/***************************************************************************** * input.c: input thread ***************************************************************************** * Copyright (C) 1998-2007 VLC authors and VideoLAN * * Authors: Christophe Massiot * Laurent Aimar * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program; if not, write to the Free Software Foundation, * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ /***************************************************************************** * Preamble *****************************************************************************/ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include #include #include #include #include #include "input_internal.h" #include "event.h" #include "es_out.h" #include "demux.h" #include "item.h" #include "resource.h" #include "stream.h" #include "stream_output/stream_output.h" #include #include #include #include #include #include #include #include #include #include #include /***************************************************************************** * Local prototypes *****************************************************************************/ static void *Run( void * ); static void *Preparse( void * ); static void Destroy ( input_thread_t *p_input ); static int Init ( input_thread_t *p_input ); static void End ( input_thread_t *p_input ); static void MainLoop( input_thread_t *p_input, bool b_interactive ); static inline int ControlPop( input_thread_t *, int *, input_control_param_t *, vlc_tick_t i_deadline, bool b_postpone_seek ); static void ControlRelease( int i_type, const input_control_param_t *p_param ); static bool ControlIsSeekRequest( int i_type ); static bool Control( input_thread_t *, int, input_control_param_t ); static void ControlPause( input_thread_t *, vlc_tick_t ); static int UpdateTitleSeekpointFromDemux( input_thread_t * ); static void UpdateGenericFromDemux( input_thread_t * ); static void UpdateTitleListfromDemux( input_thread_t * ); static void MRLSections( const char *, int *, int *, int *, int *); static input_source_t *InputSourceNew( const char *psz_mrl ); static int InputSourceInit( input_source_t *in, input_thread_t *p_input, const char *psz_mrl, const char *psz_forced_demux, bool b_in_can_fail ); static void InputSourceDestroy( input_source_t * ); static void InputSourceMeta( input_thread_t *, input_source_t *, vlc_meta_t * ); /* TODO */ //static void InputGetAttachments( input_thread_t *, input_source_t * ); static void SlaveDemux( input_thread_t *p_input ); static void SlaveSeek( input_thread_t *p_input ); static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta ); static void InputUpdateMeta( input_thread_t *p_input, demux_t *p_demux ); static void InputGetExtraFiles( input_thread_t *p_input, int *pi_list, char ***pppsz_list, const char **psz_access, const char *mrl ); static void AppendAttachment(input_thread_t* p_input, int i_new, input_attachment_t **pp_new); #define SLAVE_ADD_NOFLAG 0 #define SLAVE_ADD_FORCED (1<<0) #define SLAVE_ADD_CANFAIL (1<<1) #define SLAVE_ADD_SET_TIME (1<<2) static int input_SlaveSourceAdd( input_thread_t *, enum slave_type, const char *, unsigned ); static char *input_SubtitleFile2Uri( input_thread_t *, const char * ); static void input_ChangeState( input_thread_t *p_input, int i_state, vlc_tick_t ); /* TODO fix name */ /** * Start a input_thread_t created by input_Create. * * You must not start an already running input_thread_t. * * \param the input thread to start */ int input_Start( input_thread_t *p_input ) { input_thread_private_t *priv = input_priv(p_input); void *(*func)(void *) = Run; if( priv->type == INPUT_TYPE_PREPARSING ) func = Preparse; assert( !priv->is_running ); /* Create thread and wait for its readiness. */ priv->is_running = !vlc_clone( &priv->thread, func, priv ); if( !priv->is_running ) { msg_Err( p_input, "cannot create input thread" ); return VLC_EGENERIC; } return VLC_SUCCESS; } /** * Request a running input thread to stop and die * * \param p_input the input thread to stop */ void input_Stop( input_thread_t *p_input ) { input_thread_private_t *sys = input_priv(p_input); vlc_mutex_lock( &sys->lock_control ); /* Discard all pending controls */ for( size_t i = 0; i < sys->i_control; i++ ) { input_control_t *ctrl = &sys->control[i]; ControlRelease( ctrl->i_type, &ctrl->param ); } sys->i_control = 0; sys->is_stopped = true; vlc_cond_signal( &sys->wait_control ); vlc_mutex_unlock( &sys->lock_control ); vlc_interrupt_kill( &sys->interrupt ); } /** * Close an input * * It does not call input_Stop itself. */ void input_Close( input_thread_t *p_input ) { if( input_priv(p_input)->is_running ) vlc_join( input_priv(p_input)->thread, NULL ); vlc_interrupt_deinit( &input_priv(p_input)->interrupt ); Destroy(p_input); } void input_SetTime( input_thread_t *p_input, vlc_tick_t i_time, bool b_fast ) { input_control_param_t param; param.time.i_val = i_time; param.time.b_fast_seek = b_fast; input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, ¶m ); } void input_SetPosition( input_thread_t *p_input, double f_position, bool b_fast ) { input_control_param_t param; param.pos.f_val = f_position; param.pos.b_fast_seek = b_fast; input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION, ¶m ); } /** * Get the item from an input thread * FIXME it does not increase ref count of the item. * if it is used after p_input is destroyed nothing prevent it from * being freed. */ input_item_t *input_GetItem( input_thread_t *p_input ) { assert( p_input != NULL ); return input_priv(p_input)->p_item; } #undef input_Create /** * Create a new input_thread_t. * * You need to call input_Start on it when you are done * adding callback on the variables/events you want to monitor. * * \param p_parent a vlc_object * \param p_item an input item * \param p_resource an optional input ressource * \return a pointer to the spawned input thread */ input_thread_t *input_Create( vlc_object_t *p_parent, input_thread_events_cb events_cb, void *events_data, input_item_t *p_item, enum input_type type, input_resource_t *p_resource, vlc_renderer_item_t *p_renderer ) { /* Allocate descriptor */ input_thread_private_t *priv; priv = vlc_custom_create( p_parent, sizeof( *priv ), "input" ); if( unlikely(priv == NULL) ) return NULL; priv->master = InputSourceNew( NULL ); if( !priv->master ) { free( priv ); return NULL; } input_thread_t *p_input = &priv->input; char * psz_name = input_item_GetName( p_item ); const char *type_str; switch (type) { case INPUT_TYPE_PREPARSING: type_str = "preparsing "; break; case INPUT_TYPE_THUMBNAILING: type_str = "thumbnailing "; break; default: type_str = ""; break; } msg_Dbg( p_input, "Creating an input for %s'%s'", type_str, psz_name); free( psz_name ); /* Parse input options */ input_item_ApplyOptions( VLC_OBJECT(p_input), p_item ); /* Init Common fields */ priv->events_cb = events_cb; priv->events_data = events_data; priv->type = type; priv->i_start = 0; priv->i_stop = 0; priv->i_title_offset = input_priv(p_input)->i_seekpoint_offset = 0; priv->i_state = INIT_S; priv->is_running = false; priv->is_stopped = false; priv->b_recording = false; priv->rate = 1.f; priv->normal_time = VLC_TICK_0; TAB_INIT( priv->i_attachment, priv->attachment ); priv->p_sout = NULL; priv->b_out_pace_control = priv->type == INPUT_TYPE_THUMBNAILING; priv->p_renderer = p_renderer && priv->type != INPUT_TYPE_PREPARSING ? vlc_renderer_item_hold( p_renderer ) : NULL; priv->viewpoint_changed = false; /* Fetch the viewpoint from the mediaplayer or the playlist if any */ vlc_viewpoint_t *p_viewpoint = var_InheritAddress( p_input, "viewpoint" ); if (p_viewpoint != NULL) priv->viewpoint = *p_viewpoint; else vlc_viewpoint_init( &priv->viewpoint ); input_item_Hold( p_item ); /* Released in Destructor() */ priv->p_item = p_item; /* Init Input fields */ vlc_mutex_lock( &p_item->lock ); if( !p_item->p_stats ) p_item->p_stats = calloc( 1, sizeof(*p_item->p_stats) ); /* setup the preparse depth of the item * if we are preparsing, use the i_preparse_depth of the parent item */ if( priv->type == INPUT_TYPE_PREPARSING || priv->type == INPUT_TYPE_THUMBNAILING ) { p_input->obj.logger = NULL; p_input->obj.no_interact = true; } else { char *psz_rec = var_InheritString( p_parent, "recursive" ); if( psz_rec != NULL ) { if ( !strcasecmp( psz_rec, "none" ) ) p_item->i_preparse_depth = 0; else if ( !strcasecmp( psz_rec, "collapse" ) ) p_item->i_preparse_depth = 1; else p_item->i_preparse_depth = -1; /* default is expand */ free (psz_rec); } else p_item->i_preparse_depth = -1; } /* Make sure the interaction option is honored */ if( !var_InheritBool( p_input, "interact" ) ) p_input->obj.no_interact = true; else if( p_item->b_preparse_interact ) { /* If true, this item was asked explicitly to interact with the user * (via libvlc_MetadataRequest). Sub items created from this input won't * have this flag and won't interact with the user */ p_input->obj.no_interact = false; } vlc_mutex_unlock( &p_item->lock ); /* No slave */ priv->i_slave = 0; priv->slave = NULL; /* */ if( p_resource ) priv->p_resource = input_resource_Hold( p_resource ); else priv->p_resource = input_resource_New( VLC_OBJECT( p_input ) ); input_resource_SetInput( priv->p_resource, p_input ); /* Init control buffer */ vlc_mutex_init( &priv->lock_control ); vlc_cond_init( &priv->wait_control ); priv->i_control = 0; vlc_interrupt_init(&priv->interrupt); /* Create Object Variables for private use only */ input_ConfigVarInit( p_input ); priv->b_low_delay = var_InheritBool( p_input, "low-delay" ); priv->i_jitter_max = VLC_TICK_FROM_MS(var_InheritInteger( p_input, "clock-jitter" )); /* Remove 'Now playing' info as it is probably outdated */ input_item_SetNowPlaying( p_item, NULL ); input_item_SetESNowPlaying( p_item, NULL ); /* */ if( priv->type != INPUT_TYPE_PREPARSING && var_InheritBool( p_input, "stats" ) ) priv->stats = input_stats_Create(); else priv->stats = NULL; priv->p_es_out_display = input_EsOutNew( p_input, priv->master, priv->rate, priv->type ); if( !priv->p_es_out_display ) { Destroy( p_input ); return NULL; } priv->p_es_out = NULL; return p_input; } static void Destroy(input_thread_t *input) { input_thread_private_t *priv = input_priv(input); #ifndef NDEBUG char *name = input_item_GetName(priv->p_item); msg_Dbg(input, "destroying input for '%s'", name); free(name); #endif if (priv->p_renderer != NULL) vlc_renderer_item_release(priv->p_renderer); if (priv->p_es_out_display != NULL) es_out_Delete(priv->p_es_out_display); if (priv->p_resource != NULL) input_resource_Release(priv->p_resource); input_source_Release(priv->master); input_item_Release(priv->p_item); if (priv->stats != NULL) input_stats_Destroy(priv->stats); for (size_t i = 0; i < priv->i_control; i++) { input_control_t *ctrl = &priv->control[i]; ControlRelease(ctrl->i_type, &ctrl->param); } vlc_object_delete(VLC_OBJECT(input)); } /***************************************************************************** * Run: main thread loop * This is the "normal" thread that spawns the input processing chain, * reads the stream, cleans up and waits *****************************************************************************/ static void *Run( void *data ) { input_thread_private_t *priv = data; input_thread_t *p_input = &priv->input; vlc_thread_set_name("vlc-input"); vlc_interrupt_set(&priv->interrupt); if( !Init( p_input ) ) { MainLoop( p_input, true ); /* FIXME it can be wrong (like with VLM) */ /* Clean up */ End( p_input ); } input_SendEventDead( p_input ); return NULL; } static void *Preparse( void *data ) { input_thread_private_t *priv = data; input_thread_t *p_input = &priv->input; vlc_thread_set_name("vlc-preparse"); vlc_interrupt_set(&priv->interrupt); if( !Init( p_input ) ) { /* if the demux is a playlist, call Mainloop that will call * demux_Demux in order to fetch sub items */ if ( input_item_ShouldPreparseSubItems( priv->p_item ) && priv->master->p_demux->pf_readdir != NULL ) MainLoop( p_input, false ); End( p_input ); } input_SendEventDead( p_input ); return NULL; } bool input_Stopped( input_thread_t *input ) { input_thread_private_t *sys = input_priv(input); bool ret; vlc_mutex_lock( &sys->lock_control ); ret = sys->is_stopped; vlc_mutex_unlock( &sys->lock_control ); return ret; } /***************************************************************************** * Main loop: Fill buffers from access, and demux *****************************************************************************/ /** * MainLoopDemux * It asks the demuxer to demux some data */ static void MainLoopDemux( input_thread_t *p_input, bool *pb_changed ) { input_thread_private_t* p_priv = input_priv(p_input); demux_t *p_demux = p_priv->master->p_demux; int i_ret = VLC_DEMUXER_SUCCESS; *pb_changed = false; if( p_priv->i_stop > 0 ) { vlc_tick_t i_time; if( demux_Control( p_demux, DEMUX_GET_TIME, &i_time ) ) i_time = VLC_TICK_INVALID; if( p_priv->i_stop <= i_time ) i_ret = VLC_DEMUXER_EOF; } if( i_ret == VLC_DEMUXER_SUCCESS ) i_ret = demux_Demux( p_demux ); i_ret = i_ret > 0 ? VLC_DEMUXER_SUCCESS : ( i_ret < 0 ? VLC_DEMUXER_EGENERIC : VLC_DEMUXER_EOF); if( i_ret == VLC_DEMUXER_SUCCESS ) { if( demux_TestAndClearFlags( p_demux, INPUT_UPDATE_TITLE_LIST ) ) UpdateTitleListfromDemux( p_input ); if( p_priv->master->b_title_demux ) { i_ret = UpdateTitleSeekpointFromDemux( p_input ); *pb_changed = true; } UpdateGenericFromDemux( p_input ); } if( i_ret == VLC_DEMUXER_EOF ) { msg_Dbg( p_input, "EOF reached" ); p_priv->master->b_eof = true; es_out_Eos(p_priv->p_es_out); } else if( i_ret == VLC_DEMUXER_EGENERIC ) { input_ChangeState( p_input, ERROR_S, VLC_TICK_INVALID ); } else if( p_priv->i_slave > 0 ) SlaveDemux( p_input ); } static int MainLoopTryRepeat( input_thread_t *p_input ) { int i_repeat = var_GetInteger( p_input, "input-repeat" ); if( i_repeat <= 0 ) return VLC_EGENERIC; vlc_value_t val; msg_Dbg( p_input, "repeating the same input (%d)", i_repeat ); if( i_repeat > 0 ) { i_repeat--; var_SetInteger( p_input, "input-repeat", i_repeat ); } input_thread_private_t *priv = input_priv(p_input); /* Seek to start title/seekpoint */ val.i_int = priv->master->i_title_start - priv->master->i_title_offset; if( val.i_int < 0 || val.i_int >= priv->master->i_title ) val.i_int = 0; input_ControlPushHelper( p_input, INPUT_CONTROL_SET_TITLE, &val ); val.i_int = priv->master->i_seekpoint_start - priv->master->i_seekpoint_offset; if( val.i_int > 0 /* TODO: check upper boundary */ ) input_ControlPushHelper( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val ); /* Seek to start position */ if( priv->i_start > 0 ) input_SetTime( p_input, priv->i_start, false ); else input_SetPosition( p_input, 0.0f, false ); return VLC_SUCCESS; } /** * Update timing infos and statistics. */ static void MainLoopStatistics( input_thread_t *p_input ) { input_thread_private_t *priv = input_priv(p_input); double f_position = 0.0; vlc_tick_t i_time; vlc_tick_t i_length; /* update input status variables */ if( demux_Control( priv->master->p_demux, DEMUX_GET_POSITION, &f_position ) ) f_position = 0.0; if( demux_Control( priv->master->p_demux, DEMUX_GET_TIME, &i_time ) ) i_time = VLC_TICK_INVALID; if( demux_Control( priv->master->p_demux, DEMUX_GET_LENGTH, &i_length ) ) i_length = 0; /* In case of failure (not implemented or in case of seek), use the last * normal_time value (that is VLC_TICK_0 by default). */ if (demux_Control( priv->master->p_demux, DEMUX_GET_NORMAL_TIME, &priv->normal_time ) != VLC_SUCCESS) priv->normal_time = VLC_TICK_0; es_out_SetTimes( priv->p_es_out, f_position, i_time, priv->normal_time, i_length ); if (priv->stats != NULL) { struct input_stats_t new_stats; input_stats_Compute(priv->stats, &new_stats); vlc_mutex_lock(&priv->p_item->lock); *priv->p_item->p_stats = new_stats; vlc_mutex_unlock(&priv->p_item->lock); input_SendEventStatistics(p_input, &new_stats); } } /** * MainLoop * The main input loop. */ static void MainLoop( input_thread_t *p_input, bool b_interactive ) { vlc_tick_t i_intf_update = 0; vlc_tick_t i_last_seek_mdate = 0; if( b_interactive && var_InheritBool( p_input, "start-paused" ) ) ControlPause( p_input, vlc_tick_now() ); bool b_pause_after_eof = b_interactive && var_InheritBool( p_input, "play-and-pause" ); bool b_paused_at_eof = false; demux_t *p_demux = input_priv(p_input)->master->p_demux; const bool b_can_demux = p_demux->ops != NULL ? (p_demux->ops->demux.demux != NULL || p_demux->ops->demux.readdir != NULL) : (p_demux->pf_demux != NULL || p_demux->pf_readdir != NULL); while( !input_Stopped( p_input ) && input_priv(p_input)->i_state != ERROR_S ) { vlc_tick_t i_wakeup = -1; bool b_paused = input_priv(p_input)->i_state == PAUSE_S; /* FIXME if input_priv(p_input)->i_state == PAUSE_S the access/access_demux * is paused -> this may cause problem with some of them * The same problem can be seen when seeking while paused */ if( b_paused ) b_paused = !es_out_GetBuffering( input_priv(p_input)->p_es_out ) || input_priv(p_input)->master->b_eof; if( !b_paused ) { if( !input_priv(p_input)->master->b_eof ) { bool b_force_update = false; MainLoopDemux( p_input, &b_force_update ); if( b_can_demux ) i_wakeup = es_out_GetWakeup( input_priv(p_input)->p_es_out ); if( b_force_update ) i_intf_update = 0; b_paused_at_eof = false; } else if( !es_out_GetEmpty( input_priv(p_input)->p_es_out ) ) { msg_Dbg( p_input, "waiting decoder fifos to empty" ); i_wakeup = vlc_tick_now() + INPUT_IDLE_SLEEP; } /* Pause after eof only if the input is pausable. * This way we won't trigger timeshifting for nothing */ else if( b_pause_after_eof && input_priv(p_input)->master->b_can_pause ) { if( b_paused_at_eof ) break; input_control_param_t param; param.val.i_int = PAUSE_S; msg_Dbg( p_input, "pausing at EOF (pause after each)"); Control( p_input, INPUT_CONTROL_SET_STATE, param ); b_paused = true; b_paused_at_eof = true; } else { if( MainLoopTryRepeat( p_input ) ) break; } /* Update interface and statistics */ vlc_tick_t now = vlc_tick_now(); if( now >= i_intf_update ) { MainLoopStatistics( p_input ); i_intf_update = now + VLC_TICK_FROM_MS(250); } } /* Handle control */ for( ;; ) { vlc_tick_t i_deadline = i_wakeup; /* Postpone seeking until ES buffering is complete or at most * 125 ms. */ bool b_postpone = es_out_GetBuffering( input_priv(p_input)->p_es_out ) && !input_priv(p_input)->master->b_eof; if( b_postpone ) { vlc_tick_t now = vlc_tick_now(); /* Recheck ES buffer level every 20 ms when seeking */ if( now < i_last_seek_mdate + VLC_TICK_FROM_MS(125) && (i_deadline < 0 || i_deadline > now + VLC_TICK_FROM_MS(20)) ) i_deadline = now + VLC_TICK_FROM_MS(20); else b_postpone = false; } int i_type; input_control_param_t param; if( ControlPop( p_input, &i_type, ¶m, i_deadline, b_postpone ) ) { if( b_postpone ) continue; break; /* Wake-up time reached */ } #ifndef NDEBUG msg_Dbg( p_input, "control type=%d", i_type ); #endif if( Control( p_input, i_type, param ) ) { if( ControlIsSeekRequest( i_type ) ) i_last_seek_mdate = vlc_tick_now(); i_intf_update = 0; } /* Update the wakeup time */ if( i_wakeup != 0 ) i_wakeup = es_out_GetWakeup( input_priv(p_input)->p_es_out ); } } } #ifdef ENABLE_SOUT static int InitSout( input_thread_t * p_input ) { input_thread_private_t *priv = input_priv(p_input); if( priv->type == INPUT_TYPE_PREPARSING ) return VLC_SUCCESS; /* Find a usable sout and attach it to p_input */ char *psz = var_GetNonEmptyString( p_input, "sout" ); if( priv->p_renderer ) { /* Keep sout if it comes from a renderer and if the user didn't touch * the sout config */ bool keep_sout = psz == NULL; free(psz); const char *psz_renderer_sout = vlc_renderer_item_sout( priv->p_renderer ); if( asprintf( &psz, "#%s", psz_renderer_sout ) < 0 ) return VLC_ENOMEM; if( keep_sout ) var_SetBool( p_input, "sout-keep", true ); } if( psz && strncasecmp( priv->p_item->psz_uri, "vlc:", 4 ) ) { priv->p_sout = input_resource_RequestSout( priv->p_resource, psz ); if( priv->p_sout == NULL ) { input_ChangeState( p_input, ERROR_S, VLC_TICK_INVALID ); msg_Err( p_input, "cannot start stream output instance, " \ "aborting" ); free( psz ); return VLC_EGENERIC; } } else { input_resource_TerminateSout( priv->p_resource ); } free( psz ); return VLC_SUCCESS; } #endif static void InitProperties( input_thread_t *input ) { input_thread_private_t *priv = input_priv(input); input_source_t *master = priv->master; assert(master); int capabilities = 0; bool b_can_seek; if( demux_Control( master->p_demux, DEMUX_CAN_SEEK, &b_can_seek ) ) b_can_seek = false; if( b_can_seek ) capabilities |= VLC_INPUT_CAPABILITIES_SEEKABLE; if( master->b_can_pause || !master->b_can_pace_control ) capabilities |= VLC_INPUT_CAPABILITIES_PAUSEABLE; if( !master->b_can_pace_control || master->b_can_rate_control ) capabilities |= VLC_INPUT_CAPABILITIES_CHANGE_RATE; if( !master->b_rescale_ts && !master->b_can_pace_control && master->b_can_rate_control ) capabilities |= VLC_INPUT_CAPABILITIES_REWINDABLE; #ifdef ENABLE_SOUT capabilities |= VLC_INPUT_CAPABILITIES_RECORDABLE; #else if( master->b_can_stream_record ) capabilities |= VLC_INPUT_CAPABILITIES_RECORDABLE; #endif input_SendEventCapabilities( input, capabilities ); int i_attachment; input_attachment_t **attachment; if( !demux_Control( master->p_demux, DEMUX_GET_ATTACHMENTS, &attachment, &i_attachment ) ) { vlc_mutex_lock( &priv->p_item->lock ); AppendAttachment( input, i_attachment, attachment ); vlc_mutex_unlock( &priv->p_item->lock ); } int input_type; if( !demux_Control( master->p_demux, DEMUX_GET_TYPE, &input_type ) ) { vlc_mutex_lock( &priv->p_item->lock ); priv->p_item->i_type = input_type; vlc_mutex_unlock( &priv->p_item->lock ); } } static void InitTitle( input_thread_t * p_input, bool had_titles ) { input_thread_private_t *priv = input_priv(p_input); input_source_t *p_master = priv->master; if( priv->type == INPUT_TYPE_PREPARSING ) return; vlc_mutex_lock( &priv->p_item->lock ); priv->i_title_offset = p_master->i_title_offset; priv->i_seekpoint_offset = p_master->i_seekpoint_offset; vlc_mutex_unlock( &priv->p_item->lock ); /* Send event only if the count is valid or if titles are gone */ if (had_titles || p_master->i_title > 0) input_SendEventTitle( p_input, &(struct vlc_input_event_title) { .action = VLC_INPUT_TITLE_NEW_LIST, .list = { .array = p_master->title, .count = p_master->i_title, }, }); } static void StartTitle( input_thread_t * p_input ) { input_thread_private_t *priv = input_priv(p_input); vlc_value_t val; /* Start title/chapter */ val.i_int = priv->master->i_title_start - priv->master->i_title_offset; if( val.i_int > 0 && val.i_int < priv->master->i_title ) input_ControlPushHelper( p_input, INPUT_CONTROL_SET_TITLE, &val ); val.i_int = priv->master->i_seekpoint_start - priv->master->i_seekpoint_offset; if( val.i_int > 0 /* TODO: check upper boundary */ ) input_ControlPushHelper( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val ); /* Start/stop/run time */ priv->i_start = llroundl(CLOCK_FREQ * (double) var_GetFloat( p_input, "start-time" )); priv->i_stop = llroundl(CLOCK_FREQ * (double) var_GetFloat( p_input, "stop-time" )); if( priv->i_stop <= 0 ) { priv->i_stop = llroundl(CLOCK_FREQ * (double) var_GetFloat( p_input, "run-time" )); if( priv->i_stop < 0 ) { msg_Warn( p_input, "invalid run-time ignored" ); priv->i_stop = 0; } else priv->i_stop += priv->i_start; } if( priv->i_start > 0 ) { msg_Dbg( p_input, "starting at time: %"PRId64"s", SEC_FROM_VLC_TICK(priv->i_start) ); input_SetTime( p_input, priv->i_start, false ); } if( priv->i_stop > 0 && priv->i_stop <= priv->i_start ) { msg_Warn( p_input, "invalid stop-time ignored" ); priv->i_stop = 0; } } static int SlaveCompare(const void *a, const void *b) { const input_item_slave_t *p_slave0 = *((const input_item_slave_t **) a); const input_item_slave_t *p_slave1 = *((const input_item_slave_t **) b); if( p_slave0 == NULL || p_slave1 == NULL ) { /* Put NULL (or rejected) subs at the end */ return p_slave0 == NULL ? 1 : p_slave1 == NULL ? -1 : 0; } if( p_slave0->i_priority > p_slave1->i_priority ) return -1; if( p_slave0->i_priority < p_slave1->i_priority ) return 1; return 0; } static bool SlaveExists( input_item_slave_t **pp_slaves, int i_slaves, const char *psz_uri) { for( int i = 0; i < i_slaves; i++ ) { if( pp_slaves[i] != NULL && !strcmp( pp_slaves[i]->psz_uri, psz_uri ) ) return true; } return false; } static void RequestSubRate( input_thread_t *p_input, float f_slave_fps ) { input_thread_private_t *priv = input_priv(p_input); const float f_fps = input_priv(p_input)->master->f_fps; if( f_fps > 1.f && f_slave_fps > 1.f ) priv->slave_subs_rate = f_fps / f_slave_fps; else if ( priv->slave_subs_rate != 0 ) priv->slave_subs_rate = 1.f; } static void SetSubtitlesOptions( input_thread_t *p_input ) { /* Get fps and set it if not already set */ const float f_fps = input_priv(p_input)->master->f_fps; if( f_fps > 1.f ) { var_SetFloat( p_input, "sub-original-fps", f_fps ); RequestSubRate( p_input, var_InheritFloat( p_input, "sub-fps" ) ); } } static enum slave_type DeduceSlaveType( input_thread_t *p_input, const char *psz_uri ) { vlc_url_t parsed_uri; if( vlc_UrlParse( &parsed_uri, psz_uri ) != VLC_SUCCESS || parsed_uri.psz_path == NULL ) { goto fail; } enum slave_type i_type; if( !input_item_slave_GetType( parsed_uri.psz_path, &i_type ) ) goto fail; vlc_UrlClean( &parsed_uri ); return i_type; fail: msg_Dbg( p_input, "Can't deduce slave type of \"%s\" with file extension.", psz_uri ); vlc_UrlClean( &parsed_uri ); return SLAVE_TYPE_GENERIC; } static void GetVarSlaves( input_thread_t *p_input, input_item_slave_t ***ppp_slaves, int *p_slaves ) { char *psz = var_GetNonEmptyString( p_input, "input-slave" ); if( !psz ) return; input_item_slave_t **pp_slaves = *ppp_slaves; int i_slaves = *p_slaves; char *psz_org = psz; while( psz && *psz ) { while( *psz == ' ' || *psz == '#' ) psz++; char *psz_delim = strchr( psz, '#' ); if( psz_delim ) *psz_delim++ = '\0'; if( *psz == 0 ) break; char *uri = strstr(psz, "://") ? strdup( psz ) : vlc_path2uri( psz, NULL ); psz = psz_delim; if( uri == NULL ) continue; const enum slave_type i_type = DeduceSlaveType( p_input, uri ); input_item_slave_t *p_slave = input_item_slave_New( uri, i_type, SLAVE_PRIORITY_USER ); free( uri ); if( unlikely( p_slave == NULL ) ) break; TAB_APPEND(i_slaves, pp_slaves, p_slave); } free( psz_org ); *ppp_slaves = pp_slaves; /* in case of realloc */ *p_slaves = i_slaves; } static void LoadSlaves( input_thread_t *p_input ) { input_item_slave_t **pp_slaves; int i_slaves; TAB_INIT( i_slaves, pp_slaves ); /* Look for and add slaves */ char *psz_subtitle = var_GetNonEmptyString( p_input, "sub-file" ); if( psz_subtitle != NULL ) { msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle ); char *psz_uri = input_SubtitleFile2Uri( p_input, psz_subtitle ); free( psz_subtitle ); psz_subtitle = NULL; if( psz_uri != NULL ) { input_item_slave_t *p_slave = input_item_slave_New( psz_uri, SLAVE_TYPE_SPU, SLAVE_PRIORITY_USER ); free( psz_uri ); if( p_slave ) { TAB_APPEND(i_slaves, pp_slaves, p_slave); psz_subtitle = p_slave->psz_uri; } } } if( var_GetBool( p_input, "sub-autodetect-file" ) ) { /* Add local subtitles */ char *psz_autopath = var_GetNonEmptyString( p_input, "sub-autodetect-path" ); if( subtitles_Detect( p_input, psz_autopath, input_priv(p_input)->p_item->psz_uri, &pp_slaves, &i_slaves ) == VLC_SUCCESS ) { /* check that we did not add the subtitle through sub-file */ if( psz_subtitle != NULL ) { for( int i = 1; i < i_slaves; i++ ) { input_item_slave_t *p_curr = pp_slaves[i]; if( p_curr != NULL && !strcmp( psz_subtitle, p_curr->psz_uri ) ) { /* reject current sub */ input_item_slave_Delete( p_curr ); pp_slaves[i] = NULL; } } } } free( psz_autopath ); } /* Add slaves from the "input-slave" option */ GetVarSlaves( p_input, &pp_slaves, &i_slaves ); /* Add slaves found by the directory demuxer or via libvlc */ input_item_t *p_item = input_priv(p_input)->p_item; vlc_mutex_lock( &p_item->lock ); /* Move item slaves to local pp_slaves */ for( int i = 0; i < p_item->i_slaves; i++ ) { input_item_slave_t *p_slave = p_item->pp_slaves[i]; if( !SlaveExists( pp_slaves, i_slaves, p_slave->psz_uri ) ) TAB_APPEND(i_slaves, pp_slaves, p_slave); else input_item_slave_Delete( p_slave ); } /* Slaves that are successfully loaded will be added back to the item */ TAB_CLEAN( p_item->i_slaves, p_item->pp_slaves ); vlc_mutex_unlock( &p_item->lock ); if( i_slaves > 0 ) /* Sort by priority */ qsort( pp_slaves, i_slaves, sizeof (input_item_slave_t*), SlaveCompare ); /* add all detected slaves */ static_assert( SLAVE_TYPE_GENERIC <= 1 && SLAVE_TYPE_SPU <= 1, "slave type size mismatch"); for( int i = 0; i < i_slaves && pp_slaves[i] != NULL; i++ ) { input_item_slave_t *p_slave = pp_slaves[i]; /* Slaves added via options should not fail */ unsigned i_flags = p_slave->i_priority != SLAVE_PRIORITY_USER ? SLAVE_ADD_CANFAIL : SLAVE_ADD_NOFLAG; /* Force the first subtitle with the highest priority or with the * forced flag */ if ( p_slave->b_forced || p_slave->i_priority >= SLAVE_PRIORITY_MATCH_ALL ) i_flags |= SLAVE_ADD_FORCED; if( input_SlaveSourceAdd( p_input, p_slave->i_type, p_slave->psz_uri, i_flags ) == VLC_SUCCESS ) input_item_AddSlave( input_priv(p_input)->p_item, p_slave ); else input_item_slave_Delete( p_slave ); } TAB_CLEAN( i_slaves, pp_slaves ); /* Load subtitles from attachments */ int i_attachment = 0; input_attachment_t **pp_attachment = NULL; vlc_mutex_lock( &input_priv(p_input)->p_item->lock ); for( int i = 0; i < input_priv(p_input)->i_attachment; i++ ) { const input_attachment_t *a = input_priv(p_input)->attachment[i]; if( !strcmp( a->psz_mime, "application/x-srt" ) ) TAB_APPEND( i_attachment, pp_attachment, vlc_input_attachment_New( a->psz_name, NULL, a->psz_description, NULL, 0 ) ); } vlc_mutex_unlock( &input_priv(p_input)->p_item->lock ); if( i_attachment > 0 ) var_Create( p_input, "sub-description", VLC_VAR_STRING ); for( int i = 0; i < i_attachment; i++ ) { input_attachment_t *a = pp_attachment[i]; if( !a ) continue; char *psz_mrl; if( a->psz_name[0] && asprintf( &psz_mrl, "attachment://%s", a->psz_name ) >= 0 ) { var_SetString( p_input, "sub-description", a->psz_description ? a->psz_description : ""); /* Force the first subtitle from attachment if there is no * subtitles already forced */ input_SlaveSourceAdd( p_input, SLAVE_TYPE_SPU, psz_mrl, SLAVE_ADD_FORCED ); free( psz_mrl ); /* Don't update item slaves for attachments */ } vlc_input_attachment_Release( a ); } free( pp_attachment ); if( i_attachment > 0 ) var_Destroy( p_input, "sub-description" ); } static void UpdatePtsDelay( input_thread_t *p_input ) { input_thread_private_t *p_sys = input_priv(p_input); /* Get max pts delay from input source */ vlc_tick_t i_pts_delay = p_sys->master->i_pts_delay; for( int i = 0; i < p_sys->i_slave; i++ ) i_pts_delay = __MAX( i_pts_delay, p_sys->slave[i]->i_pts_delay ); if( i_pts_delay < 0 ) i_pts_delay = 0; /* Update cr_average depending on the caching */ const int i_cr_average = var_GetInteger( p_input, "cr-average" ) * i_pts_delay / DEFAULT_PTS_DELAY; es_out_SetJitter( input_priv(p_input)->p_es_out, i_pts_delay, 0, i_cr_average ); } static void InitPrograms( input_thread_t * p_input ) { int i_es_out_mode; int *tab; size_t count; TAB_INIT(count, tab); /* Compute correct pts_delay */ UpdatePtsDelay( p_input ); /* Set up es_out */ i_es_out_mode = ES_OUT_MODE_AUTO; if( input_priv(p_input)->p_sout && !input_priv(p_input)->p_renderer ) { char *prgms; if( (prgms = var_GetNonEmptyString( p_input, "programs" )) != NULL ) { char *buf; for( const char *prgm = strtok_r( prgms, ",", &buf ); prgm != NULL; prgm = strtok_r( NULL, ",", &buf ) ) { TAB_APPEND(count, tab, atoi(prgm)); } if( count > 0 ) i_es_out_mode = ES_OUT_MODE_PARTIAL; /* Note : we should remove the "program" callback. */ free( prgms ); } else if( var_GetBool( p_input, "sout-all" ) ) { i_es_out_mode = ES_OUT_MODE_ALL; } } es_out_SetMode( input_priv(p_input)->p_es_out, i_es_out_mode ); /* Inform the demuxer about waited group (needed only for DVB) */ if( i_es_out_mode == ES_OUT_MODE_ALL ) { demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_GROUP_ALL ); } else if( i_es_out_mode == ES_OUT_MODE_PARTIAL ) { demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_GROUP_LIST, count, tab ); free(tab); } else { int program = es_out_GetGroupForced( input_priv(p_input)->p_es_out ); if( program == 0 ) demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_GROUP_DEFAULT ); else demux_Control( input_priv(p_input)->master->p_demux, DEMUX_SET_GROUP_LIST, (size_t)1, (const int *)&program ); } } static int Init( input_thread_t * p_input ) { input_thread_private_t *priv = input_priv(p_input); input_source_t *master; /* */ input_ChangeState( p_input, OPENING_S, VLC_TICK_INVALID ); input_SendEventCache( p_input, 0.0 ); if( var_Type( vlc_object_parent(p_input), "meta-file" ) ) { msg_Dbg( p_input, "Input is a meta file: disabling unneeded options" ); var_SetString( p_input, "sout", "" ); var_SetBool( p_input, "sout-all", false ); var_SetString( p_input, "input-slave", "" ); var_SetInteger( p_input, "input-repeat", 0 ); var_SetString( p_input, "sub-file", "" ); var_SetBool( p_input, "sub-autodetect-file", false ); } #ifdef ENABLE_SOUT if( InitSout( p_input ) ) goto error; #endif /* Create es out */ priv->p_es_out = input_EsOutTimeshiftNew( p_input, priv->p_es_out_display, priv->rate ); if( priv->p_es_out == NULL ) goto error; /* */ master = priv->master; if( master == NULL ) goto error; int ret = InputSourceInit( master, p_input, priv->p_item->psz_uri, NULL, false ); if( ret != VLC_SUCCESS ) { InputSourceDestroy( master ); goto error; } InitProperties( p_input ); InitTitle( p_input, false ); /* Load master infos */ /* Init length */ vlc_tick_t i_length; if( demux_Control( master->p_demux, DEMUX_GET_LENGTH, &i_length ) ) i_length = 0; if( i_length == 0 ) i_length = input_item_GetDuration( priv->p_item ); input_SendEventTimes( p_input, 0.0, VLC_TICK_INVALID, priv->normal_time, i_length ); if( priv->type != INPUT_TYPE_PREPARSING ) { StartTitle( p_input ); SetSubtitlesOptions( p_input ); LoadSlaves( p_input ); InitPrograms( p_input ); double f_rate = var_GetFloat( p_input, "rate" ); if( f_rate != 0.0 && f_rate != 1.0 ) { vlc_value_t val = { .f_float = f_rate }; input_ControlPushHelper( p_input, INPUT_CONTROL_SET_RATE, &val ); } } #ifdef ENABLE_SOUT if( priv->type != INPUT_TYPE_PREPARSING && priv->p_sout ) { priv->b_out_pace_control = sout_StreamIsSynchronous(priv->p_sout); msg_Dbg( p_input, "starting in %ssync mode", priv->b_out_pace_control ? "a" : "" ); } #endif if (!input_item_IsPreparsed(input_priv(p_input)->p_item)) { vlc_meta_t *p_meta = vlc_meta_New(); if( p_meta != NULL ) { /* Get meta data from users */ InputMetaUser( p_input, p_meta ); /* Get meta data from master input */ InputSourceMeta( p_input, master, p_meta ); /* And from slave */ for( int i = 0; i < priv->i_slave; i++ ) InputSourceMeta( p_input, priv->slave[i], p_meta ); es_out_ControlSetMeta( priv->p_es_out, p_meta ); vlc_meta_Delete( p_meta ); } } msg_Dbg( p_input, "`%s' successfully opened", input_priv(p_input)->p_item->psz_uri ); /* initialization is complete */ input_ChangeState( p_input, PLAYING_S, vlc_tick_now() ); return VLC_SUCCESS; error: input_ChangeState( p_input, ERROR_S, VLC_TICK_INVALID ); if( input_priv(p_input)->p_es_out ) es_out_Delete( input_priv(p_input)->p_es_out ); es_out_SetMode( input_priv(p_input)->p_es_out_display, ES_OUT_MODE_END ); if( input_priv(p_input)->p_resource ) { if( input_priv(p_input)->p_sout ) input_resource_PutSout( input_priv(p_input)->p_resource, input_priv(p_input)->p_sout ); input_resource_SetInput( input_priv(p_input)->p_resource, NULL ); if( input_priv(p_input)->p_resource ) { input_resource_Release( input_priv(p_input)->p_resource ); input_priv(p_input)->p_resource = NULL; } } /* Mark them deleted */ input_priv(p_input)->p_es_out = NULL; input_priv(p_input)->p_sout = NULL; return VLC_EGENERIC; } /***************************************************************************** * End: end the input thread *****************************************************************************/ static void End( input_thread_t * p_input ) { input_thread_private_t *priv = input_priv(p_input); /* We are at the end */ input_ChangeState( p_input, END_S, VLC_TICK_INVALID ); /* Stop es out activity */ es_out_SetMode( priv->p_es_out, ES_OUT_MODE_NONE ); /* Delete slave */ for( int i = 0; i < priv->i_slave; i++ ) { InputSourceDestroy( priv->slave[i] ); input_source_Release( priv->slave[i] ); } free( priv->slave ); /* Clean up master */ InputSourceDestroy( priv->master ); priv->i_title_offset = 0; priv->i_seekpoint_offset = 0; /* Unload all modules */ if( priv->p_es_out ) es_out_Delete( priv->p_es_out ); es_out_SetMode( priv->p_es_out_display, ES_OUT_MODE_END ); if( priv->stats != NULL ) { input_item_t *item = priv->p_item; /* make sure we are up to date */ vlc_mutex_lock( &item->lock ); input_stats_Compute( priv->stats, item->p_stats ); vlc_mutex_unlock( &item->lock ); } vlc_mutex_lock( &priv->p_item->lock ); if( priv->i_attachment > 0 ) { for( int i = 0; i < priv->i_attachment; i++ ) vlc_input_attachment_Release( priv->attachment[i] ); TAB_CLEAN( priv->i_attachment, priv->attachment ); } vlc_mutex_unlock( &input_priv(p_input)->p_item->lock ); /* */ input_resource_PutSout( input_priv(p_input)->p_resource, input_priv(p_input)->p_sout ); input_resource_SetInput( input_priv(p_input)->p_resource, NULL ); if( input_priv(p_input)->p_resource ) { input_resource_Release( input_priv(p_input)->p_resource ); input_priv(p_input)->p_resource = NULL; } } static size_t ControlGetReducedIndexLocked( input_thread_t *p_input, input_control_t *c ) { input_thread_private_t *sys = input_priv(p_input); if( sys->i_control == 0 ) return 0; input_control_t *prev_control = &sys->control[sys->i_control - 1]; const int i_lt = prev_control->i_type; const int i_ct = c->i_type; if( i_lt == i_ct ) { if ( 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_VIEWPOINT ) { return sys->i_control - 1; } else if ( i_ct == INPUT_CONTROL_JUMP_TIME ) { c->param.time.i_val += prev_control->param.time.i_val; return sys->i_control - 1; } else if ( i_ct == INPUT_CONTROL_JUMP_POSITION ) { c->param.pos.f_val += prev_control->param.pos.f_val; return sys->i_control - 1; } else if ( i_ct == INPUT_CONTROL_UPDATE_VIEWPOINT ) { c->param.viewpoint.yaw += prev_control->param.viewpoint.yaw; c->param.viewpoint.pitch += prev_control->param.viewpoint.pitch; c->param.viewpoint.roll += prev_control->param.viewpoint.roll; c->param.viewpoint.fov += prev_control->param.viewpoint.fov; return sys->i_control - 1; } } return sys->i_control; } /***************************************************************************** * Control *****************************************************************************/ int input_ControlPush( input_thread_t *p_input, int i_type, const input_control_param_t *p_param ) { input_thread_private_t *sys = input_priv(p_input); vlc_mutex_lock( &sys->lock_control ); input_control_t c = { .i_type = i_type, }; if( p_param ) c.param = *p_param; size_t i_next_control_idx = ControlGetReducedIndexLocked( p_input, &c ); if( sys->is_stopped || i_next_control_idx >= INPUT_CONTROL_FIFO_SIZE ) { if( sys->is_stopped ) msg_Dbg( p_input, "input control stopped, trashing type=%d", i_type ); else msg_Err( p_input, "input control fifo overflow, trashing type=%d", i_type ); if( p_param ) ControlRelease( i_type, p_param ); vlc_mutex_unlock( &sys->lock_control ); return VLC_EGENERIC; } sys->control[i_next_control_idx] = c; sys->i_control = i_next_control_idx + 1; vlc_cond_signal( &sys->wait_control ); vlc_mutex_unlock( &sys->lock_control ); return VLC_SUCCESS; } static inline int ControlPop( input_thread_t *p_input, int *pi_type, input_control_param_t *p_param, vlc_tick_t i_deadline, bool b_postpone_seek ) { input_thread_private_t *p_sys = input_priv(p_input); vlc_mutex_lock( &p_sys->lock_control ); while( p_sys->i_control <= 0 || ( b_postpone_seek && ControlIsSeekRequest( p_sys->control[0].i_type ) ) ) { if( p_sys->is_stopped ) { vlc_mutex_unlock( &p_sys->lock_control ); return VLC_EGENERIC; } if( i_deadline >= 0 ) { if( vlc_cond_timedwait( &p_sys->wait_control, &p_sys->lock_control, i_deadline ) ) { vlc_mutex_unlock( &p_sys->lock_control ); return VLC_EGENERIC; } } else vlc_cond_wait( &p_sys->wait_control, &p_sys->lock_control ); } /* */ *pi_type = p_sys->control[0].i_type; *p_param = p_sys->control[0].param; p_sys->i_control --; if( p_sys->i_control > 0 ) memmove( &p_sys->control[0], &p_sys->control[1], sizeof(*p_sys->control) * p_sys->i_control ); vlc_mutex_unlock( &p_sys->lock_control ); return VLC_SUCCESS; } static bool ControlIsSeekRequest( int i_type ) { switch( i_type ) { case INPUT_CONTROL_SET_POSITION: case INPUT_CONTROL_JUMP_POSITION: case INPUT_CONTROL_SET_TIME: case INPUT_CONTROL_JUMP_TIME: case INPUT_CONTROL_SET_TITLE: case INPUT_CONTROL_SET_TITLE_NEXT: case INPUT_CONTROL_SET_TITLE_PREV: case INPUT_CONTROL_SET_SEEKPOINT: case INPUT_CONTROL_SET_SEEKPOINT_NEXT: case INPUT_CONTROL_SET_SEEKPOINT_PREV: case INPUT_CONTROL_NAV_ACTIVATE: case INPUT_CONTROL_NAV_UP: case INPUT_CONTROL_NAV_DOWN: case INPUT_CONTROL_NAV_LEFT: case INPUT_CONTROL_NAV_RIGHT: case INPUT_CONTROL_NAV_POPUP: case INPUT_CONTROL_NAV_MENU: return true; default: return false; } } static void ControlRelease( int i_type, const input_control_param_t *p_param ) { if( p_param == NULL ) return; switch( i_type ) { case INPUT_CONTROL_ADD_SLAVE: if( p_param->val.p_address ) input_item_slave_Delete( p_param->val.p_address ); break; case INPUT_CONTROL_SET_RENDERER: if( p_param->val.p_address ) vlc_renderer_item_release( p_param->val.p_address ); break; case INPUT_CONTROL_SET_ES: case INPUT_CONTROL_UNSET_ES: case INPUT_CONTROL_RESTART_ES: vlc_es_id_Release( p_param->id ); break; case INPUT_CONTROL_SET_ES_LIST: { for (size_t i = 0; ; i++) { vlc_es_id_t *es_id = p_param->list.ids[i]; if (es_id == NULL) break; vlc_es_id_Release(es_id); } free(p_param->list.ids); break; } case INPUT_CONTROL_SET_ES_CAT_IDS: free( p_param->cat_ids.str_ids ); break; case INPUT_CONTROL_SET_RECORD_STATE: free( p_param->record_state.dir_path ); break; default: break; } } /* Pause input */ static void ControlPause( input_thread_t *p_input, vlc_tick_t i_control_date ) { int i_state = PAUSE_S; if( input_priv(p_input)->master->b_can_pause ) { demux_t *p_demux = input_priv(p_input)->master->p_demux; if( demux_Control( p_demux, DEMUX_SET_PAUSE_STATE, true ) ) { msg_Warn( p_input, "cannot set pause state" ); return; } } /* */ if( es_out_SetPauseState( input_priv(p_input)->p_es_out, input_priv(p_input)->master->b_can_pause, true, i_control_date ) ) { msg_Warn( p_input, "cannot set pause state at es_out level" ); return; } /* Switch to new state */ input_ChangeState( p_input, i_state, i_control_date ); } static void ControlUnpause( input_thread_t *p_input, vlc_tick_t i_control_date ) { if( input_priv(p_input)->master->b_can_pause ) { demux_t *p_demux = input_priv(p_input)->master->p_demux; if( demux_Control( p_demux, DEMUX_SET_PAUSE_STATE, false ) ) { msg_Err( p_input, "cannot resume" ); input_ChangeState( p_input, ERROR_S, i_control_date ); return; } } /* Switch to play */ input_ChangeState( p_input, PLAYING_S, i_control_date ); es_out_SetPauseState( input_priv(p_input)->p_es_out, false, false, i_control_date ); } static void ViewpointApply( input_thread_t *p_input ) { input_thread_private_t *priv = input_priv(p_input); vlc_viewpoint_clip( &priv->viewpoint ); vout_thread_t **pp_vout; size_t i_vout; input_resource_HoldVouts( priv->p_resource, &pp_vout, &i_vout ); for( size_t i = 0; i < i_vout; ++i ) { var_SetAddress( pp_vout[i], "viewpoint", &priv->viewpoint ); /* This variable can only be read from callbacks */ var_Change( pp_vout[i], "viewpoint", VLC_VAR_SETVALUE, (vlc_value_t) { .p_address = NULL } ); vout_Release(pp_vout[i]); } free( pp_vout ); audio_output_t *p_aout = input_resource_HoldAout( priv->p_resource ); if( p_aout ) { var_SetAddress( p_aout, "viewpoint", &priv->viewpoint ); /* This variable can only be read from callbacks */ var_Change( p_aout, "viewpoint", VLC_VAR_SETVALUE, (vlc_value_t) { .p_address = NULL } ); aout_Release(p_aout); } } static void ControlNav( input_thread_t *p_input, int i_type ) { input_thread_private_t *priv = input_priv(p_input); if( !demux_Control( priv->master->p_demux, i_type - INPUT_CONTROL_NAV_ACTIVATE + DEMUX_NAV_ACTIVATE ) ) return; /* The demux handled the navigation control */ /* Handle Up/Down/Left/Right if the demux can't navigate */ vlc_viewpoint_t vp = {0}; int vol_direction = 0; int seek_direction = 0; switch( i_type ) { case INPUT_CONTROL_NAV_UP: vol_direction = 1; vp.pitch = -1.f; break; case INPUT_CONTROL_NAV_DOWN: vol_direction = -1; vp.pitch = 1.f; break; case INPUT_CONTROL_NAV_LEFT: seek_direction = -1; vp.yaw = -1.f; break; case INPUT_CONTROL_NAV_RIGHT: seek_direction = 1; vp.yaw = 1.f; break; case INPUT_CONTROL_NAV_ACTIVATE: case INPUT_CONTROL_NAV_POPUP: case INPUT_CONTROL_NAV_MENU: return; default: vlc_assert_unreachable(); } /* Try to change the viewpoint if possible */ vout_thread_t **pp_vout; size_t i_vout; bool b_viewpoint_ch = false; input_resource_HoldVouts( priv->p_resource, &pp_vout, &i_vout ); for( size_t i = 0; i < i_vout; ++i ) { if( !b_viewpoint_ch && var_GetBool( pp_vout[i], "viewpoint-changeable" ) ) b_viewpoint_ch = true; vout_Release(pp_vout[i]); } free( pp_vout ); if( b_viewpoint_ch ) { priv->viewpoint_changed = true; priv->viewpoint.yaw += vp.yaw; priv->viewpoint.pitch += vp.pitch; priv->viewpoint.roll += vp.roll; priv->viewpoint.fov += vp.fov; ViewpointApply( p_input ); return; } /* Seek or change volume if the input doesn't have navigation or viewpoint */ if( seek_direction != 0 ) { vlc_tick_t it = vlc_tick_from_sec( seek_direction * var_InheritInteger( p_input, "short-jump-size" ) ); Control( p_input, INPUT_CONTROL_JUMP_TIME, (input_control_param_t) { .time.b_fast_seek = false, .time.i_val = it }); } else { assert( vol_direction != 0 ); audio_output_t *p_aout = input_resource_HoldAout( priv->p_resource ); if( p_aout ) { aout_VolumeUpdate( p_aout, vol_direction, NULL ); aout_Release(p_aout); } } } #ifdef ENABLE_SOUT static void ControlUpdateRenderer( input_thread_t *p_input, bool b_enable ) { if( b_enable ) { if( InitSout( p_input ) != VLC_SUCCESS ) { msg_Err( p_input, "Failed to start sout" ); return; } } else { input_resource_PutSout( input_priv(p_input)->p_resource, input_priv(p_input)->p_sout ); input_priv(p_input)->p_sout = NULL; } } static void ControlInsertDemuxFilter( input_thread_t* p_input, const char* psz_demux_chain ) { input_source_t *p_inputSource = input_priv(p_input)->master; demux_t *p_filtered_demux = demux_FilterChainNew( p_inputSource->p_demux, psz_demux_chain ); if ( p_filtered_demux != NULL ) p_inputSource->p_demux = p_filtered_demux; else if ( psz_demux_chain != NULL ) msg_Dbg(p_input, "Failed to create demux filter %s", psz_demux_chain); } #endif // ENABLE_SOUT void input_SetProgramId(input_thread_t *input, int group_id) { input_thread_private_t *sys = input_priv(input); if (!sys->is_running && !sys->is_stopped) { /* Not running, send the control synchronously since we are sure that * it won't block */ es_out_Control(sys->p_es_out_display, ES_OUT_SET_GROUP, group_id); } else { input_ControlPushHelper(input, INPUT_CONTROL_SET_PROGRAM, &(vlc_value_t) { .i_int = group_id }); } } void input_SetEsCatIds(input_thread_t *input, enum es_format_category_e cat, const char *str_ids) { input_thread_private_t *sys = input_priv(input); if (!sys->is_running && !sys->is_stopped) { /* Not running, send the control synchronously since we are sure that * it won't block */ es_out_SetEsCatIds(sys->p_es_out_display, cat, str_ids); } else { const input_control_param_t param = { .cat_ids = { cat, str_ids ? strdup(str_ids) : NULL } }; input_ControlPush(input, INPUT_CONTROL_SET_ES_CAT_IDS, ¶m); } } static void ControlSetEsList(input_thread_t *input, enum es_format_category_e cat, vlc_es_id_t **ids) { input_thread_private_t *priv = input_priv(input); if (es_out_SetEsList(priv->p_es_out_display, cat, ids) != VLC_SUCCESS) return; if (ids[0] != NULL && ids[1] == NULL) { /* Update the only demux touched by this change */ const input_source_t *source = vlc_es_id_GetSource(ids[0]); assert(source); demux_Control(source->p_demux, DEMUX_SET_ES, vlc_es_id_GetInputId(ids[0])); return; } /* Send the updated list for each different sources */ size_t count; for (count = 0; ids[count] != NULL; count++); int *array = count ? vlc_alloc(count, sizeof(int)) : NULL; if (!array) return; for (int i = 0; i < priv->i_slave + 1; ++ i) { /* For master and all slaves */ input_source_t *source = i == 0 ? priv->master : priv->slave[i - 1]; /* Split the ids array into smaller arrays of ids having the same * source. */ size_t set_es_idx = 0; for (size_t ids_idx = 0; ids_idx < count; ++ids_idx) { vlc_es_id_t *id = ids[ids_idx]; if (vlc_es_id_GetSource(id) == source) array[set_es_idx++] = vlc_es_id_GetInputId(id); } /* Update all demuxers */ if (set_es_idx > 0) { if (set_es_idx == 1) demux_Control(source->p_demux, DEMUX_SET_ES, array[0]); else demux_Control(source->p_demux, DEMUX_SET_ES_LIST, set_es_idx, array); } } free(array); } static bool Control( input_thread_t *p_input, int i_type, input_control_param_t param ) { input_thread_private_t *priv = input_priv(p_input); const vlc_tick_t i_control_date = vlc_tick_now(); /* FIXME b_force_update is abused, it should be carefully checked */ bool b_force_update = false; switch( i_type ) { case INPUT_CONTROL_SET_POSITION: case INPUT_CONTROL_JUMP_POSITION: { const bool absolute = i_type == INPUT_CONTROL_SET_POSITION; if( priv->b_recording ) { msg_Err( p_input, "INPUT_CONTROL_SET_POSITION ignored while recording" ); break; } /* Reset the decoders states and clock sync (before calling the demuxer */ es_out_Control( priv->p_es_out, ES_OUT_RESET_PCR ); if( demux_SetPosition( priv->master->p_demux, param.pos.f_val, !param.pos.b_fast_seek, absolute ) ) { msg_Err( p_input, "INPUT_CONTROL_SET_POSITION " "%s%2.1f%% failed", absolute ? "@" : param.pos.f_val >= 0 ? "+" : "", param.pos.f_val * 100.f ); } else { if( priv->i_slave > 0 ) SlaveSeek( p_input ); priv->master->b_eof = false; b_force_update = true; } break; } case INPUT_CONTROL_SET_TIME: case INPUT_CONTROL_JUMP_TIME: { const bool absolute = i_type == INPUT_CONTROL_SET_TIME; int i_ret; if( priv->b_recording ) { msg_Err( p_input, "INPUT_CONTROL_SET_TIME ignored while recording" ); break; } /* Reset the decoders states and clock sync (before calling the demuxer */ es_out_Control( priv->p_es_out, ES_OUT_RESET_PCR ); i_ret = demux_SetTime( priv->master->p_demux, param.time.i_val, !param.time.b_fast_seek, absolute ); if( i_ret ) { vlc_tick_t i_length; /* Emulate it with a SET_POS */ if( !demux_Control( priv->master->p_demux, DEMUX_GET_LENGTH, &i_length ) && i_length > 0 ) { double f_pos = (double)param.time.i_val / (double)i_length; i_ret = demux_SetPosition( priv->master->p_demux, f_pos, !param.time.b_fast_seek, absolute ); } } if( i_ret ) { msg_Warn( p_input, "INPUT_CONTROL_SET_TIME %s%"PRId64 " failed or not possible", absolute ? "@" : param.time.i_val >= 0 ? "+" : "", param.time.i_val ); } else { if( priv->i_slave > 0 ) SlaveSeek( p_input ); priv->master->b_eof = false; b_force_update = true; } break; } case INPUT_CONTROL_SET_STATE: switch( param.val.i_int ) { case PLAYING_S: if( priv->i_state == PAUSE_S ) { ControlUnpause( p_input, i_control_date ); b_force_update = true; } break; case PAUSE_S: if( priv->i_state == PLAYING_S ) { ControlPause( p_input, i_control_date ); b_force_update = true; } break; default: msg_Err( p_input, "invalid INPUT_CONTROL_SET_STATE" ); } break; case INPUT_CONTROL_SET_RATE: { /* Get rate and direction */ float rate = fabsf( param.val.f_float ); int i_rate_sign = param.val.f_float < 0 ? -1 : 1; /* Check rate bound */ if( rate > INPUT_RATE_MAX ) { msg_Info( p_input, "cannot set rate faster" ); rate = INPUT_RATE_MAX; } else if( rate < INPUT_RATE_MIN ) { msg_Info( p_input, "cannot set rate slower" ); rate = INPUT_RATE_MIN; } /* Apply direction */ if( i_rate_sign < 0 ) { if( priv->master->b_rescale_ts ) { msg_Dbg( p_input, "cannot set negative rate" ); rate = priv->rate; assert( rate > 0 ); } else { rate *= i_rate_sign; } } if( rate != 1.f && ( ( !priv->master->b_can_rate_control && !priv->master->b_rescale_ts ) || ( priv->p_sout && !priv->b_out_pace_control ) ) ) { msg_Dbg( p_input, "cannot change rate" ); rate = 1.f; } if( rate != priv->rate && !priv->master->b_can_pace_control && priv->master->b_can_rate_control ) { if( !priv->master->b_rescale_ts ) es_out_Control( priv->p_es_out, ES_OUT_RESET_PCR ); if( demux_Control( priv->master->p_demux, DEMUX_SET_RATE, &rate ) ) { msg_Warn( p_input, "ACCESS/DEMUX_SET_RATE failed" ); rate = priv->rate; } } /* */ if( rate != priv->rate ) { priv->rate = rate; input_SendEventRate( p_input, rate ); if( priv->master->b_rescale_ts ) { const float rate_source = (priv->master->b_can_pace_control || priv->master->b_can_rate_control ) ? rate : 1.f; es_out_SetRate( priv->p_es_out, rate_source, rate ); } b_force_update = true; } break; } case INPUT_CONTROL_SET_PROGRAM: /* No need to force update, es_out does it if needed */ es_out_Control( priv->p_es_out, ES_OUT_SET_GROUP, (int)param.val.i_int ); if( param.val.i_int == 0 ) demux_Control( priv->master->p_demux, DEMUX_SET_GROUP_DEFAULT ); else demux_Control( priv->master->p_demux, DEMUX_SET_GROUP_LIST, (size_t)1, &(const int){ param.val.i_int }); break; case INPUT_CONTROL_SET_ES: if( es_out_SetEs( priv->p_es_out_display, param.id ) == VLC_SUCCESS ) { const input_source_t *source = vlc_es_id_GetSource( param.id ); assert( source ); demux_Control( source->p_demux, DEMUX_SET_ES, vlc_es_id_GetInputId( param.id ) ); } break; case INPUT_CONTROL_SET_ES_LIST: ControlSetEsList( p_input, param.list.cat, param.list.ids ); break; case INPUT_CONTROL_UNSET_ES: es_out_UnsetEs( priv->p_es_out_display, param.id ); break; case INPUT_CONTROL_RESTART_ES: es_out_RestartEs( priv->p_es_out_display, param.id ); break; case INPUT_CONTROL_SET_ES_CAT_IDS: es_out_SetEsCatIds( priv->p_es_out_display, param.cat_ids.cat, param.cat_ids.str_ids ); break; case INPUT_CONTROL_SET_VIEWPOINT: case INPUT_CONTROL_SET_INITIAL_VIEWPOINT: case INPUT_CONTROL_UPDATE_VIEWPOINT: if ( i_type == INPUT_CONTROL_SET_INITIAL_VIEWPOINT ) { /* Set the initial viewpoint if it had not been changed by the * user. */ if( !priv->viewpoint_changed ) priv->viewpoint = param.viewpoint; /* Update viewpoints of aout and every vouts in all cases. */ } else