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khanat-opennel-code/code/nel/tools/3d/tga_2_dds/tga2dds.cpp
kervala 693b3cc084 Changed: Updated OpenGL registry
2013-11-13 20:31:08 +01:00

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// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <iostream>
#include "nel/misc/file.h"
#include "nel/misc/bitmap.h"
#include "nel/misc/path.h"
#include "nel/misc/debug.h"
#include <math.h>
#include "../s3tc_compressor_lib/s3tc_compressor.h"
using namespace NLMISC;
using namespace std;
#define TGA8 8
#define TGA16 16
#define PNG8 108
#define PNG16 116
#define NOT_DEFINED 0xff
bool sameType(const std::string &sFileNameDest, uint8 algo);
bool dataCheck(const std::string &sFileNameSrc, const std::string &FileNameDest, uint8 algo);
std::string getOutputFileName(const std::string &inputFileName);
void writeInstructions();
uint8 getType(const std::string &sFileNameDest)
{
uint32 dds;
FILE *f = fopen(sFileNameDest.c_str(),"rb");
if(f==NULL)
{
return NOT_DEFINED;
}
CS3TCCompressor::DDS_HEADER h;
if (fread(&dds,1,4,f) != 4)
{
fclose(f);
return NOT_DEFINED;
}
if (fread(&h,sizeof(CS3TCCompressor::DDS_HEADER),1,f) != 1)
{
fclose(f);
return NOT_DEFINED;
}
if(fclose(f))
{
cerr<<sFileNameDest<< "is not closed"<<endl;
}
if(h.ddpf.dwFourCC==MAKEFOURCC('D','X', 'T', '1')
&& h.ddpf.dwRGBBitCount==0)
{
return DXT1;
}
if(h.ddpf.dwFourCC==MAKEFOURCC('D','X', 'T', '1')
&& h.ddpf.dwRGBBitCount>0)
{
return DXT1A;
}
if(h.ddpf.dwFourCC==MAKEFOURCC('D','X', 'T', '3'))
{
return DXT3;
}
if(h.ddpf.dwFourCC==MAKEFOURCC('D','X', 'T', '5'))
{
return DXT5;
}
return NOT_DEFINED;
}
bool sameType(const std::string &sFileNameDest, uint8 &algo, bool wantMipMap)
{
uint32 dds;
FILE *f = fopen(sFileNameDest.c_str(),"rb");
if(f==NULL)
{
return false;
}
CS3TCCompressor::DDS_HEADER h;
if (fread(&dds,1,4,f) != 4)
{
fclose(f);
return false;
}
if (fread(&h,sizeof(::DDS_HEADER),1,f) != 1)
{
fclose(f);
return false;
}
if(fclose(f))
{
cerr<<sFileNameDest<< "is not closed"<<endl;
}
bool algoOk= false;
switch(algo)
{
case DXT1:
if(h.ddpf.dwFourCC==MAKEFOURCC('D','X', 'T', '1')
&& h.ddpf.dwRGBBitCount==0)
algoOk=true;
break;
case DXT1A:
if(h.ddpf.dwFourCC==MAKEFOURCC('D','X', 'T', '1')
&& h.ddpf.dwRGBBitCount>0)
algoOk=true;
break;
case DXT3:
if(h.ddpf.dwFourCC==MAKEFOURCC('D','X', 'T', '3'))
algoOk=true;
break;
case DXT5:
if(h.ddpf.dwFourCC==MAKEFOURCC('D','X', 'T', '5'))
algoOk=true;
break;
}
if(!algoOk)
return false;
// Test Mipmap.
