/*****************************************************************************
- * rc.cpp : remote control stdin/stdout plugin for vlc
+ * rc.c : remote control stdin/stdout plugin for vlc
*****************************************************************************
* Copyright (C) 2001 VideoLAN
- * $Id: rc.cpp,v 0.1 2001/04/27 shurdeek
+ * $Id: rc.c,v 1.8 2002/01/04 14:01:34 sam Exp $
*
* Authors: Peter Surda <shurdeek@panorama.sth.ac.at>
*
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
-#define MODULE_NAME rc
-#include "modules_inner.h"
-
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include "defs.h"
-
#include <stdlib.h> /* malloc(), free() */
+#include <string.h>
+
+#include <errno.h> /* ENOMEM */
+#include <stdio.h>
+#include <ctype.h>
+#include <unistd.h>
+#include <sys/time.h>
+#include <sys/types.h>
+
+#include <videolan/vlc.h>
-#include "config.h"
-#include "common.h" /* boolean_t, byte_t */
-#include "threads.h"
-#include "mtime.h"
+#if defined( WIN32 )
+#include <winsock2.h> /* select() */
+#endif
-#include "modules.h"
-#include "modules_export.h"
+#include "stream_control.h"
+#include "input_ext-intf.h"
+
+#include "intf_playlist.h"
+#include "interface.h"
+
+#include "video.h"
+#include "video_output.h"
/*****************************************************************************
- * Capabilities defined in the other files.
+ * intf_sys_t: description and status of rc interface
*****************************************************************************/
-void _M( intf_getfunctions )( function_list_t * p_function_list );
+typedef struct intf_sys_s
+{
+ vlc_mutex_t change_lock;
+
+} intf_sys_t;
+
+#define MAX_LINE_LENGTH 256
+
+/*****************************************************************************
+ * Local prototypes.
+ *****************************************************************************/
+static void intf_getfunctions ( function_list_t * p_function_list );
+static int intf_Probe ( probedata_t *p_data );
+static int intf_Open ( intf_thread_t *p_intf );
+static void intf_Close ( intf_thread_t *p_intf );
+static void intf_Run ( intf_thread_t *p_intf );
/*****************************************************************************
* Build configuration tree.
*****************************************************************************/
MODULE_CONFIG_START
-ADD_WINDOW( "Configuration for rc module" )
- ADD_COMMENT( "Ha, ha -- nothing to configure yet" )
MODULE_CONFIG_STOP
MODULE_INIT_START
- p_module->i_capabilities = MODULE_CAPABILITY_NULL
- | MODULE_CAPABILITY_INTF;
- p_module->psz_longname = "remote control interface module";
+ SET_DESCRIPTION( "remote control interface module" )
+ ADD_CAPABILITY( INTF, 20 )
+ ADD_SHORTCUT( "rc" )
MODULE_INIT_STOP
MODULE_ACTIVATE_START
- _M( intf_getfunctions )( &p_module->p_functions->intf );
+ intf_getfunctions( &p_module->p_functions->intf );
MODULE_ACTIVATE_STOP
MODULE_DEACTIVATE_START
MODULE_DEACTIVATE_STOP
+/*****************************************************************************
+ * Functions exported as capabilities. They are declared as static so that
+ * we don't pollute the namespace too much.
+ *****************************************************************************/
+static void intf_getfunctions( function_list_t * p_function_list )
+{
+ p_function_list->pf_probe = intf_Probe;
+ p_function_list->functions.intf.pf_open = intf_Open;
+ p_function_list->functions.intf.pf_close = intf_Close;
+ p_function_list->functions.intf.pf_run = intf_Run;
+}
+
+/*****************************************************************************
+ * intf_Probe: probe the interface and return a score
+ *****************************************************************************
+ * This function tries to initialize rc and returns a score to the
+ * plugin manager so that it can select the best plugin.
