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vlc/modules/gui/qt4/components/info_panels.cpp

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/*****************************************************************************
* info_panels.cpp : Panels for the information dialogs
****************************************************************************
* Copyright (C) 2006-2007 the VideoLAN team
* $Id$
*
* Authors: Clément Stenac <zorglub@videolan.org>
* Jean-Baptiste Kempf <jb@videolan.org>
* Ilkka Ollakka <ileoo@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 "qt4.hpp"
#include "components/info_panels.hpp"
#include "components/interface_widgets.hpp"
#include "info_widgets.hpp"
#include "dialogs/fingerprintdialog.hpp"
#include "adapters/chromaprint.hpp"
#include <assert.h>
#include <vlc_url.h>
#include <vlc_meta.h>
#include <QTreeWidget>
#include <QHeaderView>
#include <QList>
#include <QStringList>
#include <QGridLayout>
#include <QLineEdit>
#include <QLabel>
#include <QSpinBox>
#include <QTextEdit>
static inline void setSpinBounds( QSpinBox *spinbox ) {
spinbox->setRange( 0, INT_MAX );
spinbox->setAccelerated( true );
spinbox->setAlignment( Qt::AlignRight );
spinbox->setSpecialValueText("");
}
/************************************************************************
* Single panels
************************************************************************/
/**
* First Panel - Meta Info
* All the usual MetaData are displayed and can be changed.
**/
MetaPanel::MetaPanel( QWidget *parent,
intf_thread_t *_p_intf )
: QWidget( parent ), p_intf( _p_intf )
{
QGridLayout *metaLayout = new QGridLayout( this );
metaLayout->setVerticalSpacing( 0 );
QFont smallFont = QApplication::font();
smallFont.setPointSize( smallFont.pointSize() - 1 );
smallFont.setBold( true );
int line = 0; /* Counter for GridLayout */
p_input = NULL;
QLabel *label;
#define ADD_META( string, widget, col, colspan ) { \
label = new QLabel( qtr( string ) ); label->setFont( smallFont ); \
label->setContentsMargins( 3, 2, 0, 0 ); \
metaLayout->addWidget( label, line++, col, 1, colspan ); \
widget = new QLineEdit; \
metaLayout->addWidget( widget, line, col, 1, colspan ); \
CONNECT( widget, textEdited( QString ), this, enterEditMode() ); \
}
/* Title, artist and album*/
ADD_META( VLC_META_TITLE, title_text, 0, 10 ); line++;
ADD_META( VLC_META_ARTIST, artist_text, 0, 10 ); line++;
ADD_META( VLC_META_ALBUM, collection_text, 0, 7 );
/* Date */
label = new QLabel( qtr( VLC_META_DATE ) );
label->setFont( smallFont ); label->setContentsMargins( 3, 2, 0, 0 );
metaLayout->addWidget( label, line - 1, 7, 1, 2 );
/* Date (Should be in years) */
date_text = new QLineEdit;
date_text->setAlignment( Qt::AlignRight );
date_text->setInputMask("0000");
date_text->setMaximumWidth( 140 );
metaLayout->addWidget( date_text, line, 7, 1, -1 );
line++;
/* Genre Name */
/* TODO List id3genres.h is not includable yet ? */
ADD_META( VLC_META_GENRE, genre_text, 0, 7 );
/* Number - on the same line */
label = new QLabel( qtr( VLC_META_TRACK_NUMBER ) );
label->setFont( smallFont ); label->setContentsMargins( 3, 2, 0, 0 );
metaLayout->addWidget( label, line - 1, 7, 1, 3 );
seqnum_text = new QLineEdit;
seqnum_text->setMaximumWidth( 64 );
seqnum_text->setAlignment( Qt::AlignRight );
metaLayout->addWidget( seqnum_text, line, 7, 1, 1 );
label = new QLabel( "/" ); label->setFont( smallFont );
metaLayout->addWidget( label, line, 8, 1, 1 );
seqtot_text = new QLineEdit;
seqtot_text->setMaximumWidth( 64 );
seqtot_text->setAlignment( Qt::AlignRight );
