Remove -mavx2 option from CMakeLists.txt

It's not used in the sample application and will
cause issues on platforms that does't support avx2

Signed-off-by: Elaine Wang <[email protected]>

Author: dwang26

video_e2e_sample/CMakeLists.txt

@@ -9,7 +9,7 @@ set(MFX_INCLUDE $ENV{MFX_HOME}/include)
 set(MFX_LIB_OPENSOURCE $ENV{MFX_HOME}/lib)
 set(MFX_LIB $ENV{MFX_HOME}/lib/lin_x64)
 #set(GFLAGS_INCLUDE ${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/gflags/include)
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx2 -g -O3 -std=c++11 -funroll-loops -ftree-vectorize -I${DL_SAMPLE_INCLUDE}  -I${MFX_INCLUDE} -I${DL_SDK_INCLUDE} -I${DL_SDK_INCLUDE}/cpp -I${OPENCV_INCLUDE} -DLIBVA_SUPPORT -DLIBVA_DRM_SUPPORT")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -O3 -std=c++11 -funroll-loops -ftree-vectorize -I${DL_SAMPLE_INCLUDE}  -I${MFX_INCLUDE} -I${DL_SDK_INCLUDE} -I${DL_SDK_INCLUDE}/cpp -I${OPENCV_INCLUDE} -DLIBVA_SUPPORT -DLIBVA_DRM_SUPPORT")
 set(ENABLE_EXPORTS false)
 set(CMAKE_EXE_LINKER_FLAGS "-L${OPENCV_LIB} -L${DL_SDK_LIB}")