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/*****************************************************************************
* input_manager.cpp : Manage an input and interact with its GUI elements
****************************************************************************
* Copyright (C) 2006-2008 the VideoLAN team
*
* Authors: Clément Stenac <zorglub@videolan.org>
* Ilkka Ollakka <ileoo@videolan.org>
* Jean-Baptiste <jb@videolan.org>
*
* 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "input_manager.hpp"
#include "recents.hpp"
#include <vlc_actions.h> /* ACTION_ID */
#include <vlc_url.h> /* vlc_uri_decode */
#include <vlc_strings.h> /* vlc_strfinput */
#include <vlc_aout.h> /* audio_output_t */
#include <QApplication>
#include <QFile>
#include <QDir>
#include <QSignalMapper>
#include <QMessageBox>
#include <assert.h>
static int InputEvent( vlc_object_t *, const char *,
vlc_value_t, vlc_value_t, void * );
static int VbiEvent( vlc_object_t *, const char *,
vlc_value_t, vlc_value_t, void * );
/* Ensure arbitratry (not dynamically allocated) event IDs are not in use */
static inline void registerAndCheckEventIds( int start, int end )
{
for ( int i=start ; i<=end ; i++ )
Q_ASSERT( QEvent::registerEventType( i ) == i ); /* event ID collision ! */
}
/**********************************************************************
* InputManager implementation
**********************************************************************
* The Input Manager can be the main one around the playlist
* But can also be used for VLM dialog or similar
**********************************************************************/
InputManager::InputManager( MainInputManager *mim, intf_thread_t *_p_intf) :
QObject( mim ), p_intf( _p_intf )
{
p_mim = mim;
i_old_playing_status = END_S;
oldName = "";
artUrl = "";
p_input = NULL;
p_input_vbi = NULL;
f_rate = 0.;
p_item = NULL;
b_video = false;
timeA = VLC_TICK_INVALID;
timeB = VLC_TICK_INVALID;
f_cache = -1.; /* impossible initial value, different from all */
registerAndCheckEventIds( IMEvent::PositionUpdate, IMEvent::FullscreenControlPlanHide );
registerAndCheckEventIds( PLEvent::PLItemAppended, PLEvent::PLEmpty );
}
InputManager::~InputManager()
{
delInput();
}
void InputManager::inputChangedHandler()
{
setInput( p_mim->getInput() );
}
/* Define the Input used.
Add the callbacks on input
p_input is held once here */
void InputManager::setInput( input_thread_t *_p_input )
{
delInput();
p_input = _p_input;
if( p_input != NULL )
{
msg_Dbg( p_intf, "IM: Setting an input" );
input_Hold(p_input);
addCallbacks();
UpdateStatus();
UpdateName();
UpdateArt();
UpdateTeletext();
UpdateNavigation();
UpdateVout();
p_item = input_GetItem( p_input );
emit rateChanged( var_GetFloat( p_input, "rate" ) );
/* Get Saved Time */
if( p_item->i_type == ITEM_TYPE_FILE )
{
char *uri = input_item_GetURI( p_item );
vlc_tick_t i_time = RecentsMRL::getInstance( p_intf )->time( qfu(uri) );
if( i_time > 0 && qfu( uri ) != lastURI &&
!var_GetFloat( p_input, "run-time" ) &&
!var_GetFloat( p_input, "start-time" ) &&
!var_GetFloat( p_input, "stop-time" ) )
{
emit resumePlayback( i_time );
}
playlist_Lock( THEPL );
// Add root items only
playlist_item_t* p_node = playlist_CurrentPlayingItem( THEPL );
if ( p_node != NULL && p_node->p_parent != NULL && p_node->p_parent->i_id == THEPL->p_playing->i_id )
{
// Save the latest URI to avoid asking to restore the
// position on the same input file.
lastURI = qfu( uri );
RecentsMRL::getInstance( p_intf )->addRecent( lastURI );
}
playlist_Unlock( THEPL );
free( uri );
}
}
else
{
p_item = NULL;
lastURI.clear();
assert( !p_input_vbi );
emit rateChanged( var_InheritFloat( p_intf, "rate" ) );
}
}
/* delete Input if it ever existed.