bool fileHasMipMap= (h.dwFlags&DDSD_MIPMAPCOUNT) && (h.dwMipMapCount>1);
if(fileHasMipMap==wantMipMap)
return true;
return false;
}
bool dataCheck(const std::string &sFileNameSrc, const std::string &sFileNameDest, uint8& algo, bool wantMipMap)
{
if (!CFile::fileExists(sFileNameSrc))
{
cerr << "Can't open file " << sFileNameSrc << endl;
return false;
}
if (!CFile::fileExists(sFileNameDest))
{
return false; // destination file doesn't exist yet
}
uint32 lastWriteTime1 = CFile::getFileModificationDate(sFileNameSrc);
uint32 lastWriteTime2 = CFile::getFileModificationDate(sFileNameDest);
if(lastWriteTime1 > lastWriteTime2)
{
return false;
}
if (lastWriteTime1 < lastWriteTime2)
{
if(!sameType(sFileNameDest, algo, wantMipMap))
{
return false; // file exists but a new compression type is required
}
}
return true;
}
void writeInstructions()
{
cout<<endl;
cout<<"TGA2DDS"<<endl;
cout<<" Convert TGA or PNG image file (24bits or 32 bits) to DDS compressed file using"<<endl;
cout<<"DXTC compression (DXTC1, DXTC1 with alpha, DXTC3, or DXTC5). "<<endl;
cout<<" The program looks for possible user color files and load them automatically,"<<endl;
cout<<"a user color file must have the same name that the original tga file, plus the"<<endl;
cout<<"extension \"_usercolor\""<<endl;
cout<<"ex : pic.tga, the associated user color file must be : pic_usercolor.tga"<<endl;
cout<<endl;
cout<<"syntax : tga2dds <input> [-o <output.dds>] [-a <algo>] [-m]"<<endl;
cout<<endl;
cout<<"with"<<endl;
cout<<"algo : 1 for DXTC1 (no alpha)"<<endl;
cout<<" 1A for DXTC1 with alpha"<<endl;
cout<<" 3 for DXTC3"<<endl;
cout<<" 5 for DXTC5"<<endl;
cout<<" tga16 for 16 bits TGA"<<endl;
cout<<" tga8 for 8 bits TGA"<<endl;
cout<<" png16 for 16 bits PNG"<<endl;
cout<<" png8 for 8 bits PNG"<<endl;
cout<<"-m : Create MipMap"<<endl;
cout<<"-rFACTOR : Reduce the bitmap size before compressing"<<endl;
cout<<" FACTOR is 0, 1, 2, 3, 4, 5, 6, 7 or 8"<<endl;
cout<<endl;
cout<<"default : DXTC1 if 24b, DXTC5 if 32b."<<endl;
cout<<endl;
cout<<"/? for this help"<<endl;
cout<<endl;
}
std::string getOutputFileName(const std::string &inputFileName)
{
std::string::size_type pos = inputFileName.rfind(".");
if(pos == std::string::npos)
{
// name whithout extension
return inputFileName + ".dds";
}
else
{
return inputFileName.substr(0,pos) + ".dds";
}
}
// ***************************************************************************
string OptOutputFileName;
uint8 OptAlgo = NOT_DEFINED;
bool OptMipMap = false;
uint Reduce = 0;
bool parseOptions(int argc, char **argv)
{
for(sint i=2;i<argc;i++)
{
// OutputFileName.
if(!strcmp(argv[i], "-o"))
{
i++;
if(i>=argc) return false;
OptOutputFileName= argv[i];
}
// Algo.
else if(!strcmp(argv[i], "-a"))
{
i++;
if(i>=argc) return false;
if(!strcmp(argv[i],"1")) OptAlgo = DXT1;
else
if(!strcmp(argv[i],"1A")) OptAlgo = DXT1A;
else
if(!strcmp(argv[i],"1a")) OptAlgo = DXT1A;
else
if(!strcmp(argv[i],"3")) OptAlgo = DXT3;
else
if(!strcmp(argv[i],"5")) OptAlgo = DXT5;
else
if(!strcmp(argv[i],"tga16")) OptAlgo = TGA16;
else
if(!strcmp(argv[i],"tga8")) OptAlgo = TGA8;
else
if(!strcmp(argv[i],"png16")) OptAlgo = PNG16;
else
if(!strcmp(argv[i],"png8")) OptAlgo = PNG8;
else
{
cerr<<"Algorithm unknown : "<<argv[i]<<endl;
return 1;
}
}
// MipMap.
else if(!strcmp(argv[i], "-m"))
{
OptMipMap= true;
}
// Reduce size of the bitmap
else if(!strcmp(argv[i], "-r0"))
Reduce = 0;
else if(!strcmp(argv[i], "-r1"))
Reduce = 1;
else if(!strcmp(argv[i], "-r2"))
Reduce = 2;
else if(!strcmp(argv[i], "-r3"))
Reduce = 3;
else if(!strcmp(argv[i], "-r4"))
Reduce = 4;
else if(!strcmp(argv[i], "-r5"))
Reduce = 5;
else if(!strcmp(argv[i], "-r6"))
Reduce = 6;
else if(!strcmp(argv[i], "-r7"))
Reduce = 7;
else if(!strcmp(argv[i], "-r8"))
Reduce = 8;
// What is this option?
