Q2                 43 libavcodec/cavsdsp.c #define Q2 p0_p[ 2*stride]
Q2                120 libavcodec/cavsdsp.c #undef Q2
Q2               1503 libavcodec/hevcdsp_template.c #define Q2 pix[2 * xstride]
Q2               1682 libavcodec/hevcdsp_template.c #undef Q2