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https://github.com/mapmapteam/mapmap.git
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d1f63b8501
We now create an audio pipeline with a volume gstreamer element. The "volume" property of the element has a range of 0.0 - 1.0 and is 0.0 by default (i.e. effectively muted input). The property can be seen and changed in the paint property browser (in %)
159 lines
2.7 KiB
C++
159 lines
2.7 KiB
C++
/*
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* Paint.cpp
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*
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* (c) 2013 Sofian Audry -- info(@)sofianaudry(.)com
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* (c) 2013 Alexandre Quessy -- alexandre(@)quessy(.)net
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "Paint.h"
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#include "MediaImpl.h"
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#include <iostream>
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UidAllocator Paint::allocator;
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Paint::Paint(uid id)
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{
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if (id == NULL_UID)
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id = allocator.allocate();
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else
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{
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Q_ASSERT(!allocator.exists(id));
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allocator.reserve(id);
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}
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// Assign id.
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_id = id;
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}
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Paint::~Paint()
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{
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allocator.free(_id);
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}
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bool Image::setUri(const QString &uri)
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{
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this->uri = uri;
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build();
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return true;
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}
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/* Implementation of the Video class */
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Media::Media(const QString uri_, bool live, double rate, uid id):
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Texture(id),
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uri(uri_),
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impl_(NULL)
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{
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impl_ = new MediaImpl(uri_, live);
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setRate(rate);
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}
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// vertigo
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Media::~Media()
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{
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delete impl_;
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}
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void Media::build()
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{
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this->impl_->build();
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}
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int Media::getWidth() const
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{
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while (!this->impl_->videoIsConnected());
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return this->impl_->getWidth();
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}
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int Media::getHeight() const
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{
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while (!this->impl_->videoIsConnected());
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return this->impl_->getHeight();
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}
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void Media::update() {
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impl_->update();
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}
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void Media::play()
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{
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impl_->setPlayState(true);
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}
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void Media::pause()
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{
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impl_->setPlayState(false);
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}
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void Media::rewind()
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{
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impl_->resetMovie();
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}
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void Media::lockMutex() {
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impl_->lockMutex();
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}
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void Media::unlockMutex() {
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impl_->unlockMutex();
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}
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const uchar* Media::getBits()
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{
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return this->impl_->getBits();
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}
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bool Media::bitsHaveChanged() const
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{
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return this->impl_->bitsHaveChanged();
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}
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void Media::setRate(double rate)
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{
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impl_->setRate(rate / 100.0);
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}
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double Media::getRate() const
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{
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return impl_->getRate() * 100.0;
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}
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void Media::setVolume(double rate)
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{
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impl_->setVolume(rate / 100.0);
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}
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double Media::getVolume() const
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{
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return impl_->getVolume() * 100.0;
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}
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bool Media::hasVideoSupport()
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{
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return MediaImpl::hasVideoSupport();
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}
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bool Media::setUri(const QString &uri)
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{
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bool success = false;
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this->uri = uri;
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success = this->impl_->loadMovie(uri);
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if (! success)
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qDebug() << "Cannot load movie " << uri << "." << endl;
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return success;
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}
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