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MacAddict 83
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MacAddict_083_2003-07.iso
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VLC Source 0.5.3.dmg
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src
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libvlc.c
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C/C++ Source or Header
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2003-04-08
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46KB
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1,465 lines
/*****************************************************************************
* libvlc.c: main libvlc source
*****************************************************************************
* Copyright (C) 1998-2002 VideoLAN
* $Id: libvlc.c,v 1.77 2003/04/08 08:35:59 massiot Exp $
*
* Authors: Vincent Seguin <seguin@via.ecp.fr>
* Samuel Hocevar <sam@zoy.org>
* Gildas Bazin <gbazin@netcourrier.com>
*
* 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.
*****************************************************************************/
/*****************************************************************************
* Pretend we are a builtin module
*****************************************************************************/
#define MODULE_NAME main
#define MODULE_PATH main
#define __BUILTIN__
/*****************************************************************************
* Preamble
*****************************************************************************/
#include <vlc/vlc.h>
#ifdef HAVE_ERRNO_H
# include <errno.h> /* ENOMEM */
#endif
#include <stdio.h> /* sprintf() */
#include <string.h> /* strerror() */
#include <stdlib.h> /* free() */
#ifndef WIN32
# include <netinet/in.h> /* BSD: struct in_addr */
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#elif defined( WIN32 ) && !defined( UNDER_CE )
# include <io.h>
#endif
#ifdef WIN32 /* optind, getopt(), included in unistd.h */
# include "extras/getopt.h"
#endif
#ifdef HAVE_LOCALE_H
# include <locale.h>
#endif
#include "vlc_cpu.h" /* CPU detection */
#include "os_specific.h"
#include "error.h"
#include "netutils.h" /* network_ChannelJoin */
#include "stream_control.h"
#include "input_ext-intf.h"
#include "vlc_playlist.h"
#include "interface.h"
#include "audio_output.h"
#include "video.h"
#include "video_output.h"
#include "libvlc.h"
/*****************************************************************************
* The evil global variable. We handle it with care, don't worry.
*****************************************************************************/
static libvlc_t libvlc;
static vlc_t * p_static_vlc;
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static void SetLanguage ( char const * );
static int GetFilenames ( vlc_t *, int, char *[] );
static void Usage ( vlc_t *, char const *psz_module_name );
static void ListModules ( vlc_t * );
static void Version ( void );
#ifdef WIN32
static void ShowConsole ( void );
#endif
static int ConsoleWidth ( void );
/*****************************************************************************
* VLC_Version: return the libvlc version.
*****************************************************************************
* This function returns full version string (numeric version and codename).
*****************************************************************************/
char const * VLC_Version( void )
{
return VERSION_MESSAGE;
}
/*****************************************************************************
* VLC_Error: strerror() equivalent
*****************************************************************************
* This function returns full version string (numeric version and codename).
*****************************************************************************/
char const * VLC_Error( int i_err )
{
return vlc_error( i_err );
}
/*****************************************************************************
* VLC_Create: allocate a vlc_t structure, and initialize libvlc if needed.
*****************************************************************************
* This function allocates a vlc_t structure and returns a negative value
* in case of failure. Also, the thread system is initialized.
*****************************************************************************/
int VLC_Create( void )
{
int i_ret;
vlc_t * p_vlc = NULL;
vlc_value_t lockval;
/* vlc_threads_init *must* be the first internal call! No other call is
* allowed before the thread system has been initialized. */
i_ret = vlc_threads_init( &libvlc );
if( i_ret < 0 )
{
return i_ret;
}
/* Now that the thread system is initialized, we don't have much, but
* at least we have var_Create */
var_Create( &libvlc, "libvlc", VLC_VAR_MUTEX );
var_Get( &libvlc, "libvlc", &lockval );
vlc_mutex_lock( lockval.p_address );
if( !libvlc.b_ready )
{
char *psz_env;
/* Guess what CPU we have */
libvlc.i_cpu = CPUCapabilities();
/* Find verbosity from VLC_VERBOSE environment variable */
psz_env = getenv( "VLC_VERBOSE" );
libvlc.i_verbose = psz_env ? atoi( psz_env ) : -1;
#ifdef HAVE_ISATTY
libvlc.b_color = isatty( 2 ); /* 2 is for stderr */
#else
libvlc.b_color = VLC_FALSE;
#endif
/* Initialize message queue */
msg_Create( &libvlc );
/* Announce who we are */
msg_Dbg( &libvlc, COPYRIGHT_MESSAGE );
msg_Dbg( &libvlc, "libvlc was configured with %s", CONFIGURE_LINE );
/* The module bank will be initialized later */
libvlc.p_module_bank = NULL;
libvlc.b_ready = VLC_TRUE;
}
vlc_mutex_unlock( lockval.p_address );
var_Destroy( &libvlc, "libvlc" );
/* Allocate a vlc object */
p_vlc = vlc_object_create( &libvlc, VLC_OBJECT_VLC );
if( p_vlc == NULL )
{
return VLC_EGENERIC;
}
vlc_thread_set_priority( p_vlc, VLC_THREAD_PRIORITY_LOW );
p_vlc->psz_object_name = "root";
/* Initialize mutexes */
vlc_mutex_init( p_vlc, &p_vlc->config_lock );
/* Store our newly allocated structure in the global list */
vlc_object_attach( p_vlc, &libvlc );
/* Store data for the non-reentrant API */
p_static_vlc = p_vlc;
return p_vlc->i_object_id;
}
/*****************************************************************************
* VLC_Init: initialize a vlc_t structure.
