本文整理汇总了C++中CDDSImage类的典型用法代码示例。如果您正苦于以下问题：C++ CDDSImage类的具体用法？C++ CDDSImage怎么用？C++ CDDSImage使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了CDDSImage类的12个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: DoWork
bool CTextureDDSJob::DoWork()
{
CTexture texture;
if (URIUtils::GetExtension(m_original).Equals(".dds"))
return false;
if (texture.LoadFromFile(m_original))
{ // convert to DDS
CDDSImage dds;
CLog::Log(LOGDEBUG, "Creating DDS version of: %s", m_original.c_str());
return dds.Create(URIUtils::ReplaceExtension(m_original, ".dds"), texture.GetWidth(), texture.GetHeight(), texture.GetPitch(), texture.GetPixels(), 40);
}
return false;
}示例2: DoWork
bool CTextureDDSJob::DoWork()
{
if (URIUtils::HasExtension(m_original, ".dds"))
return false;
CBaseTexture *texture = CBaseTexture::LoadFromFile(m_original);
if (texture)
{ // convert to DDS
CDDSImage dds;
CLog::Log(LOGDEBUG, "Creating DDS version of: %s", m_original.c_str());
bool ret = dds.Create(URIUtils::ReplaceExtension(m_original, ".dds"), texture->GetWidth(), texture->GetHeight(), texture->GetPitch(), texture->GetPixels(), 40);
delete texture;
return ret;
}
return false;
}示例3: glBindTexture
// save
//
// Description:
// Get the image from the pipeline and save it to disk.
//
// Parameters:
// sFileName - a string containing the filename.
//
// Returns:
// None
//
void
SaveOperator::save(std::string sFileName)
{
Image oInputImage = _pSourceOperator->image();;
unsigned int nWidth = static_cast<unsigned int>(oInputImage.width() );
unsigned int nHeight = static_cast<unsigned int>(oInputImage.height());
unsigned char * pPixels = new unsigned char[nWidth*nHeight*4];
glBindTexture(GL_TEXTURE_RECTANGLE_NV, oInputImage.textureID());
glGetTexImage(GL_TEXTURE_RECTANGLE_NV, 0, GL_BGRA, GL_UNSIGNED_BYTE, pPixels);
CTexture oTexture(nWidth, nHeight, 1, nWidth*nHeight*4, pPixels);
CDDSImage oImage;
oImage.create_textureFlat(GL_BGRA, 4, oTexture);
// Save without flipping (second parameter false)
oImage.save(sFileName, false);
}示例4: CompressToDDS
void CompressToDDS(SDL_Surface* image, unsigned int format, CDDSImage &out)
{
// Convert to ARGB
SDL_PixelFormat argbFormat;
memset(&argbFormat, 0, sizeof(SDL_PixelFormat));
argbFormat.BitsPerPixel = 32;
argbFormat.BytesPerPixel = 4;
#if SDL_BYTEORDER == SDL_LIL_ENDIAN
argbFormat.Amask = 0xff000000;
argbFormat.Ashift = 24;
argbFormat.Rmask = 0x00ff0000;
argbFormat.Rshift = 16;
argbFormat.Gmask = 0x0000ff00;
argbFormat.Gshift = 8;
argbFormat.Bmask = 0x000000ff;
argbFormat.Bshift = 0;
#else
argbFormat.Amask = 0x000000ff;
argbFormat.Ashift = 0;
argbFormat.Rmask = 0x0000ff00;
argbFormat.Rshift = 8;
argbFormat.Gmask = 0x00ff0000;
argbFormat.Gshift = 16;
argbFormat.Bmask = 0xff000000;
argbFormat.Bshift = 24;
#endif
SDL_Surface *argbImage = SDL_ConvertSurface(image, &argbFormat, 0);
double colorMSE, alphaMSE;
if (format == XB_FMT_DXT1)
CompressImage((squish::u8 *)argbImage->pixels, image->w, image->h, out.GetData(), squish::kDxt1, colorMSE, alphaMSE);
else if (format == XB_FMT_DXT5)
CompressImage((squish::u8 *)argbImage->pixels, image->w, image->h, out.GetData(), squish::kDxt5, colorMSE, alphaMSE);
// print some info about the resulting image
printf("Size: %dx%d %s in %u bytes. Quality: %5.2f\n", image->w, image->h, GetFormatString(format), out.GetSize(), colorMSE);
