rc.c

video linux conference

    
    /* logo on the fly items */
    var_Create( p_intf, "logo-file", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
    var_AddCallback( p_intf, "logo-file", Other, NULL );
    var_Create( p_intf, "logo-x", VLC_VAR_INTEGER | VLC_VAR_ISCOMMAND );
    var_AddCallback( p_intf, "logo-x", Other, NULL );
    var_Create( p_intf, "logo-y", VLC_VAR_INTEGER | VLC_VAR_ISCOMMAND );
    var_AddCallback( p_intf, "logo-y", Other, NULL );
    var_Create( p_intf, "logo-position", VLC_VAR_INTEGER | VLC_VAR_ISCOMMAND );
    var_AddCallback( p_intf, "logo-position", Other, NULL );
    var_Create( p_intf, "logo-transparency", VLC_VAR_INTEGER | VLC_VAR_ISCOMMAND );
    var_AddCallback( p_intf, "logo-transparency", 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, "fastforward", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
    var_AddCallback( p_intf, "fastforward", Input, NULL );
    var_Create( p_intf, "rewind", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
    var_AddCallback( p_intf, "rewind", 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;
                msg_rc( "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 );
            msg_rc( "%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 )
            {
                msg_rc( "%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];

                    msg_rc( "+----[ %s ]\n", p_category->psz_name );
                    msg_rc( "| \n" );
                    for ( j = 0; j < p_category->i_infos; j++ )
                    {
                        info_t *p_info = p_category->pp_infos[j];
                        msg_rc( "| %s: %s\n", p_info->psz_name,
                                p_info->psz_value );
                    }
                    msg_rc( "| \n" );
                }
                msg_rc( "+----[ end of stream info ]\n" );
                vlc_mutex_unlock( &p_input->input.p_item->lock );
            }
            else
            {
                msg_rc( "no input\n" );
            }
        }
        else if( !strcmp( psz_cmd, "is_playing" ) )
        {
            if( ! p_input )
            {
                msg_rc( "0\n" );
            }
            else
            {
                msg_rc( "1\n" );
            }
        }
        else if( !strcmp( psz_cmd, "get_time" ) )
        {
            if( ! p_input )
            {
                msg_rc("0\n");
            }
            else
            {
                vlc_value_t time;
                var_Get( p_input, "time", &time );
                msg_rc( "%i\n", time.i_time / 1000000);
            }
        }
        else if( !strcmp( psz_cmd, "get_length" ) )
        {
            if( ! p_input )
            {
                msg_rc("0\n");
            }
            else
            {
                vlc_value_t time;
                var_Get( p_input, "length", &time );
                msg_rc( "%i\n", time.i_time / 1000000);
            }
        }
        else if( !strcmp( psz_cmd, "get_title" ) )
        {
            if( ! p_input )
            {
                msg_rc("\n");
            }
            else
            {
                msg_rc( "%s\n", p_input->input.p_item->psz_name );
            }
        }
        else if( !strcmp( psz_cmd, "longhelp" ) || !strncmp( psz_cmd, "h", 1 )
                 || !strncmp( psz_cmd, "H", 1 ) || !strncmp( psz_cmd, "?", 1 ) )
        {
            if( !strcmp( psz_cmd, "longhelp" ) || !strncmp( psz_cmd, "H", 1 ) )
                 b_longhelp = VLC_TRUE;
            else b_longhelp = VLC_FALSE;
            
            msg_rc(_("+----[ Remote control commands ]\n"));
            msg_rc(  "| \n");
            msg_rc(_("| add XYZ  . . . . . . . . . . add XYZ to playlist\n"));
            msg_rc(_("| playlist . . .  show items currently in playlist\n"));
            msg_rc(_("| play . . . . . . . . . . . . . . . . play stream\n"));
            msg_rc(_("| stop . . . . . . . . . . . . . . . . stop stream\n"));
            msg_rc(_("| next . . . . . . . . . . . .  next playlist item\n"));
            msg_rc(_("| prev . . . . . . . . . .  previous playlist item\n"));
            msg_rc(_("| goto . . . . . . . . . . . .  goto item at index\n"));
            msg_rc(_("| title [X]  . . . . set/get title in current item\n"));
            msg_rc(_("| title_n  . . . . . .  next title in current item\n"));
            msg_rc(_("| title_p  . . . .  previous title in current item\n"));
            msg_rc(_("| chapter [X]  . . set/get chapter in current item\n"));
            msg_rc(_("| chapter_n  . . . .  next chapter in current item\n"));
            msg_rc(_("| chapter_p  . .  previous chapter in current item\n"));
            msg_rc(  "| \n");
            msg_rc(_("| seek X . seek in seconds, for instance `seek 12'\n"));
            msg_rc(_("| pause  . . . . . . . . . . . . . .  toggle pause\n"));
            msg_rc(_("| fastforward  . . . . . .  .  set to maximum rate\n"));
            msg_rc(_("| rewind  . . . . . . . . . .  set to minimum rate\n"));
            msg_rc(_("| f  . . . . . . . . . . . . . . toggle fullscreen\n"));
            msg_rc(_("| info . . .  information about the current stream\n"));
            msg_rc(  "| \n");
            msg_rc(_("| volume [X] . . . . . . . .  set/get audio volume\n"));
            msg_rc(_("| volup [X]  . . . . .  raise audio volume X steps\n"));
            msg_rc(_("| voldown [X]  . . . .  lower audio volume X steps\n"));
            msg_rc(_("| adev [X] . . . . . . . . .  set/get audio device\n"));
            msg_rc(_("| achan [X]. . . . . . . .  set/get audio channels\n"));
            msg_rc(  "| \n");
            
