SRC              3743 libavcodec/dsputil.c #define SRC(x) dct[i][x]
SRC              3747 libavcodec/dsputil.c #undef SRC
SRC              3750 libavcodec/dsputil.c #define SRC(x) dct[x][i]
SRC              3754 libavcodec/dsputil.c #undef SRC
SRC               748 libavcodec/h264pred.c #define SRC(x,y) src[(x)+(y)*stride]
SRC               988 libavcodec/h264pred.c #undef SRC