*****************************************************************************
* This function initializes a previously allocated vlc_t structure:
* - CPU detection
* - gettext initialization
* - message queue, module bank and playlist initialization
* - configuration and commandline parsing
*****************************************************************************/
int VLC_Init( int i_object, int i_argc, char *ppsz_argv[] )
{
char p_capabilities[200];
char * p_tmp;
char * psz_modules;
char * psz_parser;
vlc_bool_t b_exit = VLC_FALSE;
vlc_t * p_vlc;
module_t *p_help_module;
playlist_t *p_playlist;
vlc_value_t lockval;
p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
if( !p_vlc )
{
return VLC_ENOOBJ;
}
/*
* System specific initialization code
*/
system_Init( p_vlc, &i_argc, ppsz_argv );
/* Get the executable name (similar to the basename command) */
if( i_argc > 0 )
{
p_vlc->psz_object_name = p_tmp = ppsz_argv[ 0 ];
while( *p_tmp )
{
if( *p_tmp == '/' ) p_vlc->psz_object_name = ++p_tmp;
else ++p_tmp;
}
}
else
{
p_vlc->psz_object_name = "vlc";
}
/*
* Support for gettext
*/
SetLanguage( "" );
/* Translate "C" to the language code: "fr", "en_GB", "nl", "ru"... */
msg_Dbg( p_vlc, "translation test: code is \"%s\"", _("C") );
/* Initialize the module bank and load the configuration of the
* main module. We need to do this at this stage to be able to display
* a short help if required by the user. (short help == main module
* options) */
var_Create( &libvlc, "libvlc", VLC_VAR_MUTEX );
var_Get( &libvlc, "libvlc", &lockval );
vlc_mutex_lock( lockval.p_address );
if( libvlc.p_module_bank == NULL )
{
module_InitBank( &libvlc );
module_LoadMain( &libvlc );
}
vlc_mutex_unlock( lockval.p_address );
var_Destroy( &libvlc, "libvlc" );
/* Hack: insert the help module here */
p_help_module = vlc_object_create( p_vlc, VLC_OBJECT_MODULE );
if( p_help_module == NULL )
{
//module_EndBank( p_vlc );
if( i_object ) vlc_object_release( p_vlc );
return VLC_EGENERIC;
}
p_help_module->psz_object_name = "help";
config_Duplicate( p_help_module, p_help_config );
vlc_object_attach( p_help_module, libvlc.p_module_bank );
/* End hack */
if( config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_TRUE ) )
{
vlc_object_detach( p_help_module );
config_Free( p_help_module );
vlc_object_destroy( p_help_module );
//module_EndBank( p_vlc );
if( i_object ) vlc_object_release( p_vlc );
return VLC_EGENERIC;
}
/* Check for short help option */
if( config_GetInt( p_vlc, "help" ) )
{
fprintf( stdout, _("Usage: %s [options] [items]...\n\n"),
p_vlc->psz_object_name );
Usage( p_vlc, "main" );
Usage( p_vlc, "help" );
b_exit = VLC_TRUE;
}
/* Check for version option */
else if( config_GetInt( p_vlc, "version" ) )
{
Version();
b_exit = VLC_TRUE;
}
/* Hack: remove the help module here */
vlc_object_detach( p_help_module );
/* End hack */
if( b_exit )
{
config_Free( p_help_module );
vlc_object_destroy( p_help_module );
//module_EndBank( p_vlc );
if( i_object ) vlc_object_release( p_vlc );
return VLC_EEXIT;
}
/* Check for translation config option */
#if defined( ENABLE_NLS ) \
&& ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) )
/* This ain't really nice to have to reload the config here but it seems
* the only way to do it. */
p_vlc->psz_homedir = config_GetHomeDir();
config_LoadConfigFile( p_vlc, "main" );
config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_TRUE );
if( !config_GetInt( p_vlc, "translation" ) )
{
/* Reset the default domain */
SetLanguage( "C" );
textdomain( "dummy" );
module_EndBank( p_vlc );
module_InitBank( &libvlc );
module_LoadMain( &libvlc );
}
#endif
/*
* Load the builtins and plugins into the module_bank.
* We have to do it before config_Load*() because this also gets the
* list of configuration options exported by each module and loads their
* default values.
