From be933ef2241d79558f91796cc5b3a161f72ebf9c Mon Sep 17 00:00:00 2001
From: manuel <manuel@mausz.at>
Date: Mon, 19 Oct 2020 00:52:24 +0200
Subject: sync with upstream

---
 xbmc/utils/Screenshot.cpp | 116 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 xbmc/utils/Screenshot.cpp

(limited to 'xbmc/utils/Screenshot.cpp')

diff --git a/xbmc/utils/Screenshot.cpp b/xbmc/utils/Screenshot.cpp
new file mode 100644
index 0000000..638ea64
--- /dev/null
+++ b/xbmc/utils/Screenshot.cpp
@@ -0,0 +1,116 @@
+/*
+ *  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 "Screenshot.h"
+
+#include "ServiceBroker.h"
+#include "URL.h"
+#include "Util.h"
+#include "filesystem/File.h"
+#include "guilib/LocalizeStrings.h"
+#include "pictures/Picture.h"
+#include "settings/SettingPath.h"
+#include "settings/Settings.h"
+#include "settings/SettingsComponent.h"
+#include "settings/windows/GUIControlSettings.h"
+#include "utils/JobManager.h"
+#include "utils/URIUtils.h"
+#include "utils/log.h"
+
+using namespace XFILE;
+
+std::vector<std::function<std::unique_ptr<IScreenshotSurface>()>> CScreenShot::m_screenShotSurfaces;
+
+void CScreenShot::Register(std::function<std::unique_ptr<IScreenshotSurface>()> createFunc)
+{
+  m_screenShotSurfaces.emplace_back(createFunc);
+}
+
+void CScreenShot::TakeScreenshot(const std::string& filename, bool sync)
+{
+  auto surface = m_screenShotSurfaces.back()();
+
+  if (!surface)
+  {
+    CLog::Log(LOGERROR, "failed to create screenshot surface");
+    return;
+  }
+
+  if (!surface->Capture())
+  {
+    CLog::Log(LOGERROR, "Screenshot %s failed", CURL::GetRedacted(filename).c_str());
+    return;
+  }
+
+  surface->CaptureVideo(true);
+
+  CLog::Log(LOGDEBUG, "Saving screenshot %s", CURL::GetRedacted(filename).c_str());
+
+  //set alpha byte to 0xFF
+  for (int y = 0; y < surface->GetHeight(); y++)
+  {
+    unsigned char* alphaptr = surface->GetBuffer() - 1 + y * surface->GetStride();
+    for (int x = 0; x < surface->GetWidth(); x++)
+      *(alphaptr += 4) = 0xFF;
+  }
+
+  //if sync is true, the png file needs to be completely written when this function returns
+  if (sync)
+  {
+    if (!CPicture::CreateThumbnailFromSurface(surface->GetBuffer(), surface->GetWidth(), surface->GetHeight(), surface->GetStride(), filename))
+      CLog::Log(LOGERROR, "Unable to write screenshot %s", CURL::GetRedacted(filename).c_str());
+
+    surface->ReleaseBuffer();
+  }
+  else
+  {
+    //make sure the file exists to avoid concurrency issues
+    XFILE::CFile file;
+    if (file.OpenForWrite(filename))
+      file.Close();
+    else
+      CLog::Log(LOGERROR, "Unable to create file %s", CURL::GetRedacted(filename).c_str());
+
+    //write .png file asynchronous with CThumbnailWriter, prevents stalling of the render thread
+    //buffer is deleted from CThumbnailWriter
+    CThumbnailWriter* thumbnailwriter = new CThumbnailWriter(surface->GetBuffer(), surface->GetWidth(), surface->GetHeight(), surface->GetStride(), filename);
+    CJobManager::GetInstance().AddJob(thumbnailwriter, NULL);
+  }
+}
+
+void CScreenShot::TakeScreenshot()
+{
+  std::shared_ptr<CSettingPath> screenshotSetting = std::static_pointer_cast<CSettingPath>(CServiceBroker::GetSettingsComponent()->GetSettings()->GetSetting(CSettings::SETTING_DEBUG_SCREENSHOTPATH));
+  if (!screenshotSetting)
+    return;
+
+  std::string strDir = screenshotSetting->GetValue();
+  if (strDir.empty())
+  {
+    if (!CGUIControlButtonSetting::GetPath(screenshotSetting, &g_localizeStrings))
+      return;
+
+    strDir = screenshotSetting->GetValue();
+  }
+
+  URIUtils::RemoveSlashAtEnd(strDir);
+
+  if (!strDir.empty())
+  {
+    std::string file = CUtil::GetNextFilename(URIUtils::AddFileToFolder(strDir, "screenshot%03d.png"), 999);
+
+    if (!file.empty())
+    {
+      TakeScreenshot(file, false);
+    }
+    else
+    {
+      CLog::Log(LOGWARNING, "Too many screen shots or invalid folder");
+    }
+  }
+}
-- 
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