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Rename Raw-rs to Rawkit (#2088)
* Rename within files * Rename in CI * Rename the folder and file names * Rename raw_rs to rawkit * Add example to README * Add initial documentation * Small API changes and extra documentation * Bump versions and stuff * Readme improvements * Merge proc-macro crates into one * Add README to rawkit-proc-macros * Remove keywords and categories * Add licenses to rawkit-proc-macros --------- Co-authored-by: Keavon Chambers <keavon@keavon.com>
This commit is contained in:
2
libraries/rawkit/.gitignore
vendored
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libraries/rawkit/.gitignore
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tests/images/*
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!tests/images/.gitkeep
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2107
libraries/rawkit/Cargo.lock
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2107
libraries/rawkit/Cargo.lock
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39
libraries/rawkit/Cargo.toml
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libraries/rawkit/Cargo.toml
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[workspace]
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||||
members = ["rawkit-proc-macros"]
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resolver = "2"
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||||
|
||||
[workspace.dependencies]
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||||
quote = "1.0.37"
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||||
syn = "2.0.87"
|
||||
|
||||
[package]
|
||||
name = "rawkit"
|
||||
version = "0.1.0"
|
||||
edition = "2021"
|
||||
authors = ["Graphite Authors <contact@graphite.rs>"]
|
||||
description = "A library to extract images from camera raw files"
|
||||
license = "MIT OR Apache-2.0"
|
||||
readme = "README.md"
|
||||
keywords = ["raw", "tiff", "camera", "image"]
|
||||
categories = ["multimedia::images", "multimedia::encoding"]
|
||||
homepage = "https://github.com/GraphiteEditor/Graphite/tree/master/libraries/rawkit"
|
||||
repository = "https://github.com/GraphiteEditor/Graphite/tree/master/libraries/rawkit"
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documentation = "https://docs.rs/rawkit"
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[features]
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rawkit-tests = ["dep:image", "dep:libraw-rs", "dep:reqwest", "dep:rayon"]
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|
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[dependencies]
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# Local dependencies
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rawkit-proc-macros = { version = "0.1.0", path = "rawkit-proc-macros" }
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|
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# Required dependencies
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bitstream-io = "2.5.3"
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num_enum = "0.7.3"
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thiserror = "1.0.66"
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|
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# Optional dependencies (should be dev dependencies, but Cargo currently doesn't allow optional dev dependencies)
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image = { version = "0.25.4", optional = true }
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reqwest = { version = "0.12.9", optional = true, features = ["blocking"] }
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libraw-rs = { version = "0.0.4", optional = true }
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rayon = { version = "1.10.0", optional = true }
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201
libraries/rawkit/LICENSE-APACHE
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201
libraries/rawkit/LICENSE-APACHE
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libraries/rawkit/LICENSE-MIT
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libraries/rawkit/LICENSE-MIT
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40
libraries/rawkit/README.md
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libraries/rawkit/README.md
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|
||||
[crates.io](https://crates.io/crates/rawkit) • [docs.rs](https://docs.rs/rawkit) • [repo](https://github.com/GraphiteEditor/Graphite/tree/master/libraries/rawkit)
|
||||
|
||||
# Rawkit 🚀
|
||||
|
||||
A library to extract images from camera raw files.
|
||||
|
||||
It currently only works with the `.arw` files from Sony's cameras. In the future, the library will add support for all other major camera manufacturers.
|
||||
|
||||
Rawkit is built for the needs of [Graphite](https://graphite.rs), an open source 2D graphics editor. We hope it may be useful to others, but presently Graphite is its primary user. Pull requests are welcomed for new cameras, features, code cleanup, ergonomic enhancements, performance improvements, and documentation clarifications.
|
||||
|
||||
### Using Rawkit
|
||||
|
||||
```rust
|
||||
use rawkit::RawImage;
|
||||
use rawkit::tiff::values::Transform;
|
||||
|
||||
// Open a file for reading
|
||||
let file = BufReader::new(File::open("example.arw")?);
|
||||
|
||||
// Decode the file to extract the raw pixels and its associated metadata
|
||||
let mut raw_image = RawImage::decode(file);
|
||||
|
||||
// All the raw pixel data and metadata is stored within `raw_image`
|
||||
println!("Initial Bayer pixel values: {:?}", raw_image.data[:10]);
|
||||
println!("Image size: {} x {}", raw_image.width, raw_image.height);
|
||||
println!("CFA Pattern: {:?}", raw_image.cfa_pattern);
|
||||
println!("Camera Model: {:?}", raw_image.camera_model);
|
||||
println!("White balance: {:?}", raw_image.white_balance);
|
||||
|
||||
// The metadata could also be edited if the extracted metadata needs to be customized
|
||||
raw_image.white_balance = Some([2609, 1024, 1024, 1220]); // For RGGB camera
|
||||
raw_image.transform = Transform::Rotate90;
|
||||
|
||||
// Process the raw image into an RGB image
|
||||
let image = raw_image.process_8bit();
|
||||
|
||||
// The final image data will be stored within `image`
|
||||
println!("Initial RGB pixel values: {:?}", image.data[:10]);
|
||||
println!("Image size: {} x {}", image.width, image.height);
|
||||
```
|
||||
1
libraries/rawkit/camera_data/Sony/DSLR-A100.toml
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1
libraries/rawkit/camera_data/Sony/DSLR-A100.toml
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|
||||
xyz_to_camera = [0.9437, -0.2812, -0.0774, -0.8405, 1.6215, 0.2291, -0.0709, 0.0596, 0.7181]
|
||||
1
libraries/rawkit/camera_data/Sony/DSLR-A200.toml
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1
libraries/rawkit/camera_data/Sony/DSLR-A200.toml
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|
||||
xyz_to_camera = [0.9847, -0.3091, -0.0929, -0.8485, 1.6346, 0.2225, -0.0714, 0.0595, 0.7103]
|
||||
1
libraries/rawkit/camera_data/Sony/DSLR-A300.toml
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1
libraries/rawkit/camera_data/Sony/DSLR-A300.toml
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|
||||
xyz_to_camera = [0.9847, -0.3091, -0.0929, -0.8485, 1.6346, 0.2225, -0.0714, 0.0595, 0.7103]
|
||||
1
libraries/rawkit/camera_data/Sony/DSLR-A330.toml
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1
libraries/rawkit/camera_data/Sony/DSLR-A330.toml
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|
||||
xyz_to_camera = [0.9847, -0.3091, -0.0929, -0.8485, 1.6346, 0.2225, -0.0714, 0.0595, 0.7103]
|
||||
1
libraries/rawkit/camera_data/Sony/DSLR-A350.toml
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1
libraries/rawkit/camera_data/Sony/DSLR-A350.toml
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|
||||
xyz_to_camera = [0.6038, -0.1484, -0.0579, -0.9145, 1.6746, 0.2512, -0.0875, 0.0746, 0.7218]
|
||||
1
libraries/rawkit/camera_data/Sony/DSLR-A550.toml
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1
libraries/rawkit/camera_data/Sony/DSLR-A550.toml
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|
||||
xyz_to_camera = [0.4950, -0.0580, -0.0103, -0.5228, 1.2542, 0.3029, -0.0709, 0.1435, 0.7371]
|
||||
1
libraries/rawkit/camera_data/Sony/DSLR-A700.toml
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1
libraries/rawkit/camera_data/Sony/DSLR-A700.toml
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@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.5775, -0.0805, -0.0359, -0.8573, 1.6294, 0.2391, -0.1943, 0.2342, 0.7249]
|
||||
1
libraries/rawkit/camera_data/Sony/DSLR-A850.toml
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1
libraries/rawkit/camera_data/Sony/DSLR-A850.toml
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|
||||
xyz_to_camera = [0.5413, -0.1162, -0.0365, -0.5665, 1.3098, 0.2866, -0.0608, 0.1179, 0.8440]
|
||||
1
libraries/rawkit/camera_data/Sony/DSLR-A900.toml
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1
libraries/rawkit/camera_data/Sony/DSLR-A900.toml
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|
||||
xyz_to_camera = [0.5209, -0.1072, -0.0397, -0.8845, 1.6121, 0.2919, -0.1618, 0.1802, 0.8654]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCA-68.toml
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1
libraries/rawkit/camera_data/Sony/ILCA-68.toml
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@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.6435, -0.1903, -0.0536, -0.4722, 1.2449, 0.2550, -0.0663, 0.1363, 0.6517]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCA-99M2.toml
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1
libraries/rawkit/camera_data/Sony/ILCA-99M2.toml
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@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.6660, -0.1918, -0.0471, -0.4613, 1.2398, 0.2485, -0.0649, 0.1433, 0.6447]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-1.toml
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1
libraries/rawkit/camera_data/Sony/ILCE-1.toml
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@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.8161, -0.2947, -0.0739, -0.4811, 1.2668, 0.2389, -0.0437, 0.1229, 0.6524]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-5100.toml
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1
libraries/rawkit/camera_data/Sony/ILCE-5100.toml
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@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.5991, -0.1456, -0.0455, -0.4764, 1.2135, 0.2980, -0.0707, 0.1425, 0.6701]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-6000.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-6000.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.5991, -0.1456, -0.0455, -0.4764, 1.2135, 0.2980, -0.0707, 0.1425, 0.6701]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-6100.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-6100.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.7657, -0.2847, -0.0607, -0.4083, 1.1966, 0.2389, -0.0684, 0.1418, 0.5844]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-6300.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-6300.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.5973, -0.1695, -0.0419, -0.3826, 1.1797, 0.2293, -0.0639, 0.1398, 0.5789]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-6400.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-6400.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.7657, -0.2847, -0.0607, -0.4083, 1.1966, 0.2389, -0.0684, 0.1418, 0.5844]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-6500.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-6500.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.5973, -0.1695, -0.0419, -0.3826, 1.1797, 0.2293, -0.0639, 0.1398, 0.5789]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-6600.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-6600.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.7657, -0.2847, -0.0607, -0.4083, 1.1966, 0.2389, -0.0684, 0.1418, 0.5844]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-6700.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-6700.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.6972, -0.2408, -0.0600, -0.4330, 1.2101, 0.2515, -0.0388, 0.1277, 0.5847]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-7CM2.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-7CM2.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.7460, -0.2365, -0.0588, -0.5687, 1.3442, 0.2474, -0.0624, 0.1156, 0.6584]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-7CR.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-7CR.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.8200, -0.2976, -0.0719, -0.4296, 1.2053, 0.2532, -0.0429, 0.1282, 0.5774]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-7M2.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-7M2.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.5271, -0.0712, -0.0347, -0.6153, 1.3653, 0.2763, -0.1601, 0.2366, 0.7242]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-7M3.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-7M3.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.7374, -0.2389, -0.0551, -0.5435, 1.3162, 0.2519, -0.1006, 0.1795, 0.6552]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-7RM3.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-7RM3.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.6640, -0.1847, -0.0503, -0.5238, 1.3010, 0.2474, -0.0993, 0.1673, 0.6527]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-7RM4.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-7RM4.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.7662, -0.2686, -0.0660, -0.5240, 1.2965, 0.2530, -0.0796, 0.1508, 0.6167]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-7RM5.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-7RM5.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.8200, -0.2976, -0.0719, -0.4296, 1.2053, 0.2532, -0.0429, 0.1282, 0.5774]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-7SM2.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-7SM2.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.5838, -0.1430, -0.0246, -0.3497, 1.1477, 0.2297, -0.0748, 0.1885, 0.5778]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-9.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-9.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.6389, -0.1703, -0.0378, -0.4562, 1.2265, 0.2587, -0.0670, 0.1489, 0.6550]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-9M2.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-9M2.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.6389, -0.1703, -0.0378, -0.4562, 1.2265, 0.2587, -0.0670, 0.1489, 0.6550]
|
||||
1
libraries/rawkit/camera_data/Sony/ILCE-9M3.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ILCE-9M3.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.9811, -0.3908, -0.0752, -0.3704, 1.1577, 0.2417, -0.0073, 0.0950, 0.5980]
|
||||
1
libraries/rawkit/camera_data/Sony/NEX-3.toml
Normal file
1
libraries/rawkit/camera_data/Sony/NEX-3.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.6549, -0.1550, -0.0436, -0.4880, 1.2435, 0.2753, -0.0854, 0.1868, 0.6976]
|
||||
1
libraries/rawkit/camera_data/Sony/NEX-3N.toml
Normal file
1
libraries/rawkit/camera_data/Sony/NEX-3N.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.6129, -0.1545, -0.0418, -0.4930, 1.2490, 0.2743, -0.0977, 0.1693, 0.6615]
|
||||
1
libraries/rawkit/camera_data/Sony/NEX-5R.toml
Normal file
1
libraries/rawkit/camera_data/Sony/NEX-5R.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.6129, -0.1545, -0.0418, -0.4930, 1.2490, 0.2743, -0.0977, 0.1693, 0.6615]
|
||||
1
libraries/rawkit/camera_data/Sony/NEX-6.toml
Normal file
1
libraries/rawkit/camera_data/Sony/NEX-6.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.6129, -0.1545, -0.0418, -0.4930, 1.2490, 0.2743, -0.0977, 0.1693, 0.6615]
|
||||
1
libraries/rawkit/camera_data/Sony/NEX-7.toml
Normal file
1
libraries/rawkit/camera_data/Sony/NEX-7.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.5491, -0.1192, -0.0363, -0.4951, 1.2342, 0.2948, -0.0911, 0.1722, 0.7192]
|
||||
1
libraries/rawkit/camera_data/Sony/ZV-1.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ZV-1.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.8280, -0.2987, -0.0703, -0.3531, 1.1645, 0.2133, -0.0550, 0.1542, 0.5312]
|
||||
1
libraries/rawkit/camera_data/Sony/ZV-1M2.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ZV-1M2.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.8280, -0.2987, -0.0703, -0.3531, 1.1645, 0.2133, -0.0550, 0.1542, 0.5312]
|
||||
1
libraries/rawkit/camera_data/Sony/ZV-E1.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ZV-E1.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.6912, -0.2127, -0.0469, -0.4470, 1.2175, 0.2587, -0.0398, 0.1478, 0.6492]
|
||||
1
libraries/rawkit/camera_data/Sony/ZV-E10.toml
Normal file
1
libraries/rawkit/camera_data/Sony/ZV-E10.toml
Normal file
@@ -0,0 +1 @@
|
||||
xyz_to_camera = [0.6355, -0.2067, -0.0490, -0.3653, 1.1542, 0.2400, -0.0406, 0.1258, 0.5506]
|
||||
23
libraries/rawkit/rawkit-proc-macros/Cargo.toml
Normal file
23
libraries/rawkit/rawkit-proc-macros/Cargo.toml
Normal file
@@ -0,0 +1,23 @@
|
||||
[package]
|
||||
name = "rawkit-proc-macros"
|
||||
version = "0.1.0"
|
||||
edition = "2021"
|
||||
authors = ["Graphite Authors <contact@graphite.rs>"]
|
||||
description = "Procedural macros for Rawkit"
|
||||
license = "MIT OR Apache-2.0"
|
||||
readme = "README.md"
|
||||
homepage = "https://github.com/GraphiteEditor/Graphite/tree/master/libraries/rawkit/rawkit-proc-macros"
|
||||
repository = "https://github.com/GraphiteEditor/Graphite/tree/master/libraries/rawkit/rawkit-proc-macros"
|
||||
documentation = "https://docs.rs/rawkit-proc-macros"
|
||||
|
||||
[lib]
|
||||
proc-macro = true
|
||||
|
||||
[dependencies]
|
||||
# Workspace dependencies
|
||||
quote = { workspace = true }
|
||||
syn = { workspace = true }
|
||||
|
||||
# Required dependencies
|
||||
toml = "0.8.19"
|
||||
proc-macro2 = "1.0.89"
|
||||
201
libraries/rawkit/rawkit-proc-macros/LICENSE-APACHE
Normal file
201
libraries/rawkit/rawkit-proc-macros/LICENSE-APACHE
Normal file
@@ -0,0 +1,201 @@
|
||||
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distributed under the License is distributed on an "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
See the License for the specific language governing permissions and
|
||||
limitations under the License.
