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🎥 Command line media player
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C
at release/0.2
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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/mpv_global.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
#if HAVE_PTHREADS#include <pthread.h>#define input_lock(ictx) pthread_mutex_lock(&ictx->mutex)#define input_unlock(ictx) pthread_mutex_unlock(&ictx->mutex)#define input_destroy(ictx) pthread_mutex_destroy(&ictx->mutex)#else#define input_lock(ictx) 0#define input_unlock(ictx) 0#define input_destroy(ictx) 0#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_SUB_SEEK, "sub_seek", { 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 } },
{ MP_CMD_SCRIPT_DISPATCH, "script_dispatch", { ARG_STRING, ARG_INT } },
{ MP_CMD_OVERLAY_ADD, "overlay_add", { ARG_INT, ARG_INT, ARG_INT, ARG_STRING, ARG_INT, ARG_STRING, ARG_INT, ARG_INT, ARG_INT }}, { MP_CMD_OVERLAY_REMOVE, "overlay_remove", { ARG_INT } },
{0}};
// Map legacy commands to proper commandsstruct 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_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" }, { MP_KEY_HOMEPAGE, "HOMEPAGE" }, { MP_KEY_WWW, "WWW" }, { MP_KEY_MAIL, "MAIL" }, { MP_KEY_FAVORITES, "FAVORITES" }, { MP_KEY_SEARCH, "SEARCH" }, { MP_KEY_SLEEP, "SLEEP" },
// 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 { struct mp_log *log; 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 {#if HAVE_PTHREADS pthread_mutex_t mutex;#endif struct mp_log *log;
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; bool current_down_cmd_need_release; 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 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 optionsstatic 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){ bool ret = false; for (struct mp_cmd *cmd = queue->first; cmd; cmd = cmd->queue_next) if (mp_input_is_abort_cmd(cmd->id)) { ret = true; break; } return ret;}
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_head(struct cmd_queue *queue, struct mp_cmd *cmd){ cmd->queue_next = queue->first; queue->first = cmd;}
static void queue_add_tail(struct cmd_queue *queue, struct mp_cmd *cmd){ 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 mp_cmd *queue_peek(struct cmd_queue *queue){ struct mp_cmd *ret = NULL; ret = queue->first; return ret;}
static struct mp_cmd *queue_peek_tail(struct cmd_queue *queue){ struct mp_cmd *cur = queue->first; while (cur && cur->queue_next) cur = cur->queue_next; return cur;}
static struct input_fd *mp_input_add_fd(struct input_ctx *ictx){ if (ictx->num_fds == MP_MAX_FDS) { MP_ERR(ictx, "Too many file descriptors.\n"); return NULL; }
struct input_fd *fd = &ictx->fds[ictx->num_fds]; *fd = (struct input_fd){ .log = ictx->log, .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_ERR(ictx, "Invalid fd %d in mp_input_add_cmd_fd", unix_fd); return 0; }
input_lock(ictx); struct input_fd *fd = mp_input_add_fd(ictx); if (fd) { fd->fd = unix_fd; fd->select = select; fd->read_cmd = read_func ? read_func : default_cmd_func; fd->close_func = close_func; } input_unlock(ictx); return !!fd;}
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_ERR(ictx, "Invalid fd %d in mp_input_add_key_fd", unix_fd); return 0; } assert(read_func);
input_lock(ictx); struct input_fd *fd = mp_input_add_fd(ictx); if (fd) { fd->fd = unix_fd; fd->select = select; fd->read_key = read_func; fd->close_func = close_func; fd->ctx = ctx; } input_unlock(ictx); return !!fd;}
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){ input_lock(ictx); mp_input_rm_fd(ictx, fd); input_unlock(ictx);}
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 input_ctx *ictx, 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_WARN(ictx, "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_ERR(ictx, "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_ERR(ictx, "Command %s: argument %d has broken string escapes.\n", cmd->name, i + 1); goto error; } if (!bstr_eatstart0(&str, "\"")) { MP_ERR(ictx, "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_ERR(ictx, "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_ERR(ictx, "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_ERR(ictx, "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(ictx, dest, next, loc) < 0) { *dest = NULL; goto error; } }
