Backed out changeset acf2ccf34d75 (bug 1392143)

dom/media/platforms/wmf/WMFVideoMFTManager.cpp

@@ -603,16 +603,8 @@ WMFVideoMFTManager::Init()
 bool
 WMFVideoMFTManager::InitInternal()
 {
-  // The H264 SanityTest uses a 132x132 videos to determine if DXVA can be used.
-  // so we want to use the software decoder for videos with lower resolutions.
-  static const int MIN_H264_HW_WIDTH = 132;
-  static const int MIN_H264_HW_HEIGHT = 132;
-
   mUseHwAccel = false; // default value; changed if D3D setup succeeds.
-  bool useDxva = (mStreamType != H264 ||
+  bool useDxva = InitializeDXVA();
-                  (mVideoInfo.ImageRect().width > MIN_H264_HW_WIDTH &&
-                   mVideoInfo.ImageRect().height > MIN_H264_HW_HEIGHT)) &&
-                 InitializeDXVA();
 
   RefPtr<MFTDecoder> decoder;
 

toolkit/components/gfx/SanityTest.js

@@ -106,8 +106,6 @@ function takeWindowSnapshot(win, ctx) {
 // different colours. The top left of the video is 8,72
 // and we test a pixel 33,33 into each quadrant to avoid
 // blending differences at the edges.
-// If those values are ever changed, make sure to update
-// WMFVideoMFTManager::CanUseDXVA accordingly.
 //
 // We allow massive amounts of fuzz for the colours since
 // it can depend hugely on the yuv -> rgb conversion, and