|
||||
17
libraries/rawkit/rawkit-proc-macros/LICENSE-MIT
Normal file
17
libraries/rawkit/rawkit-proc-macros/LICENSE-MIT
Normal file
@@ -0,0 +1,17 @@
|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
of this software and associated documentation files (the "Software"), to deal
|
||||
in the Software without restriction, including without limitation the rights
|
||||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
copies of the Software, and to permit persons to whom the Software is
|
||||
furnished to do so, subject to the following conditions:
|
||||
|
||||
The above copyright notice and this permission notice shall be included in all
|
||||
copies or substantial portions of the Software.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
SOFTWARE.
|
||||
13
libraries/rawkit/rawkit-proc-macros/README.md
Normal file
13
libraries/rawkit/rawkit-proc-macros/README.md
Normal file
@@ -0,0 +1,13 @@
|
||||
# Rawkit-proc-macros
|
||||
|
||||
Procedural macros for Rawkit.
|
||||
|
||||
This library is intended to be used by Rawkit. You should not be depending on this crate directly.
|
||||
|
||||
### Tag
|
||||
|
||||
A derive macro that helps to specify which metadata needs to be extracted from IFD.
|
||||
|
||||
### build_camera_data
|
||||
|
||||
A procedural macro that reads the data of all cameras from the toml files and returns the bundled data. Helps to include camera data as part of binary.
|
||||
98
libraries/rawkit/rawkit-proc-macros/src/build_camera_data.rs
Normal file
98
libraries/rawkit/rawkit-proc-macros/src/build_camera_data.rs
Normal file
@@ -0,0 +1,98 @@
|
||||
use proc_macro::TokenStream;
|
||||
use quote::{quote, ToTokens};
|
||||
use toml::{Table, Value};
|
||||
|
||||
use std::fs;
|
||||
use std::path::Path;
|
||||
|
||||
enum CustomValue {
|
||||
String(String),
|
||||
Integer(i64),
|
||||
Float(f64),
|
||||
Boolean(bool),
|
||||
Array(Vec<CustomValue>),
|
||||
}
|
||||
|
||||
impl ToTokens for CustomValue {
|
||||
fn to_tokens(&self, tokens: &mut proc_macro2::TokenStream) {
|
||||
match self {
|
||||
CustomValue::String(x) => x.to_tokens(tokens),
|
||||
CustomValue::Integer(x) => {
|
||||
let x: proc_macro2::TokenStream = format!("{:?}", x).parse().unwrap();
|
||||
x.to_tokens(tokens)
|
||||
}
|
||||
CustomValue::Float(x) => {
|
||||
let x: proc_macro2::TokenStream = format!("{:?}", x).parse().unwrap();
|
||||
x.to_tokens(tokens)
|
||||
}
|
||||
CustomValue::Boolean(x) => x.to_tokens(tokens),
|
||||
CustomValue::Array(x) => quote! { [ #( #x ),* ] }.to_tokens(tokens),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl From<Value> for CustomValue {
|
||||
fn from(value: Value) -> Self {
|
||||
match value {
|
||||
Value::String(x) => CustomValue::String(x),
|
||||
Value::Integer(x) => CustomValue::Integer(x),
|
||||
Value::Float(x) => CustomValue::Float(x),
|
||||
Value::Boolean(x) => CustomValue::Boolean(x),
|
||||
Value::Array(x) => CustomValue::Array(x.into_iter().map(|x| x.into()).collect()),
|
||||
_ => panic!("Unsupported data type"),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pub fn build_camera_data() -> TokenStream {
|
||||
let mut camera_data: Vec<(String, Table)> = Vec::new();
|
||||
|
||||
let mut path = Path::new(&std::env::var("CARGO_MANIFEST_DIR").unwrap()).to_path_buf();
|
||||
path.push("camera_data");
|
||||
|
||||
fs::read_dir(path).unwrap().for_each(|entry| {
|
||||
let company_name_path = entry.unwrap().path();
|
||||
if !company_name_path.is_dir() {
|
||||
panic!("camera_data should only contain folders of company names")
|
||||
}
|
||||
|
||||
let company_name = company_name_path.file_name().unwrap().to_str().unwrap().to_string();
|
||||
|
||||
fs::read_dir(company_name_path).unwrap().for_each(|entry| {
|
||||
let model_path = entry.unwrap().path();
|
||||
if !model_path.is_file() || model_path.extension().unwrap() != "toml" {
|
||||
panic!("The folders within camera_data should only contain toml files")
|
||||
}
|
||||
|
||||
let name = company_name.clone() + " " + model_path.file_stem().unwrap().to_str().unwrap();
|
||||
|
||||
let mut values: Table = toml::from_str(&fs::read_to_string(model_path).unwrap()).unwrap();
|
||||
|
||||
if let Some(val) = values.get_mut("xyz_to_camera") {
|
||||
*val = Value::Array(val.as_array().unwrap().iter().map(|x| Value::Integer((x.as_float().unwrap() * 10_000.) as i64)).collect());
|
||||
}
|
||||
|
||||
camera_data.push((name, values))
|
||||
});
|
||||
});
|
||||
|
||||
let x: Vec<_> = camera_data
|
||||
.iter()
|
||||
.map(|(name, camera_data)| {
|
||||
let keys: Vec<_> = camera_data.keys().map(|key| syn::Ident::new(key, proc_macro2::Span::call_site())).collect();
|
||||
let values: Vec<CustomValue> = camera_data.values().cloned().map(|x| x.into()).collect();
|
||||
|
||||
quote! {
|
||||
(
|
||||
#name,
|
||||
CameraData {
|
||||
#( #keys: #values, )*
|
||||
..CameraData::DEFAULT
|
||||
}
|
||||
)
|
||||
}
|
||||
})
|
||||
.collect();
|
||||
|
||||
quote!([ #(#x),* ]).into()
|
||||
}
|
||||
16
libraries/rawkit/rawkit-proc-macros/src/lib.rs
Normal file
16
libraries/rawkit/rawkit-proc-macros/src/lib.rs
Normal file
@@ -0,0 +1,16 @@
|
||||
extern crate proc_macro;
|
||||
|
||||
mod build_camera_data;
|
||||
mod tag_derive;
|
||||
|
||||
use proc_macro::TokenStream;
|
||||
|
||||
#[proc_macro_derive(Tag)]
|
||||
pub fn tag_derive(input: TokenStream) -> TokenStream {
|
||||
tag_derive::tag_derive(input)
|
||||
}
|
||||
|
||||
#[proc_macro]
|
||||
pub fn build_camera_data(_: TokenStream) -> TokenStream {
|
||||
build_camera_data::build_camera_data()
|
||||
}
|
||||
43
libraries/rawkit/rawkit-proc-macros/src/tag_derive.rs
Normal file
43
libraries/rawkit/rawkit-proc-macros/src/tag_derive.rs
Normal file
@@ -0,0 +1,43 @@
|
||||
use proc_macro::TokenStream;
|
||||
use quote::{format_ident, quote};
|
||||
use syn::{Data, DeriveInput, Fields};
|
||||
|
||||
pub fn tag_derive(input: TokenStream) -> TokenStream {
|
||||
let ast: DeriveInput = syn::parse(input).unwrap();
|
||||
|
||||
let name = &ast.ident;
|
||||
|
||||
let data_struct = if let Data::Struct(data_struct) = ast.data {
|
||||
data_struct
|
||||
} else {
|
||||
panic!("Tag trait can only be derived for structs")
|
||||
};
|
||||
|
||||
let named_fields = if let Fields::Named(named_fields) = data_struct.fields {
|
||||
named_fields
|
||||
} else {
|
||||
panic!("Tag trait can only be derived for structs with named_fields")
|
||||
};
|
||||
|
||||
let struct_idents: Vec<_> = named_fields.named.iter().map(|field| field.ident.clone().unwrap()).collect();
|
||||
let struct_types: Vec<_> = named_fields.named.iter().map(|field| field.ty.clone()).collect();
|
||||
|
||||
let new_name = format_ident!("_{}", name);
|
||||
|
||||
let gen = quote! {
|
||||
struct #new_name {
|
||||
#( #struct_idents: <#struct_types as Tag>::Output ),*
|
||||
}
|
||||
|
||||
impl Tag for #name {
|
||||
type Output = #new_name;
|
||||
|
||||
fn get<R: Read + Seek>(ifd: &Ifd, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
#( let #struct_idents = <#struct_types as Tag>::get(ifd, file)?; )*
|
||||
Ok(#new_name { #( #struct_idents ),* })
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
gen.into()
|
||||
}
|
||||
109
libraries/rawkit/src/decoder/arw1.rs
Normal file
109
libraries/rawkit/src/decoder/arw1.rs
Normal file
@@ -0,0 +1,109 @@
|
||||
use crate::tiff::file::TiffRead;
|
||||
use crate::tiff::tags::SonyDataOffset;
|
||||
use crate::tiff::Ifd;
|
||||
use crate::{RawImage, SubtractBlack, Transform};
|
||||
|
||||
use bitstream_io::{BitRead, BitReader, Endianness, BE};
|
||||
use std::io::{Read, Seek};
|
||||
|
||||
pub fn decode_a100<R: Read + Seek>(ifd: Ifd, file: &mut TiffRead<R>) -> RawImage {
|
||||
let data_offset = ifd.get_value::<SonyDataOffset, _>(file).unwrap();
|
||||
|
||||
let image_width = 3881;
|
||||
let image_height = 2608;
|
||||
|
||||
file.seek_from_start(data_offset).unwrap();
|
||||
let mut image = sony_arw_load_raw(image_width, image_height, &mut BitReader::<_, BE>::new(file)).unwrap();
|
||||
|
||||
let len = image.len();
|
||||
image[len - image_width..].fill(0);
|
||||
|
||||
RawImage {
|
||||
data: image,
|
||||
width: image_width,
|
||||
height: image_height,
|
||||
cfa_pattern: todo!(),
|
||||
#[allow(unreachable_code)]
|
||||
maximum: (1 << 12) - 1,
|
||||
black: SubtractBlack::None,
|
||||
transform: Transform::Horizontal,
|
||||
camera_model: None,
|
||||
camera_white_balance: None,
|
||||
white_balance: None,
|
||||
camera_to_rgb: None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_and_huffman_decode_file<R: Read + Seek, E: Endianness>(huff: &[u16], file: &mut BitReader<R, E>) -> u32 {
|
||||
let number_of_bits = huff[0].into();
|
||||
let huffman_table = &huff[1..];
|
||||
|
||||
// `number_of_bits` will be no more than 32, so the result is put into a u32
|
||||
let bits: u32 = file.read(number_of_bits).unwrap();
|
||||
let bits = bits as usize;
|
||||
|
||||
let bits_to_seek_from = huffman_table[bits].to_le_bytes()[1] as i64 - number_of_bits as i64;
|
||||
file.seek_bits(std::io::SeekFrom::Current(bits_to_seek_from)).unwrap();
|
||||
|
||||
huffman_table[bits].to_le_bytes()[0].into()
|
||||
}
|
||||
|
||||
fn read_n_bits_from_file<R: Read + Seek, E: Endianness>(number_of_bits: u32, file: &mut BitReader<R, E>) -> u32 {
|
||||
// `number_of_bits` will be no more than 32, so the result is put into a u32
|
||||
file.read(number_of_bits).unwrap()
|
||||
}
|
||||
|
||||
/// ljpeg is a lossless variant of JPEG which gets used for decoding the embedded (thumbnail) preview images in raw files
|
||||
fn ljpeg_diff<R: Read + Seek, E: Endianness>(huff: &[u16], file: &mut BitReader<R, E>, dng_version: Option<u32>) -> i32 {
|
||||
let length = read_and_huffman_decode_file(huff, file);
|
||||
|
||||
if length == 16 && dng_version.map(|x| x >= 0x1010000).unwrap_or(true) {
|
||||
return -32768;
|
||||
}
|
||||
|
||||
let diff = read_n_bits_from_file(length, file) as i32;
|
||||
|
||||
if length == 0 || (diff & (1 << (length - 1))) == 0 {
|
||||
diff - (1 << length) - 1
|
||||
} else {
|
||||
diff
|
||||
}
|
||||
}
|
||||
|
||||
fn sony_arw_load_raw<R: Read + Seek>(width: usize, height: usize, file: &mut BitReader<R, BE>) -> Option<Vec<u16>> {
|
||||
const TABLE: [u16; 18] = [
|
||||
0x0f11, 0x0f10, 0x0e0f, 0x0d0e, 0x0c0d, 0x0b0c, 0x0a0b, 0x090a, 0x0809, 0x0708, 0x0607, 0x0506, 0x0405, 0x0304, 0x0303, 0x0300, 0x0202, 0x0201,
|
||||
];
|
||||
|
||||
let mut huffman_table = [0_u16; 32770];
|
||||
// The first element is the number of bits to read
|
||||
huffman_table[0] = 15;
|
||||
|
||||
let mut n = 0;
|
||||
for x in TABLE {
|
||||
let first_byte = x >> 8;
|
||||
let repeats = 0x8000 >> first_byte;
|
||||
for _ in 0_u16..repeats {
|
||||
n += 1;
|
||||
huffman_table[n] = x;
|
||||
}
|
||||
}
|
||||
|
||||
let mut sum = 0;
|
||||
let mut image = vec![0_u16; width * height];
|
||||
for column in (0..width).rev() {
|
||||
for row in (0..height).step_by(2).chain((1..height).step_by(2)) {
|
||||
sum += ljpeg_diff(&huffman_table, file, None);
|
||||
|
||||
if (sum >> 12) != 0 {
|
||||
return None;
|
||||
}
|
||||
|
||||
if row < height {
|
||||
image[row * width + column] = sum as u16;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Some(image)
|
||||
}
|
||||
127
libraries/rawkit/src/decoder/arw2.rs
Normal file
127
libraries/rawkit/src/decoder/arw2.rs
Normal file
@@ -0,0 +1,127 @@
|
||||
use crate::tiff::file::{Endian, TiffRead};
|
||||
use crate::tiff::tags::{BitsPerSample, CfaPattern, CfaPatternDim, Compression, ImageLength, ImageWidth, SonyToneCurve, StripByteCounts, StripOffsets, Tag, WhiteBalanceRggbLevels};
