static av_always_inline void mc_chroma_dir(VP9Context *s, vp9_mc_func(*mc)[2], uint8_t *dst_u, uint8_t *dst_v, ptrdiff_t dst_stride, const uint8_t *ref_u, ptrdiff_t src_stride_u, const uint8_t *ref_v, ptrdiff_t src_stride_v, ThreadFrame *ref_frame, ptrdiff_t y, ptrdiff_t x, const VP56mv *mv, int bw, int bh, int w, int h) { int mx = mv->x, my = mv->y; int th; y += my >> 4; x += mx >> 4; ref_u += y * src_stride_u + x; ref_v += y * src_stride_v + x; mx &= 15; my &= 15; // we use +7 because the last 7 pixels of each sbrow can be changed in // the longest loopfilter of the next sbrow th = (y + bh + 4 * !!my + 7) >> 5; ff_thread_await_progress(ref_frame, FFMAX(th, 0), 0); // FIXME bilinear filter only needs 0/1 pixels, not 3/4 if (x < !!mx * 3 || y < !!my * 3 || x + !!mx * 4 > w - bw || y + !!my * 4 > h - bh) { s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ref_u - !!my * 3 * src_stride_u - !!mx * 3, 80, src_stride_u, bw + !!mx * 7, bh + !!my * 7, x - !!mx * 3, y - !!my * 3, w, h); ref_u = s->edge_emu_buffer + !!my * 3 * 80 + !!mx * 3; mc[!!mx][!!my](dst_u, dst_stride, ref_u, 80, bh, mx, my); s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ref_v - !!my * 3 * src_stride_v - !!mx * 3, 80, src_stride_v, bw + !!mx * 7, bh + !!my * 7, x - !!mx * 3, y - !!my * 3, w, h); ref_v = s->edge_emu_buffer + !!my * 3 * 80 + !!mx * 3; mc[!!mx][!!my](dst_v, dst_stride, ref_v, 80, bh, mx, my); } else { mc[!!mx][!!my](dst_u, dst_stride, ref_u, src_stride_u, bh, mx, my); mc[!!mx][!!my](dst_v, dst_stride, ref_v, src_stride_v, bh, mx, my); } }
static av_always_inline void mc_chroma_dir(VP9Context *s, vp9_mc_func(*mc)[2], uint8_t *dst_u, uint8_t *dst_v, ptrdiff_t dst_stride, const uint8_t *ref_u, ptrdiff_t src_stride_u, const uint8_t *ref_v, ptrdiff_t src_stride_v, ThreadFrame *ref_frame, ptrdiff_t y, ptrdiff_t x, const VP56mv *mv, int bw, int bh, int w, int h) { int mx = mv->x, my = mv->y; int th; y += my >> 4; x += mx >> 4; ref_u += y * src_stride_u + x; ref_v += y * src_stride_v + x; mx &= 15; my &= 15;  