godot/thirdparty/libvpx/vp8/common/x86/idct_blk_sse2.c

90 lines
2.5 KiB
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 "vp8_rtcd.h"
void vp8_idct_dequant_0_2x_sse2
(short *q, short *dq ,
unsigned char *dst, int dst_stride);
void vp8_idct_dequant_full_2x_sse2
(short *q, short *dq ,
unsigned char *dst, int dst_stride);
void vp8_dequant_idct_add_y_block_sse2
(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)
vp8_idct_dequant_full_2x_sse2 (q, dq, dst, stride);
else
vp8_idct_dequant_0_2x_sse2 (q, dq, dst, stride);
}
if (((short *)(eobs))[1])
{
if (((short *)(eobs))[1] & 0xfefe)
vp8_idct_dequant_full_2x_sse2 (q+32, dq, dst+8, stride);
else
vp8_idct_dequant_0_2x_sse2 (q+32, dq, dst+8, stride);
}
q += 64;
dst += stride*4;
eobs += 4;
}
}
void vp8_dequant_idct_add_uv_block_sse2
(short *q, short *dq,
unsigned char *dstu, unsigned char *dstv, int stride, char *eobs)
{
if (((short *)(eobs))[0])
{
if (((short *)(eobs))[0] & 0xfefe)
vp8_idct_dequant_full_2x_sse2 (q, dq, dstu, stride);
else
vp8_idct_dequant_0_2x_sse2 (q, dq, dstu, stride);
}
q += 32;
dstu += stride*4;
if (((short *)(eobs))[1])
{
if (((short *)(eobs))[1] & 0xfefe)
vp8_idct_dequant_full_2x_sse2 (q, dq, dstu, stride);
else
vp8_idct_dequant_0_2x_sse2 (q, dq, dstu, stride);
}
q += 32;
if (((short *)(eobs))[2])
{
if (((short *)(eobs))[2] & 0xfefe)
vp8_idct_dequant_full_2x_sse2 (q, dq, dstv, stride);
else
vp8_idct_dequant_0_2x_sse2 (q, dq, dstv, stride);
}
q += 32;
dstv += stride*4;
if (((short *)(eobs))[3])
{
if (((short *)(eobs))[3] & 0xfefe)
vp8_idct_dequant_full_2x_sse2 (q, dq, dstv, stride);
else
vp8_idct_dequant_0_2x_sse2 (q, dq, dstv, stride);
}
}