talloc_free(tmp); return 1;
error: MP_ERR(ictx, "Command was defined at %s.\n", loc); talloc_free(cmd); talloc_free(tmp); return -1;}
mp_cmd_t *mp_input_parse_cmd(struct input_ctx *ictx, bstr str, const char *loc){ struct mp_cmd *cmd = NULL; if (parse_cmd(ictx, &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_ERR(mp_fd, "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_ERR(mp_fd, "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(struct input_ctx *ictx, char **pmsg, struct cmd_bind *bind){ char *msg = *pmsg; struct mp_cmd *cmd = mp_input_parse_cmd(ictx, 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(ictx, &msg, &bs->binds[i]); msg = talloc_asprintf_append(msg, "\n"); } } }
if (!count) msg = talloc_asprintf_append(msg, "(nothing)");
MP_VERBOSE(ictx, "%s\n", msg);
mp_cmd_t *res = mp_input_parse_cmd(ictx, 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++) { if (builtin && !ictx->default_bindings) break; 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 bool any_mouse_buttons_down(int num_keys, int *keys){ for (int n = 0; n < num_keys; n++) { if (MP_KEY_IS_MOUSE_BTN_SINGLE(keys[n])) return true; } return false;}
static bool depends_on_mouse_pos(int num_keys, int *keys){ for (int n = 0; n < num_keys; n++) { if (MP_KEY_DEPENDS_ON_MOUSE_POS(keys[n])) return true; } return false;}
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);
bool use_mouse = depends_on_mouse_pos(n, keys); // Check global state, because MOUSE_MOVE in particular does not include // the global state in n/keys. bool mouse_down = any_mouse_buttons_down(ictx->num_key_down, ictx->key_down);
// First look whether a mouse section is capturing all mouse input // exclusively (regardless of the active section stack order). if (use_mouse && mouse_down) { struct cmd_bind *bind = find_bind_for_key_section(ictx, ictx->mouse_section, n, keys); if (bind) return bind; }
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) { struct cmd_bind_section *bs = bind->owner; if (!use_mouse || (bs->mouse_area_set && test_rect(&bs->mouse_area, ictx->mouse_vo_x, ictx->mouse_vo_y))) return bind; } 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) { int msgl = MSGL_WARN; if (n == 1 && (keys[0] == MP_KEY_MOUSE_MOVE || keys[0] == MP_KEY_MOUSE_LEAVE)) msgl = MSGL_DBG2; char *key_buf = get_key_combo_name(keys, n); MP_MSG(ictx, msgl, "No bind found for key '%s'.\n", key_buf); talloc_free(key_buf); return NULL; } mp_cmd_t *ret = mp_input_parse_cmd(ictx, bstr0(cmd->cmd), cmd->location); if (ret) { ret->input_section = cmd->owner->section; if (mp_msg_test_log(ictx->log, MSGL_DBG2)) { char *keyname = get_key_combo_name(keys, n); MP_DBG(ictx, "key '%s' -> '%s' in '%s'\n", keyname, cmd->cmd, ret->input_section); talloc_free(keyname); } } else { char *key_buf = get_key_combo_name(keys, n); MP_ERR(ictx, "Invalid command for bound key '%s': '%s'\n", key_buf, cmd->cmd); talloc_free(key_buf); } return ret;}
static void update_mouse_section(struct input_ctx *ictx){ struct cmd_bind *cmd = find_any_bind_for_key(ictx, NULL, 1, (int[]){MP_KEY_MOUSE_MOVE});
char *new_section = cmd ? cmd->owner->section : "default";
char *old = ictx->mouse_section; ictx->mouse_section = new_section;
if (strcmp(old, ictx->mouse_section) != 0) { MP_DBG(ictx, "input: switch section %s -> %s\n", old, ictx->mouse_section); struct mp_cmd *cmd = get_cmd_from_keys(ictx, old, 1, (int[]){MP_KEY_MOUSE_LEAVE}); if (cmd) queue_add_tail(&ictx->cmd_queue, cmd); ictx->got_new_events = true; }}
