--- /dev/null
+/*****************************************************************************
+ * rtci.c : real time control interface stdin/stdout module for vlc
+ *****************************************************************************
+ * Copyright (C) 2004 VideoLAN
+ * $Id: rc.c 8847 2004-09-29 11:36:37Z markfm $
+ *
+ * Author: Peter Surda <shurdeek@panorama.sth.ac.at>
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ *****************************************************************************/
+
+/******************************************************************************
+ * Module purpose -- provide a socket based interface to control various
+ * VLC parameters and obtain status information on the fly. Output
+ * will be purposely less verbose than on some interfaces -- this
+ * interface is intended more for comms with an external program than a human
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Preamble
+ *****************************************************************************/
+#include <stdlib.h> /* malloc(), free() */
+#include <string.h>
+
+#include <errno.h> /* ENOMEM */
+#include <stdio.h>
+#include <ctype.h>
+#include <signal.h>
+
+#include <vlc/vlc.h>
+#include <vlc/intf.h>
+#include <vlc/aout.h>
+#include <vlc/vout.h>
+
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+
+#ifdef HAVE_SYS_TIME_H
+# include <sys/time.h>
+#endif
+#include <sys/types.h>
+
+#include "vlc_error.h"
+#include "network.h"
+
+#if defined(PF_UNIX) && !defined(PF_LOCAL)
+# define PF_LOCAL PF_UNIX
+#endif
+#if defined(AF_UNIX) && !defined(AF_LOCAL)
+# define AF_LOCAL AF_UNIX
+#endif
+
+#ifdef PF_LOCAL
+# include <sys/un.h>
+#endif
+
+#define MAX_LINE_LENGTH 256
+
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
+static int Activate ( vlc_object_t * );
+static void Deactivate ( vlc_object_t * );
+static void Run ( intf_thread_t * );
+
+static vlc_bool_t ReadCommand( intf_thread_t *, char *, int * );
+
+static int Input ( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
+static int Playlist ( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
+static int Other ( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
+static int Quit ( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
+static int Intf ( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
+static int Volume ( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
+static int VolumeMove ( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
+static int AudioConfig ( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
+
+struct intf_sys_t
+{
+ int i_socket_listen;
+ int i_socket;
+ char *psz_unix_path;
+ vlc_bool_t b_extend;
+
+#ifdef WIN32
+ HANDLE hConsoleIn;
+#endif
+};
+
+#ifdef HAVE_VARIADIC_MACROS
+# define printf( psz_format, args... ) \
+ Printf( p_intf, psz_format, ## args )
+#endif
+
+void Printf( intf_thread_t *p_intf, const char *psz_fmt, ... )
+{
+ va_list args;
+ va_start( args, psz_fmt );
+ if( p_intf->p_sys->i_socket == -1 ) vprintf( psz_fmt, args );
+ else net_vaPrintf( p_intf, p_intf->p_sys->i_socket, psz_fmt, args );
+ va_end( args );
+}
+
+/*****************************************************************************
+ * Module descriptor
+ *****************************************************************************/
+#define POS_TEXT N_("Show stream position")
+#define POS_LONGTEXT N_("Show the current position in seconds within the " \
+ "stream from time to time." )
+
+#define TTY_TEXT N_("Fake TTY")
+#define TTY_LONGTEXT N_("Force the rtci module to use stdin as if it was a TTY.")
+
+#define UNIX_TEXT N_("UNIX socket command input")
+#define UNIX_LONGTEXT N_("Accept commands over a Unix socket rather than " \
+ "stdin." )
+
+#define HOST_TEXT N_("TCP command input")
+#define HOST_LONGTEXT N_("Accept commands over a socket rather than stdin. " \
+ "You can set the address and port the interface will bind to." )
+#define EXTEND_TEXT N_("Extended help")
+#define EXTEND_LONGTEXT N_("List additional commands.")
