Merge "vp8 denoising: add bias factor to zero_mv sse."
diff --git a/test/decode_to_md5.sh b/test/decode_to_md5.sh
index f64acc8..28e29c6 100755
--- a/test/decode_to_md5.sh
+++ b/test/decode_to_md5.sh
@@ -34,7 +34,10 @@
   local expected_md5="$3"
   local output_file="${VPX_TEST_OUTPUT_DIR}/decode_to_md5_${codec}"
 
-  [ -x "${decoder}" ] || return 1
+  if [ ! -x "${decoder}" ]; then
+    elog "${decoder} does not exist or is not executable."
+    return 1
+  fi
 
   eval "${decoder}" "${input_file}" "${output_file}" ${devnull}
 
diff --git a/test/decode_with_drops.sh b/test/decode_with_drops.sh
index 82e934d..12e17de 100755
--- a/test/decode_with_drops.sh
+++ b/test/decode_with_drops.sh
@@ -34,7 +34,10 @@
   local output_file="${VPX_TEST_OUTPUT_DIR}/decode_with_drops_${codec}"
   local drop_mode="$3"
 
-  [ -x "${decoder}" ] || return 1
+  if [ ! -x "${decoder}" ]; then
+    elog "${decoder} does not exist or is not executable."
+    return 1
+  fi
 
   eval "${decoder}" "${input_file}" "${output_file}" "${drop_mode}" ${devnull}
 
diff --git a/test/postproc.sh b/test/postproc.sh
index 050a368..c9c4e58 100755
--- a/test/postproc.sh
+++ b/test/postproc.sh
@@ -32,7 +32,10 @@
   local codec="$2"
   local output_file="${VPX_TEST_OUTPUT_DIR}/postproc_${codec}.raw"
 
-  [ -x "${decoder}" ] || return 1
+  if [ ! -x "${decoder}" ]; then
+    elog "${decoder} does not exist or is not executable."
+    return 1
+  fi
 
   eval "${decoder}" "${input_file}" "${output_file}" ${devnull}
 
diff --git a/test/resize_util.sh b/test/resize_util.sh
index 2a8e3fb..ab3dfd1 100755
--- a/test/resize_util.sh
+++ b/test/resize_util.sh
@@ -33,7 +33,10 @@
 
   # resize_util is available only when CONFIG_SHARED is disabled.
   if [ -z "$(vpx_config_option_enabled CONFIG_SHARED)" ]; then
-    [ -x "${resizer}" ] || return 1
+    if [ ! -x "${resizer}" ]; then
+      elog "${resizer} does not exist or is not executable."
+      return 1
+    fi
 
     eval "${resizer}" "${YUV_RAW_INPUT}" \
         "${YUV_RAW_INPUT_WIDTH}x${YUV_RAW_INPUT_HEIGHT}" \
diff --git a/test/simple_decoder.sh b/test/simple_decoder.sh
index 24b17c5..0be48e6 100755
--- a/test/simple_decoder.sh
+++ b/test/simple_decoder.sh
@@ -32,7 +32,10 @@
   local codec="$2"
   local output_file="${VPX_TEST_OUTPUT_DIR}/simple_decoder_${codec}.raw"
 
-  [ -x "${decoder}" ] || return 1
+  if [ ! -x "${decoder}" ]; then
+    elog "${decoder} does not exist or is not executable."
+    return 1
+  fi
 
   eval "${decoder}" "${input_file}" "${output_file}" ${devnull}
 
diff --git a/test/simple_encoder.sh b/test/simple_encoder.sh
index 6232093..a0b0e13 100755
--- a/test/simple_encoder.sh
+++ b/test/simple_encoder.sh
@@ -29,7 +29,10 @@
   local codec="$1"
   local output_file="${VPX_TEST_OUTPUT_DIR}/simple_encoder_${codec}.ivf"
 
-  [ -x "${encoder}" ] || return 1
+  if [ ! -x "${encoder}" ]; then
+    elog "${encoder} does not exist or is not executable."
+    return 1
+  fi
 
   eval "${encoder}" "${codec}" "${YUV_RAW_INPUT_WIDTH}" \
       "${YUV_RAW_INPUT_HEIGHT}" "${YUV_RAW_INPUT}" "${output_file}" 9999 \
diff --git a/test/tools_common.sh b/test/tools_common.sh
index 1ed1893..7f32905 100755
--- a/test/tools_common.sh
+++ b/test/tools_common.sh
@@ -17,6 +17,10 @@
 set -e
 devnull='> /dev/null 2>&1'
 