// Called when the currently held-down key is released. This (usually) sends// the a key-up versiob of the command associated with the keys that were held// down.// If the drop_current parameter is set to true, then don't send the key-up// command. Unless we've already sent a key-down event, in which case the// input receiver (the player) must get a key-up event, or it would get stuck// thinking a key is still held down.static void release_down_cmd(struct input_ctx *ictx, bool drop_current){ if (ictx->current_down_cmd_need_release) drop_current = false; if (!drop_current && ictx->current_down_cmd && ictx->current_down_cmd->key_up_follows) { ictx->current_down_cmd->key_up_follows = false; queue_add_tail(&ictx->cmd_queue, ictx->current_down_cmd); ictx->got_new_events = true; } else { talloc_free(ictx->current_down_cmd); } ictx->current_down_cmd = NULL; ictx->current_down_cmd_need_release = false; 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; }}
// Whether a command can deal with redundant key up events.static bool key_updown_ok(enum mp_command_type cmd){ switch (cmd) { case MP_CMD_SCRIPT_DISPATCH: return true; default: return false; }}
// We don't want the append to the command queue indefinitely, because that// could lead to situations where recovery would take too long. On the other// hand, don't drop commands that will abort playback.static bool should_drop_cmd(struct input_ctx *ictx, struct mp_cmd *cmd){ struct cmd_queue *queue = &ictx->cmd_queue; return (queue_count_cmds(queue) >= ictx->key_fifo_size && (!mp_input_is_abort_cmd(cmd->id) || queue_has_abort_cmds(queue)));}
static void interpret_key(struct input_ctx *ictx, int code, double scale){ /* 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 (mp_msg_test_log(ictx->log, MSGL_DBG2)) { int noflags = code & ~(MP_KEY_STATE_DOWN | MP_KEY_STATE_UP); char *key = get_key_name(noflags, NULL); MP_DBG(ictx, "key code=%#x '%s'%s%s\n", code, key, (code & MP_KEY_STATE_DOWN) ? " down" : "", (code & MP_KEY_STATE_UP) ? " up" : ""); talloc_free(key); }
if (!(code & MP_KEY_STATE_UP) && ictx->num_key_down >= MP_MAX_KEY_DOWN) { MP_ERR(ictx, "Too many key down events at the same time\n"); return; }
if (MP_KEY_DEPENDS_ON_MOUSE_POS(unmod)) ictx->mouse_event_counter++; ictx->got_new_events = true;
bool key_was_down = find_key_down(ictx, code) >= 0; struct mp_cmd *cmd = NULL;
if (code & MP_KEY_STATE_DOWN) { // Check if we don't already have this key as pushed if (key_was_down) return; // Cancel current down-event (there can be only one) release_down_cmd(ictx, true); ictx->key_down[ictx->num_key_down] = code & ~MP_KEY_STATE_DOWN; ictx->num_key_down++; update_mouse_section(ictx); ictx->last_key_down = mp_time_us(); ictx->ar_state = 0; cmd = get_cmd_from_keys(ictx, NULL, ictx->num_key_down, ictx->key_down); if (cmd && should_drop_cmd(ictx, cmd)) { ictx->num_key_down--; talloc_free(cmd); return; } if (cmd && (code & MP_KEY_EMIT_ON_UP)) cmd->key_up_follows = true; ictx->current_down_cmd = mp_cmd_clone(cmd); ictx->current_down_cmd_need_release = false; } else if (code & MP_KEY_STATE_UP) { if (key_was_down) { remove_key_down(ictx, code); release_down_cmd(ictx, false); } update_mouse_section(ictx); } 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_WARN(ictx, "Mixing key presses and up/down.\n"); } update_mouse_section(ictx); // 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; key_down[num_key_down - 1] = code; } else { key_down[num_key_down] = code; num_key_down++; } cmd = get_cmd_from_keys(ictx, NULL, num_key_down, key_down); if (cmd && should_drop_cmd(ictx, cmd)) { talloc_free(cmd); return; } }
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; }
cmd->scale = scale;
if (cmd->key_up_follows) ictx->current_down_cmd_need_release = true; queue_add_tail(&ictx->cmd_queue, cmd);}
static void mp_input_feed_key(struct input_ctx *ictx, int code, double scale){ if (code == MP_INPUT_RELEASE_ALL) { MP_DBG(ictx, "release all\n"); ictx->num_key_down = 0; release_down_cmd(ictx, false); update_mouse_section(ictx); return; } if (code == MP_KEY_MOUSE_LEAVE) { update_mouse_section(ictx); struct mp_cmd *cmd = get_cmd_from_keys(ictx, NULL, 1, (int[]){code}); if (cmd) queue_add_tail(&ictx->cmd_queue, cmd); ictx->got_new_events = true; return; } 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; interpret_key(ictx, code, scale); 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) interpret_key(ictx, code - MP_MOUSE_BTN0 + MP_MOUSE_BTN0_DBL, 1); } ictx->last_doubleclick_key_down = code; ictx->last_doubleclick_time = now; }}
