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mpv/mpvcore/input/input.c

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/*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <stdbool.h>
#include <unistd.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <fcntl.h>
#include <ctype.h>
#include <assert.h>
#include <libavutil/avstring.h>
#include <libavutil/common.h>
#include "osdep/io.h"
#include "osdep/getch2.h"
#include "input.h"
#include "keycodes.h"
#include "osdep/timer.h"
#include "mpvcore/mp_msg.h"
#include "mpvcore/m_config.h"
#include "mpvcore/m_option.h"
#include "mpvcore/path.h"
#include "talloc.h"
#include "mpvcore/options.h"
#include "mpvcore/bstr.h"
#include "stream/stream.h"
#include "mpvcore/mp_common.h"
#include "joystick.h"
#ifdef CONFIG_LIRC
#include "lirc.h"
#endif
#ifdef CONFIG_LIRCC
#include <lirc/lircc.h>
#endif
#ifdef CONFIG_COCOA
#include "osdep/macosx_events.h"
#endif
#define MP_MAX_KEY_DOWN 4
struct cmd_bind {
int keys[MP_MAX_KEY_DOWN];
int num_keys;
char *cmd;
char *location; // filename/line number of definition
bool is_builtin;
struct cmd_bind_section *owner;
};
struct key_name {
int key;
char *name;
};
/* This array defines all known commands.
* The first field is an id used to recognize the command.
* The second is the command name used in slave mode and input.conf.
* Then comes the definition of each argument, first mandatory arguments
* (ARG_INT, ARG_FLOAT, ARG_STRING) if any, then optional arguments
* (OARG_INT(default), etc) if any. The command will be given the default
* argument value if the user didn't give enough arguments to specify it.
* A command can take a maximum of MP_CMD_MAX_ARGS arguments (10).
*/
#define ARG_INT { .type = {"", NULL, &m_option_type_int} }
#define ARG_FLOAT { .type = {"", NULL, &m_option_type_float} }
#define ARG_DOUBLE { .type = {"", NULL, &m_option_type_double} }
#define ARG_STRING { .type = {"", NULL, &m_option_type_string} }
#define ARG_CHOICE(c) { .type = {"", NULL, &m_option_type_choice, \
M_CHOICES(c)} }
#define ARG_TIME { .type = {"", NULL, &m_option_type_time} }
#define OARG_DOUBLE(def) { .type = {"", NULL, &m_option_type_double}, \
.optional = true, .v.d = def }
#define OARG_INT(def) { .type = {"", NULL, &m_option_type_int}, \
.optional = true, .v.i = def }
#define OARG_CHOICE(def, c) { .type = {"", NULL, &m_option_type_choice, \
M_CHOICES(c)}, \
.optional = true, .v.i = def }
static int parse_cycle_dir(const struct m_option *opt, struct bstr name,
struct bstr param, void *dst);
static const struct m_option_type m_option_type_cycle_dir = {
.name = "up|down",
.parse = parse_cycle_dir,
};
static const mp_cmd_t mp_cmds[] = {
{ MP_CMD_IGNORE, "ignore", },
{ MP_CMD_RADIO_STEP_CHANNEL, "radio_step_channel", { ARG_INT } },
{ MP_CMD_RADIO_SET_CHANNEL, "radio_set_channel", { ARG_STRING } },
{ MP_CMD_RADIO_SET_FREQ, "radio_set_freq", { ARG_FLOAT } },
{ MP_CMD_RADIO_STEP_FREQ, "radio_step_freq", {ARG_FLOAT } },
{ MP_CMD_SEEK, "seek", {
ARG_TIME,
OARG_CHOICE(0, ({"relative", 0}, {"0", 0},
{"absolute-percent", 1}, {"1", 1},
{"absolute", 2}, {"2", 2})),
OARG_CHOICE(0, ({"default-precise", 0}, {"0", 0},
{"exact", 1}, {"1", 1},
{"keyframes", -1}, {"-1", -1})),
}},
{ MP_CMD_SPEED_MULT, "speed_mult", { ARG_DOUBLE } },
{ MP_CMD_QUIT, "quit", { OARG_INT(0) } },
{ MP_CMD_QUIT_WATCH_LATER, "quit_watch_later", },
{ MP_CMD_STOP, "stop", },
{ MP_CMD_FRAME_STEP, "frame_step", },
{ MP_CMD_FRAME_BACK_STEP, "frame_back_step", },
{ MP_CMD_PLAYLIST_NEXT, "playlist_next", {
OARG_CHOICE(0, ({"weak", 0}, {"0", 0},
{"force", 1}, {"1", 1})),
}},
{ MP_CMD_PLAYLIST_PREV, "playlist_prev", {
OARG_CHOICE(0, ({"weak", 0}, {"0", 0},
{"force", 1}, {"1", 1})),
}},
{ MP_CMD_SUB_STEP, "sub_step", { ARG_INT } },
{ MP_CMD_OSD, "osd", { OARG_INT(-1) } },
{ MP_CMD_PRINT_TEXT, "print_text", { ARG_STRING } },
{ MP_CMD_SHOW_TEXT, "show_text", { ARG_STRING, OARG_INT(-1), OARG_INT(0) } },
{ MP_CMD_SHOW_PROGRESS, "show_progress", },
{ MP_CMD_SUB_ADD, "sub_add", { ARG_STRING } },
{ MP_CMD_SUB_REMOVE, "sub_remove", { OARG_INT(-1) } },
{ MP_CMD_SUB_RELOAD, "sub_reload", { OARG_INT(-1) } },
{ MP_CMD_TV_START_SCAN, "tv_start_scan", },
{ MP_CMD_TV_STEP_CHANNEL, "tv_step_channel", { ARG_INT } },
{ MP_CMD_TV_STEP_NORM, "tv_step_norm", },
{ MP_CMD_TV_STEP_CHANNEL_LIST, "tv_step_chanlist", },
{ MP_CMD_TV_SET_CHANNEL, "tv_set_channel", { ARG_STRING } },
{ MP_CMD_TV_LAST_CHANNEL, "tv_last_channel", },
{ MP_CMD_TV_SET_FREQ, "tv_set_freq", { ARG_FLOAT } },
{ MP_CMD_TV_STEP_FREQ, "tv_step_freq", { ARG_FLOAT } },
{ MP_CMD_TV_SET_NORM, "tv_set_norm", { ARG_STRING } },
{ MP_CMD_DVB_SET_CHANNEL, "dvb_set_channel", { ARG_INT, ARG_INT } },
{ MP_CMD_SCREENSHOT, "screenshot", {
OARG_CHOICE(2, ({"video", 0},
{"window", 1},
{"subtitles", 2})),
OARG_CHOICE(0, ({"single", 0},
{"each-frame", 1})),
}},
{ MP_CMD_SCREENSHOT_TO_FILE, "screenshot_to_file", {
ARG_STRING,
OARG_CHOICE(2, ({"video", 0},
{"window", 1},
{"subtitles", 2})),
}},
{ MP_CMD_LOADFILE, "loadfile", {
ARG_STRING,
OARG_CHOICE(0, ({"replace", 0}, {"0", 0},
{"append", 1}, {"1", 1})),
}},
{ MP_CMD_LOADLIST, "loadlist", {
ARG_STRING,
OARG_CHOICE(0, ({"replace", 0}, {"0", 0},
{"append", 1}, {"1", 1})),
}},
{ MP_CMD_PLAYLIST_CLEAR, "playlist_clear", },
{ MP_CMD_PLAYLIST_REMOVE, "playlist_remove", { ARG_INT } },
{ MP_CMD_PLAYLIST_MOVE, "playlist_move", { ARG_INT, ARG_INT } },
{ MP_CMD_RUN, "run", { ARG_STRING } },
{ MP_CMD_KEYDOWN_EVENTS, "key_down_event", { ARG_INT } },
{ MP_CMD_SET, "set", { ARG_STRING, ARG_STRING } },
{ MP_CMD_GET_PROPERTY, "get_property", { ARG_STRING } },
{ MP_CMD_ADD, "add", { ARG_STRING, OARG_DOUBLE(0) } },
{ MP_CMD_CYCLE, "cycle", {
ARG_STRING,
{ .type = {"", NULL, &m_option_type_cycle_dir},
.optional = true,
.v.d = 1 },
}},
{ MP_CMD_ENABLE_INPUT_SECTION, "enable_section", {
ARG_STRING,
OARG_CHOICE(0, ({"default", 0},
{"exclusive", 1})),
}},
{ MP_CMD_DISABLE_INPUT_SECTION, "disable_section", { ARG_STRING } },
{ MP_CMD_AF, "af", { ARG_STRING, ARG_STRING } },
{ MP_CMD_VF, "vf", { ARG_STRING, ARG_STRING } },
{ MP_CMD_VO_CMDLINE, "vo_cmdline", { ARG_STRING } },
{0}
};
// Map legacy commands to proper commands
struct legacy_cmd {
const char *old, *new;
};
static const struct legacy_cmd legacy_cmds[] = {
{"loop", "cycle loop"},
{"seek_chapter", "add chapter"},
{"switch_angle", "cycle angle"},
{"pause", "cycle pause"},
{"volume", "add volume"},
{"mute", "cycle mute"},
{"audio_delay", "add audio-delay"},
{"switch_audio", "cycle audio"},
{"balance", "add balance"},
{"vo_fullscreen", "cycle fullscreen"},
{"panscan", "add panscan"},
{"vo_ontop", "cycle ontop"},
{"vo_border", "cycle border"},
{"frame_drop", "cycle framedrop"},
{"gamma", "add gamma"},
{"brightness", "add brightness"},
{"contrast", "add contrast"},
{"saturation", "add saturation"},
{"hue", "add hue"},
{"switch_vsync", "cycle vsync"},
{"sub_load", "sub_add"},
{"sub_select", "cycle sub"},
{"sub_pos", "add sub-pos"},
{"sub_delay", "add sub-delay"},
{"sub_visibility", "cycle sub-visibility"},
