@ -21,6 +21,8 @@
# include "nel/misc/bitmap.h"
# include "nel/misc/path.h"
# include "nel/misc/debug.h"
# include "nel/misc/cmd_args.h"
# include <math.h>
# include "../s3tc_compressor_lib/s3tc_compressor.h"
@ -40,7 +42,6 @@ using namespace std;
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 ( ) ;
@ -197,39 +198,6 @@ bool dataCheck(const std::string &sFileNameSrc, const std::string &sFileNameDest
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 ( " . " ) ;
@ -244,85 +212,6 @@ std::string getOutputFileName(const std::string &inputFileName)
}
}
// ***************************************************************************
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 )
{
@ -385,349 +274,417 @@ 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 ;
NLMISC : : CCmdArgs args ;
args . setDescription (
" Convert TGA or PNG image file to DDS compressed file using DXTC compression (DXTC1, DXTC1 with alpha, DXTC3, or DXTC5). \n "
" The program looks for possible user color files and load them automatically, a user color file must have the same name that the original tga file, plus the extension \" _usercolor \" \n "
" Eg.: pic.tga, the associated user color file must be: pic_usercolor.tga \n "
) ;
args . addArg ( " o " , " output " , " output.dds " , " Output DDS filename or directory " ) ;
args . addArg ( " a " , " algo " , " algo " , " Conversion algorithm to use \n "
" 1 for DXTC1 (no alpha) \n "
" 1A for DXTC1 with alpha \n "
" 3 for DXTC3 \n "
" 5 for DXTC5 \n "
" tga16 for 16 bits TGA \n "
" tga8 for 8 bits TGA \n "
" png16 for 16 bits PNG \n "
" png8 for 8 bits PNG \n "
" \n "
" default : DXTC1 if 24 bits, DXTC5 if 32 bits. "
) ;
args . addArg ( " m " , " mipmap " , " " , " Create MipMap " ) ;
args . addArg ( " r " , " reduce " , " FACTOR " , " Reduce the bitmap size before compressing \n \t \t \t FACTOR is 0, 1, 2, 3, 4, 5, 6, 7 or 8 " ) ;
args . addAdditionalArg ( " input " , " PNG or TGA files to convert " , false ) ;
if ( ! args . parse ( argc , argv ) ) return 1 ;
string OptOutputFileName ;
uint8 OptAlgo = NOT_DEFINED ;
bool OptMipMap = false ;
uint Reduce = 0 ;
if ( args . haveArg ( " o " ) )
OptOutputFileName = args . getArg ( " o " ) . front ( ) ;
if ( args . haveArg ( " a " ) )
{
std : : string strAlgo = args . getArg ( " a " ) . front ( ) ;
if ( strAlgo = = " 1 " ) OptAlgo = DXT1 ;
else if ( toLower ( strAlgo ) = = " 1a " ) OptAlgo = DXT1A ;
else if ( strAlgo = = " 3 " ) OptAlgo = DXT3 ;
else if ( strAlgo = = " 5 " ) OptAlgo = DXT5 ;
else if ( strAlgo = = " tga8 " ) OptAlgo = TGA8 ;
else if ( strAlgo = = " tga16 " ) OptAlgo = TGA16 ;
else if ( strAlgo = = " png8 " ) OptAlgo = PNG8 ;
else if ( strAlgo = = " png16 " ) OptAlgo = PNG16 ;
else
{
cerr < < " Unknown algorithm: " < < strAlgo < < endl ;
return 1 ;
}
}
if ( ! parseOptions ( argc , argv ) )
if ( args . haveArg ( " r " ) )
{
writeInstructions ( ) ;
return 0 ;
std : : string strReduce = args . getArg ( " r " ) . front ( ) ;
// Reduce size of the bitmap
if ( fromString ( strReduce , Reduce ) )
{
if ( Reduce > 8 ) Reduce = 8 ;
}
}
// Reading TGA or PNG and converting to RGBA
//====================================
CBitmap picTga ;
CBitmap picTga2 ;
CBitmap picSrc ;
std : : vector < std : : string > inputFileNames = args . getAdditionalArg ( " input " ) ;
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 )
for ( uint i = 0 ; i < inputFileNames . size ( ) ; + + i )
{
cerr < < " Image not supported : " < < imageDepth < < endl ;
return 1 ;
}
input . close ( ) ;
uint32 height = picTga . getHeight ( ) ;
uint32 width = picTga . getWidth ( ) ;
picTga . convertToType ( CBitmap : : RGBA ) ;
uint8 algo ;
// Reading TGA or PNG and converting to RGBA
//====================================
CBitmap picTga ;
CBitmap picTga2 ;
CBitmap picSrc ;
// Output file name and algo.
