| //========================================================================== |
| // |
| // THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY |
| // KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR |
| // PURPOSE. |
| // |
| // Copyright (c) 1999 - 2001 On2 Technologies Inc. All Rights Reserved. |
| // |
| //-------------------------------------------------------------------------- |
| |
| |
| #include <stdio.h> |
| #include "vpxblit.h" |
| |
| typedef unsigned long RGBColorComponent; |
| #ifndef ON2_NO_GLOBALS |
| extern RGBColorComponent *WK_ClampOriginR555; |
| extern RGBColorComponent *WK_ClampOriginG555; |
| extern RGBColorComponent *WK_ClampOriginB555; |
| extern RGBColorComponent *WK_ClampOriginR565; |
| extern RGBColorComponent *WK_ClampOriginG565; |
| extern RGBColorComponent *WK_ClampOriginB565; |
| extern unsigned char WK_YforY[]; |
| extern unsigned char WK_VforRG[]; |
| extern unsigned char WK_UforBG[]; |
| #else |
| # include "on2_global_handling.h" |
| # define WK_ClampOriginR555 ((RGBColorComponent *)ON2GLOBALm(vpxblit, WK_ClampOriginR555)) |
| # define WK_ClampOriginG555 ((RGBColorComponent *)ON2GLOBALm(vpxblit, WK_ClampOriginG555)) |
| # define WK_ClampOriginB555 ((RGBColorComponent *)ON2GLOBALm(vpxblit, WK_ClampOriginB555)) |
| # define WK_ClampOriginR565 ((RGBColorComponent *)ON2GLOBALm(vpxblit, WK_ClampOriginR565)) |
| # define WK_ClampOriginG565 ((RGBColorComponent *)ON2GLOBALm(vpxblit, WK_ClampOriginG565)) |
| # define WK_ClampOriginB565 ((RGBColorComponent *)ON2GLOBALm(vpxblit, WK_ClampOriginB565)) |
| # define WK_YforY_ptr ((unsigned char *)ON2GLOBALm(vpxblit, WK_YforY)) |
| # define WK_VforRG_ptr ((unsigned char *)ON2GLOBALm(vpxblit, WK_VforRG)) |
| # define WK_UforBG_ptr ((unsigned char *)ON2GLOBALm(vpxblit, WK_UforBG)) |
| #endif |
| |
| extern unsigned long xditherPats[]; |
| |
| |
| void bcs00_555_c(unsigned char *_ptrScreen, int thisPitch, VPX_BLIT_CONFIG *src) |
| { |
| unsigned char *ptrScrn = (unsigned char *)_ptrScreen; |
| |
| unsigned char *YBuffer = (unsigned char *)src->YBuffer; |
| unsigned char *UBuffer = (unsigned char *)src->UBuffer; |
| unsigned char *VBuffer = (unsigned char *)src->VBuffer; |
| |
| unsigned long pat; |
| unsigned long temp2; |
| unsigned long yTemp; |
| unsigned short uTemp, vTemp; |
| |
| int i, j; |
| |
| long R, G, B; |
| long R1, G1, B1; |
| long RP,GP,BP; |
| unsigned long Y0, Y1, CbforB, CbforG, CrforR, CrforG; |