Delete the callbacls on input
p_input is released once here */
void InputManager::delInput()
{
if( !p_input ) return;
msg_Dbg( p_intf, "IM: Deleting the input" );
/* Save time / position */
char *uri = input_item_GetURI( p_item );
if( uri != NULL ) {
float f_pos = var_GetFloat( p_input , "position" );
vlc_tick_t i_time = -1;
if( f_pos >= 0.05f && f_pos <= 0.95f
&& var_GetInteger( p_input, "length" ) >= VLC_TICK_FROM_SEC(60))
i_time = var_GetInteger( p_input, "time");
RecentsMRL::getInstance( p_intf )->setTime( qfu(uri), i_time );
free(uri);
}
delCallbacks();
i_old_playing_status = END_S;
p_item = NULL;
oldName = "";
artUrl = "";
b_video = false;
timeA = VLC_TICK_INVALID;
timeB = VLC_TICK_INVALID;
f_rate = 0. ;
if( p_input_vbi )
{
vlc_object_release( p_input_vbi );
p_input_vbi = NULL;
}
input_Release( p_input );
p_input = NULL;
emit positionUpdated( -1.0, 0 ,0 );
emit rateChanged( var_InheritFloat( p_intf, "rate" ) );
emit nameChanged( "" );
emit chapterChanged( 0 );
emit titleChanged( 0 );
emit playingStatusChanged( END_S );
emit teletextPossible( false );
emit AtoBchanged( false, false );
emit voutChanged( false );
emit voutListChanged( NULL, 0 );
/* Reset all InfoPanels but stats */
emit artChanged( NULL );
emit artChanged( "" );
emit infoChanged( NULL );
emit currentMetaChanged( (input_item_t *)NULL );
emit encryptionChanged( false );
emit recordingStateChanged( false );
emit cachingChanged( 0.0 );
}
/* Convert the event from the callbacks in actions */
void InputManager::customEvent( QEvent *event )
{
int i_type = event->type();
IMEvent *ple = static_cast<IMEvent *>(event);
if( i_type == IMEvent::ItemChanged )
UpdateMeta( ple->item() );
if( !hasInput() )
return;
/* Actions */
switch( i_type )
{
case IMEvent::CapabilitiesChanged:
UpdateCapabilities();
break;
case IMEvent::PositionUpdate:
UpdatePosition();
break;
case IMEvent::StatisticsUpdate:
UpdateStats();
break;
case IMEvent::ItemChanged:
/* Ignore ItemChanged_Type event that does not apply to our input */
if( p_item == ple->item() )
{
UpdateStatus();
UpdateName();
UpdateArt();
UpdateMeta();
/* Update duration of file */
}
break;
case IMEvent::ItemStateChanged:
UpdateStatus();
break;
case IMEvent::MetaChanged:
UpdateMeta();
UpdateName(); /* Needed for NowPlaying */
UpdateArt(); /* Art is part of meta in the core */
break;
case IMEvent::InfoChanged:
UpdateInfo();
break;
case IMEvent::ItemTitleChanged:
UpdateNavigation();
UpdateName(); /* Display the name of the Chapter, if exists */
break;
case IMEvent::ItemRateChanged:
UpdateRate();
break;
case IMEvent::ItemEsChanged:
UpdateTeletext();
break;
case IMEvent::InterfaceVoutUpdate:
UpdateVout();
break;
case IMEvent::SynchroChanged:
emit synchroChanged();
break;
case IMEvent::CachingEvent:
UpdateCaching();
break;
case IMEvent::BookmarksChanged:
emit bookmarksChanged();
break;
case IMEvent::RecordingEvent:
UpdateRecord();
break;
case IMEvent::ProgramChanged:
UpdateProgramEvent();
break;
case IMEvent::EPGEvent:
UpdateEPG();
break;
default:
msg_Warn( p_intf, "This shouldn't happen: %i", i_type );
vlc_assert_unreachable();
}
}
/* Add the callbacks on Input. Self explanatory */
inline void InputManager::addCallbacks()
{
var_AddCallback( p_input, "intf-event", InputEvent, this );
}
/* Delete the callbacks on Input. Self explanatory */
inline void InputManager::delCallbacks()
{
var_DelCallback( p_input, "intf-event", InputEvent, this );
}
/* Static callbacks for IM */
