UriUriA *filename2absolute_uri(const char *abs_filename)
{
UriUriA *abs_uri, *file_uri = NULL;
int length = 8 + 3 * strlen(abs_filename);
char *abs_str_uri = string_alloc(length);
#ifdef _WIN32
if (uriWindowsFilenameToUriStringA(abs_filename, abs_str_uri) != URI_SUCCESS)
#else
if (uriUnixFilenameToUriStringA(abs_filename, abs_str_uri) != URI_SUCCESS)
#endif
{
string_free(abs_str_uri);
return NULL;
}
file_uri = create_absolute_uri(NULL, "file:///");
abs_uri = create_absolute_uri(file_uri, abs_str_uri);
string_free(abs_str_uri);
uri_free(file_uri);
return abs_uri;
}
static bool loadImage(ofPixels_<PixelType> & pix, const std::filesystem::path& _fileName, const ofImageLoadSettings& settings){
ofInitFreeImage();
auto uriStr = _fileName.string();
UriUriA uri;
UriParserStateA state;
state.uri = &uri;
if(uriParseUriA(&state, uriStr.c_str())!=URI_SUCCESS){
const int bytesNeeded = 8 + 3 * strlen(uriStr.c_str()) + 1;
std::vector<char> absUri(bytesNeeded);
#ifdef TARGET_WIN32
uriWindowsFilenameToUriStringA(uriStr.c_str(), absUri.data());
#else
uriUnixFilenameToUriStringA(uriStr.c_str(), absUri.data());
#endif
if(uriParseUriA(&state, absUri.data())!=URI_SUCCESS){
ofLogError("ofImage") << "loadImage(): malformed uri when loading image from uri " << _fileName;
uriFreeUriMembersA(&uri);
return false;
}
}
std::string scheme(uri.scheme.first, uri.scheme.afterLast);
uriFreeUriMembersA(&uri);
if(scheme == "http" || scheme == "https"){
return ofLoadImage(pix, ofLoadURL(_fileName.string()).data);
}
std::string fileName = ofToDataPath(_fileName, true);
bool bLoaded = false;
FIBITMAP * bmp = nullptr;
FREE_IMAGE_FORMAT fif = FIF_UNKNOWN;
fif = FreeImage_GetFileType(fileName.c_str(), 0);
if(fif == FIF_UNKNOWN) {
// or guess via filename
fif = FreeImage_GetFIFFromFilename(fileName.c_str());
}
if((fif != FIF_UNKNOWN) && FreeImage_FIFSupportsReading(fif)) {
if(fif == FIF_JPEG) {
int option = getJpegOptionFromImageLoadSetting(settings);
bmp = FreeImage_Load(fif, fileName.c_str(), option);
} else {
bmp = FreeImage_Load(fif, fileName.c_str(), 0);
}
if (bmp != nullptr){
bLoaded = true;
}
}
//-----------------------------
if ( bLoaded ){
putBmpIntoPixels(bmp,pix);
}
if (bmp != nullptr){
FreeImage_Unload(bmp);
}
return bLoaded;
}