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oak-editor/app/task/precache/precachetask.cpp
T

96 lines
2.6 KiB
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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 "precachetask.h"
#include "project/project.h"
OLIVE_NAMESPACE_ENTER
PreCacheTask::PreCacheTask(VideoStreamPtr footage, Sequence* sequence) :
RenderTask(new ViewerOutput(), sequence->video_params(), sequence->audio_params()),
footage_(footage)
{
viewer()->set_video_params(sequence->video_params());
viewer()->set_audio_params(sequence->audio_params());
video_node_ = new VideoInput();
video_node_->SetStream(footage);
NodeParam::ConnectEdge(video_node_->output(), viewer()->texture_input());
SetTitle(tr("Pre-caching %1:%2").arg(footage->footage()->filename(),
QString::number(footage->index())));
}
PreCacheTask::~PreCacheTask()
{
// We created this viewer node ourselves, so now we should delete it
delete viewer();
delete video_node_;
}
bool PreCacheTask::Run()
{
// Get list of invalidated ranges
TimeRangeList video_range = viewer()->video_frame_cache()->GetInvalidatedRanges();
// If we're caching only in-out, limit the range to that
/*
if (in_out_only_) {
Sequence* s = static_cast<Sequence*>(viewer()->parent());
if (s->workarea()->enabled()) {
video_range = video_range.Intersects(s->workarea()->range());
}
}
*/
Render(footage_->footage()->project()->color_manager(),
video_range,
TimeRangeList(),
RenderMode::kOnline,
viewer()->video_frame_cache());
return true;
}
void PreCacheTask::FrameDownloaded(FramePtr frame, const QByteArray &hash, const QVector<rational> &times, qint64 job_time)
{
// Do nothing. Pre-cache essentially just creates more frames in the cache, it doesn't need to do
// anything else.
Q_UNUSED(frame)
Q_UNUSED(hash)
Q_UNUSED(times)
Q_UNUSED(job_time)
}
void PreCacheTask::AudioDownloaded(const TimeRange &range, SampleBufferPtr samples, qint64 job_time)
{
// Pre-cache doesn't cache any audio
Q_UNUSED(range)
Q_UNUSED(samples)
Q_UNUSED(job_time)
}
OLIVE_NAMESPACE_EXIT