DCT_SAD          1224 libavcodec/x86/dsputilenc_mmx.c         DCT_SAD\
DCT_SAD          1242 libavcodec/x86/dsputilenc_mmx.c #undef DCT_SAD
DCT_SAD          1244 libavcodec/x86/dsputilenc_mmx.c #define DCT_SAD       DCT_SAD_SSE2
DCT_SAD          1255 libavcodec/x86/dsputilenc_mmx.c #undef DCT_SAD