//===========================
std : : string outputFileName ;
if ( ! OptOutputFileName . empty ( ) )
outputFileName = OptOutputFileName ;
else
outputFileName = getOutputFileName ( inputFileName ) ;
std : : string inputFileName = inputFileNames [ i ] ;
// Check dest algo
if ( OptAlgo = = NOT_DEFINED )
OptAlgo = getType ( outputFileName ) ;
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 ) ;
// Choose Algo.
if ( OptAlgo ! = NOT_DEFINED )
{
algo = OptAlgo ;
}
else
{
// TODO: if alpha channel is 0, use DXTC1a instead DXTC1
if ( imageDepth = = 24 )
algo = DXT1 ;
// Output file name and algo.
//===========================
std : : string outputFileName ;
if ( ! OptOutputFileName . empty ( ) )
{
// if OptOutputFileName is a directory, append the original filename
if ( CFile : : isDirectory ( OptOutputFileName ) )
{
outputFileName = CPath : : standardizePath ( outputFileName ) + getOutputFileName ( inputFileName ) ;
}
else
{
outputFileName = OptOutputFileName ;
if ( inputFileNames . size ( ) > 1 )
{
cerr < < " WARNING! Several files to convert to the same output filename! Use an output directory instead. " < < endl ;
return 1 ;
}
}
}
else
algo = DXT5 ;
}
{
outputFileName = getOutputFileName ( inputFileName ) ;
}
// Data check
//===========
if ( dataCheck ( inputFileName , outputFileName , OptAlgo , OptMipMap ) )
{
cout < < outputFileName < < " : a recent dds file already exists " < < endl ;
return 0 ;
}
// Check dest algo
if ( OptAlgo = = NOT_DEFINED )
OptAlgo = getType ( outputFileName ) ;
// Choose Algo.
if ( OptAlgo ! = NOT_DEFINED )
{
algo = OptAlgo ;
}
else
{
// TODO: if alpha channel is 0, use DXTC1a instead DXTC1
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 )
// 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 ( argc ! = 6 )
if ( strcmp ( " -usercolor " , argv [ 4 ] ) = = 0 )
{
if ( argc ! = 6 )
{
writeInstructions ( ) ;
return ;
}
userColorFileName = argv [ 5 ] ;
}
else
{
writeInstructions ( ) ;
return ;
}
userColorFileName = argv [ 5 ] ;
}
*/
// Checking if associate usercolor file exists
std : : string userColorFileName ;
std : : string : : size_type pos = inputFileName . rfind ( " . " ) ;
if ( pos = = std : : string : : npos )
{
// name without extension
userColorFileName = inputFileName + " _usercolor " ;
}
else
{
writeInstructions ( ) ;
return ;
// append input filename extension
userColorFileName = inputFileName . substr ( 0 , pos ) + " _usercolor " + inputFileName . substr ( pos ) ;
}
}
*/
// Checking if associate usercolor file exists
std : : string userColorFileName ;
std : : string : : size_type pos = inputFileName . rfind ( " . " ) ;
if ( pos = = std : : string : : npos )
{
// name without 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 ) ;
// 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 ( ) ;
RGBASrc2 = picTga2 . getPixels ( ) ;
NLMISC : : CRGBA * pRGBASrc = ( NLMISC : : CRGBA * ) & RGBASrc [ 0 ] ;
NLMISC : : CRGBA * pRGBASrc2 = ( NLMISC : : CRGBA * ) & RGBASrc2 [ 0 ] ;
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
for ( uint32 i = 0 ; i < width * height ; i + + )
{
// 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 )
// 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 )
{
Rtm = Rt * At / Atm ;
Gtm = Gt * At / Atm ;
Btm = Bt * At / Atm ;
RGBADest [ dstRGBADestId + + ] = pRGBASrc [ i ] . R ;
RGBADest [ dstRGBADestId + + ] = pRGBASrc [ i ] . G ;
RGBADest [ dstRGBADestId + + ] = pRGBASrc [ i ] . B ;
RGBADest [ dstRGBADestId + + ] = pRGBASrc [ i ] . A ;
}
// Else special case: At==0, and Lt==1.
