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/*****************************************************************************
* Copyright (C) 2013-2020 MulticoreWare, Inc
*
* Authors: Deepthi Nandakumar <deepthi@multicorewareinc.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
*
* This program is also available under a commercial proprietary license.
* For more information, contact us at license @ x265.com
*****************************************************************************/
#include "common.h"
#include "yuv.h"
#include "shortyuv.h"
#include "primitives.h"
#include "x265.h"
using namespace X265_NS;
ShortYuv::ShortYuv()
{
m_buf[0] = NULL;
m_buf[1] = NULL;
m_buf[2] = NULL;
}
bool ShortYuv::create(uint32_t size, int csp)
{
m_csp = csp;
m_size = size;
m_hChromaShift = CHROMA_H_SHIFT(csp);
m_vChromaShift = CHROMA_V_SHIFT(csp);
size_t sizeL = size * size;
if (csp != X265_CSP_I400)
{
m_csize = size >> m_hChromaShift;
size_t sizeC = sizeL >> (m_hChromaShift + m_vChromaShift);
X265_CHECK((sizeC & 15) == 0, "invalid size");
CHECKED_MALLOC(m_buf[0], int16_t, sizeL + sizeC * 2);
m_buf[1] = m_buf[0] + sizeL;
m_buf[2] = m_buf[0] + sizeL + sizeC;
}
else
{
CHECKED_MALLOC(m_buf[0], int16_t, sizeL);
m_buf[1] = m_buf[2] = NULL;
}
return true;
fail:
return false;
}
void ShortYuv::destroy()
{
X265_FREE(m_buf[0]);
}
void ShortYuv::clear()
{
memset(m_buf[0], 0, (m_size * m_size) * sizeof(int16_t));
memset(m_buf[1], 0, (m_csize * m_csize) * sizeof(int16_t));
memset(m_buf[2], 0, (m_csize * m_csize) * sizeof(int16_t));
}
void ShortYuv::subtract(const Yuv& srcYuv0, const Yuv& srcYuv1, uint32_t log2Size, int picCsp)
{
const int sizeIdx = log2Size - 2;
primitives.cu[sizeIdx].sub_ps(m_buf[0], m_size, srcYuv0.m_buf[0], srcYuv1.m_buf[0], srcYuv0.m_size, srcYuv1.m_size);
if (m_csp != X265_CSP_I400 && picCsp != X265_CSP_I400)
{
primitives.chroma[m_csp].cu[sizeIdx].sub_ps(m_buf[1], m_csize, srcYuv0.m_buf[1], srcYuv1.m_buf[1], srcYuv0.m_csize, srcYuv1.m_csize);
primitives.chroma[m_csp].cu[sizeIdx].sub_ps(m_buf[2], m_csize, srcYuv0.m_buf[2], srcYuv1.m_buf[2], srcYuv0.m_csize, srcYuv1.m_csize);
}
}
void ShortYuv::copyPartToPartLuma(ShortYuv& dstYuv, uint32_t absPartIdx, uint32_t log2Size) const
{
const int16_t* src = getLumaAddr(absPartIdx);
int16_t* dst = dstYuv.getLumaAddr(absPartIdx);
primitives.cu[log2Size - 2].copy_ss(dst, dstYuv.m_size, src, m_size);
}
void ShortYuv::copyPartToPartLuma(Yuv& dstYuv, uint32_t absPartIdx, uint32_t log2Size) const
{
const int16_t* src = getLumaAddr(absPartIdx);
pixel* dst = dstYuv.getLumaAddr(absPartIdx);
primitives.cu[log2Size - 2].copy_sp(dst, dstYuv.m_size, src, m_size);
}
void ShortYuv::copyPartToPartChroma(ShortYuv& dstYuv, uint32_t absPartIdx, uint32_t log2SizeL) const
{
int part = partitionFromLog2Size(log2SizeL);
const int16_t* srcU = getCbAddr(absPartIdx);
const int16_t* srcV = getCrAddr(absPartIdx);
int16_t* dstU = dstYuv.getCbAddr(absPartIdx);
int16_t* dstV = dstYuv.getCrAddr(absPartIdx);
primitives.chroma[m_csp].cu[part].copy_ss(dstU, dstYuv.m_csize, srcU, m_csize);
primitives.chroma[m_csp].cu[part].copy_ss(dstV, dstYuv.m_csize, srcV, m_csize);
}
void ShortYuv::copyPartToPartChroma(Yuv& dstYuv, uint32_t absPartIdx, uint32_t log2SizeL) const
{
int part = partitionFromLog2Size(log2SizeL);
const int16_t* srcU = getCbAddr(absPartIdx);
const int16_t* srcV = getCrAddr(absPartIdx);
pixel* dstU = dstYuv.getCbAddr(absPartIdx);
pixel* dstV = dstYuv.getCrAddr(absPartIdx);
primitives.chroma[m_csp].cu[part].copy_sp(dstU, dstYuv.m_csize, srcU, m_csize);
primitives.chroma[m_csp].cu[part].copy_sp(dstV, dstYuv.m_csize, srcV, m_csize);
}
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