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oak-editor/app/node/audio/volume/volume.cpp
T
itsmattkc 282824ac49 volume: base off math node
Shares code with math node rather than having it twice.
2020-06-13 18:13:07 +10:00

84 lines
2.2 KiB
C++

/***
Olive - Non-Linear Video Editor
Copyright (C) 2019 Olive Team
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 3 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, see <http://www.gnu.org/licenses/>.
***/
#include "volume.h"
OLIVE_NAMESPACE_ENTER
VolumeNode::VolumeNode()
{
samples_input_ = new NodeInput("samples_in", NodeParam::kSamples);
AddInput(samples_input_);
volume_input_ = new NodeInput("volume_in", NodeParam::kFloat, 1.0);
volume_input_->set_property("min", 0.0);
volume_input_->set_property("view", "db");
AddInput(volume_input_);
}
Node *VolumeNode::copy() const
{
return new VolumeNode();
}
QString VolumeNode::Name() const
{
return tr("Volume");
}
QString VolumeNode::id() const
{
return QStringLiteral("org.olivevideoeditor.Olive.volume");
}
QList<Node::CategoryID> VolumeNode::Category() const
{
return {kCategoryFilter};
}
QString VolumeNode::Description() const
{
return tr("Adjusts the volume of an audio source.");
}
NodeValueTable VolumeNode::Value(NodeValueDatabase &value) const
{
return ValueInternal(value,
kOpMultiply,
kPairSampleNumber,
samples_input_,
value[samples_input_].TakeWithMeta(NodeParam::kSamples),
volume_input_,
value[volume_input_].TakeWithMeta(NodeParam::kFloat));
}
void VolumeNode::ProcessSamples(NodeValueDatabase &values, const SampleBufferPtr input, SampleBufferPtr output, int index) const
{
return ProcessSamplesInternal(values, kOpMultiply, samples_input_, volume_input_, input, output, index);
}
void VolumeNode::Retranslate()
{
samples_input_->set_name(tr("Samples"));
volume_input_->set_name(tr("Volume"));
}
OLIVE_NAMESPACE_EXIT