq_lo + ((uint64_t) seq_hi << 32);
present_sync_update_values(wl->present, ust, msc);
}
static void feedback_discarded(void *data, struct wp_presentation_feedback *fback)
{
struct vo_wayland_feedback_pool *fback_pool = data;
if (fback)
remove_feedback(fback_pool, fback);
}
static const struct wp_presentation_feedback_listener feedback_listener = {
feedback_sync_output,
feedback_presented,
feedback_discarded,
};
static const struct wl_callback_listener frame_listener;
static void frame_callback(void *data, struct wl_callback *callback, uint32_t time)
{
struct vo_wayland_state *wl = data;
if (callback)
wl_callback_destroy(callback);
wl->frame_callback = wl_surface_frame(wl->callback_surface);
wl_callback_add_listener(wl->frame_callback, &frame_listener, wl);
wl->use_present = wl->present_clock && wl->opts->wl_present;
if (wl->use_present) {
struct wp_presentation_feedback *fback = wp_presentation_feedback(wl->presentation, wl->callback_surface);
add_feedback(wl->fback_pool, fback);
wp_presentation_feedback_add_listener(fback, &feedback_listener, wl->fback_pool);
}
wl->frame_wait = false;
wl->hidden = false;
}
static const struct wl_callback_listener frame_listener = {
frame_callback,
};
static void done(void *data,
struct zwp_linux_dmabuf_feedback_v1 *zwp_linux_dmabuf_feedback_v1)
{
}
static void format_table(void *data,
struct zwp_linux_dmabuf_feedback_v1 *zwp_linux_dmabuf_feedback_v1,
int32_t fd,
uint32_t size)
{
struct vo_wayland_state *wl = data;
if (wl->compositor_format_size) {
munmap(wl->compositor_format_map, wl->compositor_format_size);
wl->compositor_format_map = NULL;
wl->compositor_format_size = 0;
}
void *map = mmap(NULL, size, PROT_READ, MAP_PRIVATE, fd, 0);
close(fd);
if (map != MAP_FAILED) {
wl->compositor_format_map = map;
wl->compositor_format_size = size;
}
}
static void main_device(void *data,
struct zwp_linux_dmabuf_feedback_v1 *zwp_linux_dmabuf_feedback_v1,
struct wl_array *device)
{
struct vo_wayland_state *wl = data;
// Remove any old devices and tranches if we get this again.
struct vo_wayland_tranche *tranche, *tranche_tmp;
wl_list_for_each_safe(tranche, tranche_tmp, &wl->tranche_list, link) {
wl_list_remove(&tranche->link);
talloc_free(tranche);
}
}
static void tranche_done(void *data,
struct zwp_linux_dmabuf_feedback_v1 *zwp_linux_dmabuf_feedback_v1)
{
struct vo_wayland_state *wl = data;
wl->current_tranche = NULL;
}
static void tranche_target_device(void *data,
struct zwp_linux_dmabuf_feedback_v1 *zwp_linux_dmabuf_feedback_v1,
struct wl_array *device)
{
struct vo_wayland_state *wl = data;
struct vo_wayland_tranche *tranche = talloc_zero(wl, struct vo_wayland_tranche);
dev_t *id;
wl_array_for_each(id, device) {
memcpy(&tranche->device_id, id, sizeof(dev_t));
break;
}
static_assert(sizeof(tranche->device_id) == sizeof(dev_t), "");
wl->current_tranche = tranche;
get_planar_drm_formats(wl);
wl_list_insert(&wl->tranche_list, &tranche->link);
}
static void tranche_formats(void *data,
struct zwp_linux_dmabuf_feedback_v1 *zwp_linux_dmabuf_feedback_v1,
struct wl_array *indices)
{
struct vo_wayland_state *wl = data;
// Should never happen.
if (!wl->compositor_format_map) {
MP_WARN(wl, "Compositor did not send a format and modifier table!\n");
return;
}
struct vo_wayland_tranche *tranche = wl->current_tranche;
if (!tranche)
return;
const struct compositor_format *formats = wl->compositor_format_map;
uint16_t *index;
MP_DBG(wl, "Querying available drm format and modifier pairs from tranche on device '%lu'\n",
tranche->device_id);
wl_array_for_each(index, indices) {
MP_TARRAY_APPEND(tranche, tranche->compositor_formats, tranche->num_compositor_formats,
(struct drm_format) {
formats[*index].format,
formats[*index].modifier,
});
MP_DBG(wl, "Compositor supports drm format: '%s(%016" PRIx64 ")'\n",
mp_tag_str(formats[*index].format), formats[*index].modifier);
}
}
static void tranche_flags(void *data,
struct zwp_linux_dmabuf_feedback_v1 *zwp_linux_dmabuf_feedback_v1,
uint32_t flags)
{
struct vo_wayland_state *wl = data;
if (flags & ZWP_LINUX_DMABUF_FEEDBACK_V1_TRANCHE_FLAGS_SCANOUT)
MP_DBG(wl, "Tranche has direct scanout.\n");
}
static const struct zwp_linux_dmabuf_feedback_v1_listener dmabuf_feedback_listener = {
done,
format_table,
main_device,
tranche_done,
tranche_target_device,
tranche_formats,
tranche_flags,
};
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 >= 4) && found++) {
#ifdef HAVE_WAYLAND_1_22
ver = MPMIN(ver, 6); /* Cap at 6 in case new events are added later. */
#else
ver = 4;
#endif
wl->compositor = wl_registry_bind(reg, id, &wl_compositor_interface, ver);
wl->surface = wl_compositor_create_surface(wl->compositor);
wl->video_surface = wl_compositor_create_surface(wl->compositor);
wl->osd_surface = wl_compositor_create_surface(wl->compositor);
wl->callback_surface = !strcmp(wl->vo->driver->name, "dmabuf-wayland") ?
