vpx/vp8/common/dequantize.c
Scott LaVarnway 5f25d4c175 Reduced the size of Y1Dequant and friends to [128][2]
This patch removes the local copies of the dequantize
constants and implements John's idea as described
in "Make a local copy of the dequantized data" commit.

Change-Id: Ic6b7d681f00bf63263f71ff1e39ab2f80729e8b2
2012-01-06 11:12:00 -08:00

44 lines
1017 B
C

/*
* Copyright (c) 2010 The WebM 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.
*/
#include "vpx_config.h"
#include "dequantize.h"
#include "vp8/common/idct.h"
#include "vpx_mem/vpx_mem.h"
void vp8_dequantize_b_c(BLOCKD *d, short *DQC)
{
int i;
short *DQ = d->dqcoeff;
short *Q = d->qcoeff;
for (i = 0; i < 16; i++)
{
DQ[i] = Q[i] * DQC[i];
}
}
void vp8_dequant_idct_add_c(short *input, short *dq,
unsigned char *dest, int stride)
{
int i;
for (i = 0; i < 16; i++)
{
input[i] = dq[i] * input[i];
}
vp8_short_idct4x4llm_c(input, dest, stride, dest, stride);
vpx_memset(input, 0, 32);
}