From 3cc137f4fa8ea87d335c210786aee652226e7710 Mon Sep 17 00:00:00 2001
From: Anton Fedchin <anightik@gmail.com>
Date: Fri, 8 Feb 2019 13:03:00 +0300
Subject: [PATCH] [videoplayer] WinRenderer: remove `dxvaallowhqscaling`
 setting

---
 .../VideoRenderers/WinRenderer.cpp            | 54 ++++++-------------
 xbmc/settings/AdvancedSettings.cpp            |  2 -
 xbmc/settings/AdvancedSettings.h              |  1 -
 3 files changed, 15 insertions(+), 42 deletions(-)

diff --git a/xbmc/cores/VideoPlayer/VideoRenderers/WinRenderer.cpp b/xbmc/cores/VideoPlayer/VideoRenderers/WinRenderer.cpp
index 3a2f7a62b49da..bf3ac0e651436 100644
--- a/xbmc/cores/VideoPlayer/VideoRenderers/WinRenderer.cpp
+++ b/xbmc/cores/VideoPlayer/VideoRenderers/WinRenderer.cpp
@@ -493,42 +493,25 @@ void CWinRenderer::SelectPSVideoFilter()
 
   switch (m_scalingMethod)
   {
-  case VS_SCALINGMETHOD_NEAREST:
-  case VS_SCALINGMETHOD_LINEAR:
-    break;
-
   case VS_SCALINGMETHOD_CUBIC:
   case VS_SCALINGMETHOD_LANCZOS2:
   case VS_SCALINGMETHOD_SPLINE36_FAST:
   case VS_SCALINGMETHOD_LANCZOS3_FAST:
-    m_bUseHQScaler = true;
-    break;
-
   case VS_SCALINGMETHOD_SPLINE36:
   case VS_SCALINGMETHOD_LANCZOS3:
     m_bUseHQScaler = true;
     break;
 
-  case VS_SCALINGMETHOD_SINC8:
-    CLog::Log(LOGERROR, "D3D: TODO: This scaler has not yet been implemented");
-    break;
-
-  case VS_SCALINGMETHOD_BICUBIC_SOFTWARE:
-  case VS_SCALINGMETHOD_LANCZOS_SOFTWARE:
-  case VS_SCALINGMETHOD_SINC_SOFTWARE:
-    CLog::Log(LOGERROR, "D3D: TODO: Software scaling has not yet been implemented");
-    break;
-
   default:
     break;
   }
 
   if (m_scalingMethod == VS_SCALINGMETHOD_AUTO)
   {
-    bool scaleSD = m_sourceHeight < 720 && m_sourceWidth < 1280;
-    bool scaleUp = static_cast<int>(m_sourceHeight) < CServiceBroker::GetWinSystem()->GetGfxContext().GetHeight()
+    const bool scaleSD = m_sourceHeight < 720 && m_sourceWidth < 1280;
+    const bool scaleUp = static_cast<int>(m_sourceHeight) < CServiceBroker::GetWinSystem()->GetGfxContext().GetHeight()
                 && static_cast<int>(m_sourceWidth) < CServiceBroker::GetWinSystem()->GetGfxContext().GetWidth();
-    bool scaleFps = m_fps < (CServiceBroker::GetSettingsComponent()->GetAdvancedSettings()->m_videoAutoScaleMaxFps + 0.01f);
+    const bool scaleFps = m_fps < CServiceBroker::GetSettingsComponent()->GetAdvancedSettings()->m_videoAutoScaleMaxFps + 0.01f;
 
     if (m_renderMethod == RENDER_DXVA)
     {
@@ -540,6 +523,8 @@ void CWinRenderer::SelectPSVideoFilter()
       m_scalingMethod = VS_SCALINGMETHOD_LANCZOS3_FAST;
       m_bUseHQScaler = true;
     }
+    else
+      m_scalingMethod = VS_SCALINGMETHOD_LINEAR;
   }
   if (m_renderOrientation)
     m_bUseHQScaler = false;
@@ -1037,21 +1022,17 @@ bool CWinRenderer::Supports(ERENDERFEATURE feature)
 
 bool CWinRenderer::Supports(ESCALINGMETHOD method)
 {
-  if (m_renderMethod == RENDER_PS || m_renderMethod == RENDER_DXVA)
-  {
-    if (m_renderMethod == RENDER_DXVA)
-    {
-      if (method == VS_SCALINGMETHOD_DXVA_HARDWARE
-       || method == VS_SCALINGMETHOD_AUTO)
-        return true;
-      if (!CServiceBroker::GetSettingsComponent()->GetAdvancedSettings()->m_DXVAAllowHqScaling || m_renderOrientation)
-        return false;
-    }
+  if (method == VS_SCALINGMETHOD_AUTO)
+    return true;
 