metaLayout->addWidget( seqtot_text, line, 9, 1, 1 );
line++;
/* Rating - on the same line */
/*
metaLayout->addWidget( new QLabel( qtr( VLC_META_RATING ) ), line, 4, 1, 2 );
rating_text = new QSpinBox; setSpinBounds( rating_text );
metaLayout->addWidget( rating_text, line, 6, 1, 1 );
*/
/* Now Playing - Useful for live feeds (HTTP, DVB, ETC...) */
ADD_META( VLC_META_NOW_PLAYING, nowplaying_text, 0, 7 );
nowplaying_text->setReadOnly( true ); line--;
/* Language on the same line */
ADD_META( VLC_META_LANGUAGE, language_text, 7, -1 ); line++;
ADD_META( VLC_META_PUBLISHER, publisher_text, 0, 7 );
fingerprintButton = new QPushButton( qtr("&Fingerprint") );
fingerprintButton->setToolTip( qtr( "Find meta data using audio fingerprinting" ) );
fingerprintButton->setVisible( false );
metaLayout->addWidget( fingerprintButton, line, 7 , 3, -1 );
CONNECT( fingerprintButton, clicked(), this, fingerprint() );
line++;
lblURL = new QLabel;
lblURL->setOpenExternalLinks( true );
lblURL->setTextFormat( Qt::RichText );
lblURL->setMaximumWidth( 128 );
metaLayout->addWidget( lblURL, line -1, 7, 1, -1 );
ADD_META( VLC_META_COPYRIGHT, copyright_text, 0, 7 ); line++;
/* ART_URL */
art_cover = new CoverArtLabel( this, p_intf );
metaLayout->addWidget( art_cover, line, 7, 6, 3, Qt::AlignLeft );
ADD_META( VLC_META_ENCODED_BY, encodedby_text, 0, 7 ); line++;
label = new QLabel( qtr( N_("Comments") ) ); label->setFont( smallFont );
label->setContentsMargins( 3, 2, 0, 0 );
metaLayout->addWidget( label, line++, 0, 1, 7 );
description_text = new QTextEdit;
description_text->setAcceptRichText( false );
metaLayout->addWidget( description_text, line, 0, 1, 7 );
CONNECT( description_text, textChanged(), this, enterEditMode() );
line++;
/* VLC_META_SETTING: Useless */
/* ADD_META( TRACKID ) Useless ? */
/* ADD_URI - Do not show it, done outside */
metaLayout->setColumnStretch( 1, 20 );
metaLayout->setColumnMinimumWidth ( 1, 80 );
metaLayout->setRowStretch( line, 10 );
#undef ADD_META
CONNECT( seqnum_text, textEdited( QString ), this, enterEditMode() );
CONNECT( seqtot_text, textEdited( QString ), this, enterEditMode() );
CONNECT( date_text, textEdited( QString ), this, enterEditMode() );
// CONNECT( THEMIM->getIM(), artChanged( QString ), this, enterEditMode() );
/* CONNECT( rating_text, valueChanged( QString ), this, enterEditMode( QString ) );*/
/* We are not yet in Edit Mode */
b_inEditMode = false;
}
/**
* Update all the MetaData and art on an "item-changed" event
**/
void MetaPanel::update( input_item_t *p_item )
{
if( !p_item )
{
clear();
return;
}
/* Don't update if you are in edit mode */
if( b_inEditMode ) return;
p_input = p_item;
char *psz_meta;
#define UPDATE_META( meta, widget ) { \
psz_meta = input_item_Get##meta( p_item ); \
widget->setText( !EMPTY_STR( psz_meta ) ? qfu( psz_meta ) : "" ); \
free( psz_meta ); }
#define UPDATE_META_INT( meta, widget ) { \
psz_meta = input_item_Get##meta( p_item ); \
if( !EMPTY_STR( psz_meta ) ) \
widget->setValue( atoi( psz_meta ) ); } \
free( psz_meta );
/* Name / Title */
psz_meta = input_item_GetTitleFbName( p_item );
if( psz_meta )
{
title_text->setText( qfu( psz_meta ) );
free( psz_meta );
}
else
title_text->setText( "" );
/* URL / URI */
psz_meta = input_item_GetURI( p_item );
if( !EMPTY_STR( psz_meta ) )
emit uriSet( qfu( psz_meta ) );
fingerprintButton->setVisible( Chromaprint::isSupported( QString( psz_meta ) ) );
free( psz_meta );
/* Other classic though */
UPDATE_META( Artist, artist_text );
UPDATE_META( Genre, genre_text );
UPDATE_META( Copyright, copyright_text );