|
||||
use crate::tiff::values::CurveLookupTable;
|
||||
use crate::tiff::{Ifd, TiffError};
|
||||
use crate::{RawImage, SubtractBlack, Transform};
|
||||
|
||||
use rawkit_proc_macros::Tag;
|
||||
use std::io::{Read, Seek};
|
||||
|
||||
#[allow(dead_code)]
|
||||
#[derive(Tag)]
|
||||
struct Arw2Ifd {
|
||||
image_width: ImageWidth,
|
||||
image_height: ImageLength,
|
||||
bits_per_sample: BitsPerSample,
|
||||
compression: Compression,
|
||||
cfa_pattern: CfaPattern,
|
||||
cfa_pattern_dim: CfaPatternDim,
|
||||
strip_offsets: StripOffsets,
|
||||
strip_byte_counts: StripByteCounts,
|
||||
sony_tone_curve: SonyToneCurve,
|
||||
white_balance_levels: Option<WhiteBalanceRggbLevels>,
|
||||
}
|
||||
|
||||
pub fn decode<R: Read + Seek>(ifd: Ifd, file: &mut TiffRead<R>) -> RawImage {
|
||||
let ifd = ifd.get_value::<Arw2Ifd, _>(file).unwrap();
|
||||
|
||||
assert!(ifd.strip_offsets.len() == ifd.strip_byte_counts.len());
|
||||
assert!(ifd.strip_offsets.len() == 1);
|
||||
assert!(ifd.compression == 32767);
|
||||
|
||||
let image_width: usize = ifd.image_width.try_into().unwrap();
|
||||
let image_height: usize = ifd.image_height.try_into().unwrap();
|
||||
let bits_per_sample: usize = ifd.bits_per_sample.into();
|
||||
assert!(bits_per_sample == 12);
|
||||
|
||||
let [cfa_pattern_width, cfa_pattern_height] = ifd.cfa_pattern_dim;
|
||||
assert!(cfa_pattern_width == 2 && cfa_pattern_height == 2);
|
||||
|
||||
file.seek_from_start(ifd.strip_offsets[0]).unwrap();
|
||||
let mut image = sony_arw2_load_raw(image_width, image_height, ifd.sony_tone_curve, file).unwrap();
|
||||
|
||||
// Converting the bps from 12 to 14 so that ARW 2.3.1 and 2.3.5 have the same 14 bps.
|
||||
image.iter_mut().for_each(|x| *x <<= 2);
|
||||
|
||||
RawImage {
|
||||
data: image,
|
||||
width: image_width,
|
||||
height: image_height,
|
||||
cfa_pattern: ifd.cfa_pattern.try_into().unwrap(),
|
||||
maximum: (1 << 14) - 1,
|
||||
black: SubtractBlack::CfaGrid([512, 512, 512, 512]), // TODO: Find the correct way to do this
|
||||
transform: Transform::Horizontal,
|
||||
camera_model: None,
|
||||
camera_white_balance: ifd.white_balance_levels.map(|arr| arr.map(|x| x as f64)),
|
||||
white_balance: None,
|
||||
camera_to_rgb: None,
|
||||
}
|
||||
}
|
||||
|
||||
fn as_u32(buffer: &[u8], endian: Endian) -> Option<u32> {
|
||||
Some(match endian {
|
||||
Endian::Little => u32::from_le_bytes(buffer.try_into().ok()?),
|
||||
Endian::Big => u32::from_be_bytes(buffer.try_into().ok()?),
|
||||
})
|
||||
}
|
||||
|
||||
fn as_u16(buffer: &[u8], endian: Endian) -> Option<u16> {
|
||||
Some(match endian {
|
||||
Endian::Little => u16::from_le_bytes(buffer.try_into().ok()?),
|
||||
Endian::Big => u16::from_be_bytes(buffer.try_into().ok()?),
|
||||
})
|
||||
}
|
||||
|
||||
fn sony_arw2_load_raw<R: Read + Seek>(width: usize, height: usize, curve: CurveLookupTable, file: &mut TiffRead<R>) -> Option<Vec<u16>> {
|
||||
let mut image = vec![0_u16; height * width];
|
||||
let mut data = vec![0_u8; width + 1];
|
||||
|
||||
for row in 0..height {
|
||||
file.read_exact(&mut data[0..width]).unwrap();
|
||||
|
||||
let mut column = 0;
|
||||
let mut data_index = 0;
|
||||
|
||||
while column < width - 30 {
|
||||
let data_value = as_u32(&data[data_index..][..4], file.endian()).unwrap();
|
||||
let max = (0x7ff & data_value) as u16;
|
||||
let min = (0x7ff & data_value >> 11) as u16;
|
||||
let index_to_set_max = 0x0f & data_value >> 22;
|
||||
let index_to_set_min = 0x0f & data_value >> 26;
|
||||
|
||||
let max_minus_min = max as i32 - min as i32;
|
||||
let shift_by_bits = (0..4).find(|&shift| (0x80 << shift) > max_minus_min).unwrap_or(4);
|
||||
|
||||
let mut pixels = [0_u16; 16];
|
||||
let mut bit = 30;
|
||||
for (i, pixel) in pixels.iter_mut().enumerate() {
|
||||
*pixel = match () {
|
||||
_ if i as u32 == index_to_set_max => max,
|
||||
_ if i as u32 == index_to_set_min => min,
|
||||
_ => {
|
||||
let result = as_u16(&data[(data_index + (bit >> 3))..][..2], file.endian()).unwrap();
|
||||
let result = ((result >> (bit & 7)) & 0x07f) << shift_by_bits;
|
||||
|
||||
bit += 7;
|
||||
|
||||
(result + min).min(0x7ff)
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
for value in pixels {
|
||||
image[row * width + column] = curve.get((value << 1).into()) >> 2;
|
||||
|
||||
// Skip between interlaced columns
|
||||
column += 2;
|
||||
}
|
||||
|
||||
// Switch to the opposite interlaced columns
|
||||
column -= if column & 1 == 0 { 31 } else { 1 };
|
||||
|
||||
data_index += 16;
|
||||
}
|
||||
}
|
||||
|
||||
Some(image)
|
||||
}
|
||||
3
libraries/rawkit/src/decoder/mod.rs
Normal file
3
libraries/rawkit/src/decoder/mod.rs
Normal file
@@ -0,0 +1,3 @@
|
||||
pub mod arw1;
|
||||
pub mod arw2;
|
||||
pub mod uncompressed;
|
||||
67
libraries/rawkit/src/decoder/uncompressed.rs
Normal file
67
libraries/rawkit/src/decoder/uncompressed.rs
Normal file
@@ -0,0 +1,67 @@
|
||||
use crate::tiff::file::TiffRead;
|
||||
use crate::tiff::tags::{BitsPerSample, BlackLevel, CfaPattern, CfaPatternDim, Compression, ImageLength, ImageWidth, RowsPerStrip, StripByteCounts, StripOffsets, Tag, WhiteBalanceRggbLevels};
|
||||
use crate::tiff::{Ifd, TiffError};
|
||||
use crate::{RawImage, SubtractBlack, Transform};
|
||||
|
||||
use rawkit_proc_macros::Tag;
|
||||
use std::io::{Read, Seek};
|
||||
|
||||
#[allow(dead_code)]
|
||||
#[derive(Tag)]
|
||||
struct ArwUncompressedIfd {
|
||||
image_width: ImageWidth,
|
||||
image_height: ImageLength,
|
||||
rows_per_strip: RowsPerStrip,
|
||||
bits_per_sample: BitsPerSample,
|
||||
compression: Compression,
|
||||
black_level: BlackLevel,
|
||||
cfa_pattern: CfaPattern,
|
||||
cfa_pattern_dim: CfaPatternDim,
|
||||
strip_offsets: StripOffsets,
|
||||
strip_byte_counts: StripByteCounts,
|
||||
white_balance_levels: Option<WhiteBalanceRggbLevels>,
|
||||
}
|
||||
|
||||
pub fn decode<R: Read + Seek>(ifd: Ifd, file: &mut TiffRead<R>) -> RawImage {
|
||||
let ifd = ifd.get_value::<ArwUncompressedIfd, _>(file).unwrap();
|
||||
|
||||
assert!(ifd.strip_offsets.len() == ifd.strip_byte_counts.len());
|
||||
assert!(ifd.strip_offsets.len() == 1);
|
||||
assert!(ifd.compression == 1); // 1 is the value for uncompressed format
|
||||
|
||||
let image_width: usize = ifd.image_width.try_into().unwrap();
|
||||
let image_height: usize = ifd.image_height.try_into().unwrap();
|
||||
let rows_per_strip: usize = ifd.rows_per_strip.try_into().unwrap();
|
||||
let bits_per_sample: usize = ifd.bits_per_sample.into();
|
||||
let [cfa_pattern_width, cfa_pattern_height] = ifd.cfa_pattern_dim;
|
||||
assert!(cfa_pattern_width == 2 && cfa_pattern_height == 2);
|
||||
|
||||
let mut image: Vec<u16> = Vec::with_capacity(image_height * image_width);
|
||||
|
||||
for i in 0..ifd.strip_offsets.len() {
|
||||
file.seek_from_start(ifd.strip_offsets[i]).unwrap();
|
||||
|
||||
let last = i == ifd.strip_offsets.len();
|
||||
let rows = if last { image_height % rows_per_strip } else { rows_per_strip };
|
||||
|
||||
for _ in 0..rows {
|
||||
for _ in 0..image_width {
|
||||
image.push(file.read_u16().unwrap());
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
RawImage {
|
||||
data: image,
|
||||
width: image_width,
|
||||
height: image_height,
|
||||
cfa_pattern: ifd.cfa_pattern.try_into().unwrap(),
|
||||
maximum: if bits_per_sample == 16 { u16::MAX } else { (1 << bits_per_sample) - 1 },
|
||||
black: SubtractBlack::CfaGrid(ifd.black_level),
|
||||
transform: Transform::Horizontal,
|
||||
camera_model: None,
|
||||
camera_white_balance: ifd.white_balance_levels.map(|arr| arr.map(|x| x as f64)),
|
||||
white_balance: None,
|
||||
camera_to_rgb: None,
|
||||
}
|
||||
}
|
||||
81
libraries/rawkit/src/demosaicing/linear_demosaicing.rs
Normal file
81
libraries/rawkit/src/demosaicing/linear_demosaicing.rs
Normal file
@@ -0,0 +1,81 @@
|
||||
use crate::{Pixel, RawImage};
|
||||
|
||||
fn average(data: &[u16], indexes: impl Iterator<Item = i64>) -> u16 {
|
||||
let mut sum = 0;
|
||||
let mut count = 0;
|
||||
for index in indexes {
|
||||
if index >= 0 && (index as usize) < data.len() {
|
||||
sum += data[index as usize] as u32;
|
||||
count += 1;
|
||||
}
|
||||
}
|
||||
|
||||
(sum / count) as u16
|
||||
}
|
||||
|
||||
impl RawImage {
|
||||
pub fn linear_demosaic_iter(&self) -> impl Iterator<Item = Pixel> + use<'_> {
|
||||
match self.cfa_pattern {
|
||||
[0, 1, 1, 2] => self.linear_demosaic_rggb_iter(),
|
||||
_ => todo!(),
|
||||
}
|
||||
}
|
||||
|
||||
fn linear_demosaic_rggb_iter(&self) -> impl Iterator<Item = Pixel> + use<'_> {
|
||||
let width = self.width as i64;
|
||||
let height = self.height as i64;
|
||||
|
||||
(0..height).flat_map(move |row| {
|
||||
let row_by_width = row * width;
|
||||
|
||||
(0..width).map(move |column| {
|
||||
let pixel_index = row_by_width + column;
|
||||
|
||||
let vertical_indexes = [pixel_index + width, pixel_index - width];
|
||||
let horizontal_indexes = [pixel_index + 1, pixel_index - 1];
|
||||
let cross_indexes = [pixel_index + width, pixel_index - width, pixel_index + 1, pixel_index - 1];
|
||||
let diagonal_indexes = [pixel_index + width + 1, pixel_index - width + 1, pixel_index + width - 1, pixel_index - width - 1];
|
||||
|
||||
let pixel_index = pixel_index as usize;
|
||||
match (row % 2 == 0, column % 2 == 0) {
|
||||
(true, true) => Pixel {
|
||||
values: [
|
||||
self.data[pixel_index],
|
||||
average(&self.data, cross_indexes.into_iter()),
|
||||
average(&self.data, diagonal_indexes.into_iter()),
|
||||
],
|
||||
row: row as usize,
|
||||
column: column as usize,
|
||||
},
|
||||
(true, false) => Pixel {
|
||||
values: [
|
||||
average(&self.data, horizontal_indexes.into_iter()),
|
||||
self.data[pixel_index],
|
||||
average(&self.data, vertical_indexes.into_iter()),
|
||||
],
|
||||
row: row as usize,
|
||||
column: column as usize,
|
||||
},
|
||||
(false, true) => Pixel {
|
||||
values: [
|
||||
average(&self.data, vertical_indexes.into_iter()),
|
||||
self.data[pixel_index],
|
||||
average(&self.data, horizontal_indexes.into_iter()),
|
||||
],
|
||||
row: row as usize,
|
||||
column: column as usize,
|
||||
},
|
||||
(false, false) => Pixel {
|
||||
values: [
|
||||
average(&self.data, diagonal_indexes.into_iter()),
|
||||
average(&self.data, cross_indexes.into_iter()),
|
||||
self.data[pixel_index],
|
||||
],
|
||||
row: row as usize,
|
||||
column: column as usize,
|
||||
},
|
||||
}
|
||||
})
|
||||
})
|
||||
}
|
||||
}
|
||||
1
libraries/rawkit/src/demosaicing/mod.rs
Normal file
1
libraries/rawkit/src/demosaicing/mod.rs
Normal file
@@ -0,0 +1 @@
|
||||
pub mod linear_demosaicing;
|
||||
264
libraries/rawkit/src/lib.rs
Normal file
264
libraries/rawkit/src/lib.rs
Normal file
@@ -0,0 +1,264 @@
|
||||
pub mod decoder;
|
||||
pub mod demosaicing;
|
||||
pub mod metadata;
|
||||
pub mod postprocessing;
|
||||
pub mod preprocessing;
|
||||
pub mod processing;
|
||||
pub mod tiff;
|
||||
|
||||
use crate::metadata::identify::CameraModel;
|
||||
|
||||
use processing::{Pixel, PixelTransform, RawPixel, RawPixelTransform};
|
||||
use rawkit_proc_macros::Tag;
|
||||
use tiff::file::TiffRead;
|
||||
use tiff::tags::{Compression, ImageLength, ImageWidth, Orientation, StripByteCounts, SubIfd, Tag};
|
||||
use tiff::values::Transform;
|
||||
use tiff::{Ifd, TiffError};
|
||||
|
||||
use std::io::{Read, Seek};
|
||||
use thiserror::Error;
|
||||
|
||||
pub(crate) const CHANNELS_IN_RGB: usize = 3;
|
||||
pub(crate) type Histogram = [[usize; 0x2000]; CHANNELS_IN_RGB];
|
||||
|
||||
/// The amount of black level to be subtracted from Raw Image.