wl->video_surface : wl->surface;
/* never accept input events on anything besides the main surface */
struct wl_region *region = wl_compositor_create_region(wl->compositor);
wl_surface_set_input_region(wl->osd_surface, region);
wl_surface_set_input_region(wl->video_surface, region);
wl_region_destroy(region);
wl->cursor_surface = wl_compositor_create_surface(wl->compositor);
wl_surface_add_listener(wl->surface, &surface_listener, wl);
}
if (!strcmp(interface, wl_subcompositor_interface.name) && found++) {
ver = 1;
wl->subcompositor = wl_registry_bind(reg, id, &wl_subcompositor_interface, ver);
}
if (!strcmp (interface, zwp_linux_dmabuf_v1_interface.name) && (ver >= 4) && found++) {
ver = 4;
wl->dmabuf = wl_registry_bind(reg, id, &zwp_linux_dmabuf_v1_interface, ver);
wl->dmabuf_feedback = zwp_linux_dmabuf_v1_get_default_feedback(wl->dmabuf);
zwp_linux_dmabuf_feedback_v1_add_listener(wl->dmabuf_feedback, &dmabuf_feedback_listener, wl);
}
if (!strcmp (interface, wp_viewporter_interface.name) && found++) {
ver = 1;
wl->viewporter = wl_registry_bind (reg, id, &wp_viewporter_interface, ver);
}
if (!strcmp(interface, wl_data_device_manager_interface.name) && (ver >= 3) && found++) {
ver = 3;
wl->dnd_devman = wl_registry_bind(reg, id, &wl_data_device_manager_interface, ver);
}
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->name = "";
ver = MPMIN(ver, 4); /* Cap at 4 in case new events are added later. */
output->output = wl_registry_bind(reg, id, &wl_output_interface, ver);
wl_output_add_listener(output->output, &output_listener, output);
wl_list_insert(&wl->output_list, &output->link);
}
if (!strcmp(interface, wl_seat_interface.name) && found++) {
if (ver < 5)
MP_WARN(wl, "Scrolling won't work because the compositor doesn't "
"support version 5 of wl_seat protocol!\n");
ver = MPMIN(ver, 8); /* Cap at 8 in case new events are added later. */
struct vo_wayland_seat *seat = talloc_zero(wl, struct vo_wayland_seat);
seat->wl = wl;
seat->id = id;
seat->seat = wl_registry_bind(reg, id, &wl_seat_interface, ver);
wl_seat_add_listener(seat->seat, &seat_listener, seat);
wl_list_insert(&wl->seat_list, &seat->link);
}
if (!strcmp(interface, wl_shm_interface.name) && found++) {
ver = 1;
wl->shm = wl_registry_bind(reg, id, &wl_shm_interface, ver);
}
if (!strcmp(interface, wp_content_type_manager_v1_interface.name) && found++) {
ver = 1;
wl->content_type_manager = wl_registry_bind(reg, id, &wp_content_type_manager_v1_interface, ver);
}
if (!strcmp(interface, wp_single_pixel_buffer_manager_v1_interface.name) && found++) {
ver = 1;
wl->single_pixel_manager = wl_registry_bind(reg, id, &wp_single_pixel_buffer_manager_v1_interface, ver);
}
if (!strcmp(interface, wp_fractional_scale_manager_v1_interface.name) && found++) {
ver = 1;
wl->fractional_scale_manager = wl_registry_bind(reg, id, &wp_fractional_scale_manager_v1_interface, ver);
}
#if HAVE_WAYLAND_PROTOCOLS_1_32
if (!strcmp(interface, wp_cursor_shape_manager_v1_interface.name) && found++) {
ver = 1;
wl->cursor_shape_manager = wl_registry_bind(reg, id, &wp_cursor_shape_manager_v1_interface, ver);
}
#endif
if (!strcmp(interface, wp_presentation_interface.name) && found++) {
ver = MPMIN(ver, 2);
wl->presentation = wl_registry_bind(reg, id, &wp_presentation_interface, ver);
wp_presentation_add_listener(wl->presentation, &pres_listener, wl);
}
if (!strcmp(interface, xdg_wm_base_interface.name) && found++) {
ver = MPMIN(ver, 6); /* Cap at 6 in case new events are added later. */
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, xx_color_manager_v4_interface.name) && found++) {
ver = 1;
initialize_color_maps(wl);
wl->color_manager = wl_registry_bind(reg, id, &xx_color_manager_v4_interface, ver);
xx_color_manager_v4_add_listener(wl->color_manager, &color_manager_listener, wl);
}
if (!strcmp(interface, zxdg_decoration_manager_v1_interface.name) && found++) {
ver = 1;
wl->xdg_decoration_manager = wl_registry_bind(reg, id, &zxdg_decoration_manager_v1_interface, ver);
}
if (!strcmp(interface, zwp_idle_inhibit_manager_v1_interface.name) && found++) {
ver = 1;
wl->idle_inhibit_manager = wl_registry_bind(reg, id, &zwp_idle_inhibit_manager_v1_interface, ver);
}
if (found > 1)
MP_VERBOSE(wl, "Registered interface %s at version %d\n", interface, ver);
}
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, *output_tmp;
wl_list_for_each_safe(output, output_tmp, &wl->output_list, link) {
if (output->id == id) {
remove_output(output);
return;
}
}
struct vo_wayland_seat *seat, *seat_tmp;
wl_list_for_each_safe(seat, seat_tmp, &wl->seat_list, link) {
if (seat->id == id) {
remove_seat(seat);
return;
}
}
}
static const struct wl_registry_listener registry_listener = {
registry_handle_add,
registry_handle_remove,
};
/* Static functions */
static void apply_keepaspect(struct vo_wayland_state *wl, int *width, int *height)
{
if (!wl->opts->keepaspect)
return;
int phys_width = handle_round(wl->scaling, *width);
int phys_height = handle_round(wl->scaling, *height);
// Ensure that the size actually changes before we start trying to actually
// calculate anything so the wrong constraint for the rezie isn't choosen.
if (wl->resizing && !wl->resizing_constraint &&
phys_width == mp_rect_w(wl->geometry) && phys_height == mp_rect_h(wl->geometry))
return;
// We are doing a continuous resize (e.g. dragging with mouse), constrain the
// aspect ratio against the height if the change is only in the height
// coordinate.
if (wl->resizing && !wl->resizing_constraint && phys_width == mp_rect_w(wl->geometry) &&
phys_height != mp_rect_h(wl->geometry)) {
wl->resizing_constraint = MP_HEIGHT_CONSTRAINT;
} else if (!wl->resizing_constraint) {
wl->resizing_constraint = MP_WIDTH_CONSTRAINT;
}
if (wl->resizing_constraint == MP_HEIGHT_CONSTRAINT) {
MPSWAP(int, *width, *height);
MPSWAP(int, wl->reduced_width, wl->reduced_height);
}
double scale_factor = (double)*width / wl->reduced_width;
*width = ceil(wl->reduced_width * scale_factor);
if (wl->opts->keepaspect_window)
*height = ceil(wl->reduced_height * scale_factor);
if (wl->resizing_constraint == MP_HEIGHT_CONSTRAINT) {
MPSWAP(int, *width, *height);
MPSWAP(int, wl->reduced_width, wl->reduced_height);
}
}
static void free_dnd_data(struct vo_wayland_state *wl)
{
// caller should close wl->dnd_fd if appropriate
wl->dnd_action = -1;
TA_FREEP(&wl->dnd_mime_type);
wl->dnd_mime_score = 0;
}
static void check_dnd_fd(struct vo_wayland_state *wl)
{
if (wl->dnd_fd == -1)
return;
struct pollfd fdp = { wl->dnd_fd, POLLIN | POLLHUP, 0 };
if (poll(&fdp, 1, 0) <= 0)
return;
if (fdp.revents & POLLIN) {
ssize_t data_read = 0;
const size_t chunk_size = 256;
bstr file_list = {
.start = talloc_zero_size(NULL, chunk_size),
};
while (1) {
data_read = read(wl->dnd_fd, file_list.start + file_list.len, chunk_size);
if (data_read == -1 && errno == EINTR)
continue;
else if (data_read <= 0)
break;
file_list.len += data_read;
file_list.start = talloc_realloc_size(NULL, file_list.start, file_list.len + chunk_size);
memset(file_list.start + file_list.len, 0, chunk_size);
}
if (data_read == -1) {
MP_VERBOSE(wl, "DND aborted (read error)\n");
} else {
MP_VERBOSE(wl, "Read %zu bytes from the DND fd\n", file_list.len);
if (wl->dnd_offer)
wl_data_offer_finish(wl->dnd_offer);
assert(wl->dnd_action >= 0);
mp_event_drop_mime_data(wl->vo->input_ctx, wl->dnd_mime_type,
file_list, wl->dnd_action);
}
talloc_free(file_list.start);
free_dnd_data(wl);
}
if (fdp.revents & (POLLIN | POLLERR | POLLHUP)) {
if (wl->dnd_action >= 0)
MP_VERBOSE(wl, "DND aborted (hang up or error)\n");
free_dnd_data(wl);
close(wl->dnd_fd);
wl->dnd_fd = -1;
}
}
static int check_for_resize(struct vo_wayland_state *wl, int edge_pixels,
enum xdg_toplevel_resize_edge *edges)
{
if (wl->opts->fullscreen || wl->opts->window_maximized)
return 0;
int pos[2] = { wl->mouse_x, wl->mouse_y };
*edges = 0;
if (pos[0] < edge_pixels)
*edges |= XDG_TOPLEVEL_RESIZE_EDGE_LEFT;
if (pos[0] > (mp_rect_w(wl->geometry) - edge_pixels))
*edges |= XDG_TOPLEVEL_RESIZE_EDGE_RIGHT;
if (pos[1] < edge_pixels)
*edges |= XDG_TOPLEVEL_RESIZE_EDGE_TOP;
if (pos[1] > (mp_rect_h(wl->geometry) - edge_pixels))
*edges |= XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM;
return *edges;
}
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 create_viewports(struct vo_wayland_state *wl)
{
wl->viewport = wp_viewporter_get_viewport(wl->viewporter, wl->surface);
wl->cursor_viewport = wp_viewporter_get_viewport(wl->viewporter, wl->cursor_surface);
wl->osd_viewport = wp_viewporter_get_viewport(wl->viewporter, wl->osd_surface);
wl->video_viewport = wp_viewporter_get_viewport(wl->viewporter, wl->video_surface);
if (!wl->viewport || !wl->osd_viewport || !wl->video_viewport) {
MP_ERR(wl, "failed to create viewport interfaces!\n");
return 1;
}
return 0;
}
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);
if (!wl->xdg_surface || !wl->xdg_toplevel) {
MP_ERR(wl, "failed to create xdg_surface and xdg_toplevel!\n");
return 1;
}
return 0;
}
static void add_feedback(struct vo_wayland_feedback_pool *fback_pool,
struct wp_presentation_feedback *fback)
{
for (int i = 0; i < fback_pool->len; ++i) {
if (!fback_pool->fback[i]) {
fback_pool->fback[i] = fback;
break;
} else if (i == fback_pool->len - 1) {
// Shouldn't happen in practice.