+
+
+#ifdef WIN32
+#define QUIET_TEXT N_("Do not open a DOS command box interface")
+#define QUIET_LONGTEXT N_( \
+ "By default the rtci interface plugin will start a DOS command box. " \
+ "Enabling the quiet mode will not launch this command box." )
+#endif
+
+vlc_module_begin();
+ set_description( _("Real time control interface") );
+ add_bool( "rtci-show-pos", 0, NULL, POS_TEXT, POS_LONGTEXT, VLC_TRUE );
+#ifdef HAVE_ISATTY
+ add_bool( "rtci-fake-tty", 0, NULL, TTY_TEXT, TTY_LONGTEXT, VLC_TRUE );
+#endif
+ add_string( "rtci-unix", 0, NULL, UNIX_TEXT, UNIX_LONGTEXT, VLC_TRUE );
+ add_string( "rtci-host", 0, NULL, HOST_TEXT, HOST_LONGTEXT, VLC_TRUE );
+
+#ifdef WIN32
+ add_bool( "rtci-quiet", 0, NULL, QUIET_TEXT, QUIET_LONGTEXT, VLC_FALSE );
+#endif
+ add_bool( "rtci-extend", 0, NULL, EXTEND_TEXT, EXTEND_LONGTEXT, VLC_FALSE );
+
+ set_capability( "interface", 20 );
+ set_callbacks( Activate, Deactivate );
+vlc_module_end();
+
+/*****************************************************************************
+ * Activate: initialize and create stuff
+ *****************************************************************************/
+static int Activate( vlc_object_t *p_this )
+{
+ intf_thread_t *p_intf = (intf_thread_t*)p_this;
+ char *psz_host, *psz_unix_path;
+ int i_socket = -1;
+
+#if defined(HAVE_ISATTY) && !defined(WIN32)
+ /* Check that stdin is a TTY */
+ if( !config_GetInt( p_intf, "rtci-fake-tty" ) && !isatty( 0 ) )
+ {
+ msg_Warn( p_intf, "fd 0 is not a TTY" );
+ return VLC_EGENERIC;
+ }
+#endif
+
+ psz_unix_path = config_GetPsz( p_intf, "rtci-unix" );
+ if( psz_unix_path )
+ {
+#ifndef PF_LOCAL
+ msg_Warn( p_intf, "your OS doesn't support filesystem sockets" );
+ free( psz_unix_path );
+ return VLC_EGENERIC;
+#else
+ struct sockaddr_un addr;
+ int i_ret;
+
+ memset( &addr, 0, sizeof(struct sockaddr_un) );
+
+ msg_Dbg( p_intf, "trying UNIX socket" );
+
+ if( (i_socket = socket( PF_LOCAL, SOCK_STREAM, 0 ) ) < 0 )
+ {
+ msg_Warn( p_intf, "can't open socket: %s", strerror(errno) );
+ free( psz_unix_path );
+ return VLC_EGENERIC;
+ }
+
+ addr.sun_family = AF_LOCAL;
+ strncpy( addr.sun_path, psz_unix_path, sizeof( addr.sun_path ) );
+ addr.sun_path[sizeof( addr.sun_path ) - 1] = '\0';
+
+ if( (i_ret = bind( i_socket, (struct sockaddr*)&addr,
+ sizeof(struct sockaddr_un) ) ) < 0 )
+ {
+ msg_Warn( p_intf, "couldn't bind socket to address: %s",
+ strerror(errno) );
+ free( psz_unix_path );
+ net_Close( i_socket );
+ return VLC_EGENERIC;
+ }
+
+ if( ( i_ret = listen( i_socket, 1 ) ) < 0 )
+ {
+ msg_Warn( p_intf, "can't listen on socket: %s", strerror(errno));
+ free( psz_unix_path );
+ net_Close( i_socket );
+ return VLC_EGENERIC;
+ }
+#endif
+ }
+
+ if( ( i_socket == -1) &&
+ ( psz_host = config_GetPsz( p_intf, "rtci-host" ) ) != NULL )
+ {
+ vlc_url_t url;
+
+ vlc_UrlParse( &url, psz_host, 0 );
+
+ msg_Dbg( p_intf, "base %s port %d", url.psz_host, url.i_port );
+
+ if( (i_socket = net_ListenTCP(p_this, url.psz_host, url.i_port)) == -1)
+ {
+ msg_Warn( p_intf, "can't listen to %s port %i",
+ url.psz_host, url.i_port );
+ vlc_UrlClean( &url );
+ free( psz_host );
+ return VLC_EGENERIC;
+ }
+
+ vlc_UrlClean( &url );
+ free( psz_host );
+ }
+
+ p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
+ if( !p_intf->p_sys )
+ {
+ msg_Err( p_intf, "no memory" );
+ return VLC_ENOMEM;
+ }
+
+ p_intf->p_sys->i_socket_listen = i_socket;
+ p_intf->p_sys->i_socket = -1;
+ p_intf->p_sys->psz_unix_path = psz_unix_path;
+
+ /* Non-buffered stdout */
+ setvbuf( stdout, (char *)NULL, _IOLBF, 0 );
+
+ p_intf->pf_run = Run;
+
+#ifdef WIN32
+ if( !config_GetInt( p_intf, "rtci-quiet" ) ) { CONSOLE_INTRO_MSG; }
+#else
+ CONSOLE_INTRO_MSG;
+#endif
+
+ printf( _("Real time control interface initialized, `h' for help\n") );
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * Deactivate: uninitialize and cleanup
+ *****************************************************************************/
+static void Deactivate( vlc_object_t *p_this )
+{
+ intf_thread_t *p_intf = (intf_thread_t*)p_this;
+
+ if( p_intf->p_sys->i_socket_listen != -1 )
+ net_Close( p_intf->p_sys->i_socket_listen );
+ if( p_intf->p_sys->i_socket != -1 )
+ net_Close( p_intf->p_sys->i_socket );
+ if( p_intf->p_sys->psz_unix_path != NULL )
+ {
+#ifdef PF_LOCAL
+ unlink( p_intf->p_sys->psz_unix_path );
+#endif
+ free( p_intf->p_sys->psz_unix_path );
+ }
+ free( p_intf->p_sys );
+}
+
+/*****************************************************************************
+ * Run: rtci thread
+ *****************************************************************************
+ * This part of the interface is in a separate thread so that we can call
+ * exec() from within it without annoying the rest of the program.