SDL_FreeSurface(argbImage);
}示例5: LoadFromFileInternal
bool CBaseTexture::LoadFromFileInternal(const std::string& texturePath, unsigned int maxWidth, unsigned int maxHeight, bool autoRotate, bool requirePixels, const std::string& strMimeType)
{
if (URIUtils::HasExtension(texturePath, ".dds"))
{ // special case for DDS images
CDDSImage image;
if (image.ReadFile(texturePath))
{
Update(image.GetWidth(), image.GetHeight(), 0, image.GetFormat(), image.GetData(), false);
return true;
}
return false;
}
unsigned int width = maxWidth ? std::min(maxWidth, g_Windowing.GetMaxTextureSize()) : g_Windowing.GetMaxTextureSize();
unsigned int height = maxHeight ? std::min(maxHeight, g_Windowing.GetMaxTextureSize()) : g_Windowing.GetMaxTextureSize();
// Read image into memory to use our vfs
XFILE::CFile file;
XFILE::auto_buffer buf;
if (file.LoadFile(texturePath, buf) <= 0)
return false;
CURL url(texturePath);
// make sure resource:// paths are properly resolved
if (url.IsProtocol("resource"))
{
std::string translatedPath;
if (XFILE::CResourceFile::TranslatePath(url, translatedPath))
url.Parse(translatedPath);
}
// handle xbt:// paths differently because it allows loading the texture directly from memory
if (url.IsProtocol("xbt"))
{
XFILE::CXbtFile xbtFile;
if (!xbtFile.Open(url))
return false;
return LoadFromMemory(xbtFile.GetImageWidth(), xbtFile.GetImageHeight(), 0, xbtFile.GetImageFormat(),
xbtFile.HasImageAlpha(), reinterpret_cast<unsigned char*>(buf.get()));
}
IImage* pImage;
if(strMimeType.empty())
pImage = ImageFactory::CreateLoader(texturePath);
else
pImage = ImageFactory::CreateLoaderFromMimeType(strMimeType);
if (!LoadIImage(pImage, (unsigned char *)buf.get(), buf.size(), width, height, autoRotate))
{
CLog::Log(LOGDEBUG, "%s - Load of %s failed.", __FUNCTION__, texturePath.c_str());
delete pImage;
return false;
}
delete pImage;
return true;
}示例6: TextureUpdate
void TextureUpdate(const char *filename, int n)
{
glBindTexture(GL_TEXTURE_2D, texture[n]);
char fullname[256];
PSD psdimage;
CDDSImage image;
int psd = 0;
sprintf(fullname, "textures\\%s.psd", filename);
if (psdimage.Load(fullname))
{
psdimage.Upload2D(texinfo[n].mipmap);
}
else
{
sprintf(fullname, "textures\\%s.dds", filename);
if (image.load(fullname))
{
image.upload_texture2D();
}
}
}示例7: LoadFromFileInternal
bool CBaseTexture::LoadFromFileInternal(const std::string& texturePath, unsigned int maxWidth, unsigned int maxHeight, bool autoRotate, bool requirePixels, const std::string& strMimeType)
{
if (URIUtils::HasExtension(texturePath, ".dds"))
{ // special case for DDS images
CDDSImage image;
if (image.ReadFile(texturePath))
{
Update(image.GetWidth(), image.GetHeight(), 0, image.GetFormat(), image.GetData(), false);
return true;
}
return false;
}
unsigned int width = maxWidth ? std::min(maxWidth, g_Windowing.GetMaxTextureSize()) : g_Windowing.GetMaxTextureSize();
unsigned int height = maxHeight ? std::min(maxHeight, g_Windowing.GetMaxTextureSize()) : g_Windowing.GetMaxTextureSize();
// Read image into memory to use our vfs
XFILE::CFile file;
XFILE::auto_buffer buf;
if (file.LoadFile(texturePath, buf) <= 0)
return false;
IImage* pImage;
if(strMimeType.empty())
pImage = ImageFactory::CreateLoader(texturePath);
else
pImage = ImageFactory::CreateLoaderFromMimeType(strMimeType);