|
||||
pub enum SubtractBlack {
|
||||
/// Don't subtract any value.
|
||||
None,
|
||||
|
||||
/// Subtract a singular value for all pixels in Bayer CFA Grid.
|
||||
Value(u16),
|
||||
|
||||
/// Subtract the appropriate value for pixels in Bayer CFA Grid.
|
||||
CfaGrid([u16; 4]),
|
||||
}
|
||||
|
||||
/// Represents a Raw Image along with its metadata.
|
||||
pub struct RawImage {
|
||||
/// Raw pixel data stored in linear fashion.
|
||||
pub data: Vec<u16>,
|
||||
|
||||
/// Width of the raw image.
|
||||
pub width: usize,
|
||||
|
||||
/// Height of the raw image.
|
||||
pub height: usize,
|
||||
|
||||
/// Bayer CFA pattern used to arrange pixels in [`RawImage::data`].
|
||||
///
|
||||
/// It encodes Red, Blue and Green as 0, 1, and 2 respectively.
|
||||
pub cfa_pattern: [u8; 4],
|
||||
|
||||
/// Transformation to be applied to negate the orientation of camera.
|
||||
pub transform: Transform,
|
||||
|
||||
/// The maximum possible value of pixel that the camera sensor could give.
|
||||
pub maximum: u16,
|
||||
|
||||
/// The minimum possible value of pixel that the camera sensor could give.
|
||||
///
|
||||
/// Used to subtract the black level from the raw image.
|
||||
pub black: SubtractBlack,
|
||||
|
||||
/// Information regarding the company and model of the camera.
|
||||
pub camera_model: Option<CameraModel>,
|
||||
|
||||
/// White balance specified in the metadata of the raw file.
|
||||
///
|
||||
/// It represents the 4 values of CFA Grid which follows the same pattern as [`RawImage::cfa_pattern`].
|
||||
pub camera_white_balance: Option<[f64; 4]>,
|
||||
|
||||
/// White balance of the raw image.
|
||||
///
|
||||
/// It is the same as [`RawImage::camera_white_balance`] if the raw file contains the metadata.
|
||||
/// Otherwise it falls back to calculating the white balance from the color space conversion matrix.
|
||||
///
|
||||
/// It represents the 4 values of CFA Grid which follows the same pattern as [`RawImage::cfa_pattern`].
|
||||
pub white_balance: Option<[f64; 4]>,
|
||||
|
||||
/// Color space conversion matrix to convert from camera's color space to sRGB.
|
||||
pub camera_to_rgb: Option<[[f64; 3]; 3]>,
|
||||
}
|
||||
|
||||
/// Represents the final RGB Image.
|
||||
pub struct Image<T> {
|
||||
/// Pixel data stored in a linear fashion.
|
||||
pub data: Vec<T>,
|
||||
|
||||
/// Width of the image.
|
||||
pub width: usize,
|
||||
|
||||
/// Height of the image.
|
||||
pub height: usize,
|
||||
|
||||
/// The number of color channels in the image.
|
||||
///
|
||||
/// We can assume this will be 3 for all non-obscure, modern cameras.
|
||||
/// See <https://github.com/GraphiteEditor/Graphite/pull/1923#discussion_r1725070342> for more information.
|
||||
pub channels: u8,
|
||||
|
||||
/// The transformation required to orient the image correctly.
|
||||
///
|
||||
/// This will be [`Transform::Horizontal`] after the transform step is applied.
|
||||
pub transform: Transform,
|
||||
}
|
||||
|
||||
#[allow(dead_code)]
|
||||
#[derive(Tag)]
|
||||
struct ArwIfd {
|
||||
image_width: ImageWidth,
|
||||
image_height: ImageLength,
|
||||
compression: Compression,
|
||||
strip_byte_counts: StripByteCounts,
|
||||
}
|
||||
|
||||
impl RawImage {
|
||||
/// Create a [`RawImage`] from an input stream.
|
||||
///
|
||||
/// Decodes the contents of `reader` and extracts raw pixel data and metadata.
|
||||
pub fn decode<R: Read + Seek>(reader: &mut R) -> Result<RawImage, DecoderError> {
|
||||
let mut file = TiffRead::new(reader)?;
|
||||
let ifd = Ifd::new_first_ifd(&mut file)?;
|
||||
|
||||
let camera_model = metadata::identify::identify_camera_model(&ifd, &mut file).unwrap();
|
||||
let transform = ifd.get_value::<Orientation, _>(&mut file)?;
|
||||
|
||||
let mut raw_image = if camera_model.model == "DSLR-A100" {
|
||||
decoder::arw1::decode_a100(ifd, &mut file)
|
||||
} else {
|
||||
let sub_ifd = ifd.get_value::<SubIfd, _>(&mut file)?;
|
||||
let arw_ifd = sub_ifd.get_value::<ArwIfd, _>(&mut file)?;
|
||||
|
||||
if arw_ifd.compression == 1 {
|
||||
decoder::uncompressed::decode(sub_ifd, &mut file)
|
||||
} else if arw_ifd.strip_byte_counts[0] == arw_ifd.image_width * arw_ifd.image_height {
|
||||
decoder::arw2::decode(sub_ifd, &mut file)
|
||||
} else {
|
||||
// TODO: implement for arw 1.
|
||||
todo!()
|
||||
}
|
||||
};
|
||||
|
||||
raw_image.camera_model = Some(camera_model);
|
||||
raw_image.transform = transform;
|
||||
|
||||
raw_image.calculate_conversion_matrices();
|
||||
|
||||
Ok(raw_image)
|
||||
}
|
||||
|
||||
/// Converts the [`RawImage`] to an [`Image`] with 8 bit resolution for each channel.
|
||||
///
|
||||
/// Applies all the processing steps to finally get RGB pixel data.
|
||||
pub fn process_8bit(self) -> Image<u8> {
|
||||
let image = self.process_16bit();
|
||||
|
||||
Image {
|
||||
channels: image.channels,
|
||||
data: image.data.iter().map(|x| (x >> 8) as u8).collect(),
|
||||
width: image.width,
|
||||
height: image.height,
|
||||
transform: image.transform,
|
||||
}
|
||||
}
|
||||
|
||||
/// Converts the [`RawImage`] to an [`Image`] with 16 bit resolution for each channel.
|
||||
///
|
||||
/// Applies all the processing steps to finally get RGB pixel data.
|
||||
pub fn process_16bit(self) -> Image<u16> {
|
||||
let subtract_black = self.subtract_black_fn();
|
||||
let scale_white_balance = self.scale_white_balance_fn();
|
||||
let scale_to_16bit = self.scale_to_16bit_fn();
|
||||
let raw_image = self.apply((subtract_black, scale_white_balance, scale_to_16bit));
|
||||
|
||||
let convert_to_rgb = raw_image.convert_to_rgb_fn();
|
||||
let mut record_histogram = raw_image.record_histogram_fn();
|
||||
let image = raw_image.demosaic_and_apply((convert_to_rgb, &mut record_histogram));
|
||||
|
||||
let gamma_correction = image.gamma_correction_fn(&record_histogram.histogram);
|
||||
if image.transform == Transform::Horizontal {
|
||||
image.apply(gamma_correction)
|
||||
} else {
|
||||
image.transform_and_apply(gamma_correction)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl RawImage {
|
||||
pub fn apply(mut self, mut transform: impl RawPixelTransform) -> RawImage {
|
||||
for (index, value) in self.data.iter_mut().enumerate() {
|
||||
let pixel = RawPixel {
|
||||
value: *value,
|
||||
row: index / self.width,
|
||||
column: index % self.width,
|
||||
};
|
||||
*value = transform.apply(pixel);
|
||||
}
|
||||
|
||||
self
|
||||
}
|
||||
|
||||
pub fn demosaic_and_apply(self, mut transform: impl PixelTransform) -> Image<u16> {
|
||||
let mut image = vec![0; self.width * self.height * 3];
|
||||
for Pixel { values, row, column } in self.linear_demosaic_iter().map(|mut pixel| {
|
||||
pixel.values = transform.apply(pixel);
|
||||
pixel
|
||||
}) {
|
||||
let pixel_index = row * self.width + column;
|
||||
image[3 * pixel_index..3 * (pixel_index + 1)].copy_from_slice(&values);
|
||||
}
|
||||
|
||||
Image {
|
||||
channels: 3,
|
||||
data: image,
|
||||
width: self.width,
|
||||
height: self.height,
|
||||
transform: self.transform,
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl Image<u16> {
|
||||
pub fn apply(mut self, mut transform: impl PixelTransform) -> Image<u16> {
|
||||
for (index, values) in self.data.chunks_exact_mut(3).enumerate() {
|
||||
let pixel = Pixel {
|
||||
values: values.try_into().unwrap(),
|
||||
row: index / self.width,
|
||||
column: index % self.width,
|
||||
};
|
||||
values.copy_from_slice(&transform.apply(pixel));
|
||||
}
|
||||
|
||||
self
|
||||
}
|
||||
|
||||
pub fn transform_and_apply(self, mut transform: impl PixelTransform) -> Image<u16> {
|
||||
let mut image = vec![0; self.width * self.height * 3];
|
||||
let (width, height, iter) = self.transform_iter();
|
||||
for Pixel { values, row, column } in iter.map(|mut pixel| {
|
||||
pixel.values = transform.apply(pixel);
|
||||
pixel
|
||||
}) {
|
||||
let pixel_index = row * width + column;
|
||||
image[3 * pixel_index..3 * (pixel_index + 1)].copy_from_slice(&values);
|
||||
}
|
||||
|
||||
Image {
|
||||
channels: 3,
|
||||
data: image,
|
||||
width,
|
||||
height,
|
||||
transform: Transform::Horizontal,
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Error, Debug)]
|
||||
pub enum DecoderError {
|
||||
#[error("An error occurred when trying to parse the TIFF format")]
|
||||
TiffError(#[from] TiffError),
|
||||
#[error("An error occurred when converting integer from one type to another")]
|
||||
ConversionError(#[from] std::num::TryFromIntError),
|
||||
#[error("An IO Error ocurred")]
|
||||
IoError(#[from] std::io::Error),
|
||||
}
|
||||
118
libraries/rawkit/src/metadata/camera_data.rs
Normal file
118
libraries/rawkit/src/metadata/camera_data.rs
Normal file
@@ -0,0 +1,118 @@
|
||||
use crate::RawImage;
|
||||
use rawkit_proc_macros::build_camera_data;