{"forced_subs_only", "cycle sub-forced-only"},
{"sub_scale", "add sub-scale"},
{"ass_use_margins", "cycle ass-use-margins"},
{"tv_set_brightness", "add tv-brightness"},
{"tv_set_hue", "add tv-hue"},
{"tv_set_saturation", "add tv-saturation"},
{"tv_set_contrast", "add tv-contrast"},
{"step_property_osd", "cycle"},
{"step_property", "no-osd cycle"},
{"set_property", "no-osd set"},
{"set_property_osd", "set"},
{"speed_set", "set speed"},
{"osd_show_text", "show_text"},
{"osd_show_property_text", "show_text"},
{"osd_show_progression", "show_progress"},
{"show_chapters_osd", "show_text ${chapter-list}"},
{"!show_chapters", "show_text ${chapter-list}"},
{"show_tracks_osd", "show_text ${track-list}"},
{"!show_tracks", "show_text ${track-list}"},
{"!show_playlist", "show_text ${playlist}"},
// Approximate (can fail if user added additional whitespace)
{"pt_step 1", "playlist_next"},
{"pt_step -1", "playlist_prev"},
// Switch_ratio without argument resets aspect ratio
{"switch_ratio ", "set aspect "},
{"switch_ratio", "set aspect 0"},
{0}
};
/// The names of the keys as used in input.conf
/// If you add some new keys, you also need to add them here
static const struct key_name key_names[] = {
{ ' ', "SPACE" },
{ '#', "SHARP" },
{ MP_KEY_ENTER, "ENTER" },
{ MP_KEY_TAB, "TAB" },
{ MP_KEY_BACKSPACE, "BS" },
{ MP_KEY_DELETE, "DEL" },
{ MP_KEY_INSERT, "INS" },
{ MP_KEY_HOME, "HOME" },
{ MP_KEY_END, "END" },
{ MP_KEY_PAGE_UP, "PGUP" },
{ MP_KEY_PAGE_DOWN, "PGDWN" },
{ MP_KEY_ESC, "ESC" },
{ MP_KEY_PRINT, "PRINT" },
{ MP_KEY_RIGHT, "RIGHT" },
{ MP_KEY_LEFT, "LEFT" },
{ MP_KEY_DOWN, "DOWN" },
{ MP_KEY_UP, "UP" },
{ MP_KEY_F+1, "F1" },
{ MP_KEY_F+2, "F2" },
{ MP_KEY_F+3, "F3" },
{ MP_KEY_F+4, "F4" },
{ MP_KEY_F+5, "F5" },
{ MP_KEY_F+6, "F6" },
{ MP_KEY_F+7, "F7" },
{ MP_KEY_F+8, "F8" },
{ MP_KEY_F+9, "F9" },
{ MP_KEY_F+10, "F10" },
{ MP_KEY_F+11, "F11" },
{ MP_KEY_F+12, "F12" },
{ MP_KEY_KP0, "KP0" },
{ MP_KEY_KP1, "KP1" },
{ MP_KEY_KP2, "KP2" },
{ MP_KEY_KP3, "KP3" },
{ MP_KEY_KP4, "KP4" },
{ MP_KEY_KP5, "KP5" },
{ MP_KEY_KP6, "KP6" },
{ MP_KEY_KP7, "KP7" },
{ MP_KEY_KP8, "KP8" },
{ MP_KEY_KP9, "KP9" },
{ MP_KEY_KPDEL, "KP_DEL" },
{ MP_KEY_KPDEC, "KP_DEC" },
{ MP_KEY_KPINS, "KP_INS" },
{ MP_KEY_KPENTER, "KP_ENTER" },
{ MP_MOUSE_BTN0, "MOUSE_BTN0" },
{ MP_MOUSE_BTN1, "MOUSE_BTN1" },
{ MP_MOUSE_BTN2, "MOUSE_BTN2" },
{ MP_MOUSE_BTN3, "MOUSE_BTN3" },
{ MP_MOUSE_BTN4, "MOUSE_BTN4" },
{ MP_MOUSE_BTN5, "MOUSE_BTN5" },
{ MP_MOUSE_BTN6, "MOUSE_BTN6" },
{ MP_MOUSE_BTN7, "MOUSE_BTN7" },
{ MP_MOUSE_BTN8, "MOUSE_BTN8" },
{ MP_MOUSE_BTN9, "MOUSE_BTN9" },
{ MP_MOUSE_BTN10, "MOUSE_BTN10" },
{ MP_MOUSE_BTN11, "MOUSE_BTN11" },
{ MP_MOUSE_BTN12, "MOUSE_BTN12" },
{ MP_MOUSE_BTN13, "MOUSE_BTN13" },
{ MP_MOUSE_BTN14, "MOUSE_BTN14" },
{ MP_MOUSE_BTN15, "MOUSE_BTN15" },
{ MP_MOUSE_BTN16, "MOUSE_BTN16" },
{ MP_MOUSE_BTN17, "MOUSE_BTN17" },
{ MP_MOUSE_BTN18, "MOUSE_BTN18" },
{ MP_MOUSE_BTN19, "MOUSE_BTN19" },
{ MP_MOUSE_BTN0_DBL, "MOUSE_BTN0_DBL" },
{ MP_MOUSE_BTN1_DBL, "MOUSE_BTN1_DBL" },
{ MP_MOUSE_BTN2_DBL, "MOUSE_BTN2_DBL" },
{ MP_MOUSE_BTN3_DBL, "MOUSE_BTN3_DBL" },
{ MP_MOUSE_BTN4_DBL, "MOUSE_BTN4_DBL" },
{ MP_MOUSE_BTN5_DBL, "MOUSE_BTN5_DBL" },
{ MP_MOUSE_BTN6_DBL, "MOUSE_BTN6_DBL" },
{ MP_MOUSE_BTN7_DBL, "MOUSE_BTN7_DBL" },
{ MP_MOUSE_BTN8_DBL, "MOUSE_BTN8_DBL" },
{ MP_MOUSE_BTN9_DBL, "MOUSE_BTN9_DBL" },
{ MP_MOUSE_BTN10_DBL, "MOUSE_BTN10_DBL" },
{ MP_MOUSE_BTN11_DBL, "MOUSE_BTN11_DBL" },
{ MP_MOUSE_BTN12_DBL, "MOUSE_BTN12_DBL" },
{ MP_MOUSE_BTN13_DBL, "MOUSE_BTN13_DBL" },
{ MP_MOUSE_BTN14_DBL, "MOUSE_BTN14_DBL" },
{ MP_MOUSE_BTN15_DBL, "MOUSE_BTN15_DBL" },
{ MP_MOUSE_BTN16_DBL, "MOUSE_BTN16_DBL" },
{ MP_MOUSE_BTN17_DBL, "MOUSE_BTN17_DBL" },
{ MP_MOUSE_BTN18_DBL, "MOUSE_BTN18_DBL" },
{ MP_MOUSE_BTN19_DBL, "MOUSE_BTN19_DBL" },
{ MP_JOY_AXIS1_MINUS, "JOY_UP" },
{ MP_JOY_AXIS1_PLUS, "JOY_DOWN" },
{ MP_JOY_AXIS0_MINUS, "JOY_LEFT" },
{ MP_JOY_AXIS0_PLUS, "JOY_RIGHT" },
{ MP_JOY_AXIS0_PLUS, "JOY_AXIS0_PLUS" },
{ MP_JOY_AXIS0_MINUS, "JOY_AXIS0_MINUS" },
{ MP_JOY_AXIS1_PLUS, "JOY_AXIS1_PLUS" },
{ MP_JOY_AXIS1_MINUS, "JOY_AXIS1_MINUS" },
{ MP_JOY_AXIS2_PLUS, "JOY_AXIS2_PLUS" },
{ MP_JOY_AXIS2_MINUS, "JOY_AXIS2_MINUS" },
{ MP_JOY_AXIS3_PLUS, "JOY_AXIS3_PLUS" },
{ MP_JOY_AXIS3_MINUS, "JOY_AXIS3_MINUS" },
{ MP_JOY_AXIS4_PLUS, "JOY_AXIS4_PLUS" },
{ MP_JOY_AXIS4_MINUS, "JOY_AXIS4_MINUS" },
{ MP_JOY_AXIS5_PLUS, "JOY_AXIS5_PLUS" },
{ MP_JOY_AXIS5_MINUS, "JOY_AXIS5_MINUS" },
{ MP_JOY_AXIS6_PLUS, "JOY_AXIS6_PLUS" },
{ MP_JOY_AXIS6_MINUS, "JOY_AXIS6_MINUS" },
{ MP_JOY_AXIS7_PLUS, "JOY_AXIS7_PLUS" },
{ MP_JOY_AXIS7_MINUS, "JOY_AXIS7_MINUS" },
{ MP_JOY_AXIS8_PLUS, "JOY_AXIS8_PLUS" },
{ MP_JOY_AXIS8_MINUS, "JOY_AXIS8_MINUS" },
{ MP_JOY_AXIS9_PLUS, "JOY_AXIS9_PLUS" },
{ MP_JOY_AXIS9_MINUS, "JOY_AXIS9_MINUS" },
{ MP_JOY_BTN0, "JOY_BTN0" },
{ MP_JOY_BTN1, "JOY_BTN1" },
{ MP_JOY_BTN2, "JOY_BTN2" },
{ MP_JOY_BTN3, "JOY_BTN3" },
{ MP_JOY_BTN4, "JOY_BTN4" },
{ MP_JOY_BTN5, "JOY_BTN5" },
{ MP_JOY_BTN6, "JOY_BTN6" },
{ MP_JOY_BTN7, "JOY_BTN7" },
{ MP_JOY_BTN8, "JOY_BTN8" },
{ MP_JOY_BTN9, "JOY_BTN9" },
{ MP_AR_PLAY, "AR_PLAY" },
{ MP_AR_PLAY_HOLD, "AR_PLAY_HOLD" },
{ MP_AR_CENTER, "AR_CENTER" },
{ MP_AR_CENTER_HOLD, "AR_CENTER_HOLD" },
{ MP_AR_NEXT, "AR_NEXT" },
{ MP_AR_NEXT_HOLD, "AR_NEXT_HOLD" },
{ MP_AR_PREV, "AR_PREV" },
{ MP_AR_PREV_HOLD, "AR_PREV_HOLD" },
{ MP_AR_MENU, "AR_MENU" },
{ MP_AR_MENU_HOLD, "AR_MENU_HOLD" },
{ MP_AR_VUP, "AR_VUP" },
{ MP_AR_VUP_HOLD, "AR_VUP_HOLD" },
{ MP_AR_VDOWN, "AR_VDOWN" },
{ MP_AR_VDOWN_HOLD, "AR_VDOWN_HOLD" },
{ MP_MK_PLAY, "MK_PLAY" },
{ MP_MK_PREV, "MK_PREV" },
{ MP_MK_NEXT, "MK_NEXT" },
{ MP_AXIS_UP, "AXIS_UP" },
{ MP_AXIS_DOWN, "AXIS_DOWN" },
{ MP_AXIS_LEFT, "AXIS_LEFT" },
{ MP_AXIS_RIGHT, "AXIS_RIGHT" },
{ MP_KEY_POWER, "POWER" },
{ MP_KEY_MENU, "MENU" },
{ MP_KEY_PLAY, "PLAY" },
{ MP_KEY_PAUSE, "PAUSE" },
{ MP_KEY_PLAYPAUSE, "PLAYPAUSE" },
{ MP_KEY_STOP, "STOP" },
{ MP_KEY_FORWARD, "FORWARD" },
{ MP_KEY_REWIND, "REWIND" },
{ MP_KEY_NEXT, "NEXT" },
{ MP_KEY_PREV, "PREV" },
{ MP_KEY_VOLUME_UP, "VOLUME_UP" },
{ MP_KEY_VOLUME_DOWN, "VOLUME_DOWN" },
{ MP_KEY_MUTE, "MUTE" },
// These are kept for backward compatibility
{ MP_KEY_PAUSE, "XF86_PAUSE" },
{ MP_KEY_STOP, "XF86_STOP" },
{ MP_KEY_PREV, "XF86_PREV" },
{ MP_KEY_NEXT, "XF86_NEXT" },
{ MP_KEY_CLOSE_WIN, "CLOSE_WIN" },
{ MP_KEY_MOUSE_MOVE, "MOUSE_MOVE" },
{ MP_KEY_MOUSE_LEAVE, "MOUSE_LEAVE" },
{ 0, NULL }
};
struct key_name modifier_names[] = {
{ MP_KEY_MODIFIER_SHIFT, "Shift" },
{ MP_KEY_MODIFIER_CTRL, "Ctrl" },
{ MP_KEY_MODIFIER_ALT, "Alt" },
{ MP_KEY_MODIFIER_META, "Meta" },
{ 0 }
};
#define MP_MAX_FDS 10
struct input_fd {
int fd;
int (*read_key)(void *ctx, int fd);
int (*read_cmd)(int fd, char *dest, int size);
int (*close_func)(int fd);
void *ctx;
unsigned eof : 1;
unsigned drop : 1;
unsigned dead : 1;
unsigned got_cmd : 1;
unsigned select : 1;
// These fields are for the cmd fds.
char *buffer;
int pos, size;
};
struct cmd_bind_section {
struct cmd_bind *binds;