wp_presentation_feedback_destroy(fback_pool->fback[i]);
fback_pool->fback[i] = fback;
}
}
}
#if HAVE_DRM
static bool devices_are_equal(dev_t a, dev_t b)
{
bool ret = false;
drmDevice *deviceA, *deviceB;
if (!drmGetDeviceFromDevId(a, 0, &deviceA) && !drmGetDeviceFromDevId(b, 0, &deviceB))
ret = drmDevicesEqual(deviceA, deviceB);
drmFreeDevice(&deviceA);
drmFreeDevice(&deviceB);
return ret;
}
#endif
static void do_minimize(struct vo_wayland_state *wl)
{
if (wl->opts->window_minimized)
xdg_toplevel_set_minimized(wl->xdg_toplevel);
}
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) {
char *name = output->name ? output->name : output->model;
MP_TARRAY_APPEND(NULL, names, displays_spanned,
talloc_strdup(NULL, name));
}
}
MP_TARRAY_APPEND(NULL, names, displays_spanned, NULL);
return names;
}
static void get_planar_drm_formats(struct vo_wayland_state *wl)
{
#if HAVE_DRM
struct vo_wayland_tranche *tranche;
wl_list_for_each(tranche, &wl->tranche_list, link) {
// If there is a device equality, just copy the pointer over.
if (devices_are_equal(tranche->device_id, wl->current_tranche->device_id)) {
wl->current_tranche->planar_formats = tranche->planar_formats;
wl->current_tranche->num_planar_formats = tranche->num_planar_formats;
return;
}
}
tranche = wl->current_tranche;
drmDevice *device = NULL;
drmModePlaneRes *res = NULL;
drmModePlane *plane = NULL;
if (drmGetDeviceFromDevId(tranche->device_id, 0, &device) != 0) {
MP_VERBOSE(wl, "Unable to get drm device from device id: %s\n", mp_strerror(errno));
goto done;
}
// Pick the first path we get and hope for the best.
char *path = NULL;
for (int i = 0; i < device->available_nodes; ++i) {
if (device->nodes[0]) {
path = device->nodes[0];
break;
}
}
if (!path || !path[0]) {
MP_VERBOSE(wl, "Unable to find a valid drm device node.\n");
goto done;
}
int fd = open(path, O_RDWR | O_CLOEXEC);
if (fd < 0) {
MP_VERBOSE(wl, "Unable to open DRM node path '%s': %s\n", path, mp_strerror(errno));
goto done;
}
// Need to set this in order to access plane information.
if (drmSetClientCap(fd, DRM_CLIENT_CAP_ATOMIC, 1)) {
MP_VERBOSE(wl, "Unable to set DRM atomic cap: %s\n", mp_strerror(errno));
goto done;
}
res = drmModeGetPlaneResources(fd);
if (!res) {
MP_VERBOSE(wl, "Unable to get DRM plane resources: %s\n", mp_strerror(errno));
goto done;
}
if (!res->count_planes) {
MP_VERBOSE(wl, "No DRM planes were found.\n");
goto done;
}
// Only check the formats on the first primary plane we find as a crude guess.
int index = -1;
for (int i = 0; i < res->count_planes; ++i) {
drmModeObjectProperties *props = NULL;
props = drmModeObjectGetProperties(fd, res->planes[i], DRM_MODE_OBJECT_PLANE);
if (!props) {
MP_VERBOSE(wl, "Unable to get DRM plane properties: %s\n", mp_strerror(errno));
continue;
}
for (int j = 0; j < props->count_props; ++j) {
drmModePropertyRes *prop = drmModeGetProperty(fd, props->props[j]);
if (!prop) {
MP_VERBOSE(wl, "Unable to get DRM plane property: %s\n", mp_strerror(errno));
continue;
}
if (strcmp(prop->name, "type") == 0) {
for (int k = 0; k < prop->count_values; ++k) {
if (prop->values[k] == DRM_PLANE_TYPE_PRIMARY)
index = i;
}
}
drmModeFreeProperty(prop);
if (index > -1)
break;
}
drmModeFreeObjectProperties(props);
if (index > -1)
break;
}
if (index == -1) {
MP_VERBOSE(wl, "Unable to get DRM plane: %s\n", mp_strerror(errno));
goto done;
}
plane = drmModeGetPlane(fd, res->planes[index]);
tranche->num_planar_formats = plane->count_formats;
tranche->planar_formats = talloc_zero_array(tranche, int, tranche->num_planar_formats);
for (int i = 0; i < tranche->num_planar_formats; ++i) {
MP_DBG(wl, "DRM primary plane supports drm format: %s\n", mp_tag_str(plane->formats[i]));
tranche->planar_formats[i] = plane->formats[i];
}
done:
drmModeFreePlane(plane);
drmModeFreePlaneResources(res);
drmFreeDevice(&device);
#endif
}
static int get_mods(struct vo_wayland_seat *s)
{
static char* const mod_names[] = {
XKB_MOD_NAME_SHIFT,
XKB_MOD_NAME_CTRL,
XKB_MOD_NAME_ALT,
XKB_MOD_NAME_LOGO,
};
static const int mods[] = {
MP_KEY_MODIFIER_SHIFT,
MP_KEY_MODIFIER_CTRL,
MP_KEY_MODIFIER_ALT,
MP_KEY_MODIFIER_META,
};
int modifiers = 0;
for (int n = 0; n < MP_ARRAY_SIZE(mods); n++) {
xkb_mod_index_t index = xkb_keymap_mod_get_index(s->xkb_keymap, mod_names[n]);
if (index != XKB_MOD_INVALID
&& xkb_state_mod_index_is_active(s->xkb_state, index,
XKB_STATE_MODS_EFFECTIVE))
modifiers |= mods[n];
}
return modifiers;
}
static void get_shape_device(struct vo_wayland_state *wl, struct vo_wayland_seat *s)
{
#if HAVE_WAYLAND_PROTOCOLS_1_32
if (!s->cursor_shape_device && wl->cursor_shape_manager) {
s->cursor_shape_device = wp_cursor_shape_manager_v1_get_pointer(wl->cursor_shape_manager,
s->pointer);
}
#endif
}
static int greatest_common_divisor(int a, int b)
{
int rem = a % b;
if (rem == 0)
return b;
return greatest_common_divisor(b, rem);
}
static void guess_focus(struct vo_wayland_state *wl)
{
// We can't actually know if the window is focused or not in wayland,
// so just guess it with some common sense. Obviously won't work if
// the user has no keyboard. We flag has_keyboard_input if
// at least one seat has it.