|
||||
|
||||
pub struct CameraData {
|
||||
pub black: u16,
|
||||
pub maximum: u16,
|
||||
pub xyz_to_camera: [i16; 9],
|
||||
}
|
||||
|
||||
impl CameraData {
|
||||
const DEFAULT: CameraData = CameraData {
|
||||
black: 0,
|
||||
maximum: 0,
|
||||
xyz_to_camera: [0; 9],
|
||||
};
|
||||
}
|
||||
|
||||
const CAMERA_DATA: [(&str, CameraData); 40] = build_camera_data!();
|
||||
|
||||
const RGB_TO_XYZ: [[f64; 3]; 3] = [
|
||||
// Matrix:
|
||||
[0.412453, 0.357580, 0.180423],
|
||||
[0.212671, 0.715160, 0.072169],
|
||||
[0.019334, 0.119193, 0.950227],
|
||||
];
|
||||
|
||||
impl RawImage {
|
||||
pub fn calculate_conversion_matrices(&mut self) {
|
||||
let Some(ref camera_model) = self.camera_model else { return };
|
||||
let camera_name_needle = camera_model.make.to_owned() + " " + &camera_model.model;
|
||||
|
||||
let xyz_to_camera = CAMERA_DATA
|
||||
.iter()
|
||||
.find(|(camera_name_haystack, _)| camera_name_needle == *camera_name_haystack)
|
||||
.map(|(_, data)| data.xyz_to_camera.map(|x| (x as f64) / 10_000.));
|
||||
let Some(xyz_to_camera) = xyz_to_camera else { return };
|
||||
|
||||
let mut rgb_to_camera = [[0.; 3]; 3];
|
||||
for i in 0..3 {
|
||||
for j in 0..3 {
|
||||
for k in 0..3 {
|
||||
rgb_to_camera[i][j] += RGB_TO_XYZ[k][j] * xyz_to_camera[i * 3 + k];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
let white_balance_multiplier = rgb_to_camera.map(|x| 1. / x.iter().sum::<f64>());
|
||||
for (index, row) in rgb_to_camera.iter_mut().enumerate() {
|
||||
*row = row.map(|x| x * white_balance_multiplier[index]);
|
||||
}
|
||||
let camera_to_rgb = transpose(pseudoinverse(rgb_to_camera));
|
||||
|
||||
let cfa_white_balance_multiplier = if let Some(white_balance) = self.camera_white_balance {
|
||||
white_balance
|
||||
} else {
|
||||
self.cfa_pattern.map(|index| white_balance_multiplier[index as usize])
|
||||
};
|
||||
|
||||
self.white_balance = Some(cfa_white_balance_multiplier);
|
||||
self.camera_to_rgb = Some(camera_to_rgb);
|
||||
}
|
||||
}
|
||||
|
||||
#[allow(clippy::needless_range_loop)]
|
||||
fn pseudoinverse<const N: usize>(matrix: [[f64; 3]; N]) -> [[f64; 3]; N] {
|
||||
let mut output_matrix = [[0.; 3]; N];
|
||||
let mut work = [[0.; 6]; 3];
|
||||
|
||||
for i in 0..3 {
|
||||
for j in 0..6 {
|
||||
work[i][j] = if j == i + 3 { 1. } else { 0. };
|
||||
}
|
||||
for j in 0..3 {
|
||||
for k in 0..N {
|
||||
work[i][j] += matrix[k][i] * matrix[k][j];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
for i in 0..3 {
|
||||
let num = work[i][i];
|
||||
for j in 0..6 {
|
||||
work[i][j] /= num;
|
||||
}
|
||||
for k in 0..3 {
|
||||
if k == i {
|
||||
continue;
|
||||
}
|
||||
let num = work[k][i];
|
||||
for j in 0..6 {
|
||||
work[k][j] -= work[i][j] * num;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
for i in 0..N {
|
||||
for j in 0..3 {
|
||||
output_matrix[i][j] = 0.;
|
||||
for k in 0..3 {
|
||||
output_matrix[i][j] += work[j][k + 3] * matrix[i][k];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
output_matrix
|
||||
}
|
||||
|
||||
fn transpose<const N: usize>(matrix: [[f64; 3]; N]) -> [[f64; N]; 3] {
|
||||
let mut output_matrix = [[0.; N]; 3];
|
||||
|
||||
for (i, row) in matrix.iter().enumerate() {
|
||||
for (j, &value) in row.iter().enumerate() {
|
||||
output_matrix[j][i] = value;
|
||||
}
|
||||
}
|
||||
|
||||
output_matrix
|
||||
}
|
||||
60
libraries/rawkit/src/metadata/identify.rs
Normal file
60
libraries/rawkit/src/metadata/identify.rs
Normal file
@@ -0,0 +1,60 @@
|
||||
use crate::tiff::file::TiffRead;
|
||||
use crate::tiff::tags::{Make, Model, Tag};
|
||||
use crate::tiff::{Ifd, TiffError};
|
||||
|
||||
use rawkit_proc_macros::Tag;
|
||||
use std::io::{Read, Seek};
|
||||
|
||||
const COMPANY_NAMES: [&str; 22] = [
|
||||
"AgfaPhoto",
|
||||
"Canon",
|
||||
"Casio",
|
||||
"Epson",
|
||||
"Fujifilm",
|
||||
"Mamiya",
|
||||
"Minolta",
|
||||
"Motorola",
|
||||
"Kodak",
|
||||
"Konica",
|
||||
"Leica",
|
||||
"Nikon",
|
||||
"Nokia",
|
||||
"Olympus",
|
||||
"Ricoh",
|
||||
"Pentax",
|
||||
"Phase One",
|
||||
"Samsung",
|
||||
"Sigma",
|
||||
"Sinar",
|
||||
"Sony",
|
||||
"YI",
|
||||
];
|
||||
|
||||
#[allow(dead_code)]
|
||||
#[derive(Tag)]
|
||||
struct CameraModelIfd {
|
||||
make: Make,
|
||||
model: Model,
|
||||
}
|
||||
|
||||
pub struct CameraModel {
|
||||
pub make: String,
|
||||
pub model: String,
|
||||
}
|
||||
|
||||
pub fn identify_camera_model<R: Read + Seek>(ifd: &Ifd, file: &mut TiffRead<R>) -> Option<CameraModel> {
|
||||
let mut ifd = ifd.get_value::<CameraModelIfd, _>(file).unwrap();
|
||||
|
||||
ifd.make.make_ascii_lowercase();
|
||||
for company_name in COMPANY_NAMES {
|
||||
let lowercase_company_name = company_name.to_ascii_lowercase();
|
||||
if ifd.make.contains(&lowercase_company_name) {
|
||||
return Some(CameraModel {
|
||||
make: company_name.to_string(),
|
||||
model: ifd.model,
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
None
|
||||
}
|
||||
2
libraries/rawkit/src/metadata/mod.rs
Normal file
2
libraries/rawkit/src/metadata/mod.rs
Normal file
@@ -0,0 +1,2 @@
|
||||
pub mod camera_data;
|
||||
pub mod identify;
|
||||
13
libraries/rawkit/src/postprocessing/convert_to_rgb.rs
Normal file
13
libraries/rawkit/src/postprocessing/convert_to_rgb.rs
Normal file
@@ -0,0 +1,13 @@
|
||||
use crate::{Pixel, RawImage, CHANNELS_IN_RGB};
|
||||
|
||||
impl RawImage {
|
||||
pub fn convert_to_rgb_fn(&self) -> impl Fn(Pixel) -> [u16; CHANNELS_IN_RGB] {
|
||||
let Some(camera_to_rgb) = self.camera_to_rgb else { todo!() };
|
||||
|
||||
move |pixel: Pixel| {
|
||||
std::array::from_fn(|i| i)
|
||||
.map(|i| camera_to_rgb[i].iter().zip(pixel.values.iter()).map(|(&coeff, &value)| coeff * value as f64).sum())
|
||||
.map(|x: f64| (x as u16).clamp(0, u16::MAX))
|
||||
}
|
||||
}
|
||||
}
|
||||
84
libraries/rawkit/src/postprocessing/gamma_correction.rs
Normal file
84
libraries/rawkit/src/postprocessing/gamma_correction.rs
Normal file
@@ -0,0 +1,84 @@
|
||||
use crate::{Histogram, Image, Pixel, CHANNELS_IN_RGB};
|
||||
use std::f64::consts::E;
|
||||
|
||||
impl Image<u16> {
|
||||
pub fn gamma_correction_fn(&self, histogram: &Histogram) -> impl Fn(Pixel) -> [u16; CHANNELS_IN_RGB] {
|
||||
let percentage = self.width * self.height;
|
||||
|
||||
let mut white = 0;
|
||||
for channel_histogram in histogram {
|
||||
let mut total = 0;
|
||||
for i in (0x20..0x2000).rev() {
|
||||
total += channel_histogram[i] as u64;
|
||||
|
||||
if total * 100 > percentage as u64 {
|
||||
white = white.max(i);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
let curve = generate_gamma_curve(0.45, 4.5, (white << 3) as f64);
|
||||
|
||||
move |pixel: Pixel| pixel.values.map(|value| curve[value as usize])
|
||||
}
|
||||
}
|
||||
|
||||
/// `max_intensity` must be non-zero.
|
||||
fn generate_gamma_curve(power: f64, threshold: f64, max_intensity: f64) -> Vec<u16> {
|
||||
debug_assert!(max_intensity != 0.);
|
||||
|
||||
let (mut bound_start, mut bound_end) = if threshold >= 1. { (0., 1.) } else { (1., 0.) };
|
||||
|
||||
let mut transition_point = 0.;
|
||||
let mut transition_ratio = 0.;
|
||||
let mut curve_adjustment = 0.;
|
||||
|
||||
if threshold != 0. && (threshold - 1.) * (power - 1.) <= 0. {
|
||||
for _ in 0..48 {
|
||||
transition_point = (bound_start + bound_end) / 2.;
|
||||
|
||||
if power != 0. {
|
||||
let temp_transition_ratio = transition_point / threshold;
|
||||
let exponential_power = temp_transition_ratio.powf(-power);
|
||||
let normalized_exponential_power = (exponential_power - 1.) / power;
|
||||
let comparison_result = normalized_exponential_power - (1. / transition_point);
|
||||
|
||||
let bound_to_update = if comparison_result > -1. { &mut bound_end } else { &mut bound_start };
|
||||
*bound_to_update = transition_point;
|
||||
} else {
|
||||
let adjusted_transition_point = E.powf(1. - 1. / transition_point);
|
||||
let transition_point_ratio = transition_point / adjusted_transition_point;
|
||||
|
||||
let bound_to_update = if transition_point_ratio < threshold { &mut bound_end } else { &mut bound_start };
|
||||
*bound_to_update = transition_point;
|
||||
}
|
||||
}
|
||||
|
||||
transition_ratio = transition_point / threshold;
|
||||
|
||||
if power != 0. {
|
||||
curve_adjustment = transition_point * ((1. / power) - 1.);
|
||||
}
|
||||
}
|
||||
|
||||
let mut curve = vec![0xffff; 0x1_0000];
|
||||
let length = curve.len() as f64;
|
||||
|
||||
for (i, entry) in curve.iter_mut().enumerate() {
|
||||
let ratio = (i as f64) / max_intensity;
|
||||
if ratio < 1. {
|
||||
let altered_ratio = if ratio < transition_ratio {
|
||||
ratio * threshold
|
||||
} else if power != 0. {
|
||||
ratio.powf(power) * (1. + curve_adjustment) - curve_adjustment
|
||||
} else {
|
||||
ratio.ln() * transition_point + 1.