int MainInputManager::ItemChanged( vlc_object_t *, const char *,
vlc_value_t, vlc_value_t val, void *param )
{
InputManager *im = (InputManager*)param;
input_item_t *p_item = static_cast<input_item_t *>(val.p_address);
IMEvent *event = new IMEvent( IMEvent::ItemChanged, p_item );
QApplication::postEvent( im, event );
return VLC_SUCCESS;
}
static int InputEvent( vlc_object_t *, const char *,
vlc_value_t, vlc_value_t newval, void *param )
{
InputManager *im = (InputManager*)param;
IMEvent *event;
switch( newval.i_int )
{
case INPUT_EVENT_STATE:
event = new IMEvent( IMEvent::ItemStateChanged );
break;
case INPUT_EVENT_RATE:
event = new IMEvent( IMEvent::ItemRateChanged );
break;
case INPUT_EVENT_CAPABILITIES:
event = new IMEvent( IMEvent::CapabilitiesChanged );
break;
case INPUT_EVENT_POSITION:
//case INPUT_EVENT_LENGTH:
event = new IMEvent( IMEvent::PositionUpdate );
break;
case INPUT_EVENT_TITLE:
case INPUT_EVENT_CHAPTER:
event = new IMEvent( IMEvent::ItemTitleChanged );
break;
case INPUT_EVENT_ES:
event = new IMEvent( IMEvent::ItemEsChanged );
break;
case INPUT_EVENT_STATISTICS:
event = new IMEvent( IMEvent::StatisticsUpdate );
break;
case INPUT_EVENT_VOUT:
event = new IMEvent( IMEvent::InterfaceVoutUpdate );
break;
case INPUT_EVENT_ITEM_META: /* Codec MetaData + Art */
event = new IMEvent( IMEvent::MetaChanged );
break;
case INPUT_EVENT_ITEM_INFO: /* Codec Info */
event = new IMEvent( IMEvent::InfoChanged );
break;
case INPUT_EVENT_AUDIO_DELAY:
case INPUT_EVENT_SUBTITLE_DELAY:
event = new IMEvent( IMEvent::SynchroChanged );
break;
case INPUT_EVENT_CACHE:
event = new IMEvent( IMEvent::CachingEvent );
break;
case INPUT_EVENT_BOOKMARK:
event = new IMEvent( IMEvent::BookmarksChanged );
break;
case INPUT_EVENT_RECORD:
event = new IMEvent( IMEvent::RecordingEvent );
break;
case INPUT_EVENT_PROGRAM:
/* This is for PID changes */
event = new IMEvent( IMEvent::ProgramChanged );
break;
case INPUT_EVENT_ITEM_EPG:
/* EPG data changed */
event = new IMEvent( IMEvent::EPGEvent );
break;
case INPUT_EVENT_SIGNAL:
/* This is for capture-card signals */
/* event = new IMEvent( SignalChanged_Type );
break; */
default:
event = NULL;
break;
}
if( event )
QApplication::postEvent( im, event );
return VLC_SUCCESS;
}
static int VbiEvent( vlc_object_t *, const char *,
vlc_value_t, vlc_value_t, void *param )
{
InputManager *im = (InputManager*)param;
IMEvent *event = new IMEvent( IMEvent::ItemEsChanged );
QApplication::postEvent( im, event );
return VLC_SUCCESS;
}
void InputManager::UpdatePosition()
{
/* Update position */
vlc_tick_t i_length = var_GetInteger( p_input , "length" );
vlc_tick_t i_time = var_GetInteger( p_input , "time");
float f_pos = var_GetFloat( p_input , "position" );
emit positionUpdated( f_pos, i_time, SEC_FROM_VLC_TICK(i_length) );
}
void InputManager::UpdateNavigation()
{
/* Update navigation status */
size_t ntitles, nchapters;
var_Change( p_input, "title", VLC_VAR_CHOICESCOUNT, &ntitles );
if( ntitles > 0 )
{
bool b_menu = false;
if( ntitles > 1 )
{
input_title_t **pp_title = NULL;
int i_title = 0;
if( input_Control( p_input, INPUT_GET_FULL_TITLE_INFO, &pp_title, &i_title ) == VLC_SUCCESS )
{
for( int i = 0; i < i_title; i++ )
{
if( pp_title[i]->i_flags & INPUT_TITLE_MENU )
b_menu = true;
vlc_input_title_Delete(pp_title[i]);
}
free( pp_title );
}
}
/* p_input != NULL since val.i_int != 0 */
var_Change( p_input, "chapter", VLC_VAR_CHOICESCOUNT, &nchapters );