+elog() {
+  echo "$@" 1>&2
+}
+
 vlog() {
   if [ "${VPX_TEST_VERBOSE_OUTPUT}" = "yes" ]; then
     echo "$@"
diff --git a/test/twopass_encoder.sh b/test/twopass_encoder.sh
index fe3cbbb..95d49d6 100755
--- a/test/twopass_encoder.sh
+++ b/test/twopass_encoder.sh
@@ -29,7 +29,10 @@
   local codec="$1"
   local output_file="${VPX_TEST_OUTPUT_DIR}/twopass_encoder_${codec}.ivf"
 
-  [ -x "${encoder}" ] || return 1
+  if [ ! -x "${encoder}" ]; then
+    elog "${encoder} does not exist or is not executable."
+    return 1
+  fi
 
   eval "${encoder}" "${codec}" "${YUV_RAW_INPUT_WIDTH}" \
       "${YUV_RAW_INPUT_HEIGHT}" "${YUV_RAW_INPUT}" "${output_file}" \
diff --git a/test/vp8cx_set_ref.sh b/test/vp8cx_set_ref.sh
index ef9d0c0..ee10056 100755
--- a/test/vp8cx_set_ref.sh
+++ b/test/vp8cx_set_ref.sh
@@ -34,7 +34,10 @@
   local output_file="${VPX_TEST_OUTPUT_DIR}/vp8cx_set_ref_${codec}.ivf"
   local ref_frame_num=90
 
-  [ -x "${encoder}" ] || return 1
+  if [ ! -x "${encoder}" ]; then
+    elog "${encoder} does not exist or is not executable."
+    return 1
+  fi
 
   eval "${encoder}" "${YUV_RAW_INPUT_WIDTH}" "${YUV_RAW_INPUT_HEIGHT}" \
       "${YUV_RAW_INPUT}" "${output_file}" "${ref_frame_num}" \
diff --git a/test/vp9_spatial_svc_encoder.sh b/test/vp9_spatial_svc_encoder.sh
index 635cfa2..8c9d130 100755
--- a/test/vp9_spatial_svc_encoder.sh
+++ b/test/vp9_spatial_svc_encoder.sh
@@ -34,7 +34,10 @@
 
   shift
 
-  [ -x "${encoder}" ] || return 1
+  if [ ! -x "${encoder}" ]; then
+    elog "${encoder} does not exist or is not executable."
+    return 1
+  fi
 
   eval "${encoder}" -w "${YUV_RAW_INPUT_WIDTH}" -h "${YUV_RAW_INPUT_HEIGHT}" \
       -k "${max_kf}" -f "${frames_to_encode}" "$@" "${YUV_RAW_INPUT}" \
diff --git a/test/vpx_temporal_svc_encoder.sh b/test/vpx_temporal_svc_encoder.sh
index ff64740..b2e968f 100755
--- a/test/vpx_temporal_svc_encoder.sh
+++ b/test/vpx_temporal_svc_encoder.sh
@@ -39,7 +39,10 @@
 
   shift 2
 
-  [ -x "${encoder}" ] || return 1
+  if [ ! -x "${encoder}" ]; then
+    elog "${encoder} does not exist or is not executable."
+    return 1
+  fi
 
   eval "${encoder}" "${YUV_RAW_INPUT}" "${output_file}" "${codec}" \
       "${YUV_RAW_INPUT_WIDTH}" "${YUV_RAW_INPUT_HEIGHT}" \
diff --git a/vp9/common/vp9_rtcd_defs.pl b/vp9/common/vp9_rtcd_defs.pl
index 66a3956..68613ec 100644
--- a/vp9/common/vp9_rtcd_defs.pl
+++ b/vp9/common/vp9_rtcd_defs.pl
@@ -402,25 +402,25 @@
 
 # variance
 add_proto qw/unsigned int vp9_variance32x16/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
-specialize qw/vp9_variance32x16/, "$sse2_x86inc", "$avx2_x86inc";
+specialize qw/vp9_variance32x16 avx2/, "$sse2_x86inc";
 
 add_proto qw/unsigned int vp9_variance16x32/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
 specialize qw/vp9_variance16x32/, "$sse2_x86inc";
 
 add_proto qw/unsigned int vp9_variance64x32/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
-specialize qw/vp9_variance64x32/, "$sse2_x86inc", "$avx2_x86inc";
+specialize qw/vp9_variance64x32 avx2/, "$sse2_x86inc";
 
 add_proto qw/unsigned int vp9_variance32x64/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
 specialize qw/vp9_variance32x64/, "$sse2_x86inc";
 
