Dynamic evaluation of the processor flags passed to libpostproc.

Similar to the work done for swscale. Benefits 3DNow and Altivec users, as the optimizations were not turned on for them.

diff --git a/lib/DllPostProc.h b/lib/DllPostProc.h
index cb46300..b09a3f6 100644 (file)
--- a/lib/DllPostProc.h
+++ b/lib/DllPostProc.h
@@ -55,6 +55,25 @@ extern "C" {
 #endif
 }
 
+#include "utils/CPUInfo.h"
+
+inline int PPCPUFlags()
+{
+  unsigned int cpuFeatures = g_cpuInfo.GetCPUFeatures();
+  int flags = 0;
+
+  if (cpuFeatures & CPU_FEATURE_MMX)
+    flags |= PP_CPU_CAPS_MMX;
+  if (cpuFeatures & CPU_FEATURE_MMX2)
+    flags |= PP_CPU_CAPS_MMX2;
+  if (cpuFeatures & CPU_FEATURE_3DNOW)
+    flags |= PP_CPU_CAPS_3DNOW;
+  if (cpuFeatures & CPU_FEATURE_ALTIVEC)
+    flags |= PP_CPU_CAPS_ALTIVEC;
+
+  return flags;
+}
+
 class DllPostProcInterface
 {
 public:

diff --git a/xbmc/cores/dvdplayer/DVDCodecs/Video/DVDVideoPPFFmpeg.cpp b/xbmc/cores/dvdplayer/DVDCodecs/Video/DVDVideoPPFFmpeg.cpp
index a118c59..a111e3c 100644 (file)
--- a/xbmc/cores/dvdplayer/DVDCodecs/Video/DVDVideoPPFFmpeg.cpp
+++ b/xbmc/cores/dvdplayer/DVDCodecs/Video/DVDVideoPPFFmpeg.cpp
@@ -78,7 +78,7 @@ bool CDVDVideoPPFFmpeg::CheckInit(int iWidth, int iHeight)
       Dispose();
     }
 
-    m_pContext = m_dll.pp_get_context(m_pSource->iWidth, m_pSource->iHeight, PP_CPU_CAPS_MMX | PP_CPU_CAPS_MMX2 | PP_FORMAT_420);
+    m_pContext = m_dll.pp_get_context(m_pSource->iWidth, m_pSource->iHeight, PPCPUFlags() | PP_FORMAT_420);
 
     m_iInitWidth = m_pSource->iWidth;
     m_iInitHeight = m_pSource->iHeight;