/***************************************************************************** * input.c: input thread ***************************************************************************** * Copyright (C) 1998-2004 VideoLAN * $Id$ * * Authors: Christophe Massiot * Laurent Aimar * * 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. *****************************************************************************/ /***************************************************************************** * Preamble *****************************************************************************/ #include #include #include #include #include #include #include "input_internal.h" #include "stream_output.h" #include "vlc_interface.h" #include "vlc_meta.h" /***************************************************************************** * Local prototypes *****************************************************************************/ static int Run ( input_thread_t *p_input ); static int Init ( input_thread_t *p_input ); static void Error( input_thread_t *p_input ); static void End ( input_thread_t *p_input ); static inline int ControlPopNoLock( input_thread_t *, int *, vlc_value_t * ); static void ControlReduce( input_thread_t * ); static vlc_bool_t Control( input_thread_t *, int, vlc_value_t ); static int UpdateFromAccess( input_thread_t * ); static int UpdateFromDemux( input_thread_t * ); static void UpdateItemLength( input_thread_t *, int64_t i_length ); static void ParseOption( input_thread_t *p_input, const char *psz_option ); static void DecodeUrl ( char * ); static void MRLSplit( input_thread_t *, char *, char **, char **, char ** ); static void MRLSections( input_thread_t *, char *, int *, int *, int *, int *); static input_source_t *InputSourceNew( input_thread_t *); static int InputSourceInit( input_thread_t *, input_source_t *, char *, char *psz_forced_demux ); static void InputSourceClean( input_thread_t *, input_source_t * ); static void SlaveDemux( input_thread_t *p_input ); static void SlaveSeek( input_thread_t *p_input ); static vlc_meta_t *InputMetaUser( input_thread_t *p_input ); /***************************************************************************** * input_CreateThread: creates a new input thread ***************************************************************************** * This function creates a new input, and returns a pointer * to its description. On error, it returns NULL. * * Variables for _public_ use: * * Get and Set: * - state * - rate,rate-slower, rate-faster * - position, position-offset * - time, time-offset * - title,title-next,title-prev * - chapter,chapter-next, chapter-prev * - program, audio-es, video-es, spu-es * - audio-delay, spu-delay * - bookmark * * Get only: * - length * - bookmarks * - seekable (if you can seek, it doesn't say if 'bar display' has be shown or not, for that check position != 0.0) * * For intf callback upon changes * - intf-change * TODO explain when Callback is called * TODO complete this list (?) *****************************************************************************/ input_thread_t *__input_CreateThread( vlc_object_t *p_parent, input_item_t *p_item ) { input_thread_t *p_input; /* thread descriptor */ vlc_value_t val; int i; /* Allocate descriptor */ p_input = vlc_object_create( p_parent, VLC_OBJECT_INPUT ); if( p_input == NULL ) { msg_Err( p_parent, "out of memory" ); return NULL; } /* Init Common fields */ p_input->b_eof = VLC_FALSE; p_input->b_can_pace_control = VLC_TRUE; p_input->i_start = 0; p_input->i_time = 0; p_input->i_stop = 0; p_input->i_title = 0; p_input->title = NULL; p_input->i_title_offset = p_input->i_seekpoint_offset = 0; p_input->i_state = INIT_S; p_input->i_rate = INPUT_RATE_DEFAULT; p_input->i_bookmark = 0; p_input->bookmark = NULL; p_input->p_es_out = NULL; p_input->p_sout = NULL; p_input->b_out_pace_control = VLC_FALSE; p_input->i_pts_delay = 0; /* Init Input fields */ p_input->input.p_item = p_item; p_input->input.p_access = NULL; p_input->input.p_stream = NULL; p_input->input.p_demux = NULL; p_input->input.b_title_demux = VLC_FALSE; p_input->input.i_title = 0; p_input->input.title = NULL; p_input->input.i_title_offset = p_input->input.i_seekpoint_offset = 0; p_input->input.b_can_pace_control = VLC_TRUE; p_input->input.b_eof = VLC_FALSE; p_input->input.i_cr_average = 0; /* No slave */ p_input->i_slave = 0; p_input->slave = NULL; /* Init control buffer */ vlc_mutex_init( p_input, &p_input->lock_control ); p_input->i_control = 0; /* Parse input options */ vlc_mutex_lock( &p_item->lock ); for( i = 0; i < p_item->i_options; i++ ) { msg_Dbg( p_input, "option: %s", p_item->ppsz_options[i] ); ParseOption( p_input, p_item->ppsz_options[i] ); } vlc_mutex_unlock( &p_item->lock ); /* Create Object Variables for private use only */ input_ConfigVarInit( p_input ); /* Create Objects variables for public Get and Set */ input_ControlVarInit( p_input ); p_input->input.i_cr_average = var_GetInteger( p_input, "cr-average" ); /* TODO */ var_Get( p_input, "bookmarks", &val ); if( val.psz_string ) { /* FIXME: have a common cfg parsing routine used by sout and others */ char *psz_parser, *psz_start, *psz_end; psz_parser = val.psz_string; while( (psz_start = strchr( psz_parser, '{' ) ) ) { seekpoint_t seekpoint; char backup; psz_start++; psz_end = strchr( psz_start, '}' ); if( !psz_end ) break; psz_parser = psz_end + 1; backup = *psz_parser; *psz_parser = 0; *psz_end = ','; seekpoint.psz_name = 0; seekpoint.i_byte_offset = 0; seekpoint.i_time_offset = 0; while( (psz_end = strchr( psz_start, ',' ) ) ) { *psz_end = 0; if( !strncmp( psz_start, "name=", 5 ) ) { seekpoint.psz_name = psz_start + 5; } else if( !strncmp( psz_start, "bytes=", 6 ) ) { seekpoint.i_byte_offset = atoll(psz_start + 6); } else if( !strncmp( psz_start, "time=", 5 ) ) { seekpoint.i_time_offset = atoll(psz_start + 5) * 1000000; } psz_start = psz_end + 1; } msg_Dbg( p_input, "adding bookmark: %s, bytes="I64Fd", time="I64Fd, seekpoint.psz_name, seekpoint.i_byte_offset, seekpoint.i_time_offset ); input_Control( p_input, INPUT_ADD_BOOKMARK, &seekpoint ); *psz_parser = backup; } free( val.psz_string ); } /* Now we can attach our new input */ vlc_object_attach( p_input, p_parent ); /* Create thread and wait for its readiness. */ if( vlc_thread_create( p_input, "input", Run, VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) ) { msg_Err( p_input, "cannot create input thread" ); vlc_object_detach( p_input ); vlc_object_destroy( p_input ); return NULL; } return p_input; } /***************************************************************************** * input_StopThread: mark an input thread as zombie ***************************************************************************** * This function should not return until the thread is effectively cancelled. *****************************************************************************/ void input_StopThread( input_thread_t *p_input ) { vlc_list_t *p_list; int i; /* Set die for input */ p_input->b_die = VLC_TRUE; /* We cannot touch p_input fields directly (we can from another thread), * so use the vlc_object_find way, it's perfectly safe */ /* Set die for all access */ p_list = vlc_list_find( p_input, VLC_OBJECT_ACCESS, FIND_CHILD ); for( i = 0; i < p_list->i_count; i++ ) { p_list->p_values[i].p_object->b_die = VLC_TRUE; } vlc_list_release( p_list ); /* Set die for all stream */ p_list = vlc_list_find( p_input, VLC_OBJECT_STREAM, FIND_CHILD ); for( i = 0; i < p_list->i_count; i++ ) { p_list->p_values[i].p_object->b_die = VLC_TRUE; } vlc_list_release( p_list ); /* Set die for all demux */ p_list = vlc_list_find( p_input, VLC_OBJECT_DEMUX, FIND_CHILD ); for( i = 0; i < p_list->i_count; i++ ) { p_list->p_values[i].p_object->b_die = VLC_TRUE; } vlc_list_release( p_list ); input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL ); } /***************************************************************************** * input_DestroyThread: mark an input thread as zombie ***************************************************************************** * This function should not return until the thread is effectively cancelled. *****************************************************************************/ void input_DestroyThread( input_thread_t *p_input ) { /* Join the thread */ vlc_thread_join( p_input ); /* Delete input lock (only after thread joined) */ vlc_mutex_destroy( &p_input->lock_control ); /* TODO: maybe input_DestroyThread should also delete p_input instead * of the playlist but I'm not sure if it's possible */ } /***************************************************************************** * Run: main thread loop ***************************************************************************** * Thread in charge of processing the network packets and demultiplexing. * * TODO: * read subtitle support (XXX take care of spu-delay in the right way). * multi-input support (XXX may be done with subs) *****************************************************************************/ static int Run( input_thread_t *p_input ) { int64_t i_intf_update = 0; /* Signal that the thread is launched */ vlc_thread_ready( p_input ); if( Init( p_input ) ) { /* If we failed, wait before we are killed, and exit */ p_input->b_error = VLC_TRUE; Error( p_input ); /* Tell we're dead */ p_input->b_dead = VLC_TRUE; return 0; } /* Main loop */ while( !p_input->b_die && !p_input->b_error && !p_input->input.b_eof ) { vlc_bool_t b_force_update = VLC_FALSE; int i_ret; int i_type; vlc_value_t val; /* Do the read */ if( p_input->i_state != PAUSE_S ) { if( p_input->i_stop <= 0 || p_input->i_time < p_input->i_stop ) i_ret=p_input->input.p_demux->pf_demux(p_input->input.p_demux); else i_ret = 0; /* EOF */ if( i_ret > 0 ) { /* TODO */ if( p_input->input.b_title_demux && p_input->input.p_demux->info.i_update ) { i_ret = UpdateFromDemux( p_input ); b_force_update = VLC_TRUE; } else if( !p_input->input.b_title_demux && p_input->input.p_access && p_input->input.p_access->info.i_update ) { i_ret = UpdateFromAccess( p_input ); b_force_update = VLC_TRUE; } } if( i_ret == 0 ) /* EOF */ { vlc_value_t repeat; var_Get( p_input, "input-repeat", &repeat ); if( repeat.i_int == 0 ) { /* End of file - we do not set b_die because only the * playlist is allowed to do so. */ msg_Dbg( p_input, "EOF reached" ); p_input->input.b_eof = VLC_TRUE; } else { msg_Dbg( p_input, "repeating the same input (%d)", repeat.i_int ); if( repeat.i_int > 0 ) { repeat.i_int--; var_Set( p_input, "input-repeat", repeat ); } /* Seek to start title/seekpoint */ val.i_int = p_input->input.i_title_start - p_input->input.i_title_offset; if( val.i_int < 0 || val.i_int >= p_input->input.i_title ) val.i_int = 0; input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val ); val.i_int = p_input->input.i_seekpoint_start - p_input->input.i_seekpoint_offset; if( val.i_int > 0 /* TODO: check upper boundary */ ) input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val ); /* Seek to start position */ if( p_input->i_start > 0 ) { val.i_time = p_input->i_start; input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &val ); } else { val.f_float = 0.0; input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION, &val ); } } } else if( i_ret < 0 ) { p_input->b_error = VLC_TRUE; } if( i_ret > 0 && p_input->i_slave > 0 ) { SlaveDemux( p_input ); } } else { /* Small wait */ msleep( 10*1000 ); } /* Handle control */ vlc_mutex_lock( &p_input->lock_control ); ControlReduce( p_input ); while( !ControlPopNoLock( p_input, &i_type, &val ) ) { msg_Dbg( p_input, "control type=%d", i_type ); if( Control( p_input, i_type, val ) ) b_force_update = VLC_TRUE; } vlc_mutex_unlock( &p_input->lock_control ); if( b_force_update || i_intf_update < mdate() ) { vlc_value_t val; double f_pos; int64_t i_time, i_length; /* update input status variables */ if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_POSITION, &f_pos ) ) { val.f_float = (float)f_pos; var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL ); } if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ) ) { p_input->i_time = i_time; val.i_time = i_time; var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL ); } if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_LENGTH, &i_length ) ) { vlc_value_t old_val; var_Get( p_input, "length", &old_val ); val.i_time = i_length; var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL ); if( old_val.i_time != val.i_time ) { UpdateItemLength( p_input, i_length ); } } var_SetBool( p_input, "intf-change", VLC_TRUE ); i_intf_update = mdate() + I64C(150000); } } if( !p_input->b_eof && !p_input->b_error && p_input->input.b_eof ) { /* We have finish to demux data but not to play them */ while( !p_input->b_die ) { if( input_EsOutDecodersEmpty( p_input->p_es_out ) ) break; msg_Dbg( p_input, "waiting decoder fifos to empty" ); msleep( INPUT_IDLE_SLEEP ); } /* We have finished */ p_input->b_eof = VLC_TRUE; } /* Wait we are asked to die */ if( !p_input->b_die ) { Error( p_input ); } /* Clean up */ End( p_input ); return 0; } /***************************************************************************** * Init: init the input Thread *****************************************************************************/ static int Init( input_thread_t * p_input ) { char *psz; char *psz_subtitle; vlc_value_t val; double f_fps; vlc_meta_t *p_meta, *p_meta_user; int i; /* Initialize optional stream output. (before access/demuxer) */ psz = var_GetString( p_input, "sout" ); if( *psz ) { p_input->p_sout = sout_NewInstance( p_input, psz ); if( p_input->p_sout == NULL ) { msg_Err( p_input, "cannot start stream output instance, aborting" ); free( psz ); return VLC_EGENERIC; } } free( psz ); /* Create es out */ p_input->p_es_out = input_EsOutNew( p_input ); es_out_Control( p_input->p_es_out, ES_OUT_SET_ACTIVE, VLC_FALSE ); es_out_Control( p_input->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE ); if( InputSourceInit( p_input, &p_input->input, p_input->input.p_item->psz_uri, NULL ) ) { goto error; } /* Create global title (from master) */ p_input->i_title = p_input->input.i_title; p_input->title = p_input->input.title; p_input->i_title_offset = p_input->input.i_title_offset; p_input->i_seekpoint_offset = p_input->input.i_seekpoint_offset; if( p_input->i_title > 0 ) { /* Setup variables */ input_ControlVarNavigation( p_input ); input_ControlVarTitle( p_input, 0 ); } /* Global flag */ p_input->b_can_pace_control = p_input->input.b_can_pace_control; p_input->b_can_pause = p_input->input.b_can_pause; /* Fix pts delay */ if( p_input->i_pts_delay <= 0 ) p_input->i_pts_delay = DEFAULT_PTS_DELAY; /* If the desynchronisation requested by the user is < 0, we need to * cache more data. */ var_Get( p_input, "audio-desync", &val ); if( val.i_int < 0 ) p_input->i_pts_delay -= (val.i_int * 1000); /* Load master infos */ /* Init length */ if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_LENGTH, &val.i_time ) && val.i_time > 0 ) { var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL ); UpdateItemLength( p_input, val.i_time ); } /* Start title/chapter */ val.i_int = p_input->input.i_title_start - p_input->input.i_title_offset; if( val.i_int > 0 && val.i_int < p_input->input.i_title ) input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val ); val.i_int = p_input->input.i_seekpoint_start - p_input->input.i_seekpoint_offset; if( val.i_int > 0 /* TODO: check upper boundary */ ) input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val ); /* Start time*/ /* Set start time */ p_input->i_start = (int64_t)var_GetInteger( p_input, "start-time" ) * I64C(1000000); p_input->i_stop = (int64_t)var_GetInteger( p_input, "stop-time" ) * I64C(1000000); if( p_input->i_start > 0 ) { if( p_input->i_start >= val.i_time ) { msg_Warn( p_input, "invalid start-time ignored" ); } else { vlc_value_t s; msg_Dbg( p_input, "start-time: %ds", (int)( p_input->i_start / I64C(1000000) ) ); s.i_time = p_input->i_start; input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s ); } } if( p_input->i_stop > 0 && p_input->i_stop <= p_input->i_start ) { msg_Warn( p_input, "invalid stop-time ignored" ); p_input->i_stop = 0; } /* Load subtitles */ /* Get fps and set it if not already set */ if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_FPS, &f_fps ) && f_fps > 1.0 ) { vlc_value_t fps; if( var_Get( p_input, "sub-fps", &fps ) ) { var_Create( p_input, "sub-fps", VLC_VAR_FLOAT| VLC_VAR_DOINHERIT ); var_SetFloat( p_input, "sub-fps", f_fps ); } } /* Look for and add subtitle files */ psz_subtitle = var_GetString( p_input, "sub-file" ); if( *psz_subtitle ) { input_source_t *sub; vlc_value_t count; vlc_value_t list; msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle ); var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL ); /* */ sub = InputSourceNew( p_input ); if( !InputSourceInit( p_input, sub, psz_subtitle, "subtitle" ) ) { TAB_APPEND( p_input->i_slave, p_input->slave, sub ); /* Select the ES */ if( !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list, NULL ) ) { if( count.i_int == 0 ) count.i_int++; /* if it was first one, there is disable too */ if( count.i_int < list.p_list->i_count ) { input_ControlPush( p_input, INPUT_CONTROL_SET_ES, &list.p_list->p_values[count.i_int] ); } var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list, NULL ); } } } var_Get( p_input, "sub-autodetect-file", &val ); if( val.b_bool ) { char *psz_autopath = var_GetString( p_input, "sub-autodetect-path" ); char **subs = subtitles_Detect( p_input, psz_autopath, p_input->input.p_item->psz_uri ); input_source_t *sub; for( i = 0; subs[i] != NULL; i++ ) { if( strcmp( psz_subtitle, subs[i] ) ) { sub = InputSourceNew( p_input ); if( !InputSourceInit( p_input, sub, subs[i], "subtitle" ) ) { TAB_APPEND( p_input->i_slave, p_input->slave, sub ); } } free( subs[i] ); } free( subs ); free( psz_autopath ); } free( psz_subtitle ); /* Look for slave */ psz = var_GetString( p_input, "input-slave" ); if( *psz ) { char *psz_delim = strchr( psz, '#' ); for( ;; ) { input_source_t *slave; if( psz_delim ) { *psz_delim++ = '\0'; } if( *psz == '\0' ) { if( psz_delim ) continue; else break; } msg_Dbg( p_input, "adding slave '%s'", psz ); slave = InputSourceNew( p_input ); if( !InputSourceInit( p_input, slave, psz, NULL ) ) { TAB_APPEND( p_input->i_slave, p_input->slave, slave ); } if( !psz_delim ) break; } } free( psz ); /* Set up es_out */ es_out_Control( p_input->p_es_out, ES_OUT_SET_ACTIVE, VLC_TRUE ); val.b_bool = VLC_FALSE; if( p_input->p_sout ) { var_Get( p_input, "sout-all", &val ); } es_out_Control( p_input->p_es_out, ES_OUT_SET_MODE, val.b_bool ? ES_OUT_MODE_ALL : ES_OUT_MODE_AUTO ); /* Inform the demuxer about waited group (needed only for DVB) */ if( val.b_bool ) demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP, -1 ); else demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP, (int) var_GetInteger( p_input, "program" ) ); if( p_input->p_sout ) { if( p_input->p_sout->i_out_pace_nocontrol > 0 ) { p_input->b_out_pace_control = VLC_FALSE; } else { p_input->b_out_pace_control = VLC_TRUE; } msg_Dbg( p_input, "starting in %s mode", p_input->b_out_pace_control ? "asynch" : "synch" ); } /* Get meta data from users */ p_meta_user = InputMetaUser( p_input ); /* Get meta data from master input */ if( demux2_Control( p_input->input.p_demux, DEMUX_GET_META, &p_meta ) ) p_meta = NULL; /* Merge them */ if( p_meta == NULL ) { p_meta = p_meta_user; } else if( p_meta_user ) { vlc_meta_Merge( p_meta, p_meta_user ); vlc_meta_Delete( p_meta_user ); } /* Get meta data from slave input */ for( i = 0; i < p_input->i_slave; i++ ) { vlc_meta_t *p_meta_slave; if( !demux2_Control( p_input->slave[i]->p_demux, DEMUX_GET_META, &p_meta_slave ) ) { if( p_meta == NULL ) { p_meta = p_meta_slave; } else if( p_meta_slave ) { vlc_meta_Merge( p_meta, p_meta_slave ); vlc_meta_Delete( p_meta_slave ); } } } if( p_meta && p_meta->i_meta > 0 ) { msg_Dbg( p_input, "meta information:" ); for( i = 0; i < p_meta->i_meta; i++ ) { msg_Dbg( p_input, " - '%s' = '%s'", _(p_meta->name[i]), p_meta->value[i] ); if( !strcmp(p_meta->name[i], VLC_META_TITLE) && p_meta->value[i] ) input_Control( p_input, INPUT_SET_NAME, p_meta->value[i] ); if( !strcmp( p_meta->name[i], VLC_META_AUTHOR ) ) input_Control( p_input, INPUT_ADD_INFO, _("General"), _("Author"), p_meta->value[i] ); input_Control( p_input, INPUT_ADD_INFO, _("Meta-information"), _(p_meta->name[i]), "%s", p_meta->value[i] ); } for( i = 0; i < p_meta->i_track; i++ ) { vlc_meta_t *tk = p_meta->track[i]; int j; if( tk->i_meta > 0 ) { char *psz_cat = malloc( strlen(_("Stream")) + 10 ); msg_Dbg( p_input, " - track[%d]:", i ); sprintf( psz_cat, "%s %d", _("Stream"), i ); for( j = 0; j < tk->i_meta; j++ ) { msg_Dbg( p_input, " - '%s' = '%s'", _(tk->name[j]), tk->value[j] ); input_Control( p_input, INPUT_ADD_INFO, psz_cat, _(tk->name[j]), "%s", tk->value[j] ); } } } if( p_input->p_sout && p_input->p_sout->p_meta == NULL ) { p_input->p_sout->p_meta = p_meta; } else { vlc_meta_Delete( p_meta ); } } else if( p_meta ) vlc_meta_Delete( p_meta ); msg_Dbg( p_input, "`%s' sucessfully opened", p_input->input.p_item->psz_uri ); /* initialization is complete */ p_input->i_state = PLAYING_S; val.i_int = PLAYING_S; var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL ); return VLC_SUCCESS; error: if( p_input->p_es_out ) input_EsOutDelete( p_input->p_es_out ); if( p_input->p_sout ) sout_DeleteInstance( p_input->p_sout ); /* Mark them deleted */ p_input->input.p_demux = NULL; p_input->input.p_stream = NULL; p_input->input.p_access = NULL; p_input->p_es_out = NULL; p_input->p_sout = NULL; return VLC_EGENERIC; } /***************************************************************************** * Error: RunThread() error loop ***************************************************************************** * This function is called when an error occurred during thread main's loop. *****************************************************************************/ static void Error( input_thread_t *p_input ) { while( !p_input->b_die ) { /* Sleep a while */ msleep( INPUT_IDLE_SLEEP ); } } /***************************************************************************** * End: end the input thread *****************************************************************************/ static void End( input_thread_t * p_input ) { vlc_value_t val; int i; msg_Dbg( p_input, "closing input" ); /* We are at the end */ p_input->i_state = END_S; val.i_int = END_S; var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL ); /* Clean control variables */ input_ControlVarClean( p_input ); /* Clean up master */ InputSourceClean( p_input, &p_input->input ); /* Delete slave */ for( i = 0; i < p_input->i_slave; i++ ) { InputSourceClean( p_input, p_input->slave[i] ); free( p_input->slave[i] ); } if( p_input->slave ) free( p_input->slave ); /* Unload all modules */ if( p_input->p_es_out ) input_EsOutDelete( p_input->p_es_out ); /* Close optional stream output instance */ if( p_input->p_sout ) { vlc_object_t *p_pl = vlc_object_find( p_input, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE ); vlc_value_t keep; if( var_Get( p_input, "sout-keep", &keep ) >= 0 && keep.b_bool && p_pl ) { /* attach sout to the playlist */ msg_Warn( p_input, "keeping sout" ); vlc_object_detach( p_input->p_sout ); vlc_object_attach( p_input->p_sout, p_pl ); } else { msg_Warn( p_input, "destroying sout" ); sout_DeleteInstance( p_input->p_sout ); } if( p_pl ) vlc_object_release( p_pl ); } /* Tell we're dead */ p_input->b_dead = VLC_TRUE; } /***************************************************************************** * Control *****************************************************************************/ static inline int ControlPopNoLock( input_thread_t *p_input, int *pi_type, vlc_value_t *p_val ) { if( p_input->i_control <= 0 ) { return VLC_EGENERIC; } *pi_type = p_input->control[0].i_type; *p_val = p_input->control[0].val; p_input->i_control--; if( p_input->i_control > 0 ) { int i; for( i = 0; i < p_input->i_control; i++ ) { p_input->control[i].i_type = p_input->control[i+1].i_type; p_input->control[i].val = p_input->control[i+1].val; } } return VLC_SUCCESS; } static void ControlReduce( input_thread_t *p_input ) { int i; for( i = 1; i < p_input->i_control; i++ ) { const int i_lt = p_input->control[i-1].i_type; const int i_ct = p_input->control[i].i_type; /* XXX We can't merge INPUT_CONTROL_SET_ES */ msg_Dbg( p_input, "[%d/%d] l=%d c=%d", i, p_input->i_control, i_lt, i_ct ); if( i_lt == i_ct && ( i_ct == INPUT_CONTROL_SET_STATE || i_ct == INPUT_CONTROL_SET_RATE || i_ct == INPUT_CONTROL_SET_POSITION || i_ct == INPUT_CONTROL_SET_TIME || i_ct == INPUT_CONTROL_SET_PROGRAM || i_ct == INPUT_CONTROL_SET_TITLE || i_ct == INPUT_CONTROL_SET_SEEKPOINT || i_ct == INPUT_CONTROL_SET_BOOKMARK ) ) { int j; msg_Dbg( p_input, "merged at %d", i ); /* Remove the i-1 */ for( j = i; j < p_input->i_control; j++ ) p_input->control[j-1] = p_input->control[j]; p_input->i_control--; } else { /* TODO but that's not that important - merge SET_X with SET_X_CMD - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before a SET_TITLE - remove SET_SEEKPOINT/SET_POSITION/SET_TIME before another among them - ? */ } } } static vlc_bool_t Control( input_thread_t *p_input, int i_type, vlc_value_t val ) { vlc_bool_t b_force_update = VLC_FALSE; switch( i_type ) { case INPUT_CONTROL_SET_DIE: msg_Dbg( p_input, "control: INPUT_CONTROL_SET_DIE proceed" ); /* Mark all submodules to die */ if( p_input->input.p_access ) p_input->input.p_access->b_die = VLC_TRUE; if( p_input->input.p_stream ) p_input->input.p_stream->b_die = VLC_TRUE; p_input->input.p_demux->b_die = VLC_TRUE; p_input->b_die = VLC_TRUE; break; case INPUT_CONTROL_SET_POSITION: case INPUT_CONTROL_SET_POSITION_OFFSET: { double