?? skl_dsp.h
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/******************************************************** * Some code. Copyright (C) 2003 by Pascal Massimino. * * All Rights Reserved. (http://skal.planet-d.net) * * For Educational/Academic use ONLY. See 'LICENSE.TXT'.* ********************************************************//* * skl_dsp.h * * Low-level data processing ********************************************************/#ifndef _SKL_DSP_H_#define _SKL_DSP_H_#include "skl_syst/skl_cpu_specs.h"extern "C" {//////////////////////////////////////////////////////////// SKL_YUV_DSP : YUV conversion operations//////////////////////////////////////////////////////////typedef void (*SKL_TO_YUV_FUNC)(SKL_BYTE *Y, SKL_BYTE *U, SKL_BYTE *V, const SKL_INT32 Dst_BpS, const SKL_BYTE *Src, const SKL_INT32 Src_BpS, const SKL_INT32 Width, const SKL_INT32 Height);typedef void (*SKL_TO_RGB_FUNC)(SKL_BYTE *RGB, const SKL_INT32 Dst_BpS, const SKL_BYTE *Y, const SKL_BYTE *U, const SKL_BYTE *V, const SKL_INT32 Src_BpS, const SKL_INT32 Width, const SKL_INT32 Height);struct SKL_YUV_DSP{ const char *Name; SKL_DSP_SWITCH Switch_Off; int (*Init)(int Transfer_Type); // type=[1..7]. default=1 (ITU-R Rec. 709 (1990)) SKL_TO_YUV_FUNC RGB565_TO_YUV; SKL_TO_RGB_FUNC YUV_TO_RGB565; SKL_TO_YUV_FUNC RGB24_TO_YUV; SKL_TO_RGB_FUNC YUV_TO_RGB24; SKL_TO_YUV_FUNC RGB32_TO_YUV; SKL_TO_RGB_FUNC YUV_TO_RGB32; };extern SKL_EXPORT int Skl_Init_YUV_DSP(SKL_YUV_DSP *Dsp, SKL_CPU_FEATURE Cpu = SKL_CPU_DETECT );//////////////////////////////////////////////////////////// SKL_IMG_DSP : Image processing//////////////////////////////////////////////////////////struct SKL_IMG_DSP{ const char *Name; SKL_DSP_SWITCH Switch_Off; // Note: Src1 is supposed to be 16b-aligned in SAD_*!! (for SSE2) SKL_UINT32 (*SAD_4x4 )(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*SAD_8x8 )(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*SAD_16x8_Field)(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*SAD_16x16)(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*SAD_16x7_Self)(const SKL_BYTE *Src, SKL_INT32 BpS); SKL_UINT32 (*SSD_4x4 )(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*SSD_8x8 )(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*SSD_16x8_Field)(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*SSD_16x16)(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*Hadamard_SAD_4x4 )(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*Hadamard_SAD_8x8 )(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*Hadamard_SAD_16x8_Field)(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*Hadamard_SAD_16x16)(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*Mean_4x4)(const SKL_BYTE *Src, SKL_INT32 BpS); SKL_UINT32 (*Mean_8x8)(const SKL_BYTE *Src, SKL_INT32 BpS); SKL_UINT32 (*Mean_16x16)(const SKL_BYTE *Src, SKL_INT32 BpS); SKL_UINT32 (*Sqr_4x4)(const SKL_BYTE *Src, SKL_INT32 BpS); SKL_UINT32 (*Sqr_8x8)(const SKL_BYTE *Src, SKL_INT32 BpS); SKL_UINT32 (*Sqr_16x16)(const SKL_BYTE *Src, SKL_INT32 BpS); SKL_UINT32 (*Sqr_Dev_16x16)(const SKL_BYTE *Src, SKL_INT32 BpS); SKL_UINT32 (*Abs_Dev_16x16)(const SKL_BYTE *Src, SKL_INT32 BpS); SKL_UINT32 (*Hadamard_Dev_16x16)(const