[x265] [PATCH] Fix bug in PCM mode

[Min Chen]

# HG changeset patch
# User Min Chen <chenm003 at 163.com>
# Date 1378293777 -28800
# Node ID 16ea05a9c83144fb5bfc14fab5ad6968d190a549
# Parent  5f0f2466345f15af45f0fd7f36050257dd125643
Fix bug in PCM mode

diff -r 5f0f2466345f -r 16ea05a9c831 source/encoder/framefilter.cpp
--- a/source/encoder/framefilter.cpp	Wed Sep 04 16:27:32 2013 +0530
+++ b/source/encoder/framefilter.cpp	Wed Sep 04 19:22:57 2013 +0800
@@ -213,7 +213,7 @@
             {
                 for (UInt col = 0; col < numCols; col++)
                 {
-                    const uint32_t cuAddr = lineStartCUAddr + col;
+                    const uint32_t cuAddr = lineStartCUAddr - numCols + col;
                     TComDataCU* cu = m_pic->getCU(cuAddr);
 
                     xPCMCURestoration(cu, 0, 0);
@@ -282,6 +282,19 @@
             m_sao.processSaoUnitRow(saoParam->saoLcuParam[2], row, 2);
         }
 
+        // TODO: this code is NOT VERIFY because TransformSkip and PCM mode have some bugs, they always not active!
+        bool  bPCMFilter = (m_pic->getSlice()->getSPS()->getUsePCM() && m_pic->getSlice()->getSPS()->getPCMFilterDisableFlag()) ? true : false;
+        if (bPCMFilter || m_pic->getSlice()->getPPS()->getTransquantBypassEnableFlag())
+        {
+            for (UInt col = 0; col < numCols; col++)
+            {
+                const uint32_t cuAddr = lineStartCUAddr + col;
+                TComDataCU* cu = m_pic->getCU(cuAddr);
+
+                xPCMCURestoration(cu, 0, 0);
+            }
+        }
+
         m_completionEvent.trigger();
 
         // TODO: Remove when we confirm below code is right