FCL/sf/mw/qt: src/3rdparty/phonon/mmf/abstractaudioeffect.cpp@3b1da2848fc7 (annotated)

0 1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	1	/* This file is part of the KDE project.
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	2
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	3	Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	4
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	5	This library is free software: you can redistribute it and/or modify
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	6	it under the terms of the GNU Lesser General Public License as published by
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	7	the Free Software Foundation, either version 2.1 or 3 of the License.
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	8
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	9	This library is distributed in the hope that it will be useful,
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	10	but WITHOUT ANY WARRANTY; without even the implied warranty of
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	11	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	12	GNU Lesser General Public License for more details.
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	13
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	14	You should have received a copy of the GNU Lesser General Public License
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	15	along with this library. If not, see <http://www.gnu.org/licenses/>.
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	16
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	17	*/
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	18
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	19	#include "mediaobject.h"
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	20
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	21	#include "abstractaudioeffect.h"
4 3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	22	#include "audioplayer.h"
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	23	#include "mmf_videoplayer.h"
0 1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	24
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	25	QT_BEGIN_NAMESPACE
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	26
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	27	using namespace Phonon;
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	28	using namespace Phonon::MMF;
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	29
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	30	/*! \class MMF::AbstractAudioEffect
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	31	\internal
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	32	*/
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	33
3 41300fa6a67c Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	34	/*! \namespace Phonon::MMF
41300fa6a67c Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	35	\internal
41300fa6a67c Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	36	*/
41300fa6a67c Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	37
0 1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	38	AbstractAudioEffect::AbstractAudioEffect(QObject *parent,
4 3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	39	const QList<EffectParameter> &params)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	40	: MediaNode(parent)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	41	, m_params(params)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	42	, m_player(0)
0 1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	43	{
4 3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	44
0 1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	45	}
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	46
4 3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	47	QList<Phonon::EffectParameter> AbstractAudioEffect::parameters() const
0 1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	48	{
4 3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	49	// Convert from QList<MMF::EffectParameter> to QList<Phonon::EffectParameter>
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	50	QList<Phonon::EffectParameter> result;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	51	EffectParameter param;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	52	foreach (param, m_params)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	53	result += param;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	54	return result;
0 1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	55	}
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	56
4 3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	57	QVariant AbstractAudioEffect::parameterValue(const Phonon::EffectParameter &queriedParam) const
0 1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	58	{
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	59	const QVariant &val = m_values.value(queriedParam.id());
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	60
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	61	if (val.isNull())
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	62	return queriedParam.defaultValue();
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	63	else
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	64	return val;
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	65	}
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	66
4 3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	67	void AbstractAudioEffect::setParameterValue(const Phonon::EffectParameter &param,
0 1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	68	const QVariant &newValue)
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	69	{
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	70	m_values.insert(param.id(), newValue);
4 3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	71
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	72	if (m_effect.data()) {
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	73	const EffectParameter& internalParam = internalParameter(param.id());
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	74	int err = parameterChanged(internalParam, newValue);
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	75	// TODO: handle audio effect errors
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	76	Q_UNUSED(err);
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	77	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	78	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	79
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	80	void AbstractAudioEffect::abstractPlayerChanged(AbstractPlayer *player)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	81	{
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	82	m_player = qobject_cast<AbstractMediaPlayer *>(player);
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	83	m_effect.reset();
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	84	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	85
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	86	void AbstractAudioEffect::stateChanged(Phonon::State newState,
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	87	Phonon::State oldState)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	88	{
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	89	if (Phonon::LoadingState == oldState
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	90	&& Phonon::LoadingState != newState)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	91	createEffect();
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	92	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	93
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	94	void AbstractAudioEffect::connectMediaObject(MediaObject *mediaObject)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	95	{
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	96	Q_ASSERT_X(!m_player, Q_FUNC_INFO, "Player already connected");