*/
module_LoadBuiltins( &libvlc );
module_LoadPlugins( &libvlc );
msg_Dbg( p_vlc, "module bank initialized, found %i modules",
libvlc.p_module_bank->i_children );
/* Hack: insert the help module here */
vlc_object_attach( p_help_module, libvlc.p_module_bank );
/* End hack */
/* Check for help on modules */
if( (p_tmp = config_GetPsz( p_vlc, "module" )) )
{
Usage( p_vlc, p_tmp );
free( p_tmp );
b_exit = VLC_TRUE;
}
/* Check for long help option */
else if( config_GetInt( p_vlc, "longhelp" ) )
{
Usage( p_vlc, NULL );
b_exit = VLC_TRUE;
}
/* Check for module list option */
else if( config_GetInt( p_vlc, "list" ) )
{
ListModules( p_vlc );
b_exit = VLC_TRUE;
}
/* Hack: remove the help module here */
vlc_object_detach( p_help_module );
config_Free( p_help_module );
vlc_object_destroy( p_help_module );
/* End hack */
if( b_exit )
{
//module_EndBank( p_vlc );
if( i_object ) vlc_object_release( p_vlc );
return VLC_EEXIT;
}
/*
* Override default configuration with config file settings
*/
p_vlc->psz_homedir = config_GetHomeDir();
config_LoadConfigFile( p_vlc, NULL );
/*
* Override configuration with command line settings
*/
if( config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_FALSE ) )
{
#ifdef WIN32
ShowConsole();
/* Pause the console because it's destroyed when we exit */
fprintf( stderr, "The command line options couldn't be loaded, check "
"that they are valid.\nPress the RETURN key to continue..." );
getchar();
#endif
//module_EndBank( p_vlc );
if( i_object ) vlc_object_release( p_vlc );
return VLC_EGENERIC;
}
/*
* System specific configuration
*/
system_Configure( p_vlc );
/*
* Message queue options
*/
if( config_GetInt( p_vlc, "quiet" ) )
{
libvlc.i_verbose = -1;
}
else
{
int i_tmp = config_GetInt( p_vlc, "verbose" );
if( i_tmp >= 0 )
{
libvlc.i_verbose = __MIN( i_tmp, 2 );
}
}
libvlc.b_color = libvlc.b_color || config_GetInt( p_vlc, "color" );
/*
* Output messages that may still be in the queue
*/
msg_Flush( p_vlc );
/* p_vlc initialization. FIXME ? */
p_vlc->i_desync = config_GetInt( p_vlc, "desync" ) * (mtime_t)1000;
#if defined( __i386__ )
if( !config_GetInt( p_vlc, "mmx" ) )
libvlc.i_cpu &= ~CPU_CAPABILITY_MMX;
if( !config_GetInt( p_vlc, "3dn" ) )
libvlc.i_cpu &= ~CPU_CAPABILITY_3DNOW;
if( !config_GetInt( p_vlc, "mmxext" ) )
libvlc.i_cpu &= ~CPU_CAPABILITY_MMXEXT;
if( !config_GetInt( p_vlc, "sse" ) )
libvlc.i_cpu &= ~CPU_CAPABILITY_SSE;
#endif
#if defined( __powerpc__ ) || defined( SYS_DARWIN )
if( !config_GetInt( p_vlc, "altivec" ) )
libvlc.i_cpu &= ~CPU_CAPABILITY_ALTIVEC;
#endif
#define PRINT_CAPABILITY( capability, string ) \
if( libvlc.i_cpu & capability ) \
{ \
strncat( p_capabilities, string " ", \
sizeof(p_capabilities) - strlen(p_capabilities) ); \
p_capabilities[sizeof(p_capabilities) - 1] = '\0'; \
}
p_capabilities[0] = '\0';
PRINT_CAPABILITY( CPU_CAPABILITY_486, "486" );
PRINT_CAPABILITY( CPU_CAPABILITY_586, "586" );
PRINT_CAPABILITY( CPU_CAPABILITY_PPRO, "Pentium Pro" );
PRINT_CAPABILITY( CPU_CAPABILITY_MMX, "MMX" );
PRINT_CAPABILITY( CPU_CAPABILITY_3DNOW, "3DNow!" );
PRINT_CAPABILITY( CPU_CAPABILITY_MMXEXT, "MMXEXT" );
PRINT_CAPABILITY( CPU_CAPABILITY_SSE, "SSE" );
PRINT_CAPABILITY( CPU_CAPABILITY_ALTIVEC, "AltiVec" );
PRINT_CAPABILITY( CPU_CAPABILITY_FPU, "FPU" );
msg_Dbg( p_vlc, "CPU has capabilities %s", p_capabilities );
/*
* Choose the best memcpy module
*/
p_vlc->p_memcpy_module = module_Need( p_vlc, "memcpy", "$memcpy" );
if( p_vlc->pf_memcpy == NULL )
{
p_vlc->pf_memcpy = memcpy;
}
if( p_vlc->pf_memset == NULL )
{
p_vlc->pf_memset = memset;
}
/*
* Initialize shared resources and libraries
*/
if( config_GetInt( p_vlc, "network-channel" )
&& network_ChannelCreate( p_vlc ) )
{
/* On error during Channels initialization, switch off channels */
msg_Warn( p_vlc,
"channels initialization failed, deactivating channels" );
config_PutInt( p_vlc, "network-channel", VLC_FALSE );
}
/*
* Initialize playlist and get commandline files
*/
p_playlist = playlist_Create( p_vlc );
if( !p_playlist )
{
msg_Err( p_vlc, "playlist initialization failed" );
if( p_vlc->p_memcpy_module != NULL )
{
module_Unneed( p_vlc, p_vlc->p_memcpy_module );
}
//module_EndBank( p_vlc );
if( i_object ) vlc_object_release( p_vlc );
return VLC_EGENERIC;
}
/*
* Load background interfaces
*/
psz_modules = config_GetPsz( p_vlc, "extraintf" );
psz_parser = psz_modules;
