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Diffstat (limited to 'EDK/MiniSetup/TseAdvanced/pcxc.c')
| -rw-r--r-- | EDK/MiniSetup/TseAdvanced/pcxc.c | 321 |
1 files changed, 321 insertions, 0 deletions
diff --git a/EDK/MiniSetup/TseAdvanced/pcxc.c b/EDK/MiniSetup/TseAdvanced/pcxc.c new file mode 100644 index 0000000..6c1f9fc --- /dev/null +++ b/EDK/MiniSetup/TseAdvanced/pcxc.c @@ -0,0 +1,321 @@ +//*****************************************************************// +//*****************************************************************// +//*****************************************************************// +//** **// +//** (C)Copyright 2010, American Megatrends, Inc. **// +//** **// +//** All Rights Reserved. **// +//** **// +//** 5555 Oakbrook Pkwy, Building 200,Norcross, Georgia 30093 **// +//** **// +//** Phone (770)-246-8600 **// +//** **// +//*****************************************************************// +//*****************************************************************// +//*****************************************************************// +// $Archive: /Alaska/SOURCE/Modules/AMITSE2_0/AMITSE/TseAdvanced/pcxc.c $ +// +// $Author: Arunsb $ +// +// $Revision: 5 $ +// +// $Date: 10/18/12 5:53a $ +// +//*****************************************************************// +//*****************************************************************// +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/AMITSE2_0/AMITSE/TseAdvanced/pcxc.c $ +// +// 5 10/18/12 5:53a Arunsb +// Updated for 2.16.1235 QA submission +// +// 8 10/10/12 12:35p Arunsb +// Synched the source for v2.16.1232, backup with Aptio +// +// 4 2/19/10 1:02p Madhans +// Updated for TSE 2.01. Refer Changelog.log for File change history. +// +// 6 2/19/10 8:11a Mallikarjunanv +// updated year in copyright message +// +// 5 8/13/09 12:16p Blaines +// Move Image support to binary module +// +// 4 8/04/09 10:23a Madhans +// Fix to support big PCX images.(previously it was not supporing 800x600 +// images.) +// +// 3 6/23/09 7:09p Blaines +// Coding standard update, +// Remove spaces from file header to allow proper chm function list +// creation. +// +// 2 6/12/09 7:43p Presannar +// Initial implementation of coding standards for AMITSE2.0 +// +// 1 6/04/09 8:05p Madhans +// +// 1 4/28/09 11:16p Madhans +// Tse 2.0 Code complete Checkin. +// +// 1 4/28/09 10:27p Madhans +// Tse 2.0 Code complete Checkin. +// +// 3 7/05/06 11:19a Madhans +// +// 2 7/05/06 11:09a Madhans +// DecodePCX function optimized. +// +// 1 6/30/06 4:22p Madhans +// PCX image support in C. +// +// 2 6/26/06 8:41a Shirinmd +// Modifications based on design change suggested by Madhan +// +// 1 6/16/06 8:15a Shirinmd +// Added PCX Support in C for Minisetup +// +//*****************************************************************// + +//<AMI_FHDR_START> +//---------------------------------------------------------------------------- +// +// Name: pcx.c +// +// Description: This file contains code for pcx image handling +// +//---------------------------------------------------------------------------- +//<AMI_FHDR_END> + +#include "pcx.h" + + +AMI_TRUECOLOR_PIXEL * ScreenBuffer = (AMI_TRUECOLOR_PIXEL *)NULL; + +//Functions +BOOL PCX_Init(BYTE * pbyPCXImage, PCX_INFO *pPCX_INFO, DWORD dwPCXImageSize); +BOOL GetPCXDimensions( BYTE * pbyPCXImageData, UINT32 * pn32Width, UINT32 * pn32Height); +BOOL DecodePCX(BYTE * pbyPCXInputData, BYTE * pbyPCXOutputData, DWORD