if ( i_type == INPUT_CONTROL_SET_VIEWPOINT) { priv->viewpoint_changed = true; priv->viewpoint = param.viewpoint; } else { priv->viewpoint_changed = true; priv->viewpoint.yaw += param.viewpoint.yaw; priv->viewpoint.pitch += param.viewpoint.pitch; priv->viewpoint.roll += param.viewpoint.roll; priv->viewpoint.fov += param.viewpoint.fov; } ViewpointApply( p_input ); break; case INPUT_CONTROL_SET_CATEGORY_DELAY: assert(param.cat_delay.cat == AUDIO_ES || param.cat_delay.cat == SPU_ES); es_out_SetDelay(priv->p_es_out_display, param.cat_delay.cat, param.cat_delay.delay); break; case INPUT_CONTROL_SET_ES_DELAY: assert(param.es_delay.id); es_out_SetEsDelay(priv->p_es_out_display, param.es_delay.id, param.es_delay.delay); break; case INPUT_CONTROL_SET_TITLE: case INPUT_CONTROL_SET_TITLE_NEXT: case INPUT_CONTROL_SET_TITLE_PREV: { if( priv->b_recording ) { msg_Err( p_input, "INPUT_CONTROL_SET_TITLE(*) ignored while recording" ); break; } if( priv->master->i_title <= 0 ) break; int i_title = demux_GetTitle( priv->master->p_demux ); if( i_type == INPUT_CONTROL_SET_TITLE_PREV ) i_title--; else if( i_type == INPUT_CONTROL_SET_TITLE_NEXT ) i_title++; else i_title = param.val.i_int; if( i_title < 0 || i_title >= priv->master->i_title ) break; es_out_Control( priv->p_es_out, ES_OUT_RESET_PCR ); demux_Control( priv->master->p_demux, DEMUX_SET_TITLE, i_title ); break; } case INPUT_CONTROL_SET_SEEKPOINT: case INPUT_CONTROL_SET_SEEKPOINT_NEXT: case INPUT_CONTROL_SET_SEEKPOINT_PREV: { if( priv->b_recording ) { msg_Err( p_input, "INPUT_CONTROL_SET_SEEKPOINT(*) ignored while recording" ); break; } if( priv->master->i_title <= 0 ) break; demux_t *p_demux = priv->master->p_demux; int i_title = demux_GetTitle( p_demux ); int i_seekpoint = demux_GetSeekpoint( p_demux ); if( i_type == INPUT_CONTROL_SET_SEEKPOINT_PREV ) { vlc_tick_t i_seekpoint_time = priv->master->title[i_title]->seekpoint[i_seekpoint]->i_time_offset; vlc_tick_t i_input_time = var_GetInteger( p_input, "time" ); if( i_seekpoint_time >= 0 && i_input_time >= 0 ) { if( i_input_time < i_seekpoint_time + VLC_TICK_FROM_SEC(3) ) i_seekpoint--; } else i_seekpoint--; } else if( i_type == INPUT_CONTROL_SET_SEEKPOINT_NEXT ) i_seekpoint++; else i_seekpoint = param.val.i_int; if( i_seekpoint < 0 || i_seekpoint >= priv->master->title[i_title]->i_seekpoint ) break; es_out_Control( priv->p_es_out, ES_OUT_RESET_PCR ); demux_Control( priv->master->p_demux, DEMUX_SET_SEEKPOINT, i_seekpoint ); input_SendEventSeekpoint( p_input, i_title, i_seekpoint ); if( priv->i_slave > 0 ) SlaveSeek( p_input ); break; } case INPUT_CONTROL_ADD_SLAVE: if( param.val.p_address ) { input_item_slave_t *p_item_slave = param.val.p_address; unsigned i_flags = SLAVE_ADD_CANFAIL | SLAVE_ADD_SET_TIME; if( p_item_slave->b_forced ) i_flags |= SLAVE_ADD_FORCED; if( input_SlaveSourceAdd( p_input, p_item_slave->i_type, p_item_slave->psz_uri, i_flags ) == VLC_SUCCESS ) { /* Update item slaves */ input_item_AddSlave( priv->p_item, p_item_slave ); /* The slave is now owned by the item */ param.val.p_address = NULL; } } break; case INPUT_CONTROL_SET_SUBS_FPS: RequestSubRate( p_input, param.val.f_float ); input_SendEventSubsFPS( p_input, param.val.f_float ); break; case INPUT_CONTROL_SET_RECORD_STATE: { bool enabled = param.record_state.enabled; const char *dir_path = param.record_state.dir_path; if( !!priv->b_recording != enabled ) { if( priv->master->b_can_stream_record ) { if( demux_Control( priv->master->p_demux, DEMUX_SET_RECORD_STATE, enabled, dir_path ) ) enabled = false; } else { if( es_out_SetRecordState( priv->p_es_out_display, enabled, dir_path ) ) enabled = false; } priv->b_recording = enabled; input_SendEventRecord( p_input, enabled ); b_force_update = true; } break; } case INPUT_CONTROL_SET_FRAME_NEXT: if( priv->i_state == PAUSE_S ) { es_out_SetFrameNext( priv->p_es_out ); } else if( priv->i_state == PLAYING_S ) { ControlPause( p_input, i_control_date ); } else { msg_Err( p_input, "invalid state for frame next" ); } b_force_update = true; break; case INPUT_CONTROL_SET_RENDERER: { #ifdef ENABLE_SOUT vlc_renderer_item_t *p_item = param.val.p_address; input_thread_private_t *p_priv = input_priv( p_input ); // We do not support switching from a renderer to another for now if ( p_item == NULL && p_priv->p_renderer == NULL ) break; vlc_es_id_t **context; if( es_out_StopAllEs( priv->p_es_out_display, &context ) != VLC_SUCCESS ) break; if ( p_priv->p_renderer ) { ControlUpdateRenderer( p_input, false ); demux_FilterDisable( p_priv->master->p_demux, vlc_renderer_item_demux_filter( p_priv->p_renderer ) ); vlc_renderer_item_release( p_priv->p_renderer ); p_priv->p_renderer = NULL; } if( p_item != NULL ) { p_priv->p_renderer = vlc_renderer_item_hold( p_item ); ControlUpdateRenderer( p_input, true ); if( !demux_FilterEnable( p_priv->master->p_demux, vlc_renderer_item_demux_filter( p_priv->p_renderer ) ) ) { ControlInsertDemuxFilter( p_input, vlc_renderer_item_demux_filter( p_item ) ); } } es_out_StartAllEs( priv->p_es_out_display, context ); #endif break; } case INPUT_CONTROL_SET_VBI_PAGE: es_out_SetVbiPage( priv->p_es_out_display, param.vbi_page.id, param.vbi_page.page ); break; case INPUT_CONTROL_SET_VBI_TRANSPARENCY: es_out_SetVbiTransparency( priv->p_es_out_display, param.vbi_transparency.id, param.vbi_transparency.enabled ); break; case INPUT_CONTROL_NAV_ACTIVATE: case INPUT_CONTROL_NAV_UP: case INPUT_CONTROL_NAV_DOWN: case INPUT_CONTROL_NAV_LEFT: case INPUT_CONTROL_NAV_RIGHT: case INPUT_CONTROL_NAV_POPUP: case INPUT_CONTROL_NAV_MENU: ControlNav( p_input, i_type ); break; default: msg_Err( p_input, "not yet implemented" ); break; } ControlRelease( i_type, ¶m ); return b_force_update; } /***************************************************************************** * UpdateTitleSeekpoint *****************************************************************************/ static int UpdateTitleSeekpoint( input_thread_t *p_input, int i_title, int i_seekpoint ) { int i_title_end = input_priv(p_input)->master->i_title_end - input_priv(p_input)->master->i_title_offset; int i_seekpoint_end = input_priv(p_input)->master->i_seekpoint_end - input_priv(p_input)->master->i_seekpoint_offset; if( i_title_end >= 0 && i_seekpoint_end >= 0 ) { if( i_title > i_title_end || ( i_title == i_title_end && i_seekpoint > i_seekpoint_end ) ) return VLC_DEMUXER_EOF; } else if( i_seekpoint_end >= 0 ) { if( i_seekpoint > i_seekpoint_end ) return VLC_DEMUXER_EOF; } else if( i_title_end >= 0 ) { if( i_title > i_title_end ) return VLC_DEMUXER_EOF; } return VLC_DEMUXER_SUCCESS; } /***************************************************************************** * Update*FromDemux: *****************************************************************************/ static int UpdateTitleSeekpointFromDemux( input_thread_t *p_input ) { demux_t *p_demux = input_priv(p_input)->master->p_demux; /* TODO event-like */ if( demux_TestAndClearFlags( p_demux, INPUT_UPDATE_TITLE ) ) input_SendEventTitle( p_input, &(struct vlc_input_event_title) { .action = VLC_INPUT_TITLE_SELECTED, .selected_idx = demux_GetTitle( p_demux ), }); if( demux_TestAndClearFlags( p_demux, INPUT_UPDATE_SEEKPOINT ) ) input_SendEventSeekpoint( p_input, demux_GetTitle( p_demux ), demux_GetSeekpoint( p_demux ) ); return UpdateTitleSeekpoint( p_input, demux_GetTitle( p_demux ), demux_GetSeekpoint( p_demux ) ); } static void UpdateGenericFromDemux( input_thread_t *p_input ) { demux_t *p_demux = input_priv(p_input)->master->p_demux; if( demux_TestAndClearFlags( p_demux, INPUT_UPDATE_META ) ) InputUpdateMeta( p_input, p_demux ); { double quality; double strength; if( !demux_Control( p_demux, DEMUX_GET_SIGNAL, &quality, &strength ) ) input_SendEventSignal( p_input, quality, strength ); } } static void UpdateTitleListfromDemux( input_thread_t *p_input ) { input_thread_private_t *priv = input_priv(p_input); input_source_t *in = priv->master; /* Delete the preexisting titles */ bool had_titles = in->i_title > 0; if( had_titles ) { for( int i = 0; i < in->i_title; i++ ) vlc_input_title_Delete( in->title[i] ); } TAB_CLEAN( in->i_title, in->title ); /* Get the new title list */ if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO, &in->title, &in->i_title, &in->i_title_offset, &in->i_seekpoint_offset ) ) TAB_INIT( in->i_title, in->title ); else in->b_title_demux = true; InitTitle( p_input, had_titles ); } static int InputStreamHandleAnchor( input_thread_t *p_input, input_source_t *source, stream_t **stream, char const *anchor ) { char const* extra; if( stream_extractor_AttachParsed( stream, anchor, &extra ) ) { msg_Err( p_input, "unable to attach stream-extractors for %s", (*stream)->psz_url ); return VLC_EGENERIC; } if( vlc_stream_directory_Attach( stream, NULL ) ) msg_Dbg( p_input, "attachment of directory-extractor failed for %s", (*stream)->psz_url ); MRLSections( extra ? extra : "", &source->i_title_start, &source->i_title_end, &source->i_seekpoint_start, &source->i_seekpoint_end ); return VLC_SUCCESS; } static demux_t *InputDemuxNew( input_thread_t *p_input, es_out_t *p_es_out, input_source_t *p_source, const char *url, const char *psz_demux, const char *psz_anchor ) { input_thread_private_t *priv = input_priv(p_input ); vlc_object_t *obj = VLC_OBJECT(p_input); /* create the underlying access stream */ stream_t *p_stream = stream_AccessNew( obj, p_input, p_es_out, priv->type == INPUT_TYPE_PREPARSING, url ); if( p_stream == NULL ) return NULL; p_stream = stream_FilterAutoNew( p_stream ); if(( p_stream->ops != NULL && (p_stream->ops->stream.read == NULL && p_stream->ops->stream.block == NULL && p_stream->ops->stream.readdir == NULL)) || ( p_stream->ops == NULL && (p_stream->pf_read == NULL && p_stream->pf_block == NULL && p_stream->pf_readdir == NULL)) ) { /* Combined access/demux, no stream filtering */ MRLSections( psz_anchor, &p_source->i_title_start, &p_source->i_title_end, &p_source->i_seekpoint_start, &p_source->i_seekpoint_end ); return p_stream; } /* attach explicit stream filters to stream */ char *psz_filters = var_InheritString( p_input, "stream-filter" ); if( psz_filters ) { p_stream = stream_FilterChainNew( p_stream, psz_filters ); free( psz_filters ); } /* handle anchors */ if( InputStreamHandleAnchor( p_input, p_source, &p_stream, psz_anchor ) ) goto error; /* attach conditional record stream-filter */ if( var_InheritBool( p_input, "input-record-native" ) ) p_stream = stream_FilterChainNew( p_stream, "record" ); /* create a regular demux with the access stream created */ demux_t *demux = demux_NewAdvanced( obj, p_input, psz_demux, url, p_stream, p_es_out, priv->type == INPUT_TYPE_PREPARSING ); if( demux != NULL ) return demux; error: vlc_stream_Delete( p_stream ); return NULL; } static void input_SplitMRL( const char **, const char **, const char **, const char **, char * ); static input_source_t *InputSourceNew( const char *psz_mrl ) { input_source_t *in = calloc(1, sizeof(*in) ); if( unlikely(in == NULL) ) return NULL; vlc_atomic_rc_init( &in->rc ); if( psz_mrl ) { /* Use the MD5 sum of the complete source URL as an identifier. */ vlc_hash_md5_t md5; in->str_id = malloc(VLC_HASH_MD5_DIGEST_HEX_SIZE); if( !in->str_id ) { free( in ); return NULL; } vlc_hash_md5_Init( &md5 ); vlc_hash_md5_Update( &md5, psz_mrl, strlen( psz_mrl ) ); vlc_hash_FinishHex( &md5, in->str_id ); } return in; } static int InputSourceInit( input_source_t *in, input_thread_t *p_input, const char *psz_mrl, const char *psz_forced_demux, bool b_in_can_fail ) { input_thread_private_t *priv = input_priv(p_input); const char *psz_access, *psz_demux, *psz_path, *psz_anchor = NULL; const bool master = priv->master == in; assert( psz_mrl ); char *psz_dup = strdup( psz_mrl ); char *psz_demux_var = NULL; if( psz_dup == NULL ) return VLC_ENOMEM; /* Split uri */ input_SplitMRL( &psz_access, &psz_demux, &psz_path, &psz_anchor, psz_dup ); if( psz_demux == NULL || psz_demux[0] == '\0' ) psz_demux = psz_demux_var = var_InheritString( p_input, "demux" ); if( psz_forced_demux != NULL ) psz_demux = psz_forced_demux; if( psz_demux == NULL ) psz_demux = "any"; msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'", psz_mrl, psz_access, psz_demux, psz_path ); if( input_priv(p_input)->master == NULL /* XXX ugly */) { /* On master stream only, use input-list */ char *str = var_InheritString( p_input, "input-list" ); if( str != NULL ) { char *list; var_Create( p_input, "concat-list", VLC_VAR_STRING ); if( likely(asprintf( &list, "%s://%s,%s", psz_access, psz_path, str ) >= 0) ) { var_SetString( p_input, "concat-list", list ); free( list ); } free( str ); psz_access = "concat"; } } if( strcasecmp( psz_access, "concat" ) ) { /* Autodetect extra files if none specified */ int count; char **tab; TAB_INIT( count, tab ); InputGetExtraFiles( p_input, &count, &tab, &psz_access, psz_mrl ); if( count > 0 ) { char *list = NULL; for( int i = 0; i < count; i++ ) { char *str; if( asprintf( &str, "%s,%s", list ? list : psz_mrl, tab[i] ) < 0 ) break; free( tab[i] ); free( list ); list = str; } var_Create( p_input, "concat-list", VLC_VAR_STRING ); if( likely(list != NULL) ) { var_SetString( p_input, "concat-list", list ); free( list ); } } TAB_CLEAN( count, tab ); } char *url; if( likely(asprintf( &url, "%s://%s", psz_access, psz_path ) >= 0) ) { es_out_t *es_out; if (!master ) es_out = in->p_slave_es_out = input_EsOutSourceNew( priv->p_es_out, in ); else es_out = priv->p_es_out; if( es_out ) in->p_demux = InputDemuxNew( p_input, es_out, in, url, psz_demux, psz_anchor ); free( url ); } else in->p_demux = NULL; free( psz_demux_var ); free( psz_dup ); if( in->p_demux == NULL ) { if( !b_in_can_fail && !input_Stopped( p_input ) ) vlc_dialog_display_error( p_input, _("Your media can't be opened"), _("VLC is unable to open the MRL '%s'." " Check the log for details."), psz_mrl ); if( in->p_slave_es_out ) { es_out_Delete( in->p_slave_es_out ); in->p_slave_es_out = NULL; } return VLC_EGENERIC; } char *psz_demux_chain = NULL; if( priv->p_renderer ) { const char* psz_renderer_demux = vlc_renderer_item_demux_filter( priv->p_renderer ); if( psz_renderer_demux ) psz_demux_chain = strdup( psz_renderer_demux ); } if( !psz_demux_chain ) psz_demux_chain = var_GetNonEmptyString(p_input, "demux-filter"); if( psz_demux_chain != NULL ) /* add the chain of demux filters */ { in->p_demux = demux_FilterChainNew( in->p_demux, psz_demux_chain ); free( psz_demux_chain ); if( in->p_demux == NULL ) { msg_Err(p_input, "Failed to create demux filter"); if( in->p_slave_es_out ) { es_out_Delete( in->p_slave_es_out ); in->p_slave_es_out = NULL; } return VLC_EGENERIC; } } /* Get infos from (access_)demux */ if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_PACE, &in->b_can_pace_control ) ) in->b_can_pace_control = false; const bool b_can_demux = in->p_demux->ops != NULL ? in->p_demux->ops->demux.demux != NULL : in->p_demux->pf_demux != NULL; /* Threaded and directory demuxers do not have pace control */ assert( b_can_demux || !in->b_can_pace_control ); if( !in->b_can_pace_control ) { if( demux_Control( in->p_demux, DEMUX_CAN_CONTROL_RATE, &in->b_can_rate_control ) ) { in->b_can_rate_control = false; in->b_rescale_ts = true; } else in->b_rescale_ts = !in->b_can_rate_control; } else { in->b_can_rate_control = true; in->b_rescale_ts = true; } /* Set record capabilities */ if( demux_Control( in->p_demux, DEMUX_CAN_RECORD, &in->b_can_stream_record ) ) in->b_can_stream_record = false; #ifdef ENABLE_SOUT if( !var_GetBool( p_input, "input-record-native" ) ) in->b_can_stream_record = false; #endif demux_Control( in->p_demux, DEMUX_CAN_PAUSE, &in->b_can_pause ); /* get attachment * FIXME improve for preparsing: move it after GET_META and check psz_arturl */ if( input_priv(p_input)->type != INPUT_TYPE_PREPARSING ) { if( demux_Control( in->p_demux, DEMUX_GET_TITLE_INFO, &in->title, &in->i_title, &in->i_title_offset, &in->i_seekpoint_offset )) { TAB_INIT( in->i_title, in->title ); } else { in->b_title_demux = true; } demux_Control( in->p_demux, DEMUX_GET_PTS_DELAY, &in->i_pts_delay ); if( in->i_pts_delay > INPUT_PTS_DELAY_MAX ) in->i_pts_delay = INPUT_PTS_DELAY_MAX; else if( in->i_pts_delay < 0 ) in->i_pts_delay = 0; } if( demux_Control( in->p_demux, DEMUX_GET_FPS, &in->f_fps ) ) in->f_fps = 0.f; if( var_GetInteger( p_input, "clock-synchro" ) != -1 ) in->b_can_pace_control = !var_GetInteger( p_input, "clock-synchro" ); return VLC_SUCCESS; } input_source_t *input_source_Hold( input_source_t *in ) { vlc_atomic_rc_inc( &in->rc ); return in; } void input_source_Release( input_source_t *in ) { if( vlc_atomic_rc_dec( &in->rc ) ) { free( in->str_id ); free( in ); } } const char *input_source_GetStrId( input_source_t *in ) { return in->str_id; } int input_source_GetNewAutoId( input_source_t *in ) { return in->auto_id++; } bool input_source_IsAutoSelected( input_source_t *in ) { return in->autoselected; } /***************************************************************************** * InputSourceDestroy: *****************************************************************************/ static void InputSourceDestroy( input_source_t *in ) { int i; if( in->p_demux ) demux_Delete( in->p_demux ); if( in->p_slave_es_out ) es_out_Delete( in->p_slave_es_out ); if( in->i_title > 0 ) { for( i = 0; i < in->i_title; i++ ) vlc_input_title_Delete( in->title[i] ); } TAB_CLEAN( in->i_title, in->title ); } /***************************************************************************** * InputSourceMeta: *****************************************************************************/ static void InputSourceMeta( input_thread_t *p_input, input_source_t *p_source, vlc_meta_t *p_meta ) { demux_t *p_demux = p_source->p_demux; /* XXX Remember that checking against p_item->p_meta->i_status & ITEM_PREPARSED * is a bad idea */ bool has_meta = false; /* Read demux meta */ if( !demux_Control( p_demux, DEMUX_GET_META, p_meta ) ) has_meta = true; bool has_unsupported; if( demux_Control( p_demux, DEMUX_HAS_UNSUPPORTED_META, &has_unsupported ) ) has_unsupported = true; /* If the demux report unsupported meta data, or if we don't have meta data * try an external "meta reader" */ if( has_meta && !has_unsupported ) return; demux_meta_t *p_demux_meta = vlc_custom_create( p_input, sizeof( *p_demux_meta ), "demux meta" ); if( unlikely(p_demux_meta == NULL) ) return; p_demux_meta->p_item = input_priv(p_input)->p_item; module_t *p_id3 = module_need( p_demux_meta, "meta reader", NULL, false ); if( p_id3 ) { if( p_demux_meta->p_meta ) { vlc_meta_Merge( p_meta, p_demux_meta->p_meta ); vlc_meta_Delete( p_demux_meta->p_meta ); } if( p_demux_meta->i_attachments > 0 ) { vlc_mutex_lock( &input_priv(p_input)->p_item->lock ); AppendAttachment( p_input, p_demux_meta->i_attachments, p_demux_meta->attachments ); vlc_mutex_unlock( &input_priv(p_input)->p_item->lock ); } module_unneed( p_demux_meta, p_id3 ); } vlc_object_delete(p_demux_meta); } static void SlaveDemux( input_thread_t *p_input ) { input_thread_private_t *priv = input_priv(p_input); vlc_tick_t i_time; int i; if( demux_Control( input_priv(p_input)->master->p_demux, DEMUX_GET_TIME, &i_time ) ) { msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" ); return; } for( i = 0; i < input_priv(p_input)->i_slave; i++ ) { input_source_t *in = input_priv(p_input)->slave[i]; int i_ret; if( in->b_eof ) continue; if( priv->slave_subs_rate != in->sub_rate ) { if( in->b_slave_sub && in->b_can_rate_control ) { if( in->sub_rate != 0 ) /* Don't reset when it's the first time */ es_out_Control( priv->p_es_out, ES_OUT_RESET_PCR ); float new_rate = priv->slave_subs_rate; demux_Control( in->p_demux, DEMUX_SET_RATE, &new_rate ); } in->sub_rate = priv->slave_subs_rate; } /* Call demux_Demux until we have read enough data */ if( demux_Control( in->p_demux, DEMUX_SET_NEXT_DEMUX_TIME, i_time ) ) { for( ;; ) { vlc_tick_t i_stime; if( demux_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 ) { i_ret = 1; break; } if( ( i_ret = demux_Demux( in->p_demux ) ) <= 0 ) break; } } else { i_ret = demux_Demux( in->p_demux ); } if( i_ret <= 0 ) { msg_Dbg( p_input, "slave %d EOF", i ); in->b_eof = true; } } } static void SlaveSeek( input_thread_t *p_input ) { vlc_tick_t i_time; int i; if( demux_Control( input_priv(p_input)->master->p_demux, DEMUX_GET_TIME, &i_time ) ) { msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" ); return; } for( i = 0; i < input_priv(p_input)->i_slave; i++ ) { input_source_t *in = input_priv(p_input)->slave[i]; if( demux_Control( in->p_demux, DEMUX_SET_TIME, i_time, true ) ) { if( !in->b_eof ) msg_Err( p_input, "seek failed for slave %d -> EOF", i ); in->b_eof = true; } else { in->b_eof = false; } } } /***************************************************************************** * InputMetaUser: *****************************************************************************/ static void InputMetaUser( input_thread_t *p_input, vlc_meta_t *p_meta ) { static const struct { int i_meta; const char *psz_name; } p_list[] = { { vlc_meta_Title, "meta-title" }, { vlc_meta_Artist, "meta-artist" }, { vlc_meta_Genre, "meta-genre" }, { vlc_meta_Copyright, "meta-copyright" }, { vlc_meta_Description, "meta-description" }, { vlc_meta_Date, "meta-date" }, { vlc_meta_URL, "meta-url" }, { 0, NULL } }; /* Get meta information from user */ for( int i = 0; p_list[i].psz_name; i++ ) { char *psz_string = var_GetNonEmptyString( p_input, p_list[i].psz_name ); if( !psz_string ) continue; EnsureUTF8( psz_string ); vlc_meta_Set( p_meta, p_list[i].i_meta, psz_string ); free( psz_string ); } } static void AppendAttachment( input_thread_t *p_input, int i_new, input_attachment_t **pp_new ) { input_thread_private_t *priv = input_priv( p_input ); int i_attachment = priv->i_attachment; int i; if ( i_attachment + i_new == 0 ) { free( pp_new ); return; } input_attachment_t **pp_att = realloc( priv->attachment, sizeof(*pp_att) * ( i_attachment + i_new ) ); if( likely(pp_att) ) { priv->attachment = pp_att; for( i = 0; i < i_new; i++ ) { pp_att[i_attachment++] = pp_new[i]; } /* */ priv->i_attachment = i_attachment; vlc_event_send( &priv->p_item->event_manager, &(vlc_event_t) { .type = vlc_InputItemAttachmentsFound, .u.input_item_attachments_found.attachments = pp_new, .u.input_item_attachments_found.count = i_new } ); free( pp_new ); return; } /* on alloc errors */ for( i = 0; i < i_new; i++ ) vlc_input_attachment_Release( pp_new[i] ); free( pp_new ); } /***************************************************************************** * InputUpdateMeta: merge p_item meta data with p_meta taking care of * arturl and locking issue. *****************************************************************************/ static void InputUpdateMeta( input_thread_t *p_input, demux_t *p_demux ) { vlc_meta_t *p_meta = vlc_meta_New(); if( unlikely(p_meta == NULL) ) return; demux_Control( p_demux, DEMUX_GET_META, p_meta ); /* If metadata changed, then the attachments might have changed. We need to update them in case they contain album art. */ input_attachment_t **attachment; int i_attachment; if( !demux_Control( p_demux, DEMUX_GET_ATTACHMENTS, &attachment, &i_attachment ) ) { input_thread_private_t *priv = input_priv(p_input); vlc_mutex_lock( &priv->p_item->lock ); int nb_new = 0; for ( int i = 0; i < i_attachment; ++i ) { bool is_new = true; for( int j = 0; j < priv->i_attachment; ++j ) { if( priv->attachment[j] == attachment[i] ) { vlc_input_attachment_Release( attachment[i] ); is_new = false; break; } } if( is_new ) attachment[nb_new++] = attachment[i]; } AppendAttachment( p_input, nb_new, attachment ); vlc_mutex_unlock( &priv->p_item->lock ); } es_out_ControlSetMeta( input_priv(p_input)->p_es_out, p_meta ); vlc_meta_Delete( p_meta ); } /***************************************************************************** * InputGetExtraFiles * Autodetect extra input list *****************************************************************************/ static void InputGetExtraFilesPattern( input_thread_t *p_input, int *pi_list, char ***pppsz_list, const char *uri, const char *psz_match, const char *psz_format, int i_start, int i_stop ) { int i_list; char **ppsz_list; TAB_INIT( i_list, ppsz_list ); /* Remove the extension */ size_t end = strlen(uri) - strlen(psz_match); if (unlikely(end > INT_MAX)) goto exit; /* Try to list files */ for( int i = i_start; i <= i_stop; i++ ) { char *url; if( asprintf( &url, psz_format, (int)end, uri, i ) < 0 ) break; char *filepath = vlc_uri2path(url); struct stat st; if( filepath == NULL || vlc_stat( filepath, &st ) || !S_ISREG( st.st_mode ) || !st.st_size ) { free( filepath ); free( url ); break; } msg_Dbg( p_input, "Detected extra file `%s'", filepath ); free( filepath ); TAB_APPEND( i_list, ppsz_list, url ); } exit: *pi_list = i_list; *pppsz_list = ppsz_list; } static void InputGetExtraFiles( input_thread_t *p_input, int *pi_list, char ***pppsz_list, const char **ppsz_access, const char *mrl ) { static const struct pattern { const char *psz_access_force; const char *psz_match; const char *psz_format; int i_start; int i_stop; } patterns[] = { /* XXX the order is important */ { "concat", ".001", "%.*s.%.3d", 2, 999 }, { NULL, ".part1.rar","%.*s.part%.1d.rar", 2, 9 }, { NULL, ".part01.rar","%.*s.part%.2d.rar", 2, 99, }, { NULL, ".part001.rar", "%.*s.part%.3d.rar", 2, 999 }, { NULL, ".rar", "%.*s.r%.2d", 0, 99 }, { "concat", ".mts", "%.*s.mts%d", 1, 999 }, }; assert(mrl != NULL); TAB_INIT( *pi_list, *pppsz_list ); if( **ppsz_access && strcmp( *ppsz_access, "file" ) ) return; const size_t i_path = strlen(mrl); for( size_t i = 0; i < ARRAY_SIZE( patterns ); ++i ) { const struct pattern* pat = &patterns[i]; const size_t i_ext = strlen( pat->psz_match ); if( i_path < i_ext ) continue; if( !strcmp( &mrl[i_path-i_ext], pat->psz_match ) ) { InputGetExtraFilesPattern( p_input, pi_list, pppsz_list, mrl, pat->psz_match, pat->psz_format, pat->i_start, pat->i_stop ); if( *pi_list > 0 && pat->psz_access_force ) *ppsz_access = pat->psz_access_force; return; } } } /* */ static void input_ChangeState( input_thread_t *p_input, int i_state, vlc_tick_t state_date ) { if( input_priv(p_input)->i_state == i_state ) return; input_priv(p_input)->i_state = i_state; if( i_state == ERROR_S ) input_item_SetErrorWhenReading( input_priv(p_input)->p_item, true ); if (i_state == END_S || i_state == ERROR_S) input_SendEventCapabilities( p_input, 0 ); input_SendEventState( p_input, i_state, state_date ); } /***************************************************************************** * MRLSplit: parse the access, demux and url part of the * Media Resource Locator. *****************************************************************************/ static void input_SplitMRL( const char **access, const char **demux, const char **path, const char **anchor, char *buf ) { char *p; /* Separate from [/]:// */ p = strchr( buf, ':'); if( p != NULL ) { *(p++) = '\0'; /* skips ':' */ *path = p + (strncmp(p, "//", 2) ? 0 : 2); /* skips "//" */ /* Remove HTML anchor if present (not supported). * The hash symbol itself should be URI-encoded. */ p = strchr( p, '#' ); if( p != NULL ) { *(p++) = '\0'; *anchor = p; } else *anchor = ""; } else { #ifndef NDEBUG fprintf( stderr, "%s(\"%s\") probably not a valid URI!\n", __func__, buf ); #endif /* Note: this is a valid non const pointer to "": */ *path = buf + strlen( buf ); } /* Separate access from demux */ p = strchr( buf, '/' ); if( p != NULL ) { *(p++) = '\0'; if( p[0] == '$' ) p++; *demux = p; } else *demux = ""; /* We really don't want module name substitution here! */ p = buf; if( p[0] == '$' ) p++; *access = p; } static const char *MRLSeekPoint( const char *str, int *title, int *chapter ) { char *end; unsigned long u; /* Look for the title */ u = strtoul( str, &end, 0 ); *title = (str == end || u > (unsigned long)INT_MAX) ? -1 : (int)u; str = end; /* Look for the chapter */ if( *str == ':' ) { str++; u = strtoul( str, &end, 0 ); *chapter = (str == end || u > (unsigned long)INT_MAX) ? -1 : (int)u; str = end; } else *chapter = -1; return str; } /***************************************************************************** * MRLSections: parse title and seekpoint info from the Media Resource Locator. * * Syntax: * [url][@[title_start][:chapter_start][-[title_end][:chapter_end]]] *****************************************************************************/ static void MRLSections( const char *p, int *pi_title_start, int *pi_title_end, int *pi_chapter_start, int *pi_chapter_end ) { *pi_title_start = *pi_title_end = *pi_chapter_start = *pi_chapter_end = -1; int title_start, chapter_start, title_end, chapter_end; if( !p ) return; if( *p != '-' ) p = MRLSeekPoint( p, &title_start, &chapter_start ); else title_start = chapter_start = -1; if( *p == '-' ) p = MRLSeekPoint( p + 1, &title_end, &chapter_end ); else title_end = chapter_end = -1; if( *p ) /* syntax error */ return; *pi_title_start = title_start; *pi_title_end = title_end; *pi_chapter_start = chapter_start; *pi_chapter_end = chapter_end; } static int input_SlaveSourceAdd( input_thread_t *p_input, enum slave_type i_type, const char *psz_uri, unsigned i_flags ) { input_thread_private_t *priv = input_priv(p_input); const char *psz_forced_demux; const bool b_can_fail = i_flags & SLAVE_ADD_CANFAIL; const bool b_forced = i_flags & SLAVE_ADD_FORCED; const bool b_set_time = i_flags & SLAVE_ADD_SET_TIME; switch( i_type ) { case SLAVE_TYPE_SPU: psz_forced_demux = "subtitle"; break; case SLAVE_TYPE_GENERIC: psz_forced_demux = NULL; break; default: vlc_assert_unreachable(); } msg_Dbg( p_input, "loading %s slave: %s (forced: %d)", i_type == SLAVE_TYPE_SPU ? "spu" : "generic", psz_uri, b_forced ); input_source_t *p_source = InputSourceNew( psz_uri ); if( !p_source ) return VLC_EGENERIC; if( b_forced ) p_source->autoselected = true; int ret = InputSourceInit( p_source, p_input, psz_uri, psz_forced_demux, b_can_fail || psz_forced_demux ); if( psz_forced_demux && ret != VLC_SUCCESS ) ret = InputSourceInit( p_source, p_input, psz_uri, NULL, b_can_fail ); if( ret != VLC_SUCCESS ) { msg_Warn( p_input, "failed to add %s as slave", psz_uri ); goto error; } if( i_type == SLAVE_TYPE_GENERIC ) { if( b_set_time ) { vlc_tick_t i_time; /* Set position */ if( demux_Control( priv->master->p_demux, DEMUX_GET_TIME, &i_time ) ) { msg_Err( p_input, "demux doesn't like DEMUX_GET_TIME" ); goto error; } if( demux_Control( p_source->p_demux, DEMUX_SET_TIME, i_time, true ) ) { msg_Err( p_input, "seek failed for new slave" ); goto error; } } /* Get meta (access and demux) */ InputUpdateMeta( p_input, p_source->p_demux ); } else p_source->b_slave_sub = true; TAB_APPEND( priv->i_slave, priv->slave, p_source ); return VLC_SUCCESS; error: InputSourceDestroy( p_source ); input_source_Release( p_source ); return VLC_EGENERIC; } static char *input_SubtitleFile2Uri( input_thread_t *p_input, const char *psz_subtitle ) { /* if we are provided a subtitle.sub file, * see if we don't have a subtitle.idx and use it instead */ char *psz_idxpath = NULL; char *psz_extension = strrchr( psz_subtitle, '.'); if( psz_extension && strcmp( psz_extension, ".sub" ) == 0 ) { psz_idxpath = strdup( psz_subtitle ); if( psz_idxpath ) { struct stat st; psz_extension = psz_extension - psz_subtitle + psz_idxpath; strcpy( psz_extension, ".idx" ); if( !vlc_stat( psz_idxpath, &st ) && S_ISREG( st.st_mode ) ) { msg_Dbg( p_input, "using %s as subtitle file instead of %s", psz_idxpath, psz_subtitle ); psz_subtitle = psz_idxpath; } } } char *psz_uri = vlc_path2uri( psz_subtitle, NULL ); free( psz_idxpath ); return psz_uri; } int input_GetAttachments(input_thread_t *input, input_attachment_t ***attachments) { input_thread_private_t *priv = input_priv(input); vlc_mutex_lock(&priv->p_item->lock); int attachments_count = priv->i_attachment; if (attachments_count <= 0) { vlc_mutex_unlock(&priv->p_item->lock); *attachments = NULL; return 0; } *attachments = vlc_alloc(attachments_count, sizeof(input_attachment_t*)); if (!*attachments) { vlc_mutex_unlock(&priv->p_item->lock); return -1; } for (int i = 0; i < attachments_count; i++) (*attachments)[i] = vlc_input_attachment_Hold(priv->attachment[i]); vlc_mutex_unlock(&priv->p_item->lock); return attachments_count; } input_attachment_t *input_GetAttachment(input_thread_t *input, const char *name) { input_thread_private_t *priv = input_priv(input); vlc_mutex_lock(&priv->p_item->lock); for (int i = 0; i < priv->i_attachment; i++) { if (!strcmp( priv->attachment[i]->psz_name, name)) { input_attachment_t *attachment = vlc_input_attachment_Hold(priv->attachment[i] ); vlc_mutex_unlock( &priv->p_item->lock ); return attachment; } } vlc_mutex_unlock( &priv->p_item->lock ); return NULL; } bool input_CanPaceControl(input_thread_t *input) { input_thread_private_t *priv = input_priv(input); return priv->master->b_can_pace_control; }