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);
}
CComplexityAnalysisScreen::CComplexityAnalysisScreen (int32_t iCpuFlag) {
m_eMethod = METHOD_COMPLEXITY_ANALYSIS_SCREEN;
WelsMemset (&m_ComplexityAnalysisParam, 0, sizeof (m_ComplexityAnalysisParam));
m_pSadFunc = WelsSampleSad16x16_c;
m_pIntraFunc[0] = WelsI16x16LumaPredV_c;
m_pIntraFunc[1] = WelsI16x16LumaPredH_c;
#ifdef X86_ASM
if (iCpuFlag & WELS_CPU_SSE2) {
m_pSadFunc = WelsSampleSad16x16_sse2;
m_pIntraFunc[0] = WelsI16x16LumaPredV_sse2;
m_pIntraFunc[1] = WelsI16x16LumaPredH_sse2;
}
#endif
#if defined (HAVE_NEON)
if (iCpuFlag & WELS_CPU_NEON) {
m_pSadFunc = WelsSampleSad16x16_neon;
m_pIntraFunc[0] = WelsI16x16LumaPredV_neon;
m_pIntraFunc[1] = WelsI16x16LumaPredH_neon;
}
#endif
#if defined (HAVE_NEON_AARCH64)
if (iCpuFlag & WELS_CPU_NEON) {
m_pSadFunc = WelsSampleSad16x16_AArch64_neon;
m_pIntraFunc[0] = WelsI16x16LumaPredV_AArch64_neon;
m_pIntraFunc[1] = WelsI16x16LumaPredH_AArch64_neon;
}
#endif
}
WELSVP_NAMESPACE_BEGIN
///////////////////////////////////////////////////////////////////////////////////////////////////////////////
CComplexityAnalysis::CComplexityAnalysis (int32_t iCpuFlag) {
m_eMethod = METHOD_COMPLEXITY_ANALYSIS;
m_pfGomSad = NULL;
WelsMemset (&m_sComplexityAnalysisParam, 0, sizeof (m_sComplexityAnalysisParam));
}
WELSVP_NAMESPACE_BEGIN
#define CALC_BI_STRIDE(iWidth, iBitcount) ((((iWidth) * (iBitcount) + 31) & ~31) >> 3)
///////////////////////////////////////////////////////////////////////////////////////////////////////////////
CDenoiser::CDenoiser (int32_t iCpuFlag) {
m_CPUFlag = iCpuFlag;
m_eMethod = METHOD_DENOISE;
WelsMemset (&m_pfDenoise, 0, sizeof (m_pfDenoise));
m_uiSpaceRadius = DENOISE_GRAY_RADIUS;
m_fSigmaGrey = DENOISE_GRAY_SIGMA;
m_uiType = DENOISE_ALL_COMPONENT;
InitDenoiseFunc (m_pfDenoise, m_CPUFlag);
}
WELSVP_NAMESPACE_BEGIN
#define AVERAGE_TIME_MOTION (0.3) //0.3046875 // 1/4 + 1/16 - 1/128 ~ 0.3
#define AVERAGE_TIME_TEXTURE_QUALITYMODE (1.0) //0.5 // 1/2
#define AVERAGE_TIME_TEXTURE_BITRATEMODE (0.875) //0.5 // 1/2
#define MODEL_ALPHA (0.9910) //1.5 //1.1102
#define MODEL_TIME (5.8185) //9.0 //5.9842
///////////////////////////////////////////////////////////////////////////////////////////////////////////////
CAdaptiveQuantization::CAdaptiveQuantization (int32_t iCpuFlag) {
m_CPUFlag = iCpuFlag;
m_eMethod = METHOD_ADAPTIVE_QUANT;
m_pfVar = NULL;
WelsMemset (&m_sAdaptiveQuantParam, 0, sizeof (m_sAdaptiveQuantParam));
WelsInitVarFunc (m_pfVar, m_CPUFlag);
}
WELSVP_NAMESPACE_BEGIN
#define LOG2_BGD_OU_SIZE (4)
#define LOG2_BGD_OU_SIZE_UV (LOG2_BGD_OU_SIZE-1)
#define BGD_OU_SIZE (1<<LOG2_BGD_OU_SIZE)
#define BGD_OU_SIZE_UV (BGD_OU_SIZE>>1)
#define BGD_THD_SAD (2*BGD_OU_SIZE*BGD_OU_SIZE)
#define BGD_THD_ASD_UV (4*BGD_OU_SIZE_UV)
#define LOG2_MB_SIZE (4)
#define OU_SIZE_IN_MB (BGD_OU_SIZE >> 4)
#define Q_FACTOR (8)
#define BGD_DELTA_QP_THD (3)
#define OU_LEFT (0x01)
#define OU_RIGHT (0x02)
#define OU_TOP (0x04)
#define OU_BOTTOM (0x08)
CBackgroundDetection::CBackgroundDetection (int32_t iCpuFlag) {
m_eMethod = METHOD_BACKGROUND_DETECTION;
WelsMemset (&m_BgdParam, 0, sizeof (m_BgdParam));
m_iLargestFrameSize = 0;
}
WELSVP_NAMESPACE_BEGIN
/////////////////////////////////////////////////////////////////////////////////
void* WelsMalloc (const uint32_t kuiSize, char* pTag) {
const int32_t kiSizeVoidPointer = sizeof (void**);
const int32_t kiSizeInt32 = sizeof (int32_t);
const int32_t kiAlignedBytes = ALIGNBYTES - 1;
uint8_t* pBuf = (uint8_t*) ::malloc (kuiSize + kiAlignedBytes + kiSizeVoidPointer + kiSizeInt32);
uint8_t* pAlignedBuf = NULL;
if (NULL == pBuf)
return NULL;
// to fill zero values
WelsMemset (pBuf, 0, kuiSize + kiAlignedBytes + kiSizeVoidPointer + kiSizeInt32);
pAlignedBuf = pBuf + kiAlignedBytes + kiSizeVoidPointer + kiSizeInt32;
pAlignedBuf -= WelsCastFromPointer (pAlignedBuf) & kiAlignedBytes;
* ((void**) (pAlignedBuf - kiSizeVoidPointer)) = pBuf;
* ((int32_t*) (pAlignedBuf - (kiSizeVoidPointer + kiSizeInt32))) = kuiSize;
return (pAlignedBuf);
}