            if (b_longhelp)
            {
                msg_rc(_("| marq-marquee STRING  . . overlay STRING in video\n"));
                msg_rc(_("| marq-x X . . . . . . . . . . . .offset from left\n"));
                msg_rc(_("| marq-y Y . . . . . . . . . . . . offset from top\n"));
                msg_rc(_("| marq-position #. . .  .relative position control\n"));
                msg_rc(_("| marq-color # . . . . . . . . . . font color, RGB\n"));
                msg_rc(_("| marq-opacity # . . . . . . . . . . . . . opacity\n"));
                msg_rc(_("| marq-timeout T. . . . . . . . . . timeout, in ms\n"));
                msg_rc(_("| marq-size # . . . . . . . . font size, in pixels\n"));
                msg_rc(  "| \n");
                msg_rc(_("| time-format STRING . . . overlay STRING in video\n"));
                msg_rc(_("| time-x X . . . . . . . . . . . .offset from left\n"));
                msg_rc(_("| time-y Y . . . . . . . . . . . . offset from top\n"));
                msg_rc(_("| time-position #. . . . . . . . relative position\n"));
                msg_rc(_("| time-color # . . . . . . . . . . font color, RGB\n"));
                msg_rc(_("| time-opacity # . . . . . . . . . . . . . opacity\n"));
                msg_rc(_("| time-size # . . . . . . . . font size, in pixels\n"));
                msg_rc(  "| \n");
                msg_rc(_("| logo-file STRING . . . the overlay file path/name\n"));
                msg_rc(_("| logo-x X . . . . . . . . . . . .offset from left\n"));
                msg_rc(_("| logo-y Y . . . . . . . . . . . . offset from top\n"));
                msg_rc(_("| logo-position #. . . . . . . . relative position\n"));
                msg_rc(_("| logo-transparency #. . . . . . . . .transparency\n"));
                msg_rc(  "| \n");
                msg_rc(_("| mosaic-alpha # . . . . . . . . . . . . . . alpha\n"));
                msg_rc(_("| mosaic-height #. . . . . . . . . . . . . .height\n"));
                msg_rc(_("| mosaic-width # . . . . . . . . . . . . . . width\n"));
                msg_rc(_("| mosaic-xoffset # . . . .top left corner position\n"));
                msg_rc(_("| mosaic-yoffset # . . . .top left corner position\n"));
                msg_rc(_("| mosaic-align 0..2,4..6,8..10. . .mosaic alignment\n"));
                msg_rc(_("| mosaic-vborder # . . . . . . . . vertical border\n"));
                msg_rc(_("| mosaic-hborder # . . . . . . . horizontal border\n"));
                msg_rc(_("| mosaic-position {0=auto,1=fixed} . . . .position\n"));
                msg_rc(_("| mosaic-rows #. . . . . . . . . . .number of rows\n"));
                msg_rc(_("| mosaic-cols #. . . . . . . . . . .number of cols\n"));
                msg_rc(_("| mosaic-keep-aspect-ratio {0,1} . . .aspect ratio\n"));
                msg_rc(  "| \n");
            }    
            msg_rc(_("| help . . . . . . . . . . . . . this help message\n"));
            msg_rc(_("| longhelp . . . . . . . . . a longer help message\n"));
            msg_rc(_("| logout . . . . .  exit (if in socket connection)\n"));
            msg_rc(_("| quit . . . . . . . . . . . . . . . . .  quit vlc\n"));
            msg_rc(  "| \n");
            msg_rc(_("+----[ end of help ]\n"));
        }
        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 '\0':
            /* Ignore empty lines */
            break;

        default:
            msg_rc(_("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, "fastforward" ) )
    {
        val.i_int = INPUT_RATE_MAX;