int num_binds;
char *section;
struct mp_rect mouse_area; // set at runtime, if at all
bool mouse_area_set; // mouse_area is valid and should be tested
struct cmd_bind_section *next;
};
#define MAX_ACTIVE_SECTIONS 5
struct active_section {
char *name;
int flags;
};
struct cmd_queue {
struct mp_cmd *first;
};
struct input_ctx {
bool using_ar;
bool using_cocoa_media_keys;
// Autorepeat stuff
short ar_state;
int64_t last_ar;
// Autorepeat config
unsigned int ar_delay;
unsigned int ar_rate;
// Maximum number of queued commands from keypresses (limit to avoid
// repeated slow commands piling up)
int key_fifo_size;
// these are the keys currently down
int key_down[MP_MAX_KEY_DOWN];
unsigned int num_key_down;
int64_t last_key_down;
struct mp_cmd *current_down_cmd;
int doubleclick_time;
int last_doubleclick_key_down;
double last_doubleclick_time;
// Mouse position on the consumer side (as command.c sees it)
int mouse_x, mouse_y;
char *mouse_section; // last section to receive mouse event
// Mouse position on the producer side (as the VO sees it)
// Unlike mouse_x/y, this can be used to resolve mouse click bindings.
int mouse_vo_x, mouse_vo_y;
bool test;
bool default_bindings;
// List of command binding sections
struct cmd_bind_section *cmd_bind_sections;
// List currently active command sections
struct active_section active_sections[MAX_ACTIVE_SECTIONS];
int num_active_sections;
// Used to track whether we managed to read something while checking
// events sources. If yes, the sources may have more queued.
bool got_new_events;
unsigned int mouse_event_counter;
struct input_fd fds[MP_MAX_FDS];
unsigned int num_fds;
struct cmd_queue key_cmd_queue;
struct cmd_queue control_cmd_queue;
int wakeup_pipe[2];
};
int async_quit_request;
static int print_key_list(m_option_t *cfg, char *optname, char *optparam);
static int print_cmd_list(m_option_t *cfg, char *optname, char *optparam);
#define OPT_BASE_STRUCT struct MPOpts
// Our command line options
static const m_option_t input_config[] = {
OPT_STRING("conf", input.config_file, CONF_GLOBAL),
OPT_INT("ar-delay", input.ar_delay, CONF_GLOBAL),
OPT_INT("ar-rate", input.ar_rate, CONF_GLOBAL),
{ "keylist", print_key_list, CONF_TYPE_PRINT_FUNC, CONF_GLOBAL | CONF_NOCFG },
{ "cmdlist", print_cmd_list, CONF_TYPE_PRINT_FUNC, CONF_GLOBAL | CONF_NOCFG },
OPT_STRING("js-dev", input.js_dev, CONF_GLOBAL),
OPT_STRING("file", input.in_file, CONF_GLOBAL),
OPT_FLAG("default-bindings", input.default_bindings, CONF_GLOBAL),
OPT_FLAG("test", input.test, CONF_GLOBAL),
{ NULL, NULL, 0, 0, 0, 0, NULL}
};
const m_option_t mp_input_opts[] = {
{ "input", (void *)&input_config, CONF_TYPE_SUBCONFIG, 0, 0, 0, NULL},
OPT_INTRANGE("doubleclick-time", input.doubleclick_time, 0, 0, 1000),
OPT_FLAG("joystick", input.use_joystick, CONF_GLOBAL),
OPT_FLAG("lirc", input.use_lirc, CONF_GLOBAL),
OPT_FLAG("lircc", input.use_lircc, CONF_GLOBAL),
#ifdef CONFIG_COCOA
OPT_FLAG("ar", input.use_ar, CONF_GLOBAL),
OPT_FLAG("media-keys", input.use_media_keys, CONF_GLOBAL),
#endif
{ NULL, NULL, 0, 0, 0, 0, NULL}
};
static int default_cmd_func(int fd, char *buf, int l);
static const char builtin_input_conf[] =
#include "mpvcore/input/input_conf.h"
;
static bool test_rect(struct mp_rect *rc, int x, int y)
{
return x >= rc->x0 && y >= rc->y0 && x < rc->x1 && y < rc->y1;
}
static char *get_key_name(int key, char *ret)
{
for (int i = 0; modifier_names[i].name; i++) {
if (modifier_names[i].key & key) {
ret = talloc_asprintf_append_buffer(ret, "%s+",
modifier_names[i].name);
key -= modifier_names[i].key;
}
}
for (int i = 0; key_names[i].name != NULL; i++) {
if (key_names[i].key == key)
return talloc_asprintf_append_buffer(ret, "%s", key_names[i].name);
}
// printable, and valid unicode range
if (key >= 32 && key <= 0x10FFFF)
return mp_append_utf8_buffer(ret, key);
// Print the hex key code
return talloc_asprintf_append_buffer(ret, "%#-8x", key);
}
static char *get_key_combo_name(int *keys, int max)
{
char *ret = talloc_strdup(NULL, "");
while (max > 0) {
ret = get_key_name(*keys, ret);
if (--max && *++keys)
ret = talloc_asprintf_append_buffer(ret, "-");
else
break;
}
return ret;
}
bool mp_input_is_abort_cmd(int cmd_id)
{
switch (cmd_id) {
case MP_CMD_QUIT:
case MP_CMD_PLAYLIST_NEXT:
case MP_CMD_PLAYLIST_PREV:
return true;
}
return false;
}
static int queue_count_cmds(struct cmd_queue *queue)
{
int res = 0;
for (struct mp_cmd *cmd = queue->first; cmd; cmd = cmd->queue_next)
res++;
return res;
}
static bool queue_has_abort_cmds(struct cmd_queue *queue)
{
for (struct mp_cmd *cmd = queue->first; cmd; cmd = cmd->queue_next) {
if (mp_input_is_abort_cmd(cmd->id))
return true;
}
return false;
}
static void queue_remove(struct cmd_queue *queue, struct mp_cmd *cmd)
{
struct mp_cmd **p_prev = &queue->first;
while (*p_prev != cmd) {
p_prev = &(*p_prev)->queue_next;
}
// if this fails, cmd was not in the queue
assert(*p_prev == cmd);
*p_prev = cmd->queue_next;
}
static void queue_add(struct cmd_queue *queue, struct mp_cmd *cmd,
bool at_head)
{
if (at_head) {
cmd->queue_next = queue->first;
queue->first = cmd;
} else {
struct mp_cmd **p_prev = &queue->first;
while (*p_prev)
p_prev = &(*p_prev)->queue_next;
*p_prev = cmd;
cmd->queue_next = NULL;
}
}
static struct input_fd *mp_input_add_fd(struct input_ctx *ictx)
{
if (ictx->num_fds == MP_MAX_FDS) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Too many file descriptors.\n");
return NULL;
}
struct input_fd *fd = &ictx->fds[ictx->num_fds];
*fd = (struct input_fd){
.fd = -1,
};
ictx->num_fds++;
return fd;
}
int mp_input_add_cmd_fd(struct input_ctx *ictx, int unix_fd, int select,
int read_func(int fd, char *dest, int size),
int close_func(int fd))
{
if (select && unix_fd < 0) {
mp_msg(MSGT_INPUT, MSGL_ERR,
"Invalid fd %d in mp_input_add_cmd_fd", unix_fd);
return 0;
}
struct input_fd *fd = mp_input_add_fd(ictx);
if (!fd)
return 0;
fd->fd = unix_fd;
fd->select = select;
fd->read_cmd = read_func ? read_func : default_cmd_func;
fd->close_func = close_func;
return 1;
}
int mp_input_add_key_fd(struct input_ctx *ictx, int unix_fd, int select,
int read_func(void *ctx, int fd),
int close_func(int fd), void *ctx)
{
if (select && unix_fd < 0) {
mp_msg(MSGT_INPUT, MSGL_ERR,
"Invalid fd %d in mp_input_add_key_fd", unix_fd);
return 0;
}
assert(read_func);
struct input_fd *fd = mp_input_add_fd(ictx);
if (!fd)
return 0;
fd->fd = unix_fd;
fd->select = select;
fd->read_key = read_func;
fd->close_func = close_func;
fd->ctx = ctx;
return 1;
}
static void mp_input_rm_fd(struct input_ctx *ictx, int fd)
{
struct input_fd *fds = ictx->fds;
unsigned int i;
for (i = 0; i < ictx->num_fds; i++) {
if (fds[i].fd == fd)
break;
}
if (i == ictx->num_fds)
return;
if (fds[i].close_func)
fds[i].close_func(fds[i].fd);
talloc_free(fds[i].buffer);
if (i + 1 < ictx->num_fds)
memmove(&fds[i], &fds[i + 1],
(ictx->num_fds - i - 1) * sizeof(struct input_fd));
ictx->num_fds--;
}
void mp_input_rm_key_fd(struct input_ctx *ictx, int fd)
{