bool has_keyboard_input = false;
struct vo_wayland_seat *seat;
wl_list_for_each(seat, &wl->seat_list, link) {
if (seat->has_keyboard_input) {
has_keyboard_input = true;
}
}
if ((!wl->focused && wl->activated && has_keyboard_input) ||
(wl->focused && !wl->activated))
{
wl->focused = !wl->focused;
wl->pending_vo_events |= VO_EVENT_FOCUS;
}
}
static struct vo_wayland_output *find_output(struct vo_wayland_state *wl)
{
int index = 0;
struct mp_vo_opts *opts = wl->opts;
int screen_id = opts->fullscreen ? opts->fsscreen_id : opts->screen_id;
char *screen_name = opts->fullscreen ? opts->fsscreen_name : opts->screen_name;
struct vo_wayland_output *output = NULL;
struct vo_wayland_output *fallback_output = NULL;
wl_list_for_each(output, &wl->output_list, link) {
if (index == 0)
fallback_output = output;
if (screen_id == -1 && !screen_name)
return output;
if (screen_id == -1 && screen_name && !strcmp(screen_name, output->name))
return output;
if (screen_id == -1 && screen_name && !strcmp(screen_name, output->model))
return output;
if (screen_id == index++)
return output;
}
if (!fallback_output) {
MP_ERR(wl, "No screens could be found!\n");
return NULL;
} else if (screen_id >= 0) {
MP_WARN(wl, "Screen index %i not found/unavailable! Falling back to screen 0!\n", screen_id);
} else if (screen_name && screen_name[0]) {
MP_WARN(wl, "Screen name %s not found/unavailable! Falling back to screen 0!\n", screen_name);
}
return fallback_output;
}
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 handle_key_input(struct vo_wayland_seat *s, uint32_t key,
uint32_t state, bool no_emit)
{
struct vo_wayland_state *wl = s->wl;
switch (state) {
case WL_KEYBOARD_KEY_STATE_RELEASED:
state = MP_KEY_STATE_UP;
break;
case WL_KEYBOARD_KEY_STATE_PRESSED:
state = MP_KEY_STATE_DOWN;
break;
default:
return;
}
if (no_emit)
state = state | MP_KEY_STATE_SET_ONLY;
s->keyboard_code = key + 8;
xkb_keysym_t sym = xkb_state_key_get_one_sym(s->xkb_state, s->keyboard_code);
int mpkey = lookupkey(sym);
if (mpkey) {
mp_input_put_key(wl->vo->input_ctx, mpkey | state | s->mpmod);
} else {
char str[128];
if (xkb_keysym_to_utf8(sym, str, sizeof(str)) > 0) {
mp_input_put_key_utf8(wl->vo->input_ctx, state | s->mpmod, bstr0(str));
} else {
// Assume a modifier was pressed and handle it in the mod event instead.
// If a modifier is released before a regular key, also release that
// key to not activate it again by accident.
if (state & MP_KEY_STATE_UP) {
s->mpkey = 0;
mp_input_put_key(wl->vo->input_ctx, MP_INPUT_RELEASE_ALL);
}
return;
}
}
if (state & MP_KEY_STATE_DOWN)
s->mpkey = mpkey;
if (mpkey && (state & MP_KEY_STATE_UP))
s->mpkey = 0;
}
// Avoid possible floating point errors.
static int handle_round(int scale, int n)
{
return (scale * n + WAYLAND_SCALE_FACTOR / 2) / WAYLAND_SCALE_FACTOR;
}
static void initialize_color_maps(struct vo_wayland_state *wl)
{
// -1 indicates unsupported
for (int i = 0; i < PL_COLOR_PRIM_COUNT; i++)
wl->primaries_map[i] = -1;
for (int i = 0; i < PL_COLOR_TRC_COUNT; i++)
wl->transfer_map[i] = -1;
}
static void prepare_resize(struct vo_wayland_state *wl)
{
int32_t width = mp_rect_w(wl->geometry) / wl->scaling_factor;
int32_t height = mp_rect_h(wl->geometry) / wl->scaling_factor;
xdg_surface_set_window_geometry(wl->xdg_surface, 0, 0, width, height);
wl->pending_vo_events |= VO_EVENT_RESIZE;
}
static void request_decoration_mode(struct vo_wayland_state *wl, uint32_t mode)
{
wl->requested_decoration = mode;
zxdg_toplevel_decoration_v1_set_mode(wl->xdg_toplevel_decoration, mode);
}
static void rescale_geometry(struct vo_wayland_state *wl, double old_scale)
{
if (!wl->opts->hidpi_window_scale && !wl->locked_size)
return;
double factor = old_scale / wl->scaling;
wl->window_size.x1 /= factor;
wl->window_size.y1 /= factor;
wl->geometry.x1 /= factor;
wl->geometry.y1 /= factor;
}
static void clean_feedback_pool(struct vo_wayland_feedback_pool *fback_pool)
{
for (int i = 0; i < fback_pool->len; ++i) {
if (fback_pool->fback[i]) {
wp_presentation_feedback_destroy(fback_pool->fback[i]);
fback_pool->fback[i] = NULL;
}
}
}
static void remove_feedback(struct vo_wayland_feedback_pool *fback_pool,
struct wp_presentation_feedback *fback)
{
for (int i = 0; i < fback_pool->len; ++i) {
if (fback_pool->fback[i] == fback) {
wp_presentation_feedback_destroy(fback);
fback_pool->fback[i] = NULL;
break;
}
}
}
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);
wl_output_destroy(out->output);
talloc_free(out->make);
talloc_free(out->model);
talloc_free(out);
return;
}
static void remove_seat(struct vo_wayland_seat *seat)
{
if (!seat)
return;
MP_VERBOSE(seat->wl, "Deregistering seat 0x%x\n", seat->id);
wl_list_remove(&seat->link);
if (seat == seat->wl->last_button_seat)
seat->wl->last_button_seat = NULL;
if (seat->keyboard)
wl_keyboard_destroy(seat->keyboard);
if (seat->pointer)
wl_pointer_destroy(seat->pointer);
if (seat->touch)
wl_touch_destroy(seat->touch);
if (seat->dnd_ddev)
wl_data_device_destroy(seat->dnd_ddev);
#if HAVE_WAYLAND_PROTOCOLS_1_32
if (seat->cursor_shape_device)
wp_cursor_shape_device_v1_destroy(seat->cursor_shape_device);
#endif
if (seat->xkb_keymap)
xkb_keymap_unref(seat->xkb_keymap);
if (seat->xkb_state)
xkb_state_unref(seat->xkb_state);
wl_seat_destroy(seat->seat);
talloc_free(seat);
return;
}
static void reset_color_management(struct vo_wayland_state *wl)
{
if (!wl->color_surface)
return;
if (wl->image_creator_params)
xx_image_description_creator_params_v4_destroy(wl->image_creator_params);
if (wl->image_description) {
xx_color_management_surface_v4_unset_image_description(wl->color_surface);
xx_image_description_v4_destroy(wl->image_description);
wl->image_description = NULL;
}
wl->image_creator_params = xx_color_manager_v4_new_parametric_creator(wl->color_manager);
wl->unsupported_colorspace = false;
}
static int set_colorspace(struct vo_wayland_state *wl)
{
struct pl_color_space color = wl->target_params.color;
int xx_primaries = wl->primaries_map[color.primaries];
int xx_transfer = wl->transfer_map[color.transfer];
if (xx_primaries == -1)
MP_VERBOSE(wl, "Compositor does not support color primary: %s\n", m_opt_choice_str(pl_csp_prim_names, color.primaries));
if (xx_transfer == -1)
MP_VERBOSE(wl, "Compositor does not support transfer function: %s\n", m_opt_choice_str(pl_csp_trc_names, color.transfer));
if (xx_primaries == -1 || xx_transfer == -1) {
wl->unsupported_colorspace = true;
return -1;
}
xx_image_description_creator_params_v4_set_primaries_named(wl->image_creator_params, xx_primaries);
xx_image_description_creator_params_v4_set_tf_named(wl->image_creator_params, xx_transfer);
return 0;
}
static void set_color_management(struct vo_wayland_state *wl)
{
struct mp_image_params target_params = vo_get_target_params(wl->vo);
if (!wl->color_surface || wl->unsupported_colorspace || pl_color_space_equal(&target_params.color, &wl->target_params.color))
return;
wl->target_params = target_params;
reset_color_management(wl);
if (set_colorspace(wl))
return;
struct pl_hdr_metadata hdr = wl->target_params.color.hdr;
if (wl->supports_display_primaries) {
xx_image_description_creator_params_v4_set_mastering_display_primaries(wl->image_creator_params,
hdr.prim.red.x * WAYLAND_COLOR_FACTOR, hdr.prim.red.y * WAYLAND_COLOR_FACTOR, hdr.prim.green.x * WAYLAND_COLOR_FACTOR,
hdr.prim.green.y * WAYLAND_COLOR_FACTOR, hdr.prim.blue.x * WAYLAND_COLOR_FACTOR, hdr.prim.blue.y * WAYLAND_COLOR_FACTOR,
hdr.prim.white.x * WAYLAND_COLOR_FACTOR, hdr.prim.white.y * WAYLAND_COLOR_FACTOR);
// No clear enum in the protocol to indicate if these are supposed
// to work or not so just hope they do if setting display
// primaries is supported.
