shithub: libvpx

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Fix a subtle issue in re-use inter_pred

The initialization of this_mode_pred does not work when the ref_frame
loop ever goes beyond LAST_FRAME. This commit fixes the subtle issue
and allows potentially expanding the loop to test GOLDEN_FRAME.

Change-Id: Ibbd427a22160d1d9eacb8ed0c87f88d6cef9c0f3

--- a/vp9/encoder/vp9_pickmode.c

+++ b/vp9/encoder/vp9_pickmode.c

@@ -635,7 +635,7 @@

       // motion vector is at sub-pixel accuracy level for luma component, i.e.,

       // the last three bits are all zeros.

       if (cpi->sf.reuse_inter_pred_sby) {

-        if (this_mode == NEARESTMV) {

+        if (!this_mode_pred) {

           this_mode_pred = &tmp[3];

         } else {

           this_mode_pred = &tmp[get_pred_buffer(tmp, 3)];