The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/media/libvpx/vp8/common/x86/idct_blk_sse2.c	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,89 @@
     1.4 +/*
     1.5 + *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
     1.6 + *
     1.7 + *  Use of this source code is governed by a BSD-style license
     1.8 + *  that can be found in the LICENSE file in the root of the source
     1.9 + *  tree. An additional intellectual property rights grant can be found
    1.10 + *  in the file PATENTS.  All contributing project authors may
    1.11 + *  be found in the AUTHORS file in the root of the source tree.
    1.12 + */
    1.13 +
    1.14 +#include "vpx_config.h"
    1.15 +#include "vp8_rtcd.h"
    1.16 +
    1.17 +void vp8_idct_dequant_0_2x_sse2
    1.18 +            (short *q, short *dq ,
    1.19 +             unsigned char *dst, int dst_stride);
    1.20 +void vp8_idct_dequant_full_2x_sse2
    1.21 +            (short *q, short *dq ,
    1.22 +             unsigned char *dst, int dst_stride);
    1.23 +
    1.24 +void vp8_dequant_idct_add_y_block_sse2
    1.25 +            (short *q, short *dq,
    1.26 +             unsigned char *dst, int stride, char *eobs)
    1.27 +{
    1.28 +    int i;
    1.29 +
    1.30 +    for (i = 0; i < 4; i++)
    1.31 +    {
    1.32 +        if (((short *)(eobs))[0])
    1.33 +        {
    1.34 +            if (((short *)(eobs))[0] & 0xfefe)
    1.35 +                vp8_idct_dequant_full_2x_sse2 (q, dq, dst, stride);
    1.36 +            else
    1.37 +                vp8_idct_dequant_0_2x_sse2 (q, dq, dst, stride);
    1.38 +        }
    1.39 +        if (((short *)(eobs))[1])
    1.40 +        {
    1.41 +            if (((short *)(eobs))[1] & 0xfefe)
    1.42 +                vp8_idct_dequant_full_2x_sse2 (q+32, dq, dst+8, stride);
    1.43 +            else
    1.44 +                vp8_idct_dequant_0_2x_sse2 (q+32, dq, dst+8, stride);
    1.45 +        }
    1.46 +        q    += 64;
    1.47 +        dst  += stride*4;
    1.48 +        eobs += 4;
    1.49 +    }
    1.50 +}
    1.51 +
    1.52 +void vp8_dequant_idct_add_uv_block_sse2
    1.53 +            (short *q, short *dq,
    1.54 +             unsigned char *dstu, unsigned char *dstv, int stride, char *eobs)
    1.55 +{
    1.56 +    if (((short *)(eobs))[0])
    1.57 +    {
    1.58 +        if (((short *)(eobs))[0] & 0xfefe)
    1.59 +            vp8_idct_dequant_full_2x_sse2 (q, dq, dstu, stride);
    1.60 +        else
    1.61 +            vp8_idct_dequant_0_2x_sse2 (q, dq, dstu, stride);
    1.62 +    }
    1.63 +    q    += 32;
    1.64 +    dstu += stride*4;
    1.65 +
    1.66 +    if (((short *)(eobs))[1])
    1.67 +    {
    1.68 +        if (((short *)(eobs))[1] & 0xfefe)
    1.69 +            vp8_idct_dequant_full_2x_sse2 (q, dq, dstu, stride);
    1.70 +        else
    1.71 +            vp8_idct_dequant_0_2x_sse2 (q, dq, dstu, stride);
    1.72 +    }
    1.73 +    q    += 32;
    1.74 +
    1.75 +    if (((short *)(eobs))[2])
    1.76 +    {
    1.77 +        if (((short *)(eobs))[2] & 0xfefe)
    1.78 +            vp8_idct_dequant_full_2x_sse2 (q, dq, dstv, stride);
    1.79 +        else
    1.80 +            vp8_idct_dequant_0_2x_sse2 (q, dq, dstv, stride);
    1.81 +    }
    1.82 +    q    += 32;
    1.83 +    dstv += stride*4;
    1.84 +
    1.85 +    if (((short *)(eobs))[3])
    1.86 +    {
    1.87 +      if (((short *)(eobs))[3] & 0xfefe)
    1.88 +          vp8_idct_dequant_full_2x_sse2 (q, dq, dstv, stride);
    1.89 +      else
    1.90 +          vp8_idct_dequant_0_2x_sse2 (q, dq, dstv, stride);
    1.91 +    }
    1.92 +}