dwPCXImageSize); +void Decode_Line(DWORD *wCountX, PCX_INFO *pPCX_INFO, BYTE *pbOneLineBuffer); +void Output_Line(DWORD wTop, PCX_INFO *pPCX_INFO, BYTE *pbOneLineBuffer); + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PCX_Init +// +// Description: This routine is used to fill the PCX_INFO structure. +// +// Input: BYTE * pbyPCXImage - Pointer that gives the memory location +// where the PCX input data is available. +// PCX_INFO *pPCX_INFO - Pointer to PCX_INFO structure +// DWORD dwPCXImageSize - Size of the PCX Image +// +// Output: BOOL - TRUE/FALSE +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> +BOOL PCX_Init(BYTE * pbyPCXImage, PCX_INFO *pPCX_INFO, DWORD dwPCXImageSize) +{ + PCX_HEADER *pPCX_HEADER = (PCX_HEADER *)pbyPCXImage; + + if(pPCX_HEADER->bVersion != 5 || pPCX_HEADER->bBitsPerPixel == 1 || pPCX_HEADER->bBitsPerPixel == 2 || pPCX_HEADER->bColorPlanes != 1) + return FALSE; + + pPCX_INFO->wImageWidth = pPCX_HEADER->wXmax - pPCX_HEADER->wXmin + 1; + pPCX_INFO->wImageHeight = pPCX_HEADER->wYmax - pPCX_HEADER->wYmin + 1; + pPCX_INFO->wBytesPerLine = pPCX_HEADER->wBytesPerLine; + pPCX_INFO->bBitsPerPixel = pPCX_HEADER->bBitsPerPixel; + pPCX_INFO->dwPCXImageSize = dwPCXImageSize; + pPCX_INFO->bpPCXData = pbyPCXImage + 128; + if(pPCX_HEADER->bBitsPerPixel == 8) //256 color image palette at the end + pPCX_INFO->bpPalette = pbyPCXImage + dwPCXImageSize - 768; + else if(pPCX_HEADER->bBitsPerPixel == 4) //16 color image palette in the header + pPCX_INFO->bpPalette = pPCX_HEADER->bPalette; + return TRUE; + +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: GetPCXDimensions +// +// Description: Get the dimensions (Width and Height of the PCX Image). +// +// Input: BYTE * pbyPCXImageData - Pointer to the buffer that contains the PCX data +// UINT32 * pun32Width - Pointer to the UINT32 variable that will +// receive the Width of the PCX Image +// UINT32 * pun32Height - Pointer to the UINT32 variable that +// will receive the Height of the PCX Image +// +// Output: BOOL - TRUE/FALSE +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> +BOOL GetPCXDimensions( BYTE * pbyPCXImageData, UINT32 * pun32Width, UINT32 * pun32Height){ + BOOL bReturn = FALSE; + WORD wWidth = 0; + WORD wHeight= 0; + wWidth = *((WORD*)(pbyPCXImageData+8)) - *((WORD*)(pbyPCXImageData+4)) + 1; + wHeight = *((WORD*)(pbyPCXImageData+10)) - *((WORD*)(pbyPCXImageData+6)) + 1; + if( (wWidth > 0) && (wHeight > 0)) + { + *pun32Width = (UINT32)wWidth; + *pun32Height = (UINT32)wHeight; + bReturn = TRUE; + } + return bReturn; + +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: Decode_Line +// +// Description: This routine will first check whether the PCX image is 16 +// color or 256 color and then decode the PCX image data one +// line at a time and put the decoded data in a One Line Buffer. +// +// Input: WORD *wCountX - Pointer to the index of the image data after 128 byte header +// PCX_INFO *pPCX_INFO - Pointer to PCX_INFO structure +// BYTE *pbOneLineBuffer - Pointer to the buffer that holds one line of decoded data. +// +// Output: None +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> +void Decode_Line(DWORD *wCountX, PCX_INFO *pPCX_INFO, BYTE *pbOneLineBuffer) +{ + WORD wOffset_of_buffer = 0; + int nDataCount = 0; + WORD wLength_of_buffer = 0; + while(wLength_of_buffer < (pPCX_INFO->wImageWidth)) + { + if((pPCX_INFO->bpPCXData[*wCountX] & 0xC0) >= 0xC0) + nDataCount = (pPCX_INFO->bpPCXData[(*wCountX)++] & 