+ *****************************************************************************/
+static int intf_Probe( probedata_t *p_data )
+{
+ return( 20 );
+}
+
+/*****************************************************************************
+ * intf_Open: initialize and create stuff
+ *****************************************************************************/
+static int intf_Open( intf_thread_t *p_intf )
+{
+ /* Non-buffered stdout */
+ setvbuf( stdout, (char *)NULL, _IOLBF, 0 );
+
+ /* Allocate instance and initialize some members */
+ p_intf->p_sys = (intf_sys_t *)malloc( sizeof( intf_sys_t ) );
+ if( p_intf->p_sys == NULL )
+ {
+ intf_ErrMsg( "intf error: %s", strerror(ENOMEM) );
+ return( 1 );
+ }
+
+ intf_Msg( "rc: remote control interface initialized, `h' for help" );
+ return( 0 );
+}
+
+/*****************************************************************************
+ * intf_Close: destroy interface stuff
+ *****************************************************************************/
+static void intf_Close( intf_thread_t *p_intf )
+{
+ /* Destroy structure */
+ free( p_intf->p_sys );
+}
+
+/*****************************************************************************
+ * intf_Run: rc 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 intf_Run( intf_thread_t *p_intf )
+{
+ char p_cmd[ MAX_LINE_LENGTH + 1 ];
+ int i_cmd_pos;
+ boolean_t b_complete = 0;
+
+ int i_dummy;
+ off_t i_oldpos = 0;
+ off_t i_newpos;
+ fd_set fds; /* stdin changed? */
+ struct timeval tv; /* how long to wait */
+
+ double f_cpos;
+ double f_ratio = 1;
+
+ while( !p_intf->b_die )
+ {
+#define S p_intf->p_input->stream
+ if( p_intf->p_input != NULL )
+ {
+ /* Get position */
+ if( S.i_mux_rate )
+ {
+ f_ratio = 1.0 / ( 50 * S.i_mux_rate );
+ i_newpos = S.p_selected_area->i_tell * f_ratio;
+
+ if( i_oldpos != i_newpos )
+ {
+ i_oldpos = i_newpos;
+ intf_Msg( "rc: pos: %li s / %li s", (long int)i_newpos,
+ (long int)( f_ratio *
+ S.p_selected_area->i_size ) );
+ }
+ }
+ }
+#undef S
+
+ b_complete = 0;
+ i_cmd_pos = 0;
+
+ /* Check stdin */
+ tv.tv_sec = 0;
+ tv.tv_usec = 50000;
+ FD_ZERO( &fds );
+ FD_SET( STDIN_FILENO, &fds );
+
+ if( select( 32, &fds, NULL, NULL, &tv ) )
+ {
+ while( !p_intf->b_die
+ && i_cmd_pos < MAX_LINE_LENGTH
+ && read( STDIN_FILENO, p_cmd + i_cmd_pos, 1 ) > 0
+ && p_cmd[ i_cmd_pos ] != '\r'
+ && p_cmd[ i_cmd_pos ] != '\n' )
+ {
+ i_cmd_pos++;
+ }
+
+ if( i_cmd_pos == MAX_LINE_LENGTH
+ || p_cmd[ i_cmd_pos ] == '\r'
+ || p_cmd[ i_cmd_pos ] == '\n' )
+ {
+ p_cmd[ i_cmd_pos ] = 0;
+ b_complete = 1;
+ }
+ }
+
+ /* Is there something to do? */
+ if( b_complete == 1 )
+ {
+ switch( p_cmd[ 0 ] )
+ {
+ case 'a':
+ case 'A':
+ if( p_cmd[ 1 ] == ' ' )
+ {
+ intf_PlaylistAdd( p_main->p_playlist,
+ PLAYLIST_END, p_cmd + 2 );
+ if( p_intf->p_input != NULL )
+ {
+ p_intf->p_input->b_eof = 1;
+ }
+ intf_PlaylistJumpto( p_main->p_playlist,
+ p_main->p_playlist->i_size - 2 );
+ }
+ break;
+
+ case 'p':
+ case 'P':
+ if( p_intf->p_input != NULL )
+ {
+ input_SetStatus( p_intf->p_input, INPUT_STATUS_PAUSE );
+ }
+ break;
+
+ case 'f':
+ case 'F':
+ vlc_mutex_lock( &p_vout_bank->lock );
+ /* XXX: only fullscreen the first video output */
+ if( p_vout_bank->i_count )
+ {
+ p_vout_bank->pp_vout[0]->i_changes
+ |= VOUT_FULLSCREEN_CHANGE;
+ }
+ vlc_mutex_unlock( &p_vout_bank->lock );
+ break;
+
+ case 'm':
+ case 'M':
+#if 0
+ double picratio = p_intf->p_input->p_default_vout->i_width
+ / p_intf->p_input->p_default_vout->i_height;
+ if (picratio
+ p_intf->p_input->p_default_vout->i_width=800
+ p_intf->p_input->p_default_vout->i_changes |=
+ VOUT_FULLSCREEN_CHANGE;
+#endif
+ break;
+
+ case 's':
+ case 'S':
+ ;
+ break;
+
+ case 'q':
+ case 'Q':
+ p_intf->b_die = 1;
+ break;
+
+ case 'r':
+ case 'R':
+ if( p_intf->p_input != NULL )
+ {
+ for( i_dummy = 1;
+ i_dummy < MAX_LINE_LENGTH && p_cmd[ i_dummy ] >= '0'
+ && p_cmd[ i_dummy ] <= '9';
+ i_dummy++ )
+ {
+ ;
+ }
+
+ p_cmd[ i_dummy ] = 0;
+ f_cpos = atof( p_cmd + 1 );
+ input_Seek( p_intf->p_input, (off_t) (f_cpos / f_ratio) );
+ /* rcreseek(f_cpos); */
+ }
+ break;
+
+ case '?':
+ case 'h':
+ case 'H':
+ intf_Msg( "rc: help for remote control commands" );
+ intf_Msg( "rc: h help" );
+ intf_Msg( "rc: a XYZ append XYZ to playlist" );
+ intf_Msg( "rc: p toggle pause" );
+ intf_Msg( "rc: f toggle fullscreen" );
+ intf_Msg( "rc: r X seek in seconds, for instance `r 3.5'" );
+ intf_Msg( "rc: q quit" );
+ intf_Msg( "rc: end of help" );
+ break;
+
+ default:
+ intf_Msg( "rc: unknown command `%s'", p_cmd );
+ break;
+ }
+ }
+
+ p_intf->pf_manage( p_intf );
+ msleep( INTF_IDLE_SLEEP );
+ }
+}
+