+ *****************************************************************************/
+static void Run( intf_thread_t *p_intf )
+{
+ input_thread_t * p_input;
+ playlist_t * p_playlist;
+
+ char p_buffer[ MAX_LINE_LENGTH + 1 ];
+ vlc_bool_t b_showpos = config_GetInt( p_intf, "rtci-show-pos" );
+
+ int i_size = 0;
+ int i_oldpos = 0;
+ int i_newpos;
+
+ p_buffer[0] = 0;
+ p_input = NULL;
+ p_playlist = NULL;
+
+ p_intf->p_sys->b_extend = config_GetInt( p_intf, "rtci-extend" );
+ /* Register commands that will be cleaned up upon object destruction */
+ var_Create( p_intf, "quit", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "quit", Quit, NULL );
+ var_Create( p_intf, "intf", VLC_VAR_STRING | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "intf", Intf, NULL );
+
+ var_Create( p_intf, "add", VLC_VAR_STRING | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "add", Playlist, NULL );
+ var_Create( p_intf, "playlist", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "playlist", Playlist, NULL );
+ var_Create( p_intf, "play", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "play", Playlist, NULL );
+ var_Create( p_intf, "stop", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "stop", Playlist, NULL );
+ var_Create( p_intf, "prev", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "prev", Playlist, NULL );
+ var_Create( p_intf, "next", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "next", Playlist, NULL );
+
+ var_Create( p_intf, "marq-marquee", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "marq-marquee", Other, NULL );
+ var_Create( p_intf, "marq-x", VLC_VAR_INTEGER | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "marq-x", Other, NULL );
+ var_Create( p_intf, "marq-y", VLC_VAR_INTEGER | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "marq-y", Other, NULL );
+ var_Create( p_intf, "marq-timeout", VLC_VAR_INTEGER | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "marq-timeout", Other, NULL );
+
+ var_Create( p_intf, "pause", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "pause", Input, NULL );
+ var_Create( p_intf, "seek", VLC_VAR_INTEGER | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "seek", Input, NULL );
+ var_Create( p_intf, "title", VLC_VAR_STRING | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "title", Input, NULL );
+ var_Create( p_intf, "title_n", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "title_n", Input, NULL );
+ var_Create( p_intf, "title_p", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "title_p", Input, NULL );
+ var_Create( p_intf, "chapter", VLC_VAR_STRING | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "chapter", Input, NULL );
+ var_Create( p_intf, "chapter_n", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "chapter_n", Input, NULL );
+ var_Create( p_intf, "chapter_p", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "chapter_p", Input, NULL );
+
+ var_Create( p_intf, "volume", VLC_VAR_STRING | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "volume", Volume, NULL );
+ var_Create( p_intf, "volup", VLC_VAR_STRING | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "volup", VolumeMove, NULL );
+ var_Create( p_intf, "voldown", VLC_VAR_STRING | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "voldown", VolumeMove, NULL );
+ var_Create( p_intf, "adev", VLC_VAR_STRING | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "adev", AudioConfig, NULL );
+ var_Create( p_intf, "achan", VLC_VAR_STRING | VLC_VAR_ISCOMMAND );
+ var_AddCallback( p_intf, "achan", AudioConfig, NULL );
+
+#ifdef WIN32
+ /* Get the file descriptor of the console input */
+ p_intf->p_sys->hConsoleIn = GetStdHandle(STD_INPUT_HANDLE);
+ if( p_intf->p_sys->hConsoleIn == INVALID_HANDLE_VALUE )