xx_image_description_creator_params_v4_set_mastering_luminance(wl->image_creator_params, hdr.min_luma * WAYLAND_COLOR_FACTOR, hdr.max_luma);
xx_image_description_creator_params_v4_set_max_cll(wl->image_creator_params, hdr.max_cll);
xx_image_description_creator_params_v4_set_max_fall(wl->image_creator_params, hdr.max_fall);
}
wl->image_description = xx_image_description_creator_params_v4_create(wl->image_creator_params);
wl->image_creator_params = NULL;
xx_image_description_v4_add_listener(wl->image_description, &image_description_listener, wl);
}
static void set_content_type(struct vo_wayland_state *wl)
{
if (!wl->content_type_manager)
return;
// handle auto;
if (wl->opts->wl_content_type == -1) {
wp_content_type_v1_set_content_type(wl->content_type, wl->current_content_type);
} else {
wp_content_type_v1_set_content_type(wl->content_type, wl->opts->wl_content_type);
}
}
static void set_cursor_shape(struct vo_wayland_seat *s)
{
#if HAVE_WAYLAND_PROTOCOLS_1_32
wp_cursor_shape_device_v1_set_shape(s->cursor_shape_device, s->pointer_enter_serial,
WP_CURSOR_SHAPE_DEVICE_V1_SHAPE_DEFAULT);
#endif
}
static int set_cursor_visibility(struct vo_wayland_seat *s, bool on)
{
if (!s)
return VO_FALSE;
struct vo_wayland_state *wl = s->wl;
wl->cursor_visible = on;
if (on) {
if (s->cursor_shape_device) {
set_cursor_shape(s);
} else {
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;
double scale = MPMAX(wl->scaling_factor, 1);
wl_pointer_set_cursor(s->pointer, s->pointer_enter_serial, wl->cursor_surface,
img->hotspot_x / scale, img->hotspot_y / scale);
wp_viewport_set_destination(wl->cursor_viewport, lround(img->width / scale),
lround(img->height / scale));
wl_surface_attach(wl->cursor_surface, buffer, 0, 0);
wl_surface_damage_buffer(wl->cursor_surface, 0, 0, img->width, img->height);
}
wl_surface_commit(wl->cursor_surface);
} else {
wl_pointer_set_cursor(s->pointer, s->pointer_enter_serial, NULL, 0, 0);
}
return VO_TRUE;
}
static int set_cursor_visibility_all_seats(struct vo_wayland_state *wl, bool on)
{
bool unavailable = true;
bool failed = false;
struct vo_wayland_seat *seat;
wl_list_for_each(seat, &wl->seat_list, link) {
if (seat->pointer) {
unavailable = false;
if (set_cursor_visibility(seat, on) == VO_FALSE)
failed = true;
}
}
if (unavailable)
return VO_NOTAVAIL;
if (failed)
return VO_FALSE;
return VO_TRUE;
}
static void set_geometry(struct vo_wayland_state *wl, bool resize)
{
struct vo *vo = wl->vo;
if (!wl->current_output)
return;
struct vo_win_geometry geo;
struct mp_rect screenrc = wl->current_output->geometry;
vo_calc_window_geometry(vo, &screenrc, &screenrc, wl->scaling_factor, false, &geo);
vo_apply_window_geometry(vo, &geo);
int gcd = greatest_common_divisor(vo->dwidth, vo->dheight);
wl->reduced_width = vo->dwidth / gcd;
wl->reduced_height = vo->dheight / gcd;
if (!wl->initial_size_hint)
wl->window_size = (struct mp_rect){0, 0, vo->dwidth, vo->dheight};
wl->initial_size_hint = false;
if (resize) {
if (!wl->locked_size)
wl->geometry = wl->window_size;
prepare_resize(wl);
}
}
static void set_input_region(struct vo_wayland_state *wl, bool passthrough)
{
if (passthrough) {
struct wl_region *region = wl_compositor_create_region(wl->compositor);
wl_surface_set_input_region(wl->surface, region);
wl_region_destroy(region);
} else {
wl_surface_set_input_region(wl->surface, NULL);
}
}
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->callback_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 set_surface_scaling(struct vo_wayland_state *wl)
{
if (wl->scale_configured && (wl->fractional_scale_manager ||
wl_surface_get_version(wl->surface) >= 6))
{
return;
}
double old_scale = wl->scaling;
wl->scaling = wl->current_output->scale;
wl->scaling_factor = wl->scaling / WAYLAND_SCALE_FACTOR;
rescale_geometry(wl, old_scale);
wl->pending_vo_events |= VO_EVENT_DPI;
}
static void set_window_bounds(struct vo_wayland_state *wl)
{
// If the user has set geometry/autofit and the option is auto,
// don't use these.
if (wl->opts->wl_configure_bounds == -1 && (wl->opts->geometry.wh_valid ||
wl->opts->autofit.wh_valid || wl->opts->autofit_larger.wh_valid ||
wl->opts->autofit_smaller.wh_valid))
{
return;
}
apply_keepaspect(wl, &wl->bounded_width, &wl->bounded_height);
if (wl->bounded_width && wl->bounded_width < wl->window_size.x1)
wl->window_size.x1 = wl->bounded_width;
if (wl->bounded_height && wl->bounded_height < wl->window_size.y1)
wl->window_size.y1 = wl->bounded_height;
}
static bool single_output_spanned(struct vo_wayland_state *wl)
{
int outputs = 0;
struct vo_wayland_output *output;
wl_list_for_each(output, &wl->output_list, link) {
if (output->has_surface)
++outputs;
if (outputs > 1)
return false;
}
return wl->current_output && outputs == 1;
}
static int spawn_cursor(struct vo_wayland_state *wl)
{
if (wl->allocated_cursor_scale == wl->scaling) {
return 0;
} else if (wl->cursor_theme) {
wl_cursor_theme_destroy(wl->cursor_theme);
}
const char *xcursor_theme = getenv("XCURSOR_THEME");
const char *size_str = getenv("XCURSOR_SIZE");
int size = 24;
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(xcursor_theme, handle_round(wl->scaling, size),
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, "default");
if (!wl->default_cursor)
wl->default_cursor = wl_cursor_theme_get_cursor(wl->cursor_theme, "left_ptr");
if (!wl->default_cursor) {
MP_ERR(wl, "Unable to get default and left_ptr XCursor from theme!\n");
return 1;
}
wl->allocated_cursor_scale = wl->scaling;
return 0;
}
static void toggle_fullscreen(struct vo_wayland_state *wl)
{
bool specific_screen = wl->opts->fsscreen_id >= 0 || wl->opts->fsscreen_name;
if (wl->opts->fullscreen && !specific_screen) {
xdg_toplevel_set_fullscreen(wl->xdg_toplevel, NULL);
} else if (wl->opts->fullscreen && specific_screen) {
struct vo_wayland_output *output = find_output(wl);
xdg_toplevel_set_fullscreen(wl->xdg_toplevel, output->output);
} else {
wl->state_change = wl->reconfigured;
xdg_toplevel_unset_fullscreen(wl->xdg_toplevel);
}
}
static void toggle_maximized(struct vo_wayland_state *wl)
{
if (wl->opts->window_maximized) {
xdg_toplevel_set_maximized(wl->xdg_toplevel);
} else {
wl->state_change = wl->reconfigured;
xdg_toplevel_unset_maximized(wl->xdg_toplevel);
}
}
static void update_app_id(struct vo_wayland_state *wl)
{
xdg_toplevel_set_app_id(wl->xdg_toplevel, wl->opts->appid);
}
static void update_output_scaling(struct vo_wayland_state *wl)
{
double old_scale = wl->scaling;
wl->scaling = wl->pending_scaling;
wl->scaling_factor = wl->scaling / WAYLAND_SCALE_FACTOR;
rescale_geometry(wl, old_scale);
set_geometry(wl, false);
prepare_resize(wl);
wl->need_rescale = false;
wl->pending_vo_events |= VO_EVENT_DPI;
}
static void update_output_geometry(struct vo_wayland_state *wl, struct mp_rect old_geometry,
struct mp_rect old_output_geometry)
{
if (wl->need_rescale) {
update_output_scaling(wl);
return;
}