if (!LoadIImage(pImage, (unsigned char *)buf.get(), buf.size(), width, height, autoRotate))
{
delete pImage;
pImage = ImageFactory::CreateFallbackLoader(texturePath);
if (!LoadIImage(pImage, (unsigned char *)buf.get(), buf.size(), width, height))
{
CLog::Log(LOGDEBUG, "%s - Load of %s failed.", __FUNCTION__, texturePath.c_str());
delete pImage;
return false;
}
}
delete pImage;
return true;
}示例8: LoadFromFile
bool CBaseTexture::LoadFromFile(const CStdString& texturePath, unsigned int maxWidth, unsigned int maxHeight,
bool autoRotate, unsigned int *originalWidth, unsigned int *originalHeight)
{
if (URIUtils::GetExtension(texturePath).Equals(".dds"))
{ // special case for DDS images
CDDSImage image;
if (image.ReadFile(texturePath))
{
Update(image.GetWidth(), image.GetHeight(), 0, image.GetFormat(), image.GetData(), false);
return true;
}
return false;
}
#if defined(__APPLE__) && defined(__arm__)
XFILE::CFile file;
UInt8 *imageBuff = NULL;
int64_t imageBuffSize = 0;
//open path and read data to buffer
//this handles advancedsettings.xml pathsubstitution
//and resulting networking
if (file.Open(texturePath, 0))
{
imageBuffSize =file.GetLength();
imageBuff = new UInt8[imageBuffSize];
imageBuffSize = file.Read(imageBuff, imageBuffSize);
file.Close();
}
else
{
CLog::Log(LOGERROR, "Texture manager unable to open file %s", texturePath.c_str());
return false;
}
if (imageBuffSize <= 0)
{
CLog::Log(LOGERROR, "Texture manager read texture file failed.");
delete [] imageBuff;
return false;
}
// create the image from buffer;
CGImageSourceRef imageSource;
// create a CFDataRef using CFDataCreateWithBytesNoCopy and kCFAllocatorNull for deallocator.
// this allows us to do a nocopy reference and we handle the free of imageBuff
CFDataRef cfdata = CFDataCreateWithBytesNoCopy(NULL, imageBuff, imageBuffSize, kCFAllocatorNull);
imageSource = CGImageSourceCreateWithData(cfdata, NULL);
if (imageSource == nil)
{
CLog::Log(LOGERROR, "Texture manager unable to load file: %s", CSpecialProtocol::TranslatePath(texturePath).c_str());
CFRelease(cfdata);
delete [] imageBuff;
return false;
}
CGImageRef image = CGImageSourceCreateImageAtIndex(imageSource, 0, NULL);
int rotate = 0;
if (autoRotate)
{ // get the orientation of the image for displaying it correctly
CFDictionaryRef imagePropertiesDictionary = CGImageSourceCopyPropertiesAtIndex(imageSource,0, NULL);
if (imagePropertiesDictionary != nil)
{
CFNumberRef orientation = (CFNumberRef)CFDictionaryGetValue(imagePropertiesDictionary, kCGImagePropertyOrientation);
if (orientation != nil)
{
int value = 0;
CFNumberGetValue(orientation, kCFNumberIntType, &value);
if (value)
rotate = value - 1;
}
CFRelease(imagePropertiesDictionary);
}
}
CFRelease(imageSource);
unsigned int width = CGImageGetWidth(image);
unsigned int height = CGImageGetHeight(image);
m_hasAlpha = (CGImageGetAlphaInfo(image) != kCGImageAlphaNone);
if (originalWidth)
*originalWidth = width;
if (originalHeight)
*originalHeight = height;
// check texture size limits and limit to screen size - preserving aspectratio of image
if ( width > g_Windowing.GetMaxTextureSize() || height > g_Windowing.GetMaxTextureSize() )
{
float aspect;
if ( width > height )
{
aspect = (float)width / (float)height;
width = g_Windowing.GetWidth();
height = (float)width / (float)aspect;
}
//.........这里部分代码省略.........
