began rewrite of renderer inner workings

2020-11-06 20:18:10 +11:00
parent 60eb71cb4c
commit 13dd31d5be
36 changed files with 1299 additions and 2373 deletions
@@ -0,0 +1,107 @@
+/***
+
+  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 "rendercontextthreadwrapper.h"
+
+OLIVE_NAMESPACE_ENTER
+
+RenderContextThreadWrapper::RenderContextThreadWrapper(RenderContext *inner, QObject *parent) :
+  RenderContext(parent),
+  inner_(inner),
+  thread_(nullptr)
+{
+  inner_->setParent(this);
+}
+
+bool RenderContextThreadWrapper::Init()
+{
+  // Create thread
+  QThread* thread = new QThread(this);
+  thread->start(QThread::IdlePriority);
+
+  // Move context to thread
+  inner_->moveToThread(thread);
+
+  // Init context in main thread
+  inner_->Init();
+
+  // Queue post-init in new thread
+  QMetaObject::invokeMethod(inner_, "PostInit", Qt::QueuedConnection);
+}
+
+void RenderContextThreadWrapper::Destroy()
+{
+  if (thread_) {
+    QMetaObject::invokeMethod(inner_, "Destroy", Qt::QueuedConnection);
+
+    thread_->quit();
+    thread_->wait();
+    delete thread_;
+    thread_ = nullptr;
+  }
+}
+
+QVariant RenderContextThreadWrapper::CreateTexture(const VideoParams &param, void *data, int linesize)
+{
+  QVariant v;
+
+  QMetaObject::invokeMethod(inner_, "CreateTexture", Qt::BlockingQueuedConnection,
+                            Q_RETURN_ARG(QVariant, v),
+                            OLIVE_NS_CONST_ARG(VideoParams&, param),
+                            Q_ARG(void*, data),
+                            Q_ARG(int, linesize));
+
+  return v;
+}
+
+void RenderContextThreadWrapper::DestroyTexture(QVariant texture)
+{
+  QMetaObject::invokeMethod(inner_, "DestroyTexture", Qt::QueuedConnection,
+                            Q_ARG(QVariant, texture));
+}
+
+void RenderContextThreadWrapper::UploadToTexture(QVariant texture, void *data, int linesize)
+{
+  QMetaObject::invokeMethod(inner_, "UploadToTexture", Qt::QueuedConnection,
+                            Q_ARG(QVariant, texture),
+                            Q_ARG(void*, data),
+                            Q_ARG(int, linesize));
+}
+
+void RenderContextThreadWrapper::DownloadFromTexture(QVariant texture, void *data, int linesize)
+{
+  QMetaObject::invokeMethod(inner_, "DownloadFromTexture", Qt::QueuedConnection,
+                            Q_ARG(QVariant, texture),
+                            Q_ARG(void*, data),
+                            Q_ARG(int, linesize));
+}
+
+VideoParams RenderContextThreadWrapper::GetParamsFromTexture(QVariant texture)
+{
+  VideoParams p;
+
+  QMetaObject::invokeMethod(inner_, "GetParamsFromTexture", Qt::BlockingQueuedConnection,
+                            Q_RETURN_ARG(VideoParams, p),
+                            Q_ARG(QVariant, texture));
+
+  return p;
+}
+
+OLIVE_NAMESPACE_EXIT