f_pos; if( i_type == INPUT_CONTROL_SET_POSITION ) { f_pos = val.f_float; } else { /* Should not fail */ demux2_Control( p_input->input.p_demux, DEMUX_GET_POSITION, &f_pos ); f_pos += val.f_float; } if( f_pos < 0.0 ) f_pos = 0.0; if( f_pos > 1.0 ) f_pos = 1.0; if( demux2_Control( p_input->input.p_demux, DEMUX_SET_POSITION, f_pos ) ) { msg_Err( p_input, "INPUT_CONTROL_SET_POSITION(_OFFSET) " "%2.1f%% failed", f_pos * 100 ); } else { if( p_input->i_slave > 0 ) SlaveSeek( p_input ); input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE ); es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR ); b_force_update = VLC_TRUE; } break; } case INPUT_CONTROL_SET_TIME: case INPUT_CONTROL_SET_TIME_OFFSET: { int64_t i_time; int i_ret; if( i_type == INPUT_CONTROL_SET_TIME ) { i_time = val.i_time; } else { /* Should not fail */ demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ); i_time += val.i_time; } if( i_time < 0 ) i_time = 0; i_ret = demux2_Control( p_input->input.p_demux, DEMUX_SET_TIME, i_time ); if( i_ret ) { int64_t i_length; /* Emulate it with a SET_POS */ demux2_Control( p_input->input.p_demux, DEMUX_GET_LENGTH, &i_length ); if( i_length > 0 ) { double f_pos = (double)i_time / (double)i_length; i_ret = demux2_Control( p_input->input.p_demux, DEMUX_SET_POSITION, f_pos ); } } if( i_ret ) { msg_Err( p_input, "INPUT_CONTROL_SET_TIME(_OFFSET) "I64Fd " failed", i_time ); } else { if( p_input->i_slave > 0 ) SlaveSeek( p_input ); input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE ); es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR ); b_force_update = VLC_TRUE; } break; } case INPUT_CONTROL_SET_STATE: if( ( val.i_int == PLAYING_S && p_input->i_state == PAUSE_S ) || ( val.i_int == PAUSE_S && p_input->i_state == PAUSE_S ) ) { int i_ret; if( p_input->input.p_access ) i_ret = access2_Control( p_input->input.p_access, ACCESS_SET_PAUSE_STATE, VLC_FALSE ); else i_ret = demux2_Control( p_input->input.p_demux, DEMUX_SET_PAUSE_STATE, VLC_FALSE ); if( i_ret ) { /* FIXME What to do ? */ msg_Warn( p_input, "cannot unset pause -> EOF" ); input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL ); } b_force_update = VLC_TRUE; /* Switch to play */ p_input->i_state = PLAYING_S; val.i_int = PLAYING_S; var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL ); /* Reset clock */ es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR ); } else if( val.i_int == PAUSE_S && p_input->i_state == PLAYING_S && p_input->b_can_pause ) { int i_ret; if( p_input->input.p_access ) i_ret = access2_Control( p_input->input.p_access, ACCESS_SET_PAUSE_STATE, VLC_TRUE ); else i_ret = demux2_Control( p_input->input.p_demux, DEMUX_SET_PAUSE_STATE, VLC_TRUE ); b_force_update = VLC_TRUE; if( i_ret ) { msg_Warn( p_input, "cannot set pause state" ); val.i_int = p_input->i_state; } else { val.i_int = PAUSE_S; } /* Switch to new state */ p_input->i_state = val.i_int; var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL ); } else if( val.i_int == PAUSE_S && !p_input->b_can_pause ) { b_force_update = VLC_TRUE; /* Correct "state" value */ val.i_int = p_input->i_state; var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL ); } else if( val.i_int != PLAYING_S && val.i_int != PAUSE_S ) { msg_Err( p_input, "invalid state in INPUT_CONTROL_SET_STATE" ); } break; case INPUT_CONTROL_SET_RATE: case INPUT_CONTROL_SET_RATE_SLOWER: case INPUT_CONTROL_SET_RATE_FASTER: { int i_rate; if( i_type == INPUT_CONTROL_SET_RATE_SLOWER ) i_rate = p_input->i_rate * 2; else if( i_type == INPUT_CONTROL_SET_RATE_FASTER ) i_rate = p_input->i_rate / 2; else i_rate = val.i_int; if( i_rate < INPUT_RATE_MIN ) { msg_Dbg( p_input, "cannot set rate faster" ); i_rate = INPUT_RATE_MIN; } else if( i_rate > INPUT_RATE_MAX ) { msg_Dbg( p_input, "cannot set rate slower" ); i_rate = INPUT_RATE_MAX; } if( i_rate != INPUT_RATE_DEFAULT && ( !p_input->b_can_pace_control || ( p_input->p_sout && !p_input->b_out_pace_control ) ) ) { msg_Dbg( p_input, "cannot change rate" ); i_rate = INPUT_RATE_DEFAULT; } if( i_rate != p_input->i_rate ) { p_input->i_rate = i_rate; val.i_int = i_rate; var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL ); /* We haven't send data to decoder when rate != default */ if( i_rate == INPUT_RATE_DEFAULT ) input_EsOutDiscontinuity( p_input->p_es_out, VLC_TRUE ); /* Reset clock */ es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR ); b_force_update = VLC_TRUE; } break; } case INPUT_CONTROL_SET_PROGRAM: /* No need to force update, es_out does it if needed */ es_out_Control( p_input->p_es_out, ES_OUT_SET_GROUP, val.i_int ); demux2_Control( p_input->input.p_demux, DEMUX_SET_GROUP, val.i_int ); break; case INPUT_CONTROL_SET_ES: /* No need to force update, es_out does it if needed */ es_out_Control( p_input->p_es_out, ES_OUT_SET_ES, input_EsOutGetFromID( p_input->p_es_out, val.i_int ) ); break; case INPUT_CONTROL_SET_AUDIO_DELAY: input_EsOutSetDelay( p_input->p_es_out, AUDIO_ES, val.i_time ); var_Change( p_input, "audio-delay", VLC_VAR_SETVALUE, &val, NULL ); break; case INPUT_CONTROL_SET_SPU_DELAY: input_EsOutSetDelay( p_input->p_es_out, SPU_ES, val.i_time ); var_Change( p_input, "spu-delay", VLC_VAR_SETVALUE, &val, NULL ); break; case INPUT_CONTROL_SET_TITLE: case INPUT_CONTROL_SET_TITLE_NEXT: case INPUT_CONTROL_SET_TITLE_PREV: if( p_input->input.b_title_demux && p_input->input.i_title > 0 ) { /* TODO */ /* FIXME handle demux title */ demux_t *p_demux = p_input->input.p_demux; int i_title; if( i_type == INPUT_CONTROL_SET_TITLE_PREV ) i_title = p_demux->info.i_title - 1; else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT ) i_title = p_demux->info.i_title + 1; else i_title = val.i_int; if( i_title >= 0 && i_title < p_input->input.i_title ) { demux2_Control( p_demux, DEMUX_SET_TITLE, i_title ); input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE ); es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR ); input_ControlVarTitle( p_input, i_title ); } } else if( p_input->input.i_title > 0 ) { access_t *p_access = p_input->input.p_access; int i_title; if( i_type == INPUT_CONTROL_SET_TITLE_PREV ) i_title = p_access->info.i_title - 1; else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT ) i_title = p_access->info.i_title + 1; else i_title = val.i_int; if( i_title >= 0 && i_title < p_input->input.i_title ) { access2_Control( p_access, ACCESS_SET_TITLE, i_title ); stream_AccessReset( p_input->input.p_stream ); input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE ); es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR ); } } break; case INPUT_CONTROL_SET_SEEKPOINT: case INPUT_CONTROL_SET_SEEKPOINT_NEXT: case INPUT_CONTROL_SET_SEEKPOINT_PREV: if( p_input->input.b_title_demux && p_input->input.i_title > 0 ) { demux_t *p_demux = p_input->input.p_demux; int i_seekpoint; if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV ) i_seekpoint = p_demux->info.i_seekpoint - 1; else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT ) i_seekpoint = p_demux->info.i_seekpoint + 1; else i_seekpoint = val.i_int; if( i_seekpoint >= 0 && i_seekpoint < p_input->input.title[p_demux->info.i_title]->i_seekpoint ) { demux2_Control( p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint ); input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE ); es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR ); } } else if( p_input->input.i_title > 0 ) { access_t *p_access = p_input->input.p_access; int i_seekpoint; if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV ) i_seekpoint = p_access->info.i_seekpoint - 1; else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT ) i_seekpoint = p_access->info.i_seekpoint + 1; else i_seekpoint = val.i_int; if( i_seekpoint >= 0 && i_seekpoint < p_input->input.title[p_access->info.i_title]->i_seekpoint ) { access2_Control( p_access, ACCESS_SET_SEEKPOINT, i_seekpoint ); stream_AccessReset( p_input->input.p_stream ); input_EsOutDiscontinuity( p_input->p_es_out, VLC_FALSE ); es_out_Control( p_input->p_es_out, ES_OUT_RESET_PCR ); } } break; case INPUT_CONTROL_SET_BOOKMARK: default: msg_Err( p_input, "not yet implemented" ); break; } return b_force_update; } /***************************************************************************** * UpdateFromDemux: *****************************************************************************/ static int UpdateFromDemux( input_thread_t *p_input ) { demux_t *p_demux = p_input->input.p_demux; vlc_value_t v; if( p_demux->info.i_update & INPUT_UPDATE_TITLE ) { v.i_int = p_demux->info.i_title; var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL ); input_ControlVarTitle( p_input, p_demux->info.i_title ); p_demux->info.i_update &= ~INPUT_UPDATE_TITLE; } if( p_demux->info.i_update & INPUT_UPDATE_SEEKPOINT ) { v.i_int = p_demux->info.i_seekpoint; var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL); p_demux->info.i_update &= ~INPUT_UPDATE_SEEKPOINT; } p_demux->info.i_update &= ~INPUT_UPDATE_SIZE; /* Hmmm only works with master input */ if( p_input->input.p_demux == p_demux ) { int i_title_end = p_input->input.i_title_end - p_input->input.i_title_offset; int i_seekpoint_end = p_input->input.i_seekpoint_end - p_input->input.i_seekpoint_offset; if( i_title_end >= 0 && i_seekpoint_end >= 0 ) { if( p_demux->info.i_title > i_title_end || ( p_demux->info.i_title == i_title_end && p_demux->info.i_seekpoint > i_seekpoint_end ) ) return 0; } else if( i_seekpoint_end >=0 ) { if( p_demux->info.i_seekpoint > i_seekpoint_end ) return 0; } else if( i_title_end >= 0 ) { if( p_demux->info.i_title > i_title_end ) return 0; } } return 1; } /***************************************************************************** * UpdateFromAccess: *****************************************************************************/ static int UpdateFromAccess( input_thread_t *p_input ) { access_t *p_access = p_input->input.p_access; vlc_value_t v; if( p_access->info.i_update & INPUT_UPDATE_TITLE ) { v.i_int = p_access->info.i_title; var_Change( p_input, "title", VLC_VAR_SETVALUE, &v, NULL ); input_ControlVarTitle( p_input, p_access->info.i_title ); stream_AccessUpdate( p_input->input.p_stream ); p_access->info.i_update &= ~INPUT_UPDATE_TITLE; } if( p_access->info.i_update & INPUT_UPDATE_SEEKPOINT ) { v.i_int = p_access->info.i_seekpoint; var_Change( p_input, "chapter", VLC_VAR_SETVALUE, &v, NULL); p_access->info.i_update &= ~INPUT_UPDATE_SEEKPOINT; } p_access->info.i_update &= ~INPUT_UPDATE_SIZE; /* Hmmm only works with master input */ if( p_input->input.p_access == p_access ) { int i_title_end = p_input->input.i_title_end - p_input->input.i_title_offset; int i_seekpoint_end = p_input->input.i_seekpoint_end - p_input->input.i_seekpoint_offset; if( i_title_end >= 0 && i_seekpoint_end >=0 ) { if( p_access->info.i_title > i_title_end || ( p_access->info.i_title == i_title_end && p_access->info.i_seekpoint > i_seekpoint_end ) ) return 0; } else if( i_seekpoint_end >=0 ) { if( p_access->info.i_seekpoint > i_seekpoint_end ) return 0; } else if( i_title_end >= 0 ) { if( p_access->info.i_title > i_title_end ) return 0; } } return 1; } /***************************************************************************** * UpdateItemLength: *****************************************************************************/ static void UpdateItemLength( input_thread_t *p_input, int64_t i_length ) { char psz_buffer[MSTRTIME_MAX_SIZE]; vlc_mutex_lock( &p_input->input.p_item->lock ); p_input->input.p_item->i_duration = i_length; vlc_mutex_unlock( &p_input->input.p_item->lock ); input_Control( p_input, INPUT_ADD_INFO, _("General"), _("Duration"), msecstotimestr( psz_buffer, i_length / 1000 ) ); } /***************************************************************************** * InputSourceNew: *****************************************************************************/ static input_source_t *InputSourceNew( input_thread_t *p_input ) { input_source_t *in = malloc( sizeof( input_source_t ) ); in->p_item = NULL; in->p_access = NULL; in->p_stream = NULL; in->p_demux = NULL; in->b_title_demux = VLC_FALSE; in->i_title = 0; in->title = NULL; in->b_can_pace_control = VLC_TRUE; in->b_eof = VLC_FALSE; in->i_cr_average = 0; return in; } /***************************************************************************** * InputSourceInit: *****************************************************************************/ static int InputSourceInit( input_thread_t *p_input, input_source_t *in, char *psz_mrl, char *psz_forced_demux ) { char *psz_dup = strdup( psz_mrl ); char *psz_access; char *psz_demux; char *psz_path; vlc_value_t val; /* Split uri */ MRLSplit( p_input, psz_dup, &psz_access, &psz_demux, &psz_path ); msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'", psz_mrl, psz_access, psz_demux, psz_path ); /* Hack to allow udp://@:port syntax */ if( !psz_access || (strncmp( psz_access, "udp", 3 ) && strncmp( psz_access, "rtp", 3 )) ) /* Find optional