示例9: defined
bool CBaseTexture::LoadFromFileInternal(const CStdString& texturePath, unsigned int maxWidth, unsigned int maxHeight, bool autoRotate)
{
#if defined(HAS_OMXPLAYER)
if (URIUtils::GetExtension(texturePath).Equals(".jpg") ||
URIUtils::GetExtension(texturePath).Equals(".tbn")
/*|| URIUtils::GetExtension(texturePath).Equals(".png")*/)
{
COMXImage omx_image;
if(omx_image.ReadFile(texturePath))
{
// TODO: we only decode as half width and height. this is a workaround for the PI memory limitation
if(omx_image.Decode(omx_image.GetWidth() / 2, omx_image.GetHeight() / 2))
{
Allocate(omx_image.GetDecodedWidth(), omx_image.GetDecodedHeight(), XB_FMT_A8R8G8B8);
if(!m_pixels)
{
CLog::Log(LOGERROR, "Texture manager (OMX) out of memory");
omx_image.Close();
return false;
}
m_originalWidth = omx_image.GetOriginalWidth();
m_originalHeight = omx_image.GetOriginalHeight();
m_hasAlpha = omx_image.IsAlpha();
if (autoRotate && omx_image.GetOrientation())
m_orientation = omx_image.GetOrientation() - 1;
if(omx_image.GetDecodedData())
{
int size = ( ( GetPitch() * GetRows() ) > omx_image.GetDecodedSize() ) ?
omx_image.GetDecodedSize() : ( GetPitch() * GetRows() );
memcpy(m_pixels, (unsigned char *)omx_image.GetDecodedData(), size);
}
omx_image.Close();
return true;
}
else
{
omx_image.Close();
}
}
}
#endif
if (URIUtils::GetExtension(texturePath).Equals(".dds"))
{ // special case for DDS images
CDDSImage image;
if (image.ReadFile(texturePath))
{
Update(image.GetWidth(), image.GetHeight(), 0, image.GetFormat(), image.GetData(), false);
return true;
}
return false;
}
//ImageLib is sooo sloow for jpegs. Try our own decoder first. If it fails, fall back to ImageLib.
if (URIUtils::GetExtension(texturePath).Equals(".jpg") || URIUtils::GetExtension(texturePath).Equals(".tbn"))
{
CJpegIO jpegfile;
if (jpegfile.Open(texturePath, maxWidth, maxHeight))
{
if (jpegfile.Width() > 0 && jpegfile.Height() > 0)
{
Allocate(jpegfile.Width(), jpegfile.Height(), XB_FMT_A8R8G8B8);
if (jpegfile.Decode(m_pixels, GetPitch(), XB_FMT_A8R8G8B8))
{
if (autoRotate && jpegfile.Orientation())
m_orientation = jpegfile.Orientation() - 1;
m_hasAlpha=false;
ClampToEdge();
return true;
}
}
}
CLog::Log(LOGDEBUG, "%s - Load of %s failed. Falling back to ImageLib", __FUNCTION__, texturePath.c_str());
}
DllImageLib dll;
if (!dll.Load())
return false;
ImageInfo image;
memset(&image, 0, sizeof(image));
unsigned int width = maxWidth ? std::min(maxWidth, g_Windowing.GetMaxTextureSize()) : g_Windowing.GetMaxTextureSize();
unsigned int height = maxHeight ? std::min(maxHeight, g_Windowing.GetMaxTextureSize()) : g_Windowing.GetMaxTextureSize();
if(!dll.LoadImage(texturePath.c_str(), width, height, &image))
{
CLog::Log(LOGERROR, "Texture manager unable to load file: %s", texturePath.c_str());
return false;
}
LoadFromImage(image, autoRotate);
//.........这里部分代码省略.........
