X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Finterface%2Fmain.c;h=2fdb9d2d7b9085f365f5c88c920af770bfeb0e2c;hb=0967faf5ed20165028e38f6a7355314558ed38a3;hp=abf56ab03db9140f5750f761b4e34ed279a86102;hpb=f2f5c4a07774a4618a16a3c8ff331f0654073085;p=vlc diff --git a/src/interface/main.c b/src/interface/main.c index abf56ab03d..2fdb9d2d7b 100644 --- a/src/interface/main.c +++ b/src/interface/main.c @@ -4,8 +4,10 @@ * and spawn threads. ***************************************************************************** * Copyright (C) 1998, 1999, 2000 VideoLAN + * $Id: main.c,v 1.105 2001/06/25 11:34:08 sam Exp $ * - * Authors: + * Authors: Vincent Seguin + * Samuel Hocevar * * 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 @@ -28,8 +30,31 @@ #include "defs.h" #include /* SIGHUP, SIGINT, SIGKILL */ -#include /* getopt() */ #include /* sprintf() */ +#include /* longjmp, setjmp */ + +#ifdef HAVE_GETOPT_LONG +# ifdef HAVE_GETOPT_H +# include /* getopt() */ +# endif +#else +# include "GNUgetopt/getopt.h" +#endif + +#ifdef SYS_DARWIN +# include /* Altivec detection */ +# include /* some day the header files||compiler * + will define it for us */ +# include +#endif + +#ifndef WIN32 +#include /* BSD: struct in_addr */ +#endif + +#ifdef HAVE_UNISTD_H +#include +#endif #include /* ENOMEM */ #include /* getenv(), strtol(), */ @@ -37,20 +62,34 @@ #include "config.h" #include "common.h" +#include "debug.h" #include "threads.h" #include "mtime.h" -#include "plugins.h" -#include "input_vlan.h" +#include "tests.h" /* TestCPU() */ +#include "modules.h" + +#include "stream_control.h" +#include "input_ext-intf.h" #include "intf_msg.h" +#include "intf_playlist.h" #include "interface.h" #include "audio_output.h" +#include "video.h" +#include "video_output.h" + #ifdef SYS_BEOS -#include "beos_specific.h" +# include "beos_specific.h" +#endif + +#ifdef SYS_DARWIN +# include "darwin_specific.h" #endif +#include "netutils.h" /* network_ChannelJoin */ + #include "main.h" /***************************************************************************** @@ -61,26 +100,49 @@ /* Long options return values - note that values corresponding to short options * chars, and in general any regular char, should be avoided */ #define OPT_NOAUDIO 150 -#define OPT_AOUT 151 -#define OPT_STEREO 152 -#define OPT_MONO 153 +#define OPT_STEREO 151 +#define OPT_MONO 152 +#define OPT_SPDIF 153 #define OPT_NOVIDEO 160 -#define OPT_VOUT 161 -#define OPT_DISPLAY 162 -#define OPT_WIDTH 163 -#define OPT_HEIGHT 164 -#define OPT_COLOR 165 - -#define OPT_NOVLANS 170 +#define OPT_DISPLAY 161 +#define OPT_WIDTH 162 +#define OPT_HEIGHT 163 +#define OPT_COLOR 164 +#define OPT_FULLSCREEN 165 +#define OPT_OVERLAY 166 + +#define OPT_CHANNELS 170 #define OPT_SERVER 171 #define OPT_PORT 172 +#define OPT_BROADCAST 173 + +#define OPT_INPUT 180 +#define OPT_MOTION 181 +#define OPT_IDCT 182 +#define OPT_YUV 183 +#define OPT_DOWNMIX 184 +#define OPT_IMDCT 185 + +#define OPT_SYNCHRO 190 +#define OPT_WARNING 191 +#define OPT_VERSION 192 /* Usage fashion */ #define USAGE 0 #define SHORT_HELP 1 #define LONG_HELP 2 +/* Needed for x86 CPU capabilities detection */ +#define cpuid( a ) \ + asm volatile ( "cpuid" \ + : "=a" ( i_eax ), \ + "=b" ( i_ebx ), \ + "=c" ( i_ecx ), \ + "=d" ( i_edx ) \ + : "a" ( a ) \ + : "cc" ); + /* Long options */ static const struct option longopts[] = { @@ -89,163 +151,258 @@ static const struct option longopts[] = /* General/common options */ { "help", 0, 0, 'h' }, { "longhelp", 0, 0, 'H' }, - { "version", 0, 0, 'v' }, + { "version", 0, 0, OPT_VERSION }, + + /* Interface options */ + { "intf", 1, 0, 'I' }, + { "warning", 1, 0, OPT_WARNING }, /* Audio options */ { "noaudio", 0, 0, OPT_NOAUDIO }, - { "aout", 1, 0, OPT_AOUT }, + { "aout", 1, 0, 'A' }, { "stereo", 0, 0, OPT_STEREO }, { "mono", 0, 0, OPT_MONO }, + { "spdif", 0, 0, OPT_SPDIF }, + { "downmix", 1, 0, OPT_DOWNMIX }, + { "imdct", 1, 0, OPT_IMDCT }, /* Video options */ { "novideo", 0, 0, OPT_NOVIDEO }, - { "vout", 1, 0, OPT_VOUT }, + { "vout", 1, 0, 'V' }, { "display", 1, 0, OPT_DISPLAY }, { "width", 1, 0, OPT_WIDTH }, { "height", 1, 0, OPT_HEIGHT }, { "grayscale", 0, 0, 'g' }, { "color", 0, 0, OPT_COLOR }, - + { "motion", 1, 0, OPT_MOTION }, + { "idct", 1, 0, OPT_IDCT }, + { "yuv", 1, 0, OPT_YUV }, + { "fullscreen", 0, 0, OPT_FULLSCREEN }, + { "overlay", 0, 0, OPT_OVERLAY }, + + /* DVD options */ + { "dvdtitle", 1, 0, 't' }, + { "dvdchapter", 1, 0, 'T' }, + { "dvdangle", 1, 0, 'u' }, + { "dvdaudio", 