[x265] silence VS 2013 warning about g_scan4x4

[Pradeep Ramachandran]

On Wed, Jul 20, 2016 at 12:50 AM, Mateusz <mateuszb at poczta.onet.pl> wrote:

> # HG changeset patch
> # User Ma0 <mateuszb at poczta.onet.pl>
> # Date 1468955593 -7200
> #      Tue Jul 19 21:13:13 2016 +0200
> # Node ID 88fc302ae8ae5a6191ca6115e371f0777dacc0bb
> # Parent  669dc9bfe7ebe40705cc055483d49d82c3fd9977
> silence VS 2013 warning about g_scan4x4
>
> diff -r 669dc9bfe7eb -r 88fc302ae8ae source/common/constants.h
> --- a/source/common/constants.h    Tue Jul 19 10:33:18 2016 +0530
> +++ b/source/common/constants.h    Tue Jul 19 21:13:13 2016 +0200
> @@ -81,7 +81,7 @@
>  extern const uint16_t* const g_scanOrder[NUM_SCAN_TYPE][NUM_SCAN_SIZE];
>  extern const uint16_t* const g_scanOrderCG[NUM_SCAN_TYPE][NUM_SCAN_SIZE];
>  extern const uint16_t g_scan8x8diag[8 * 8];
> -extern const uint16_t g_scan4x4[NUM_SCAN_TYPE + 1][4 * 4];  // +1 for
> safe buffer area for codeCoeffNxN assembly optimize, there have up to 15
> bytes beyond bound read
> +ALIGN_VAR_16(extern const uint16_t, g_scan4x4[NUM_SCAN_TYPE + 1][4 *
> 4]);  // +1 for safe buffer area for codeCoeffNxN assembly optimize, there
> have up to 15 bytes beyond bound read
>

We do specify the array as being aligned in the cpp file, but guessing that
isn't sufficient for VS2013?


>  extern const uint8_t g_lastCoeffTable[32];
>  extern const uint8_t g_goRiceRange[5]; // maximum value coded with Rice
> codes
>
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