137 lines
3.0 KiB
C++
137 lines
3.0 KiB
C++
/*
|
|
* Copyright 2015 The Etc2Comp Authors.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "EtcColorFloatRGBA.h"
|
|
#include "EtcImage.h"
|
|
#include "Etc.h"
|
|
|
|
namespace Etc
|
|
{
|
|
class FileHeader;
|
|
class SourceImage;
|
|
|
|
class File
|
|
{
|
|
public:
|
|
|
|
enum class Format
|
|
{
|
|
INFER_FROM_FILE_EXTENSION,
|
|
PKM,
|
|
KTX,
|
|
};
|
|
|
|
File(const char *a_pstrFilename, Format a_fileformat, Image::Format a_imageformat,
|
|
unsigned char *a_paucEncodingBits, unsigned int a_uiEncodingBitsBytes,
|
|
unsigned int a_uiSourceWidth, unsigned int a_uiSourceHeight,
|
|
unsigned int a_uiExtendedWidth, unsigned int a_uiExtendedHeight);
|
|
|
|
File(const char *a_pstrFilename, Format a_fileformat, Image::Format a_imageformat,
|
|
unsigned int a_uiNumMipmaps, RawImage *pMipmapImages,
|
|
unsigned int a_uiSourceWidth, unsigned int a_uiSourceHeight );
|
|
|
|
File(const char *a_pstrFilename, Format a_fileformat);
|
|
~File();
|
|
const char *GetFilename(void) { return m_pstrFilename; }
|
|
|
|
void Read(const char *a_pstrFilename);
|
|
void Write(void);
|
|
|
|
inline unsigned int GetSourceWidth(void)
|
|
{
|
|
return m_uiSourceWidth;
|
|
}
|
|
|
|
inline unsigned int GetSourceHeight(void)
|
|
{
|
|
return m_uiSourceHeight;
|
|
}
|
|
|
|
inline unsigned int GetExtendedWidth(unsigned int mipmapIndex = 0)
|
|
{
|
|
if (mipmapIndex < m_uiNumMipmaps)
|
|
{
|
|
return m_pMipmapImages[mipmapIndex].uiExtendedWidth;
|
|
}
|
|
else
|
|
{
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
inline unsigned int GetExtendedHeight(unsigned int mipmapIndex = 0)
|
|
{
|
|
if (mipmapIndex < m_uiNumMipmaps)
|
|
{
|
|
return m_pMipmapImages[mipmapIndex].uiExtendedHeight;
|
|
}
|
|
else
|
|
{
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
inline Image::Format GetImageFormat()
|
|
{
|
|
return m_imageformat;
|
|
}
|
|
|
|
inline unsigned int GetEncodingBitsBytes(unsigned int mipmapIndex = 0)
|
|
{
|
|
if (mipmapIndex < m_uiNumMipmaps)
|
|
{
|
|
return m_pMipmapImages[mipmapIndex].uiEncodingBitsBytes;
|
|
}
|
|
else
|
|
{
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
inline unsigned char* GetEncodingBits(unsigned int mipmapIndex = 0)
|
|
{
|
|
if( mipmapIndex < m_uiNumMipmaps)
|
|
{
|
|
return m_pMipmapImages[mipmapIndex].paucEncodingBits.get();
|
|
}
|
|
else
|
|
{
|
|
return nullptr;
|
|
}
|
|
}
|
|
|
|
inline unsigned int GetNumMipmaps()
|
|
{
|
|
return m_uiNumMipmaps;
|
|
}
|
|
|
|
void UseSingleBlock(int a_iPixelX = -1, int a_iPixelY = -1);
|
|
private:
|
|
|
|
char *m_pstrFilename; // includes directory path and file extension
|
|
Format m_fileformat;
|
|
Image::Format m_imageformat;
|
|
FileHeader *m_pheader;
|
|
unsigned int m_uiNumMipmaps;
|
|
RawImage* m_pMipmapImages;
|
|
unsigned int m_uiSourceWidth;
|
|
unsigned int m_uiSourceHeight;
|
|
};
|
|
|
|
}
|