+ {
+ msg_Err( p_intf, "Couldn't open STD_INPUT_HANDLE" );
+ p_intf->b_die = VLC_TRUE;
+ }
+#endif
+
+ while( !p_intf->b_die )
+ {
+ char *psz_cmd, *psz_arg;
+ vlc_bool_t b_complete;
+
+ if( p_intf->p_sys->i_socket_listen != - 1 &&
+ p_intf->p_sys->i_socket == -1 )
+ {
+ p_intf->p_sys->i_socket =
+ net_Accept( p_intf, p_intf->p_sys->i_socket_listen, 0 );
+ }
+
+ b_complete = ReadCommand( p_intf, p_buffer, &i_size );
+
+ /* Manage the input part */
+ if( p_input == NULL )
+ {
+ if( p_playlist )
+ {
+ p_input = vlc_object_find( p_playlist, VLC_OBJECT_INPUT,
+ FIND_CHILD );
+ }
+ else
+ {
+ p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
+ FIND_ANYWHERE );
+ if( p_input )
+ {
+ p_playlist = vlc_object_find( p_input, VLC_OBJECT_PLAYLIST,
+ FIND_PARENT );
+ }
+ }
+ }
+ else if( p_input->b_dead )
+ {
+ vlc_object_release( p_input );
+ p_input = NULL;
+ }
+
+ if( p_input && b_showpos )
+ {
+ i_newpos = 100 * var_GetFloat( p_input, "position" );
+ if( i_oldpos != i_newpos )
+ {
+ i_oldpos = i_newpos;
+ printf( "pos: %d%%\n", i_newpos );
+ }
+ }
+
+ /* Is there something to do? */
+ if( !b_complete ) continue;
+
+
+ /* Skip heading spaces */
+ psz_cmd = p_buffer;
+ while( *psz_cmd == ' ' )
+ {
+ psz_cmd++;
+ }
+
+ /* Split psz_cmd at the first space and make sure that
+ * psz_arg is valid */
+ psz_arg = strchr( psz_cmd, ' ' );
+ if( psz_arg )
+ {
+ *psz_arg++ = 0;
+ while( *psz_arg == ' ' )
+ {
+ psz_arg++;
+ }
+ }
+ else
+ {
+ psz_arg = "";
+ }
+
+ /* If the user typed a registered local command, try it */
+ if( var_Type( p_intf, psz_cmd ) & VLC_VAR_ISCOMMAND )
+ {
+ vlc_value_t val;
+ int i_ret;
+
+ val.psz_string = psz_arg;
+ i_ret = var_Set( p_intf, psz_cmd, val );
+ printf( _("%s: returned %i (%s)\n"),
+ psz_cmd, i_ret, vlc_error( i_ret ) );
+ }
+ /* Or maybe it's a global command */
+ else if( var_Type( p_intf->p_libvlc, psz_cmd ) & VLC_VAR_ISCOMMAND )
+ {
+ vlc_value_t val;
+ int i_ret;
+
+ val.psz_string = psz_arg;
+ /* FIXME: it's a global command, but we should pass the
+ * local object as an argument, not p_intf->p_libvlc. */
+ i_ret = var_Set( p_intf->p_libvlc, psz_cmd, val );
+ if( i_ret != 0 )
+ {
+ printf( _("%s: returned %i (%s)\n"),
+ psz_cmd, i_ret, vlc_error( i_ret ) );
+ }
+ }
+ else if( !strcmp( psz_cmd, "logout" ) )
+ {
+ /* Close connection */
+ if( p_intf->p_sys->i_socket != -1 )
+ {
+ net_Close( p_intf->p_sys->i_socket );
+ }
+ p_intf->p_sys->i_socket = -1;
+ }
+ else if( !strcmp( psz_cmd, "info" ) )
+ {
+ if( p_input )
+ {
+ int i, j;
+ vlc_mutex_lock( &p_input->input.p_item->lock );
+ for ( i = 0; i < p_input->input.p_item->i_categories; i++ )
+ {
+ info_category_t *p_category =
+ p_input->input.p_item->pp_categories[i];
+
+ printf( "+----[ %s ]\n", p_category->psz_name );
+ printf( "| \n" );
+ for ( j = 0; j < p_category->i_infos; j++ )
+ {
+ info_t *p_info = p_category->pp_infos[j];
+ printf( "| %s: %s\n", p_info->psz_name,
+ p_info->psz_value );
+ }
+ printf( "| \n" );
+ }
+ printf( _("+----[ end of stream info ]\n") );
+ vlc_mutex_unlock( &p_input->input.p_item->lock );
+ }
+ else
+ {
+ printf( _("no input\n") );
+ }
+ }
+ else if( !strcmp( psz_cmd, "is_playing" ) )
+ {
+ if( ! p_input )
+ {
+ printf( "0\n" );
+ }
+ else
+ {
+ printf( "1\n" );
+ }
+ }
+ else if( !strcmp( psz_cmd, "get_time" ) )
+ {
+ if( ! p_input )
+ {
+ printf("0\n");
+ }
+ else
+ {
+ vlc_value_t time;
+ var_Get( p_input, "time", &time );
+ printf( "%i\n", time.i_time / 1000000);
+ }
+ }
+ else if( !strcmp( psz_cmd, "get_length" ) )
+ {
+ if( ! p_input )
+ {
+ printf("0\n");
+ }
+ else
+ {
+ vlc_value_t time;
+ var_Get( p_input, "length", &time );
+ printf( "%i\n", time.i_time / 1000000);
+ }
+ }
+ else if( !strcmp( psz_cmd, "get_title" ) )
+ {
+ if( ! p_input )