UPDATE_META( Album, collection_text );
disconnect( description_text, SIGNAL(textChanged()), this,
SLOT(enterEditMode()) );
UPDATE_META( Description, description_text );
CONNECT( description_text, textChanged(), this, enterEditMode() );
UPDATE_META( Language, language_text );
UPDATE_META( NowPlaying, nowplaying_text );
UPDATE_META( Publisher, publisher_text );
UPDATE_META( EncodedBy, encodedby_text );
UPDATE_META( Date, date_text );
UPDATE_META( TrackNum, seqnum_text );
UPDATE_META( TrackTotal, seqtot_text );
// UPDATE_META( Setting, setting_text );
// UPDATE_META_INT( Rating, rating_text );
/* URL */
psz_meta = input_item_GetURL( p_item );
if( !EMPTY_STR( psz_meta ) )
{
QString newURL = qfu(psz_meta);
if( currentURL != newURL )
{
currentURL = newURL;
lblURL->setText( "<a href='" + currentURL + "'>" +
currentURL.remove( QRegExp( ".*://") ) + "</a>" );
}
}
free( psz_meta );
#undef UPDATE_META_INT
#undef UPDATE_META
// If a artURL is available as a local file, directly display it !
QString file;
char *psz_art = input_item_GetArtURL( p_item );
if( psz_art )
{
char *psz = vlc_uri2path( psz_art );
free( psz_art );
file = qfu( psz );
free( psz );
}
art_cover->showArtUpdate( file );
art_cover->setItem( p_item );
}
/**
* Save the MetaData, triggered by parent->save Button
**/
void MetaPanel::saveMeta()
{
if( p_input == NULL )
return;
/* now we read the modified meta data */
input_item_SetTitle( p_input, qtu( title_text->text() ) );
input_item_SetArtist( p_input, qtu( artist_text->text() ) );
input_item_SetAlbum( p_input, qtu( collection_text->text() ) );
input_item_SetGenre( p_input, qtu( genre_text->text() ) );
input_item_SetTrackNum( p_input, qtu( seqnum_text->text() ) );
input_item_SetTrackTotal( p_input, qtu( seqtot_text->text() ) );
input_item_SetDate( p_input, qtu( date_text->text() ) );
input_item_SetLanguage( p_input, qtu( language_text->text() ) );
input_item_SetCopyright( p_input, qtu( copyright_text->text() ) );
input_item_SetPublisher( p_input, qtu( publisher_text->text() ) );
input_item_SetDescription( p_input, qtu( description_text->toPlainText() ) );
input_item_WriteMeta( VLC_OBJECT(THEPL), p_input );
/* Reset the status of the mode. No need to emit any signal because parent
is the only caller */
b_inEditMode = false;
}
bool MetaPanel::isInEditMode()
{
return b_inEditMode;
}
void MetaPanel::enterEditMode()
{
setEditMode( true );
}
void MetaPanel::setEditMode( bool b_editing )
{
b_inEditMode = b_editing;
if( b_editing )emit editing();
}
/*
* Clear all the metadata widgets
*/
void MetaPanel::clear()
{
title_text->clear();
artist_text->clear();
genre_text->clear();
copyright_text->clear();
collection_text->clear();
seqnum_text->clear();
seqtot_text->clear();
disconnect( description_text, SIGNAL(textChanged()), this,
SLOT(enterEditMode()) );
description_text->clear();
CONNECT( description_text, textChanged(), this, enterEditMode() );
date_text->clear();
language_text->clear();
nowplaying_text->clear();
publisher_text->clear();
encodedby_text->clear();
art_cover->clear();
fingerprintButton->setVisible( false );
setEditMode( false );
emit uriSet( "" );
}
void MetaPanel::fingerprint()
{
FingerprintDialog *dialog = new FingerprintDialog( this, p_intf, p_input );
CONNECT( dialog, metaApplied( input_item_t * ), this, fingerprintUpdate( input_item_t * ) );
dialog->setAttribute( Qt::WA_DeleteOnClose, true );
dialog->show();
}
void MetaPanel::fingerprintUpdate( input_item_t *p_item )
{
update( p_item );
setEditMode( true );
}
/**
* Second Panel - Shows the extra metadata in a tree, non editable.
