[MPlayer-cvslog] r26795 - in trunk: DOCS/man/en/mplayer.1 DOCS/man/fr/mplayer.1 Makefile configure help/help_mp-en.h input/appleir.c input/ar.h input/input.c

ben subversion at mplayerhq.hu
Sun May 18 13:53:00 CEST 2008


Author: ben
Date: Sun May 18 13:53:00 2008
New Revision: 26795

Log:
Add support for AppleIR Remote as an input under Linux systems.
This requires Linux 2.6 with evdev and appleir drivers.
The keymapping is done to mimics the one that was done for MacOSX.

WARNING: Most distributions do not seems to bother and only let root
access to the device. Modify udev rules accordingly if you want regular
user to be able to use the remote.



Added:
   trunk/input/appleir.c
Modified:
   trunk/Makefile
   trunk/configure
   trunk/input/ar.h
   trunk/input/input.c

Changes in other areas also in this revision:
Modified:
   trunk/DOCS/man/en/mplayer.1
   trunk/DOCS/man/fr/mplayer.1
   trunk/help/help_mp-en.h

Modified: trunk/Makefile
==============================================================================
--- trunk/Makefile	(original)
+++ trunk/Makefile	Sun May 18 13:53:00 2008
@@ -510,6 +510,7 @@ SRCS_MPLAYER = mplayer.c \
                $(addprefix libvo/,$(VO_SRCS)) \
 
 SRCS_MPLAYER-$(APPLE_REMOTE) += input/ar.c
+SRCS_MPLAYER-$(APPLE_IR)     += input/appleir.c
 SRCS_MPLAYER-$(GUI_GTK)      += gui/app.c \
                                 gui/bitmap.c \
                                 gui/cfg.c \

Modified: trunk/configure
==============================================================================
--- trunk/configure	(original)
+++ trunk/configure	Sun May 18 13:53:00 2008
@@ -229,6 +229,7 @@ Optional features:
   --enable-lircc         enable LIRCCD (LIRC client daemon) input [autodetect]
   --enable-joystick      enable joystick support [disable]
   --enable-apple-remote  enable Apple Remote input (Mac OS X only) [autodetect]
+  --enable-apple-ir      enable Apple IR Remote input (Linux only) [autodetect]
   --disable-vm           disable X video mode extensions [autodetect]
   --disable-xf86keysym   disable support for multimedia keys [autodetect]
   --enable-radio         enable radio interface [disable]
@@ -630,6 +631,7 @@ _libnut=auto
 _lirc=auto
 _lircc=auto
 _apple_remote=auto
+_apple_ir=auto
 _gui=no
 _gtk1=no
 _termcap=auto
@@ -1073,6 +1075,8 @@ for ac_option do
   --disable-lircc)	_lircc=no	;;
   --enable-apple-remote) _apple_remote=yes ;;
   --disable-apple-remote) _apple_remote=no ;;
+  --enable-apple-ir)    _apple_ir=yes   ;;
+  --disable-apple-ir)   _apple_ir=no    ;;
   --enable-gui)		_gui=yes	;;
   --disable-gui)	_gui=no		;;
   --enable-gtk1)	_gtk1=yes	;;
@@ -3604,6 +3608,27 @@ echores "$_apple_remote"
 
 fi #if darwin
 
+if linux; then
+
+echocheck "Apple IR"
+if test "$_apple_ir" = auto ; then
+  _apple_ir=no
+  cat > $TMPC <<EOF
+#include <linux/input.h>
+int main(void) {
+  struct input_event ev;
+  return 0;
+}
+EOF
+  cc_check && tmp_run && _apple_ir=yes
+fi
+if test "$_apple_ir" = yes ; then
+  _def_apple_ir='#define HAVE_APPLE_IR 1'
+else
+  _def_apple_ir='#undef HAVE_APPLE_IR'
+fi
+echores "$_apple_ir"
+fi #if linux
 
 echocheck "pkg-config"
 _pkg_config=pkg-config
@@ -7640,6 +7665,7 @@ LADSPA = $_ladspa
 JOYSTICK = $_joystick
 LIRC = $_lirc
 APPLE_REMOTE = $_apple_remote
+APPLE_IR = $_apple_ir
 TV = $_tv
 TV_V4L  = $_tv_v4l
 TV_V4L1 = $_tv_v4l1
@@ -8050,6 +8076,9 @@ $_def_lirc
 /* Apple Remote (remote control, see http://docs.info.apple.com/article.html?artnum=302504) support: */
 $_def_apple_remote
 