1, 0, 'a' }, + { "dvdchannel", 1, 0, 'c' }, + { "dvdsubtitle", 1, 0, 's' }, + /* Input options */ - { "novlans", 0, 0, OPT_NOVLANS }, + { "input", 1, 0, OPT_INPUT }, { "server", 1, 0, OPT_SERVER }, { "port", 1, 0, OPT_PORT }, + { "broadcast", 1, 0, OPT_BROADCAST }, + { "channels", 0, 0, OPT_CHANNELS }, + /* Synchro options */ + { "synchro", 1, 0, OPT_SYNCHRO }, { 0, 0, 0, 0 } }; /* Short options */ -static const char *psz_shortopts = "hHvg"; +static const char *psz_shortopts = "hHvgt:T:u:a:s:c:I:A:V:"; /***************************************************************************** - * Global variable program_data - this is the one and only, see main.h + * Global variable program_data - these are the only ones, see main.h and + * modules.h *****************************************************************************/ -main_t *p_main; +main_t *p_main; +module_bank_t *p_module_bank; +aout_bank_t *p_aout_bank; +vout_bank_t *p_vout_bank; /***************************************************************************** * Local prototypes *****************************************************************************/ -static void SetDefaultConfiguration ( void ); -static int GetConfiguration ( int i_argc, char *ppsz_argv[], char *ppsz_env[] ); +static int GetConfiguration ( int *pi_argc, char *ppsz_argv[], + char *ppsz_env[] ); +static int GetFilenames ( int i_argc, char *ppsz_argv[] ); static void Usage ( int i_fashion ); static void Version ( void ); static void InitSignalHandler ( void ); -static void SignalHandler ( int i_signal ); -#ifdef HAVE_MMX -static int TestMMX ( void ); -#endif +static void SimpleSignalHandler ( int i_signal ); +static void FatalSignalHandler ( int i_signal ); +static void InstructionSignalHandler( int i_signal ); +static int CPUCapabilities ( void ); +static jmp_buf env; +static int i_illegal; /***************************************************************************** * main: parse command line, start interface and spawn threads ***************************************************************************** * Steps during program execution are: * -configuration parsing and messages interface initialization - * -openning of audio output device and some global modules + * -opening of audio output device and some global modules * -execution of interface, which exit on error or on user request * -closing of audio output device and some global modules - * On error, the spawned threads are cancelled, and the open devices closed. + * On error, the spawned threads are canceled, and the open devices closed. *****************************************************************************/ int main( int i_argc, char *ppsz_argv[], char *ppsz_env[] ) { - main_t main_data; /* root of all data - see main.h */ - p_main = &main_data; /* set up the global variable */ + main_t main_data; /* root of all data - see main.h */ + module_bank_t module_bank; + aout_bank_t aout_bank; + vout_bank_t vout_bank; + + p_main = &main_data; /* set up the global variables */ + p_module_bank = &module_bank; + p_aout_bank = &aout_bank; + p_vout_bank = &vout_bank; /* - * System specific initialization code + * Initialize threads system */ -#ifdef SYS_BEOS - beos_Init(); -#endif + vlc_threads_init( ); /* - * Read configuration, initialize messages interface and set up program + * Test if our code is likely to run on this CPU */ -#ifdef HAVE_MMX - if( !TestMMX() ) + p_main->i_cpu_capabilities = CPUCapabilities(); + +#if defined( __pentium__ ) || defined( __pentiumpro__ ) + if( ! TestCPU( CPU_CAPABILITY_586 ) ) { - fprintf( stderr, "Sorry, this program needs an MMX processor. Please run the non-MMX version.\n" ); + fprintf( stderr, "error: this program needs a Pentium CPU,\n" + "please try a version without Pentium support\n" ); return( 1 ); } #endif + + /* + * System specific initialization code + */ +#if defined( SYS_BEOS ) || defined( SYS_DARWIN ) + system_Init( &i_argc, ppsz_argv, ppsz_env ); +#endif + + /* + * Initialize messages interface + */ p_main->p_msg = intf_MsgCreate(); if( !p_main->p_msg ) /* start messages interface */ { - fprintf( stderr, "critical error: can't initialize messages interface (%s)\n", - strerror(errno) ); + fprintf( stderr, "error: can't initialize messages interface (%s)\n", + strerror(errno) ); return( errno ); } - if( GetConfiguration( i_argc, ppsz_argv, ppsz_env ) ) /* parse cmd line */ + + intf_MsgImm( COPYRIGHT_MESSAGE ); + + /* + * Read configuration + */ + if( GetConfiguration( &i_argc, ppsz_argv, ppsz_env ) ) /* parse cmd line */ { intf_MsgDestroy(); return( errno ); } - intf_MsgImm( COPYRIGHT_MESSAGE "\n" ); /* print welcome message */ /* - * Initialize shared resources and libraries + * Initialize playlist and get commandline files */ - if( main_data.b_vlans && input_VlanCreate() ) + p_main->p_playlist = intf_PlaylistCreate(); + if( !p_main->p_playlist ) { - /* On error during vlans initialization, switch of vlans */ - intf_Msg( "Virtual LANs initialization failed : vlans management is deactivated\n" ); - main_data.b_vlans = 0; + intf_ErrMsg( "playlist error: playlist initialization failed" ); + intf_MsgDestroy(); + return( errno ); } + intf_PlaylistInit( p_main->p_playlist ); /* - * Open audio device and start aout thread + * Get input filenames given as commandline arguments */ - if( main_data.b_audio ) - { - main_data.p_aout = aout_CreateThread( NULL ); - if( main_data.p_aout == NULL ) - { - /* On error during audio initialization, switch of audio */ - intf_Msg( "Audio initialization failed : audio is deactivated\n" ); - main_data.b_audio = 0; - } - } + GetFilenames( i_argc, ppsz_argv ); /* - * Run interface + * Initialize module, aout and vout banks */ - main_data.p_intf = intf_Create(); - if( main_data.p_intf != NULL ) - { - InitSignalHandler(); /* prepare signals for interception */ - intf_Run( main_data.p_intf ); - intf_Destroy( main_data.p_intf ); - } + module_InitBank(); + aout_InitBank(); + vout_InitBank(); /* - * Close audio device + * Initialize shared resources and libraries */ - if( main_data.b_audio ) + if( main_GetIntVariable( INPUT_NETWORK_CHANNEL_VAR, + INPUT_NETWORK_CHANNEL_DEFAULT ) && + network_ChannelCreate() ) { - aout_DestroyThread( main_data.p_aout, NULL ); + /* On error during Channels initialization, switch off channels */ + intf_Msg( "Channels initialization failed : " + "Channel management is deactivated" ); + main_PutIntVariable( INPUT_NETWORK_CHANNEL_VAR, 0 ); } /* - * Free shared resources and libraries + * Try to run the interface */ - if( main_data.b_vlans ) + p_main->p_intf = intf_Create(); + if( p_main->p_intf == NULL ) + { + intf_ErrMsg( "intf error: interface initialization failed" ); + } + else { - input_VlanDestroy(); + /* + * Set signal handling policy for all threads + */ + InitSignalHandler(); + + /* + * This is the main loop + */ + p_main->p_intf->pf_run( p_main->p_intf ); + + /* + * Finished, destroy the interface + */ + intf_Destroy( p_main->p_intf ); + + /* + * Go back into channel 0 which is the network + */ + if( main_GetIntVariable( INPUT_NETWORK_CHANNEL_VAR, + INPUT_NETWORK_CHANNEL_DEFAULT ) ) + { + network_ChannelJoin( COMMON_CHANNEL ); + } } + /* + * Free module, aout and vout banks + */ + vout_EndBank(); + aout_EndBank(); + module_EndBank(); + + /* + * Free playlist + */ + intf_PlaylistDestroy( p_main->p_playlist ); + /* * System specific cleaning code */ -#ifdef SYS_BEOS - beos_Clean(); +#if defined( SYS_BEOS ) || defined( SYS_DARWIN ) + system_End(); #endif + /* * Terminate messages interface and program */ - intf_Msg( "Program terminated.\n" ); + intf_Msg( "intf: program terminated" ); intf_MsgDestroy(); - return( 0 ); + + /* + * Stop threads system + */ + vlc_threads_end( ); + + return 0; } /***************************************************************************** @@ -302,14 +459,15 @@ void main_PutPszVariable( char *psz_name, char *psz_value ) psz_env = malloc( strlen(psz_name) + strlen(psz_value) + 2 ); if( psz_env == NULL ) { - intf_ErrMsg( "error: %s\n", strerror(ENOMEM) ); + intf_ErrMsg( "intf error: cannot create psz_env (%s)", + strerror(ENOMEM) ); } else { sprintf( psz_env, "%s=%s", psz_name, psz_value ); if( putenv( psz_env ) ) { - intf_ErrMsg( "error: %s\n", strerror(errno) ); + intf_ErrMsg( "intf error: cannot putenv (%s)", strerror(errno) ); } } } @@ -331,24 +489,6 @@ void main_PutIntVariable( char *psz_name, int i_value ) /* following functions are local */ -/***************************************************************************** - * SetDefaultConfiguration: set default options - ***************************************************************************** - * This function is called by GetConfiguration before command line is parsed. - * It sets all the default values required later by the program. At this stage, - * most structure are not yet allocated, so initialization must be done using - * environment. - *****************************************************************************/ -static void