111 lines
3.3 KiB
C++
111 lines
3.3 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2021 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 "precachetask.h"
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#include "node/project/project.h"
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namespace olive {
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PreCacheTask::PreCacheTask(Footage *footage, int index, Sequence* sequence)
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{
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// Set video and audio params
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set_video_params(sequence->GetVideoParams());
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set_audio_params(sequence->GetAudioParams());
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// Create new project
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project_ = new Project();
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// Create viewer with same parameters as the sequence
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set_viewer(new ViewerOutput());
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viewer()->setParent(project_);
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viewer()->SetVideoParams(sequence->GetVideoParams());
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viewer()->SetAudioParams(sequence->GetAudioParams());
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// Copy project config nodes
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Node::CopyInputs(footage->project()->color_manager(), project_->color_manager(), false);
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Node::CopyInputs(footage->project()->settings(), project_->settings(), false);
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// Copy footage node so it can precache without any modifications from the user screwing it up
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footage_ = static_cast<Footage*>(footage->copy());
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footage_->setParent(project_);
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Node::CopyInputs(footage, footage_, false);
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Node::ConnectEdge(footage_, NodeInput(viewer(), ViewerOutput::kTextureInput));
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viewer()->SetValueHintForInput(ViewerOutput::kTextureInput, Node::ValueHint({NodeValue::kTexture}, Track::Reference(Track::kVideo, index).ToString()));
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SetTitle(tr("Pre-caching %1:%2").arg(footage_->filename(), QString::number(index)));
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}
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PreCacheTask::~PreCacheTask()
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{
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// This should delete the footage we copied and the viewer we created
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delete project_;
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}
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bool PreCacheTask::Run()
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{
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// Get list of invalidated ranges
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TimeRange intersection;
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if (footage_->GetTimelinePoints()->workarea()->enabled()) {
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// If we're caching only in-out, limit the range to that
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intersection = footage_->GetTimelinePoints()->workarea()->range();
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} else {
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// Otherwise use full length
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intersection = TimeRange(0, footage_->GetVideoLength());
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}
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TimeRangeList video_range = viewer()->video_frame_cache()->GetInvalidatedRanges(intersection);
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Render(project_->color_manager(),
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video_range,
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TimeRangeList(),
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TimeRange(),
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RenderMode::kOnline,
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viewer()->video_frame_cache());
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return true;
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}
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bool PreCacheTask::FrameDownloaded(FramePtr frame, const QByteArray &hash, const QVector<rational> ×)
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{
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// Do nothing. Pre-cache essentially just creates more frames in the cache, it doesn't need to do
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// anything else.
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Q_UNUSED(frame)
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Q_UNUSED(hash)
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Q_UNUSED(times)
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return true;
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}
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bool PreCacheTask::AudioDownloaded(const TimeRange &range, SampleBufferPtr samples)
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{
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// Pre-cache doesn't cache any audio
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Q_UNUSED(range)
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Q_UNUSED(samples)
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return true;
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}
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}
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