示例10: LoadFromFile
bool CBaseTexture::LoadFromFile(const CStdString& texturePath, unsigned int maxWidth, unsigned int maxHeight,
bool autoRotate, unsigned int *originalWidth, unsigned int *originalHeight)
{
if (URIUtils::GetExtension(texturePath).Equals(".dds"))
{ // special case for DDS images
CDDSImage image;
if (image.ReadFile(texturePath))
{
Update(image.GetWidth(), image.GetHeight(), 0, image.GetFormat(), image.GetData(), false);
return true;
}
return false;
}
//ImageLib is sooo sloow for jpegs. Try our own decoder first. If it fails, fall back to ImageLib.
if (URIUtils::GetExtension(texturePath).Equals(".jpg") || URIUtils::GetExtension(texturePath).Equals(".tbn"))
{
CJpegIO jpegfile;
if (jpegfile.Open(texturePath, maxWidth, maxHeight))
{
if (jpegfile.Width() > 0 && jpegfile.Height() > 0)
{
Allocate(jpegfile.Width(), jpegfile.Height(), XB_FMT_A8R8G8B8);
if (jpegfile.Decode(m_pixels, GetPitch(), XB_FMT_A8R8G8B8))
{
if (autoRotate && jpegfile.Orientation())
m_orientation = jpegfile.Orientation() - 1;
m_hasAlpha=false;
ClampToEdge();
return true;
}
}
}
CLog::Log(LOGDEBUG, "%s - Load of %s failed. Falling back to ImageLib", __FUNCTION__, texturePath.c_str());
}
DllImageLib dll;
if (!dll.Load())
return false;
ImageInfo image;
memset(&image, 0, sizeof(image));
unsigned int width = maxWidth ? std::min(maxWidth, g_Windowing.GetMaxTextureSize()) : g_Windowing.GetMaxTextureSize();
unsigned int height = maxHeight ? std::min(maxHeight, g_Windowing.GetMaxTextureSize()) : g_Windowing.GetMaxTextureSize();
if(!dll.LoadImage(texturePath.c_str(), width, height, &image))
{
CLog::Log(LOGERROR, "Texture manager unable to load file: %s", texturePath.c_str());
return false;
}
if (originalWidth)
*originalWidth = image.originalwidth;
if (originalHeight)
*originalHeight = image.originalheight;
LoadFromImage(image, autoRotate);
dll.ReleaseImage(&image);
return true;
}示例11: LoadFromFile
bool CBaseTexture::LoadFromFile(const CStdString& texturePath, unsigned int maxWidth, unsigned int maxHeight,
bool autoRotate, unsigned int *originalWidth, unsigned int *originalHeight,
unsigned int dstWidth, unsigned int dstHeight)
{
//Quick and dirty check if the file is DDS file...
CFile file;
if (!file.Open(texturePath))
{
CLog::Log(LOGERROR, "%s - Error opening texture file: %s", __FUNCTION__, texturePath.c_str());
return false;
}
// read the header
uint32_t magic;
if (file.Read(&magic, 4) != 4)
{
CLog::Log(LOGERROR, "%s - Can't read signature from file: %s", __FUNCTION__, texturePath.c_str());
return false;
}
if (strncmp((const char *)&magic, "DDS ", 4) == 0 || CUtil::GetExtension(texturePath).Equals(".dds"))
{ // special case for DDS images
CDDSImage image;
CLog::Log(LOGDEBUG, "%s - loading dds file: %s", __FUNCTION__, texturePath.c_str());
image.ReadFile(texturePath);
Update(image.GetWidth(), image.GetHeight(), 0, image.GetFormat(), image.GetData(), false);
return true;
}
DllImageLib dll;
if (!dll.Load())
return false;
ImageInfo image;
memset(&image, 0, sizeof(image));
//image.width = dstWidth;
//image.height = dstHeight;
unsigned int width = maxWidth ? std::min(maxWidth, g_Windowing.GetMaxTextureSize()) : g_Windowing.GetMaxTextureSize();
unsigned int height = maxHeight ? std::min(maxHeight, g_Windowing.GetMaxTextureSize()) : g_Windowing.GetMaxTextureSize();
if(!dll.LoadImage(texturePath.c_str(), width, height, &image))
{
CLog::Log(LOGERROR, "Texture manager unable to load file: %s", texturePath.c_str());
