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🎥 Command line media player
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C
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#include <stddef.h>#include <string.h>#include <strings.h>
#include "misc/bstr.h"#include "common/common.h"#include "common/msg.h"
#include "keycodes.h"
struct key_name { int key; char *name;};
/// 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" }, { 0x3000, "IDEOGRAPHIC_SPACE" }, { 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_MBTN_LEFT, "MBTN_LEFT" }, { MP_MBTN_MID, "MBTN_MID" }, { MP_MBTN_RIGHT, "MBTN_RIGHT" }, { MP_WHEEL_UP, "WHEEL_UP" }, { MP_WHEEL_DOWN, "WHEEL_DOWN" }, { MP_WHEEL_LEFT, "WHEEL_LEFT" }, { MP_WHEEL_RIGHT, "WHEEL_RIGHT" }, { MP_MBTN_BACK, "MBTN_BACK" }, { MP_MBTN_FORWARD, "MBTN_FORWARD" }, { MP_MBTN9, "MBTN9" }, { MP_MBTN10, "MBTN10" }, { MP_MBTN11, "MBTN11" }, { MP_MBTN12, "MBTN12" }, { MP_MBTN13, "MBTN13" }, { MP_MBTN14, "MBTN14" }, { MP_MBTN15, "MBTN15" }, { MP_MBTN16, "MBTN16" }, { MP_MBTN17, "MBTN17" }, { MP_MBTN18, "MBTN18" }, { MP_MBTN19, "MBTN19" }, { MP_MBTN_LEFT_DBL, "MBTN_LEFT_DBL" }, { MP_MBTN_MID_DBL, "MBTN_MID_DBL" }, { MP_MBTN_RIGHT_DBL, "MBTN_RIGHT_DBL" },
{ 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_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" }, { MP_KEY_CANCEL, "CANCEL" }, { MP_KEY_RECORD, "RECORD" }, { MP_KEY_CHANNEL_UP, "CHANNEL_UP" }, { MP_KEY_CHANNEL_DOWN,"CHANNEL_DOWN" },
// 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" },
// Deprecated numeric aliases for the mouse buttons { MP_MBTN_LEFT, "MOUSE_BTN0" }, { MP_MBTN_MID, "MOUSE_BTN1" }, { MP_MBTN_RIGHT, "MOUSE_BTN2" }, { MP_WHEEL_UP, "MOUSE_BTN3" }, { MP_WHEEL_DOWN, "MOUSE_BTN4" }, { MP_WHEEL_LEFT, "MOUSE_BTN5" }, { MP_WHEEL_RIGHT, "MOUSE_BTN6" }, { MP_MBTN_BACK, "MOUSE_BTN7" }, { MP_MBTN_FORWARD, "MOUSE_BTN8" }, { MP_MBTN9, "MOUSE_BTN9" }, { MP_MBTN10, "MOUSE_BTN10" }, { MP_MBTN11, "MOUSE_BTN11" }, { MP_MBTN12, "MOUSE_BTN12" }, { MP_MBTN13, "MOUSE_BTN13" }, { MP_MBTN14, "MOUSE_BTN14" }, { MP_MBTN15, "MOUSE_BTN15" }, { MP_MBTN16, "MOUSE_BTN16" }, { MP_MBTN17, "MOUSE_BTN17" }, { MP_MBTN18, "MOUSE_BTN18" }, { MP_MBTN19, "MOUSE_BTN19" }, { MP_MBTN_LEFT_DBL, "MOUSE_BTN0_DBL" }, { MP_MBTN_MID_DBL, "MOUSE_BTN1_DBL" }, { MP_MBTN_RIGHT_DBL, "MOUSE_BTN2_DBL" }, { MP_WHEEL_UP, "AXIS_UP" }, { MP_WHEEL_DOWN, "AXIS_DOWN" }, { MP_WHEEL_LEFT, "AXIS_LEFT" }, { MP_WHEEL_RIGHT, "AXIS_RIGHT" },
{ MP_KEY_CLOSE_WIN, "CLOSE_WIN" }, { MP_KEY_MOUSE_MOVE, "MOUSE_MOVE" }, { MP_KEY_MOUSE_LEAVE, "MOUSE_LEAVE" }, { MP_KEY_MOUSE_ENTER, "MOUSE_ENTER" },
{ MP_KEY_UNMAPPED, "UNMAPPED" },
{ 0, NULL }};
static const 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 }};
int mp_input_get_key_from_name(const char *name){ int modifiers = 0; const char *p; while ((p = strchr(name, '+'))) { for (const 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 mp_normalize_keycode(code + modifiers);
if (bstr_startswith0(bname, "0x")) return mp_normalize_keycode(strtol(name, NULL, 16) + modifiers);
for (int i = 0; key_names[i].name != NULL; i++) { if (strcasecmp(key_names[i].name, name) == 0) return mp_normalize_keycode(key_names[i].key + modifiers); }
return -1;}
static void mp_input_append_key_name(bstr *buf, int key){ for (int i = 0; modifier_names[i].name; i++) { if (modifier_names[i].key & key) { bstr_xappend_asprintf(NULL, buf, "%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) { bstr_xappend_asprintf(NULL, buf, "%s", key_names[i].name); return; } }
// printable, and valid unicode range if (key >= 32 && key <= 0x10FFFF) { mp_append_utf8_bstr(NULL, buf, key); return; }
// Print the hex key code bstr_xappend_asprintf(NULL, buf, "0x%x", key);}
char *mp_input_get_key_name(int key){ bstr dst = {0}; mp_input_append_key_name(&dst, key); return dst.start;}
char *mp_input_get_key_combo_name(const int *keys, int max){ bstr dst = {0}; while (max > 0) { mp_input_append_key_name(&dst, *keys); if (--max && *++keys) bstr_xappend(NULL, &dst, bstr0("-")); else break; } return dst.start;}
int mp_input_get_keys_from_string(char *name, int max_num_keys, int *out_num_keys, int *keys){ char *end, *ptr; int n = 0;
ptr = name; n = 0; for (end = strchr(ptr, '-'); ; 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 < max_num_keys) ptr = &end[1]; else break; } *out_num_keys = n; return 1;}
void mp_print_key_list(struct mp_log *out){ mp_info(out, "\n"); for (int i = 0; key_names[i].name != NULL; i++) mp_info(out, "%s\n", key_names[i].name);}
int mp_normalize_keycode(int keycode){ if (keycode <= 0) return keycode; int code = keycode & ~MP_KEY_MODIFIER_MASK; int mod = keycode & MP_KEY_MODIFIER_MASK; /* 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. */ if (code >= 32 && code < MP_KEY_BASE) { /* Still try to support ASCII case-modifications properly. For example, * we want to change "Shift+a" to "A", not "a". Doing this for unicode * in general would require huge lookup tables, or a libc with proper * unicode support, so we don't do that. */ if (code >= 'a' && code <= 'z' && (mod & MP_KEY_MODIFIER_SHIFT)) code &= 0x5F; mod &= ~MP_KEY_MODIFIER_SHIFT; } return code | mod;}