**/
ExtraMetaPanel::ExtraMetaPanel( QWidget *parent ) : QWidget( parent )
{
QGridLayout *layout = new QGridLayout(this);
QLabel *topLabel = new QLabel( qtr( "Extra metadata and other information"
" are shown in this panel.\n" ) );
topLabel->setWordWrap( true );
layout->addWidget( topLabel, 0, 0 );
extraMetaTree = new QTreeWidget( this );
extraMetaTree->setAlternatingRowColors( true );
extraMetaTree->setColumnCount( 2 );
extraMetaTree->resizeColumnToContents( 0 );
extraMetaTree->setHeaderHidden( true );
layout->addWidget( extraMetaTree, 1, 0 );
}
/**
* Update the Extra Metadata from p_meta->i_extras
**/
void ExtraMetaPanel::update( input_item_t *p_item )
{
if( !p_item )
{
clear();
return;
}
QList<QTreeWidgetItem *> items;
extraMetaTree->clear();
vlc_mutex_lock( &p_item->lock );
vlc_meta_t *p_meta = p_item->p_meta;
if( !p_meta )
{
vlc_mutex_unlock( &p_item->lock );
return;
}
const char *psz_disc_number = vlc_meta_Get( p_meta, vlc_meta_DiscNumber);
if( psz_disc_number )
{
QStringList tempItem;
tempItem.append( VLC_META_DISCNUMBER );
tempItem.append( qfu( psz_disc_number ) );
items.append( new QTreeWidgetItem ( extraMetaTree, tempItem ) );
}
char ** ppsz_allkey = vlc_meta_CopyExtraNames( p_meta);
for( int i = 0; ppsz_allkey[i] ; i++ )
{
const char * psz_value = vlc_meta_GetExtra( p_meta, ppsz_allkey[i] );
QStringList tempItem;
tempItem.append( qfu( ppsz_allkey[i] ) + " : ");
tempItem.append( qfu( psz_value ) );
items.append( new QTreeWidgetItem ( extraMetaTree, tempItem ) );
free( ppsz_allkey[i] );
}
vlc_mutex_unlock( &p_item->lock );
free( ppsz_allkey );
extraMetaTree->addTopLevelItems( items );
extraMetaTree->resizeColumnToContents( 0 );
}
/**
* Clear the ExtraMetaData Tree
**/
void ExtraMetaPanel::clear()
{
extraMetaTree->clear();
}
/**
* Third panel - Stream info
* Display all codecs and muxers info that we could gather.
**/
InfoPanel::InfoPanel( QWidget *parent ) : QWidget( parent )
{
QGridLayout *layout = new QGridLayout(this);
QList<QTreeWidgetItem *> items;
QLabel *topLabel = new QLabel( qtr( "Information about what your media or"
" stream is made of.\nMuxer, Audio and Video Codecs, Subtitles "
"are shown." ) );
topLabel->setWordWrap( true );
layout->addWidget( topLabel, 0, 0 );
InfoTree = new QTreeWidget(this);
InfoTree->setColumnCount( 1 );
InfoTree->header()->hide();
#if HAS_QT5
InfoTree->header()->setSectionResizeMode(QHeaderView::ResizeToContents);
#else
InfoTree->header()->setResizeMode(QHeaderView::ResizeToContents);
#endif
layout->addWidget(InfoTree, 1, 0 );
}
/**
* Update the Codecs information on parent->update()
**/
void InfoPanel::update( input_item_t *p_item)
{
if( !p_item )
{
clear();
return;
}
InfoTree->clear();
QTreeWidgetItem *current_item = NULL;
QTreeWidgetItem *child_item = NULL;
for( int i = 0; i< p_item->i_categories ; i++)
{
current_item = new QTreeWidgetItem();
current_item->setText( 0, qfu(p_item->pp_categories[i]->psz_name) );
InfoTree->addTopLevelItem( current_item );
for( int j = 0 ; j < p_item->pp_categories[i]->i_infos ; j++ )
{
child_item = new QTreeWidgetItem ();
child_item->setText( 0,
qfu(p_item->pp_categories[i]->pp_infos[j]->psz_name)
+ ": "
+ qfu(p_item->pp_categories[i]->pp_infos[j]->psz_value));
current_item->addChild(child_item);
}
InfoTree->setItemExpanded( current_item, true);
}
}
/**
* Clear the tree
**/
void InfoPanel::clear()
{
InfoTree->clear();
}
/**
* Save all the information to a file
* Not yet implemented.