emit titleChanged( b_menu );
emit chapterChanged( nchapters > 1 );
}
else
emit chapterChanged( false );
if( hasInput() )
emit inputCanSeek( var_GetBool( p_input, "can-seek" ) );
else
emit inputCanSeek( false );
}
void InputManager::UpdateCapabilities()
{
emit inputCanSeek( var_GetBool( p_input, "can-seek" ) );
}
void InputManager::UpdateStatus()
{
/* Update playing status */
int state = var_GetInteger( p_input, "state" );
if( i_old_playing_status != state )
{
i_old_playing_status = state;
emit playingStatusChanged( state );
}
}
void InputManager::UpdateRate()
{
/* Update Rate */
float f_new_rate = var_GetFloat( p_input, "rate" );
if( f_new_rate != f_rate )
{
f_rate = f_new_rate;
/* Update rate */
emit rateChanged( f_rate );
}
}
void InputManager::UpdateName()
{
/* Update text, name and nowplaying */
QString name;
/* Try to get the nowplaying */
char *format = var_InheritString( p_intf, "input-title-format" );
char *formatted = NULL;
if (format != NULL)
{
formatted = vlc_strfinput( p_input, NULL, format );
free( format );
if( formatted != NULL )
{
name = qfu(formatted);
free( formatted );
}
}
/* If we have Nothing */
if( name.simplified().isEmpty() )
{
char *uri = input_item_GetURI( input_GetItem( p_input ) );
char *file = uri ? strrchr( uri, '/' ) : NULL;
if( file != NULL )
{
vlc_uri_decode( ++file );
name = qfu(file);
}
else
name = qfu(uri);
free( uri );
}
name = name.trimmed();
if( oldName != name )
{
emit nameChanged( name );
oldName = name;
}
}
int InputManager::playingStatus() const
{
return i_old_playing_status;
}
bool InputManager::hasAudio()
{
if( hasInput() )
{
size_t val;
var_Change( p_input, "audio-es", VLC_VAR_CHOICESCOUNT, &val );
return val > 0;
}
return false;
}
bool InputManager::hasVisualisation()
{
if( !p_input )
return false;
audio_output_t *aout = input_GetAout( p_input );
if( !aout )
return false;
char *visual = var_InheritString( aout, "visual" );
aout_Release( aout );
if( !visual )
return false;
free( visual );
return true;
}
void InputManager::UpdateTeletext()
{
const bool b_enabled = var_CountChoices( p_input, "teletext-es" ) > 0;
const int i_teletext_es = var_GetInteger( p_input, "teletext-es" );
/* Teletext is possible. Show the buttons */
emit teletextPossible( b_enabled );
/* If Teletext is selected */
if( b_enabled && i_teletext_es >= 0 )
{
/* Then, find the current page */
int i_page = 100;
bool b_transparent = false;
if( p_input_vbi )
{
var_DelCallback( p_input_vbi, "vbi-page", VbiEvent, this );
vlc_object_release( p_input_vbi );
}
if( input_GetEsObjects( p_input, i_teletext_es, &p_input_vbi, NULL, NULL ) )
p_input_vbi = NULL;
if( p_input_vbi )
{
/* This callback is not remove explicitly, but interfaces
* are guaranted to outlive input */
var_AddCallback( p_input_vbi, "vbi-page", VbiEvent, this );
i_page = var_GetInteger( p_input_vbi, "vbi-page" );
b_transparent = !var_GetBool( p_input_vbi, "vbi-opaque" );
}
emit newTelexPageSet( i_page );
emit teletextTransparencyActivated( b_transparent );
}
emit teletextActivated( b_enabled && i_teletext_es >= 0 );
}
void InputManager::UpdateEPG()
{
emit epgChanged();
}
void InputManager::UpdateVout()
{
size_t i_vout;
vout_thread_t **pp_vout;
if( !p_input )
return;
/* Get current vout lists from input */
if( input_Control( p_input, INPUT_GET_VOUTS, &pp_vout, &i_vout ) )
{
i_vout = 0;
pp_vout = NULL;
}
/* */
emit voutListChanged( pp_vout, i_vout );
/* */
bool b_old_video = b_video;
b_video = i_vout > 0;