SetDefaultConfiguration( void ) -{ - /* - * All features are activated by default - */ - p_main->b_audio = 1; - p_main->b_video = 1; - p_main->b_vlans = 1; -} - /***************************************************************************** * GetConfiguration: parse command line ***************************************************************************** @@ -358,21 +498,63 @@ static void SetDefaultConfiguration( void ) * stage, but most structures are not allocated, so only environment should * be used. *****************************************************************************/ -static int GetConfiguration( int i_argc, char *ppsz_argv[], char *ppsz_env[] ) +static int GetConfiguration( int *pi_argc, char *ppsz_argv[], char *ppsz_env[] ) { - int c, i_opt; + int i_cmd; + char *p_tmp; /* Set default configuration and copy arguments */ - p_main->i_argc = i_argc; + p_main->i_argc = *pi_argc; p_main->ppsz_argv = ppsz_argv; p_main->ppsz_env = ppsz_env; - SetDefaultConfiguration(); + + p_main->b_audio = 1; + p_main->b_video = 1; + + p_main->i_warning_level = 0; + + p_main->p_channel = NULL; + + /* Get the executable name (similar to the basename command) */ + p_main->psz_arg0 = p_tmp = ppsz_argv[ 0 ]; + while( *p_tmp ) + { + if( *p_tmp == '/' ) + { + p_main->psz_arg0 = ++p_tmp; + } + else + { + ++p_tmp; + } + } + +#ifdef SYS_DARWIN + /* When vlc.app is run by double clicking in Mac OS X, the 2nd arg + * is the PSN - process serial number (a unique PID-ish thingie) + * still ok for real Darwin & when run from command line */ + if ( (*pi_argc > 1) && (strncmp( ppsz_argv[ 1 ] , "-psn" , 4 ) == 0) ) + /* for example -psn_0_9306113 */ + { + /* GDMF!... I can't do this or else the MacOSX window server will + * not pick up the PSN and not register the app and we crash... + * hence the following kludge otherwise we'll get confused w/ argv[1] + * being an input file name */ +#if 0 + ppsz_argv[ 1 ] = NULL; +#endif + *pi_argc = *pi_argc - 1; + pi_argc--; + return( 0 ); + } +#endif /* Parse command line options */ opterr = 0; - while( ( c = getopt_long( i_argc, ppsz_argv, psz_shortopts, longopts, 0 ) ) != EOF ) + while( ( i_cmd = getopt_long( *pi_argc, ppsz_argv, + psz_shortopts, longopts, 0 ) ) != EOF ) { - switch( c ) + switch( i_cmd ) { /* General/common options */ case 'h': /* -h, --help */ @@ -383,16 +565,28 @@ static int GetConfiguration( int i_argc, char *ppsz_argv[], char *ppsz_env[] ) Usage( LONG_HELP ); return( -1 ); break; - case 'v': /* -v, --version */ + case OPT_VERSION: /* --version */ Version(); return( -1 ); break; + case 'v': /* -v, --verbose */ + p_main->i_warning_level++; + break; + + /* Interface warning messages level */ + case 'I': /* -I, --intf */ + main_PutPszVariable( INTF_METHOD_VAR, optarg ); + break; + case OPT_WARNING: /* --warning */ + intf_ErrMsg( "intf error: `--warning' is deprecated, use `-v'" ); + p_main->i_warning_level = atoi(optarg); + break; /* Audio options */ case OPT_NOAUDIO: /* --noaudio */ p_main->b_audio = 0; break; - case OPT_AOUT: /* --aout */ + case 'A': /* -A, --aout */ main_PutPszVariable( AOUT_METHOD_VAR, optarg ); break; case OPT_STEREO: /* --stereo */ @@ -401,12 +595,21 @@ static int GetConfiguration( int i_argc, char *ppsz_argv[], char *ppsz_env[] ) case OPT_MONO: /* --mono */ main_PutIntVariable( AOUT_STEREO_VAR, 0 ); break; + case OPT_SPDIF: /* --spdif */ + main_PutIntVariable( AOUT_SPDIF_VAR, 1 ); + break; + case OPT_DOWNMIX: /* --downmix */ + main_PutPszVariable( DOWNMIX_METHOD_VAR, optarg ); + break; + case OPT_IMDCT: /* --imdct */ + main_PutPszVariable( IMDCT_METHOD_VAR, optarg ); + break; /* Video options */ case OPT_NOVIDEO: /* --novideo */ p_main->b_video = 0; break; - case OPT_VOUT: /* --vout */ + case 'V': /* -V, --vout */ main_PutPszVariable( VOUT_METHOD_VAR, optarg ); break; case OPT_DISPLAY: /* --display */ @@ -418,17 +621,61 @@ static int GetConfiguration( int i_argc, char *ppsz_argv[], char *ppsz_env[] ) case OPT_HEIGHT: /* --height */ main_PutPszVariable( VOUT_HEIGHT_VAR, optarg ); break; - case 'g': /* -g, --grayscale */ main_PutIntVariable( VOUT_GRAYSCALE_VAR, 1 ); break; case OPT_COLOR: /* --color */ main_PutIntVariable( VOUT_GRAYSCALE_VAR, 0 ); break; + case OPT_FULLSCREEN: /* --fullscreen */ + main_PutIntVariable( VOUT_FULLSCREEN_VAR, 1 ); + break; + case OPT_OVERLAY: /* --overlay */ + main_PutIntVariable( VOUT_OVERLAY_VAR, 1 ); + break; + case OPT_MOTION: /* --motion */ + main_PutPszVariable( MOTION_METHOD_VAR, optarg ); + break; + case OPT_IDCT: /* --idct */ + main_PutPszVariable( IDCT_METHOD_VAR, optarg ); + break; + case OPT_YUV: /* --yuv */ + main_PutPszVariable( YUV_METHOD_VAR, optarg ); + break; + + /* DVD options */ + case 't': + main_PutIntVariable( INPUT_TITLE_VAR, atoi(optarg) ); + break; + case 'T': + main_PutIntVariable( INPUT_CHAPTER_VAR, atoi(optarg) ); + break; + case 'u': + main_PutIntVariable( INPUT_ANGLE_VAR, atoi(optarg) ); + break; + case 'a': + if ( ! strcmp(optarg, "ac3") ) + main_PutIntVariable( INPUT_AUDIO_VAR, REQUESTED_AC3 ); + else if ( ! strcmp(optarg, "lpcm") ) + main_PutIntVariable( INPUT_AUDIO_VAR, REQUESTED_LPCM ); + else if ( ! strcmp(optarg, "mpeg") ) + main_PutIntVariable( INPUT_AUDIO_VAR, REQUESTED_MPEG ); + else + main_PutIntVariable( INPUT_AUDIO_VAR, REQUESTED_NOAUDIO ); + break; + case 'c': + main_PutIntVariable( INPUT_CHANNEL_VAR, atoi(optarg) ); + break; + case 's': + main_PutIntVariable( INPUT_SUBTITLE_VAR, atoi(optarg) ); + break; /* Input options */ - case OPT_NOVLANS: /* --novlans */ - p_main->b_vlans = 0; + case OPT_INPUT: /* --input */ + main_PutPszVariable( INPUT_METHOD_VAR, optarg ); + break; + case OPT_CHANNELS: /* --channels */ + main_PutIntVariable( INPUT_NETWORK_CHANNEL_VAR, 1 ); break; case OPT_SERVER: /* --server */ main_PutPszVariable( INPUT_SERVER_VAR, optarg ); @@ -436,22 +683,51 @@ static int GetConfiguration( int i_argc, char *ppsz_argv[], char *ppsz_env[] ) case OPT_PORT: /* --port */ main_PutPszVariable( INPUT_PORT_VAR, optarg ); break; + case OPT_BROADCAST: /* --broadcast */ + main_PutIntVariable( INPUT_BROADCAST_VAR, 1 ); + main_PutPszVariable( INPUT_BCAST_ADDR_VAR, optarg ); + break; + /* Synchro options */ + case OPT_SYNCHRO: + main_PutPszVariable( VPAR_SYNCHRO_VAR, optarg ); + break; + /* Internal error: unknown option */ case '?': default: - intf_ErrMsg( "intf error: unknown option `%s'\n", ppsz_argv[optind - 1] ); + intf_ErrMsg( "intf error: unknown option `%s'", + ppsz_argv[optind - 1] ); Usage( USAGE ); return( EINVAL ); break; } } - /* Parse command line parameters - no check is made for these options */ + if( p_main->i_warning_level < 0 ) + { + p_main->i_warning_level = 0; + } + + return( 0 ); +} + +/***************************************************************************** + * GetFilenames: parse command line options which are not flags + ***************************************************************************** + * Parse command line for input files. + *****************************************************************************/ +static int GetFilenames( int i_argc, char *ppsz_argv[] ) +{ + int i_opt; + + /* We assume that the remaining parameters are filenames */ for( i_opt = optind; i_opt < i_argc; i_opt++ ) { - putenv( ppsz_argv[ i_opt ] ); + intf_PlaylistAdd( p_main->p_playlist, PLAYLIST_END, + ppsz_argv[ i_opt ] ); } + return( 0 ); } @@ -463,73 +739,111 @@ static int GetConfiguration( int i_argc, char *ppsz_argv[], char *ppsz_env[] ) static void Usage( int i_fashion ) { /* Usage */ - intf_Msg( "Usage: vlc [options] [parameters]\n" ); + intf_MsgImm( "Usage: %s [options] [parameters] [file]...", + p_main->psz_arg0 ); if( i_fashion == USAGE ) { - intf_Msg( "Try `vlc --help' for more information.\n" ); + intf_MsgImm( "Try `%s --help' for more information.", + p_main->psz_arg0 ); return; } - intf_MsgImm( COPYRIGHT_MESSAGE "\n" ); - /* Options */ - intf_Msg( "\n" - "Options:\n" - " --noaudio \tdisable audio\n" - " --aout \taudio output method\n" - " --stereo, --mono \tstereo/mono audio\n" - "\n" - " --novideo \tdisable audio\n" - " --vout \tvideo output method\n" - " --display \tdisplay string\n" - " --width , --height \tdisplay dimensions\n" - " -g, --grayscale \tgrayscale output\n" - " --color \tcolor output\n" - "\n" - " --novlans \tdisable vlans\n" - " --server \tvideo server address\n" - " --port \tvideo server port\n" - "\n" - " -h, --help \tprint help and exit\n" - " -H, --longhelp \tprint long help and exit\n" - " -v, --version \toutput version information and exit\n" ); + intf_MsgImm( "\nOptions:" + "\n -I, --intf \tinterface method" + "\n -v, --verbose \tverbose mode (cumulative)" + "\n" + "\n --noaudio \tdisable audio" + "\n -A, --aout \taudio output method" + "\n --stereo, --mono \tstereo/mono audio" + "\n --spdif \tAC3 pass-through mode" + "\n --downmix \tAC3 downmix method" + "\n --imdct \tAC3 IMDCT method" + "\n" + "\n --novideo \tdisable video" + "\n -V, --vout \tvideo output method" + "\n --display \tdisplay string" + "\n --width , --height \tdisplay