mp_input_rm_fd(ictx, fd);
}
static int parse_cycle_dir(const struct m_option *opt, struct bstr name,
struct bstr param, void *dst)
{
double val;
if (bstrcmp0(param, "up") == 0) {
val = +1;
} else if (bstrcmp0(param, "down") == 0) {
val = -1;
} else {
return m_option_type_double.parse(opt, name, param, dst);
}
*(double *)dst = val;
return 1;
}
static bool read_token(bstr str, bstr *out_rest, bstr *out_token)
{
bstr t = bstr_lstrip(str);
int next = bstrcspn(t, WHITESPACE "#");
// Handle comments
if (t.len && t.start[next] == '#')
t = bstr_splice(t, 0, next);
if (!t.len)
return false;
*out_token = bstr_splice(t, 0, next);
*out_rest = bstr_cut(t, next);
return true;
}
static bool eat_token(bstr *str, const char *tok)
{
bstr rest, token;
if (read_token(*str, &rest, &token) && bstrcmp0(token, tok) == 0) {
*str = rest;
return true;
}
return false;
}
static bool read_escaped_string(void *talloc_ctx, bstr *str, bstr *literal)
{
bstr t = *str;
char *new = talloc_strdup(talloc_ctx, "");
while (t.len) {
if (t.start[0] == '"')
break;
if (t.start[0] == '\\') {
t = bstr_cut(t, 1);
if (!mp_parse_escape(&t, &new))
goto error;
} else {
new = talloc_strndup_append_buffer(new, t.start, 1);
t = bstr_cut(t, 1);
}
}
int len = str->len - t.len;
*literal = new ? bstr0(new) : bstr_splice(*str, 0, len);
*str = bstr_cut(*str, len);
return true;
error:
talloc_free(new);
return false;
}
// If dest is non-NULL when calling this function, append the command to the
// list formed by dest->queue_next, otherwise just set *dest = new_cmd;
static int parse_cmd(struct mp_cmd **dest, bstr str, const char *loc)
{
int pausing = 0;
int on_osd = MP_ON_OSD_AUTO;
bool raw_args = false;
struct mp_cmd *cmd = NULL;
bstr start = str;
bstr next = {0};
void *tmp = talloc_new(NULL);
str = bstr_lstrip(str);
for (const struct legacy_cmd *entry = legacy_cmds; entry->old; entry++) {
bstr old = bstr0(entry->old);
bool silent = bstr_eatstart0(&old, "!");
if (bstrcasecmp(bstr_splice(str, 0, old.len), old) == 0) {
if (!silent) {
mp_tmsg(MSGT_INPUT, MSGL_WARN, "Warning: command '%.*s' is "
"deprecated, replaced with '%s' at %s.\n",
BSTR_P(old), entry->new, loc);
}
bstr s = bstr_cut(str, old.len);
str = bstr0(talloc_asprintf(tmp, "%s%.*s", entry->new, BSTR_P(s)));
start = str;
break;
}
}
while (1) {
if (eat_token(&str, "pausing")) {
pausing = 1;
} else if (eat_token(&str, "pausing_keep")) {
pausing = 2;
} else if (eat_token(&str, "pausing_toggle")) {
pausing = 3;
} else if (eat_token(&str, "pausing_keep_force")) {
pausing = 4;
} else if (eat_token(&str, "no-osd")) {
on_osd = MP_ON_OSD_NO;
} else if (eat_token(&str, "osd-bar")) {
on_osd = MP_ON_OSD_BAR;
} else if (eat_token(&str, "osd-msg")) {
on_osd = MP_ON_OSD_MSG;
} else if (eat_token(&str, "osd-msg-bar")) {
on_osd = MP_ON_OSD_MSG | MP_ON_OSD_BAR;
} else if (eat_token(&str, "osd-auto")) {
// default
} else if (eat_token(&str, "raw")) {
raw_args = true;
} else if (eat_token(&str, "expand-properties")) {
// default
} else {
break;
}
}
int cmd_idx = 0;
while (mp_cmds[cmd_idx].name != NULL) {
if (eat_token(&str, mp_cmds[cmd_idx].name))
break;
cmd_idx++;
}
if (mp_cmds[cmd_idx].name == NULL) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command '%.*s' not found.\n",
BSTR_P(str));
goto error;
}
cmd = talloc_ptrtype(NULL, cmd);
*cmd = mp_cmds[cmd_idx];
cmd->scale = 1;
cmd->pausing = pausing;
cmd->on_osd = on_osd;
cmd->raw_args = raw_args;
for (int i = 0; i < MP_CMD_MAX_ARGS; i++) {
struct mp_cmd_arg *cmdarg = &cmd->args[i];
if (!cmdarg->type.type)
break;
str = bstr_lstrip(str);
if (eat_token(&str, ";")) {
next = str;
str.len = 0;
break;
}
cmd->nargs++;
bstr arg = {0};
if (bstr_eatstart0(&str, "\"")) {
if (!read_escaped_string(tmp, &str, &arg)) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s: argument %d "
"has broken string escapes.\n", cmd->name, i + 1);
goto error;
}
if (!bstr_eatstart0(&str, "\"")) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s: argument %d is "
"unterminated.\n", cmd->name, i + 1);
goto error;
}
} else {
if (!read_token(str, &str, &arg))
break;
if (cmdarg->optional && bstrcmp0(arg, "-") == 0)
continue;
}
// Prevent option API from trying to deallocate static strings
cmdarg->v = ((struct mp_cmd_arg) {{0}}).v;
int r = m_option_parse(&cmdarg->type, bstr0(cmd->name), arg, &cmdarg->v);
if (r < 0) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s: argument %d "
"can't be parsed: %s.\n", cmd->name, i + 1,
m_option_strerror(r));
goto error;
}
if (cmdarg->type.type == &m_option_type_string)
cmdarg->v.s = talloc_steal(cmd, cmdarg->v.s);
}
if (eat_token(&str, ";")) {
next = str;
str.len = 0;
}
bstr dummy;
if (read_token(str, &dummy, &dummy)) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s has trailing unused "
"arguments: '%.*s'.\n", cmd->name, BSTR_P(str));
// Better make it fatal to make it clear something is wrong.
goto error;
}
int min_args = 0;
while (min_args < MP_CMD_MAX_ARGS && cmd->args[min_args].type.type
&& !cmd->args[min_args].optional)
{
min_args++;
}
if (cmd->nargs < min_args) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command %s requires at least %d "
"arguments, we found only %d so far.\n", cmd->name, min_args,
cmd->nargs);
goto error;
}
bstr orig = (bstr) {start.start, str.start - start.start};
cmd->original = bstrdup(cmd, bstr_strip(orig));
while (*dest)
dest = &(*dest)->queue_next;
*dest = cmd;
next = bstr_strip(next);
if (next.len) {
if (parse_cmd(dest, next, loc) < 0) {
*dest = NULL;
goto error;
}
}
talloc_free(tmp);
return 1;
error:
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command was defined at %s.\n", loc);
talloc_free(cmd);
talloc_free(tmp);
return -1;
}
mp_cmd_t *mp_input_parse_cmd(bstr str, const char *loc)
{
struct mp_cmd *cmd = NULL;
if (parse_cmd(&cmd, str, loc) < 0) {
assert(!cmd);
}
// Other input.c code uses queue_next for its own purposes, so explicitly
// wrap lists in a pseudo-command.
if (cmd && cmd->queue_next) {
struct mp_cmd *list = talloc_ptrtype(NULL, list);
*list = (struct mp_cmd) {
.id = MP_CMD_COMMAND_LIST,
.name = "list",
.original = bstrdup(list, str),
};
list->args[0].v.p = cmd;
while (cmd) {
talloc_steal(list, cmd);
cmd = cmd->queue_next;
}
cmd = list;
}
return cmd;
}
#define MP_CMD_MAX_SIZE 4096
static int read_cmd(struct input_fd *mp_fd, char **ret)
{
char *end;
*ret = NULL;
// Allocate the buffer if it doesn't exist
if (!mp_fd->buffer) {
mp_fd->buffer = talloc_size(NULL, MP_CMD_MAX_SIZE);
mp_fd->pos = 0;
mp_fd->size = MP_CMD_MAX_SIZE;
}
// Get some data if needed/possible
while (!mp_fd->got_cmd && !mp_fd->eof && (mp_fd->size - mp_fd->pos > 1)) {
int r = mp_fd->read_cmd(mp_fd->fd, mp_fd->buffer + mp_fd->pos,
mp_fd->size - 1 - mp_fd->pos);
// Error ?
if (r < 0) {
switch (r) {
case MP_INPUT_ERROR:
case MP_INPUT_DEAD:
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Error while reading "
"command file descriptor %d: %s\n",
mp_fd->fd, strerror(errno));
case MP_INPUT_NOTHING:
return r;
case MP_INPUT_RETRY:
continue;
}
// EOF ?
