C++ (Cpp) LoadIImage示例

示例#1

文件： Texture.cpp 项目： davilla/mrmc

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#2

文件： Texture.cpp 项目： Distrotech/xbmc

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#3

文件： Texture.cpp 项目： Distrotech/xbmc

bool CBaseTexture::LoadFromFileInMem(unsigned char* buffer, size_t size, const std::string& mimeType, unsigned int maxWidth, unsigned int maxHeight)
{
  if (!buffer || !size)
    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();

  IImage* pImage = ImageFactory::CreateLoaderFromMimeType(mimeType);
  if(!LoadIImage(pImage, buffer, size, width, height))
  {
    delete pImage;
    pImage = ImageFactory::CreateFallbackLoader(mimeType);
    if(!LoadIImage(pImage, buffer, size, width, height))
    {
      delete pImage;
      return false;
    }
  }
  delete pImage;
  return true;
}

示例#4

文件： Texture.cpp 项目： davilla/mrmc

bool CBaseTexture::LoadFromFileInMem(unsigned char* buffer, size_t size, const std::string& mimeType, unsigned int maxWidth, unsigned int maxHeight)
{
  if (!buffer || !size)
    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();

  IImage* pImage = ImageFactory::CreateLoaderFromMimeType(mimeType);
  if(!LoadIImage(pImage, buffer, size, width, height))
  {
    CLog::Log(LOGDEBUG, "%s - Load of %s failed.", __FUNCTION__, mimeType.c_str());
    delete pImage;
    return false;
  }
  delete pImage;
  return true;
}

示例#5

文件： Texture.cpp 项目： Montellese/xbmc

bool CBaseTexture::LoadFromFileInMem(unsigned char* buffer, size_t size, const std::string& mimeType, unsigned int maxWidth, unsigned int maxHeight)
{
  if (!buffer || !size)
    return false;

  unsigned int width = maxWidth ? std::min(maxWidth, CServiceBroker::GetRenderSystem().GetMaxTextureSize()) :
                                  CServiceBroker::GetRenderSystem().GetMaxTextureSize();
  unsigned int height = maxHeight ? std::min(maxHeight, CServiceBroker::GetRenderSystem().GetMaxTextureSize()) :
                                    CServiceBroker::GetRenderSystem().GetMaxTextureSize();

  IImage* pImage = ImageFactory::CreateLoaderFromMimeType(mimeType);
  if(!LoadIImage(pImage, buffer, size, width, height))
  {
    delete pImage;
    return false;
  }
  delete pImage;
  return true;
}