return false;
}
Allocate(image.width, image.height, XB_FMT_B8G8R8A8);
if (autoRotate && image.exifInfo.Orientation)
m_orientation = image.exifInfo.Orientation - 1;
if (originalWidth)
*originalWidth = image.originalwidth;
if (originalHeight)
*originalHeight = image.originalheight;
unsigned int destPitch = GetPitch();
unsigned int srcPitch = ((image.width + 1)* 3 / 4) * 4; // bitmap row length is aligned to 4 bytes
// test background color for alpha blending
long nBkgndIndex;
RGBQUAD nBkgndColor;
dll.GetBackgroundColor(&image, &nBkgndColor, &nBkgndIndex);
for (unsigned int y = 0; y < m_imageHeight; y++)
{
unsigned char *dst = m_pixels + y * destPitch;
unsigned char *src = image.texture + (m_imageHeight - 1 - y) * srcPitch;
unsigned char *alpha = image.alpha + (m_imageHeight - 1 - y) * m_imageWidth;
for (unsigned int x = 0; x < m_imageWidth; x++)
{
*dst++ = *src++;
*dst++ = *src++;
*dst++ = *src++;
*dst++ = (image.alpha) ? *alpha++ : 0xff;
}
}
if (nBkgndIndex != -1)
{
for (unsigned int y = 0; y < m_imageHeight; y++)
{
unsigned char *dst = m_pixels + y * destPitch;
//unsigned char *src = image.texture + (m_imageHeight - 1 - y) * srcPitch;
//unsigned char *alpha = image.alpha + (m_imageHeight - 1 - y) * m_imageWidth;
for (unsigned int x = 0; x < m_imageWidth; x++)
{
if (*dst == nBkgndColor.rgbBlue
&& *(dst + 1) == nBkgndColor.rgbGreen
&& *(dst + 2) == nBkgndColor.rgbRed)
{
*(dst + 3) = 0x00;
}
dst += 4;
}
}
}
dll.ReleaseImage(&image);
//.........这里部分代码省略.........
示例12: CreateTexture
int CreateTexture(const char *filename, bool clamp, bool duplicate, unsigned int minfilter, unsigned int magfilter)
{
if (!filename)
{
// return -1;
return CreateTexture("default", false, false, GL_LINEAR_MIPMAP_LINEAR, GL_LINEAR);
}
if (duplicate == false)
{
for (int n = 0; n < textures; n++)
{
if (_stricmp(filename, texinfo[n].filename) == 0)
{
texinfo[n].refcount++;
return n;
}
}
}
char fullname[256];
PSD psdimage;
CDDSImage image;
int psd = 0;
sprintf(fullname, "textures\\%s.psd", filename);
if (psdimage.Load(fullname))
{
psd = 1;
}
else
{
sprintf(fullname, "textures\\%s.dds", filename);
if (!image.load(fullname))
{
// return -1;
return CreateTexture("default", false, false, GL_LINEAR_MIPMAP_LINEAR, GL_LINEAR);
}
}
texture = (unsigned int*)realloc(texture, sizeof(unsigned int) * (textures + 1));
texinfo = (TexInfo*)realloc(texinfo, sizeof(TexInfo) * (textures + 1));
int mipmap = 0;
if (minfilter == GL_NEAREST_MIPMAP_NEAREST || minfilter == GL_LINEAR_MIPMAP_NEAREST || minfilter == GL_NEAREST_MIPMAP_LINEAR || minfilter == GL_LINEAR_MIPMAP_LINEAR)
mipmap = 1;
glGenTextures(1, &texture[textures]);
glBindTexture(GL_TEXTURE_2D, texture[textures]);
if (psd)
{
psdimage.Upload2D(mipmap);
}
else
{
image.upload_texture2D();
}
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, minfilter);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, magfilter);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, anisotropy);
if (clamp)
{
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
}
strcpy(texinfo[textures].filename, filename);
if (psd)
{
texinfo[textures].width = psdimage.width;
texinfo[textures].height = psdimage.height;
}
else
{
texinfo[textures].width = image.get_width();
texinfo[textures].height = image.get_height();
}
texinfo[textures].mipmap = mipmap;
texinfo[textures].refcount = 1;
psdimage.Clear();
image.clear();
textures++;
return textures - 1;
}