while ( psz_parser && *psz_parser )
{
char *psz_module, *psz_temp;
psz_module = psz_parser;
psz_parser = strchr( psz_module, ',' );
if ( psz_parser )
{
*psz_parser = '\0';
psz_parser++;
}
psz_temp = (char *)malloc( strlen(psz_module) + sizeof(",none") );
if( psz_temp )
{
sprintf( psz_temp, "%s,none", psz_module );
VLC_AddIntf( 0, psz_temp, VLC_FALSE );
free( psz_temp );
}
}
if ( psz_modules )
{
free( psz_modules );
}
/*
* FIXME: kludge to use a p_vlc-local variable for the Mozilla plugin
*/
var_Create( p_vlc, "drawable", VLC_VAR_INTEGER );
/*
* Get input filenames given as commandline arguments
*/
GetFilenames( p_vlc, i_argc, ppsz_argv );
if( i_object ) vlc_object_release( p_vlc );
return VLC_SUCCESS;
}
/*****************************************************************************
* VLC_AddIntf: add an interface
*****************************************************************************
* This function opens an interface plugin and runs it. If b_block is set
* to 0, VLC_AddIntf will return immediately and let the interface run in a
* separate thread. If b_block is set to 1, VLC_AddIntf will continue until
* user requests to quit.
*****************************************************************************/
int VLC_AddIntf( int i_object, char const *psz_module, vlc_bool_t b_block )
{
int i_err;
intf_thread_t *p_intf;
vlc_t *p_vlc;
p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
if( !p_vlc )
{
return VLC_ENOOBJ;
}
/* Try to create the interface */
p_intf = intf_Create( p_vlc, psz_module ? psz_module : "$intf" );
if( p_intf == NULL )
{
msg_Err( p_vlc, "interface \"%s\" initialization failed", psz_module );
if( i_object ) vlc_object_release( p_vlc );
return VLC_EGENERIC;
}
/* Try to run the interface */
p_intf->b_block = b_block;
i_err = intf_RunThread( p_intf );
if( i_err )
{
vlc_object_detach( p_intf );
intf_Destroy( p_intf );
if( i_object ) vlc_object_release( p_vlc );
return i_err;
}
if( i_object ) vlc_object_release( p_vlc );
return VLC_SUCCESS;
}
/*****************************************************************************
* VLC_Destroy: stop playing and destroy everything.
*****************************************************************************
* This function requests the running threads to finish, waits for their
* termination, and destroys their structure.
*****************************************************************************/
int VLC_Destroy( int i_object )
{
vlc_t *p_vlc;
p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
if( !p_vlc )
{
return VLC_ENOOBJ;
}
/*
* Go back into channel 0 which is the network
*/
if( config_GetInt( p_vlc, "network-channel" ) && p_vlc->p_channel )
{
network_ChannelJoin( p_vlc, COMMON_CHANNEL );
}
/*
* Free allocated memory
*/
if( p_vlc->p_memcpy_module )
{
module_Unneed( p_vlc, p_vlc->p_memcpy_module );
p_vlc->p_memcpy_module = NULL;
}
if( p_vlc->psz_homedir )
{
free( p_vlc->psz_homedir );
p_vlc->psz_homedir = NULL;
}
/*
* XXX: Free module bank !
*/
//module_EndBank( p_vlc );
/*
* System specific cleaning code
*/
system_End( p_vlc );
/* Destroy mutexes */
vlc_mutex_destroy( &p_vlc->config_lock );
vlc_object_detach( p_vlc );
/* Release object before destroying it */
if( i_object ) vlc_object_release( p_vlc );
vlc_object_destroy( p_vlc );
/* Stop thread system: last one out please shut the door! */
vlc_threads_end( &libvlc );
return VLC_SUCCESS;
}
/*****************************************************************************
* VLC_Die: ask vlc to die.
*****************************************************************************
* This function sets p_vlc->b_die to VLC_TRUE, but does not do any other
* task. It is your duty to call vlc_end and VLC_Destroy afterwards.
*****************************************************************************/
int VLC_Die( int i_object )
{
vlc_t *p_vlc;
p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
if( !p_vlc )
{
return VLC_ENOOBJ;
}
p_vlc->b_die = VLC_TRUE;
if( i_object ) vlc_object_release( p_vlc );
return VLC_SUCCESS;
}
/*****************************************************************************
* VLC_AddTarget: adds a target for playing.
*****************************************************************************
* This function adds psz_target to the current playlist. If a playlist does
* not exist, it will create one.
