media node upgrades to reference pixel format

app/node/processor/renderer/rendererthreadbase.cpp

@@ -0,0 +1,97 @@
+/***
+
+  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 "rendererthreadbase.h"
+
+#include <QDebug>
+
+RendererThreadBase::RendererThreadBase(QOpenGLContext *share_ctx, const int &width, const int &height, const olive::PixelFormat &format, const olive::RenderMode &mode) :
+  share_ctx_(share_ctx),
+  cancelled_(false),
+  width_(width),
+  height_(height),
+  format_(format),
+  mode_(mode),
+  render_instance_(nullptr)
+{
+}
+
+void RendererThreadBase::Cancel()
+{
+  // Escape main loop
+  cancelled_ = true;
+
+  // Wait until thread is finished before returning
+  wait();
+}
+
+RenderInstance *RendererThreadBase::render_instance()
+{
+  return render_instance_;
+}
+
+void RendererThreadBase::run()
+{
+  // Lock mutex for main loop
+  mutex_.lock();
+
+  // Signal that main thread can continue now
+  caller_mutex_.lock();
+  wait_cond_.wakeAll();
+  caller_mutex_.unlock();
+
+  RenderInstance instance(width_, height_, format_, mode_);
+  render_instance_ = &instance;
+
+  instance.SetShareContext(share_ctx_);
+
+  // Allocate and create resources
+  if (instance.Start()) {
+
+    // Main loop (use Cancel() to exit it)
+    ProcessLoop();
+
+  }
+
+  // Free all resources
+  render_instance_ = nullptr;
+  instance.Stop();
+
+  // Unlock mutex before exiting
+  mutex_.unlock();
+}
+
+bool RendererThreadBase::Cancelled()
+{
+  return cancelled_;
+}
+
+void RendererThreadBase::StartThread(QThread::Priority priority)
+{
+  caller_mutex_.lock();
+
+  // Start the thread
+  QThread::start(priority);
+
+  // Wait for thread to finish completion
+  wait_cond_.wait(&caller_mutex_);
+
+  caller_mutex_.unlock();
+}