|
||||
};
|
||||
|
||||
*entry = (length * altered_ratio) as u16;
|
||||
}
|
||||
}
|
||||
|
||||
curve
|
||||
}
|
||||
4
libraries/rawkit/src/postprocessing/mod.rs
Normal file
4
libraries/rawkit/src/postprocessing/mod.rs
Normal file
@@ -0,0 +1,4 @@
|
||||
pub mod convert_to_rgb;
|
||||
pub mod gamma_correction;
|
||||
pub mod record_histogram;
|
||||
pub mod transform;
|
||||
29
libraries/rawkit/src/postprocessing/record_histogram.rs
Normal file
29
libraries/rawkit/src/postprocessing/record_histogram.rs
Normal file
@@ -0,0 +1,29 @@
|
||||
use crate::{Histogram, Pixel, PixelTransform, RawImage, CHANNELS_IN_RGB};
|
||||
|
||||
impl RawImage {
|
||||
pub fn record_histogram_fn(&self) -> RecordHistogram {
|
||||
RecordHistogram::new()
|
||||
}
|
||||
}
|
||||
|
||||
pub struct RecordHistogram {
|
||||
pub histogram: Histogram,
|
||||
}
|
||||
|
||||
impl RecordHistogram {
|
||||
fn new() -> RecordHistogram {
|
||||
RecordHistogram {
|
||||
histogram: [[0; 0x2000]; CHANNELS_IN_RGB],
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl PixelTransform for &mut RecordHistogram {
|
||||
fn apply(&mut self, pixel: Pixel) -> [u16; CHANNELS_IN_RGB] {
|
||||
self.histogram
|
||||
.iter_mut()
|
||||
.zip(pixel.values.iter())
|
||||
.for_each(|(histogram, &value)| histogram[value as usize >> CHANNELS_IN_RGB] += 1);
|
||||
pixel.values
|
||||
}
|
||||
}
|
||||
70
libraries/rawkit/src/postprocessing/transform.rs
Normal file
70
libraries/rawkit/src/postprocessing/transform.rs
Normal file
@@ -0,0 +1,70 @@
|
||||
use crate::{Image, Pixel, Transform};
|
||||
|
||||
impl Image<u16> {
|
||||
pub fn transform_iter(&self) -> (usize, usize, impl Iterator<Item = Pixel> + use<'_>) {
|
||||
let (final_width, final_height) = if self.transform.will_swap_coordinates() {
|
||||
(self.height, self.width)
|
||||
} else {
|
||||
(self.width, self.height)
|
||||
};
|
||||
|
||||
let index_0_0 = inverse_transform_index(self.transform, 0, 0, self.width, self.height);
|
||||
let index_0_1 = inverse_transform_index(self.transform, 0, 1, self.width, self.height);
|
||||
let index_1_0 = inverse_transform_index(self.transform, 1, 0, self.width, self.height);
|
||||
|
||||
let column_step = (index_0_1.0 - index_0_0.0, index_0_1.1 - index_0_0.1);
|
||||
let row_step = (index_1_0.0 - index_0_0.0, index_1_0.1 - index_0_0.1);
|
||||
let mut index = index_0_0;
|
||||
|
||||
let channels = self.channels as usize;
|
||||
|
||||
(
|
||||
final_width,
|
||||
final_height,
|
||||
(0..final_height).flat_map(move |row| {
|
||||
let temp = (0..final_width).map(move |column| {
|
||||
let initial_index = (self.width as i64 * index.0 + index.1) as usize;
|
||||
let pixel = &self.data[channels * initial_index..channels * (initial_index + 1)];
|
||||
index = (index.0 + column_step.0, index.1 + column_step.1);
|
||||
|
||||
Pixel {
|
||||
values: pixel.try_into().unwrap(),
|
||||
row,
|
||||
column,
|
||||
}
|
||||
});
|
||||
|
||||
index = (index.0 + row_step.0, index.1 + row_step.1);
|
||||
|
||||
temp
|
||||
}),
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
pub fn inverse_transform_index(transform: Transform, mut row: usize, mut column: usize, width: usize, height: usize) -> (i64, i64) {
|
||||
let value = match transform {
|
||||
Transform::Horizontal => 0,
|
||||
Transform::MirrorHorizontal => 1,
|
||||
Transform::Rotate180 => 3,
|
||||
Transform::MirrorVertical => 2,
|
||||
Transform::MirrorHorizontalRotate270 => 4,
|
||||
Transform::Rotate90 => 6,
|
||||
Transform::MirrorHorizontalRotate90 => 7,
|
||||
Transform::Rotate270 => 5,
|
||||
};
|
||||
|
||||
if value & 4 != 0 {
|
||||
std::mem::swap(&mut row, &mut column)
|
||||
}
|
||||
|
||||
if value & 2 != 0 {
|
||||
row = height - 1 - row;
|
||||
}
|
||||
|
||||
if value & 1 != 0 {
|
||||
column = width - 1 - column;
|
||||
}
|
||||
|
||||
(row as i64, column as i64)
|
||||
}
|
||||
3
libraries/rawkit/src/preprocessing/mod.rs
Normal file
3
libraries/rawkit/src/preprocessing/mod.rs
Normal file
@@ -0,0 +1,3 @@
|
||||
pub mod scale_to_16bit;
|
||||
pub mod scale_white_balance;
|
||||
pub mod subtract_black;
|
||||
15
libraries/rawkit/src/preprocessing/scale_to_16bit.rs
Normal file
15
libraries/rawkit/src/preprocessing/scale_to_16bit.rs
Normal file
@@ -0,0 +1,15 @@
|
||||
use crate::{RawImage, RawPixel, SubtractBlack};
|
||||
|
||||
impl RawImage {
|
||||
pub fn scale_to_16bit_fn(&self) -> impl Fn(RawPixel) -> u16 {
|
||||
let black_level = match self.black {
|
||||
SubtractBlack::CfaGrid(x) => x,
|
||||
_ => unreachable!(),
|
||||
};
|
||||
|
||||
let maximum = self.maximum - black_level.iter().max().unwrap();
|
||||
let scale_to_16bit_multiplier = if maximum > 0 { u16::MAX as f64 / maximum as f64 } else { 1. };
|
||||
|
||||
move |pixel: RawPixel| ((pixel.value as f64) * scale_to_16bit_multiplier).min(u16::MAX as f64).max(0.) as u16
|
||||
}
|
||||
}
|
||||
31
libraries/rawkit/src/preprocessing/scale_white_balance.rs
Normal file
31
libraries/rawkit/src/preprocessing/scale_white_balance.rs
Normal file
@@ -0,0 +1,31 @@
|
||||
use crate::{RawImage, RawPixel};
|
||||
|
||||
impl RawImage {
|
||||
pub fn scale_white_balance_fn(&self) -> impl Fn(RawPixel) -> u16 {
|
||||
let Some(mut white_balance) = self.white_balance else { todo!() };
|
||||
|
||||
if white_balance[1] == 0. {
|
||||
white_balance[1] = 1.;
|
||||
}
|
||||
|
||||
// TODO: Move this at its correct location when highlights are implemented correctly.
|
||||
let highlight = 0;
|
||||
|
||||
let normalization_factor = if highlight == 0 {
|
||||
white_balance.into_iter().fold(f64::INFINITY, f64::min)
|
||||
} else {
|
||||
white_balance.into_iter().fold(f64::NEG_INFINITY, f64::max)
|
||||
};
|
||||
|
||||
let normalized_white_balance = if normalization_factor > 0.00001 {
|
||||
white_balance.map(|x| x / normalization_factor)
|
||||
} else {
|
||||
[1., 1., 1., 1.]
|
||||
};
|
||||
|
||||
move |pixel: RawPixel| {
|
||||
let cfa_index = 2 * (pixel.row % 2) + (pixel.column % 2);
|
||||
((pixel.value as f64) * normalized_white_balance[cfa_index]).min(u16::MAX as f64).max(0.) as u16
|
||||
}
|
||||
}
|
||||
}
|
||||
11
libraries/rawkit/src/preprocessing/subtract_black.rs
Normal file
11
libraries/rawkit/src/preprocessing/subtract_black.rs
Normal file
@@ -0,0 +1,11 @@
|
||||
use crate::RawPixel;
|
||||
use crate::{RawImage, SubtractBlack};
|
||||
|
||||
impl RawImage {
|
||||
pub fn subtract_black_fn(&self) -> impl Fn(RawPixel) -> u16 {
|
||||
match self.black {
|
||||
SubtractBlack::CfaGrid(black_levels) => move |pixel: RawPixel| pixel.value.saturating_sub(black_levels[2 * (pixel.row % 2) + (pixel.column % 2)]),
|
||||
_ => todo!(),
|
||||
}
|
||||
}
|
||||
}
|
||||
83
libraries/rawkit/src/processing.rs
Normal file
83
libraries/rawkit/src/processing.rs
Normal file
@@ -0,0 +1,83 @@
|
||||
use crate::CHANNELS_IN_RGB;
|
||||
|
||||
#[derive(Clone, Copy)]
|
||||
pub struct RawPixel {
|
||||
pub value: u16,
|
||||
pub row: usize,
|
||||
pub column: usize,
|
||||
}
|
||||
|
||||
#[derive(Clone, Copy)]
|
||||
pub struct Pixel {
|
||||
pub values: [u16; CHANNELS_IN_RGB],
|
||||
pub row: usize,
|
||||
pub column: usize,
|
||||
}
|
||||
|
||||
pub trait RawPixelTransform {
|
||||
fn apply(&mut self, pixel: RawPixel) -> u16;
|
||||
}
|
||||
|
||||
impl<T: Fn(RawPixel) -> u16> RawPixelTransform for T {
|
||||
fn apply(&mut self, pixel: RawPixel) -> u16 {
|
||||
self(pixel)
|
||||
}
|
||||
}
|
||||
|
||||
macro_rules! impl_raw_pixel_transform {
|
||||
($($idx:tt $t:tt),+) => {
|
||||
impl<$($t,)+> RawPixelTransform for ($($t,)+)
|
||||
where
|
||||
$($t: RawPixelTransform,)+
|
||||
{
|
||||
fn apply(&mut self, mut pixel: RawPixel) -> u16 {
|
||||
$(pixel.value = self.$idx.apply(pixel);)*
|
||||
|
||||
pixel.value
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
impl_raw_pixel_transform!(0 A);
|
||||
impl_raw_pixel_transform!(0 A, 1 B);
|
||||
impl_raw_pixel_transform!(0 A, 1 B, 2 C);
|
||||
impl_raw_pixel_transform!(0 A, 1 B, 2 C, 3 D);
|
||||
impl_raw_pixel_transform!(0 A, 1 B, 2 C, 3 D, 4 E);
|
||||
impl_raw_pixel_transform!(0 A, 1 B, 2 C, 3 D, 4 E, 5 F);
|
||||
impl_raw_pixel_transform!(0 A, 1 B, 2 C, 3 D, 4 E, 5 F, 6 G);
|
||||
impl_raw_pixel_transform!(0 A, 1 B, 2 C, 3 D, 4 E, 5 F, 6 G, 7 H);
|
||||
|
||||
pub trait PixelTransform {
|
||||
fn apply(&mut self, pixel: Pixel) -> [u16; CHANNELS_IN_RGB];
|
||||
}
|
||||
|
||||
impl<T: Fn(Pixel) -> [u16; CHANNELS_IN_RGB]> PixelTransform for T {
|
||||
fn apply(&mut self, pixel: Pixel) -> [u16; CHANNELS_IN_RGB] {
|
||||
self(pixel)
|
||||
}
|
||||
}
|
||||
|
||||
macro_rules! impl_pixel_transform {
|
||||
($($idx:tt $t:tt),+) => {
|
||||
impl<$($t,)+> PixelTransform for ($($t,)+)
|
||||
where
|
||||
$($t: PixelTransform,)+
|
||||
{
|
||||
fn apply(&mut self, mut pixel: Pixel) -> [u16; CHANNELS_IN_RGB] {
|
||||
$(pixel.values = self.$idx.apply(pixel);)*
|
||||
|
||||
pixel.values
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
impl_pixel_transform!(0 A);
|
||||
impl_pixel_transform!(0 A, 1 B);
|
||||
impl_pixel_transform!(0 A, 1 B, 2 C);
|
||||
impl_pixel_transform!(0 A, 1 B, 2 C, 3 D);
|
||||
impl_pixel_transform!(0 A, 1 B, 2 C, 3 D, 4 E);
|
||||
impl_pixel_transform!(0 A, 1 B, 2 C, 3 D, 4 E, 5 F);
|
||||
impl_pixel_transform!(0 A, 1 B, 2 C, 3 D, 4 E, 5 F, 6 G);
|
||||
impl_pixel_transform!(0 A, 1 B, 2 C, 3 D, 4 E, 5 F, 6 G, 7 H);
|
||||
152
libraries/rawkit/src/tiff/file.rs
Normal file
152
libraries/rawkit/src/tiff/file.rs
Normal file
@@ -0,0 +1,152 @@
|
||||
use std::io::{Error, ErrorKind, Read, Result, Seek, SeekFrom};
|
||||
|
||||
#[derive(Clone, Copy, PartialEq, Eq, Debug)]
|
||||
pub enum Endian {
|
||||
Little,
|
||||
Big,
|
||||
}
|
||||
|
||||
pub struct TiffRead<R: Read + Seek> {
|
||||
reader: R,
|
||||
endian: Endian,
|
||||
}
|
||||
|
||||
impl<R: Read + Seek> TiffRead<R> {
|
||||
pub fn new(mut reader: R) -> Result<Self> {
|
||||
let error = Error::new(ErrorKind::InvalidData, "Invalid Tiff format");
|
||||
|
||||
let mut data = [0_u8; 2];
|
||||
reader.read_exact(&mut data)?;
|
||||
let endian = if data[0] == 0x49 && data[1] == 0x49 {
|
||||
Endian::Little
|
||||
} else if data[0] == 0x4d && data[1] == 0x4d {
|
||||
Endian::Big
|
||||
} else {
|
||||
return Err(error);
|
||||
};
|
||||
|
||||
reader.read_exact(&mut data)?;
|
||||
let magic_number = match endian {
|
||||
Endian::Little => u16::from_le_bytes(data),
|
||||
Endian::Big => u16::from_be_bytes(data),
|
||||
};
|
||||
if magic_number != 42 {
|
||||
return Err(error);
|
||||
}
|
||||
|
||||
Ok(Self { reader, endian })
|
||||
}
|
||||
|
||||
pub fn endian(&self) -> Endian {
|
||||
self.endian
|
||||
}
|
||||
}
|
||||
|
||||
impl<R: Read + Seek> Read for TiffRead<R> {
|
||||
fn read(&mut self, buf: &mut [u8]) -> Result<usize> {
|
||||
self.reader.read(buf)
|
||||
}
|
||||
}
|
||||
|
||||
impl<R: Read + Seek> Seek for TiffRead<R> {
|
||||
fn seek(&mut self, pos: SeekFrom) -> Result<u64> {
|
||||
self.reader.seek(pos)
|
||||
}
|
||||
}
|
||||
|
||||
impl<R: Read + Seek> TiffRead<R> {
|
||||
pub fn seek_from_start(&mut self, offset: u32) -> Result<u64> {
|
||||
self.reader.seek(SeekFrom::Start(offset.into()))
|
||||
}
|
||||
|
||||
pub fn read_ascii(&mut self) -> Result<char> {
|
||||
let data = self.read_n::<1>()?;
|
||||
Ok(data[0] as char)
|
||||
}
|
||||
|
||||
pub fn read_n<const N: usize>(&mut self) -> Result<[u8; N]> {
|
||||
let mut data = [0_u8; N];
|
||||
self.read_exact(&mut data)?;
|
||||
Ok(data)
|
||||
}
|
||||
|
||||
pub fn read_u8(&mut self) -> Result<u8> {
|
||||
let data = self.read_n()?;
|
||||
match self.endian {
|
||||
Endian::Little => Ok(u8::from_le_bytes(data)),
|
||||
Endian::Big => Ok(u8::from_be_bytes(data)),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn read_u16(&mut self) -> Result<u16> {
|
||||
let data = self.read_n()?;
|
||||
match self.endian {
|
||||
Endian::Little => Ok(u16::from_le_bytes(data)),
|
||||
Endian::Big => Ok(u16::from_be_bytes(data)),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn read_u32(&mut self) -> Result<u32> {
|
||||
let data = self.read_n()?;
|
||||
match self.endian {
|
||||
Endian::Little => Ok(u32::from_le_bytes(data)),
|
||||
Endian::Big => Ok(u32::from_be_bytes(data)),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn read_u64(&mut self) -> Result<u64> {
|
||||
let data = self.read_n()?;
|
||||
match self.endian {
|
||||
Endian::Little => Ok(u64::from_le_bytes(data)),