dimensions" + "\n -g, --grayscale \tgrayscale output" + "\n --fullscreen \tfullscreen output" + "\n --overlay \taccelerated display" + "\n --color \tcolor output" + "\n --motion \tmotion compensation method" + "\n --idct \tIDCT method" + "\n --yuv \tYUV method" + "\n --synchro \tforce synchro algorithm" + "\n" + "\n -t, --dvdtitle \tchoose DVD title" + "\n -T, --dvdchapter \tchoose DVD chapter" + "\n -u, --dvdangle \tchoose DVD angle" + "\n -a, --dvdaudio \tchoose DVD audio type" + "\n -c, --dvdchannel \tchoose DVD audio channel" + "\n -s, --dvdsubtitle \tchoose DVD subtitle channel" + "\n" + "\n --input \tinput method" + "\n --channels \tenable channels" + "\n --server \tvideo server address" + "\n --port \tvideo server port" + "\n --broadcast \tlisten to a broadcast" + "\n" + "\n -h, --help \tprint help and exit" + "\n -H, --longhelp \tprint long help and exit" + "\n --version \toutput version information and exit" ); if( i_fashion == SHORT_HELP ) return; /* Interface parameters */ - intf_Msg( "\n" - "Interface parameters:\n" - " " INTF_INIT_SCRIPT_VAR "= \tinitialization script\n" - " " INTF_CHANNELS_VAR "= \tchannels list\n" ); + intf_MsgImm( "\nInterface parameters:" + "\n " INTF_METHOD_VAR "= \tinterface method" + "\n " INTF_INIT_SCRIPT_VAR "= \tinitialization script" + "\n " INTF_CHANNELS_VAR "= \tchannels list" ); /* Audio parameters */ - intf_Msg( "\n" - "Audio parameters:\n" - " " AOUT_METHOD_VAR "= \taudio method\n" - " " AOUT_DSP_VAR "= \tdsp device path\n" - " " AOUT_STEREO_VAR "={1|0} \tstereo or mono output\n" - " " AOUT_RATE_VAR "= \toutput rate\n" ); + intf_MsgImm( "\nAudio parameters:" + "\n " AOUT_METHOD_VAR "= \taudio method" + "\n " AOUT_DSP_VAR "= \tdsp device path" + "\n " AOUT_STEREO_VAR "={1|0} \tstereo or mono output" + "\n " AOUT_SPDIF_VAR "={1|0} \tAC3 pass-through mode" + "\n " DOWNMIX_METHOD_VAR "= \tAC3 downmix method" + "\n " IMDCT_METHOD_VAR "= \tAC3 IMDCT method" + "\n " AOUT_RATE_VAR "= \toutput rate" ); /* Video parameters */ - intf_Msg( "\n" - "Video parameters:\n" - " " VOUT_METHOD_VAR "= \tdisplay method\n" - " " VOUT_DISPLAY_VAR "= \tdisplay used\n" - " " VOUT_WIDTH_VAR "= \tdisplay width\n" - " " VOUT_HEIGHT_VAR "= \tdislay height\n" - " " VOUT_FB_DEV_VAR "= \tframebuffer device path\n" - " " VOUT_GRAYSCALE_VAR "={1|0} \tgrayscale or color output\n" ); + intf_MsgImm( "\nVideo parameters:" + "\n " VOUT_METHOD_VAR "= \tdisplay method" + "\n " VOUT_DISPLAY_VAR "= \tdisplay used" + "\n " VOUT_WIDTH_VAR "= \tdisplay width" + "\n " VOUT_HEIGHT_VAR "= \tdislay height" + "\n " VOUT_FB_DEV_VAR "= \tframebuffer device path" + "\n " VOUT_GRAYSCALE_VAR "={1|0} \tgrayscale or color output" + "\n " VOUT_FULLSCREEN_VAR "={1|0} \tfullscreen" + "\n " VOUT_OVERLAY_VAR "={1|0} \toverlay" + "\n " MOTION_METHOD_VAR "= \tmotion compensation method" + "\n " IDCT_METHOD_VAR "= \tIDCT method" + "\n " YUV_METHOD_VAR "= \tYUV method" + "\n " VPAR_SYNCHRO_VAR "={I|I+|IP|IP+|IPB} \tsynchro algorithm" ); + + /* DVD parameters */ + intf_MsgImm( "\nDVD parameters:" + "\n " INPUT_DVD_DEVICE_VAR "= \tDVD device" + "\n " INPUT_TITLE_VAR "= \ttitle number" + "\n " INPUT_CHAPTER_VAR "=<chapter> \tchapter number" + "\n " INPUT_ANGLE_VAR "=<angle> \tangle number" + "\n " INPUT_AUDIO_VAR "={ac3|lpcm|mpeg|off} \taudio type" + "\n " INPUT_CHANNEL_VAR "=[0-15] \taudio channel" + "\n " INPUT_SUBTITLE_VAR "=[0-31] \tsubtitle channel" ); /* Input parameters */ - intf_Msg( "\n" - "Input parameters:\n" - " " INPUT_SERVER_VAR "=<hostname> \tvideo server\n" - " " INPUT_PORT_VAR "=<port> \tvideo server port\n" - " " INPUT_IFACE_VAR "=<interface> \tnetwork interface\n" - " " INPUT_VLAN_SERVER_VAR "=<hostname> \tvlan server\n" - " " INPUT_VLAN_PORT_VAR "=<port> \tvlan server port\n" ); + intf_MsgImm( "\nInput parameters:" + "\n " INPUT_SERVER_VAR "=<hostname> \tvideo server" + "\n " INPUT_PORT_VAR "=<port> \tvideo server port" + "\n " INPUT_IFACE_VAR "=<interface> \tnetwork interface" + "\n " INPUT_BCAST_ADDR_VAR "=<addr> \tbroadcast mode" + "\n " INPUT_CHANNEL_SERVER_VAR "=<hostname> \tchannel server" + "\n " INPUT_CHANNEL_PORT_VAR "=<port> \tchannel server port" ); + } /***************************************************************************** @@ -539,12 +853,11 @@ static void Usage( int i_fashion ) *****************************************************************************/ static void Version( void ) { - intf_Msg( VERSION_MESSAGE - "This program comes with NO WARRANTY, to the extent permitted by law.