} else if (r == 0) {
mp_fd->eof = 1;
break;
}
mp_fd->pos += r;
break;
}
mp_fd->got_cmd = 0;
while (1) {
int l = 0;
// Find the cmd end
mp_fd->buffer[mp_fd->pos] = '\0';
end = strchr(mp_fd->buffer, '\r');
if (end)
*end = '\n';
end = strchr(mp_fd->buffer, '\n');
// No cmd end ?
if (!end) {
// If buffer is full we must drop all until the next \n
if (mp_fd->size - mp_fd->pos <= 1) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Command buffer of file "
"descriptor %d is full: dropping content.\n",
mp_fd->fd);
mp_fd->pos = 0;
mp_fd->drop = 1;
}
break;
}
// We already have a cmd : set the got_cmd flag
else if ((*ret)) {
mp_fd->got_cmd = 1;
break;
}
l = end - mp_fd->buffer;
// Not dropping : put the cmd in ret
if (!mp_fd->drop)
*ret = talloc_strndup(NULL, mp_fd->buffer, l);
else
mp_fd->drop = 0;
mp_fd->pos -= l + 1;
memmove(mp_fd->buffer, end + 1, mp_fd->pos);
}
if (*ret)
return 1;
else
return MP_INPUT_NOTHING;
}
static int default_cmd_func(int fd, char *buf, int l)
{
while (1) {
int r = read(fd, buf, l);
// Error ?
if (r < 0) {
if (errno == EINTR)
continue;
else if (errno == EAGAIN)
return MP_INPUT_NOTHING;
return MP_INPUT_ERROR;
// EOF ?
}
return r;
}
}
#ifndef __MINGW32__
static int read_wakeup(void *ctx, int fd)
{
char buf[100];
read(fd, buf, sizeof(buf));
return MP_INPUT_NOTHING;
}
#endif
static bool bind_matches_key(struct cmd_bind *bind, int n, const int *keys);
static void append_bind_info(char **pmsg, struct cmd_bind *bind)
{
char *msg = *pmsg;
struct mp_cmd *cmd = mp_input_parse_cmd(bstr0(bind->cmd), bind->location);
bstr stripped = cmd ? cmd->original : bstr0(bind->cmd);
msg = talloc_asprintf_append(msg, " '%.*s'", BSTR_P(stripped));
if (!cmd)
msg = talloc_asprintf_append(msg, " (invalid)");
if (strcmp(bind->owner->section, "default") != 0)
msg = talloc_asprintf_append(msg, " in section {%s}",
bind->owner->section);
msg = talloc_asprintf_append(msg, " in %s", bind->location);
if (bind->is_builtin)
msg = talloc_asprintf_append(msg, " (default)");
talloc_free(cmd);
*pmsg = msg;
}
static mp_cmd_t *handle_test(struct input_ctx *ictx, int n, int *keys)
{
char *key_buf = get_key_combo_name(keys, n);
// "$>" to disable property substitution when invoking "show_text"
char *msg = talloc_asprintf(NULL, "$>Key %s is bound to:\n", key_buf);
talloc_free(key_buf);
int count = 0;
for (struct cmd_bind_section *bs = ictx->cmd_bind_sections;
bs; bs = bs->next)
{
for (int i = 0; i < bs->num_binds; i++) {
if (bind_matches_key(&bs->binds[i], n, keys)) {
count++;
msg = talloc_asprintf_append(msg, "%d. ", count);
append_bind_info(&msg, &bs->binds[i]);
msg = talloc_asprintf_append(msg, "\n");
}
}
}
if (!count)
msg = talloc_asprintf_append(msg, "(nothing)");
mp_msg(MSGT_INPUT, MSGL_V, "[input] %s\n", msg);
mp_cmd_t *res = mp_input_parse_cmd(bstr0("show_text \"\""), "");
res->args[0].v.s = talloc_steal(res, msg);
return res;
}
static bool bind_matches_key(struct cmd_bind *bind, int num_keys, const int *keys)
{
if (bind->num_keys != num_keys)
return false;
for (int i = 0; i < num_keys; i++) {
if (bind->keys[i] != keys[i])
return false;
}
return true;
}
static struct cmd_bind_section *get_bind_section(struct input_ctx *ictx,
bstr section)
{
struct cmd_bind_section *bind_section = ictx->cmd_bind_sections;
if (section.len == 0)
section = bstr0("default");
while (bind_section) {
if (bstrcmp0(section, bind_section->section) == 0)
return bind_section;
if (bind_section->next == NULL)
break;
bind_section = bind_section->next;
}
if (bind_section) {
bind_section->next = talloc_ptrtype(ictx, bind_section->next);
bind_section = bind_section->next;
} else {
ictx->cmd_bind_sections = talloc_ptrtype(ictx, ictx->cmd_bind_sections);
bind_section = ictx->cmd_bind_sections;
}
*bind_section = (struct cmd_bind_section) {
.section = bstrdup0(bind_section, section),
};
return bind_section;
}
static struct cmd_bind *find_bind_for_key_section(struct input_ctx *ictx,
char *section,
int num_keys, int *keys)
{
struct cmd_bind_section *bs = get_bind_section(ictx, bstr0(section));
if (!num_keys || !bs->num_binds)
return NULL;
// Prefer user-defined keys over builtin bindings
for (int builtin = 0; builtin < 2; builtin++) {
for (int n = 0; n < bs->num_binds; n++) {
if (bs->binds[n].is_builtin == (bool)builtin &&
bind_matches_key(&bs->binds[n], num_keys, keys))
return &bs->binds[n];
}
}
return NULL;
}
static struct cmd_bind *find_any_bind_for_key(struct input_ctx *ictx,
char *force_section,
int n, int *keys)
{
if (force_section)
return find_bind_for_key_section(ictx, force_section, n, keys);
for (int i = ictx->num_active_sections - 1; i >= 0; i--) {
struct active_section *s = &ictx->active_sections[i];
struct cmd_bind *bind = find_bind_for_key_section(ictx, s->name, n, keys);
if (bind) {
if (bind->is_builtin && !ictx->default_bindings)
goto skip;
struct cmd_bind_section *bs = bind->owner;
for (int x = 0; x < n; x++) {
if (MP_KEY_DEPENDS_ON_MOUSE_POS(keys[x]) && bs->mouse_area_set &&
!test_rect(&bs->mouse_area, ictx->mouse_vo_x, ictx->mouse_vo_y))
goto skip;
}
return bind;
}
skip: ;
if (s->flags & MP_INPUT_EXCLUSIVE)
break;
}
return NULL;
}
static mp_cmd_t *get_cmd_from_keys(struct input_ctx *ictx, char *force_section,
int n, int *keys)
{
if (ictx->test)
return handle_test(ictx, n, keys);
struct cmd_bind *cmd = find_any_bind_for_key(ictx, force_section, n, keys);
if (cmd == NULL && n > 1) {
// Hitting two keys at once, and if there's no binding for this
// combination, the key hit last should be checked.
cmd = find_any_bind_for_key(ictx, force_section, 1, (int[]){keys[n - 1]});
}
if (cmd == NULL) {
char *key_buf = get_key_combo_name(keys, n);
mp_tmsg(MSGT_INPUT, MSGL_WARN,
"No bind found for key '%s'.\n", key_buf);
talloc_free(key_buf);
return NULL;
}
mp_cmd_t *ret = mp_input_parse_cmd(bstr0(cmd->cmd), cmd->location);
if (ret) {
ret->input_section = cmd->owner->section;
} else {
char *key_buf = get_key_combo_name(keys, n);
mp_tmsg(MSGT_INPUT, MSGL_ERR,
"Invalid command for bound key '%s': '%s'\n", key_buf, cmd->cmd);
talloc_free(key_buf);
}
return ret;
}
static void release_down_cmd(struct input_ctx *ictx)
{
if (ictx->current_down_cmd && ictx->current_down_cmd->key_up_follows) {
ictx->current_down_cmd->key_up_follows = false;
queue_add(&ictx->key_cmd_queue, ictx->current_down_cmd, false);
} else {
talloc_free(ictx->current_down_cmd);
}
ictx->current_down_cmd = NULL;
ictx->last_key_down = 0;
ictx->ar_state = -1;
}
static int find_key_down(struct input_ctx *ictx, int code)
{
code &= ~(MP_KEY_STATE_UP | MP_KEY_STATE_DOWN);
for (int j = 0; j < ictx->num_key_down; j++) {
if (ictx->key_down[j] == code)
return j;
}
return -1;
}
static void remove_key_down(struct input_ctx *ictx, int code)
{
int index = find_key_down(ictx, code);
if (index >= 0) {
memmove(&ictx->key_down[index], &ictx->key_down[index + 1],
(ictx->num_key_down - (index + 1)) * sizeof(int));
ictx->num_key_down -= 1;
}
}
static mp_cmd_t *interpret_key(struct input_ctx *ictx, int code)
{
/* On normal keyboards shift changes the character code of non-special
* keys, so don't count the modifier separately for those. In other words
* we want to have "a" and "A" instead of "a" and "Shift+A"; but a separate
* shift modifier is still kept for special keys like arrow keys.