|
||||
Endian::Big => Ok(u64::from_be_bytes(data)),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn read_i8(&mut self) -> Result<i8> {
|
||||
let data = self.read_n()?;
|
||||
match self.endian {
|
||||
Endian::Little => Ok(i8::from_le_bytes(data)),
|
||||
Endian::Big => Ok(i8::from_be_bytes(data)),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn read_i16(&mut self) -> Result<i16> {
|
||||
let data = self.read_n()?;
|
||||
match self.endian {
|
||||
Endian::Little => Ok(i16::from_le_bytes(data)),
|
||||
Endian::Big => Ok(i16::from_be_bytes(data)),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn read_i32(&mut self) -> Result<i32> {
|
||||
let data = self.read_n()?;
|
||||
match self.endian {
|
||||
Endian::Little => Ok(i32::from_le_bytes(data)),
|
||||
Endian::Big => Ok(i32::from_be_bytes(data)),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn read_i64(&mut self) -> Result<i64> {
|
||||
let data = self.read_n()?;
|
||||
match self.endian {
|
||||
Endian::Little => Ok(i64::from_le_bytes(data)),
|
||||
Endian::Big => Ok(i64::from_be_bytes(data)),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn read_f32(&mut self) -> Result<f32> {
|
||||
let data = self.read_n()?;
|
||||
match self.endian {
|
||||
Endian::Little => Ok(f32::from_le_bytes(data)),
|
||||
Endian::Big => Ok(f32::from_be_bytes(data)),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn read_f64(&mut self) -> Result<f64> {
|
||||
let data = self.read_n()?;
|
||||
match self.endian {
|
||||
Endian::Little => Ok(f64::from_le_bytes(data)),
|
||||
Endian::Big => Ok(f64::from_be_bytes(data)),
|
||||
}
|
||||
}
|
||||
}
|
||||
172
libraries/rawkit/src/tiff/mod.rs
Normal file
172
libraries/rawkit/src/tiff/mod.rs
Normal file
@@ -0,0 +1,172 @@
|
||||
pub mod file;
|
||||
pub mod tags;
|
||||
mod types;
|
||||
pub mod values;
|
||||
|
||||
use file::TiffRead;
|
||||
use tags::Tag;
|
||||
|
||||
use num_enum::{FromPrimitive, IntoPrimitive};
|
||||
use std::fmt::Display;
|
||||
use std::io::{Read, Seek};
|
||||
use thiserror::Error;
|
||||
|
||||
#[derive(Copy, Clone, Debug, PartialEq, Eq, FromPrimitive, IntoPrimitive)]
|
||||
#[repr(u16)]
|
||||
pub enum TagId {
|
||||
ImageWidth = 0x100,
|
||||
ImageLength = 0x101,
|
||||
BitsPerSample = 0x102,
|
||||
Compression = 0x103,
|
||||
PhotometricInterpretation = 0x104,
|
||||
Make = 0x10f,
|
||||
Model = 0x110,
|
||||
StripOffsets = 0x111,
|
||||
Orientation = 0x112,
|
||||
SamplesPerPixel = 0x115,
|
||||
RowsPerStrip = 0x116,
|
||||
StripByteCounts = 0x117,
|
||||
SubIfd = 0x14a,
|
||||
JpegOffset = 0x201,
|
||||
JpegLength = 0x202,
|
||||
SonyToneCurve = 0x7010,
|
||||
BlackLevel = 0x7310,
|
||||
WhiteBalanceRggbLevels = 0x7313,
|
||||
CfaPatternDim = 0x828d,
|
||||
CfaPattern = 0x828e,
|
||||
ColorMatrix1 = 0xc621,
|
||||
ColorMatrix2 = 0xc622,
|
||||
|
||||
#[num_enum(catch_all)]
|
||||
Unknown(u16),
|
||||
}
|
||||
|
||||
#[repr(u16)]
|
||||
#[derive(Copy, Clone, Debug, PartialEq, Eq, FromPrimitive, IntoPrimitive)]
|
||||
pub enum IfdTagType {
|
||||
Byte = 1,
|
||||
Ascii = 2,
|
||||
Short = 3,
|
||||
Long = 4,
|
||||
Rational = 5,
|
||||
SByte = 6,
|
||||
Undefined = 7,
|
||||
SShort = 8,
|
||||
SLong = 9,
|
||||
SRational = 10,
|
||||
Float = 11,
|
||||
Double = 12,
|
||||
|
||||
#[num_enum(catch_all)]
|
||||
Unknown(u16),
|
||||
}
|
||||
|
||||
#[derive(Copy, Clone, Debug)]
|
||||
pub struct IfdEntry {
|
||||
tag: TagId,
|
||||
the_type: IfdTagType,
|
||||
count: u32,
|
||||
value: u32,
|
||||
}
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
pub struct Ifd {
|
||||
current_ifd_offset: u32,
|
||||
ifd_entries: Vec<IfdEntry>,
|
||||
next_ifd_offset: Option<u32>,
|
||||
}
|
||||
|
||||
impl Ifd {
|
||||
pub fn new_first_ifd<R: Read + Seek>(file: &mut TiffRead<R>) -> Result<Self, TiffError> {
|
||||
file.seek_from_start(4)?;
|
||||
let current_ifd_offset = file.read_u32()?;
|
||||
Ifd::new_from_offset(file, current_ifd_offset)
|
||||
}
|
||||
|
||||
pub fn new_from_offset<R: Read + Seek>(file: &mut TiffRead<R>, offset: u32) -> Result<Self, TiffError> {
|
||||
if offset == 0 {
|
||||
return Err(TiffError::InvalidOffset);
|
||||
}
|
||||
|
||||
file.seek_from_start(offset)?;
|
||||
let num = file.read_u16()?;
|
||||
|
||||
let mut ifd_entries = Vec::with_capacity(num.into());
|
||||
for _ in 0..num {
|
||||
let tag = file.read_u16()?.into();
|
||||
let the_type = file.read_u16()?.into();
|
||||
let count = file.read_u32()?;
|
||||
let value = file.read_u32()?;
|
||||
|
||||
ifd_entries.push(IfdEntry { tag, the_type, count, value });
|
||||
}
|
||||
|
||||
let next_ifd_offset = file.read_u32()?;
|
||||
let next_ifd_offset = if next_ifd_offset == 0 { None } else { Some(next_ifd_offset) };
|
||||
|
||||
Ok(Ifd {
|
||||
current_ifd_offset: offset,
|
||||
ifd_entries,
|
||||
next_ifd_offset,
|
||||
})
|
||||
}
|
||||
|
||||
fn _next_ifd<R: Read + Seek>(&self, file: &mut TiffRead<R>) -> Result<Self, TiffError> {
|
||||
Ifd::new_from_offset(file, self.next_ifd_offset.unwrap_or(0))
|
||||
}
|
||||
|
||||
pub fn ifd_entries(&self) -> &[IfdEntry] {
|
||||
&self.ifd_entries
|
||||
}
|
||||
|
||||
pub fn iter(&self) -> impl Iterator<Item = &IfdEntry> {
|
||||
self.ifd_entries.iter()
|
||||
}
|
||||
|
||||
pub fn get_value<T: Tag, R: Read + Seek>(&self, file: &mut TiffRead<R>) -> Result<T::Output, TiffError> {
|
||||
T::get(self, file)
|
||||
}
|
||||
}
|
||||
|
||||
impl Display for Ifd {
|
||||
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
|
||||
f.write_str("IFD offset: ")?;
|
||||
self.current_ifd_offset.fmt(f)?;
|
||||
f.write_str("\n")?;
|
||||
|
||||
for ifd_entry in self.ifd_entries() {
|
||||
f.write_fmt(format_args!(
|
||||
"|- Tag: {:x?}, Type: {:?}, Count: {}, Value: {:x}\n",
|
||||
ifd_entry.tag, ifd_entry.the_type, ifd_entry.count, ifd_entry.value
|
||||
))?;
|
||||
}
|
||||
|
||||
f.write_str("Next IFD offset: ")?;
|
||||
if let Some(offset) = self.next_ifd_offset {
|
||||
offset.fmt(f)?;
|
||||
} else {
|
||||
f.write_str("None")?;
|
||||
}
|
||||
f.write_str("\n")?;
|
||||
|
||||
Ok(())
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Error, Debug)]
|
||||
pub enum TiffError {
|
||||
#[error("The value was invalid")]
|
||||
InvalidValue,
|
||||
#[error("The type was invalid")]
|
||||
InvalidType,
|
||||
#[error("The count was invalid")]
|
||||
InvalidCount,
|
||||
#[error("The tag was missing")]
|
||||
MissingTag,
|
||||
#[error("The offset was invalid or zero")]
|
||||
InvalidOffset,
|
||||
#[error("An error occurred when converting integer from one type to another")]
|
||||
ConversionError(#[from] std::num::TryFromIntError),
|
||||
#[error("An IO Error ocurred")]
|
||||
IoError(#[from] std::io::Error),
|
||||
}
|
||||
228
libraries/rawkit/src/tiff/tags.rs
Normal file
228
libraries/rawkit/src/tiff/tags.rs
Normal file
@@ -0,0 +1,228 @@
|
||||
use super::types::{Array, ConstArray, TagType, TypeByte, TypeIfd, TypeLong, TypeNumber, TypeOrientation, TypeSRational, TypeSShort, TypeShort, TypeSonyToneCurve, TypeString};
|
||||
use super::{Ifd, TagId, TiffError, TiffRead};
|
||||
|
||||
use std::io::{Read, Seek};
|
||||
|
||||
pub trait SimpleTag {
|
||||
type Type: TagType;
|
||||
|
||||
const ID: TagId;
|
||||
const NAME: &'static str;
|
||||
}
|
||||
|
||||
pub struct ImageWidth;
|
||||
pub struct ImageLength;
|
||||
pub struct BitsPerSample;
|
||||
pub struct Compression;
|
||||
pub struct PhotometricInterpretation;
|
||||
pub struct Make;
|
||||
pub struct Model;
|
||||
pub struct StripOffsets;
|
||||
pub struct Orientation;
|
||||
pub struct SamplesPerPixel;
|
||||
pub struct RowsPerStrip;
|
||||
pub struct StripByteCounts;
|
||||
pub struct SubIfd;
|
||||
pub struct JpegOffset;
|
||||
pub struct JpegLength;
|
||||
pub struct SonyDataOffset;
|
||||
pub struct SonyToneCurve;
|
||||
pub struct BlackLevel;
|
||||
pub struct WhiteBalanceRggbLevels;
|
||||
pub struct CfaPatternDim;
|
||||
pub struct CfaPattern;
|
||||
pub struct ColorMatrix1;
|
||||
pub struct ColorMatrix2;
|
||||
|
||||
impl SimpleTag for ImageWidth {
|
||||
type Type = TypeNumber;
|
||||
|
||||
const ID: TagId = TagId::ImageWidth;
|
||||
const NAME: &'static str = "Image Width";
|
||||
}
|
||||
|
||||
impl SimpleTag for ImageLength {
|
||||
type Type = TypeNumber;
|
||||
|
||||
const ID: TagId = TagId::ImageLength;
|
||||
const NAME: &'static str = "Image Length";
|
||||
}
|
||||
|
||||
impl SimpleTag for BitsPerSample {
|
||||
type Type = TypeShort;
|
||||
|
||||
const ID: TagId = TagId::BitsPerSample;
|
||||
const NAME: &'static str = "Bits per Sample";
|
||||
}
|
||||
|
||||
impl SimpleTag for Compression {
|
||||
type Type = TypeShort;
|
||||
|
||||
const ID: TagId = TagId::Compression;
|
||||
const NAME: &'static str = "Compression";
|
||||
}
|
||||
|
||||
impl SimpleTag for PhotometricInterpretation {
|
||||
type Type = TypeShort;
|
||||
|
||||
const ID: TagId = TagId::PhotometricInterpretation;
|
||||
const NAME: &'static str = "Photometric Interpretation";
|
||||
}
|
||||
|
||||
impl SimpleTag for Make {
|
||||
type Type = TypeString;
|
||||
|
||||
const ID: TagId = TagId::Make;
|
||||
const NAME: &'static str = "Make";
|
||||
}
|
||||
|
||||
impl SimpleTag for Model {
|
||||
type Type = TypeString;
|
||||
|
||||
const ID: TagId = TagId::Model;
|
||||
const NAME: &'static str = "Model";
|
||||
}
|
||||
|
||||
impl SimpleTag for StripOffsets {
|
||||
type Type = Array<TypeNumber>;
|
||||
|
||||
const ID: TagId = TagId::StripOffsets;
|
||||
const NAME: &'static str = "Strip Offsets";
|
||||
}
|
||||
|
||||
impl SimpleTag for Orientation {
|
||||
type Type = TypeOrientation;
|
||||
|
||||
const ID: TagId = TagId::Orientation;
|
||||
const NAME: &'static str = "Orientation";
|
||||
}
|
||||
|
||||
impl SimpleTag for SamplesPerPixel {
|
||||
type Type = TypeShort;
|
||||
|
||||
const ID: TagId = TagId::SamplesPerPixel;
|
||||
const NAME: &'static str = "Samples per Pixel";
|
||||
}
|
||||
|
||||
impl SimpleTag for RowsPerStrip {
|
||||
type Type = TypeNumber;
|
||||
|
||||
const ID: TagId = TagId::RowsPerStrip;
|
||||
const NAME: &'static str = "Rows per Strip";
|
||||
}
|
||||
|
||||
impl SimpleTag for StripByteCounts {
|
||||
type Type = Array<TypeNumber>;
|
||||
|
||||
const ID: TagId = TagId::StripByteCounts;
|
||||
const NAME: &'static str = "Strip Byte Counts";
|
||||
}
|
||||
|
||||
impl SimpleTag for SubIfd {
|
||||
type Type = TypeIfd;
|
||||
|
||||
const ID: TagId = TagId::SubIfd;
|
||||
const NAME: &'static str = "SubIFD";
|
||||
}
|
||||
|
||||
impl SimpleTag for JpegOffset {
|
||||
type Type = TypeLong;
|
||||
|
||||
const ID: TagId = TagId::JpegOffset;
|
||||
const NAME: &'static str = "Jpeg Offset";
|
||||
}
|
||||
|
||||
impl SimpleTag for JpegLength {
|
||||
type Type = TypeLong;
|
||||
|
||||
const ID: TagId = TagId::JpegLength;
|
||||
const NAME: &'static str = "Jpeg Length";
|
||||
}
|
||||
|
||||
impl SimpleTag for CfaPatternDim {
|
||||
type Type = ConstArray<TypeShort, 2>;
|
||||
|
||||
const ID: TagId = TagId::CfaPatternDim;
|
||||
const NAME: &'static str = "CFA Pattern Dimension";
|
||||
}
|
||||
|
||||
impl SimpleTag for CfaPattern {
|
||||
type Type = Array<TypeByte>;
|
||||
|
||||
const ID: TagId = TagId::CfaPattern;
|
||||
const NAME: &'static str = "CFA Pattern";
|
||||
}
|
||||
|
||||
impl SimpleTag for ColorMatrix1 {
|
||||
type Type = Array<TypeSRational>;
|
||||
|
||||
const ID: TagId = TagId::ColorMatrix1;
|
||||
const NAME: &'static str = "Color Matrix 1";
|
||||
}
|
||||
|
||||
impl SimpleTag for ColorMatrix2 {
|
||||
type Type = Array<TypeSRational>;
|
||||
|
||||
const ID: TagId = TagId::ColorMatrix2;
|
||||
const NAME: &'static str = "Color Matrix 2";
|
||||
}
|
||||
|
||||
impl SimpleTag for SonyDataOffset {
|
||||
type Type = TypeLong;
|
||||
|
||||
const ID: TagId = TagId::SubIfd;
|
||||
const NAME: &'static str = "Sony Data Offset";
|
||||
}
|
||||
|
||||
impl SimpleTag for SonyToneCurve {
|
||||
type Type = TypeSonyToneCurve;
|
||||
|
||||
const ID: TagId = TagId::SonyToneCurve;
|
||||
const NAME: &'static str = "Sony Tone Curve";
|
||||
}
|
||||
|
||||
impl SimpleTag for BlackLevel {
|
||||
type Type = ConstArray<TypeShort, 4>;
|
||||
|
||||
const ID: TagId = TagId::BlackLevel;
|
||||
const NAME: &'static str = "Black Level";
|
||||
}
|
||||
|
||||
impl SimpleTag for WhiteBalanceRggbLevels {
|
||||
type Type = ConstArray<TypeSShort, 4>;
|
||||