if( !!b_old_video != !!b_video )
emit voutChanged( b_video );
/* Release the vout list */
for( size_t i = 0; i < i_vout; i++ )
vout_Release(pp_vout[i]);
free( pp_vout );
}
void InputManager::UpdateCaching()
{
float f_newCache = var_GetFloat ( p_input, "cache" );
if( f_newCache != f_cache )
{
f_cache = f_newCache;
/* Update cache */
emit cachingChanged( f_cache );
}
}
void InputManager::requestArtUpdate( input_item_t *p_item, bool b_forced )
{
bool b_current_item = false;
if ( !p_item && hasInput() )
{ /* default to current item */
p_item = input_GetItem( p_input );
b_current_item = true;
}
if ( p_item )
{
/* check if it has already been enqueued */
if ( p_item->p_meta && !b_forced )
{
int status = vlc_meta_GetStatus( p_item->p_meta );
if ( status & ( ITEM_ART_NOTFOUND|ITEM_ART_FETCHED ) )
return;
}
libvlc_ArtRequest( vlc_object_instance(p_intf), p_item,
(b_forced) ? META_REQUEST_OPTION_SCOPE_ANY
: META_REQUEST_OPTION_NONE,
NULL, NULL );
/* No input will signal the cover art to update,
* let's do it ourself */
if ( b_current_item )
UpdateArt();
else
emit artChanged( p_item );
}
}
const QString InputManager::decodeArtURL( input_item_t *p_item )
{
assert( p_item );
char *psz_art = input_item_GetArtURL( p_item );
if( psz_art )
{
char *psz = vlc_uri2path( psz_art );
free( psz_art );
psz_art = psz;
}
#if 0
/* Taglib seems to define a attachment://, It won't work yet */
url = url.replace( "attachment://", "" );
#endif
QString path = qfu( psz_art ? psz_art : "" );
free( psz_art );
return path;
}
void InputManager::UpdateArt()
{
QString url = decodeArtURL( input_GetItem( p_input ) );
/* the art hasn't changed, no need to update */
if(artUrl == url)
return;
/* Update Art meta */
artUrl = url;
emit artChanged( artUrl );
}
void InputManager::setArt( input_item_t *p_item, QString fileUrl )
{
if( hasInput() )
{
char *psz_cachedir = config_GetUserDir( VLC_CACHE_DIR );
QString old_url = p_mim->getIM()->decodeArtURL( p_item );
old_url = QDir( old_url ).canonicalPath();
if( old_url.startsWith( QString::fromUtf8( psz_cachedir ) ) )
QFile( old_url ).remove(); /* Purge cached artwork */
free( psz_cachedir );
input_item_SetArtURL( p_item , fileUrl.toUtf8().constData() );
UpdateArt();
}
}
inline void InputManager::UpdateStats()
{
emit statisticsUpdated( input_GetItem( p_input ) );
}
inline void InputManager::UpdateMeta( input_item_t *p_item_ )
{
emit metaChanged( p_item_ );
emit artChanged( p_item_ );
}
inline void InputManager::UpdateMeta()
{
emit currentMetaChanged( input_GetItem( p_input ) );
}
inline void InputManager::UpdateInfo()
{
assert( p_input );
emit infoChanged( input_GetItem( p_input ) );
}
void InputManager::UpdateRecord()
{
emit recordingStateChanged( var_GetBool( p_input, "record" ) );
}
void InputManager::UpdateProgramEvent()
{
bool b_scrambled = var_GetBool( p_input, "program-scrambled" );
emit encryptionChanged( b_scrambled );
}
/* User update of the slider */
void InputManager::sliderUpdate( float new_pos )
{
if( hasInput() )
var_SetFloat( p_input, "position", new_pos );
emit seekRequested( new_pos );
}
void InputManager::sectionPrev()
{
if( hasInput() )
{
int i_type = var_Type( p_input, "next-chapter" );
var_TriggerCallback( p_input, (i_type & VLC_VAR_TYPE) != 0 ?
"prev-chapter":"prev-title" );
}
}
void InputManager::sectionNext()
{
if( hasInput() )
{
int i_type = var_Type( p_input, "next-chapter" );
var_TriggerCallback( p_input, (i_type & VLC_VAR_TYPE) != 0 ?
