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rendertask: automatically re-match existing hashes

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Major optimization for frames that have already been cached.
This commit is contained in:
itsmattkc
2020-05-24 18:13:18 +10:00
parent bc2dd87719
commit 4c62dd3708
1 changed files with 20 additions and 10 deletions
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app/task/render/render.cpp
+20 -10
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@@ -96,20 +96,30 @@ void RenderTask::Render(const TimeRangeList& range_to_cache,
QMap< QByteArray, QLinkedList<rational> >::const_iterator i;
for (i=times_to_render.constBegin(); i!=times_to_render.constEnd(); i++) {
const QByteArray& hash = i.key();
const rational& time = i.value().first();
bool inserted = false;
if (QFileInfo::exists(viewer_->video_frame_cache()->CachePathName(hash, video_params_.format()))) {
for (sorted_iterator=sorted_times.begin(); sorted_iterator!=sorted_times.end(); sorted_iterator++) {
if (sorted_iterator->time > time) {
sorted_times.insert(sorted_iterator, {time, hash});
inserted = true;
break;
// Already exists, no need to render it again
FrameDownloaded(hash, i.value());
} else {
const rational& time = i.value().first();
bool inserted = false;
for (sorted_iterator=sorted_times.begin(); sorted_iterator!=sorted_times.end(); sorted_iterator++) {
if (sorted_iterator->time > time) {
sorted_times.insert(sorted_iterator, {time, hash});
inserted = true;
break;
}
}
if (!inserted) {
sorted_times.append({time, hash});
}
}
if (!inserted) {
sorted_times.append({time, hash});
}
}