| |
| typedef unsigned long tempColor; |
| tempColor *tR = (tempColor *) WK_ClampOriginR555; |
| tempColor *tG = (tempColor *) WK_ClampOriginG555; |
| tempColor *tB = (tempColor *) WK_ClampOriginB555; |
| #ifdef ON2_NO_GLOBALS |
| unsigned char *WK_YforY = WK_YforY_ptr; |
| unsigned char *WK_VforRG = WK_VforRG_ptr; |
| unsigned char *WK_UforBG = WK_UforBG_ptr; |
| #endif |
| |
| |
| for(i = 0; i < src->YHeight; i += 1) |
| { |
| int x; |
| |
| pat = xditherPats[i & 3]; |
| |
| |
| for(j = 0, x = 0; j < src->YWidth/4; j += 1, x += 2) |
| { |
| |
| /* get 4 y's */ |
| yTemp = ((unsigned long *) YBuffer)[j*1]; |
| |
| /* get 2 uv's */ |
| uTemp = ((unsigned short *) UBuffer)[j*1]; |
| vTemp = ((unsigned short *) VBuffer)[j*1]; |
| |
| Y0 = REREFERENCE(WK_YforY[BYTE_ZERO(yTemp)]); |
| Y1 = REREFERENCE(WK_YforY[BYTE_ONE(yTemp)]); |
| |
| CbforB = REREFERENCE(WK_UforBG[BYTE_ZERO_UV(uTemp)<<1]); |
| CbforG = REREFERENCE(WK_UforBG[(BYTE_ZERO_UV(uTemp)<<1)+4]); |
| |
| CrforR = REREFERENCE(WK_VforRG[BYTE_ZERO_UV(vTemp)<<1]); |
| CrforG = REREFERENCE(WK_VforRG[(BYTE_ZERO_UV(vTemp)<<1)+4]); |
| |
| |
| R = Y0 + CrforR; |
| B = Y0 + CbforB; |
| G = Y0 - CbforG - CrforG; |
| |
| temp2 = (pat & 0xFF000000) >> 24; |
| |
| RP = tR[R + temp2]; |
| GP = tG[G + temp2]; |
| BP = tB[B + temp2]; |
| |
| #if CONFIG_BIG_ENDIAN |
| /* reuse Y0 */ |
| Y0 = (RP | GP | BP); |
| Y0 = ((Y0 & 0xff)<<24) | ((Y0 & 0xff00)<<8); |
| #else |
| /* reuse Y0 */ |
| Y0 = ((RP | GP | BP)); |
| #endif |
| |
| R1 = Y1 + CrforR; |
| B1 = Y1 + CbforB; |
| G1 = Y1 - CbforG - CrforG; |
| |
| temp2 = (pat & 0x00FF0000) >> 16; |
| RP = tR[R1 + temp2]; |
| GP = tG[G1 + temp2]; |
| BP = tB[B1 + temp2]; |
| |
| #if CONFIG_BIG_ENDIAN |
| Y1 = (RP | GP | BP); |
| Y1 = ((Y1 & 0xff)<<8) | ((Y1 & 0xff00)>>8); |
| #else |
| Y1 = (RP | GP | BP)<<16; |
| #endif |
| ((unsigned long *) ptrScrn)[x] = (unsigned long)(Y0 | Y1); |
| |
| Y0 = REREFERENCE(WK_YforY[BYTE_TWO(yTemp)]); |
| Y1 = REREFERENCE(WK_YforY[BYTE_THREE(yTemp)]); |
| |
| CbforB = REREFERENCE(WK_UforBG[BYTE_ONE_UV(uTemp)<<1]); |
| CbforG = REREFERENCE(WK_UforBG[(BYTE_ONE_UV(uTemp)<<1)+4]); |
| |
| CrforR = REREFERENCE(WK_VforRG[BYTE_ONE_UV(vTemp)<<1]); |
| CrforG = REREFERENCE(WK_VforRG[(BYTE_ONE_UV(vTemp)<<1)+4]); |
| |
| R = Y0 + CrforR; |
| B = Y0 + CbforB; |
| G = Y0 - CbforG - CrforG; |
| |
| R1 = Y1 + CrforR; |
| B1 = Y1 + CbforB; |
| G1 = Y1 - CbforG - CrforG; |