"next-chapter":"next-title" );
}
}
void InputManager::sectionMenu()
{
if( hasInput() )
{
var_TriggerCallback( p_input, "menu-title" );
}
}
/*
* Teletext Functions
*/
void InputManager::changeProgram( int program )
{
if( hasInput() )
{
var_SetInteger( p_input, "program", program );
}
}
/* Set a new Teletext Page */
void InputManager::telexSetPage( int page )
{
if( hasInput() && p_input_vbi )
{
const int i_teletext_es = var_GetInteger( p_input, "teletext-es" );
if( i_teletext_es >= 0 )
{
var_SetInteger( p_input_vbi, "vbi-page", page );
emit newTelexPageSet( page );
}
}
}
/* Set the transparency on teletext */
void InputManager::telexSetTransparency( bool b_transparentTelextext )
{
if( hasInput() && p_input_vbi )
{
var_SetBool( p_input_vbi, "vbi-opaque", !b_transparentTelextext );
emit teletextTransparencyActivated( b_transparentTelextext );
}
}
void InputManager::activateTeletext( bool b_enable )
{
vlc_value_t *list;
char **text;
size_t count;
if( hasInput() && !var_Change( p_input, "teletext-es", VLC_VAR_GETCHOICES,
&count, &list, &text ) )
{
if( count > 0 )
{ /* Prefer the page 100 if it is present */
int id = list[0].i_int;
for( size_t i = 0; i < count; i++ )
{ /* The description is the page number as a string */
if( text[i] != NULL && !strcmp( text[i], "100" ) )
id = list[i].i_int;
free(text[i]);
}
var_SetInteger( p_input, "spu-es", b_enable ? id : -1 );
}
free(text);
free(list);
}
}
void InputManager::reverse()
{
if( hasInput() )
{
float f_rate_ = var_GetFloat( p_input, "rate" );
var_SetFloat( p_input, "rate", -f_rate_ );
}
}
void InputManager::slower()
{
var_TriggerCallback( THEPL, "rate-slower" );
}
void InputManager::faster()
{
var_TriggerCallback( THEPL, "rate-faster" );
}
void InputManager::littlefaster()
{
var_SetInteger( vlc_object_instance(p_intf), "key-action", ACTIONID_RATE_FASTER_FINE );
}
void InputManager::littleslower()
{
var_SetInteger( vlc_object_instance(p_intf), "key-action", ACTIONID_RATE_SLOWER_FINE );
}
void InputManager::normalRate()
{
var_SetFloat( THEPL, "rate", 1. );
}
void InputManager::setRate( float new_rate )
{
var_SetFloat( THEPL, "rate", new_rate );
}
void InputManager::jumpFwd()
{
int i_interval = var_InheritInteger( p_input, "short-jump-size" );
if( i_interval > 0 && hasInput() )
{
vlc_tick_t val = vlc_tick_from_sec( i_interval );
var_SetInteger( p_input, "time-offset", val );
}
}
void InputManager::jumpBwd()
{
int i_interval = var_InheritInteger( p_input, "short-jump-size" );
if( i_interval > 0 && hasInput() )
{
vlc_tick_t val = vlc_tick_from_sec( -i_interval );
var_SetInteger( p_input, "time-offset", val );
}
}
void InputManager::setAtoB()
{
if( timeA != VLC_TICK_INVALID )
{
timeA = var_GetInteger( p_mim->getInput(), "time" );
}
else if( timeB != VLC_TICK_INVALID )
{
timeB = var_GetInteger( p_mim->getInput(), "time" );
var_SetInteger( p_mim->getInput(), "time" , timeA );
CONNECT( this, positionUpdated( float, vlc_tick_t, int ),
this, AtoBLoop( float, vlc_tick_t, int ) );
}
else
{
timeA = VLC_TICK_INVALID;
timeB = VLC_TICK_INVALID;
disconnect( this, SIGNAL( positionUpdated( float, vlc_tick_t, int ) ),
this, SLOT( AtoBLoop( float, vlc_tick_t, int ) ) );
}
emit AtoBchanged( (timeA != VLC_TICK_INVALID ), (timeB != VLC_TICK_INVALID ) );
}
/* Function called regularly when in an AtoB loop */
void InputManager::AtoBLoop( float, vlc_tick_t i_time, int )
{
if( timeB != VLC_TICK_INVALID && i_time >= timeB )
var_SetInteger( p_mim->getInput(), "time" , timeA );
}
/**********************************************************************
* MainInputManager implementation. Wrap an input manager and
* take care of updating the main playlist input.