*****************************************************************************/
int VLC_AddTarget( int i_object, char const *psz_target, int i_mode, int i_pos )
{
int i_err;
playlist_t *p_playlist;
vlc_t *p_vlc;
p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
if( !p_vlc )
{
return VLC_ENOOBJ;
}
p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
if( p_playlist == NULL )
{
msg_Dbg( p_vlc, "no playlist present, creating one" );
p_playlist = playlist_Create( p_vlc );
if( p_playlist == NULL )
{
if( i_object ) vlc_object_release( p_vlc );
return VLC_EGENERIC;
}
vlc_object_yield( p_playlist );
}
i_err = playlist_Add( p_playlist, psz_target, i_mode, i_pos );
vlc_object_release( p_playlist );
if( i_object ) vlc_object_release( p_vlc );
return i_err;
}
/*****************************************************************************
* VLC_Set: set a vlc variable
*****************************************************************************
*
*****************************************************************************/
int VLC_Set( int i_object, char const *psz_var, vlc_value_t value )
{
vlc_t *p_vlc;
int i_ret;
p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
if( !p_vlc )
{
return VLC_ENOOBJ;
}
/* FIXME: Temporary hack for Mozilla, if variable starts with conf:: then
* we handle it as a configuration variable. Don't tell Gildas :) -- sam */
if( !strncmp( psz_var, "conf::", 6 ) )
{
module_config_t *p_item;
char const *psz_newvar = psz_var + 6;
p_item = config_FindConfig( VLC_OBJECT(p_vlc), psz_newvar );
if( p_item )
{
switch( p_item->i_type )
{
case CONFIG_ITEM_BOOL:
config_PutInt( p_vlc, psz_newvar, value.b_bool );
break;
case CONFIG_ITEM_INTEGER:
config_PutInt( p_vlc, psz_newvar, value.i_int );
break;
case CONFIG_ITEM_FLOAT:
config_PutFloat( p_vlc, psz_newvar, value.f_float );
break;
default:
config_PutPsz( p_vlc, psz_newvar, value.psz_string );
break;
}
if( i_object ) vlc_object_release( p_vlc );
return VLC_SUCCESS;
}
}
i_ret = var_Set( p_vlc, psz_var, value );
if( i_object ) vlc_object_release( p_vlc );
return i_ret;
}
/*****************************************************************************
* VLC_Get: get a vlc variable
*****************************************************************************
*
*****************************************************************************/
int VLC_Get( int i_object, char const *psz_var, vlc_value_t *p_value )
{
vlc_t *p_vlc;
int i_ret;
p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
if( !p_vlc )
{
return VLC_ENOOBJ;
}
i_ret = var_Get( p_vlc, psz_var, p_value );
if( i_object ) vlc_object_release( p_vlc );
return i_ret;
}
/* FIXME: temporary hacks */
/*****************************************************************************
* VLC_Play: play
*****************************************************************************/
int VLC_Play( int i_object )
{
playlist_t * p_playlist;
vlc_t *p_vlc;
p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
/* Check that the handle is valid */
if( !p_vlc )
{
return VLC_ENOOBJ;
}
p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD );
if( !p_playlist )
{
if( i_object ) vlc_object_release( p_vlc );
return VLC_ENOOBJ;
}
vlc_mutex_lock( &p_playlist->object_lock );
if( p_playlist->i_size )
{
vlc_mutex_unlock( &p_playlist->object_lock );
playlist_Play( p_playlist );
}
else
{
vlc_mutex_unlock( &p_playlist->object_lock );
}
vlc_object_release( p_playlist );
if( i_object ) vlc_object_release( p_vlc );
return VLC_SUCCESS;
}
/*****************************************************************************
* VLC_Stop: stop
*****************************************************************************/
int VLC_Stop( int i_object )
{
intf_thread_t * p_intf;
playlist_t * p_playlist;
vout_thread_t * p_vout;
aout_instance_t * p_aout;
vlc_t *p_vlc;
p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
/* Check that the handle is valid */
if( !p_vlc )
{
return VLC_ENOOBJ;
}
/*
* Ask the interfaces to stop and destroy them
*/
msg_Dbg( p_vlc, "removing all interfaces" );
while( (p_intf = vlc_object_find( p_vlc, VLC_OBJECT_INTF, FIND_CHILD )) )
{
intf_StopThread( p_intf );
vlc_object_detach( p_intf );
vlc_object_release( p_intf );
intf_Destroy( p_intf );
}
/*
* Free playlists
*/
msg_Dbg( p_vlc, "removing all playlists" );
while( (p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST,
FIND_CHILD )) )
{
vlc_object_detach( p_playlist );
vlc_object_release( p_playlist );
playlist_Destroy( p_playlist );
}
/*
* Free video outputs
*/
msg_Dbg( p_vlc, "removing all video outputs" );
while( (p_vout = vlc_object_find( p_vlc, VLC_OBJECT_VOUT, FIND_CHILD )) )
{
vlc_object_detach( p_vout );
vlc_object_release( p_vout );
vout_Destroy( p_vout );
}
/*
