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Diffstat (limited to 'vp9/encoder/vp9_rdopt.c')
-rw-r--r--vp9/encoder/vp9_rdopt.c24
1 files changed, 19 insertions, 5 deletions
diff --git a/vp9/encoder/vp9_rdopt.c b/vp9/encoder/vp9_rdopt.c
index 2a6b70703..bcd8f013f 100644
--- a/vp9/encoder/vp9_rdopt.c
+++ b/vp9/encoder/vp9_rdopt.c
@@ -1349,11 +1349,25 @@ static int64_t encode_inter_mb_segment(VP9_COMP *cpi,
const InterpKernel *kernel = vp9_filter_kernels[mi->mbmi.interp_filter];
for (ref = 0; ref < 1 + is_compound; ++ref) {
- const uint8_t *pre = &pd->pre[ref].buf[vp9_raster_block_offset(BLOCK_8X8, i,
- pd->pre[ref].stride)];
+ const int bw = b_width_log2_lookup[BLOCK_8X8];
+ const int h = 4 * (i >> bw);
+ const int w = 4 * (i & ((1 << bw) - 1));
+ const struct scale_factors *sf = &xd->block_refs[ref]->sf;
+ int y_stride = pd->pre[ref].stride;
+ uint8_t *pre = pd->pre[ref].buf + (h * pd->pre[ref].stride + w);
+
+ if (vp9_is_scaled(sf)) {
+ const int x_start = (-xd->mb_to_left_edge >> (3 + pd->subsampling_x));
+ const int y_start = (-xd->mb_to_top_edge >> (3 + pd->subsampling_y));
+
+ y_stride = xd->block_refs[ref]->buf->y_stride;
+ pre = xd->block_refs[ref]->buf->y_buffer;
+ pre += scaled_buffer_offset(x_start + w, y_start + h,
+ y_stride, sf);
+ }
#if CONFIG_VP9_HIGHBITDEPTH
if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
- vp9_highbd_build_inter_predictor(pre, pd->pre[ref].stride,
+ vp9_highbd_build_inter_predictor(pre, y_stride,
dst, pd->dst.stride,
&mi->bmi[i].as_mv[ref].as_mv,
&xd->block_refs[ref]->sf, width, height,
@@ -1361,7 +1375,7 @@ static int64_t encode_inter_mb_segment(VP9_COMP *cpi,
mi_col * MI_SIZE + 4 * (i % 2),
mi_row * MI_SIZE + 4 * (i / 2), xd->bd);
} else {
- vp9_build_inter_predictor(pre, pd->pre[ref].stride,
+ vp9_build_inter_predictor(pre, y_stride,
dst, pd->dst.stride,
&mi->bmi[i].as_mv[ref].as_mv,
&xd->block_refs[ref]->sf, width, height, ref,
@@ -1370,7 +1384,7 @@ static int64_t encode_inter_mb_segment(VP9_COMP *cpi,
mi_row * MI_SIZE + 4 * (i / 2));
}
#else
- vp9_build_inter_predictor(pre, pd->pre[ref].stride,
+ vp9_build_inter_predictor(pre, y_stride,
dst, pd->dst.stride,
&mi->bmi[i].as_mv[ref].as_mv,
&xd->block_refs[ref]->sf, width, height, ref,