mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-12-16 06:18:43 +00:00
Added: Textures optimizer tool
This commit is contained in:
parent
8fade8630f
commit
e4904de2df
3 changed files with 243 additions and 0 deletions
|
@ -35,6 +35,7 @@ IF(WITH_NEL_TOOLS)
|
|||
SUBDIRS(
|
||||
build_interface
|
||||
get_neighbors
|
||||
textures_optimizer
|
||||
tga_cut
|
||||
tga_resize)
|
||||
ENDIF()
|
||||
|
|
9
code/nel/tools/3d/textures_optimizer/CMakeLists.txt
Normal file
9
code/nel/tools/3d/textures_optimizer/CMakeLists.txt
Normal file
|
@ -0,0 +1,9 @@
|
|||
FILE(GLOB SRC *.cpp *.h)
|
||||
|
||||
ADD_EXECUTABLE(textures_optimizer ${SRC})
|
||||
|
||||
TARGET_LINK_LIBRARIES(textures_optimizer nelmisc)
|
||||
NL_DEFAULT_PROPS(textures_optimizer "NeL, Tools, 3D: Textures optimizer")
|
||||
NL_ADD_RUNTIME_FLAGS(textures_optimizer)
|
||||
|
||||
INSTALL(TARGETS textures_optimizer RUNTIME DESTINATION ${NL_BIN_PREFIX} COMPONENT tools3d)
|
233
code/nel/tools/3d/textures_optimizer/main.cpp
Normal file
233
code/nel/tools/3d/textures_optimizer/main.cpp
Normal file
|
@ -0,0 +1,233 @@
|
|||
// 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 "nel/misc/file.h"
|
||||
#include "nel/misc/bitmap.h"
|
||||
#include "nel/misc/path.h"
|
||||
#include "nel/misc/debug.h"
|
||||
|
||||
#include <iostream>
|
||||
|
||||
void writeInstructions()
|
||||
{
|
||||
std::cout << "Syntax: textures_optimizer [-a] [-g] <input>" << std::endl;
|
||||
std::cout << std::endl;
|
||||
std::cout << " Try to optimize TGA or PNG textures by removing useless alpha channel or converting a RGB with black and white values to grayscale" << std::endl;
|
||||
std::cout << " By default, it only make checks and display if texture can optimized or not" << std::endl;
|
||||
std::cout << std::endl;
|
||||
std::cout << "with" << std::endl;
|
||||
std::cout << "-a : Remove alpha channel if useless" << std::endl;
|
||||
std::cout << "-g : Convert to grayscale if all pixels are gray" << std::endl;
|
||||
std::cout << std::endl;
|
||||
std::cout << "-h or -? for this help" << std::endl;
|
||||
std::cout << std::endl;
|
||||
}
|
||||
|
||||
bool FixAlpha = false;
|
||||
bool FixGrayscale = false;
|
||||
|
||||
std::vector<std::string> InputFilenames;
|
||||
|
||||
bool parseOptions(int argc, char **argv)
|
||||
{
|
||||
// process each argument
|
||||
for(sint i = 1; i < argc; ++i)
|
||||
{
|
||||
std::string option = argv[i];
|
||||
|
||||
if (option.length() > 0)
|
||||
{
|
||||
bool isOption = option[0] == '-';
|
||||
|
||||
#ifdef NL_OS_WINDOWS
|
||||
// authorize / for options only under Windows,
|
||||
// because under Linux it could be a full path
|
||||
if (!isOption) isOption = (option[0] == '/');
|
||||
#endif
|
||||
|
||||
// Option
|
||||
if (isOption)
|
||||
{
|
||||
// remove option prefix
|
||||
option = option.substr(1);
|
||||
|
||||
// Fix alpha
|
||||
if (option == "a")
|
||||
{
|
||||
FixAlpha = true;
|
||||
}
|
||||
// Fix grayscale
|
||||
else if (option == "g")
|
||||
{
|
||||
FixGrayscale = true;
|
||||
}
|
||||
else if (option == "h" || option == "?")
