103 lines
2.7 KiB
C++
103 lines
2.7 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 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 "media.h"
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#include "common/timecodefunctions.h"
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#include "common/tohex.h"
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OLIVE_NAMESPACE_ENTER
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MediaInput::MediaInput() :
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connected_footage_(nullptr)
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{
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footage_input_ = new NodeInput("footage_in", NodeInput::kFootage);
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footage_input_->SetConnectable(false);
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footage_input_->set_is_keyframable(false);
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connect(footage_input_, &NodeInput::ValueChanged, this, &MediaInput::FootageChanged);
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AddInput(footage_input_);
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}
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QList<Node::CategoryID> MediaInput::Category() const
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{
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return {kCategoryInput};
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}
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StreamPtr MediaInput::footage()
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{
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return footage_input_->get_standard_value().value<StreamPtr>();
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}
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void MediaInput::SetFootage(StreamPtr f)
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{
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footage_input_->set_standard_value(QVariant::fromValue(f));
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}
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void MediaInput::Retranslate()
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{
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footage_input_->set_name(tr("Footage"));
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}
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NodeValueTable MediaInput::Value(NodeValueDatabase &value) const
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{
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NodeValueTable table;
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if (connected_footage_) {
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rational media_duration = Timecode::timestamp_to_time(connected_footage_->duration(),
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connected_footage_->timebase());
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table.Push(NodeInput::kRational, QVariant::fromValue(media_duration), "length");
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}
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// Push buffer to the top of the stack
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NodeValue buffer = value[footage_input_].GetWithMeta(NodeParam::kBuffer);
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if (buffer.type() != NodeParam::kNone) {
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table.Push(buffer);
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}
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return table;
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}
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void MediaInput::FootageChanged()
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{
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StreamPtr new_footage = footage_input_->get_standard_value().value<StreamPtr>();
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if (new_footage == connected_footage_) {
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return;
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}
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if (connected_footage_) {
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disconnect(connected_footage_.get(), &Stream::ParametersChanged, this, &MediaInput::FootageParametersChanged);
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}
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connected_footage_ = new_footage;
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if (connected_footage_) {
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connect(connected_footage_.get(), &Stream::ParametersChanged, this, &MediaInput::FootageParametersChanged);
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}
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}
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void MediaInput::FootageParametersChanged()
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{
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InvalidateCache(TimeRange(0, RATIONAL_MAX), footage_input_, footage_input_);
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}
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OLIVE_NAMESPACE_EXIT
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