else
{
Rtm = Gtm = Btm = 0 ;
// 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 ;
}
// 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 ;
else
RGBADest = RGBASrc ;
// Copy to the dest bitmap.
picSrc . resize ( width , height , CBitmap : : RGBA ) ;
picSrc . getPixels ( 0 ) = RGBADest ;
// 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 - - ;
}
if ( algo = = TGA16 )
{
// Apply bayer dither
CObjectVector < uint8 > & rgba = picSrc . getPixels ( 0 ) ;
const uint32 w = picSrc . getWidth ( 0 ) ;
uint32 x = 0 ;
uint32 y = 0 ;
for ( uint32 i = 0 ; i < rgba . size ( ) ; i + = 4 )
// Resize the destination bitmap ?
while ( Reduce ! = 0 )
{
NLMISC : : CRGBA & c = reinterpret_cast < NLMISC : : CRGBA & > ( rgba [ i ] ) ;
c . R = ( uint8 ) std : : min ( 255 , ( int ) c . R + bayerDiv8R [ x % 4 ] [ y % 4 ] ) ;
c . G = ( uint8 ) std : : min ( 255 , ( int ) c . G + bayerDiv8G [ x % 4 ] [ y % 4 ] ) ;
c . B = ( uint8 ) std : : min ( 255 , ( int ) c . B + bayerDiv8B [ x % 4 ] [ y % 4 ] ) ;
+ + x ;
x % = w ;
if ( x = = 0 )
+ + y ;
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 ) )
if ( algo = = TGA16 )
{
cerr < < " Can't open output file " < < outputFileName < < endl ;
return 1 ;
}
try
{
if ( algo = = TGA16 )
// Apply bayer dither
CObjectVector < uint8 > & rgba = picSrc . getPixels ( 0 ) ;
const uint32 w = picSrc . getWidth ( 0 ) ;
uint32 x = 0 ;
uint32 y = 0 ;
for ( uint32 i = 0 ; i < rgba . size ( ) ; i + = 4 )
{
picSrc . writeTGA ( output , 16 ) ;
NLMISC : : CRGBA & c = reinterpret_cast < NLMISC : : CRGBA & > ( rgba [ i ] ) ;
c . R = ( uint8 ) std : : min ( 255 , ( int ) c . R + bayerDiv8R [ x % 4 ] [ y % 4 ] ) ;
c . G = ( uint8 ) std : : min ( 255 , ( int ) c . G + bayerDiv8G [ x % 4 ] [ y % 4 ] ) ;
c . B = ( uint8 ) std : : min ( 255 , ( int ) c . B + bayerDiv8B [ x % 4 ] [ y % 4 ] ) ;
+ + x ;
x % = w ;
if ( x = = 0 )
+ + y ;
}
else if ( algo = = TGA8 )
}
// 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 ) )
{
picSrc . convertToType ( CBitmap : : Luminance ) ;
picSrc . writeTGA ( output , 8 ) ;
cerr< < " Can't open output file " < < outputFileName < < endl ;
return 1 ;
}
else if ( algo = = PNG16 )
try
{
picSrc . writePNG ( output , 16 ) ;
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 ) ;
}
}
else if ( algo = = PNG8 )
catch( const NLMISC : : EWriteError & e )
{
picSrc . convertToType ( CBitmap : : Luminance ) ;
picSrc . writePNG ( output , 8 ) ;
cerr< < e . what ( ) < < endl ;
return 1 ;
}
output . close ( ) ;
}
catch ( const NLMISC : : EWriteError & e )
else
{
cerr < < e . what ( ) < < endl ;
return 1 ;
}
// Compress
//===========
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 ;
// 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 ;
}
// Saving compressed DDS file
// =================
NLMISC : : COFile output ;
if ( ! output . open ( outputFileName ) )
{
cerr < < " Can't open output file " < < outputFileName < < endl ;
return 1 ;
output . close ( ) ;
}
try
{
CS3TCCompressor comp ;
comp . compress ( picSrc , OptMipMap , algo , output ) ;
}
catch ( const NLMISC : : EWriteError & e )
{
cerr < < e . what ( ) < < endl ;
return 1 ;
}
output . close ( ) ;
}
return 0 ;