* Used in the main playlist Dialog
**********************************************************************/
MainInputManager::MainInputManager( intf_thread_t *_p_intf )
: QObject(NULL), p_input( NULL), p_intf( _p_intf ),
random( VLC_OBJECT(THEPL), "random" ),
repeat( VLC_OBJECT(THEPL), "repeat" ), loop( VLC_OBJECT(THEPL), "loop" ),
volume( VLC_OBJECT(THEPL), "volume" ), mute( VLC_OBJECT(THEPL), "mute" )
{
im = new InputManager( this, p_intf );
/* Audio Menu */
menusAudioMapper = new QSignalMapper();
CONNECT( menusAudioMapper, mapped(QString), this, menusUpdateAudio( QString ) );
/* Core Callbacks */
var_AddCallback( THEPL, "item-change", MainInputManager::ItemChanged, im );
var_AddCallback( THEPL, "input-current", MainInputManager::PLItemChanged, this );
var_AddCallback( THEPL, "leaf-to-parent", MainInputManager::LeafToParent, this );
var_AddCallback( THEPL, "playlist-item-append", MainInputManager::PLItemAppended, this );
var_AddCallback( THEPL, "playlist-item-deleted", MainInputManager::PLItemRemoved, this );
/* Core Callbacks to widget */
random.addCallback( this, SLOT(notifyRandom(bool)) );
repeat.addCallback( this, SLOT(notifyRepeatLoop(bool)) );
loop.addCallback( this, SLOT(notifyRepeatLoop(bool)) );
volume.addCallback( this, SLOT(notifyVolume(float)) );
mute.addCallback( this, SLOT(notifyMute(bool)) );
/* Warn our embedded IM about input changes */
DCONNECT( this, inputChanged( bool ),
im, inputChangedHandler() );
}
MainInputManager::~MainInputManager()
{
if( p_input )
{
input_Release(p_input);
p_input = NULL;
emit inputChanged( false );
}
var_DelCallback( THEPL, "input-current", MainInputManager::PLItemChanged, this );
var_DelCallback( THEPL, "item-change", MainInputManager::ItemChanged, im );
var_DelCallback( THEPL, "leaf-to-parent", MainInputManager::LeafToParent, this );
var_DelCallback( THEPL, "playlist-item-append", MainInputManager::PLItemAppended, this );
var_DelCallback( THEPL, "playlist-item-deleted", MainInputManager::PLItemRemoved, this );
delete menusAudioMapper;
}
vout_thread_t* MainInputManager::getVout()
{
return p_input ? input_GetVout( p_input ) : NULL;
}
QVector<vout_thread_t*> MainInputManager::getVouts() const
{
vout_thread_t **pp_vout;
size_t i_vout;
if( p_input == NULL
|| input_Control( p_input, INPUT_GET_VOUTS, &pp_vout, &i_vout ) != VLC_SUCCESS
|| i_vout == 0 )
return QVector<vout_thread_t*>();
QVector<vout_thread_t*> vector = QVector<vout_thread_t*>();
vector.reserve( i_vout );
for( size_t i = 0; i < i_vout; i++ )
{
assert( pp_vout[i] );
vector.append( pp_vout[i] );
}
free( pp_vout );
return vector;
}
audio_output_t * MainInputManager::getAout()
{
return playlist_GetAout( THEPL );
}
void MainInputManager::customEvent( QEvent *event )
{
int type = event->type();
PLEvent *plEv;
// msg_Dbg( p_intf, "New MainIM Event of type: %i", type );
switch( type )
{
case PLEvent::PLItemAppended:
plEv = static_cast<PLEvent*>( event );
emit playlistItemAppended( plEv->getItemId(), plEv->getParentId() );
return;
case PLEvent::PLItemRemoved:
plEv = static_cast<PLEvent*>( event );
emit playlistItemRemoved( plEv->getItemId() );
return;
case PLEvent::PLEmpty:
plEv = static_cast<PLEvent*>( event );
emit playlistNotEmpty( plEv->getItemId() >= 0 );
return;
case PLEvent::LeafToParent:
plEv = static_cast<PLEvent*>( event );
emit leafBecameParent( plEv->getItemId() );
return;
default:
if( type != IMEvent::ItemChanged ) return;
}
probeCurrentInput();
}
void MainInputManager::probeCurrentInput()
{
if( p_input != NULL )
input_Release(p_input);
p_input = playlist_CurrentInput( THEPL );
emit inputChanged( p_input != NULL );
}
/* Playlist Control functions */
void MainInputManager::stop()
{
playlist_Stop( THEPL );
}
void MainInputManager::next()
{
playlist_Next( THEPL );
}
void MainInputManager::prev()
{
playlist_Prev( THEPL );
}
void MainInputManager::prevOrReset()
{
