shithub: openh264

Info  •  Files  •  Log  •  Branches

add exception handler,  the AMD cpu must be single core if it do not support HTT

--- a/codec/common/cpu.cpp

+++ b/codec/common/cpu.cpp

@@ -133,7 +133,11 @@

   if( pNumberOfLogicProcessors != NULL ){

     if (!strcmp((const str_t*)chVenderName, CPU_Vender_AMD)){

-      *pNumberOfLogicProcessors = (uiFeatureB & 0x00ff0000) >> 16; // feature bits: 23-16 on returned EBX

+      if( uiCPU & WELS_CPU_HTT){

+        *pNumberOfLogicProcessors = (uiFeatureB & 0x00ff0000) >> 16; // feature bits: 23-16 on returned EBX

+      } else {

+        *pNumberOfLogicProcessors = 1;

+      }

     } else if( !strcmp((const str_t*)chVenderName, CPU_Vender_INTEL) ){

       uiFeatureC = 0;

       WelsCPUId(0x4, &uiFeatureA, &uiFeatureB, &uiFeatureC, &uiFeatureD);