*/
int unmod = code & ~MP_KEY_MODIFIER_MASK;
if (unmod >= 32 && unmod < MP_KEY_BASE)
code &= ~MP_KEY_MODIFIER_SHIFT;
if (!(code & MP_KEY_STATE_UP) && ictx->num_key_down >= MP_MAX_KEY_DOWN) {
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Too many key down events "
"at the same time\n");
return NULL;
}
bool key_was_down = find_key_down(ictx, code) >= 0;
if (code & MP_KEY_STATE_DOWN) {
// Check if we don't already have this key as pushed
if (key_was_down)
return NULL;
// Cancel current down-event (there can be only one)
release_down_cmd(ictx);
ictx->key_down[ictx->num_key_down] = code & ~MP_KEY_STATE_DOWN;
ictx->num_key_down++;
ictx->last_key_down = mp_time_us();
ictx->ar_state = 0;
ictx->current_down_cmd = get_cmd_from_keys(ictx, NULL, ictx->num_key_down,
ictx->key_down);
if (ictx->current_down_cmd && (code & MP_KEY_EMIT_ON_UP))
ictx->current_down_cmd->key_up_follows = true;
return mp_cmd_clone(ictx->current_down_cmd);
} else if (code & MP_KEY_STATE_UP) {
if (key_was_down) {
remove_key_down(ictx, code);
release_down_cmd(ictx);
}
return NULL;
} else {
// Press of key with no separate down/up events
if (key_was_down) {
// Mixing press events and up/down with the same key is not allowed
mp_tmsg(MSGT_INPUT, MSGL_WARN, "Mixing key presses and up/down.\n");
}
// Add temporarily (include ongoing down/up events)
int num_key_down = ictx->num_key_down;
int key_down[MP_MAX_KEY_DOWN];
memcpy(key_down, ictx->key_down, num_key_down * sizeof(int));
// Assume doubleclick events never use down/up, while button events do
if (MP_KEY_IS_MOUSE_BTN_DBL(code)) {
// Don't emit "MOUSE_BTN0+MOUSE_BTN0_DBL", just "MOUSE_BTN0_DBL"
int btn = code - MP_MOUSE_BTN0_DBL + MP_MOUSE_BTN0;
if (!num_key_down || key_down[num_key_down - 1] != btn)
return NULL;
key_down[num_key_down - 1] = code;
} else {
key_down[num_key_down] = code;
num_key_down++;
}
return get_cmd_from_keys(ictx, NULL, num_key_down, key_down);
}
}
static mp_cmd_t *check_autorepeat(struct input_ctx *ictx)
{
// No input : autorepeat ?
if (ictx->ar_rate > 0 && ictx->ar_state >= 0 && ictx->num_key_down > 0
&& !(ictx->key_down[ictx->num_key_down - 1] & MP_NO_REPEAT_KEY)) {
int64_t t = mp_time_us();
if (ictx->last_ar + 2000000 < t)
ictx->last_ar = t;
// First time : wait delay
if (ictx->ar_state == 0
&& (t - ictx->last_key_down) >= ictx->ar_delay * 1000)
{
if (!ictx->current_down_cmd) {
ictx->ar_state = -1;
return NULL;
}
ictx->ar_state = 1;
ictx->last_ar = ictx->last_key_down + ictx->ar_delay * 1000;
return mp_cmd_clone(ictx->current_down_cmd);
// Then send rate / sec event
} else if (ictx->ar_state == 1
&& (t - ictx->last_ar) >= 1000000 / ictx->ar_rate) {
ictx->last_ar += 1000000 / ictx->ar_rate;
return mp_cmd_clone(ictx->current_down_cmd);
}
}
return NULL;
}
static void add_key_cmd(struct input_ctx *ictx, struct mp_cmd *cmd)
{
struct cmd_queue *queue = &ictx->key_cmd_queue;
if (queue_count_cmds(queue) >= ictx->key_fifo_size &&
(!mp_input_is_abort_cmd(cmd->id) || queue_has_abort_cmds(queue)))
{
talloc_free(cmd);
return;
}
queue_add(queue, cmd, false);
}
// Whether a command can deal with redundant key up events.
static bool key_updown_ok(enum mp_command_type cmd)
{
switch (cmd) {
default:
return false;
}
}
static void mp_input_feed_key(struct input_ctx *ictx, int code)
{
ictx->got_new_events = true;
if (code == MP_INPUT_RELEASE_ALL) {
mp_msg(MSGT_INPUT, MSGL_V, "input: release all\n");
ictx->num_key_down = 0;
release_down_cmd(ictx);
return;
}
int unmod = code & ~MP_KEY_MODIFIER_MASK;
if (MP_KEY_DEPENDS_ON_MOUSE_POS(unmod))
ictx->mouse_event_counter++;
mp_msg(MSGT_INPUT, MSGL_V, "input: key code=%#x\n", code);
struct mp_cmd *cmd = interpret_key(ictx, code);
if (!cmd)
return;
// Prevent redundant key-down events from being added to the queue. In some
// cases (like MP_CMD_SEEK commands), duplicated events might severely
// confuse the frontend.
if (cmd->key_up_follows && !key_updown_ok(cmd->id)) {
talloc_free(cmd);
return;
}
add_key_cmd(ictx, cmd);
}
void mp_input_put_key(struct input_ctx *ictx, int code)
{
double now = mp_time_sec();
int doubleclick_time = ictx->doubleclick_time;
// ignore system-doubleclick if we generate these events ourselves
int unmod = code & ~MP_KEY_MODIFIER_MASK;
if (doubleclick_time && MP_KEY_IS_MOUSE_BTN_DBL(unmod))
return;
mp_input_feed_key(ictx, code);
if (code & MP_KEY_STATE_DOWN) {
code &= ~MP_KEY_STATE_DOWN;
if (ictx->last_doubleclick_key_down == code
&& now - ictx->last_doubleclick_time < doubleclick_time / 1000.0)
{
if (code >= MP_MOUSE_BTN0 && code <= MP_MOUSE_BTN2)
mp_input_feed_key(ictx, code - MP_MOUSE_BTN0 + MP_MOUSE_BTN0_DBL);
}
ictx->last_doubleclick_key_down = code;
ictx->last_doubleclick_time = now;
}
}
void mp_input_put_key_utf8(struct input_ctx *ictx, int mods, struct bstr t)
{
while (t.len) {
int code = bstr_decode_utf8(t, &t);
if (code < 0)
break;
mp_input_put_key(ictx, code | mods);
}
}
void mp_input_put_axis(struct input_ctx *ictx, int direction, double value)
{
struct mp_cmd *cmd = interpret_key(ictx, direction);
if (!cmd)
return;
cmd->scale = value;
ictx->got_new_events = true;
add_key_cmd(ictx, cmd);
}
static void trigger_mouse_leave(struct input_ctx *ictx, char *new_section)
{
if (!new_section)
new_section = "default";
char *old = ictx->mouse_section;
ictx->mouse_section = new_section;
if (old && strcmp(old, ictx->mouse_section) != 0) {
struct mp_cmd *cmd =
get_cmd_from_keys(ictx, old, 1, (int[]){MP_KEY_MOUSE_LEAVE});
if (cmd)
add_key_cmd(ictx, cmd);
}
}
void mp_input_set_mouse_pos(struct input_ctx *ictx, int x, int y)
{
// we're already there
if (ictx->mouse_vo_x == x && ictx->mouse_vo_y == y)
return;
ictx->mouse_event_counter++;
ictx->mouse_vo_x = x;
ictx->mouse_vo_y = y;
struct mp_cmd *cmd =
get_cmd_from_keys(ictx, NULL, 1, (int[]){MP_KEY_MOUSE_MOVE});
trigger_mouse_leave(ictx, cmd ? cmd->input_section : NULL);
if (!cmd)
return;
cmd->mouse_move = true;
cmd->mouse_x = x;
cmd->mouse_y = y;
add_key_cmd(ictx, cmd);
}
static void read_cmd_fd(struct input_ctx *ictx, struct input_fd *cmd_fd)
{
int r;
char *text;
while ((r = read_cmd(cmd_fd, &text)) >= 0) {
ictx->got_new_events = true;
struct mp_cmd *cmd = mp_input_parse_cmd(bstr0(text), "<pipe>");
talloc_free(text);
if (cmd)
queue_add(&ictx->control_cmd_queue, cmd, false);
if (!cmd_fd->got_cmd)
return;
}
if (r == MP_INPUT_ERROR)
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Error on command file descriptor %d\n",
cmd_fd->fd);
else if (r == MP_INPUT_DEAD)
cmd_fd->dead = true;
}
static void read_key_fd(struct input_ctx *ictx, struct input_fd *key_fd)
{
int code = key_fd->read_key(key_fd->ctx, key_fd->fd);
if (code >= 0 || code == MP_INPUT_RELEASE_ALL) {
mp_input_feed_key(ictx, code);
return;
}
if (code == MP_INPUT_ERROR)
mp_tmsg(MSGT_INPUT, MSGL_ERR,
"Error on key input file descriptor %d\n", key_fd->fd);
else if (code == MP_INPUT_DEAD) {
mp_tmsg(MSGT_INPUT, MSGL_ERR,
"Dead key input on file descriptor %d\n", key_fd->fd);
key_fd->dead = true;
}
}
static void read_fd(struct input_ctx *ictx, struct input_fd *fd)
{
if (fd->read_cmd) {
read_cmd_fd(ictx, fd);
} else {
read_key_fd(ictx, fd);
}
}
static void remove_dead_fds(struct input_ctx *ictx)
{
for (int i = 0; i < ictx->num_fds; i++) {
if (ictx->fds[i].dead) {
mp_input_rm_fd(ictx, ictx->fds[i].fd);
i--;
}
}
}
#ifdef HAVE_POSIX_SELECT
static void input_wait_read(struct input_ctx *ictx, int time)
{
fd_set fds;
FD_ZERO(&fds);
int max_fd = 0;
for (int i = 0; i < ictx->num_fds; i++) {
if (!ictx->fds[i].select)
continue;
if (ictx->fds[i].fd > max_fd)
max_fd = ictx->fds[i].fd;
FD_SET(ictx->fds[i].fd, &fds);
}
struct timeval tv, *time_val;
tv.tv_sec = time / 1000;
tv.tv_usec = (time % 1000) * 1000;
time_val = &tv;
if (select(max_fd + 1, &fds, NULL, NULL, time_val) < 0) {
if (errno != EINTR)
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Select error: %s\n",
strerror(errno));
FD_ZERO(&fds);
}
for (int i = 0; i < ictx->num_fds; i++) {
if (ictx->fds[i].select && !FD_ISSET(ictx->fds[i].fd, &fds))
continue;
read_fd(ictx, &ictx->fds[i]);
}
}
#else
static void input_wait_read(struct input_ctx *ictx, int time)
{
if (time > 0)
mp_sleep_us(time * 1000);
for (int i = 0; i < ictx->num_fds; i++)
read_fd(ictx, &ictx->fds[i]);
}
#endif
/**
* \param time time to wait at most for an event in milliseconds
*/
static void read_events(struct input_ctx *ictx, int time)
{
if (ictx->num_key_down) {
time = FFMIN(time, 1000 / ictx->ar_rate);
time = FFMIN(time, ictx->ar_delay);
}
time = FFMAX(time, 0);
while (1) {
if (ictx->got_new_events)
time = 0;
ictx->got_new_events = false;
remove_dead_fds(ictx);
if (time) {
for (int i = 0; i < ictx->num_fds; i++) {
if (!ictx->fds[i].select)
read_fd(ictx, &ictx->fds[i]);
}
}
if (ictx->got_new_events)
time = 0;
input_wait_read(ictx, time);
// Read until all input FDs are empty
if (!ictx->got_new_events)
break;
}
}
static void read_all_events(struct input_ctx *ictx, int time)
{
getch2_poll();
#ifdef CONFIG_COCOA
cocoa_check_events();
#endif
read_events(ictx, time);
}
int mp_input_queue_cmd(struct input_ctx *ictx, mp_cmd_t *cmd)
{
ictx->got_new_events = true;
if (!cmd)
return 0;
queue_add(&ictx->control_cmd_queue, cmd, false);
return 1;
}
/**
* \param peek_only when set, the returned command stays in the queue.
