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add focal length to EXIF display & tweak other EXIF display

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This commit is contained in:
Colin McMillen 2023-07-24 16:39:01 -04:00
parent 4d63f64be6
commit 6c7dbe5516
1 changed files with 24 additions and 12 deletions
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36
Program.cs
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@ -146,6 +146,7 @@ public class Photo {
public bool Loaded = false;
public string? CameraModel;
public string? LensModel;
public string FocalLength = "<unk>";
public string FNumber = "<unk>";
public string ExposureTime = "<unk>";
public string IsoSpeed = "<unk>";
@ -164,7 +165,6 @@ public class Photo {
image = await Image.LoadAsync<Rgba32>(File);
ExifProfile? exifs = image.Metadata.ExifProfile;
if (exifs != null) {
Console.WriteLine("--------------------------------------");
// FIXME: handle Orientation
IExifValue<string>? model;
if (exifs.TryGetValue(ExifTag.Model, out model)) {
@ -175,6 +175,12 @@ public class Photo {
LensModel = lensModel.Value;
}
IExifValue<Rational>? focalLength;
if (exifs.TryGetValue(ExifTag.FocalLength, out focalLength)) {
Rational r = focalLength.Value;
FocalLength = $"{r.Numerator / r.Denominator}mm";
}
IExifValue<Rational>? fNumber;
if (exifs.TryGetValue(ExifTag.FNumber, out fNumber)) {
Rational r = fNumber.Value;
@ -205,12 +211,14 @@ public class Photo {
IExifValue<ushort[]>? isoSpeed;
if (exifs.TryGetValue(ExifTag.ISOSpeedRatings, out isoSpeed)) {
ushort[] iso = isoSpeed.Value;
IsoSpeed = $"ISO {iso[0]}";
}
foreach (IExifValue exif in exifs.Values) {
Console.WriteLine(exif.Tag.ToString() + " " + exif.GetValue().ToString());
ushort[]? iso = isoSpeed.Value;
if (iso != null && iso.Length >= 1) {
IsoSpeed = $"ISO {iso[0]}";
}
}
// foreach (IExifValue exif in exifs.Values) {
// Console.WriteLine(exif.Tag.ToString() + " " + exif.GetValue().ToString());
// }
}
}
@ -226,10 +234,10 @@ public class Photo {
public string Description() {
if (Loaded) {
string shootingInfo = $"{FNumber} at {ExposureTime}, {IsoSpeed}";
return String.Format("{0,-30} {1,-50} {2}", shootingInfo, $"{CameraModel} {LensModel}", File);
string shootingInfo = $"{FocalLength}, {FNumber} at {ExposureTime}, {IsoSpeed}";
return String.Format("{0,-40} {1,-50} {2}", shootingInfo, $"{CameraModel} {LensModel}", File);
} else {
return String.Format("{0,-81} {1}", "", File);
return String.Format("{0,-90} {1}", "", File);
}
}
}
@ -489,10 +497,12 @@ public class Game : GameWindow {
GL.VertexAttribPointer(texCoordLocation, 2, VertexAttribPointerType.Float, false, 5 * sizeof(float), 3 * sizeof(float));
// Load textures from JPEGs.
// string[] files = Directory.GetFiles(@"c:\users\colin\desktop\photos-test\");
string[] files = Directory.GetFiles(@"c:\users\colin\pictures\photos\2023\07\14\");
string[] files = Directory.GetFiles(@"c:\users\colin\desktop\photos-test\");
// string[] files = Directory.GetFiles(@"c:\users\colin\pictures\photos\2023\07\14\");
// string[] files = Directory.GetFiles(@"G:\DCIM\100EOSR6\");
// string[] files = Directory.GetFiles(@"C:\Users\colin\Pictures\photos\2018\06\23");
// string[] files = Directory.GetFiles(@"C:\Users\colin\Desktop\Germany all\104D7000");
// string[] files = Directory.GetFiles(@"C:\Users\colin\Desktop\many-birds\");
for (int i = 0; i < files.Count(); i++) {
string file = files[i];
@ -500,7 +510,9 @@ public class Game : GameWindow {
Photo photo = new Photo(file, TEXTURE_WHITE);
photos.Add(photo);
await Task.Run( () => { photo.Load(); });
Console.WriteLine("file " + i);
if (photos.Count == 100) {
break;
}
}
}
}