itsmattkc
4e3cafe578
Pre-cache doesn't need to set a memory cache since its only purpose is to write to the disk cache.
101 lines
2.8 KiB
C++
101 lines
2.8 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 "precachetask.h"
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OLIVE_NAMESPACE_ENTER
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PreCacheTask::PreCacheTask(VideoStreamPtr footage, Sequence* sequence) :
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RenderTask(new ViewerOutput(), sequence->video_params(), sequence->audio_params()),
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footage_(footage)
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{
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viewer()->set_video_params(sequence->video_params());
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viewer()->set_audio_params(sequence->audio_params());
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// Render fastest quality
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backend()->SetRenderMode(RenderMode::kOffline);
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video_node_ = new VideoInput();
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video_node_->SetFootage(footage);
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NodeParam::ConnectEdge(video_node_->output(), viewer()->texture_input());
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SetTitle(tr("Pre-caching %1:%2").arg(footage->footage()->filename(),
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QString::number(footage->index())));
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backend()->NodeGraphChanged(viewer()->texture_input());
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backend()->ProcessUpdateQueue();
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}
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PreCacheTask::~PreCacheTask()
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{
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delete viewer();
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delete video_node_;
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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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TimeRangeList video_range = viewer()->video_frame_cache()->GetInvalidatedRanges();
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// If we're caching only in-out, limit the range to that
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/*
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if (in_out_only_) {
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Sequence* s = static_cast<Sequence*>(viewer()->parent());
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if (s->workarea()->enabled()) {
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video_range = video_range.Intersects(s->workarea()->range());
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}
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}
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*/
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Render(video_range, TimeRangeList(), true);
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download_threads_.waitForDone();
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return true;
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}
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QFuture<void> PreCacheTask::DownloadFrame(FramePtr frame, const QByteArray &hash)
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{
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return QtConcurrent::run(&download_threads_, viewer()->video_frame_cache(), &FrameHashCache::SaveCacheFrame, hash, frame);
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}
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void PreCacheTask::FrameDownloaded(const QByteArray &hash, const std::list<rational> ×, qint64 job_time)
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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(hash)
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Q_UNUSED(times)
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Q_UNUSED(job_time)
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}
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void PreCacheTask::AudioDownloaded(const TimeRange &range, SampleBufferPtr samples, qint64 job_time)
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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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Q_UNUSED(job_time)
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}
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OLIVE_NAMESPACE_EXIT
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