else
{
return false;
}
}
return true;
}
// ***************************************************************************
void dividSize (CBitmap &bitmap)
{
// Must be RGBA
nlassert (bitmap.getPixelFormat () == CBitmap::RGBA);
// Copy the bitmap
CBitmap temp = bitmap;
// Resize the destination
const uint width = temp.getWidth ();
const uint height = temp.getHeight ();
const uint newWidth = temp.getWidth ()/2;
const uint newHeight = temp.getHeight ()/2;
bitmap.resize (newWidth, newHeight, CBitmap::RGBA);
// Pointers
uint8 *pixelSrc = &(temp.getPixels ()[0]);
uint8 *pixelDest = &(bitmap.getPixels ()[0]);
// Resample
uint x, y;
for (y=0; y<newHeight; y++)
for (x=0; x<newWidth; x++)
{
const uint offsetSrc = ((y*2)*width+x*2)*4;
const uint offsetDest = (y*newWidth+x)*4;
uint i;
for (i=0; i<4; i++)
{
pixelDest[offsetDest+i] = ((uint)pixelSrc[offsetSrc+i] + (uint)pixelSrc[offsetSrc+4+i] +
(uint)pixelSrc[offsetSrc+4*width+i] + (uint)pixelSrc[offsetSrc+4*width+4+i])>>2;
}
}
}
// ***************************************************************************
int main(int argc, char **argv)
{
CApplicationContext applicationContext;
uint8 algo;
// Parse Command Line.
//====================
if(argc<2)
{
writeInstructions();
return 0;
}
if(!strcmp(argv[1],"/?"))
{
writeInstructions();
return 0;
}
if(!strcmp(argv[1],"-?"))
{
writeInstructions();
return 0;
}
if(!parseOptions(argc, argv))
{
writeInstructions();
return 0;
}
// Reading TGA or PNG and converting to RGBA
//====================================
CBitmap picTga;
CBitmap picTga2;
CBitmap picSrc;
std::string inputFileName(argv[1]);
if(inputFileName.find("_usercolor")<inputFileName.length())
{
return 0;
}
NLMISC::CIFile input;
if(!input.open(inputFileName))
{
cerr<<"Can't open input file "<<inputFileName<<endl;
return 1;
}
uint8 imageDepth = picTga.load(input);
if(imageDepth==0)
{
cerr<<"Can't load file : "<<inputFileName<<endl;
return 1;
}
if(imageDepth!=16 && imageDepth!=24 && imageDepth!=32 && imageDepth!=8)
{
cerr<<"Image not supported : "<<imageDepth<<endl;
return 1;
}
input.close();
uint32 height = picTga.getHeight();
uint32 width= picTga.getWidth();
picTga.convertToType (CBitmap::RGBA);
// Output file name and algo.
//===========================
std::string outputFileName;
if (!OptOutputFileName.empty())
outputFileName = OptOutputFileName;
else
outputFileName = getOutputFileName(inputFileName);
// Check dest algo
if (OptAlgo==NOT_DEFINED)
OptAlgo = getType (outputFileName);
// Choose Algo.
if(OptAlgo!=NOT_DEFINED)
{
algo= OptAlgo;
}
else
{
if(imageDepth==24)
algo = DXT1;
else
algo = DXT5;
}
// Data check
//===========
if(dataCheck(inputFileName,outputFileName, OptAlgo, OptMipMap))
{
cout<<outputFileName<<" : a recent dds file already exists"<<endl;
return 0;
}
// Vectors for RGBA data
CObjectVector<uint8> RGBASrc = picTga.getPixels();
CObjectVector<uint8> RGBASrc2;
CObjectVector<uint8> RGBADest;
RGBADest.resize(height*width*4);
uint dstRGBADestId= 0;
// UserColor
//===========
/*
// Checking if option "usercolor" has been used
std::string userColorFileName;
if(argc>4)
{
if(strcmp("-usercolor",argv[4])==0)
{
if(argc!=6)
{
writeInstructions();
return;
}
userColorFileName = argv[5];
}
else
{
writeInstructions();
return;
}
}
*/
// Checking if associate usercolor file exists
std::string userColorFileName;
std::string::size_type pos = inputFileName.rfind(".");
if (pos == std::string::npos)
{
// name whithout extension
userColorFileName = inputFileName + "_usercolor";
}
else
{
// append input filename extension
userColorFileName = inputFileName.substr(0,pos) + "_usercolor" + inputFileName.substr(pos);
}
// Reading second Tga for user color, don't complain if _usercolor is missing
NLMISC::CIFile input2;
if (CPath::exists(userColorFileName) && input2.open(userColorFileName))
{
picTga2.load(input2);
uint32 height2 = picTga2.getHeight();
uint32 width2 = picTga2.getWidth();
nlassert(width2==width);
nlassert(height2==height);
picTga2.convertToType (CBitmap::RGBA);
RGBASrc2 = picTga2.getPixels();
NLMISC::CRGBA *pRGBASrc = (NLMISC::CRGBA*)&RGBASrc[0];
NLMISC::CRGBA *pRGBASrc2 = (NLMISC::CRGBA*)&RGBASrc2[0];
for(uint32 i = 0; i<width*height; i++)
{
// If no UserColor, must take same RGB, and keep same Alpha from src1 !!! So texture can have both alpha
// userColor and other alpha usage.
if(pRGBASrc2[i].A==255)
{
RGBADest[dstRGBADestId++]= pRGBASrc[i].R;
RGBADest[dstRGBADestId++]= pRGBASrc[i].G;
RGBADest[dstRGBADestId++]= pRGBASrc[i].B;
RGBADest[dstRGBADestId++]= pRGBASrc[i].A;
}
else
{
// Old code.
