shithub: libvpx

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Make firstpass encode Y-only

The chroma planes are not used during the first pass encode,
but the vp9_encode_sb() function was operating on them anyway.
This was causing the use of uninitialized memory.

Change-Id: I5ebafcd3d5e34ed91a8336dad159b573995a939f

--- a/vp9/encoder/vp9_firstpass.c

+++ b/vp9/encoder/vp9_firstpass.c

@@ -632,7 +632,7 @@

           vp9_build_inter_predictors_sby(xd, mb_row << 1,

                                          mb_col << 1,

                                          BLOCK_SIZE_MB16X16);

-          vp9_encode_sb(cm, x, BLOCK_SIZE_MB16X16);

+          vp9_encode_sby(cm, x, BLOCK_SIZE_MB16X16);

           sum_mvr += mv.as_mv.row;

           sum_mvr_abs += abs(mv.as_mv.row);

           sum_mvc += mv.as_mv.col;

-- 

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