From 3ead371e2e73f4f965d0f75a4d1490b710c1ecbb Mon Sep 17 00:00:00 2001 From: Mark Moriarty Date: Wed, 29 Sep 2004 23:40:00 +0000 Subject: [PATCH 1/1] Add rtci plugin, for various real-time parameter changes. Not added to modules.am or configure.ac yet. --- modules/control/rtci.c | 1191 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 1191 insertions(+) create mode 100755 modules/control/rtci.c diff --git a/modules/control/rtci.c b/modules/control/rtci.c new file mode 100755 index 0000000000..179608b948 --- /dev/null +++ b/modules/control/rtci.c @@ -0,0 +1,1191 @@ +/***************************************************************************** + * 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 + * + * 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 /* malloc(), free() */ +#include + +#include /* ENOMEM */ +#include +#include +#include + +#include +#include +#include +#include + +#ifdef HAVE_UNISTD_H +# include +#endif + +#ifdef HAVE_SYS_TIME_H +# include +#endif +#include + +#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 +#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; +} -- 2.39.2