| |
| |
| temp2 = (pat & 0x0000FF00) >> 8; |
| RP = tR[R + temp2]; |
| GP = tG[G + temp2]; |
| BP = tB[B + temp2]; |
| |
| #if CONFIG_BIG_ENDIAN |
| /* reuse Y0 */ |
| Y0 = (RP | GP | BP); |
| Y0 = ((Y0 & 0xff)<<24) | ((Y0 & 0xff00)<<8); |
| #else |
| /* reuse Y0 */ |
| Y0 = ((RP | GP | BP)); |
| #endif |
| |
| temp2 = (pat & 0x000000FF); |
| RP = tR[R1 + temp2]; |
| GP = tG[G1 + temp2]; |
| BP = tB[B1 + temp2]; |
| |
| #if CONFIG_BIG_ENDIAN |
| Y1 = (RP | GP | BP); |
| Y1 = ((Y1 & 0xff)<<8) | ((Y1 & 0xff00)>>8); |
| #else |
| Y1 = (RP | GP | BP)<<16; |
| #endif |
| ((unsigned long *) ptrScrn)[x+1] = (unsigned long)(Y0 | Y1); |
| |
| } /* inner for */ |
| |
| ptrScrn += thisPitch; |
| YBuffer -= src->YStride; |
| |
| /* see mmx asm code on how to remove this branch */ |
| if(i & 1) |
| { |
| UBuffer -= src->UVStride; |
| VBuffer -= src->UVStride; |
| } |
| } /* outer for */ |
| } |
| |
| /*---------------------------------------------*/ |
| void bcs00_565_c(unsigned char *_ptrScreen, int thisPitch, VPX_BLIT_CONFIG *src) |
| { |
| unsigned char *ptrScrn = (unsigned char *)_ptrScreen; |
| |
| unsigned char *YBuffer = (unsigned char *)src->YBuffer; |
| unsigned char *UBuffer = (unsigned char *)src->UBuffer; |
| unsigned char *VBuffer = (unsigned char *)src->VBuffer; |
| |
| unsigned long pat; |
| unsigned long temp2; |
| unsigned long yTemp; |
| unsigned short uTemp, vTemp; |
| |
| int i, j; |
| |
| long R, G, B; |
| long R1, G1, B1; |
| long RP,GP,BP; |
| unsigned long Y0, Y1, CbforB, CbforG, CrforR, CrforG; |
| |
| typedef unsigned long tempColor; |
| tempColor *tR = (tempColor *) WK_ClampOriginR565; |
| tempColor *tG = (tempColor *) WK_ClampOriginG565; |
| tempColor *tB = (tempColor *) WK_ClampOriginB565; |
| #ifdef ON2_NO_GLOBALS |
| unsigned char *WK_YforY = WK_YforY_ptr; |
| unsigned char *WK_VforRG = WK_VforRG_ptr; |
| unsigned char *WK_UforBG = WK_UforBG_ptr; |
| #endif |
| |
| |
| for(i = 0; i < src->YHeight; i += 1) |
| { |
| int x; |
| |
| pat = xditherPats[i & 3]; |
| |
| |
| for(j = 0, x = 0; j < src->YWidth/4; j += 1, x += 2) |
| { |
| |
| /* get 4 y's */ |
| yTemp = ((unsigned long *) YBuffer)[j*1]; |
| |
| /* get 2 uv's */ |
| uTemp = ((unsigned short *) UBuffer)[j*1]; |
| vTemp = ((unsigned short *) VBuffer)[j*1]; |
| |
| Y0 = REREFERENCE(WK_YforY[BYTE_ZERO(yTemp)]); |
| Y1 = REREFERENCE(WK_YforY[BYTE_ONE(yTemp)]); |
| |
| CbforB = REREFERENCE(WK_UforBG[BYTE_ZERO_UV(uTemp)<<1]); |