SKL_BYTE *Src, SKL_INT32 BpS); SKL_UINT32 (*SAD)(const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 W, SKL_INT32 H, SKL_INT32 BpS); SKL_UINT32 (*Mean)(const SKL_BYTE *Src, SKL_INT32 W, SKL_INT32 H, SKL_INT32 BpS); SKL_UINT32 (*Square_Dev)(const SKL_BYTE *Src, SKL_INT32 W, SKL_INT32 H, SKL_INT32 BpS); SKL_UINT32 (*Abs_Dev)(const SKL_BYTE *Src, SKL_INT32 W, SKL_INT32 H, SKL_INT32 BpS); SKL_UINT32 (*SAD_Avrg_4x4 )(const SKL_BYTE *Dst, const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*SAD_Avrg_8x8 )(const SKL_BYTE *Dst, const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*SAD_Avrg_16x8 )(const SKL_BYTE *Dst, const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); SKL_UINT32 (*SAD_Avrg_16x16)(const SKL_BYTE *Dst, const SKL_BYTE *Src1, const SKL_BYTE *Src2, SKL_INT32 BpS); void (*Smooth_18x18_To_8x8)(SKL_BYTE *Dst, int Dst_BpS, const SKL_BYTE *Src, int Src_BpS); void (*Gradx_18x18_To_8x8) (SKL_INT8 *Dst, int Dst_BpS, const SKL_BYTE *Src, int Src_BpS); void (*Grady_18x18_To_8x8) (SKL_INT8 *Dst, int Dst_BpS, const SKL_BYTE *Src, int Src_BpS); void (*Grad2_18x18_To_8x8) (SKL_BYTE *Dst, int Dst_BpS, const SKL_BYTE *Src, int Src_BpS);};extern int Skl_Init_Img_DSP(SKL_IMG_DSP *Dsp, SKL_CPU_FEATURE Cpu = SKL_CPU_DETECT);//////////////////////////////////////////////////////////// SKL_QUANT_DSP : various quantization/dequantization//////////////////////////////////////////////////////////// M[2][31][64] is the common workspace for all implementation. Hope// it's enough so we won't go OO.// Indexes: M[ 0=Quant/1=Dequant ][ Q=0..31 ][ 0=Mult/1=Bias ][ i=0..64 ]typedef struct SKL_QUANT_DSP SKL_QUANT_DSP;typedef SKL_INT16 (*SKL_QUANTIZER)[31][2][64]; // for comfort, let's define some common signaturestypedef void (*SKL_QUANT_INTRA_FUNC)(SKL_INT16 *Out, const SKL_INT16 *In, const SKL_QUANTIZER M, SKL_INT32 Scale, SKL_INT32 DC_Scale);typedef SKL_INT32 (*SKL_QUANT_INTER_FUNC)(SKL_INT16 *Out, const SKL_INT16 *In, const SKL_QUANTIZER M, SKL_INT32 Scale);typedef void (*SKL_DEQUANT_INTRA_FUNC)(SKL_INT16 *Out, const SKL_INT16 *In, const SKL_QUANTIZER M, SKL_INT32 Scale, SKL_INT32 DC_Scale);typedef void (*SKL_DEQUANT_INTER_FUNC)(SKL_INT16 *Out, const SKL_INT16 *In, const SKL_QUANTIZER M, SKL_INT32 Scale, int Rows);struct SKL_QUANT_DSP{ const char *Name; SKL_DSP_SWITCH Switch_Off; void (*Init_Quantizer)(SKL_QUANTIZER Q, const SKL_BYTE In[64], const SKL_BYTE *Scale_Map, int For_Intra); SKL_QUANT_INTRA_FUNC Quant_Intra; SKL_QUANT_INTER_FUNC Quant_Inter; SKL_DEQUANT_INTRA_FUNC Dequant_Intra; SKL_DEQUANT_INTER_FUNC Dequant_Inter; void (*Zero)(SKL_INT16 C[64]); // resets coeffs to zero void (*Zero16)(SKL_INT16 C[16]); // resets coeffs to zero void (*Dct)(SKL_INT16 *); void (*IDct)(SKL_INT16 *); void (*IDct_Sparse)(SKL_INT16 *); void (*IDct_Put)(SKL_INT16 *, SKL_BYTE *Dst, int BpS); void (*IDct_Add)(SKL_INT16 *, SKL_BYTE *Dst, int BpS); void (*IDct_Sparse_8x4)(SKL_INT16 *); void (*IDct_Put_8x4)(SKL_INT16 *, SKL_BYTE *Dst, int BpS); void (*IDct_Add_8x4)(SKL_INT16 *, SKL_BYTE *Dst, int BpS);};extern int Skl_Init_Quant_DSP(SKL_QUANT_DSP *Dsp, SKL_CPU_FEATURE Cpu = SKL_CPU_DETECT, int Quant_Type=1 /* 0=H263, 1=MPEG4, 2=MPEG2 */ );//////////////////////////////////////////////////////////// SKL_MB_DSP : Macro-block operations//////////////////////////////////////////////////////////typedef void (*SKL_MB_FUNC)(SKL_BYTE *Dst, const SKL_BYTE *Src, const int BpS);struct SKL_HV_FILTER // horizontal/vertical filter of a 16x16 block{ void (*H_Pass)(SKL_BYTE *Dst, const SKL_BYTE *Src, const int BpS); void (*V_Pass)(SKL_BYTE *Dst, const SKL_BYTE *Src, const int BpS); void (*HV_Pass)(SKL_BYTE *Dst, const SKL_BYTE *Src, const int BpS);}; // some pre-defined averaging filters (2Taps).extern const SKL_HV_FILTER Skl_Filter_2_C, Skl_Filter_2_MMX, Skl_Filter_2_SSE;#define SKL_MB_QP_PASS_SIGNATURE(NAME) \ void (NAME)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS) // Half-pixel motion of 16x8 and 8x8 blocks // Index [0..3] is computed with: i=(dx&1) | ((dy&1)<<1) // where dx/dy is the motion vector in 1/2 pel unit. // [0..3] <=> [Full/Full] [Full/Half] [Half/Full] [Half/Half] // We put everything in a single struct so it can easily be passed // to prediction functions as a whole...struct SKL_MB_FUNCS{ SKL_MB_FUNC HP_16x8 [4]; // 16x8 hp-prediction SKL_MB_FUNC HP_8x8 [4]; // 8x8 hp-prediction SKL_MB_FUNC HP_8x4 [4]; // 8x4 hp-prediction (for fields) // filter for QPel 16x? MPEG4 prediction void (*H_Pass)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*H_Pass_Avrg)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*H_Pass_Avrg_Up)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*H_LowPass)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*H_LowPass_Avrg)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*H_LowPass_Avrg_Up)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*V_Pass)(SKL_BYTE *Dst, const SKL_BYTE *Src, int W, int BpS); void (*V_Pass_Avrg)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*V_Pass_Avrg_Up)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); // filter for QPel 8x? MPEG4 prediction void (*H_Pass_8)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*H_Pass_Avrg_8)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*H_Pass_Avrg_Up_8)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*H_LowPass_8)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*H_LowPass_Avrg_8)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*H_LowPass_Avrg_Up_8)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*V_Pass_8)(SKL_BYTE *Dst, const SKL_BYTE *Src, int W, int BpS); void (*V_Pass_Avrg_8)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*V_Pass_Avrg_Up_8)(SKL_BYTE *Dst, const SKL_BYTE *Src, int H, int BpS); void (*SAD_HP_16x16)(const SKL_BYTE *Cur, const SKL_BYTE *Src, int BpS, SKL_UINT32 Sad[3]); void (*SAD_HP_8x8)(const SKL_BYTE *Cur, const SKL_BYTE *Src, int BpS, SKL_UINT32 Sad[3]);};//////////////////////////////////////////////////////////struct SKL_MB_DSP{ const char *Name; SKL_DSP_SWITCH Switch_Off; void (*Init)(); // 16b->8b transfer (*Src is actually Src[][8][8]) void (*Copy_Upsampled_8x8_16To8)(SKL_BYTE *Dst, const SKL_INT16 *Src, const int BpS); void (*Add_Upsampled_8x8_16To8)(SKL_BYTE *Dst, const SKL_INT16 *Src, const int BpS); // 8b->16b transfer void (*Copy_16x8_8To16)(SKL_INT16 *Dst, const SKL_BYTE *Src, const int BpS); void (*Copy_8x8_8To16) (SKL_INT16 *Dst, const SKL_BYTE *Src, const int BpS); void (*Diff_16x8_8To16)(SKL_INT16 *Dst, const SKL_BYTE *Src, const int BpS); void (*Diff_8x8_8To16) (SKL_INT16 *Dst, const SKL_BYTE *Src, const int BpS); void (*Diff_16x8_88To16)(SKL_INT16 *Dst, const SKL_BYTE *Src1, const SKL_BYTE *Src2, const int BpS); void (*Diff_8x8_88To16) (SKL_INT16 *Dst, const SKL_BYTE *Src1, const SKL_BYTE *Src2, const int BpS); // 8b->8b transfer const SKL_MB_FUNCS *Copy[2]; // index = rounding (0/1) const SKL_MB_FUNCS *Add; // Rounding is always 0 for addition (B-frames) SKL_UINT32 (*SAD_16x7_Frame)(const SKL_INT16 *Src); // self SAD on DCT coeffs SKL_UINT32 (*SAD_16x7_Field)(const SKL_INT16 *Src); // Src[4*64] void (*Reorder_Frame_16x16)(SKL_INT16 *Src); // frame to field // 8b utilitary functions /* replicate 16/8 edge pixels of YUV2 picture */ void (*Make_Edges)(SKL_BYTE * const * const YUV, const int Width, const int Height, const int BpS); /* horizontal/vertical (3,1)-Filter of 8-pixels blocks */ void (*HFilter_31)(SKL_BYTE *Src1, SKL_BYTE *Src2, int Nb_Blks); void (*VFilter_31)(SKL_BYTE *Src1, SKL_BYTE *Src2, const int BpS, int Nb_Blks); // 8b->16b 18x18 -> 8x8 downsampling void (*Filter_18x18_To_8x8)(SKL_INT16 *Dst, const SKL_BYTE *Src, const int BpS); void (*Filter_Diff_18x18_To_8x8)(SKL_INT16 *Dst, const SKL_BYTE *Src, const int BpS); const SKL_HV_FILTER *Filter;};extern int Skl_Init_Mb_DSP(SKL_MB_DSP *Dsp, SKL_CPU_FEATURE Cpu = SKL_CPU_DETECT);//////////////////////////////////////////////////////////// Global Motion Compensation stuffstruct SKL_GMC_DSP{ const char *Name; SKL_DSP_SWITCH Switch_Off; void (*Predict_16x16)(const SKL_GMC_DSP * const This, SKL_BYTE *Dst, const SKL_BYTE *Src, int BpS, int x, int y, int Rounder); void (*Predict_8x8)(const SKL_GMC_DSP * const This, SKL_BYTE *uDst, const SKL_BYTE *uSrc, SKL_SAFE_INT uv_Coloc, int BpS, int x, int y, int Rounder); int Width, Height; int Nb_Pts; int Accuracy; int dU[2]; // gradient-converted warp points int dV[2]; int dw[2]; int Uo, Vo, Uco, Vco; void Setup(int Width, int Height, const int MVs[][2], int Nb, int Accuracy); void Get_Average_MV(int MV[2], int x, int y, int QPel) const; };extern int Skl_Init_GMC_DSP(SKL_GMC_DSP *Dsp, SKL_CPU_FEATURE Cpu = SKL_CPU_DETECT);//////////////////////////////////////////////////////////// useful table for clipping pixels.// MPEG4's 6-tap FIR output values in [-112,367]// H264's 6-tap FIR output values in [-80,335]// B-VOP like mixing requires range [-128,384]// H264's hadamard transform ranges [-512,768]#define SKL_CLIP_MIN (-512)#define SKL_CLIP_MAX ( 768)extern "C" SKL_BYTE Skl_DSP_Clip[SKL_CLIP_MAX-SKL_CLIP_MIN];extern "C" void Skl_Init_DSP_Clip();#ifndef NDEBUG#define SKL_DSP_CLIP(x) (SKL_ASSERT((x)>=SKL_CLIP_MIN && (x)<SKL_CLIP_MAX), Skl_DSP_Clip[(x)-SKL_CLIP_MIN])#else#define SKL_DSP_CLIP(x) (Skl_DSP_Clip[(x)-SKL_CLIP_MIN])#endif//////////////////////////////////////////////////////////// General-purpose other function // In[Size], Out[2*Size]extern void Skl_Generic_IDct_Ref(int Size, const float *In, float *Out);//////////////////////////////////////////////////////////} /* extern "C" */#endif /* _SKL_DSP_H_ */?? 快捷鍵說明
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