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/*
* 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 "vp8/common/idct.h"
#include "vp8/decoder/dequantize.h"
/* place these declarations here because we don't want to maintain them
* outside of this scope
*/
void idct_dequant_dc_full_2x_neon(short *input, short *dq,
unsigned char *dst,
int stride, short *dc);
void idct_dequant_dc_0_2x_neon(short *input, short *dq,
unsigned char *dst,
int stride, short *dc);
void idct_dequant_full_2x_neon(short *q, short *dq,
unsigned char *dst, int stride);
void idct_dequant_0_2x_neon(short *q, short dq,
unsigned char *dst, int stride);
void vp8_dequant_dc_idct_add_y_block_neon(short *q, short *dq,
unsigned char *dst,
int stride, char *eobs, short *dc)
{
int i;
for (i = 0; i < 4; i++)
{
if (((short *)(eobs))[0])
{
if (((short *)eobs)[0] & 0xfefe)
idct_dequant_dc_full_2x_neon (q, dq, dst, stride, dc);
else
idct_dequant_dc_0_2x_neon(q, dq, dst, stride, dc);
}
if (((short *)(eobs))[1])
{
if (((short *)eobs)[1] & 0xfefe)
idct_dequant_dc_full_2x_neon (q+32, dq, dst+8, stride, dc+2);
else
idct_dequant_dc_0_2x_neon(q+32, dq, dst+8, stride, dc+2);
}
q += 64;
dc += 4;
dst += 4*stride;
eobs += 4;
}
}
void vp8_dequant_idct_add_y_block_neon(short *q, short *dq,
unsigned char *dst,
int stride, char *eobs)
{
int i;
for (i = 0; i < 4; i++)
{
if (((short *)(eobs))[0])
{
if (((short *)eobs)[0] & 0xfefe)
idct_dequant_full_2x_neon (q, dq, dst, stride);
else
idct_dequant_0_2x_neon (q, dq[0], dst, stride);
}
if (((short *)(eobs))[1])
{
if (((short *)eobs)[1] & 0xfefe)
idct_dequant_full_2x_neon (q+32, dq, dst+8, stride);
else
idct_dequant_0_2x_neon (q+32, dq[0], dst+8, stride);
}
q += 64;
dst += 4*stride;
eobs += 4;
}
}
void vp8_dequant_idct_add_uv_block_neon(short *q, short *dq,
unsigned char *dstu,
unsigned char *dstv,
int stride, char *eobs)
{
if (((short *)(eobs))[0])
{
if (((short *)eobs)[0] & 0xfefe)
idct_dequant_full_2x_neon (q, dq, dstu, stride);
else
idct_dequant_0_2x_neon (q, dq[0], dstu, stride);
}
q += 32;
dstu += 4*stride;
if (((short *)(eobs))[1])
{
if (((short *)eobs)[1] & 0xfefe)
idct_dequant_full_2x_neon (q, dq, dstu, stride);
else
idct_dequant_0_2x_neon (q, dq[0], dstu, stride);
}
q += 32;
if (((short *)(eobs))[2])
{
if (((short *)eobs)[2] & 0xfefe)
idct_dequant_full_2x_neon (q, dq, dstv, stride);
else
idct_dequant_0_2x_neon (q, dq[0], dstv, stride);
}
q += 32;
dstv += 4*stride;
if (((short *)(eobs))[3])
{
if (((short *)eobs)[3] & 0xfefe)
idct_dequant_full_2x_neon (q, dq, dstv, stride);
else
idct_dequant_0_2x_neon (q, dq[0], dstv, stride);
}
}
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