|
||||
{
|
||||
return false;
|
||||
}
|
||||
else
|
||||
{
|
||||
nlwarning("Unknown option -%s", option.c_str());
|
||||
|
||||
return false;
|
||||
}
|
||||
}
|
||||
// Filename
|
||||
else
|
||||
{
|
||||
std::string ext = NLMISC::toLower(NLMISC::CFile::getExtension(option));
|
||||
|
||||
if (ext == "png" || ext == "tga")
|
||||
{
|
||||
InputFilenames.push_back(option);
|
||||
}
|
||||
else
|
||||
{
|
||||
nlwarning("Only PNG and TGA files supported, %s won't be processed", option.c_str());
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return !InputFilenames.empty();
|
||||
}
|
||||
|
||||
#include "nel/misc/system_utils.h"
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
NLMISC::CApplicationContext applicationContext;
|
||||
|
||||
if (!parseOptions(argc, argv))
|
||||
{
|
||||
writeInstructions();
|
||||
return 0;
|
||||
}
|
||||
|
||||
for(uint i = 0; i < InputFilenames.size(); ++i)
|
||||
{
|
||||
std::string ext = NLMISC::toLower(NLMISC::CFile::getExtension(InputFilenames[i]));
|
||||
|
||||
NLMISC::CIFile input;
|
||||
|
||||
if (!input.open(InputFilenames[i]))
|
||||
{
|
||||
std::cerr << "Unable to open " << InputFilenames[i] << std::endl;
|
||||
return 1;
|
||||
}
|
||||
|
||||
NLMISC::CBitmap bitmap;
|
||||
|
||||
uint8 depth = bitmap.load(input);
|
||||
|
||||
// don't need file so close it
|
||||
input.close();
|
||||
|
||||
if (depth == 0)
|
||||
{
|
||||
std::cerr << "Unable to decode " << InputFilenames[i] << std::endl;
|
||||
return 1;
|
||||
}
|
||||
|
||||
bool modified = false;
|
||||
bool hasAlpha = false;
|
||||
bool isGrayscale = false;
|
||||
|
||||
if (bitmap.getPixelFormat() == NLMISC::CBitmap::RGBA && depth == 32)
|
||||
{
|
||||
hasAlpha = true;
|
||||
}
|
||||
else if (bitmap.getPixelFormat() == NLMISC::CBitmap::AlphaLuminance)
|
||||
{
|
||||
hasAlpha = true;
|
||||
isGrayscale = true;
|
||||
}
|
||||
else if (bitmap.getPixelFormat() == NLMISC::CBitmap::Luminance)
|
||||
{
|
||||
isGrayscale = true;
|
||||
}
|
||||
else if (bitmap.getPixelFormat() == NLMISC::CBitmap::Alpha)
|
||||
{
|
||||
hasAlpha = true;
|
||||
isGrayscale = true;
|
||||
}
|
||||
|
||||
if (!isGrayscale && bitmap.isGrayscale())
|
||||
{
|
||||
std::cout << InputFilenames[i] << " (grayscale image with RGB colors)" << std::endl;
|
||||
|
||||
if (FixGrayscale)
|
||||
{
|
||||
if (!bitmap.convertToType(hasAlpha ? NLMISC::CBitmap::AlphaLuminance:NLMISC::CBitmap::Luminance))
|
||||
{
|
||||
std::cerr << "Unable to convert to Luminance" << std::endl;
|
||||
return 1;
|
||||
}
|
||||
|
||||
isGrayscale = true;
|
||||
modified = true;
|
||||
}
|
||||
}
|
||||
|
||||
uint8 alpha = 0;
|
||||
|
||||
if (hasAlpha && bitmap.isAlphaUniform(&alpha))
|
||||
{
|
||||
std::cout << InputFilenames[i] << " (image with uniform alpha channel " << alpha << ")" << std::endl;
|
||||
|
||||
if (FixAlpha && (alpha == 0 || alpha == 255))
|
||||
{
|
||||
bitmap.makeOpaque();
|
||||
|
||||
hasAlpha = false;
|
||||
modified = true;
|
||||
}
|
||||
}
|
||||
|
||||
if (!modified) continue;
|
||||
|
||||
NLMISC::COFile output;
|
||||
|
||||
if (!output.open(InputFilenames[i]))
|
||||
{
|
||||
std::cerr << "Unable to open" << std::endl;
|
||||
return 1;
|
||||
}
|
||||
|
||||
uint32 newDepth = isGrayscale ? 8:24;
|
||||
|
||||
if (hasAlpha) newDepth += 8;
|
||||
|
||||
bool res = false;
|
||||
|
||||
if (ext == "png")
|
||||
{
|
||||
res = bitmap.writePNG(output, newDepth);
|
||||
}
|
||||
else if (ext == "tga")
|
||||
{
|
||||
res = bitmap.writePNG(output, newDepth);
|
||||
}
|
||||
|
||||
if (!res)
|
||||
{
|
||||
std::cerr << "Unable to encode" << std::endl;
|
||||
return 1;
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
Loading…
Reference in a new issue