Exif support attempt number 2

.gitignore

@@ -2,3 +2,4 @@
 /target/
 **/*.rs.bk
 Cargo.lock
+.idea/

Cargo.toml

@@ -19,14 +19,17 @@ exclude = ["tests/images/*", "tests/fuzz_images/*"]
 [dependencies]
 half = { version = "2.4.1" }
 quick-error = "2.0.1"
+itertools = "0.14.0"
 
 flate2 = { version = "1.0.20", optional = true }
 weezl = { version = "0.1.0", optional = true }
 zstd = { version = "0.13", optional = true }
 zune-jpeg = { version = "0.4.17", optional = true }
 
 [dev-dependencies]
+clap = { version = "4.0.32", features = ["derive"] }
 criterion = "0.3.1"
+kamadak-exif = "0.5.5"
 
 [features]
 default = ["deflate", "jpeg", "lzw"]

examples/print-exif.rs

@@ -0,0 +1,53 @@
+extern crate tiff;
+
+use tiff::{
+    decoder::TiffDecoder,
+    ifd::{Directory, ImageFileDirectory, ProcessedEntry},
+    tags::{GpsTag, Tag},
+};
+
+use clap::Parser;
+use std::fs::File;
+use std::path::PathBuf;
+
+#[derive(Parser)]
+#[command(author, version, about, long_about = None)]
+struct Cli {
+    /// Path to the exposure folder containing the index.tse file
+    #[arg(required = true)]
+    path: PathBuf,
+}
+
+fn main() {
+    let args = Cli::parse();
+
+    let img_file = File::open(args.path).expect("Cannot find test image!");
+    let mut decoder = TiffDecoder::new(img_file).expect("Cannot create decoder");
+    let mut exif: Directory<ProcessedEntry> = decoder
+        .get_exif_data()
+        .expect("Unable to read Exif data")
+        .into_iter()
+        .collect();
+    print!("{exif}");
+
+    exif = decoder
+        .get_exif_ifd(Tag::ExifIfd)
+        .expect("Unable to read Exif data")
+        .into_iter()
+        .collect();
+    print!("{exif}");
+
+    let gps_exif = decoder
+        .get_gps_ifd()
+        .expect("Unable to read Exif data")
+        .into_iter()
+        .collect::<ImageFileDirectory<GpsTag, ProcessedEntry>>();
+    print!("{gps_exif}");
+
+    exif = decoder
+        .get_exif_ifd(Tag::InteropIfd)
+        .expect("Unable to read Exif data")
+        .into_iter()
+        .collect();
+    print!("{exif}");
+}