The Tor Browser: media/libvpx/vp8/common/dequantize.c@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /*

     2  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.

     3  *

     4  *  Use of this source code is governed by a BSD-style license

     5  *  that can be found in the LICENSE file in the root of the source

     6  *  tree. An additional intellectual property rights grant can be found

     7  *  in the file PATENTS.  All contributing project authors may

     8  *  be found in the AUTHORS file in the root of the source tree.

     9  */

    12 #include "vpx_config.h"

    13 #include "vp8_rtcd.h"

    14 #include "vp8/common/blockd.h"

    15 #include "vpx_mem/vpx_mem.h"

    17 void vp8_dequantize_b_c(BLOCKD *d, short *DQC)

    18 {

    19     int i;

    20     short *DQ  = d->dqcoeff;

    21     short *Q   = d->qcoeff;

    23     for (i = 0; i < 16; i++)

    24     {

    25         DQ[i] = Q[i] * DQC[i];

    26     }

    27 }

    29 void vp8_dequant_idct_add_c(short *input, short *dq,

    30                             unsigned char *dest, int stride)

    31 {

    32     int i;

    34     for (i = 0; i < 16; i++)

    35     {

    36         input[i] = dq[i] * input[i];

    37     }

    39     vp8_short_idct4x4llm_c(input, dest, stride, dest, stride);

    41     vpx_memset(input, 0, 32);

    43 }

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