\n" - "You may redistribute it under the terms of the GNU General Public License;\n" - "see the file named COPYING for details.\n" - "Written by the VideoLAN team at Ecole Centrale, Paris.\n" ); - + intf_MsgImm( VERSION_MESSAGE + "This program comes with NO WARRANTY, to the extent permitted by law.\n" + "You may redistribute it under the terms of the GNU General Public License;\n" + "see the file named COPYING for details.\n" + "Written by the VideoLAN team at Ecole Centrale, Paris." ); } /***************************************************************************** @@ -557,110 +870,237 @@ static void Version( void ) static void InitSignalHandler( void ) { /* Termination signals */ - signal( SIGHUP, SignalHandler ); - signal( SIGINT, SignalHandler ); - signal( SIGQUIT, SignalHandler ); +#ifndef WIN32 + signal( SIGINT, FatalSignalHandler ); + signal( SIGHUP, FatalSignalHandler ); + signal( SIGQUIT, FatalSignalHandler ); + + /* Other signals */ + signal( SIGALRM, SimpleSignalHandler ); + signal( SIGPIPE, SimpleSignalHandler ); +#endif } + /***************************************************************************** - * SignalHandler: system signal handler + * SimpleSignalHandler: system signal handler ***************************************************************************** - * This function is called when a signal is received by the program. It tries to - * end the program in a clean way. + * This function is called when a non fatal signal is received by the program. *****************************************************************************/ -static void SignalHandler( int i_signal ) +static void SimpleSignalHandler( int i_signal ) { - /* Once a signal has been trapped, the termination sequence will be armed and - * following signals will be ignored to avoid sending messages to an interface - * having been destroyed */ - signal( SIGHUP, SIG_IGN ); + /* Acknowledge the signal received */ + intf_WarnMsg( 0, "intf: ignoring signal %d", i_signal ); +} + + +/***************************************************************************** + * FatalSignalHandler: system signal handler + ***************************************************************************** + * This function is called when a fatal signal is received by the program. + * It tries to end the program in a clean way. + *****************************************************************************/ +static void FatalSignalHandler( int i_signal ) +{ + /* Once a signal has been trapped, the termination sequence will be + * armed and following signals will be ignored to avoid sending messages + * to an interface having been destroyed */ +#ifndef WIN32 signal( SIGINT, SIG_IGN ); + signal( SIGHUP, SIG_IGN ); signal( SIGQUIT, SIG_IGN ); +#endif /* Acknowledge the signal received */ - intf_ErrMsgImm("intf: signal %d received\n", i_signal ); + intf_ErrMsgImm( "intf error: signal %d received, exiting", i_signal ); /* Try to terminate everything - this is done by requesting the end of the * interface thread */ p_main->p_intf->b_die = 1; } -#ifdef HAVE_MMX /***************************************************************************** - * TestMMX: tests if the processor has MMX support. + * InstructionSignalHandler: system signal handler ***************************************************************************** - * This function is called if HAVE_MMX is enabled, to check whether the - * cpu really supports MMX. + * This function is called when a illegal instruction signal is received by + * the program. + * We use this function to test OS and CPU_Capabilities *****************************************************************************/ -static int TestMMX( void ) +static void InstructionSignalHandler( int i_signal ) { -/* FIXME: under beos, gcc does not support the foolowing inline assembly */ -#ifdef SYS_BEOS - return( 1 ); -#else + /* Once a signal has been trapped, the termination sequence will be + * armed and following signals will be ignored to avoid sending messages + * to an interface having been destroyed */ - int i_reg, i_dummy = 0; - - /* test for a 386 cpu */ - asm volatile ( "pushfl - popl %%eax - movl %%eax, %%ecx - xorl $0x40000, %%eax - pushl %%eax - popfl - pushfl - popl %%eax - xorl %%ecx, %%eax - andl $0x40000, %%eax" - : "=a" ( i_reg ) ); - - if( !i_reg ) - return( 0 ); + /* Acknowledge the signal received */ + fprintf( stderr, "illegal instruction : optimization disabled\n" ); - /* test for a 486 cpu */ - asm volatile ( "movl %%ecx, %%eax - xorl $0x200000, %%eax - pushl %%eax - popfl - pushfl - popl %%eax - xorl %%ecx, %%eax - pushl %%ecx - popfl - andl $0x200000, %%eax" - : "=a" ( i_reg ) ); - - if( !i_reg ) - return( 0 ); + i_illegal = 1; + +#ifdef HAVE_SIGRELSE + sigrelse( i_signal ); +#endif + longjmp( env, 1 ); +} - /* the cpu supports the CPUID instruction - get its level */ - asm volatile ( "cpuid" - : "=a" ( i_reg ), - "=b" ( i_dummy ), - "=c" ( i_dummy ), - "=d" ( i_dummy ) - : "a" ( 0 ), /* level 0 */ - "b" ( i_dummy ) ); /* buggy compiler shouldn't complain */ - - /* this shouldn't happen on a normal cpu */ - if( !i_reg ) - return( 0 ); +/***************************************************************************** + * CPUCapabilities: list the processors MMX support and other capabilities + ***************************************************************************** + * This function is called to list extensions the CPU may have. + *****************************************************************************/ +static int CPUCapabilities( void ) +{ + volatile int i_capabilities = CPU_CAPABILITY_NONE; + +#if defined( SYS_BEOS ) + i_capabilities |= CPU_CAPABILITY_486 + | CPU_CAPABILITY_586 + | CPU_CAPABILITY_MMX; + + return( i_capabilities ); + +#elif defined( SYS_DARWIN ) + struct host_basic_info hi; + kern_return_t ret; + host_name_port_t host; + + int i_size; + char *psz_name, *psz_subname; + + /* Should 'never' fail? */ + host = mach_host_self(); + + i_size = sizeof( hi ) / sizeof( int ); + ret = host_info( host, HOST_BASIC_INFO, ( host_info_t )&hi, &i_size ); + + if( ret != KERN_SUCCESS ) + { + intf_ErrMsg( "error: couldn't get CPU information" ); + return( i_capabilities ); + } + + slot_name( hi.cpu_type, hi.cpu_subtype, &psz_name, &psz_subname ); + /* FIXME: need better way to detect newer proccessors. + * could do strncmp(a,b,5), but that's real ugly */ + if( strcmp(psz_name, "ppc7400") || strcmp(psz_name, "ppc7450") ) + { + i_capabilities |= CPU_CAPABILITY_ALTIVEC; + } + + return( i_capabilities ); + +#elif defined( __i386__ ) + volatile unsigned int i_eax, i_ebx, i_ecx, i_edx; + volatile boolean_t b_amd; + + signal( SIGILL, InstructionSignalHandler ); + + /* test for a 486 CPU */ + asm volatile ( "pushfl\n\t" + "popl %%eax\n\t" + "movl %%eax, %%ebx\n\t" + "xorl $0x200000, %%eax\n\t" + "pushl %%eax\n\t" + "popfl\n\t" + "pushfl\n\t" + "popl %%eax" + : "=a" ( i_eax ), + "=b" ( i_ebx ) + : + : "cc" ); + + if( i_eax == i_ebx ) + { + signal( SIGILL, NULL ); + return( i_capabilities ); + } + + i_capabilities |= CPU_CAPABILITY_486; + + /* the CPU supports the CPUID instruction - get its level */ + cpuid( 0x00000000 ); + + if( !i_eax ) + { + signal( SIGILL, NULL ); + return( i_capabilities ); + } + + /* FIXME: this isn't correct, since some 486s have cpuid */ + i_capabilities |= CPU_CAPABILITY_586; + + /* borrowed from mpeg2dec */ + b_amd = ( i_ebx == 0x68747541 ) && ( i_ecx == 0x444d4163 ) + && ( i_edx == 0x69746e65 ); /* test for the MMX flag */ - asm volatile ( "cpuid - andl $0x00800000, %%edx" /* X86_FEATURE_MMX */ - : "=a" ( i_dummy ), - "=b" ( i_dummy ), - "=c" ( i_dummy ), - "=d" ( i_reg ) - : "a" ( 1 ), /* level 1 */ - "b" ( i_dummy ) ); /* buggy compiler shouldn't complain */ - - if( !i_reg ) - return( 0 ); + cpuid( 0x00000001 ); - return( 1 ); + if( ! (i_edx & 0x00800000) ) + { + signal( SIGILL, NULL ); + return( i_capabilities ); + } + + i_capabilities |= CPU_CAPABILITY_MMX; + + if( i_edx & 0x02000000 ) + { + i_capabilities |= CPU_CAPABILITY_MMXEXT; + + /* We test if OS support the SSE instructions */ + i_illegal = 0; + if( setjmp( env ) == 0 ) + { + /* Test a SSE instruction */ + __asm__ __volatile__ ( "xorps %%xmm0,%%xmm0\n" : : ); + } + + if( i_illegal == 0 ) + { + i_capabilities |= CPU_CAPABILITY_SSE; + } + } + + /* test for additional capabilities */ + cpuid( 0x80000000 ); + + if( i_eax < 0x80000001 ) + { + signal( SIGILL, NULL ); + return( i_capabilities ); + } + + /* list these additional capabilities */ + cpuid( 0x80000001 ); + + if( i_edx & 0x80000000 ) + { + i_illegal = 0; + if( setjmp( env ) == 0 ) + { + /* Test a 3D Now! instruction */ + __asm__ __volatile__ ( "pfadd %%mm0,%%mm0\n" "femms\n" : : ); + } + + if( i_illegal == 0 ) + { + i_capabilities |= CPU_CAPABILITY_3DNOW; + } + } + + if( b_amd && ( i_edx & 0x00400000 ) ) + { + i_capabilities |= CPU_CAPABILITY_MMXEXT; + } + + signal( SIGILL, NULL ); + return( i_capabilities ); + +#else + /* default behaviour */ + return( i_capabilities ); #endif } -#endif +