0x3f); + else + nDataCount = 1; + + while(nDataCount--) + { + if(pPCX_INFO->bBitsPerPixel == 8) + { + pbOneLineBuffer[wOffset_of_buffer++] = pPCX_INFO->bpPCXData[*wCountX]; + (wLength_of_buffer)++; + } + else if(pPCX_INFO->bBitsPerPixel == 4) + { + pbOneLineBuffer[wOffset_of_buffer++] = ((pPCX_INFO->bpPCXData[*wCountX]) >> 4); + pbOneLineBuffer[wOffset_of_buffer++] = ((pPCX_INFO->bpPCXData[*wCountX]) & 0x0f); + (wLength_of_buffer) = (wLength_of_buffer)+2; + } + } + (*wCountX)++; + } + + + if(pPCX_INFO->bBitsPerPixel == 8) + { + if((pPCX_INFO->wImageWidth) != (pPCX_INFO->wBytesPerLine)) + (*wCountX)++; + } + else if(pPCX_INFO->bBitsPerPixel == 4) + { + if(wLength_of_buffer < ((pPCX_INFO->wBytesPerLine)<<1)) + (*wCountX)++; + } +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: Output_Line +// +// Description: This routine is used to map the decoded data to the palette +// and fill the global Screen Buffer. +// +// Input: WORD wTop - This variable gives the position from where a +// line should start in the Screen Buffer +// PCX_INFO *pPCX_INFO - Pointer to PCX_INFO structure +// BYTE *pbOneLineBuffer - Pointer to the buffer that holds one line of decoded data. +// +// Output: None +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> +void Output_Line(DWORD wTop, PCX_INFO *pPCX_INFO, BYTE *pbOneLineBuffer) +{ + WORD wCountX; + int nIndex; + AMI_TRUECOLOR_PIXEL * pStartofLineInScreenBuffer = (AMI_TRUECOLOR_PIXEL *)ScreenBuffer + (wTop*(pPCX_INFO->wImageWidth)); + + for(wCountX = 0; wCountX< pPCX_INFO->wImageWidth; wCountX++) + { + nIndex = (3 * (int)(pbOneLineBuffer[wCountX])); + pStartofLineInScreenBuffer->Red = pPCX_INFO->bpPalette[nIndex]; + pStartofLineInScreenBuffer->Green = pPCX_INFO->bpPalette[nIndex + 1]; + pStartofLineInScreenBuffer->Blue = pPCX_INFO->bpPalette[nIndex + 2]; + pStartofLineInScreenBuffer++; + } + + +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: DecodePCX +// +// Description: This routine will call functions to decode both 16 and 256 +// color PCX images of version 5 (with palette information) and +// fill the Screen Buffer. +// +// Input: BYTE * pbyPCXInputData - Pointer that gives the memory location +// where the PCX input data is available. +// BYTE * pbyPCXOutputData - Pointer to the buffer that will +// receive the decoded PCX image +// DWORD dwPCXImageSize - Size of the PCX Image +// +// Output: BOOL - TRUE/FALSE +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> +BOOL DecodePCX(BYTE * pbyPCXInputData, BYTE * pbyPCXOutputData, DWORD dwPCXImageSize) +{ + PCX_INFO pcx_info; + BYTE * bOneLineBuffer = NULL; + DWORD wCountY = 0; + DWORD wCountX = 0; + + bOneLineBuffer = EfiLibAllocatePool(sizeof(BYTE)*1280); + if(bOneLineBuffer == NULL) + return FALSE; + + ScreenBuffer = (AMI_TRUECOLOR_PIXEL *)pbyPCXOutputData; + if(PCX_Init(pbyPCXInputData, &pcx_info, dwPCXImageSize)) + { + for(wCountY = 0; wCountY < pcx_info.wImageHeight; wCountY++) + { + Decode_Line(&wCountX, &pcx_info, bOneLineBuffer); + Output_Line(wCountY, &pcx_info, bOneLineBuffer); + } + MemFreePointer( (VOID **)&bOneLineBuffer); + return TRUE; + } + else + { + MemFreePointer( (VOID **)&bOneLineBuffer); + return FALSE; + } +} +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2010, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Pkwy, Building 200,Norcross, Georgia 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//********************************************************************** |