+ {
+ printf("\n");
+ }
+ else
+ {
+ printf( "%s\n", p_input->input.p_item->psz_name );
+ }
+ }
+ else switch( psz_cmd[0] )
+ {
+ case 'f':
+ case 'F':
+ if( p_input )
+ {
+ vout_thread_t *p_vout;
+ p_vout = vlc_object_find( p_input,
+ VLC_OBJECT_VOUT, FIND_CHILD );
+
+ if( p_vout )
+ {
+ p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
+ vlc_object_release( p_vout );
+ }
+ }
+ break;
+
+ case 's':
+ case 'S':
+ ;
+ break;
+
+ case '?':
+ case 'h':
+ case 'H':
+ printf(_("+----[ Remote control commands ]\n"));
+ printf("| \n");
+ printf(_("| add XYZ . . . . . . . . . . add XYZ to playlist\n"));
+ printf(_("| playlist . . . show items currently in playlist\n"));
+ printf(_("| play . . . . . . . . . . . . . . . . play stream\n"));
+ printf(_("| stop . . . . . . . . . . . . . . . . stop stream\n"));
+ printf(_("| next . . . . . . . . . . . . next playlist item\n"));
+ printf(_("| prev . . . . . . . . . . previous playlist item\n"));
+ printf(_("| title [X] . . . . set/get title in current item\n"));
+ printf(_("| title_n . . . . . . next title in current item\n"));
+ printf(_("| title_p . . . . previous title in current item\n"));
+ printf(_("| chapter [X] . . set/get chapter in current item\n"));
+ printf(_("| chapter_n . . . . next chapter in current item\n"));
+ printf(_("| chapter_p . . previous chapter in current item\n"));
+ printf("| \n");
+ printf(_("| seek X . seek in seconds, for instance `seek 12'\n"));
+ printf(_("| pause . . . . . . . . . . . . . . toggle pause\n"));
+ printf(_("| f . . . . . . . . . . . . . . toggle fullscreen\n"));
+ printf(_("| info . . . information about the current stream\n"));
+ printf("| \n");
+ printf(_("| volume [X] . . . . . . . . set/get audio volume\n"));
+ printf(_("| volup [X] . . . . . raise audio volume X steps\n"));
+ printf(_("| voldown [X] . . . . lower audio volume X steps\n"));
+ printf(_("| adev [X] . . . . . . . . . set/get audio device\n"));
+ printf(_("| achan [X]. . . . . . . . set/get audio channels\n"));
+ printf("| \n");
+ if (p_intf->p_sys->b_extend)
+ {
+ printf(_("| marq-marquee STRING . . overlay STRING in video\n"));
+ printf(_("| marq-x X . . . . . .offset of marquee, from left\n"));
+ printf(_("| marq-y Y . . . . . . offset of marquee, from top\n"));
+ printf(_("| marq-timeout T. . . . .timeout of marquee, in ms\n"));
+ printf("| \n");
+ }
+ printf(_("| help . . . . . . . . . . . . . this help message\n"));
+ printf(_("| logout . . . . . .exit (if in socket connection)\n"));
+ printf(_("| quit . . . . . . . . . . . . . . . . . quit vlc\n"));
+ printf("| \n");
+ printf(_("+----[ end of help ]\n"));
+ break;
+
+ case '\0':
+ /* Ignore empty lines */
+ break;
+
+ default:
+ printf(_("unknown command `%s', type `help' for help\n"), psz_cmd);
+ break;
+ }
+
+ /* Command processed */
+ i_size = 0; p_buffer[0] = 0;
+ }
+
+ if( p_input )
+ {
+ vlc_object_release( p_input );
+ p_input = NULL;
+ }
+
+ if( p_playlist )
+ {
+ vlc_object_release( p_playlist );
+ p_playlist = NULL;
+ }
+}
+
+static int Input( vlc_object_t *p_this, char const *psz_cmd,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ intf_thread_t *p_intf = (intf_thread_t*)p_this;
+ input_thread_t *p_input;
+ vlc_value_t val;
+
+ p_input = vlc_object_find( p_this, VLC_OBJECT_INPUT, FIND_ANYWHERE );
+ if( !p_input ) return VLC_ENOOBJ;
+
+ /* Parse commands that only require an input */
+ if( !strcmp( psz_cmd, "pause" ) )
+ {
+ val.i_int = PAUSE_S;
+
+ var_Set( p_input, "state", val );
+ vlc_object_release( p_input );
+ return VLC_SUCCESS;
+ }
+ else if( !strcmp( psz_cmd, "seek" ) )
+ {
+ if( strlen( newval.psz_string ) > 0 &&
+ newval.psz_string[strlen( newval.psz_string ) - 1] == '%' )
+ {
+ val.f_float = (float)atoi( newval.psz_string ) / 100.0;
