kodi/Intel: Various improvements from fritsch

packages/mediacenter/kodi/config/appliance.xml

@@ -17,6 +17,9 @@
         <setting id="videoscreen.screen">
           <visible>false</visible>
         </setting>
+        <setting id="videoscreen.limitedrange">
+          <level>1</level>
+        </setting>
       </group>
       <group id="3">
         <setting id="videoscreen.noofbuffers">

packages/mediacenter/kodi/patches/kodi-999.99-detect-intel-gpus.patch

@@ -0,0 +1,83 @@
+From b2db330176ca1115ae9a4bc31af082b80b87ecdb Mon Sep 17 00:00:00 2001
+From: MilhouseVH <milhouseVH.github@nmacleod.com>
+Date: Thu, 11 Aug 2016 07:32:48 +0100
+Subject: [PATCH] LibreELEC: Detect intel gpus and use limited range by default
+
+---
+ xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodec.cpp | 11 +++++++++++
+ xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodec.h   |  5 +++++
+ xbmc/settings/Settings.cpp                               |  9 +++++++++
+ 3 files changed, 25 insertions(+)
+
+diff --git a/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodec.cpp b/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodec.cpp
+index e8071bd..83db224 100644
+--- a/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodec.cpp
++++ b/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodec.cpp
+@@ -22,6 +22,8 @@
+ #include "settings/Settings.h"
+ #include "settings/lib/Setting.h"
+ #include "windowing/WindowingFactory.h"
++#include "utils/SysfsUtils.h"
++#include "utils/StringUtils.h"
+
+ bool CDVDVideoCodec::IsSettingVisible(const std::string &condition, const std::string &value, const CSetting *setting, void *data)
+ {
+@@ -72,3 +74,12 @@ bool CDVDVideoCodec::IsCodecDisabled(const std::map<AVCodecID, std::string> &map
+   }
+   return false; // don't disable what we don't have
+ }
++
++bool CDVDVideoCodec::IsIntel()
++{
++  // check if we are running on intel hardware
++  std::string gpuvendor;
++  SysfsUtils::GetString("/proc/fb", gpuvendor);
++
++  return StringUtils::EndsWith(gpuvendor, "inteldrmfb");
++}
+diff --git a/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodec.h b/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodec.h
+index a2da9de..cc8a574 100644
+--- a/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodec.h
++++ b/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodec.h
+@@ -257,6 +257,11 @@ public:
+   static bool IsSettingVisible(const std::string &condition, const std::string &value, const CSetting *setting, void *data);
+
+   /**
++   * Check if we are using an Intel GPU
++   */
++  static bool IsIntel();
++
++  /**
+    * Interact with user settings so that user disabled codecs are disabled
+    */
+   static bool IsCodecDisabled(const std::map<AVCodecID, std::string> &map, AVCodecID id);
+diff --git a/xbmc/settings/Settings.cpp b/xbmc/settings/Settings.cpp
+index 0e429f3..7052391 100644
+--- a/xbmc/settings/Settings.cpp
++++ b/xbmc/settings/Settings.cpp
+@@ -32,6 +32,7 @@
+ #include "cores/AudioEngine/AEFactory.h"
+ #include "cores/playercorefactory/PlayerCoreFactory.h"
+ #include "cores/VideoPlayer/VideoRenderers/BaseRenderer.h"
++#include "cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodec.h"
+ #include "filesystem/File.h"
+ #include "guilib/GraphicContext.h"
+ #include "guilib/GUIAudioManager.h"
+@@ -911,6 +912,14 @@ void CSettings::InitializeDefaults()
+
+   if (g_application.IsStandAlone())
+     ((CSettingInt*)m_settingsManager->GetSetting(CSettings::SETTING_POWERMANAGEMENT_SHUTDOWNSTATE))->SetDefault(POWERSTATE_SHUTDOWN);
++
++#if ((defined(HAVE_LIBVA) || defined(HAVE_LIBVDPAU)))
++  bool isIntel = CDVDVideoCodec::IsIntel();
++  // Intel driver is operating in passthrough mode so use limited range by default
++  ((CSettingBool*)GetSetting(CSettings::SETTING_VIDEOSCREEN_LIMITEDRANGE))->SetDefault(isIntel);
++  ((CSettingBool*)GetSetting(CSettings::SETTING_VIDEOPLAYER_USEVAAPI))->SetDefault(isIntel);
++  ((CSettingBool*)GetSetting(CSettings::SETTING_VIDEOPLAYER_USEVDPAU))->SetDefault(!isIntel);
++#endif
+ }
+
+ void CSettings::InitializeOptionFillers()
+-- 
+2.7.4
+

projects/Generic/filesystem/etc/X11/xorg-i915.conf

@@ -0,0 +1,7 @@
+Section "Device"
+  Identifier  "Device0"
+  Driver      "intel"
+  VendorName  "INTEL Corporation"
+  Option "TripleBuffer" "false"
+  Option "TearFree" "false"
+EndSection

projects/Generic/filesystem/usr/bin/intel-fullrange.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+FB_TYPE="$(grep '^0 ' /proc/fb | sed 's/[^[:space:]] //')"
+
+if [ "$FB_TYPE" == "inteldrmfb" ]; then
+  OUTPUT=`/usr/bin/xrandr -display :0 -q | sed '/ connected/!d;s/ .*//;q'`
+  for out in $OUTPUT ; do
+    # Hack - something is not yet fully right
+    /usr/bin/xrandr -display :0 --output $out --set "Broadcast RGB" "Full"
+    /usr/bin/xrandr -display :0 --output $out --set "Broadcast RGB" "Video 16:235 pass-through"
+    # Seems there is a little race somewhere on some outputs
+    # Turn the display shortly off and on again
+    if [ -e "/storage/.config/forcedisplay" ]; then
+      /usr/bin/xrandr -display :0 --output $out --off ; /usr/bin/xrandr -display :0 --output $out --auto
+    fi
+  done
+fi

projects/Generic/filesystem/usr/lib/systemd/system/intel-fullrange-resume.service

@@ -0,0 +1,13 @@
+[Unit]
+Description=Restore full range after suspend
+Before=sleep.target
+StopWhenUnneeded=yes
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=/bin/true
+ExecStop=-/bin/sh "/usr/bin/intel-fullrange.sh"
+
+[Install]
+WantedBy=sleep.target

projects/Generic/filesystem/usr/lib/systemd/system/intel-fullrange.service

@@ -0,0 +1,14 @@
+[Unit]
+Description=intel switch to full range
+Before=kodi.service
+After=graphical.target
+
+[Service]
+Type=oneshot
+Environment=DISPLAY=:0.0
+ExecStart=-/bin/sh "/usr/bin/intel-fullrange.sh"
+StandardError=null
+RemainAfterExit=yes
+
+[Install]
+WantedBy=kodi.target