114 lines
3.1 KiB
C++
114 lines
3.1 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2022 Olive Team
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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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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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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 "exportparams.h"
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namespace olive {
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ExportParams::ExportParams() :
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video_scaling_method_(kStretch),
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has_custom_range_(false)
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{
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}
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bool ExportParams::has_custom_range() const
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{
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return has_custom_range_;
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}
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const TimeRange &ExportParams::custom_range() const
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{
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return custom_range_;
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}
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void ExportParams::set_custom_range(const TimeRange &custom_range)
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{
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has_custom_range_ = true;
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custom_range_ = custom_range;
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}
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const ExportParams::VideoScalingMethod &ExportParams::video_scaling_method() const
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{
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return video_scaling_method_;
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}
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void ExportParams::set_video_scaling_method(const ExportParams::VideoScalingMethod &video_scaling_method)
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{
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video_scaling_method_ = video_scaling_method;
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}
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const ColorTransform &ExportParams::color_transform() const
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{
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return color_transform_;
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}
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void ExportParams::set_color_transform(const ColorTransform &color_transform)
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{
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color_transform_ = color_transform;
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}
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QMatrix4x4 ExportParams::GenerateMatrix(ExportParams::VideoScalingMethod method,
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int source_width, int source_height,
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int dest_width, int dest_height)
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{
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QMatrix4x4 preview_matrix;
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if (method == ExportParams::kStretch) {
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return preview_matrix;
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}
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float export_ar = static_cast<float>(dest_width) / static_cast<float>(dest_height);
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float source_ar = static_cast<float>(source_width) / static_cast<float>(source_height);
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if (qFuzzyCompare(export_ar, source_ar)) {
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return preview_matrix;
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}
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if ((export_ar > source_ar) == (method == ExportParams::kFit)) {
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preview_matrix.scale(source_ar / export_ar, 1.0F);
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} else {
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preview_matrix.scale(1.0F, export_ar / source_ar);
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}
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return preview_matrix;
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}
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void ExportParams::Save(QXmlStreamWriter *writer) const
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{
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writer->writeStartElement(QStringLiteral("export"));
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writer->writeTextElement(QStringLiteral("vscale"), QString::number(video_scaling_method_));
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writer->writeTextElement(QStringLiteral("range"), QString::number(has_custom_range_));
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writer->writeTextElement(QStringLiteral("customrangein"), custom_range_.in().toString());
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writer->writeTextElement(QStringLiteral("customrangeout"), custom_range_.out().toString());
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// FIXME: Change this when color chains are implemented
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writer->writeTextElement(QStringLiteral("color"), color_transform_.output());
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EncodingParams::Save(writer);
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writer->writeEndElement(); // export
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}
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}
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