shithub: libvpx

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ref: c88ce84bb5785a228235a57e856d8d3a0c861cdd
parent: 90517b5e8596996bf41aec85f80bd5b20e13e140
parent: 0bb897211deb61bf76354330d8d9d9bf63ce7759
author: Yaowu Xu <yaowu@google.com>
date: Tue Apr 7 12:29:51 EDT 2015

Merge "Optimize the checking for transform skipping"

--- a/vp9/encoder/vp9_pickmode.c
+++ b/vp9/encoder/vp9_pickmode.c
@@ -391,10 +391,11 @@
       var_uv[j] = cpi->fn_ptr[uv_bsize].vf(p->src.buf, p->src.stride,
           pd->dst.buf, pd->dst.stride, &sse_uv[j]);
 
-      if (var_uv[j] < uv_ac_thr || var_uv[j] == 0) {
-        if (sse_uv[j] - var_uv[j] < uv_dc_thr || sse_uv[j] == var_uv[j])
-          skip_uv[j] = 1;
-      }
+      if ((var_uv[j] < uv_ac_thr || var_uv[j] == 0) &&
+          (sse_uv[j] - var_uv[j] < uv_dc_thr || sse_uv[j] == var_uv[j]))
+        skip_uv[j] = 1;
+      else
+        break;
     }
 
     // If the transform in YUV planes are skippable, the mode search checks