shithub: libvpx

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Merge "Skip fetching original frame pointers for UV in background check"

--- a/vp9/encoder/vp9_encodeframe.c

+++ b/vp9/encoder/vp9_encodeframe.c

@@ -1273,7 +1273,6 @@

 static int is_background(VP9_COMP *cpi, const TileInfo *const tile,

                          int mi_row, int mi_col) {

-  MACROBLOCK *const x = &cpi->mb;

   uint8_t *src, *pre;

   int src_stride, pre_stride;

@@ -1283,11 +1282,10 @@

   int this_sad = 0;

   int threshold = 0;

-  vp9_setup_src_planes(x, cpi->Source, mi_row, mi_col);

-

-  src_stride = x->plane[0].src.stride;

-  src = x->plane[0].src.buf;

-

+  // This assumes the input source frames are of the same dimension.

+  src_stride = cpi->Source->y_stride;

+  src = cpi->Source->y_buffer + (mi_row * MI_SIZE) * src_stride +

+            (mi_col * MI_SIZE);

   pre_stride = cpi->Last_Source->y_stride;

   pre = cpi->Last_Source->y_buffer + (mi_row * MI_SIZE) * pre_stride +

           (mi_col * MI_SIZE);