-    if ( method == VS_SCALINGMETHOD_AUTO
-     || (method == VS_SCALINGMETHOD_LINEAR && m_renderMethod == RENDER_PS))
-        return true;
+  if (method == VS_SCALINGMETHOD_LINEAR && m_renderMethod != RENDER_DXVA)
+    return true;
 
+  if (method == VS_SCALINGMETHOD_DXVA_HARDWARE && m_renderMethod == RENDER_DXVA)
+    return true;
+
+  if (m_renderMethod == RENDER_PS || m_renderMethod == RENDER_DXVA)
+  {
     if (DX::DeviceResources::Get()->GetDeviceFeatureLevel() >= D3D_FEATURE_LEVEL_9_3 && !m_renderOrientation)
     {
       if (method == VS_SCALINGMETHOD_CUBIC
@@ -1071,12 +1052,7 @@ bool CWinRenderer::Supports(ESCALINGMETHOD method)
       }
     }
   }
-  else if(m_renderMethod == RENDER_SW)
-  {
-    if (method == VS_SCALINGMETHOD_AUTO
-     || method == VS_SCALINGMETHOD_LINEAR)
-      return true;
-  }
+  
   return false;
 }
 
diff --git a/xbmc/settings/AdvancedSettings.cpp b/xbmc/settings/AdvancedSettings.cpp
index f3931613ed1e7..1b38457c7cad9 100644
--- a/xbmc/settings/AdvancedSettings.cpp
+++ b/xbmc/settings/AdvancedSettings.cpp
@@ -173,7 +173,6 @@ void CAdvancedSettings::Initialize()
   m_DXVACheckCompatibility = false;
   m_DXVACheckCompatibilityPresent = false;
   m_DXVAForceProcessorRenderer = true;
-  m_DXVAAllowHqScaling = true;
   m_videoFpsDetect = 1;
   m_maxTempo = 1.55f;
   m_videoPreferStereoStream = false;
@@ -718,7 +717,6 @@ void CAdvancedSettings::ParseSettingsFile(const std::string &file)
     m_DXVACheckCompatibilityPresent = XMLUtils::GetBoolean(pElement,"checkdxvacompatibility", m_DXVACheckCompatibility);
 
     XMLUtils::GetBoolean(pElement,"forcedxvarenderer", m_DXVAForceProcessorRenderer);
-    XMLUtils::GetBoolean(pElement, "dxvaallowhqscaling", m_DXVAAllowHqScaling);
     XMLUtils::GetBoolean(pElement, "usedisplaycontrolhwstereo", m_useDisplayControlHWStereo);
     XMLUtils::GetBoolean(pElement, "allowdiscretedecoder", m_allowUseSeparateDeviceForDecoding);
     //0 = disable fps detect, 1 = only detect on timestamps with uniform spacing, 2 detect on all timestamps
diff --git a/xbmc/settings/AdvancedSettings.h b/xbmc/settings/AdvancedSettings.h
index 1df75ad562bb6..1de3b00b276dc 100644
--- a/xbmc/settings/AdvancedSettings.h
+++ b/xbmc/settings/AdvancedSettings.h
@@ -179,7 +179,6 @@ class CAdvancedSettings : public ISettingCallback, public ISettingsHandler
     bool m_DXVACheckCompatibility;
     bool m_DXVACheckCompatibilityPresent;
     bool m_DXVAForceProcessorRenderer;
-    bool m_DXVAAllowHqScaling;
     int  m_videoFpsDetect;
     bool m_mediacodecForceSoftwareRendering;
     float m_maxTempo;