* Free audio outputs
*/
msg_Dbg( p_vlc, "removing all audio outputs" );
while( (p_aout = vlc_object_find( p_vlc, VLC_OBJECT_AOUT, FIND_CHILD )) )
{
vlc_object_detach( (vlc_object_t *)p_aout );
vlc_object_release( (vlc_object_t *)p_aout );
aout_Delete( p_aout );
}
if( i_object ) vlc_object_release( p_vlc );
return VLC_SUCCESS;
}
/*****************************************************************************
* VLC_Pause: toggle pause
*****************************************************************************/
int VLC_Pause( int i_object )
{
input_thread_t *p_input;
vlc_t *p_vlc;
p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
if( !p_vlc )
{
return VLC_ENOOBJ;
}
p_input = vlc_object_find( p_vlc, VLC_OBJECT_INPUT, FIND_CHILD );
if( !p_input )
{
if( i_object ) vlc_object_release( p_vlc );
return VLC_ENOOBJ;
}
input_SetStatus( p_input, INPUT_STATUS_PAUSE );
vlc_object_release( p_input );
if( i_object ) vlc_object_release( p_vlc );
return VLC_SUCCESS;
}
/*****************************************************************************
* VLC_FullScreen: toggle fullscreen mode
*****************************************************************************/
int VLC_FullScreen( int i_object )
{
vout_thread_t *p_vout;
vlc_t *p_vlc;
p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
if( !p_vlc )
{
return VLC_ENOOBJ;
}
p_vout = vlc_object_find( p_vlc, VLC_OBJECT_VOUT, FIND_CHILD );
if( !p_vout )
{
if( i_object ) vlc_object_release( p_vlc );
return VLC_ENOOBJ;
}
p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
vlc_object_release( p_vout );
if( i_object ) vlc_object_release( p_vlc );
return VLC_SUCCESS;
}
/* following functions are local */
/*****************************************************************************
* SetLanguage: set the interface language.
*****************************************************************************
* We set the LC_MESSAGES locale category for interface messages and buttons,
* as well as the LC_CTYPE category for string sorting and possible wide
* character support.
*****************************************************************************/
static void SetLanguage ( char const *psz_lang )
{
#if defined( ENABLE_NLS ) \
&& ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) )
char * psz_path;
#if defined( SYS_DARWIN ) || defined ( WIN32 )
char psz_tmp[1024];
#endif
# if defined( HAVE_INCLUDED_GETTEXT ) && !defined( HAVE_LC_MESSAGES )
if( *psz_lang )
{
/* We set LC_ALL manually because it is the only way to set
* the language at runtime under eg. Windows. Beware that this
* makes the environment unconsistent when libvlc is unloaded and
* should probably be moved to a safer place like vlc.c. */
static char psz_lcall[20];
snprintf( psz_lcall, 19, "LC_ALL=%s", psz_lang );
psz_lcall[19] = '\0';
putenv( psz_lcall );
}
# endif
if( psz_lang && !*psz_lang )
{
# if defined( HAVE_LC_MESSAGES )
setlocale( LC_MESSAGES, psz_lang );
# endif
setlocale( LC_CTYPE, psz_lang );
}
else
{
setlocale( LC_ALL, psz_lang );
#ifdef SYS_DARWIN
/* I need that under Darwin, please check it doesn't disturb
* other platforms. --Meuuh */
setenv( "LANG", psz_lang, 1 );
#endif
}
/* Specify where to find the locales for current domain */
#if !defined( SYS_DARWIN ) && !defined( WIN32 )
psz_path = LOCALEDIR;
#else
snprintf( psz_tmp, sizeof(psz_tmp), "%s/%s", libvlc.psz_vlcpath,
"locale" );
psz_path = psz_tmp;
#endif
if( !bindtextdomain( PACKAGE, psz_path ) )
{
fprintf( stderr, "warning: no domain %s in directory %s\n",
PACKAGE, psz_path );
}
/* Set the default domain */
textdomain( PACKAGE );
#endif
}
/*****************************************************************************
* GetFilenames: parse command line options which are not flags
*****************************************************************************
* Parse command line for input files.
*****************************************************************************/
static int GetFilenames( vlc_t *p_vlc, int i_argc, char *ppsz_argv[] )
{
int i_opt;
/* We assume that the remaining parameters are filenames */
for( i_opt = i_argc - 1; i_opt > optind; i_opt-- )
{
/* TODO: write an internal function of this one, to avoid
* unnecessary lookups. */
VLC_AddTarget( p_vlc->i_object_id, ppsz_argv[ i_opt ],
PLAYLIST_INSERT, 0 );
}
/* If there is at least one target, play it */
if( i_argc > optind )
{
VLC_AddTarget( p_vlc->i_object_id, ppsz_argv[ optind ],
PLAYLIST_INSERT | PLAYLIST_GO, 0 );
}
return VLC_SUCCESS;
}
/*****************************************************************************
* Usage: print program usage
*****************************************************************************
* Print a short inline help. Message interface is initialized at this stage.