+/* Apple IR Remote (Linux remote control driver) */
+$_def_apple_ir
+
 /* Support for maemo (http://www.maemo.org) */
 $_def_maemo
 

Added: trunk/input/appleir.c
==============================================================================
--- (empty file)
+++ trunk/input/appleir.c	Sun May 18 13:53:00 2008
@@ -0,0 +1,151 @@
+/*
+ * Linux Apple IR Remote input interface
+ *
+ * Copyright (C) 2008 Benjamin Zores <ben at geexbox dot org>
+ *
+ * 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 "ar.h"
+#include "input.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <errno.h>
+
+#include <linux/input.h>
+
+#include "mp_msg.h"
+#include "help_mp.h"
+
+#define EVDEV_MAX_EVENTS 32
+
+/* ripped from AppleIR driver */
+#define USB_VENDOR_APPLE          0x05ac
+#define USB_DEV_APPLE_IR          0x8240
+#define USB_DEV_APPLE_IR_2        0x8242
+
+/* Apple IR Remote evdev mapping */
+#define APPLE_IR_MINUS            KEY_VOLUMEDOWN
+#define APPLE_IR_PLUS             KEY_VOLUMEUP
+#define APPLE_IR_MENU             KEY_MENU
+#define APPLE_IR_FORWARD          KEY_NEXTSONG
+#define APPLE_IR_PLAY             KEY_PLAYPAUSE
+#define APPLE_IR_BACKWARD         KEY_PREVIOUSSONG
+
+static const struct {
+  int linux_keycode;
+  int value;
+  int mp_keycode;
+} apple_ir_mapping[] = {
+  { APPLE_IR_PLAY,              1,   AR_PLAY      },
+  { APPLE_IR_PLAY,              2,   AR_PLAY_HOLD },
+  { APPLE_IR_FORWARD,           1,   AR_NEXT      },
+  { APPLE_IR_FORWARD,           2,   AR_NEXT_HOLD },
+  { APPLE_IR_BACKWARD,          1,   AR_PREV      },
+  { APPLE_IR_BACKWARD,          2,   AR_PREV_HOLD },
+  { APPLE_IR_MENU,              1,   AR_MENU      },
+  { APPLE_IR_MENU,              2,   AR_MENU_HOLD },
+  { APPLE_IR_PLUS,              1,   AR_VUP       },  
+  { APPLE_IR_MINUS,             1,   AR_VDOWN     },
+  { -1,                        -1,   -1           }
+};
+
+int mp_input_appleir_init (char *dev)
+{
+  int i, fd;
+
+  if (dev)
+  {
+    mp_msg (MSGT_INPUT, MSGL_V, MSGTR_INPUT_APPLE_IR_Init, dev);
+    fd = open (dev, O_RDONLY | O_NONBLOCK);
+    if (fd < 0)
+    {
+      mp_msg (MSGT_INPUT, MSGL_ERR,
+              MSGTR_INPUT_APPLE_IR_CantOpen, strerror (errno));
+      return -1;
+    }
+
+    return fd;
+  }
+  else
+  {
+    /* look for a valid AppleIR device on system */
+    for (i = 0; i < EVDEV_MAX_EVENTS; i++)
+    {
+      struct input_id id;
+      char file[64];
+
+      sprintf (file, "/dev/input/event%d", i);
+      fd = open (file, O_RDONLY | O_NONBLOCK);
+      if (fd < 0)
+        continue;
+      
+      ioctl (fd, EVIOCGID, &id);
+      if (id.bustype == BUS_USB &&
+          id.vendor  == USB_VENDOR_APPLE &&
+          (id.product == USB_DEV_APPLE_IR ||id.product == USB_DEV_APPLE_IR_2))
+      {
+        mp_msg (MSGT_INPUT, MSGL_V, MSGTR_INPUT_APPLE_IR_Detect, file);
+        return fd;
+      }
+      close (fd);
+    }
+
+    mp_msg (MSGT_INPUT, MSGL_ERR,
+            MSGTR_INPUT_APPLE_IR_CantOpen, strerror (errno));
+  }
+
+  return -1;
+}
+
+int mp_input_appleir_read (int fd)
+{
+  struct input_event ev;
+  int i, r;
+
+  r = read (fd, &ev, sizeof (struct input_event));
+  if (r <= 0 || r < sizeof (struct input_event))
+    return MP_INPUT_NOTHING;
+
+  /* check for key press only */
+  if (ev.type != EV_KEY)
+    return MP_INPUT_NOTHING;
+
+  /* EvDev Key values:
+   *  0: key release
+   *  1: key press
+   *  2: key auto-repeat
+   */
+  if (ev.value == 0)
+    return MP_INPUT_NOTHING;
+
+  /* find Linux evdev -> MPlayer keycode mapping */
+  for (i = 0; apple_ir_mapping[i].linux_keycode != -1; i++)
+    if (apple_ir_mapping[i].linux_keycode == ev.code &&
+        apple_ir_mapping[i].value == ev.value)
+      return apple_ir_mapping[i].mp_keycode;
+  
+  return MP_INPUT_NOTHING;
+}

