1 files changed, 141 insertions, 0 deletions
diff --git a/xbmc/windowing/gbm/WinSystemGbmEGLContext.cpp b/xbmc/windowing/gbm/WinSystemGbmEGLContext.cpp
new file mode 100644
index 0000000..83a5941
--- /dev/null
+++ b/xbmc/windowing/gbm/WinSystemGbmEGLContext.cpp
@@ -0,0 +1,141 @@
+/*
+ *  Copyright (C) 2005-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#include "WinSystemGbmEGLContext.h"
+
+#include "OptionalsReg.h"
+#include "cores/VideoPlayer/DVDCodecs/DVDFactoryCodec.h"
+#include "cores/VideoPlayer/VideoRenderers/RenderFactory.h"
+#include "utils/log.h"
+
+using namespace KODI::WINDOWING::GBM;
+using namespace KODI::WINDOWING::LINUX;
+
+bool CWinSystemGbmEGLContext::InitWindowSystemEGL(EGLint renderableType, EGLint apiType)
+{
+  if (!CWinSystemGbm::InitWindowSystem())
+  {
+    return false;
+  }
+
+  if (!m_eglContext.CreatePlatformDisplay(m_GBM->GetDevice()->Get(), m_GBM->GetDevice()->Get()))
+  {
+    return false;
+  }
+
+  if (!m_eglContext.InitializeDisplay(apiType))
+  {
+    return false;
+  }
+
+  auto plane = m_DRM->GetGuiPlane();
+  uint32_t visualId = plane != nullptr ? plane->GetFormat() : DRM_FORMAT_XRGB2101010;
+
+  // prefer alpha visual id, fallback to non-alpha visual id
+  if (!m_eglContext.ChooseConfig(renderableType, CDRMUtils::FourCCWithAlpha(visualId)) &&
+      !m_eglContext.ChooseConfig(renderableType, CDRMUtils::FourCCWithoutAlpha(visualId)))
+  {
+    // fallback to 8bit format if no EGL config was found for 10bit
+    if (plane)
+      plane->SetFormat(DRM_FORMAT_XRGB8888);
+
+    visualId = plane != nullptr ? plane->GetFormat() : DRM_FORMAT_XRGB8888;
+
+    if (!m_eglContext.ChooseConfig(renderableType, CDRMUtils::FourCCWithAlpha(visualId)) &&
+        !m_eglContext.ChooseConfig(renderableType, CDRMUtils::FourCCWithoutAlpha(visualId)))
+    {
+      return false;
+    }
+  }
+
+  if (!CreateContext())
+  {
+    return false;
+  }
+
+  return true;
+}
+
+bool CWinSystemGbmEGLContext::CreateNewWindow(const std::string& name,
+                                              bool fullScreen,
+                                              RESOLUTION_INFO& res)
+{
+  //Notify other subsystems that we change resolution
+  OnLostDevice();
+
+  if (!DestroyWindow())
+  {
+    return false;
+  }
+
+  if (!m_DRM->SetMode(res))
+  {
+    CLog::Log(LOGERROR, "CWinSystemGbmEGLContext::{} - failed to set DRM mode", __FUNCTION__);
+    return false;
+  }
+
+  uint32_t format = m_eglContext.GetConfigAttrib(EGL_NATIVE_VISUAL_ID);
+
+  std::vector<uint64_t> modifiers;
+
+  auto plane = m_DRM->GetGuiPlane();
+  if (plane)
+    modifiers = plane->GetModifiersForFormat(format);
+
+  if (!m_GBM->GetDevice()->CreateSurface(res.iWidth, res.iHeight, format, modifiers.data(),
+                                         modifiers.size()))
+  {
+    CLog::Log(LOGERROR, "CWinSystemGbmEGLContext::{} - failed to initialize GBM", __FUNCTION__);
+    return false;
+  }
+
+  // This check + the reinterpret cast is for security reason, if the user has outdated platform header files which often is the case
+  static_assert(sizeof(EGLNativeWindowType) == sizeof(gbm_surface*), "Declaration specifier differs in size");
+
+  if (!m_eglContext.CreatePlatformSurface(
+          m_GBM->GetDevice()->GetSurface()->Get(),
+          reinterpret_cast<khronos_uintptr_t>(m_GBM->GetDevice()->GetSurface()->Get())))
+  {
+    return false;
+  }
+
+  if (!m_eglContext.BindContext())
+  {
+    return false;
+  }
+
+  m_bFullScreen = fullScreen;
+  m_nWidth = res.iWidth;
+  m_nHeight = res.iHeight;
+  m_fRefreshRate = res.fRefreshRate;
+
+  CLog::Log(LOGDEBUG, "CWinSystemGbmEGLContext::{} - initialized GBM", __FUNCTION__);
+  return true;
+}
+
+bool CWinSystemGbmEGLContext::DestroyWindow()
+{
+  m_eglContext.DestroySurface();
+
+  CLog::Log(LOGDEBUG, "CWinSystemGbmEGLContext::{} - deinitialized GBM", __FUNCTION__);
+  return true;
+}
+
+bool CWinSystemGbmEGLContext::DestroyWindowSystem()
+{
+  CDVDFactoryCodec::ClearHWAccels();
+  VIDEOPLAYER::CRendererFactory::ClearRenderer();
+  m_eglContext.Destroy();
+
+  return CWinSystemGbm::DestroyWindowSystem();
+}
+
+void CWinSystemGbmEGLContext::delete_CVaapiProxy::operator()(CVaapiProxy *p) const
+{
+  VaapiProxyDelete(p);
+}