fix nv12 offset

source/row_gcc.cc

 // VERSION 2
 /*
  *  Copyright 2011 The LibYuv Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS. All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
@@ skipping 1823 matching lines @@
     "vpermq     $0xd8,%%ymm0,%%ymm0                                 \n"        \
     "vpunpcklwd %%ymm0,%%ymm0,%%ymm0                                \n"        \
     "vmovdqu    " MEMACCESS([y_buf]) ",%%xmm4                       \n"        \
     "vpermq     $0xd8,%%ymm4,%%ymm4                                 \n"        \
     "vpunpcklbw %%ymm4,%%ymm4,%%ymm4                                \n"        \
     "lea        " MEMLEA(0x10, [y_buf]) ",%[y_buf]                  \n"
 
 // Read 8 UV from NV12, upsample to 16 UV.
 #define READNV12_AVX2                                                          \
     "vmovdqu    " MEMACCESS([uv_buf]) ",%%xmm0                      \n"        \
-    "lea        " MEMLEA(0x16, [uv_buf]) ",%[uv_buf]                \n"        \
+    "lea        " MEMLEA(0x10, [uv_buf]) ",%[uv_buf]                \n"        \
     "vpermq     $0xd8,%%ymm0,%%ymm0                                 \n"        \
     "vpunpcklwd %%ymm0,%%ymm0,%%ymm0                                \n"        \
     "vmovdqu    " MEMACCESS([y_buf]) ",%%xmm4                       \n"        \
     "vpermq     $0xd8,%%ymm4,%%ymm4                                 \n"        \
     "vpunpcklbw %%ymm4,%%ymm4,%%ymm4                                \n"        \
     "lea        " MEMLEA(0x10, [y_buf]) ",%[y_buf]                  \n"
 
 // Read 8 YUY2 with 16 Y and upsample 8 UV to 16 UV.
 #define READYUY2_AVX2                                                          \
     "vmovdqu    " MEMACCESS([yuy2_buf]) ",%%ymm4                    \n"        \
@@ skipping 3561 matching lines @@
   );
 }
 #endif  // HAS_ARGBLUMACOLORTABLEROW_SSSE3
 
 #endif  // defined(__x86_64__) || defined(__i386__)
 
 #ifdef __cplusplus
 }  // extern "C"
 }  // namespace libyuv
 #endif