public void CheckImageOrientation()
{
string basePath = "../../../exif-samples-master/jpg/orientation/";
// There are 8 possible orientation values and we have test images for each one.
for (int i = 1; i <= 8; i++)
{
string landscapeName = string.Format("{0}landscape_{1}.jpg", basePath, i);
string portraitName = string.Format("{0}portrait_{1}.jpg", basePath, i);
// Check landscape mode photos
EXIFParser landscapeParser = new EXIFParser(landscapeName);
bool parsedOK = landscapeParser.ParseTags();
Assert.True(parsedOK, "Image tags could not be parsed for " + landscapeName);
if (parsedOK)
{
Assert.True((UInt16)(landscapeParser.Tags["Orientation"]) == i, landscapeName + " did not have expected orientation tag");
}
// Check portrait mode photos
EXIFParser portraitParser = new EXIFParser(portraitName);
parsedOK = portraitParser.ParseTags();
Assert.True(parsedOK, "Image tags could not be parsed for " + portraitName);
if (parsedOK)
{
Assert.True((UInt16)(portraitParser.Tags["Orientation"]) == i, portraitName + " did not have expected orientation tag");
}
}
}
private static void PrintImageTags(string imagePath)
{
if (!File.Exists(imagePath))
{
Console.WriteLine("File not found: " + imagePath);
return;
}
Console.WriteLine("Scanning file: " + imagePath);
EXIFParser parser = new EXIFParser(imagePath);
if (parser.ParseTags())
{
Console.WriteLine("Detected Tags:");
foreach (string key in parser.Tags.Keys)
{
string s = string.Format("{0}: {1}", key, parser.Tags[key]);
Console.WriteLine(s);
}
}
else
{
Console.WriteLine("No valid tags detected.");
}
}
public void CheckHeicTags()
{
string basePath = "../../../HeicTest/";
string testImagePath = basePath + "test1.heic";
EXIFParser parser = new EXIFParser(testImagePath);
bool parsedOK = parser.ParseTags();
Assert.True(parsedOK, "Image tags could not be parsed for " + testImagePath);
if (parsedOK)
{
// TODO: check more fields here
Assert.True(parser.Tags["Make"].Equals("Apple"), "Make tag is not correct");
}
}
private void CheckAllImagesAtPath(string path)
{
string[] extensions = new string[] { ".jpg", ".jpeg", ".heic" };
List <string> imageFiles = Directory.GetFiles(path)
.Where(file => extensions.Any(file.ToLower().EndsWith))
.ToList();
foreach (string img in imageFiles)
{
EXIFParser parser = new EXIFParser(img);
parser.ParseTags();
}
// Recursively search folders for more images
string[] directories = Directory.GetDirectories(path);
foreach (string dir in directories)
{
CheckAllImagesAtPath(dir);
}
}