void mp_input_put_key(struct input_ctx *ictx, int code){ input_lock(ictx); mp_input_feed_key(ictx, code, 1); input_unlock(ictx);}
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){ if (value == 0.0) return; input_lock(ictx); mp_input_feed_key(ictx, direction, value); input_unlock(ictx);}
void mp_input_set_mouse_pos(struct input_ctx *ictx, int x, int y){ input_lock(ictx); MP_DBG(ictx, "mouse move %d/%d\n", x, y);
ictx->mouse_event_counter++; ictx->mouse_vo_x = x; ictx->mouse_vo_y = y;
update_mouse_section(ictx); struct mp_cmd *cmd = get_cmd_from_keys(ictx, NULL, 1, (int[]){MP_KEY_MOUSE_MOVE}); if (!cmd) cmd = mp_input_parse_cmd(ictx, bstr0("ignore"), "<internal>");
if (cmd) { cmd->mouse_move = true; cmd->mouse_x = x; cmd->mouse_y = y; if (should_drop_cmd(ictx, cmd)) { talloc_free(cmd); } else { // Coalesce with previous mouse move events (i.e. replace it) struct mp_cmd *tail = queue_peek_tail(&ictx->cmd_queue); if (tail && tail->mouse_move) { queue_remove(&ictx->cmd_queue, tail); talloc_free(tail); } queue_add_tail(&ictx->cmd_queue, cmd); ictx->got_new_events = true; } } input_unlock(ictx);}
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(ictx, bstr0(text), "<pipe>"); talloc_free(text); if (cmd) queue_add_tail(&ictx->cmd_queue, cmd); if (!cmd_fd->got_cmd) return; } if (r == MP_INPUT_ERROR) MP_ERR(ictx, "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, 1); return; }
if (code == MP_INPUT_ERROR) MP_ERR(ictx, "Error on key input file descriptor %d\n", key_fd->fd); else if (code == MP_INPUT_DEAD) { MP_ERR(ictx, "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; input_unlock(ictx); if (select(max_fd + 1, &fds, NULL, NULL, time_val) < 0) { if (errno != EINTR) MP_ERR(ictx, "Select error: %s\n", strerror(errno)); FD_ZERO(&fds); } input_lock(ictx); 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 && ictx->ar_rate > 0) { 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(); read_events(ictx, time);}
int mp_input_queue_cmd(struct input_ctx *ictx, mp_cmd_t *cmd){ input_lock(ictx); ictx->got_new_events = true; if (cmd) queue_add_tail(&ictx->cmd_queue, cmd); input_unlock(ictx); return 1;}
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;}
/** * \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){ input_lock(ictx); if (async_quit_request) { struct mp_cmd *cmd = mp_input_parse_cmd(ictx, bstr0("quit 1"), ""); queue_add_head(&ictx->cmd_queue, cmd); }
if (ictx->cmd_queue.first) time = 0; read_all_events(ictx, time); struct cmd_queue *queue = &ictx->cmd_queue; if (!queue->first) { struct mp_cmd *repeated = check_autorepeat(ictx); if (repeated) queue_add_tail(queue, repeated); } struct mp_cmd *ret = queue_peek(queue); if (ret && !peek_only) { queue_remove(queue, ret); if (ret->mouse_move) { ictx->mouse_x = ret->mouse_x; ictx->mouse_y = ret->mouse_y; } } input_unlock(ictx); return ret;}
void mp_input_get_mouse_pos(struct input_ctx *ictx, int *x, int *y){ input_lock(ictx); *x = ictx->mouse_x; *y = ictx->mouse_y; input_unlock(ictx);}
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 sectionsstatic 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_ERR(ictx, "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_ERR(ictx, "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(ictx, 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(ictx, 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_ERR(ictx, "Can't open input config file %s.\n", file); return 0; } bstr res = stream_read_complete(s, NULL, 1000000); free_stream(s); MP_VERBOSE(ictx, "Parsing input config file %s\n", file); int n_binds = parse_config(ictx, false, res, file, NULL); talloc_free(res.start); MP_VERBOSE(ictx, "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){ input_lock(ictx); 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--; } } input_unlock(ictx);}