* Do not free the returned cmd whe you set this!
*/
mp_cmd_t *mp_input_get_cmd(struct input_ctx *ictx, int time, int peek_only)
{
if (async_quit_request) {
struct mp_cmd *cmd = mp_input_parse_cmd(bstr0("quit 1"), "");
queue_add(&ictx->control_cmd_queue, cmd, true);
}
if (ictx->control_cmd_queue.first || ictx->key_cmd_queue.first)
time = 0;
read_all_events(ictx, time);
struct cmd_queue *queue = &ictx->control_cmd_queue;
if (!queue->first)
queue = &ictx->key_cmd_queue;
if (!queue->first) {
struct mp_cmd *repeated = check_autorepeat(ictx);
if (repeated)
queue_add(queue, repeated, false);
}
struct mp_cmd *ret = queue->first;
if (!ret)
return NULL;
if (!peek_only) {
queue_remove(queue, ret);
if (ret->mouse_move) {
ictx->mouse_x = ret->mouse_x;
ictx->mouse_y = ret->mouse_y;
}
}
return ret;
}
void mp_input_get_mouse_pos(struct input_ctx *ictx, int *x, int *y)
{
*x = ictx->mouse_x;
*y = ictx->mouse_y;
}
void mp_cmd_free(mp_cmd_t *cmd)
{
talloc_free(cmd);
}
mp_cmd_t *mp_cmd_clone(mp_cmd_t *cmd)
{
mp_cmd_t *ret;
int i;
if (!cmd)
return NULL;
ret = talloc_memdup(NULL, cmd, sizeof(mp_cmd_t));
ret->name = talloc_strdup(ret, cmd->name);
for (i = 0; i < MP_CMD_MAX_ARGS; i++) {
if (cmd->args[i].type.type == &m_option_type_string)
ret->args[i].v.s = talloc_strdup(ret, cmd->args[i].v.s);
}
if (cmd->id == MP_CMD_COMMAND_LIST) {
struct mp_cmd *prev = NULL;
for (struct mp_cmd *sub = cmd->args[0].v.p; sub; sub = sub->queue_next) {
sub = mp_cmd_clone(sub);
talloc_steal(ret, sub);
if (prev) {
prev->queue_next = sub;
} else {
ret->args[0].v.p = sub;
}
prev = sub;
}
}
return ret;
}
int mp_input_get_key_from_name(const char *name)
{
int modifiers = 0;
const char *p;
while ((p = strchr(name, '+'))) {
for (struct key_name *m = modifier_names; m->name; m++)
if (!bstrcasecmp(bstr0(m->name),
(struct bstr){(char *)name, p - name})) {
modifiers |= m->key;
goto found;
}
if (!strcmp(name, "+"))
return '+' + modifiers;
return -1;
found:
name = p + 1;
}
struct bstr bname = bstr0(name);
struct bstr rest;
int code = bstr_decode_utf8(bname, &rest);
if (code >= 0 && rest.len == 0)
return code + modifiers;
if (bstr_startswith0(bname, "0x"))
return strtol(name, NULL, 16) + modifiers;
for (int i = 0; key_names[i].name != NULL; i++) {
if (strcasecmp(key_names[i].name, name) == 0)
return key_names[i].key + modifiers;
}
return -1;
}
static int get_input_from_name(char *name, int *out_num_keys, int *keys)
{
char *end, *ptr;
int n = 0;
ptr = name;
n = 0;
for (end = strchr(ptr, '-'); ptr != NULL; end = strchr(ptr, '-')) {
if (end && end[1] != '\0') {
if (end[1] == '-')
end = &end[1];
end[0] = '\0';
}
keys[n] = mp_input_get_key_from_name(ptr);
if (keys[n] < 0)
return 0;
n++;
if (end && end[1] != '\0' && n < MP_MAX_KEY_DOWN)
ptr = &end[1];
else
break;
}
*out_num_keys = n;
return 1;
}
static void bind_dealloc(struct cmd_bind *bind)
{
talloc_free(bind->cmd);
talloc_free(bind->location);
}
static void bind_keys(struct input_ctx *ictx, bool builtin, bstr section,
const int *keys, int num_keys, bstr command,
const char *loc)
{
struct cmd_bind_section *bs = get_bind_section(ictx, section);
struct cmd_bind *bind = NULL;
assert(num_keys <= MP_MAX_KEY_DOWN);
for (int n = 0; n < bs->num_binds; n++) {
struct cmd_bind *b = &bs->binds[n];
if (bind_matches_key(b, num_keys, keys) && b->is_builtin == builtin) {
bind = b;
break;
}
}
if (!bind) {
struct cmd_bind empty = {{0}};
MP_TARRAY_APPEND(bs, bs->binds, bs->num_binds, empty);
bind = &bs->binds[bs->num_binds - 1];
}
bind_dealloc(bind);
*bind = (struct cmd_bind) {
.cmd = bstrdup0(bs->binds, command),
.location = talloc_strdup(bs->binds, loc),
.owner = bs,
.is_builtin = builtin,
.num_keys = num_keys,
};
memcpy(bind->keys, keys, num_keys * sizeof(bind->keys[0]));
}
// restrict_section: every entry is forced to this section name
// if NULL, load normally and allow any sections
static int parse_config(struct input_ctx *ictx, bool builtin, bstr data,
const char *location, const char *restrict_section)
{
int n_binds = 0;
int line_no = 0;
char *cur_loc = NULL;
while (data.len) {
line_no++;
if (cur_loc)
talloc_free(cur_loc);
cur_loc = talloc_asprintf(NULL, "%s:%d", location, line_no);
bstr line = bstr_strip_linebreaks(bstr_getline(data, &data));
line = bstr_lstrip(line);
if (line.len == 0 || bstr_startswith0(line, "#"))
continue;
struct bstr command;
// Find the key name starting a line
struct bstr keyname = bstr_split(line, WHITESPACE, &command);
command = bstr_strip(command);
if (command.len == 0) {
mp_tmsg(MSGT_INPUT, MSGL_ERR,
"Unfinished key binding: %.*s at %s\n", BSTR_P(line),
cur_loc);
continue;
}
char *name = bstrdup0(NULL, keyname);
int keys[MP_MAX_KEY_DOWN];
int num_keys = 0;
if (!get_input_from_name(name, &num_keys, keys)) {
talloc_free(name);
mp_tmsg(MSGT_INPUT, MSGL_ERR,
"Unknown key '%.*s' at %s\n", BSTR_P(keyname), cur_loc);
continue;
}
talloc_free(name);
bstr section = bstr0(restrict_section);
if (!section.len) {
if (bstr_startswith0(command, "{")) {
int p = bstrchr(command, '}');
if (p != -1) {
section = bstr_strip(bstr_splice(command, 1, p));
command = bstr_lstrip(bstr_cut(command, p + 1));
}
}
}
bind_keys(ictx, builtin, section, keys, num_keys, command, cur_loc);
n_binds++;
// Print warnings if invalid commands are encountered.
talloc_free(mp_input_parse_cmd(command, cur_loc));
}
talloc_free(cur_loc);
return n_binds;
}
static int parse_config_file(struct input_ctx *ictx, char *file, bool warn)
{
if (!mp_path_exists(file)) {
mp_msg(MSGT_INPUT, warn ? MSGL_ERR : MSGL_V,
"Input config file %s not found.\n", file);
return 0;
}
stream_t *s = stream_open(file, NULL);
if (!s) {
mp_msg(MSGT_INPUT, MSGL_ERR, "Can't open input config file %s.\n", file);
return 0;
}
bstr res = stream_read_complete(s, NULL, 1000000);
free_stream(s);
mp_msg(MSGT_INPUT, MSGL_V, "Parsing input config file %s\n", file);
int n_binds = parse_config(ictx, false, res, file, NULL);
talloc_free(res.start);
mp_msg(MSGT_INPUT, MSGL_V, "Input config file %s parsed: %d binds\n",
file, n_binds);
return 1;
}
// If name is NULL, return "default".