titles and seekpoints */ MRLSections( p_input, psz_path, &in->i_title_start, &in->i_title_end, &in->i_seekpoint_start, &in->i_seekpoint_end ); if( psz_forced_demux && *psz_forced_demux ) psz_demux = psz_forced_demux; /* Try access_demux if no demux given */ if( *psz_demux == '\0' ) { in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path, NULL, p_input->p_es_out ); } if( in->p_demux ) { int64_t i_pts_delay; /* Get infos from access_demux */ demux2_Control( in->p_demux, DEMUX_GET_PTS_DELAY, &i_pts_delay ); p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay ); in->b_title_demux = VLC_TRUE; if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO, &in->title, &in->i_title, &in->i_title_offset, &in->i_seekpoint_offset ) ) { in->i_title = 0; in->title = NULL; } demux2_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE, &in->b_can_pace_control ); demux2_Control( in->p_demux, DEMUX_CAN_PAUSE, &in->b_can_pause ); /* FIXME todo demux2_Control( in->p_demux, DEMUX_CAN_SEEK, &val.b_bool ); */ } else { int64_t i_pts_delay; /* Now try a real access */ in->p_access = access2_New( p_input, psz_access, psz_demux, psz_path ); /* Access failed, URL encoded ? */ if( in->p_access == NULL && strchr( psz_path, '%' ) ) { DecodeUrl( psz_path ); msg_Dbg( p_input, "retying with access `%s' demux `%s' path `%s'", psz_access, psz_demux, psz_path ); in->p_access = access2_New( p_input, psz_access, psz_demux, psz_path ); } #ifndef WIN32 /* Remove this gross hack from the win32 build as colons * are forbidden in filenames on Win32. */ /* Maybe we got something like: /Volumes/toto:titi/gabu.mpg */ if( in->p_access == NULL && *psz_access == '\0' && ( *psz_demux || *psz_path ) ) { free( psz_dup ); psz_dup = strdup( psz_mrl ); psz_access = ""; psz_demux = ""; psz_path = psz_dup; in->p_access = access2_New( p_input, psz_access, psz_demux, psz_path ); } #endif if( in->p_access == NULL ) { msg_Err( p_input, "no suitable access module for `%s'", psz_mrl ); goto error; } /* Get infos from access */ access2_Control( in->p_access, ACCESS_GET_PTS_DELAY, &i_pts_delay ); p_input->i_pts_delay = __MAX( p_input->i_pts_delay, i_pts_delay ); in->b_title_demux = VLC_FALSE; if( access2_Control( in->p_access, ACCESS_GET_TITLE_INFO, &in->title, &in->i_title, &in->i_title_offset, &in->i_seekpoint_offset ) ) { in->i_title = 0; in->title = NULL; } access2_Control( in->p_access, ACCESS_CAN_CONTROL_PACE, &in->b_can_pace_control ); access2_Control( in->p_access, ACCESS_CAN_PAUSE, &in->b_can_pause ); access2_Control( in->p_access, ACCESS_CAN_SEEK, &val.b_bool ); var_Set( p_input, "seekable", val ); /* Create the stream_t */ in->p_stream = stream_AccessNew( in->p_access ); if( in->p_stream == NULL ) { msg_Warn( p_input, "cannot create a stream_t from access" ); goto error; } /* Open a demuxer */ if( *psz_demux == '\0' && *in->p_access->psz_demux ) { psz_demux = in->p_access->psz_demux; } in->p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path, in->p_stream, p_input->p_es_out ); if( in->p_demux == NULL ) { msg_Err( p_input, "no suitable demux module for `%s/%s://%s'", psz_access, psz_demux, psz_path ); goto error; } /* TODO get title from demux */ if( in->i_title <= 0 ) { if( demux2_Control( in->p_demux, DEMUX_GET_TITLE_INFO, &in->title, &in->i_title, &in->i_title_offset, &in->i_seekpoint_offset )) { in->i_title = 0; in->title = NULL; } else { in->b_title_demux = VLC_TRUE; } } } free( psz_dup ); return VLC_SUCCESS; error: if( in->p_demux ) demux2_Delete( in->p_demux ); if( in->p_stream ) stream_AccessDelete( in->p_stream ); if( in->p_access ) access2_Delete( in->p_access ); free( psz_dup ); return VLC_EGENERIC; } /***************************************************************************** * InputSourceClean: *****************************************************************************/ static void InputSourceClean( input_thread_t *p_input, input_source_t *in ) { if( in->p_demux ) demux2_Delete( in->p_demux ); if( in->p_stream ) stream_AccessDelete( in->p_stream ); if( in->p_access ) access2_Delete( in->p_access ); if( in->i_title > 0 ) { int i; for( i = 0; i < in->i_title; i++ ) { vlc_input_title_Delete( in->title[i] ); } free( in->title ); } } static void SlaveDemux( input_thread_t *p_input ) { int64_t i_time; int i; if( demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ) ) { msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" ); return; } for( i = 0; i < p_input->i_slave; i++ ) { input_source_t *in = p_input->slave[i]; int i_ret = 1; if( in->b_eof ) continue; if( demux2_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) ) { for( ;; ) { int64_t i_stime; if( demux2_Control( in->p_demux, DEMUX_GET_TIME, &i_stime ) ) { msg_Err( p_input, "slave[%d] doesn't like " "DEMUX_GET_TIME -> EOF", i ); i_ret = 0; break; } if( i_stime >= i_time ) break; if( ( i_ret = in->p_demux->pf_demux( in->p_demux ) ) <= 0 ) break; } } else { i_ret = in->p_demux->pf_demux( in->p_demux ); } if( i_ret <= 0 ) { msg_Dbg( p_input, "slave %d EOF", i ); in->b_eof = VLC_TRUE; } } } static void SlaveSeek( input_thread_t *p_input ) { int64_t i_time; int i; if( demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ) ) { msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" ); return; } for( i = 0; i < p_input->i_slave; i++ ) { input_source_t *in = p_input->slave[i]; if( demux2_Control( in->p_demux, DEMUX_SET_TIME, i_time ) ) { msg_Err( p_input, "seek failed for slave %d -> EOF", i ); in->b_eof = VLC_TRUE; } } } /***************************************************************************** * InputMetaUser: *****************************************************************************/ static vlc_meta_t *InputMetaUser( input_thread_t *p_input ) { vlc_meta_t *p_meta; vlc_value_t val; if( ( p_meta = vlc_meta_New() ) == NULL ) return NULL; /* Get meta information from user */ #define GET_META( c, s ) \ var_Get( p_input, (s), &val ); \ if( *val.psz_string ) \ vlc_meta_Add( p_meta, c, val.psz_string ); \ free( val.psz_string ) GET_META( VLC_META_TITLE, "meta-title" ); GET_META( VLC_META_AUTHOR, "meta-author" ); GET_META( VLC_META_ARTIST, "meta-artist" ); GET_META( VLC_META_GENRE, "meta-genre" ); GET_META( VLC_META_COPYRIGHT, "meta-copyright" ); GET_META( VLC_META_DESCRIPTION, "meta-description" ); GET_META( VLC_META_DATE, "meta-date" ); GET_META( VLC_META_URL, "meta-url" ); #undef GET_META return p_meta; } /***************************************************************************** * DecodeUrl: decode a given encoded url *****************************************************************************/ static void DecodeUrl( char *psz ) { char *dup = strdup( psz ); char *p = dup; while( *p ) { if( *p == '%' ) { char val[3]; p++; if( !