| CbforG = REREFERENCE(WK_UforBG[(BYTE_ZERO_UV(uTemp)<<1)+4]); |
| |
| CrforR = REREFERENCE(WK_VforRG[BYTE_ZERO_UV(vTemp)<<1]); |
| CrforG = REREFERENCE(WK_VforRG[(BYTE_ZERO_UV(vTemp)<<1)+4]); |
| |
| |
| R = Y0 + CrforR; |
| B = Y0 + CbforB; |
| G = Y0 - CbforG - CrforG; |
| |
| temp2 = (pat & 0xFF000000) >> 24; |
| |
| RP = tR[R + temp2]; |
| GP = tG[G + temp2]; |
| BP = tB[B + temp2]; |
| |
| #if CONFIG_BIG_ENDIAN |
| /* reuse Y0 */ |
| Y0 = (RP | GP | BP); |
| Y0 = ((Y0 & 0xff)<<24) | ((Y0 & 0xff00)<<8); |
| #else |
| /* reuse Y0 */ |
| Y0 = ((RP | GP | BP)); |
| #endif |
| |
| R1 = Y1 + CrforR; |
| B1 = Y1 + CbforB; |
| G1 = Y1 - CbforG - CrforG; |
| |
| temp2 = (pat & 0x00FF0000) >> 16; |
| RP = tR[R1 + temp2]; |
| GP = tG[G1 + temp2]; |
| BP = tB[B1 + temp2]; |
| |
| #if CONFIG_BIG_ENDIAN |
| Y1 = (RP | GP | BP); |
| Y1 = ((Y1 & 0xff)<<8) | ((Y1 & 0xff00)>>8); |
| #else |
| Y1 = (RP | GP | BP)<<16; |
| #endif |
| ((unsigned long *) ptrScrn)[x] = (unsigned long)(Y0 | Y1); |
| |
| Y0 = REREFERENCE(WK_YforY[BYTE_TWO(yTemp)]); |
| Y1 = REREFERENCE(WK_YforY[BYTE_THREE(yTemp)]); |
| |
| CbforB = REREFERENCE(WK_UforBG[BYTE_ONE_UV(uTemp)<<1]); |
| CbforG = REREFERENCE(WK_UforBG[(BYTE_ONE_UV(uTemp)<<1)+4]); |
| |
| CrforR = REREFERENCE(WK_VforRG[BYTE_ONE_UV(vTemp)<<1]); |
| CrforG = REREFERENCE(WK_VforRG[(BYTE_ONE_UV(vTemp)<<1)+4]); |
| |
| R = Y0 + CrforR; |
| B = Y0 + CbforB; |
| G = Y0 - CbforG - CrforG; |
| |
| R1 = Y1 + CrforR; |
| B1 = Y1 + CbforB; |
| G1 = Y1 - CbforG - CrforG; |
| |
| |
| temp2 = (pat & 0x0000FF00) >> 8; |
| RP = tR[R + temp2]; |
| GP = tG[G + temp2]; |
| BP = tB[B + temp2]; |
| |
| #if CONFIG_BIG_ENDIAN |
| /* reuse Y0 */ |
| Y0 = (RP | GP | BP); |
| Y0 = ((Y0 & 0xff)<<24) | ((Y0 & 0xff00)<<8); |
| #else |
| /* reuse Y0 */ |
| Y0 = ((RP | GP | BP)); |
| #endif |
| temp2 = (pat & 0x000000FF); |
| RP = tR[R1 + temp2]; |
| GP = tG[G1 + temp2]; |
| BP = tB[B1 + temp2]; |
| |
| |
| #if CONFIG_BIG_ENDIAN |
| Y1 = (RP | GP | BP); |
| Y1 = ((Y1 & 0xff)<<8) | ((Y1 & 0xff00)>>8); |
| #else |
| Y1 = (RP | GP | BP)<<16; |
| #endif |
| ((unsigned long *) ptrScrn)[x+1] = (unsigned long)(Y0 | Y1); |
| |
| } /* inner for */ |
| |
| ptrScrn += thisPitch; |
| YBuffer -= src->YStride; |
| |
| /* see mmx asm code on how to remove this branch */ |
| if(i & 1) |
| { |
| UBuffer -= src->UVStride; |
| VBuffer -= src->UVStride; |
| } |
| } /* outer for */ |
| } |