// Return a statically allocated name of the section (i.e. return value never
// gets deallocated).
static char *normalize_section(struct input_ctx *ictx, char *name)
{
return get_bind_section(ictx, bstr0(name))->section;
}
void mp_input_disable_section(struct input_ctx *ictx, char *name)
{
name = normalize_section(ictx, name);
// Remove old section, or make sure it's on top if re-enabled
for (int i = ictx->num_active_sections - 1; i >= 0; i--) {
struct active_section *as = &ictx->active_sections[i];
if (strcmp(as->name, name) == 0) {
for (int x = i; i < ictx->num_active_sections - 1; i++)
ictx->active_sections[x] = ictx->active_sections[x + 1];
ictx->num_active_sections--;
}
}
}
void mp_input_enable_section(struct input_ctx *ictx, char *name, int flags)
{
name = normalize_section(ictx, name);
mp_input_disable_section(ictx, name);
if (ictx->num_active_sections < MAX_ACTIVE_SECTIONS) {
ictx->active_sections[ictx->num_active_sections++] =
(struct active_section) {name, flags};
}
}
void mp_input_disable_all_sections(struct input_ctx *ictx)
{
ictx->num_active_sections = 0;
}
void mp_input_set_section_mouse_area(struct input_ctx *ictx, char *name,
int x0, int y0, int x1, int y1)
{
struct cmd_bind_section *s = get_bind_section(ictx, bstr0(name));
s->mouse_area = (struct mp_rect){x0, y0, x1, y1};
s->mouse_area_set = x0 != x1 && y0 != y1;
}
bool mp_input_test_mouse_active(struct input_ctx *ictx, int x, int y)
{
for (int i = 0; i < ictx->num_active_sections; i++) {
char *name = ictx->active_sections[i].name;
struct cmd_bind_section *s = get_bind_section(ictx, bstr0(name));
if (s->mouse_area_set && test_rect(&s->mouse_area, x, y))
return true;
}
return false;
}
bool mp_input_test_dragging(struct input_ctx *ictx, int x, int y)
{
return mp_input_test_mouse_active(ictx, x, y);
}
// builtin: if true, remove all builtin binds, else remove all user binds
static void remove_binds(struct cmd_bind_section *bs, bool builtin)
{
for (int n = bs->num_binds - 1; n >= 0; n--) {
if (bs->binds[n].is_builtin == builtin) {
bind_dealloc(&bs->binds[n]);
assert(bs->num_binds >= 1);
bs->binds[n] = bs->binds[bs->num_binds - 1];
bs->num_binds--;
}
}
}
void mp_input_define_section(struct input_ctx *ictx, char *name, char *location,
char *contents, bool builtin)
{
if (!name || !name[0])
return; // parse_config() changes semantics with restrict_section==empty
if (contents) {
parse_config(ictx, builtin, bstr0(contents), location, name);
} else {
// Disable:
mp_input_disable_section(ictx, name);
// Delete:
struct cmd_bind_section *bs = get_bind_section(ictx, bstr0(name));
remove_binds(bs, builtin);
}
}
struct input_ctx *mp_input_init(struct MPOpts *opts)
{
struct input_conf *input_conf = &opts->input;
struct input_ctx *ictx = talloc_ptrtype(NULL, ictx);
*ictx = (struct input_ctx){
.key_fifo_size = input_conf->key_fifo_size,
.doubleclick_time = input_conf->doubleclick_time,
.ar_state = -1,
.ar_delay = input_conf->ar_delay,
.ar_rate = input_conf->ar_rate,
.default_bindings = input_conf->default_bindings,
.test = input_conf->test,
.wakeup_pipe = {-1, -1},
};
mp_input_enable_section(ictx, NULL, 0);
parse_config(ictx, true, bstr0(builtin_input_conf), "<builtin>", NULL);
#ifndef __MINGW32__
long ret = pipe(ictx->wakeup_pipe);
for (int i = 0; i < 2 && ret >= 0; i++) {
ret = fcntl(ictx->wakeup_pipe[i], F_GETFL);
if (ret < 0)
break;
ret = fcntl(ictx->wakeup_pipe[i], F_SETFL, ret | O_NONBLOCK);
}
if (ret < 0)
mp_msg(MSGT_INPUT, MSGL_ERR,
"Failed to initialize wakeup pipe: %s\n", strerror(errno));
else
mp_input_add_key_fd(ictx, ictx->wakeup_pipe[0], true, read_wakeup,
NULL, NULL);
#endif
bool config_ok = false;
if (input_conf->config_file)
config_ok = parse_config_file(ictx, input_conf->config_file, true);
if (!config_ok && opts->load_config) {
// Try global conf dir
char *file = mp_find_config_file("input.conf");
config_ok = file && parse_config_file(ictx, file, false);
talloc_free(file);
}
if (!config_ok) {
mp_msg(MSGT_INPUT, MSGL_V, "Falling back on default (hardcoded) "
"input config\n");
}
#ifdef CONFIG_JOYSTICK
if (input_conf->use_joystick) {
int fd = mp_input_joystick_init(input_conf->js_dev);
if (fd < 0)
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Can't init input joystick\n");
else
mp_input_add_key_fd(ictx, fd, 1, mp_input_joystick_read,
close, NULL);
}
#endif
#ifdef CONFIG_LIRC
if (input_conf->use_lirc) {
int fd = mp_input_lirc_init();
if (fd > 0)
mp_input_add_cmd_fd(ictx, fd, 0, mp_input_lirc_read,
mp_input_lirc_close);
}
#endif
#ifdef CONFIG_LIRCC
if (input_conf->use_lircc) {
int fd = lircc_init("mpv", NULL);
if (fd >= 0)
mp_input_add_cmd_fd(ictx, fd, 1, NULL, lircc_cleanup);
}
#endif
#ifdef CONFIG_COCOA
if (input_conf->use_ar) {
cocoa_init_apple_remote();
ictx->using_ar = true;
}
if (input_conf->use_media_keys) {
cocoa_init_media_keys();
ictx->using_cocoa_media_keys = true;
}
#endif
if (input_conf->in_file) {
int mode = O_RDONLY;
#ifndef __MINGW32__
// Use RDWR for FIFOs to ensure they stay open over multiple accesses.
// Note that on Windows due to how the API works, using RDONLY should
// be ok.
struct stat st;
if (stat(input_conf->in_file, &st) == 0 && S_ISFIFO(st.st_mode))
mode = O_RDWR;
mode |= O_NONBLOCK;
#endif
int in_file_fd = open(input_conf->in_file, mode);
if (in_file_fd >= 0)
mp_input_add_cmd_fd(ictx, in_file_fd, 1, NULL, close);
else
mp_tmsg(MSGT_INPUT, MSGL_ERR, "Can't open %s: %s\n",
input_conf->in_file, strerror(errno));
}
return ictx;
}
static void clear_queue(struct cmd_queue *queue)
{
while (queue->first) {
struct mp_cmd *item = queue->first;
queue_remove(queue, item);
talloc_free(item);
}
}
void mp_input_uninit(struct input_ctx *ictx)
{
if (!ictx)
return;
#ifdef CONFIG_COCOA
if (ictx->using_ar) {
cocoa_uninit_apple_remote();
}
if (ictx->using_cocoa_media_keys) {
cocoa_uninit_media_keys();
}
#endif
for (int i = 0; i < ictx->num_fds; i++) {
if (ictx->fds[i].close_func)
ictx->fds[i].close_func(ictx->fds[i].fd);
}
for (int i = 0; i < 2; i++) {
if (ictx->wakeup_pipe[i] != -1)
close(ictx->wakeup_pipe[i]);
}
clear_queue(&ictx->key_cmd_queue);
clear_queue(&ictx->control_cmd_queue);
talloc_free(ictx->current_down_cmd);
talloc_free(ictx);
}
static int print_key_list(m_option_t *cfg, char *optname, char *optparam)
{
int i;
printf("\n");
for (i = 0; key_names[i].name != NULL; i++)
printf("%s\n", key_names[i].name);
return M_OPT_EXIT;
}
static int print_cmd_list(m_option_t *cfg, char *optname, char *optparam)
{
const mp_cmd_t *cmd;
int i, j;
for (i = 0; (cmd = &mp_cmds[i])->name != NULL; i++) {
printf("%-20.20s", cmd->name);
for (j = 0; j < MP_CMD_MAX_ARGS && cmd->args[j].type.type; j++) {
const char *type = cmd->args[j].type.type->name;
if (cmd->args[j].optional)
printf(" [%s]", type);
else
printf(" %s", type);
}
printf("\n");
}
return M_OPT_EXIT;
}
void mp_input_wakeup(struct input_ctx *ictx)
{
if (ictx->wakeup_pipe[1] >= 0)
write(ictx->wakeup_pipe[1], &(char){0}, 1);
}
/**
* \param time time to wait for an interruption in milliseconds
*/
int mp_input_check_interrupt(struct input_ctx *ictx, int time)
{
for (int i = 0; ; i++) {
if (async_quit_request || queue_has_abort_cmds(&ictx->key_cmd_queue) ||
queue_has_abort_cmds(&ictx->control_cmd_queue)) {
mp_tmsg(MSGT_INPUT, MSGL_WARN, "Received command to move to "
"another file. Aborting current processing.\n");
return true;
}
if (i)
return false;
read_all_events(ictx, time);
}
}
unsigned int mp_input_get_mouse_event_counter(struct input_ctx *ictx)
{
// Make the frontend always display the mouse cursor (as long as it's not
// forced invisible) if mouse input is desired.
if (mp_input_test_mouse_active(ictx, ictx->mouse_x, ictx->mouse_y))
ictx->mouse_event_counter++;
return ictx->mouse_event_counter;
}
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