shithub: openh264

ref: 8300714234766446669a8d0efe99fc71e6aada44
dir: /processing/src/vaacalc/vaacalculation.cpp/

/*!
 * \copy
 *     Copyright (c)  2013, Cisco Systems
 *     All rights reserved.
 *
 *     Redistribution and use in source and binary forms, with or without
 *     modification, are permitted provided that the following conditions
 *     are met:
 *
 *        * Redistributions of source code must retain the above copyright
 *          notice, this list of conditions and the following disclaimer.
 *
 *        * Redistributions in binary form must reproduce the above copyright
 *          notice, this list of conditions and the following disclaimer in
 *          the documentation and/or other materials provided with the
 *          distribution.
 *
 *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *     "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *     LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 *     FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 *     COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 *     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 *     CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 *     LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 *     ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *     POSSIBILITY OF SUCH DAMAGE.
 *
 */

#include "vaacalculation.h"
#include "../common/cpu.h"

WELSVP_NAMESPACE_BEGIN


///////////////////////////////////////////////////////////////////////////////////////////////////////////////

CVAACalculation::CVAACalculation(int32_t iCpuFlag)
{
	m_iCPUFlag = iCpuFlag;
	m_eMethod   = METHOD_VAA_STATISTICS;

	WelsMemset(&m_sCalcParam, 0, sizeof(m_sCalcParam));
	WelsMemset(&m_sVaaFuncs, 0, sizeof(m_sVaaFuncs));
	InitVaaFuncs(m_sVaaFuncs, m_iCPUFlag);
}

CVAACalculation::~CVAACalculation()
{	
}

void CVAACalculation::InitVaaFuncs(SVaaFuncs &sVaaFuncs, int32_t iCpuFlag)
{
	sVaaFuncs.pfVAACalcSad				= VAACalcSad_c;
	sVaaFuncs.pfVAACalcSadBgd			= VAACalcSadBgd_c;
	sVaaFuncs.pfVAACalcSadSsd			= VAACalcSadSsd_c;
	sVaaFuncs.pfVAACalcSadSsdBgd		= VAACalcSadSsdBgd_c;
	sVaaFuncs.pfVAACalcSadVar			= VAACalcSadVar_c;
#ifdef X86_ASM
	if ( (iCpuFlag & WELS_CPU_SSE2) == WELS_CPU_SSE2 )
	{
		sVaaFuncs.pfVAACalcSad			= VAACalcSad_sse2;
		sVaaFuncs.pfVAACalcSadBgd		= VAACalcSadBgd_sse2;
		sVaaFuncs.pfVAACalcSadSsd		= VAACalcSadSsd_sse2;
		sVaaFuncs.pfVAACalcSadSsdBgd = VAACalcSadSsdBgd_sse2;
		sVaaFuncs.pfVAACalcSadVar		= VAACalcSadVar_sse2;
	}
#endif//X86_ASM
}

EResult CVAACalculation::Process(int32_t iType, SPixMap *pSrcPixMap, SPixMap *pRefPixMap)
{
	uint8_t *pCurData	= (uint8_t *)pSrcPixMap->pPixel[0];
	uint8_t *pRefData	= (uint8_t *)pRefPixMap->pPixel[0];
	int32_t iPicWidth	= pSrcPixMap->sRect.iRectWidth;
	int32_t iPicHeight	= pSrcPixMap->sRect.iRectHeight;
	int32_t iPicStride	= pSrcPixMap->iStride[0];
	
	SVAACalcResult *pResult = m_sCalcParam.pCalcResult;

	if (pCurData == NULL || pRefData == NULL)
	{
		return RET_INVALIDPARAM;
	}

	pResult->pCurY = pCurData;
	pResult->pRefY = pRefData;
	if (m_sCalcParam.iCalcBgd)
	{
		if (m_sCalcParam.iCalcSsd)
		{
			m_sVaaFuncs.pfVAACalcSadSsdBgd(pCurData, pRefData, iPicWidth, iPicHeight, iPicStride, &pResult->iFrameSad, 
				(int32_t*)pResult->pSad8x8, pResult->pSum16x16, pResult->pSumOfSquare16x16, pResult->pSsd16x16, 
				(int32_t*)pResult->pSumOfDiff8x8, (uint8_t*)pResult->pMad8x8);
		}
		else
		{
			m_sVaaFuncs.pfVAACalcSadBgd(pCurData, pRefData, iPicWidth, iPicHeight, iPicStride, &pResult->iFrameSad,
				(int32_t*)(pResult->pSad8x8), (int32_t*)(pResult->pSumOfDiff8x8), (uint8_t*)pResult->pMad8x8);
		}
	}
	else
	{
		if (m_sCalcParam.iCalcSsd)
		{
			m_sVaaFuncs.pfVAACalcSadSsd(pCurData, pRefData, iPicWidth, iPicHeight, iPicStride, &pResult->iFrameSad,
				(int32_t*)pResult->pSad8x8, pResult->pSum16x16, pResult->pSumOfSquare16x16, pResult->pSsd16x16);
		}else{
			if (m_sCalcParam.iCalcVar)
			{
				m_sVaaFuncs.pfVAACalcSadVar(pCurData, pRefData, iPicWidth, iPicHeight, iPicStride, &pResult->iFrameSad,
					(int32_t*)pResult->pSad8x8, pResult->pSum16x16, pResult->pSumOfSquare16x16);
			}else{
				m_sVaaFuncs.pfVAACalcSad(pCurData, pRefData, iPicWidth, iPicHeight, iPicStride, &pResult->iFrameSad,
					(int32_t*)pResult->pSad8x8);
			}			
		}
	}

	return RET_SUCCESS;
}

EResult CVAACalculation::Set(int32_t iType, void *pParam)
{
	if (pParam == NULL || ((SVAACalcParam*)pParam)->pCalcResult == NULL)
	{
		return RET_INVALIDPARAM;
	}

	m_sCalcParam = *(SVAACalcParam*)pParam;

	return RET_SUCCESS;
}


WELSVP_NAMESPACE_END