/*uint8 F = (uint8) ((float)pRGBASrc[i].R*0.3 + (float)pRGBASrc[i].G*0.56 + (float)pRGBASrc[i].B*0.14);
uint8 Frgb;
if((F*pRGBASrc2[i].A/255)==255)
Frgb = 0;
else
Frgb = (255-pRGBASrc2[i].A)/(255-F*pRGBASrc2[i].A/255);
RGBADest[dstRGBADestId++]= Frgb*pRGBASrc[i].R/255;
RGBADest[dstRGBADestId++]= Frgb*pRGBASrc[i].G/255;
RGBADest[dstRGBADestId++]= Frgb*pRGBASrc[i].B/255;
RGBADest[dstRGBADestId++]= F*pRGBASrc[i].A/255;*/
// New code: use new restrictions from IDriver.
float Rt, Gt, Bt, At;
float Lt;
float Rtm, Gtm, Btm, Atm;
// read 0-1 RGB pixel.
Rt= (float)pRGBASrc[i].R/255;
Gt= (float)pRGBASrc[i].G/255;
Bt= (float)pRGBASrc[i].B/255;
Lt= Rt*0.3f + Gt*0.56f + Bt*0.14f;
// take Alpha from userColor src.
At= (float)pRGBASrc2[i].A/255;
Atm= 1-Lt*(1-At);
// If normal case.
if(Atm>0)
{
Rtm= Rt*At / Atm;
Gtm= Gt*At / Atm;
Btm= Bt*At / Atm;
}
// Else special case: At==0, and Lt==1.
else
{
Rtm= Gtm= Btm= 0;
}
// copy to buffer.
sint r,g,b,a;
r= (sint)floor(Rtm*255+0.5f);
g= (sint)floor(Gtm*255+0.5f);
b= (sint)floor(Btm*255+0.5f);
a= (sint)floor(Atm*255+0.5f);
clamp(r, 0,255);
clamp(g, 0,255);
clamp(b, 0,255);
clamp(a, 0,255);
RGBADest[dstRGBADestId++]= r;
RGBADest[dstRGBADestId++]= g;
RGBADest[dstRGBADestId++]= b;
RGBADest[dstRGBADestId++]= a;
}
}
}
else
RGBADest = RGBASrc;
// Copy to the dest bitmap.
picSrc.resize(width, height, CBitmap::RGBA);
picSrc.getPixels(0)= RGBADest;
// Resize the destination bitmap ?
while (Reduce != 0)
{
dividSize (picSrc);
Reduce--;
}
// 8 or 16 bits TGA or PNG ?
if ((algo == TGA16) || (algo == TGA8) || (algo == PNG16) || (algo == PNG8))
{
// Saving TGA or PNG file
//=================
NLMISC::COFile output;
if(!output.open(outputFileName))
{
cerr<<"Can't open output file "<<outputFileName<<endl;
return 1;
}
try
{
if (algo == TGA16)
{
picSrc.writeTGA (output, 16);
}
else if (algo == TGA8)
{
picSrc.convertToType(CBitmap::Luminance);
picSrc.writeTGA (output, 8);
}
else if (algo == PNG16)
{
picSrc.writePNG (output, 16);
}
else if (algo == PNG8)
{
picSrc.convertToType(CBitmap::Luminance);
picSrc.writePNG (output, 8);
}
}
catch(const NLMISC::EWriteError &e)
{
cerr<<e.what()<<endl;
return 1;
}
output.close();
}
else
{
// Compress
//===========
// log.
std::string algostr;
switch(algo)
{
case DXT1:
algostr = "DXTC1";
break;
case DXT1A:
algostr = "DXTC1A";
break;
case DXT3:
algostr = "DXTC3";
break;
case DXT5:
algostr = "DXTC5";
break;
}
cout<<"compressing ("<<algostr<<") "<<inputFileName<<" to "<<outputFileName<<endl;
// Saving compressed DDS file
// =================
NLMISC::COFile output;
if(!output.open(outputFileName))
{
cerr<<"Can't open output file "<<outputFileName<<endl;
return 1;
}
try
{
CS3TCCompressor comp;
comp.compress(picSrc, OptMipMap, algo, output);
}
catch(const NLMISC::EWriteError &e)
{
cerr<<e.what()<<endl;
return 1;
}
output.close();
}
return 0;
}
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