shithub: openh264

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fix the condition of scene change flag and comments

--- a/codec/encoder/core/src/wels_preprocess.cpp

+++ b/codec/encoder/core/src/wels_preprocess.cpp

@@ -627,7 +627,7 @@

   int32_t iRet = m_pInterfaceVp->Process (iMethodIdx, &sSrcPixMap, &sRefPixMap);

   if (iRet == 0) {

     m_pInterfaceVp->Get (iMethodIdx, (void*)&sSceneChangeDetectResult);

-    bSceneChangeFlag = (sSceneChangeDetectResult.eSceneChangeIdc != LARGE_CHANGED_SCENE) ? true : false;

+    bSceneChangeFlag = (sSceneChangeDetectResult.eSceneChangeIdc == LARGE_CHANGED_SCENE) ? true : false;

   }

   return bSceneChangeFlag;

--- a/codec/processing/interface/IWelsVP.h

+++ b/codec/processing/interface/IWelsVP.h

@@ -143,7 +143,7 @@

 } ESceneChangeIdc;

 typedef struct {

-  ESceneChangeIdc eSceneChangeIdc; // 0:false ; 1:true

+  ESceneChangeIdc eSceneChangeIdc; // SIMILAR_SCENE, MEDIUM_CHANGED_SCENE, LARGE_CHANGED_SCENE

 } SSceneChangeResult;

 typedef struct {