Modified: trunk/input/ar.h
==============================================================================
--- trunk/input/ar.h	(original)
+++ trunk/input/ar.h	Sun May 18 13:53:00 2008
@@ -35,8 +35,13 @@
 #define AR_VUP       (AR_BASE + 8)
 #define AR_VDOWN     (AR_BASE + 9)
 
+/* MacOSX Driver */
 int mp_input_ar_init(void);
 int mp_input_ar_read(int fd);
 void mp_input_ar_close(int fd);
 
+/* Linux Driver */
+int mp_input_appleir_init(char* dev);
+int mp_input_appleir_read(int fd);
+
 #endif /* MPLAYER_AR_H */

Modified: trunk/input/input.c
==============================================================================
--- trunk/input/input.c	(original)
+++ trunk/input/input.c	Sun May 18 13:53:00 2008
@@ -569,6 +569,7 @@ static char* config_file = "input.conf";
 static int use_ar = 1;
 
 static char* js_dev = NULL;
+static char* ar_dev = NULL;
 
 static char* in_file = NULL;
 static int in_file_fd = -1;
@@ -579,6 +580,7 @@ static int mp_input_print_cmd_list(m_opt
 // Our command line options
 static m_option_t input_conf[] = {
   { "conf", &config_file, CONF_TYPE_STRING, CONF_GLOBAL, 0, 0, NULL },
+  { "ar-dev", &ar_dev, CONF_TYPE_STRING, CONF_GLOBAL, 0, 0, NULL },
   { "ar-delay", &ar_delay, CONF_TYPE_INT, CONF_GLOBAL, 0, 0, NULL },
   { "ar-rate", &ar_rate, CONF_TYPE_INT, CONF_GLOBAL, 0, 0, NULL },
   { "keylist", mp_input_print_key_list, CONF_TYPE_FUNC, CONF_GLOBAL, 0, 0, NULL },
@@ -1760,6 +1762,16 @@ mp_input_init(int use_gui) {
   }
 #endif
 
+#ifdef HAVE_APPLE_IR
+  if(use_ar) {
+    int fd = mp_input_appleir_init(ar_dev);
+    if(fd < 0)
+      mp_msg(MSGT_INPUT,MSGL_ERR,MSGTR_INPUT_INPUT_ErrCantInitAppleRemote);
+    else
+      mp_input_add_key_fd(fd,1,mp_input_appleir_read,(mp_close_func_t)close);
+  }
+#endif
+  
   if(in_file) {
     struct stat st;
     if(stat(in_file,&st))



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