**/
/*
void InfoPanel::saveCodecsInfo()
{}
*/
/**
* Fourth Panel - Stats
* Displays the Statistics for reading/streaming/encoding/displaying in a tree
*/
InputStatsPanel::InputStatsPanel( QWidget *parent ): QWidget( parent )
{
QVBoxLayout *layout = new QVBoxLayout(this);
QLabel *topLabel = new QLabel( qtr( "Current"
" media / stream " "statistics") );
topLabel->setWordWrap( true );
layout->addWidget( topLabel, 0, 0 );
StatsTree = new QTreeWidget(this);
StatsTree->setColumnCount( 3 );
StatsTree->setHeaderHidden( true );
#define CREATE_TREE_ITEM( itemName, itemText, itemValue, unit ) { \
itemName = \
new QTreeWidgetItem((QStringList () << itemText << itemValue << unit )); \
itemName->setTextAlignment( 1 , Qt::AlignRight ) ; }
#define CREATE_CATEGORY( catName, itemText ) { \
CREATE_TREE_ITEM( catName, itemText , "", "" ); \
catName->setExpanded( true ); \
StatsTree->addTopLevelItem( catName ); }
#define CREATE_AND_ADD_TO_CAT( itemName, itemText, itemValue, catName, unit ){ \
CREATE_TREE_ITEM( itemName, itemText, itemValue, unit ); \
catName->addChild( itemName ); }
/* Create the main categories */
CREATE_CATEGORY( audio, qtr("Audio") );
CREATE_CATEGORY( video, qtr("Video") );
CREATE_CATEGORY( input, qtr("Input/Read") );
CREATE_CATEGORY( streaming, qtr("Output/Written/Sent") );
CREATE_AND_ADD_TO_CAT( read_media_stat, qtr("Media data size"),
"0", input , "KiB" );
CREATE_AND_ADD_TO_CAT( input_bitrate_stat, qtr("Input bitrate"),
"0", input, "kb/s" );
input_bitrate_graph = new QTreeWidgetItem();
input_bitrate_stat->addChild( input_bitrate_graph );
CREATE_AND_ADD_TO_CAT( demuxed_stat, qtr("Demuxed data size"), "0", input, "KiB") ;
CREATE_AND_ADD_TO_CAT( stream_bitrate_stat, qtr("Content bitrate"),
"0", input, "kb/s" );
CREATE_AND_ADD_TO_CAT( corrupted_stat, qtr("Discarded (corrupted)"),
"0", input, "" );
CREATE_AND_ADD_TO_CAT( discontinuity_stat, qtr("Dropped (discontinued)"),
"0", input, "" );
CREATE_AND_ADD_TO_CAT( vdecoded_stat, qtr("Decoded"),
"0", video, qtr("blocks") );
CREATE_AND_ADD_TO_CAT( vdisplayed_stat, qtr("Displayed"),
"0", video, qtr("frames") );
CREATE_AND_ADD_TO_CAT( vlost_frames_stat, qtr("Lost"),
"0", video, qtr("frames") );
CREATE_AND_ADD_TO_CAT( send_stat, qtr("Sent"), "0", streaming, qtr("packets") );
CREATE_AND_ADD_TO_CAT( send_bytes_stat, qtr("Sent"),
"0", streaming, "KiB" );
CREATE_AND_ADD_TO_CAT( send_bitrate_stat, qtr("Upstream rate"),
"0", streaming, "kb/s" );
CREATE_AND_ADD_TO_CAT( adecoded_stat, qtr("Decoded"),
"0", audio, qtr("blocks") );
CREATE_AND_ADD_TO_CAT( aplayed_stat, qtr("Played"),
"0", audio, qtr("buffers") );
CREATE_AND_ADD_TO_CAT( alost_stat, qtr("Lost"), "0", audio, qtr("buffers") );