void mp_input_enable_section(struct input_ctx *ictx, char *name, int flags){ input_lock(ictx); 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}; } input_unlock(ictx);}
void mp_input_disable_all_sections(struct input_ctx *ictx){ input_lock(ictx); ictx->num_active_sections = 0; input_unlock(ictx);}
void mp_input_set_section_mouse_area(struct input_ctx *ictx, char *name, int x0, int y0, int x1, int y1){ input_lock(ictx); 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; input_unlock(ictx);}
static bool test_mouse(struct input_ctx *ictx, int x, int y, int rej_flags){ input_lock(ictx); bool res = false; for (int i = 0; i < ictx->num_active_sections; i++) { struct active_section *as = &ictx->active_sections[i]; if (as->flags & rej_flags) continue; struct cmd_bind_section *s = get_bind_section(ictx, bstr0(as->name)); if (s->mouse_area_set && test_rect(&s->mouse_area, x, y)) { res = true; break; } } input_unlock(ictx); return res;}
bool mp_input_test_mouse_active(struct input_ctx *ictx, int x, int y){ return test_mouse(ictx, x, y, MP_INPUT_ALLOW_HIDE_CURSOR);}
bool mp_input_test_dragging(struct input_ctx *ictx, int x, int y){ return test_mouse(ictx, x, y, MP_INPUT_ALLOW_VO_DRAGGING);}
// builtin: if true, remove all builtin binds, else remove all user bindsstatic 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 input_lock(ictx); 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); } input_unlock(ictx);}
struct input_ctx *mp_input_init(struct mpv_global *global){ struct input_conf *input_conf = &global->opts->input;
struct input_ctx *ictx = talloc_ptrtype(NULL, ictx); *ictx = (struct input_ctx){ .log = mp_log_new(ictx, global->log, "input"), .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, .mouse_section = "default", .test = input_conf->test, .wakeup_pipe = {-1, -1}, };
#if HAVE_PTHREADS pthread_mutexattr_t attr; pthread_mutexattr_init(&attr); pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE); pthread_mutex_init(&ictx->mutex, &attr); pthread_mutexattr_destroy(&attr);#endif
// Setup default section, so that it does nothing. mp_input_enable_section(ictx, NULL, MP_INPUT_ALLOW_VO_DRAGGING | MP_INPUT_ALLOW_HIDE_CURSOR); mp_input_set_section_mouse_area(ictx, NULL, INT_MIN, INT_MIN, INT_MAX, INT_MAX);
// "Uncomment" the default key bindings in etc/input.conf and add them. // All lines that do not start with '# ' are parsed. bstr builtin = bstr0(builtin_input_conf); while (builtin.len) { bstr line = bstr_getline(builtin, &builtin); bstr_eatstart0(&line, "#"); if (!bstr_startswith0(line, " ")) parse_config(ictx, true, line, "<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_ERR(ictx, "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 && global->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_VERBOSE(ictx, "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_ERR(ictx, "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_ERR(ictx, "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->cmd_queue); talloc_free(ictx->current_down_cmd); input_destroy(ictx); 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){ // Safe without locking if (ictx->wakeup_pipe[1] >= 0) write(ictx->wakeup_pipe[1], &(char){0}, 1);}
static bool test_abort(struct input_ctx *ictx){ if (async_quit_request || queue_has_abort_cmds(&ictx->cmd_queue)) { MP_WARN(ictx, "Received command to move to another file. " "Aborting current processing.\n"); return true; } return false;}
/** * \param time time to wait for an interruption in milliseconds */int mp_input_check_interrupt(struct input_ctx *ictx, int time){ input_lock(ictx); bool res = test_abort(ictx); if (!res) { read_all_events(ictx, time); res = test_abort(ictx); } input_unlock(ictx); return res;}
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. input_lock(ictx); if (mp_input_test_mouse_active(ictx, ictx->mouse_x, ictx->mouse_y)) ictx->mouse_event_counter++; int ret = ictx->mouse_event_counter; input_unlock(ictx); return ret;}