+ var_Set( p_input, "position", val );
+ }
+ else
+ {
+ val.i_time = ((int64_t)atoi( newval.psz_string )) * 1000000;
+ var_Set( p_input, "time", val );
+ }
+ vlc_object_release( p_input );
+ return VLC_SUCCESS;
+ }
+
+ else if( !strcmp( psz_cmd, "chapter" ) ||
+ !strcmp( psz_cmd, "chapter_n" ) ||
+ !strcmp( psz_cmd, "chapter_p" ) )
+ {
+ if( !strcmp( psz_cmd, "chapter" ) )
+ {
+ if ( *newval.psz_string )
+ {
+ /* Set. */
+ val.i_int = atoi( newval.psz_string );
+ var_Set( p_input, "chapter", val );
+ }
+ else
+ {
+ vlc_value_t val_list;
+
+ /* Get. */
+ var_Get( p_input, "chapter", &val );
+ var_Change( p_input, "chapter", VLC_VAR_GETCHOICES,
+ &val_list, NULL );
+ printf( _("Currently playing chapter %d/%d\n"),
+ val.i_int, val_list.p_list->i_count );
+ var_Change( p_this, "chapter", VLC_VAR_FREELIST,
+ &val_list, NULL );
+ }
+ }
+ else if( !strcmp( psz_cmd, "chapter_n" ) )
+ {
+ val.b_bool = VLC_TRUE;
+ var_Set( p_input, "next-chapter", val );
+ }
+ else if( !strcmp( psz_cmd, "chapter_p" ) )
+ {
+ val.b_bool = VLC_TRUE;
+ var_Set( p_input, "prev-chapter", val );
+ }
+
+ vlc_object_release( p_input );
+ return VLC_SUCCESS;
+ }
+ else if( !strcmp( psz_cmd, "title" ) ||
+ !strcmp( psz_cmd, "title_n" ) ||
+ !strcmp( psz_cmd, "title_p" ) )
+ {
+ if( !strcmp( psz_cmd, "title" ) )
+ {
+ if ( *newval.psz_string )
+ {
+ /* Set. */
+ val.i_int = atoi( newval.psz_string );
+ var_Set( p_input, "title", val );
+ }
+ else
+ {
+ vlc_value_t val_list;
+
+ /* Get. */
+ var_Get( p_input, "title", &val );
+ var_Change( p_input, "title", VLC_VAR_GETCHOICES,
+ &val_list, NULL );
+ printf( _("Currently playing title %d/%d\n"),
+ val.i_int, val_list.p_list->i_count );
+ var_Change( p_this, "title", VLC_VAR_FREELIST,
+ &val_list, NULL );
+ }
+ }
+ else if( !strcmp( psz_cmd, "title_n" ) )
+ {
+ val.b_bool = VLC_TRUE;
+ var_Set( p_input, "next-title", val );
+ }
+ else if( !strcmp( psz_cmd, "title_p" ) )
+ {
+ val.b_bool = VLC_TRUE;
+ var_Set( p_input, "prev-title", val );
+ }
+
+ vlc_object_release( p_input );
+ return VLC_SUCCESS;
+ }
+
+ /* Never reached. */
+ return VLC_EGENERIC;
+}
+
+static int Playlist( vlc_object_t *p_this, char const *psz_cmd,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ intf_thread_t *p_intf = (intf_thread_t*)p_this;
+ playlist_t *p_playlist;
+
+ p_playlist = vlc_object_find( p_this, VLC_OBJECT_PLAYLIST,
+ FIND_ANYWHERE );
+ if( !p_playlist )
+ {
+ return VLC_ENOOBJ;
+ }
+
+ /* Parse commands that require a playlist */
+ if( !strcmp( psz_cmd, "prev" ) )
+ {
+ playlist_Prev( p_playlist );
+ }
+ else if( !strcmp( psz_cmd, "next" ) )
+ {
+ playlist_Next( p_playlist );
+ }
+ else if( !strcmp( psz_cmd, "play" ) )
+ {
+ playlist_Play( p_playlist );
+ }
+ else if( !strcmp( psz_cmd, "stop" ) )
+ {
+ playlist_Stop( p_playlist );
+ }
+ else if( !strcmp( psz_cmd, "add" ) )
+ {
+ printf( _("trying to add %s to playlist\n"), newval.psz_string );
+ playlist_Add( p_playlist, newval.psz_string, newval.psz_string,
+ PLAYLIST_GO|PLAYLIST_APPEND, PLAYLIST_END );
+ }
+ else if( !strcmp( psz_cmd, "playlist" ) )
+ {
+ int i;
+ for ( i = 0; i < p_playlist->i_size; i++ )
+ {
+ printf( "|%s%s %s|\n", i == p_playlist->i_index?"*":" ",
+ p_playlist->pp_items[i]->input.psz_name,
+ p_playlist->pp_items[i]->input.psz_uri );
+ }
+ if ( i == 0 )
+ {
+ printf( _("| no entries\n") );
+ }
+ }
+
+ /*
+ * sanity check
+ */
+ else
+ {
+ printf( _("unknown command!\n") );
+ }
+
+ vlc_object_release( p_playlist );
+ return VLC_SUCCESS;
+}
+
+static int Other( vlc_object_t *p_this, char const *psz_cmd,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ intf_thread_t *p_intf = (intf_thread_t*)p_this;
+ vlc_object_t *p_pl;
+ vlc_value_t val;
+
+ p_pl = vlc_object_find( p_this, VLC_OBJECT_PLAYLIST,