bool force_resize = false;
bool use_output_scale = wl_surface_get_version(wl->surface) < 6 &&
!wl->fractional_scale_manager &&
wl->scaling != wl->current_output->scale;
if (use_output_scale) {
set_surface_scaling(wl);
force_resize = true;
}
if (!mp_rect_equals(&old_output_geometry, &wl->current_output->geometry)) {
set_geometry(wl, false);
force_resize = true;
}
if (!mp_rect_equals(&old_geometry, &wl->geometry) || force_resize)
prepare_resize(wl);
}
static int update_window_title(struct vo_wayland_state *wl, const char *title)
{
/* The xdg-shell protocol requires that the title is UTF-8. */
void *tmp = talloc_new(NULL);
struct bstr b_title = bstr_sanitize_utf8_latin1(tmp, bstr0(title));
xdg_toplevel_set_title(wl->xdg_toplevel, bstrto0(tmp, b_title));
talloc_free(tmp);
return VO_TRUE;
}
static void wayland_dispatch_events(struct vo_wayland_state *wl, int nfds, int64_t timeout_ns)
{
if (wl->display_fd == -1)
return;
struct pollfd fds[2] = {
{.fd = wl->display_fd, .events = POLLIN },
{.fd = wl->wakeup_pipe[0], .events = POLLIN },
};
while (wl_display_prepare_read(wl->display) != 0)
wl_display_dispatch_pending(wl->display);
wl_display_flush(wl->display);
mp_poll(fds, nfds, timeout_ns);
if (fds[0].revents & POLLIN) {
wl_display_read_events(wl->display);
} else {
wl_display_cancel_read(wl->display);
}
if (fds[0].revents & (POLLERR | POLLHUP | POLLNVAL)) {
MP_FATAL(wl, "Error occurred on the display fd\n");
wl->display_fd = -1;
mp_input_put_key(wl->vo->input_ctx, MP_KEY_CLOSE_WIN);
}
if (fds[1].revents & POLLIN)
mp_flush_wakeup_pipe(wl->wakeup_pipe[0]);
wl_display_dispatch_pending(wl->display);
}
static void begin_dragging(struct vo_wayland_state *wl)
{
struct vo_wayland_seat *s = wl->last_button_seat;
if (!mp_input_test_dragging(wl->vo->input_ctx, wl->mouse_x, wl->mouse_y) &&
!wl->locked_size && s)
{
xdg_toplevel_move(wl->xdg_toplevel, s->seat, s->pointer_button_serial);
wl->last_button_seat = NULL;
mp_input_put_key(wl->vo->input_ctx, MP_INPUT_RELEASE_ALL);
}
}
/* Non-static */
int vo_wayland_allocate_memfd(struct vo *vo, size_t size)
{
#if !HAVE_MEMFD_CREATE
return VO_ERROR;
#else
int fd = memfd_create("mpv", MFD_CLOEXEC | MFD_ALLOW_SEALING);
if (fd < 0) {
MP_ERR(vo, "Failed to allocate memfd: %s\n", mp_strerror(errno));
return VO_ERROR;
}
fcntl(fd, F_ADD_SEALS, F_SEAL_SHRINK | F_SEAL_SEAL);
if (posix_fallocate(fd, 0, size) == 0)
return fd;
close(fd);
MP_ERR(vo, "Failed to allocate memfd: %s\n", mp_strerror(errno));
return VO_ERROR;
#endif
}
bool vo_wayland_check_visible(struct vo *vo)
{
struct vo_wayland_state *wl = vo->wl;
bool render = !wl->hidden || wl->opts->force_render;
wl->frame_wait = true;
return render;
}
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->opts;
wl_display_dispatch_pending(wl->display);
switch (request) {
case VOCTRL_CHECK_EVENTS: {
check_dnd_fd(wl);
*events |= wl->pending_vo_events;
if (*events & VO_EVENT_RESIZE) {
*events |= VO_EVENT_EXPOSE;
wl->frame_wait = false;
wl->timeout_count = 0;
wl->hidden = false;
}
wl->pending_vo_events = 0;
return VO_TRUE;
}
case VOCTRL_VO_OPTS_CHANGED: {
void *opt;
while (m_config_cache_get_next_changed(wl->opts_cache, &opt)) {
if (opt == &opts->appid)
update_app_id(wl);
if (opt == &opts->border)
{
// This is stupid but the value of border shouldn't be written
// unless we get a configure event. Change it back to its old
// value and let configure_decorations handle it after the request.
if (wl->xdg_toplevel_decoration) {
int requested_border_mode = opts->border;
opts->border = !opts->border;
m_config_cache_write_opt(wl->opts_cache,
&opts->border);
request_decoration_mode(
wl, requested_border_mode ?
ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE :
ZXDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE);
} else {
opts->border = false;
m_config_cache_write_opt(wl->opts_cache,
&wl->opts->border);
}
}
if (opt == &opts->wl_content_type)
set_content_type(wl);
if (opt == &opts->cursor_passthrough)
set_input_region(wl, opts->cursor_passthrough);
if (opt == &opts->fullscreen)
toggle_fullscreen(wl);
if (opt == &opts->window_maximized)
toggle_maximized(wl);
if (opt == &opts->window_minimized)
do_minimize(wl);
if (opt == &opts->geometry || opt == &opts->autofit ||
opt == &opts->autofit_smaller || opt == &opts->autofit_larger)
{
wl->state_change = true;
set_geometry(wl, true);
}
}
return VO_TRUE;
}
case VOCTRL_CONTENT_TYPE: {
wl->current_content_type = *(enum mp_content_type *)arg;
set_content_type(wl);
return VO_TRUE;
}
case VOCTRL_GET_FOCUSED: {
*(bool *)arg = wl->focused;
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;
if (wl->opts->window_maximized || wl->tiled) {
s[0] = mp_rect_w(wl->geometry);
s[1] = mp_rect_h(wl->geometry);
} else {
s[0] = mp_rect_w(wl->window_size);
s[1] = mp_rect_h(wl->window_size);
}
return VO_TRUE;
}
case VOCTRL_SET_UNFS_WINDOW_SIZE: {
int *s = arg;
wl->window_size.x0 = 0;
wl->window_size.y0 = 0;
wl->window_size.x1 = s[0];
wl->window_size.y1 = s[1];
if (!wl->opts->fullscreen && !wl->tiled) {
wl->state_change = true;
if (wl->opts->window_maximized) {
xdg_toplevel_unset_maximized(wl->xdg_toplevel);
wl_display_dispatch_pending(wl->display);
/* Make sure the compositor let us unmaximize */
if (wl->opts->window_maximized)
return VO_TRUE;
}
wl->geometry = wl->window_size;
prepare_resize(wl);
}
return VO_TRUE;
}
case VOCTRL_GET_DISPLAY_FPS: {
struct vo_wayland_output *out;
if (wl->current_output) {
out = wl->current_output;
} else {
out = find_output(wl);
}
if (!out)
return VO_NOTAVAIL;
*(double *)arg = out->refresh_rate;
return VO_TRUE;
}
case VOCTRL_GET_DISPLAY_RES: {
struct vo_wayland_output *out;
if (wl->current_output) {
out = wl->current_output;
} else {
out = find_output(wl);
}
if (!out)
return VO_NOTAVAIL;
((int *)arg)[0] = out->geometry.x1;
((int *)arg)[1] = out->geometry.y1;
return VO_TRUE;
}
case VOCTRL_GET_HIDPI_SCALE: {
if (!wl->scaling_factor)
return VO_NOTAVAIL;
*(double *)arg = wl->scaling_factor;
return VO_TRUE;
}
case VOCTRL_BEGIN_DRAGGING:
begin_dragging(wl);
return VO_TRUE;
case VOCTRL_UPDATE_WINDOW_TITLE:
return update_window_title(wl, (const char *)arg);
case VOCTRL_SET_CURSOR_VISIBILITY:
return set_cursor_visibility_all_seats(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_handle_color(struct vo_wayland_state *wl)
{
if (!wl->vo->target_params)
return;
set_color_management(wl);
}
void vo_wayland_handle_scale(struct vo_wayland_state *wl)
{
wp_viewport_set_destination(wl->viewport, lround(mp_rect_w(wl->geometry) / wl->scaling_factor),
lround(mp_rect_h(wl->geometry) / wl->scaling_factor));
}
bool vo_wayland_valid_format(struct vo_wayland_state *wl, uint32_t drm_format, uint64_t modifier)
{
#if HAVE_DRM
// Tranches are grouped by preference and the first tranche is at the end of
// the list. It doesn't really matter for us since we search everything
// anyways, but might as well start from the most preferred tranche.