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	97	Q_ASSERT_X(!m_effect.data(), Q_FUNC_INFO, "Effect already created");
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	98
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	99	abstractPlayerChanged(mediaObject->abstractPlayer());
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	100
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	101	connect(mediaObject, SIGNAL(stateChanged(Phonon::State, Phonon::State)),
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	102	SLOT(stateChanged(Phonon::State, Phonon::State)));
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	103
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	104	connect(mediaObject, SIGNAL(abstractPlayerChanged(AbstractPlayer *)),
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	105	SLOT(abstractPlayerChanged(AbstractPlayer *)));
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	106
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	107	if (mediaObject->state() != Phonon::LoadingState)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	108	createEffect();
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	109	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	110
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	111	void AbstractAudioEffect::disconnectMediaObject(MediaObject *mediaObject)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	112	{
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	113	mediaObject->disconnect(this);
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	114	abstractPlayerChanged(0);
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	115	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	116
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	117	void AbstractAudioEffect::setEnabled(bool enabled)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	118	{
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	119	TInt err = KErrNone;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	120
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	121	if (enabled)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	122	// TODO: handle audio effect errors
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	123	TRAP(err, m_effect->EnableL())
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	124	else
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	125	// TODO: handle audio effect errors
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	126	TRAP(err, m_effect->DisableL())
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	127
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	128	Q_UNUSED(err);
0 1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	129	}
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	130
4 3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	131	void AbstractAudioEffect::createEffect()
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	132	{
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	133	Q_ASSERT_X(m_player, Q_FUNC_INFO, "Invalid media player pointer");
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	134
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	135	if (AudioPlayer audioPlayer = qobject_cast<AudioPlayer >(m_player)) {
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	136	createEffect(audioPlayer->nativePlayer());
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	137	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	138
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	139	if (m_effect.data()) {
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	140	EffectParameter param;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	141	int err = 0;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	142	foreach (param, m_params) {
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	143	const QVariant value = parameterValue(param);
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	144	err = parameterChanged(param, value);
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	145	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	146	Q_UNUSED(err)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	147	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	148	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	149
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	150	const MMF::EffectParameter& AbstractAudioEffect::internalParameter(int id) const
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	151	{
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	152	const EffectParameter *result = 0;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	153	for (int i=0; i<m_params.count() && !result; ++i) {
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	154	if (m_params[i].id() == id)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	155	result = &m_params[i];
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	156	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	157	Q_ASSERT_X(result, Q_FUNC_INFO, "Parameter not found");
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	158	return *result;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	159	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	160
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	161	int AbstractAudioEffect::parameterChanged(const EffectParameter &param,
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	162	const QVariant &value)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	163	{
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	164	int err = 0;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	165
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	166	switch (param.id()) {
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	167	case ParameterEnable:
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	168	setEnabled(value.toBool());
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	169	break;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	170	default:
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	171	{
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	172	const EffectParameter& internalParam = internalParameter(param.id());
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	173	err = effectParameterChanged(internalParam, value);
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	174	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	175	break;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	176	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	177
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	178	if (!err)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	179	TRAP(err, m_effect->ApplyL());
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	180
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	181	return err;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	182	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	183
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	184	int AbstractAudioEffect::effectParameterChanged(
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	185	const EffectParameter &param, const QVariant &value)
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	186	{
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	187	// Default implementation
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	188	Q_ASSERT_X(false, Q_FUNC_INFO, "Effect has no parameters");
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	189	return 0;
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	190	}
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	191
3b1da2848fc7 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 3 diff changeset	192
0 1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	193	QT_END_NAMESPACE
1918ee327afb Revision: 200952 Alex Gilkes <alex.gilkes@nokia.com> parents: diff changeset	194

author	Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
	Fri, 19 Feb 2010 23:40:16 +0200
branch	RCL_3
changeset 4	3b1da2848fc7
parent 3	41300fa6a67c
child 8	3f74d0d4af4c
permissions	-rw-r--r--