From 2cb18a3f8f650d3797d6f27876ccf481afbd1396 Mon Sep 17 00:00:00 2001
From: Geoffrey McRae <geoff@hostfission.com>
Date: Fri, 7 Dec 2018 20:52:47 +1100
Subject: [PATCH] [host] removed incomplete h264

---
 common/KVMFR.h        |  1 -
 host/Capture/DXGI.cpp | 73 ++-----------------------------------------
 host/Capture/DXGI.h   |  2 --
 3 files changed, 2 insertions(+), 74 deletions(-)

diff --git a/common/KVMFR.h b/common/KVMFR.h
index 0e46c06e..9a8bf191 100644
--- a/common/KVMFR.h
+++ b/common/KVMFR.h
@@ -30,7 +30,6 @@ typedef enum FrameType
   FRAME_TYPE_RGBA      , // RGBA interleaved: R,G,B,A 32bpp
   FRAME_TYPE_RGBA10    , // RGBA interleaved: R,G,B,A 10,10,10,2 bpp
   FRAME_TYPE_YUV420    , // YUV420
-  FRAME_TYPE_H264      , // H264 compressed
   FRAME_TYPE_MAX       , // sentinel value
 }
 FrameType;
diff --git a/host/Capture/DXGI.cpp b/host/Capture/DXGI.cpp
index 101fbfef..dc8150e8 100644
--- a/host/Capture/DXGI.cpp
+++ b/host/Capture/DXGI.cpp
@@ -414,19 +414,6 @@ bool DXGI::InitYUV420Capture()
   return true;
 }
 
-bool DXGI::InitH264Capture()
-{
-  m_textureConverter = new TextureConverter();
-  if (!m_textureConverter->Initialize(m_deviceContext, m_device, m_width, m_height, FRAME_TYPE_YUV420))
-    return false;
-
-  m_h264 = new MFT::H264();
-  if (!m_h264->Initialize(m_device, m_width, m_height))
-    return false;
-  
-  return true;
-}
-
 void DXGI::DeInitialize()
 {
   if (m_h264)
@@ -667,13 +654,9 @@ unsigned int Capture::DXGI::Capture()
 
     for(CaptureOptions::const_iterator it = m_options->cbegin(); it != m_options->cend(); ++it)
     {
-      if (_stricmp(*it, "h264"  ) == 0) m_frameType = FRAME_TYPE_H264;
       if (_stricmp(*it, "yuv420") == 0) m_frameType = FRAME_TYPE_YUV420;
     }
 
-    if (m_frameType == FRAME_TYPE_H264)
-      DEBUG_WARN("Enabling experimental H.264 compression");
-
     bool ok = false;
     switch (m_frameType)
     {
@@ -821,55 +804,6 @@ GrabStatus Capture::DXGI::GrabFrameYUV420(struct FrameInfo & frame)
   return GRAB_STATUS_OK;
 }
 
-GrabStatus Capture::DXGI::GrabFrameH264(struct FrameInfo & frame)
-{
-  return GRAB_STATUS_ERROR;
-  #if 0
-  while(true)
-  {
-    unsigned int events = m_h264->Process();
-    if (events & MFT::H264_EVENT_ERROR)
-      return GRAB_STATUS_ERROR;
-
-    if (events & MFT::H264_EVENT_NEEDS_DATA)
-    {
-      GrabStatus result;
-      ID3D11Texture2DPtr texture;
-      bool timeout;
-
-      result = GrabFrameTexture(frame, cursor, texture, timeout);
-      if (result != GRAB_STATUS_OK)
-      {
-        ReleaseFrame();
-        continue;
-      }
-
-      if (!timeout)
-      {
-        if (!m_textureConverter->Convert(texture))
-        {
-          SafeRelease(&texture);
-          return GRAB_STATUS_ERROR;
-        }
-      }
-
-      if (!m_h264->ProvideFrame(texture))
-        return GRAB_STATUS_ERROR;
-
-      ReleaseFrame();
-    }
-
-    if (events & MFT::H264_EVENT_HAS_DATA)
-    {
-      if (!m_h264->GetFrame(frame.buffer, frame.bufferSize, frame.pitch))
-        return GRAB_STATUS_ERROR;
-
-      return GRAB_STATUS_OK;
-    }
-  }
-  #endif
-}
-
 GrabStatus DXGI::GetFrame(struct FrameInfo & frame)
 {
   if (!m_ftexture)
@@ -881,11 +815,8 @@ GrabStatus DXGI::GetFrame(struct FrameInfo & frame)
   frame.width  = m_width;
   frame.height = m_height;
 
-  switch (m_frameType)
-  {
-    case FRAME_TYPE_YUV420: return GrabFrameYUV420(frame);
-    case FRAME_TYPE_H264  : return GrabFrameH264  (frame);
-  }
+  if (m_frameType == FRAME_TYPE_YUV420)
+    return GrabFrameYUV420(frame);
 
   return GrabFrameRaw(frame);
 }
diff --git a/host/Capture/DXGI.h b/host/Capture/DXGI.h
index 1aad1ffc..16de53ad 100644
--- a/host/Capture/DXGI.h
+++ b/host/Capture/DXGI.h
@@ -70,7 +70,6 @@ namespace Capture
 
     bool InitRawCapture();
     bool InitYUV420Capture();
-    bool InitH264Capture();
 
     CursorInfo         m_cursorRing[DXGI_CURSOR_RING_SIZE];
     unsigned int       m_cursorRPos, m_cursorWPos;
@@ -80,7 +79,6 @@ namespace Capture
     GrabStatus ReleaseFrame();
     GrabStatus GrabFrameRaw    (struct FrameInfo & frame);
     GrabStatus GrabFrameYUV420 (struct FrameInfo & frame);
-    GrabStatus GrabFrameH264   (struct FrameInfo & frame);
 
     CaptureOptions * m_options;