*****************************************************************************/
static void Usage( vlc_t *p_this, char const *psz_module_name )
{
#define FORMAT_STRING " %s --%s%s%s%s%s%s%s "
/* short option ------' | | | | | | |
* option name ------------' | | | | | |
* <bra -------------------------' | | | | |
* option type or "" --------------' | | | |
* ket> -----------------------------' | | |
* padding spaces ---------------------' | |
* comment -------------------------------' |
* comment suffix --------------------------'
*
* The purpose of having bra and ket is that we might i18n them as well.
*/
#define LINE_START 8
#define PADDING_SPACES 25
vlc_list_t *p_list;
module_t *p_parser;
module_config_t *p_item;
char psz_spaces[PADDING_SPACES+LINE_START+1];
char psz_format[sizeof(FORMAT_STRING)];
char psz_buffer[1000];
char psz_short[4];
int i_index;
int i_width = ConsoleWidth() - (PADDING_SPACES+LINE_START+1);
memset( psz_spaces, ' ', PADDING_SPACES+LINE_START );
psz_spaces[PADDING_SPACES+LINE_START] = '\0';
strcpy( psz_format, FORMAT_STRING );
#ifdef WIN32
ShowConsole();
#endif
/* List all modules */
p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE );
/* Enumerate the config for each module */
for( i_index = 0; i_index < p_list->i_count; i_index++ )
{
vlc_bool_t b_help_module;
p_parser = (module_t *)p_list->p_values[i_index].p_object ;
if( psz_module_name && strcmp( psz_module_name,
p_parser->psz_object_name ) )
{
continue;
}
/* Ignore modules without config options */
if( !p_parser->i_config_items )
{
continue;
}
b_help_module = !strcmp( "help", p_parser->psz_object_name );
/* Print module options */
for( p_item = p_parser->p_config;
p_item->i_type != CONFIG_HINT_END;
p_item++ )
{
char *psz_text;
char *psz_bra = NULL, *psz_type = NULL, *psz_ket = NULL;
char *psz_suf = "", *psz_prefix = NULL;
int i;
if ( p_item->b_advanced && !config_GetInt( p_this, "advanced" ))
{
continue;
}
switch( p_item->i_type )
{
case CONFIG_HINT_CATEGORY:
case CONFIG_HINT_USAGE:
fprintf( stdout, " %s\n", p_item->psz_text );
break;
case CONFIG_ITEM_STRING:
case CONFIG_ITEM_FILE:
case CONFIG_ITEM_MODULE: /* We could also have "=<" here */
if( !p_item->ppsz_list )
{
psz_bra = " <"; psz_type = _("string"); psz_ket = ">";
break;
}
else
{
psz_bra = " {";
psz_type = psz_buffer;
psz_type[0] = '\0';
for( i = 0; p_item->ppsz_list[i]; i++ )
{
if( i ) strcat( psz_type, "," );
strcat( psz_type, p_item->ppsz_list[i] );
}
psz_ket = "}";
break;
}
case CONFIG_ITEM_INTEGER:
psz_bra = " <"; psz_type = _("integer"); psz_ket = ">";
break;
case CONFIG_ITEM_FLOAT:
psz_bra = " <"; psz_type = _("float"); psz_ket = ">";
break;
case CONFIG_ITEM_BOOL:
psz_bra = ""; psz_type = ""; psz_ket = "";
if( !b_help_module )
{
psz_suf = p_item->i_value ? _(" (default enabled)") :
_(" (default disabled)");
}
break;
}
if( !psz_type )
{
continue;
}
/* Add short option if any */
if( p_item->i_short )
{
sprintf( psz_short, "-%c,", p_item->i_short );
}
else
{
strcpy( psz_short, " " );
}
i = PADDING_SPACES - strlen( p_item->psz_name )
- strlen( psz_bra ) - strlen( psz_type )
- strlen( psz_ket ) - 1;
if( p_item->i_type == CONFIG_ITEM_BOOL && !b_help_module )
{
/* If option is of type --foo-bar, we print its counterpart
* as --no-foo-bar, but if it is of type --foobar (without
* dashes in the name) we print it as --nofoobar. Both
* values are of course valid, only the display changes. */
psz_prefix = strchr( p_item->psz_name, '-' ) ? ", --no-"
: ", --no";
i -= strlen( p_item->psz_name ) + strlen( psz_prefix );
}
if( i < 0 )
{
psz_spaces[0] = '\n';
i = 0;
}
else
{
psz_spaces[i] = '\0';
}
if( p_item->i_type == CONFIG_ITEM_BOOL && !b_help_module )
{
fprintf( stdout, psz_format, psz_short, p_item->psz_name,
psz_prefix, p_item->psz_name, psz_bra, psz_type,
psz_ket, psz_spaces );
}
else
{
fprintf( stdout, psz_format, psz_short, p_item->psz_name,
"", "", psz_bra, psz_type, psz_ket, psz_spaces );
}
psz_spaces[i] = ' ';
/* We wrap the rest of the output */
sprintf( psz_buffer, "%s%s", p_item->psz_text, psz_suf );
psz_text = psz_buffer;
while( *psz_text )
{
char *psz_parser, *psz_word;
int i_end = strlen( psz_text );
/* If the remaining text fits in a line, print it. */
if( i_end <= i_width )
{
fprintf( stdout, "%s\n", psz_text );
break;
}
/* Otherwise, eat as many words as possible */
psz_parser = psz_text;
do
{
psz_word = psz_parser;
psz_parser = strchr( psz_word, ' ' );
/* If no space was found, we reached the end of the text
* block; otherwise, we skip the space we just found. */
psz_parser = psz_parser ? psz_parser + 1
: psz_text + i_end;
} while( psz_parser - psz_text <= i_width );
/* We cut a word in one of these cases:
* - it's the only word in the line and it's too long.