#undef CREATE_AND_ADD_TO_CAT
#undef CREATE_CATEGORY
#undef CREATE_TREE_ITEM
input->setExpanded( true );
video->setExpanded( true );
streaming->setExpanded( true );
audio->setExpanded( true );
StatsTree->resizeColumnToContents( 0 );
StatsTree->setColumnWidth( 1 , 200 );
layout->addWidget(StatsTree, 4, 0 );
statsView = new VLCStatsView( this );
statsView->setFrameStyle( QFrame::NoFrame );
statsView->setSizePolicy( QSizePolicy::Preferred, QSizePolicy::Fixed );
input_bitrate_graph->setSizeHint( 1, QSize(0, 100) );
QString graphlabel =
QString( "<font style=\"color:#ff8c00\">%1</font><br/>%2" )
.arg( qtr("Last 60 seconds") )
.arg( qtr("Overall") );
StatsTree->setItemWidget( input_bitrate_graph, 0, new QLabel( graphlabel ) );
StatsTree->setItemWidget( input_bitrate_graph, 1, statsView );
}
void InputStatsPanel::hideEvent( QHideEvent * event )
{
statsView->reset();
QWidget::hideEvent( event );
}
/**
* Update the Statistics
**/
void InputStatsPanel::update( input_item_t *p_item )
{
if ( !isVisible() ) return;
assert( p_item );
vlc_mutex_lock( &p_item->p_stats->lock );
#define UPDATE_INT( widget, calc... ) \
{ widget->setText( 1, QString::number( (qulonglong)calc ) ); }
#define UPDATE_FLOAT( widget, format, calc... ) \
{ QString str; widget->setText( 1 , str.sprintf( format, ## calc ) ); }
UPDATE_INT( read_media_stat, (p_item->p_stats->i_read_bytes / 1024 ) );
UPDATE_FLOAT( input_bitrate_stat, "%6.0f", (float)(p_item->p_stats->f_input_bitrate * 8000 ));
UPDATE_INT( demuxed_stat, (p_item->p_stats->i_demux_read_bytes / 1024 ) );
UPDATE_FLOAT( stream_bitrate_stat, "%6.0f", (float)(p_item->p_stats->f_demux_bitrate * 8000 ));
UPDATE_INT( corrupted_stat, p_item->p_stats->i_demux_corrupted );
UPDATE_INT( discontinuity_stat, p_item->p_stats->i_demux_discontinuity );
statsView->addValue( p_item->p_stats->f_input_bitrate * 8000 );
/* Video */
UPDATE_INT( vdecoded_stat, p_item->p_stats->i_decoded_video );
UPDATE_INT( vdisplayed_stat, p_item->p_stats->i_displayed_pictures );
UPDATE_INT( vlost_frames_stat, p_item->p_stats->i_lost_pictures );
/* Sout */
UPDATE_INT( send_stat, p_item->p_stats->i_sent_packets );
UPDATE_INT( send_bytes_stat, (p_item->p_stats->i_sent_bytes)/ 1024 );
UPDATE_FLOAT( send_bitrate_stat, "%6.0f", (float)(p_item->p_stats->f_send_bitrate * 8000 ) );
/* Audio*/
UPDATE_INT( adecoded_stat, p_item->p_stats->i_decoded_audio );
UPDATE_INT( aplayed_stat, p_item->p_stats->i_played_abuffers );
UPDATE_INT( alost_stat, p_item->p_stats->i_lost_abuffers );
#undef UPDATE_INT
#undef UPDATE_FLOAT
vlc_mutex_unlock(& p_item->p_stats->lock );
}
void InputStatsPanel::clear()
{
}