+ FIND_ANYWHERE );
+ if( !p_pl )
+ {
+ return VLC_ENOOBJ;
+ }
+
+ /* Parse miscellaneous commands */
+ if( !strcmp( psz_cmd, "marq-marquee" ) )
+ {
+ if( strlen( newval.psz_string ) > 0 )
+ {
+ val.psz_string = newval.psz_string;
+ var_Set( p_pl, "marq-marquee", val );
+ }
+ else
+ {
+ val.psz_string = "";
+ var_Set( p_pl, "marq-marquee", val);
+ }
+ }
+ else if( !strcmp( psz_cmd, "marq-x" ) )
+ {
+ if( strlen( newval.psz_string ) > 0)
+ {
+ val.i_int = atoi( newval.psz_string );
+ var_Set( p_pl, "marq-x", val );
+ }
+ }
+ else if( !strcmp( psz_cmd, "marq-y" ) )
+ {
+ if( strlen( newval.psz_string ) > 0)
+ {
+ val.i_int = atoi( newval.psz_string );
+ var_Set( p_pl, "marq-y", val );
+ }
+ }
+ else if( !strcmp( psz_cmd, "marq-timeout" ) )
+ {
+ if( strlen( newval.psz_string ) > 0)
+ {
+ val.i_int = atoi( newval.psz_string );
+ var_Set( p_pl, "marq-timeout", val );
+ }
+ }
+
+ /*
+ * sanity check
+ */
+ else
+ {
+ printf( _("unknown command!\n") );
+ }
+
+ vlc_object_release( p_pl );
+ return VLC_SUCCESS;
+}
+
+static int Quit( vlc_object_t *p_this, char const *psz_cmd,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ p_this->p_vlc->b_die = VLC_TRUE;
+ return VLC_SUCCESS;
+}
+
+static int Intf( vlc_object_t *p_this, char const *psz_cmd,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ intf_thread_t *p_newintf;
+
+ p_newintf = intf_Create( p_this->p_vlc, newval.psz_string );
+
+ if( p_newintf )
+ {
+ p_newintf->b_block = VLC_FALSE;
+ if( intf_RunThread( p_newintf ) )
+ {
+ vlc_object_detach( p_newintf );
+ intf_Destroy( p_newintf );
+ }
+ }
+
+ return VLC_SUCCESS;
+}
+
+static int Volume( vlc_object_t *p_this, char const *psz_cmd,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ intf_thread_t *p_intf = (intf_thread_t*)p_this;
+ int i_error;
+
+ if ( *newval.psz_string )
+ {
+ /* Set. */
+ audio_volume_t i_volume = atoi( newval.psz_string );
+ if ( i_volume > AOUT_VOLUME_MAX )
+ {
+ printf( _("Volume must be in the range %d-%d\n"), AOUT_VOLUME_MIN,
+ AOUT_VOLUME_MAX );
+ i_error = VLC_EBADVAR;
+ }
+ else i_error = aout_VolumeSet( p_this, i_volume );
+ }
+ else
+ {
+ /* Get. */
+ audio_volume_t i_volume;
+ if ( aout_VolumeGet( p_this, &i_volume ) < 0 )
+ {
+ i_error = VLC_EGENERIC;
+ }
+ else
+ {
+ printf( _("Volume is %d\n"), i_volume );
+ i_error = VLC_SUCCESS;
+ }
+ }
+
+ return i_error;
+}
+
+static int VolumeMove( vlc_object_t *p_this, char const *psz_cmd,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ intf_thread_t *p_intf = (intf_thread_t*)p_this;
+ audio_volume_t i_volume;
+ int i_nb_steps = atoi(newval.psz_string);
+ int i_error = VLC_SUCCESS;
+
+ if ( i_nb_steps <= 0 || i_nb_steps > (AOUT_VOLUME_MAX/AOUT_VOLUME_STEP) )
+ {
+ i_nb_steps = 1;
+ }
+
+ if ( !strcmp(psz_cmd, "volup") )
+ {
+ if ( aout_VolumeUp( p_this, i_nb_steps, &i_volume ) < 0 )
+ i_error = VLC_EGENERIC;
+ }
+ else
+ {
+ if ( aout_VolumeDown( p_this, i_nb_steps, &i_volume ) < 0 )
+ i_error = VLC_EGENERIC;
+ }
+
+ if ( !i_error ) printf( _("Volume is %d\n"), i_volume );
+ return i_error;
+}
+
+static int AudioConfig( vlc_object_t *p_this, char const *psz_cmd,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ intf_thread_t *p_intf = (intf_thread_t*)p_this;
+ aout_instance_t * p_aout;
+ const char * psz_variable;
+ vlc_value_t val_name;
+ int i_error;
+
+ p_aout = vlc_object_find( p_this, VLC_OBJECT_AOUT, FIND_ANYWHERE );
+ if ( p_aout == NULL ) return VLC_ENOOBJ;
+
+ if ( !strcmp( psz_cmd, "adev" ) )
+ {
+ psz_variable = "audio-device";
+ }
+ else
+ {
+ psz_variable = "audio-channels";
+ }
+
+ /* Get the descriptive name of the variable */
+ var_Change( (vlc_object_t *)p_aout, psz_variable, VLC_VAR_GETTEXT,
+ &val_name, NULL );