* - we used less than 80% of the width and the word we are
* going to wrap is longer than 40% of the width, and even
* if the word would have fit in the next line. */
if( psz_word == psz_text
|| ( psz_word - psz_text < 80 * i_width / 100
&& psz_parser - psz_word > 40 * i_width / 100 ) )
{
char c = psz_text[i_width];
psz_text[i_width] = '\0';
fprintf( stdout, "%s\n%s", psz_text, psz_spaces );
psz_text += i_width;
psz_text[0] = c;
}
else
{
psz_word[-1] = '\0';
fprintf( stdout, "%s\n%s", psz_text, psz_spaces );
psz_text = psz_word;
}
}
}
}
/* Release the module list */
vlc_list_release( p_list );
#ifdef WIN32 /* Pause the console because it's destroyed when we exit */
fprintf( stdout, _("\nPress the RETURN key to continue...\n") );
getchar();
#endif
}
/*****************************************************************************
* ListModules: list the available modules with their description
*****************************************************************************
* Print a list of all available modules (builtins and plugins) and a short
* description for each one.
*****************************************************************************/
static void ListModules( vlc_t *p_this )
{
vlc_list_t *p_list;
module_t *p_parser;
char psz_spaces[22];
int i_index;
memset( psz_spaces, ' ', 22 );
#ifdef WIN32
ShowConsole();
#endif
/* Usage */
fprintf( stdout, _("Usage: %s [options] [items]...\n\n"),
p_this->p_vlc->psz_object_name );
fprintf( stdout, _("[module] [description]\n") );
/* List all modules */
p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE );
/* Enumerate each module */
for( i_index = 0; i_index < p_list->i_count; i_index++ )
{
int i;
p_parser = (module_t *)p_list->p_values[i_index].p_object ;
/* Nasty hack, but right now I'm too tired to think about a nice
* solution */
i = 22 - strlen( p_parser->psz_object_name ) - 1;
if( i < 0 ) i = 0;
psz_spaces[i] = 0;
fprintf( stdout, " %s%s %s\n", p_parser->psz_object_name,
psz_spaces, p_parser->psz_longname );
psz_spaces[i] = ' ';
}
vlc_list_release( p_list );
#ifdef WIN32 /* Pause the console because it's destroyed when we exit */
fprintf( stdout, _("\nPress the RETURN key to continue...\n") );
getchar();
#endif
}
/*****************************************************************************
* Version: print complete program version
*****************************************************************************
* Print complete program version and build number.
*****************************************************************************/
static void Version( void )
{
#ifdef WIN32
ShowConsole();
#endif
fprintf( stdout, VERSION_MESSAGE "\n" );
fprintf( stdout,
_("This program comes with NO WARRANTY, to the extent permitted by "
"law.\nYou may redistribute it under the terms of the GNU General "
"Public License;\nsee the file named COPYING for details.\n"
"Written by the VideoLAN team at Ecole Centrale, Paris.\n") );
#ifdef WIN32 /* Pause the console because it's destroyed when we exit */
fprintf( stdout, _("\nPress the RETURN key to continue...\n") );
getchar();
#endif
}
/*****************************************************************************
* ShowConsole: On Win32, create an output console for debug messages
*****************************************************************************
* This function is useful only on Win32.
*****************************************************************************/
#ifdef WIN32 /* */
static void ShowConsole( void )
{
# ifndef UNDER_CE
AllocConsole();
freopen( "CONOUT$", "w", stdout );
freopen( "CONOUT$", "w", stderr );
freopen( "CONIN$", "r", stdin );
# endif
return;
}
#endif
/*****************************************************************************
* ConsoleWidth: Return the console width in characters
*****************************************************************************
* We use the stty shell command to get the console width; if this fails or
* if the width is less than 80, we default to 80.
*****************************************************************************/
static int ConsoleWidth( void )
{
int i_width = 80;
#ifndef WIN32
char buf[20], *psz_parser;
FILE *file;
int i_ret;
file = popen( "stty size 2>/dev/null", "r" );
if( file )
{
i_ret = fread( buf, 1, 20, file );
if( i_ret > 0 )
{
buf[19] = '\0';
psz_parser = strchr( buf, ' ' );
if( psz_parser )
{
i_ret = atoi( psz_parser + 1 );
if( i_ret >= 80 )
{
i_width = i_ret;
}
}
}
pclose( file );
}
#endif
return i_width;
}