 add_proto qw/unsigned int vp9_variance32x32/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
-specialize qw/vp9_variance32x32/, "$sse2_x86inc", "$avx2_x86inc";
+specialize qw/vp9_variance32x32 avx2/, "$sse2_x86inc";
 
 add_proto qw/unsigned int vp9_variance64x64/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
-specialize qw/vp9_variance64x64/, "$sse2_x86inc", "$avx2_x86inc";
+specialize qw/vp9_variance64x64 avx2/, "$sse2_x86inc";
 
 add_proto qw/unsigned int vp9_variance16x16/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
-specialize qw/vp9_variance16x16 mmx/, "$sse2_x86inc", "$avx2_x86inc";
+specialize qw/vp9_variance16x16 mmx avx2/, "$sse2_x86inc";
 
 add_proto qw/unsigned int vp9_variance16x8/, "const uint8_t *src_ptr, int source_stride, const uint8_t *ref_ptr, int ref_stride, unsigned int *sse";
 specialize qw/vp9_variance16x8 mmx/, "$sse2_x86inc";
@@ -693,7 +693,7 @@
 specialize qw/vp9_sad4x4x4d sse/;
 
 add_proto qw/unsigned int vp9_mse16x16/, "const uint8_t *src_ptr, int  source_stride, const uint8_t *ref_ptr, int  recon_stride, unsigned int *sse";
-specialize qw/vp9_mse16x16 mmx/, "$sse2_x86inc", "$avx2_x86inc";
+specialize qw/vp9_mse16x16 mmx avx2/, "$sse2_x86inc";
 
 add_proto qw/unsigned int vp9_mse8x16/, "const uint8_t *src_ptr, int  source_stride, const uint8_t *ref_ptr, int  recon_stride, unsigned int *sse";
 specialize qw/vp9_mse8x16/;
diff --git a/vp9/encoder/vp9_dct.c b/vp9/encoder/vp9_dct.c
index 5c99a0a..59222f0 100644
--- a/vp9/encoder/vp9_dct.c
+++ b/vp9/encoder/vp9_dct.c
@@ -50,7 +50,7 @@
     for (c = 0; c < 4; ++c)
       sum += input[r * stride + c];
 
-  output[0] = sum << 3;
+  output[0] = sum << 1;
   output[1] = 0;
 }
 
@@ -258,7 +258,7 @@
     for (c = 0; c < 8; ++c)
       sum += input[r * stride + c];
 
-  output[0] = sum * 8;
+  output[0] = sum;
   output[1] = 0;
 }
 
@@ -340,7 +340,7 @@
     for (c = 0; c < 16; ++c)
       sum += input[r * stride + c];
 
-  output[0] = sum * 8;
+  output[0] = sum >> 1;
   output[1] = 0;
 }
 
@@ -1369,7 +1369,7 @@
     for (c = 0; c < 32; ++c)
       sum += input[r * stride + c];
 
-  output[0] = sum << 2;
+  output[0] = sum >> 3;
   output[1] = 0;
 }
 
diff --git a/vp9/encoder/vp9_pickmode.c b/vp9/encoder/vp9_pickmode.c
index 80966ad..3f4fcd1 100644
--- a/vp9/encoder/vp9_pickmode.c
+++ b/vp9/encoder/vp9_pickmode.c
@@ -158,15 +158,16 @@
   int64_t dist;
   struct macroblock_plane *const p = &x->plane[0];
   struct macroblockd_plane *const pd = &xd->plane[0];
-  const int quant = pd->dequant[1];
+  const uint32_t dc_quant = pd->dequant[0];
+  const uint32_t ac_quant = pd->dequant[1];
   unsigned int var = cpi->fn_ptr[bsize].vf(p->src.buf, p->src.stride,
                                            pd->dst.buf, pd->dst.stride, &sse);
   *var_y = var;
   *sse_y = sse;
 
-  if (sse < pd->dequant[0] * pd->dequant[0] >> 6)
+  if (sse < dc_quant * dc_quant >> 6)
     x->skip_txfm = 1;
-  else if (var < quant * quant >> 6)
+  else if (var < ac_quant * ac_quant >> 6)
     x->skip_txfm = 2;
   else
     x->skip_txfm = 0;
@@ -177,7 +178,7 @@
   if ((sse >> 3) > var)
     sse = var;
   vp9_model_rd_from_var_lapndz(var + sse, 1 << num_pels_log2_lookup[bsize],
-                               quant >> 3, &rate, &dist);
+                               ac_quant >> 3, &rate, &dist);
   *out_rate_sum = rate;
   *out_dist_sum = dist << 3;
 }