+ if( !val_name.psz_string ) val_name.psz_string = strdup(psz_variable);
+
+ if ( !*newval.psz_string )
+ {
+ /* Retrieve all registered ***. */
+ vlc_value_t val, text;
+ int i, i_value;
+
+ if ( var_Get( (vlc_object_t *)p_aout, psz_variable, &val ) < 0 )
+ {
+ vlc_object_release( (vlc_object_t *)p_aout );
+ return VLC_EGENERIC;
+ }
+ i_value = val.i_int;
+
+ if ( var_Change( (vlc_object_t *)p_aout, psz_variable,
+ VLC_VAR_GETLIST, &val, &text ) < 0 )
+ {
+ vlc_object_release( (vlc_object_t *)p_aout );
+ return VLC_EGENERIC;
+ }
+
+ printf( "+----[ %s ]\n", val_name.psz_string );
+ for ( i = 0; i < val.p_list->i_count; i++ )
+ {
+ if ( i_value == val.p_list->p_values[i].i_int )
+ printf( "| %i - %s *\n", val.p_list->p_values[i].i_int,
+ text.p_list->p_values[i].psz_string );
+ else
+ printf( "| %i - %s\n", val.p_list->p_values[i].i_int,
+ text.p_list->p_values[i].psz_string );
+ }
+ var_Change( (vlc_object_t *)p_aout, psz_variable, VLC_VAR_FREELIST,
+ &val, &text );
+ printf( _("+----[ end of %s ]\n"), val_name.psz_string );
+
+ if( val_name.psz_string ) free( val_name.psz_string );
+ i_error = VLC_SUCCESS;
+ }
+ else
+ {
+ vlc_value_t val;
+ val.i_int = atoi( newval.psz_string );
+
+ i_error = var_Set( (vlc_object_t *)p_aout, psz_variable, val );
+ }
+ vlc_object_release( (vlc_object_t *)p_aout );
+
+ return i_error;
+}
+
+#ifdef WIN32
+vlc_bool_t ReadWin32( intf_thread_t *p_intf, char *p_buffer, int *pi_size )
+{
+ INPUT_RECORD input_record;
+ DWORD i_dw;
+
+ /* On Win32, select() only works on socket descriptors */
+ while( WaitForSingleObject( p_intf->p_sys->hConsoleIn,
+ INTF_IDLE_SLEEP/1000 ) == WAIT_OBJECT_0 )
+ {
+ while( !p_intf->b_die && *pi_size < MAX_LINE_LENGTH &&
+ ReadConsoleInput( p_intf->p_sys->hConsoleIn, &input_record,
+ 1, &i_dw ) )
+ {
+ if( input_record.EventType != KEY_EVENT ||
+ !input_record.Event.KeyEvent.bKeyDown ||
+ input_record.Event.KeyEvent.wVirtualKeyCode == VK_SHIFT ||
+ input_record.Event.KeyEvent.wVirtualKeyCode == VK_CONTROL||
+ input_record.Event.KeyEvent.wVirtualKeyCode == VK_MENU ||
+ input_record.Event.KeyEvent.wVirtualKeyCode == VK_CAPITAL )
+ {
+ /* nothing interesting */
+ continue;
+ }
+
+ p_buffer[ *pi_size ] = input_record.Event.KeyEvent.uChar.AsciiChar;
+
+ /* Echo out the command */
+ putc( p_buffer[ *pi_size ], stdout );
+
+ /* Handle special keys */
+ if( p_buffer[ *pi_size ] == '\r' || p_buffer[ *pi_size ] == '\n' )
+ {
+ putc( '\n', stdout );
+ break;
+ }
+ switch( p_buffer[ *pi_size ] )
+ {
+ case '\b':
+ if( *pi_size )
+ {
+ *pi_size -= 2;
+ putc( ' ', stdout );
+ putc( '\b', stdout );
+ }
+ break;
+ case '\r':
+ (*pi_size) --;
+ break;
+ }
+
+ (*pi_size)++;
+ }
+
+ if( *pi_size == MAX_LINE_LENGTH ||
+ p_buffer[ *pi_size ] == '\r' || p_buffer[ *pi_size ] == '\n' )
+ {
+ p_buffer[ *pi_size ] = 0;
+ return VLC_TRUE;
+ }
+ }
+
+ return VLC_FALSE;
+}
+#endif
+
+vlc_bool_t ReadCommand( intf_thread_t *p_intf, char *p_buffer, int *pi_size )
+{
+ int i_read = 0;
+
+#ifdef WIN32
+ if( p_intf->p_sys->i_socket == -1 )
+ return ReadWin32( p_intf, p_buffer, pi_size );
+#endif
+
+ while( !p_intf->b_die && *pi_size < MAX_LINE_LENGTH &&
+ (i_read = net_ReadNonBlock( p_intf, p_intf->p_sys->i_socket == -1 ?
+ STDIN_FILENO : p_intf->p_sys->i_socket,
+ p_buffer + *pi_size, 1, INTF_IDLE_SLEEP ) ) > 0 )
+ {
+ if( p_buffer[ *pi_size ] == '\r' || p_buffer[ *pi_size ] == '\n' )
+ break;
+
+ (*pi_size)++;
+ }
+
+ /* Connection closed */
+ if( i_read == -1 )
+ {
+ p_intf->p_sys->i_socket = -1;
+ p_buffer[ *pi_size ] = 0;
+ return VLC_TRUE;
+ }
+
+ if( *pi_size == MAX_LINE_LENGTH ||
+ p_buffer[ *pi_size ] == '\r' || p_buffer[ *pi_size ] == '\n' )
+ {
+ p_buffer[ *pi_size ] = 0;
+ return VLC_TRUE;
+ }
+
+ return VLC_FALSE;
+}
projects / vlc / commitdiff