*p ) { break; } val[0] = *p++; val[1] = *p++; val[2] = '\0'; *psz++ = strtol( val, NULL, 16 ); } else if( *p == '+' ) { *psz++ = ' '; p++; } else { *psz++ = *p++; } } *psz++ ='\0'; free( dup ); } /***************************************************************************** * ParseOption: parses the options for the input ***************************************************************************** * This function parses the input (config) options and creates their associated * object variables. * Options are of the form "[no[-]]foo[=bar]" where foo is the option name and * bar is the value of the option. *****************************************************************************/ static void ParseOption( input_thread_t *p_input, const char *psz_option ) { char *psz_name = (char *)psz_option; char *psz_value = strchr( psz_option, '=' ); int i_name_len, i_type; vlc_bool_t b_isno = VLC_FALSE; vlc_value_t val; if( psz_value ) i_name_len = psz_value - psz_option; else i_name_len = strlen( psz_option ); /* It's too much of an hassle to remove the ':' when we parse * the cmd line :) */ if( i_name_len && *psz_name == ':' ) { psz_name++; i_name_len--; } if( i_name_len == 0 ) return; psz_name = strndup( psz_name, i_name_len ); if( psz_value ) psz_value++; i_type = config_GetType( p_input, psz_name ); if( !i_type && !psz_value ) { /* check for "no-foo" or "nofoo" */ if( !strncmp( psz_name, "no-", 3 ) ) { memmove( psz_name, psz_name + 3, strlen(psz_name) + 1 - 3 ); } else if( !strncmp( psz_name, "no", 2 ) ) { memmove( psz_name, psz_name + 2, strlen(psz_name) + 1 - 2 ); } else goto cleanup; /* Option doesn't exist */ b_isno = VLC_TRUE; i_type = config_GetType( p_input, psz_name ); if( !i_type ) goto cleanup; /* Option doesn't exist */ } else if( !i_type ) goto cleanup; /* Option doesn't exist */ if( ( i_type != VLC_VAR_BOOL ) && ( !psz_value || !*psz_value ) ) goto cleanup; /* Invalid value */ /* Create the variable in the input object. * Children of the input object will be able to retreive this value * thanks to the inheritance property of the object variables. */ var_Create( p_input, psz_name, i_type ); switch( i_type ) { case VLC_VAR_BOOL: val.b_bool = !b_isno; break; case VLC_VAR_INTEGER: val.i_int = atoi( psz_value ); break; case VLC_VAR_FLOAT: val.f_float = atof( psz_value ); break; case VLC_VAR_STRING: case VLC_VAR_MODULE: case VLC_VAR_FILE: case VLC_VAR_DIRECTORY: val.psz_string = psz_value; break; default: goto cleanup; break; } var_Set( p_input, psz_name, val ); msg_Dbg( p_input, "set input option: %s to %s", psz_name, psz_value ); cleanup: if( psz_name ) free( psz_name ); return; } /***************************************************************************** * MRLSplit: parse the access, demux and url part of the * Media Resource Locator. *****************************************************************************/ static void MRLSplit( input_thread_t *p_input, char *psz_dup, char **ppsz_access, char **ppsz_demux, char **ppsz_path ) { char *psz_access = NULL; char *psz_demux = NULL; char *psz_path = NULL; char *psz, *psz_check; psz = strchr( psz_dup, ':' ); /* '@' not allowed in access/demux part */ psz_check = strchr( psz_dup, '@' ); if( psz_check && psz_check < psz ) psz = 0; #if defined( WIN32 ) || defined( UNDER_CE ) if( psz - psz_dup == 1 ) { msg_Warn( p_input, "drive letter %c: found in source", *psz_dup ); psz_path = psz_dup; } else #endif if( psz ) { *psz++ = '\0'; if( psz[0] == '/' && psz[1] == '/' ) psz += 2; psz_path = psz; psz = strchr( psz_dup, '/' ); if( psz ) { *psz++ = '\0'; psz_demux = psz; } psz_access = psz_dup; } else { psz_path = psz_dup; } if( !psz_access ) *ppsz_access = ""; else *ppsz_access = psz_access; if( !psz_demux ) *ppsz_demux = ""; else *ppsz_demux = psz_demux; if( !psz_path ) *ppsz_path = ""; else *ppsz_path = psz_path; } /***************************************************************************** * MRLSections: parse title and seekpoint info from the Media Resource Locator. * * Syntax: * [url][@[title-start][:chapter-start][-[title-end][:chapter-end]]] *****************************************************************************/ static void MRLSections( input_thread_t *p_input, char *psz_source, int *pi_title_start, int *pi_title_end, int *pi_chapter_start, int *pi_chapter_end ) { char *psz, *psz_end, *psz_next, *psz_check; *pi_title_start = *pi_title_end = -1; *pi_chapter_start = *pi_chapter_end = -1; /* Start by parsing titles and chapters */ if( !psz_source || !( psz = strrchr( psz_source, '@' ) ) ) return; /* Check we are really dealing with a title/chapter section */ psz_check = psz + 1; if( !*psz_check ) return; if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 ); if( *psz_check != ':' && *psz_check != '-' && *psz_check ) return; if( *psz_check == ':' && ++psz_check ) if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 ); if( *psz_check != '-' && *psz_check ) return; if( *psz_check == '-' && ++psz_check ) if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 ); if( *psz_check != ':' && *psz_check ) return; if( *psz_check == ':' && ++psz_check ) if( isdigit(*psz_check) ) strtol( psz_check, &psz_check, 0 ); if( *psz_check ) return; /* Separate start and end */ *psz++ = 0; if( ( psz_end = strchr( psz, '-' ) ) ) *psz_end++ = 0; /* Look for the start title */ *pi_title_start = strtol( psz, &psz_next, 0 ); if( !*pi_title_start && psz == psz_next ) *pi_title_start = -1; *pi_title_end = *pi_title_start; psz = psz_next; /* Look for the start chapter */ if( *psz ) psz++; *pi_chapter_start = strtol( psz, &psz_next, 0 ); if( !*pi_chapter_start && psz == psz_next ) *pi_chapter_start = -1; *pi_chapter_end = *pi_chapter_start; if( psz_end ) { /* Look for the end title */ *pi_title_end = strtol( psz_end, &psz_next, 0 ); if( !*pi_title_end && psz_end == psz_next ) *pi_title_end = -1; psz_end = psz_next; /* Look for the end chapter */ if( *psz_end ) psz_end++; *pi_chapter_end = strtol( psz_end, &psz_next, 0 ); if( !*pi_chapter_end && psz_end == psz_next ) *pi_chapter_end = -1; } msg_Dbg( p_input, "source=`%s' title=%d/%d seekpoint=%d/%d", psz_source, *pi_title_start, *pi_chapter_start, *pi_title_end, *pi_chapter_end ); }