struct vo_wayland_tranche *tranche;
wl_list_for_each_reverse(tranche, &wl->tranche_list, link) {
bool supported_compositor_format = false;
struct drm_format *formats = tranche->compositor_formats;
for (int i = 0; i < tranche->num_compositor_formats; ++i) {
if (formats[i].format != drm_format)
continue;
if (modifier == formats[i].modifier && modifier != DRM_FORMAT_MOD_INVALID)
return true;
supported_compositor_format = true;
}
if (supported_compositor_format && tranche->planar_formats) {
for (int i = 0; i < tranche->num_planar_formats; i++) {
if (drm_format == tranche->planar_formats[i])
return true;
}
}
}
#endif
return false;
}
bool vo_wayland_init(struct vo *vo)
{
if (!getenv("WAYLAND_DISPLAY"))
goto err;
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"),
.bounded_width = 0,
.bounded_height = 0,
.refresh_interval = 0,
.scaling = WAYLAND_SCALE_FACTOR,
.wakeup_pipe = {-1, -1},
.display_fd = -1,
.dnd_fd = -1,
.cursor_visible = true,
.opts_cache = m_config_cache_alloc(wl, vo->global, &vo_sub_opts),
};
wl->opts = wl->opts_cache->opts;
wl_list_init(&wl->output_list);
wl_list_init(&wl->seat_list);
wl_list_init(&wl->tranche_list);
if (!wl->display)
goto err;
if (create_input(wl))
goto err;
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->surface) {
MP_FATAL(wl, "Compositor doesn't support %s (ver. 4)\n",
wl_compositor_interface.name);
goto err;
}
if (!wl->wm_base) {
MP_FATAL(wl, "Compositor doesn't support the required %s protocol!\n",
xdg_wm_base_interface.name);
goto err;
}
if (wl_list_empty(&wl->output_list)) {
MP_FATAL(wl, "No outputs found or compositor doesn't support %s (ver. 2)\n",
wl_output_interface.name);
goto err;
}
if (!wl->viewporter) {
MP_FATAL(wl, "Compositor doesn't support the required %s protocol!\n",
wp_viewporter_interface.name);
goto err;
}
/* Can't be initialized during registry due to multi-protocol dependence */
if (create_viewports(wl))
goto err;
if (create_xdg_surface(wl))
goto err;
if (wl->subcompositor) {
wl->osd_subsurface = wl_subcompositor_get_subsurface(wl->subcompositor, wl->osd_surface, wl->video_surface);
wl->video_subsurface = wl_subcompositor_get_subsurface(wl->subcompositor, wl->video_surface, wl->surface);
}
if (!wl->color_manager) {
MP_VERBOSE(wl, "Compositor doesn't support the %s protocol!\n",
xx_color_manager_v4_interface.name);
}
if (wl->content_type_manager) {
wl->content_type = wp_content_type_manager_v1_get_surface_content_type(wl->content_type_manager, wl->surface);
} else {
MP_VERBOSE(wl, "Compositor doesn't support the %s protocol!\n",
wp_content_type_manager_v1_interface.name);
}
if (!wl->single_pixel_manager) {
MP_VERBOSE(wl, "Compositor doesn't support the %s protocol!\n",
wp_single_pixel_buffer_manager_v1_interface.name);
}
if (wl->fractional_scale_manager) {
wl->fractional_scale = wp_fractional_scale_manager_v1_get_fractional_scale(wl->fractional_scale_manager, wl->surface);
wp_fractional_scale_v1_add_listener(wl->fractional_scale, &fractional_scale_listener, wl);
} else {
MP_VERBOSE(wl, "Compositor doesn't support the %s protocol!\n",
wp_fractional_scale_manager_v1_interface.name);
}
#if HAVE_WAYLAND_PROTOCOLS_1_32
if (!wl->cursor_shape_manager) {
MP_VERBOSE(wl, "Compositor doesn't support the %s protocol!\n",
wp_cursor_shape_manager_v1_interface.name);
}
#endif
if (wl->dnd_devman) {
struct vo_wayland_seat *seat;
wl_list_for_each(seat, &wl->seat_list, link) {
seat->dnd_ddev = wl_data_device_manager_get_data_device(wl->dnd_devman, seat->seat);
wl_data_device_add_listener(seat->dnd_ddev, &data_device_listener, seat);
}
} else {
MP_VERBOSE(wl, "Compositor doesn't support the %s (ver. 3) protocol!\n",
wl_data_device_manager_interface.name);
}
if (wl->presentation) {
wl->fback_pool = talloc_zero(wl, struct vo_wayland_feedback_pool);
wl->fback_pool->wl = wl;
wl->fback_pool->len = VO_MAX_SWAPCHAIN_DEPTH;
wl->fback_pool->fback = talloc_zero_array(wl->fback_pool, struct wp_presentation_feedback *,
wl->fback_pool->len);
wl->present = mp_present_initialize(wl, wl->opts, VO_MAX_SWAPCHAIN_DEPTH);
} 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);
zxdg_toplevel_decoration_v1_add_listener(wl->xdg_toplevel_decoration, &decoration_listener, wl);
request_decoration_mode(
wl, wl->opts->border ?
ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE :
ZXDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE);
} else {
wl->opts->border = false;
m_config_cache_write_opt(wl->opts_cache,
&wl->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->display_fd = wl_display_get_fd(wl->display);
update_app_id(wl);
mp_make_wakeup_pipe(wl->wakeup_pipe);
wl->frame_callback = wl_surface_frame(wl->callback_surface);
wl_callback_add_listener(wl->frame_callback, &frame_listener, wl);
wl_surface_commit(wl->surface);
/* Do another roundtrip to ensure all of the above is initialized
* before mpv does anything else. */
wl_display_roundtrip(wl->display);
// Only bind to vo_dmabuf_wayland for now to avoid conflicting with VK_hdr_layer
if (wl->color_manager && wl->supports_parametric && !strcmp(wl->vo->driver->name, "dmabuf-wayland")) {
wl->color_surface = xx_color_manager_v4_get_surface(wl->color_manager, wl->callback_surface);
} else {
MP_VERBOSE(wl, "Compositor does not support parametic image descriptions!\n");
}
return true;
err:
vo_wayland_uninit(vo);
return false;
}
bool vo_wayland_reconfig(struct vo *vo)
{
struct vo_wayland_state *wl = vo->wl;
MP_VERBOSE(wl, "Reconfiguring!\n");
reset_color_management(wl);
if (!wl->current_output) {
wl->current_output = find_output(wl);
if (!wl->current_output)
return false;
set_surface_scaling(wl);
wl->scale_configured = true;
wl->pending_vo_events |= VO_EVENT_DPI;
}
if (wl->opts->auto_window_resize || !wl->geometry_configured)
set_geometry(wl, false);
if (wl->geometry_configured && wl->opts->auto_window_resize)
wl->reconfigured = true;
if (wl->opts->wl_configure_bounds)
set_window_bounds(wl);
if (wl->opts->cursor_passthrough)
set_input_region(wl, true);
if (!wl->geometry_configured || !wl->locked_size)
wl->geometry = wl->window_size;
if (!wl->geometry_configured) {
if (wl->opts->fullscreen)
toggle_fullscreen(wl);
if (wl->opts->window_maximized)
toggle_maximized(wl);
if (wl->opts->window_minimized)
do_minimize(wl);
wl->geometry_configured = true;
}
prepare_resize(wl);
return true;
}
void vo_wayland_set_opaque_region(struct vo_wayland_state *wl, bool alpha)
{
const int32_t width = mp_rect_w(wl->geometry);
const int32_t height = mp_rect_h(wl->geometry);
if (!alpha) {
struct wl_region *region = wl_compositor_create_region(wl->compositor);
wl_region_add(region, 0, 0, width, height);
wl_surface_set_opaque_region(wl->surface, region);
wl_region_destroy(region);
} else {
wl_surface_set_opaque_region(wl->surface, NULL);
}
}
void vo_wayland_uninit(struct vo *vo)
{
struct vo_wayland_state *wl = vo->wl;
if (!wl)
return;
if (wl->dnd_fd != -1)
close(wl->dnd_fd);
free_dnd_data(wl);
mp_input_put_key(wl->vo->input_ctx, MP_INPUT_RELEASE_ALL);
if (wl->compositor)
wl_compositor_destroy(wl->compositor);
if (wl->subcompositor)
wl_subcompositor_destroy(wl->subcompositor);
#if HAVE_WAYLAND_PROTOCOLS_1_32
if (wl->cursor_shape_manager)
wp_cursor_shape_manager_v1_destroy(wl->cursor_shape_manager);
#endif
if (wl->cursor_surface)
wl_surface_destroy(wl->cursor_surface);
if (wl->cursor_theme)
wl_cursor_theme_destroy(wl->cursor_theme);
if (wl->color_manager)
xx_color_manager_v4_destroy(wl->color_manager);
if (wl->color_surface)
xx_color_management_surface_v4_destroy(wl->color_surface);
if (wl->image_creator_params)
xx_image_description_creator_params_v4_destroy(wl->image_creator_params);
if (wl->image_description)
xx_image_description_v4_destroy(wl->image_description);
if (wl->content_type)
wp_content_type_v1_destroy(wl->content_type);
if (wl->content_type_manager)
wp_content_type_manager_v1_destroy(wl->content_type_manager);
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->fback_pool)
clean_feedback_pool(wl->fback_pool);
if (wl->fractional_scale)
wp_fractional_scale_v1_destroy(wl->fractional_scale);
if (wl->fractional_scale_manager)
wp_fractional_scale_manager_v1_destroy(wl->fractional_scale_manager);
if (wl->frame_callback)
wl_callback_destroy(wl->frame_callback);
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->presentation)
wp_presentation_destroy(wl->presentation);
if (wl->registry)
wl_registry_destroy(wl->registry);
if (wl->viewporter)
wp_viewporter_destroy(wl->viewporter);
if (wl->viewport)
wp_viewport_destroy(wl->viewport);
if (wl->cursor_viewport)
wp_viewport_destroy(wl->cursor_viewport);
if (wl->osd_viewport)
wp_viewport_destroy(wl->osd_viewport);
if (wl->video_viewport)
wp_viewport_destroy(wl->video_viewport);
if (wl->dmabuf)
zwp_linux_dmabuf_v1_destroy(wl->dmabuf);
if (wl->dmabuf_feedback)
zwp_linux_dmabuf_feedback_v1_destroy(wl->dmabuf_feedback);
if (wl->shm)
wl_shm_destroy(wl->shm);
if (wl->single_pixel_manager)
wp_single_pixel_buffer_manager_v1_destroy(wl->single_pixel_manager);
if (wl->surface)
wl_surface_destroy(wl->surface);
if (wl->osd_surface)
wl_surface_destroy(wl->osd_surface);
if (wl->osd_subsurface)
wl_subsurface_destroy(wl->osd_subsurface);
if (wl->video_surface)
wl_surface_destroy(wl->video_surface);
if (wl->video_subsurface)
wl_subsurface_destroy(wl->video_subsurface);
if (wl->wm_base)
xdg_wm_base_destroy(wl->wm_base);
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_toplevel_decoration)
zxdg_toplevel_decoration_v1_destroy(wl->xdg_toplevel_decoration);
if (wl->xdg_surface)
xdg_surface_destroy(wl->xdg_surface);
if (wl->xkb_context)
xkb_context_unref(wl->xkb_context);
struct vo_wayland_output *output, *output_tmp;
wl_list_for_each_safe(output, output_tmp, &wl->output_list, link)
remove_output(output);
struct vo_wayland_seat *seat, *seat_tmp;
wl_list_for_each_safe(seat, seat_tmp, &wl->seat_list, link)
remove_seat(seat);
if (wl->display)
wl_display_disconnect(wl->display);
munmap(wl->compositor_format_map, wl->compositor_format_size);
for (int n = 0; n < 2; n++)
close(wl->wakeup_pipe[n]);
talloc_free(wl);
vo->wl = NULL;
}
void vo_wayland_wait_frame(struct vo_wayland_state *wl)
{
int64_t vblank_time = 0;
/* We need some vblank interval to use for the timeout in
* this function. The order of preference of values to use is:
* 1. vsync duration from presentation time
* 2. refresh interval reported by presentation time
* 3. refresh rate of the output reported by the compositor
* 4. make up crap if vblank_time is still <= 0 (better than nothing) */
if (wl->use_present && wl->present->head)
vblank_time = wl->present->head->vsync_duration;
if (vblank_time <= 0 && wl->refresh_interval > 0)
vblank_time = wl->refresh_interval;
if (vblank_time <= 0 && wl->current_output->refresh_rate > 0)
vblank_time = 1e9 / wl->current_output->refresh_rate;
// Ideally you should never reach this point.
if (vblank_time <= 0)
vblank_time = 1e9 / 60;
// Completely arbitrary amount of additional time to wait.
vblank_time += 0.05 * vblank_time;
int64_t finish_time = mp_time_ns() + vblank_time;
while (wl->frame_wait && finish_time > mp_time_ns()) {
int64_t poll_time = finish_time - mp_time_ns();
if (poll_time < 0) {
poll_time = 0;
}
wayland_dispatch_events(wl, 1, poll_time);
}
/* If the compositor does not have presentation time, we cannot be sure
* that this wait is accurate. Do a hacky block with wl_display_roundtrip. */
if (!wl->use_present && !wl_display_get_error(wl->display))
wl_display_roundtrip(wl->display);
/* Only use this heuristic if the compositor doesn't support the suspended state. */
if (wl->frame_wait && xdg_toplevel_get_version(wl->xdg_toplevel) < 6) {
// Only consider consecutive missed callbacks.
if (wl->timeout_count > 1) {
wl->hidden = true;
return;
} else {
wl->timeout_count += 1;
return;
}
}
wl->timeout_count = 0;
}
void vo_wayland_wait_events(struct vo *vo, int64_t until_time_ns)
{
struct vo_wayland_state *wl = vo->wl;
int64_t wait_ns = until_time_ns - mp_time_ns();
int64_t timeout_ns = MPCLAMP(wait_ns, 0, MP_TIME_S_TO_NS(10));
wayland_dispatch_events(wl, 2, timeout_ns);
}
void vo_wayland_wakeup(struct vo *vo)
{
struct vo_wayland_state *wl = vo->wl;
(void)write(wl->wakeup_pipe[1], &(char){0}, 1);
}
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