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/***
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 "exportparams.h"
OLIVE_NAMESPACE_ENTER
ExportParams::ExportParams() :
video_scaling_method_(kStretch),
has_custom_range_(false)
{
}
const QString &ExportParams::encoder() const
{
return encoder_id_;
}
void ExportParams::set_encoder(const QString &id)
{
encoder_id_ = id;
}
bool ExportParams::has_custom_range() const
{
return has_custom_range_;
}
const TimeRange &ExportParams::custom_range() const
{
return custom_range_;
}
void ExportParams::set_custom_range(const TimeRange &custom_range)
{
has_custom_range_ = true;
custom_range_ = custom_range;
}
const ExportParams::VideoScalingMethod &ExportParams::video_scaling_method() const
{
return video_scaling_method_;
}
void ExportParams::set_video_scaling_method(const ExportParams::VideoScalingMethod &video_scaling_method)
{
video_scaling_method_ = video_scaling_method;
}
const ColorTransform &ExportParams::color_transform() const
{
return color_transform_;
}
void ExportParams::set_color_transform(const ColorTransform &color_transform)
{
color_transform_ = color_transform;
}
QMatrix4x4 ExportParams::GenerateMatrix(ExportParams::VideoScalingMethod method,
int source_width, int source_height,
int dest_width, int dest_height)
{
QMatrix4x4 preview_matrix;
if (method == ExportParams::kStretch) {
return preview_matrix;
}
float export_ar = static_cast<float>(dest_width) / static_cast<float>(dest_height);
float source_ar = static_cast<float>(source_width) / static_cast<float>(source_height);
if (qFuzzyCompare(export_ar, source_ar)) {
return preview_matrix;
}
if ((export_ar > source_ar) == (method == ExportParams::kFit)) {
preview_matrix.scale(source_ar / export_ar, 1.0F);
} else {
preview_matrix.scale(1.0F, export_ar / source_ar);
}
return preview_matrix;
}
void ExportParams::Save(QXmlStreamWriter *writer) const
{
writer->writeStartElement(QStringLiteral("export"));
writer->writeTextElement(QStringLiteral("encoder"), encoder_id_);
writer->writeTextElement(QStringLiteral("vscale"), QString::number(video_scaling_method_));
writer->writeTextElement(QStringLiteral("range"), QString::number(has_custom_range_));
writer->writeTextElement(QStringLiteral("customrangein"), custom_range_.in().toString());
writer->writeTextElement(QStringLiteral("customrangeout"), custom_range_.out().toString());
// FIXME: Change this when color chains are implemented
writer->writeTextElement(QStringLiteral("color"), color_transform_.output());
EncodingParams::Save(writer);
writer->writeEndElement(); // export
}
OLIVE_NAMESPACE_EXIT
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