if( !p_input || var_GetInteger( p_input, "time") < VLC_TICK_FROM_MS(10) )
playlist_Prev( THEPL );
else
getIM()->sliderUpdate( 0.0 );
}
void MainInputManager::togglePlayPause()
{
playlist_TogglePause( THEPL );
}
void MainInputManager::play()
{
playlist_Play( THEPL );
}
void MainInputManager::pause()
{
playlist_Pause( THEPL );
}
void MainInputManager::toggleRandom()
{
config_PutInt( "random", var_ToggleBool( THEPL, "random" ) );
}
void MainInputManager::notifyRandom(bool value)
{
emit randomChanged(value);
}
void MainInputManager::notifyRepeatLoop(bool)
{
int i_state = NORMAL;
if( var_GetBool( THEPL, "loop" ) ) i_state = REPEAT_ALL;
if( var_GetBool( THEPL, "repeat" ) ) i_state = REPEAT_ONE;
emit repeatLoopChanged( i_state );
}
void MainInputManager::loopRepeatLoopStatus()
{
/* Toggle Normal -> Loop -> Repeat -> Normal ... */
bool loop = var_GetBool( THEPL, "loop" );
bool repeat = var_GetBool( THEPL, "repeat" );
if( repeat )
{
loop = false;
repeat = false;
}
else if( loop )
{
loop = false;
repeat = true;
}
else
{
loop = true;
//repeat = false;
}
var_SetBool( THEPL, "loop", loop );
var_SetBool( THEPL, "repeat", repeat );
config_PutInt( "loop", loop );
config_PutInt( "repeat", repeat );
}
void MainInputManager::activatePlayQuit( bool b_exit )
{
var_SetBool( THEPL, "play-and-exit", b_exit );
config_PutInt( "play-and-exit", b_exit );
}
bool MainInputManager::getPlayExitState()
{
return var_InheritBool( THEPL, "play-and-exit" );
}
bool MainInputManager::hasEmptyPlaylist()
{
playlist_Lock( THEPL );
bool b_empty = playlist_IsEmpty( THEPL );
playlist_Unlock( THEPL );
return b_empty;
}
/****************************
* Static callbacks for MIM *
****************************/
int MainInputManager::PLItemChanged( vlc_object_t *, const char *,
vlc_value_t, vlc_value_t, void *param )
{
MainInputManager *mim = (MainInputManager*)param;
IMEvent *event = new IMEvent( IMEvent::ItemChanged );
QApplication::postEvent( mim, event );
return VLC_SUCCESS;
}
int MainInputManager::LeafToParent( vlc_object_t *, const char *,
vlc_value_t, vlc_value_t val, void *param )
{
MainInputManager *mim = (MainInputManager*)param;
PLEvent *event = new PLEvent( PLEvent::LeafToParent, val.i_int );
QApplication::postEvent( mim, event );
return VLC_SUCCESS;
}
void MainInputManager::notifyVolume( float volume )
{
emit volumeChanged( volume );
}
void MainInputManager::notifyMute( bool mute )
{
emit soundMuteChanged(mute);
}
void MainInputManager::menusUpdateAudio( const QString& data )
{
audio_output_t *aout = getAout();
if( aout != NULL )
{
aout_DeviceSet( aout, qtu(data) );
aout_Release(aout);
}
}
int MainInputManager::PLItemAppended( vlc_object_t *, const char *,
vlc_value_t, vlc_value_t cur,
void *data )
{
MainInputManager *mim = static_cast<MainInputManager*>(data);
playlist_item_t *item = static_cast<playlist_item_t *>( cur.p_address );
PLEvent *event = new PLEvent( PLEvent::PLItemAppended, item->i_id,
(item->p_parent != NULL) ? item->p_parent->i_id : -1 );
QApplication::postEvent( mim, event );
event = new PLEvent( PLEvent::PLEmpty, item->i_id, 0 );
QApplication::postEvent( mim, event );
return VLC_SUCCESS;
}
int MainInputManager::PLItemRemoved( vlc_object_t *obj, const char *,
vlc_value_t, vlc_value_t cur, void *data )
{
playlist_t *pl = (playlist_t *) obj;
MainInputManager *mim = static_cast<MainInputManager*>(data);
playlist_item_t *item = static_cast<playlist_item_t *>( cur.p_address );
PLEvent *event = new PLEvent( PLEvent::PLItemRemoved, item->i_id, 0 );
QApplication::postEvent( mim, event );
// can't use playlist_IsEmpty( ) as it isn't true yet
if ( pl->items.i_size == 1 ) // lock is held
{
event = new PLEvent( PLEvent::PLEmpty, -1, 0 );
QApplication::postEvent( mim, event );
}
return VLC_SUCCESS;
}
void MainInputManager::changeFullscreen( bool new_val )
{
if ( var_GetBool( THEPL, "fullscreen" ) != new_val)
var_SetBool( THEPL, "fullscreen", new_val );
}