|
||||
const ID: TagId = TagId::WhiteBalanceRggbLevels;
|
||||
const NAME: &'static str = "White Balance Levels (RGGB)";
|
||||
}
|
||||
|
||||
pub trait Tag {
|
||||
type Output;
|
||||
|
||||
fn get<R: Read + Seek>(ifd: &Ifd, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError>;
|
||||
}
|
||||
|
||||
impl<T: SimpleTag> Tag for T {
|
||||
type Output = <T::Type as TagType>::Output;
|
||||
|
||||
fn get<R: Read + Seek>(ifd: &Ifd, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
let tag_id = T::ID;
|
||||
let index: u32 = ifd.iter().position(|x| x.tag == tag_id).ok_or(TiffError::MissingTag)?.try_into()?;
|
||||
|
||||
file.seek_from_start(ifd.current_ifd_offset + 2 + 12 * index + 2)?;
|
||||
T::Type::read(file)
|
||||
}
|
||||
}
|
||||
|
||||
impl<T: Tag> Tag for Option<T> {
|
||||
type Output = Option<T::Output>;
|
||||
|
||||
fn get<R: Read + Seek>(ifd: &Ifd, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
let result = T::get(ifd, file);
|
||||
|
||||
match result {
|
||||
Err(TiffError::MissingTag) => Ok(None),
|
||||
Ok(x) => Ok(Some(x)),
|
||||
Err(x) => Err(x),
|
||||
}
|
||||
}
|
||||
}
|
||||
399
libraries/rawkit/src/tiff/types.rs
Normal file
399
libraries/rawkit/src/tiff/types.rs
Normal file
@@ -0,0 +1,399 @@
|
||||
use std::io::{Read, Seek};
|
||||
|
||||
use super::file::TiffRead;
|
||||
use super::values::{CurveLookupTable, Rational, Transform};
|
||||
use super::{Ifd, IfdTagType, TiffError};
|
||||
|
||||
pub struct TypeAscii;
|
||||
pub struct TypeByte;
|
||||
pub struct TypeShort;
|
||||
pub struct TypeLong;
|
||||
pub struct TypeRational;
|
||||
pub struct TypeSByte;
|
||||
pub struct TypeSShort;
|
||||
pub struct TypeSLong;
|
||||
pub struct TypeSRational;
|
||||
pub struct TypeFloat;
|
||||
pub struct TypeDouble;
|
||||
pub struct TypeUndefined;
|
||||
|
||||
pub struct TypeNumber;
|
||||
pub struct TypeSNumber;
|
||||
pub struct TypeIfd;
|
||||
|
||||
pub trait PrimitiveType {
|
||||
type Output;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32>;
|
||||
|
||||
fn read_primitive<R: Read + Seek>(the_type: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError>;
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeAscii {
|
||||
type Output = char;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::Ascii => Some(1),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(_: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
let value = file.read_ascii()?;
|
||||
if value.is_ascii() {
|
||||
Ok(value)
|
||||
} else {
|
||||
Err(TiffError::InvalidValue)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeByte {
|
||||
type Output = u8;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::Byte => Some(1),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(_: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
Ok(file.read_u8()?)
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeShort {
|
||||
type Output = u16;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::Short => Some(2),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(_: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
Ok(file.read_u16()?)
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeLong {
|
||||
type Output = u32;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::Long => Some(4),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(_: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
Ok(file.read_u32()?)
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeRational {
|
||||
type Output = Rational<u32>;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::Rational => Some(8),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(the_type: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
let numerator = TypeLong::read_primitive(the_type, file)?;
|
||||
let denominator = TypeLong::read_primitive(the_type, file)?;
|
||||
|
||||
Ok(Rational { numerator, denominator })
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeSByte {
|
||||
type Output = i8;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::SByte => Some(1),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(_: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
Ok(file.read_i8()?)
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeSShort {
|
||||
type Output = i16;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::SShort => Some(2),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(_: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
Ok(file.read_i16()?)
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeSLong {
|
||||
type Output = i32;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::SLong => Some(4),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(_: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
Ok(file.read_i32()?)
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeSRational {
|
||||
type Output = Rational<i32>;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::SRational => Some(8),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(the_type: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
let numerator = TypeSLong::read_primitive(the_type, file)?;
|
||||
let denominator = TypeSLong::read_primitive(the_type, file)?;
|
||||
|
||||
Ok(Rational { numerator, denominator })
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeFloat {
|
||||
type Output = f32;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::Float => Some(4),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(_: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
Ok(file.read_f32()?)
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeDouble {
|
||||
type Output = f64;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::Double => Some(8),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(_: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
Ok(file.read_f64()?)
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeUndefined {
|
||||
type Output = ();
|
||||
|
||||
fn get_size(_: IfdTagType) -> Option<u32> {
|
||||
todo!()
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(_: IfdTagType, _: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
todo!()
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeNumber {
|
||||
type Output = u32;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::Byte => TypeByte::get_size(the_type),
|
||||
IfdTagType::Short => TypeShort::get_size(the_type),
|
||||
IfdTagType::Long => TypeLong::get_size(the_type),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(the_type: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
Ok(match the_type {
|
||||
IfdTagType::Byte => TypeByte::read_primitive(the_type, file)?.into(),
|
||||
IfdTagType::Short => TypeShort::read_primitive(the_type, file)?.into(),
|
||||
IfdTagType::Long => TypeLong::read_primitive(the_type, file)?,
|
||||
_ => unreachable!(),
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeSNumber {
|
||||
type Output = i32;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
match the_type {
|
||||
IfdTagType::SByte => TypeSByte::get_size(the_type),
|
||||
IfdTagType::SShort => TypeSShort::get_size(the_type),
|
||||
IfdTagType::SLong => TypeSLong::get_size(the_type),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(the_type: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
Ok(match the_type {
|
||||
IfdTagType::SByte => TypeSByte::read_primitive(the_type, file)?.into(),
|
||||
IfdTagType::SShort => TypeSShort::read_primitive(the_type, file)?.into(),
|
||||
IfdTagType::SLong => TypeSLong::read_primitive(the_type, file)?,
|
||||
_ => unreachable!(),
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
impl PrimitiveType for TypeIfd {
|
||||
type Output = Ifd;
|
||||
|
||||
fn get_size(the_type: IfdTagType) -> Option<u32> {
|
||||
TypeLong::get_size(the_type)
|
||||
}
|
||||
|
||||
fn read_primitive<R: Read + Seek>(the_type: IfdTagType, file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
let offset = TypeLong::read_primitive(the_type, file)?;
|
||||
Ifd::new_from_offset(file, offset)
|
||||
}
|
||||
}
|
||||
|
||||
pub trait TagType {
|
||||
type Output;
|
||||
|
||||
fn read<R: Read + Seek>(file: &mut TiffRead<R>) -> Result<Self::Output, TiffError>;
|
||||
}
|
||||
|
||||
impl<T: PrimitiveType> TagType for T {
|
||||
type Output = T::Output;
|
||||
|
||||
fn read<R: Read + Seek>(file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
let the_type = IfdTagType::from(file.read_u16()?);
|
||||
let count = file.read_u32()?;
|
||||
|
||||
if count != 1 {
|
||||
return Err(TiffError::InvalidCount);
|
||||
}
|
||||
|
||||
let size = T::get_size(the_type).ok_or(TiffError::InvalidType)?;
|
||||
if count * size > 4 {
|
||||
let offset = file.read_u32()?;
|
||||
file.seek_from_start(offset)?;
|
||||
}
|
||||
|
||||
T::read_primitive(the_type, file)
|
||||
}
|
||||
}
|
||||
|
||||
pub struct Array<T: PrimitiveType> {
|
||||
primitive_type: std::marker::PhantomData<T>,
|
||||
}
|
||||
|
||||
pub struct ConstArray<T: PrimitiveType, const N: usize> {
|
||||
primitive_type: std::marker::PhantomData<T>,
|
||||
}
|
||||
|
||||
impl<T: PrimitiveType> TagType for Array<T> {
|
||||
type Output = Vec<T::Output>;
|
||||
|
||||
fn read<R: Read + Seek>(file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
let the_type = IfdTagType::from(file.read_u16()?);
|
||||
let count = file.read_u32()?;
|
||||
|
||||
let size = T::get_size(the_type).ok_or(TiffError::InvalidType)?;
|
||||
if count * size > 4 {
|
||||
let offset = file.read_u32()?;
|
||||
file.seek_from_start(offset)?;
|
||||
}
|
||||
|
||||
let mut ans = Vec::with_capacity(count.try_into()?);
|
||||
for _ in 0..count {
|
||||
ans.push(T::read_primitive(the_type, file)?);
|
||||
}
|
||||
Ok(ans)
|
||||
}
|
||||
}
|
||||
|
||||
impl<T: PrimitiveType, const N: usize> TagType for ConstArray<T, N> {
|
||||
type Output = [T::Output; N];
|
||||
|
||||
fn read<R: Read + Seek>(file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
let the_type = IfdTagType::from(file.read_u16()?);
|
||||
let count = file.read_u32()?;
|
||||
|
||||
if count != N.try_into()? {
|
||||
return Err(TiffError::InvalidCount);
|
||||
}
|
||||
|
||||
let size = T::get_size(the_type).ok_or(TiffError::InvalidType)?;
|
||||
if count * size > 4 {
|
||||
let offset = file.read_u32()?;
|
||||
file.seek_from_start(offset)?;
|
||||
}
|
||||
|
||||
let mut ans = Vec::with_capacity(count.try_into()?);
|
||||
for _ in 0..count {
|
||||
ans.push(T::read_primitive(the_type, file)?);
|
||||
}
|
||||
ans.try_into().map_err(|_| TiffError::InvalidCount)
|
||||
}
|
||||
}
|
||||
|
||||
pub struct TypeString;
|
||||
pub struct TypeSonyToneCurve;
|
||||
pub struct TypeOrientation;
|
||||
|
||||
impl TagType for TypeString {
|
||||
type Output = String;
|
||||
|
||||
fn read<R: Read + Seek>(file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
let string = Array::<TypeAscii>::read(file)?;
|
||||
|
||||
// Skip the NUL character at the end
|
||||
let len = string.len();
|
||||
Ok(string.into_iter().take(len - 1).collect())
|
||||
}
|
||||
}
|
||||
|
||||
impl TagType for TypeSonyToneCurve {
|
||||
type Output = CurveLookupTable;
|
||||
|
||||
fn read<R: Read + Seek>(file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
let values = ConstArray::<TypeShort, 4>::read(file)?;
|
||||
Ok(CurveLookupTable::from_sony_tone_table(values))
|
||||
}
|
||||
}
|
||||
|
||||
impl TagType for TypeOrientation {
|
||||
type Output = Transform;
|
||||
|
||||
fn read<R: Read + Seek>(file: &mut TiffRead<R>) -> Result<Self::Output, TiffError> {
|
||||
Ok(match TypeShort::read(file)? {
|
||||
1 => Transform::Horizontal,
|
||||
2 => Transform::MirrorHorizontal,
|
||||
3 => Transform::Rotate180,
|
||||
4 => Transform::MirrorVertical,
|
||||
5 => Transform::MirrorHorizontalRotate270,
|
||||
6 => Transform::Rotate90,
|
||||
7 => Transform::MirrorHorizontalRotate90,
|
||||
8 => Transform::Rotate270,
|
||||
_ => return Err(TiffError::InvalidValue),
|
||||
})
|
||||
}
|
||||
}
|
||||
79
libraries/rawkit/src/tiff/values.rs
Normal file
79
libraries/rawkit/src/tiff/values.rs
Normal file
@@ -0,0 +1,79 @@
|
||||
pub trait ToFloat {
|
||||
fn to_float(&self) -> f64;
|
||||
}
|
||||
|
||||
impl ToFloat for u32 {
|
||||
fn to_float(&self) -> f64 {
|
||||
*self as f64
|
||||
}
|
||||
}
|
||||
|
||||
impl ToFloat for i32 {
|
||||
fn to_float(&self) -> f64 {
|
||||
*self as f64
|
||||
}
|
||||
}
|
||||
|
||||
pub struct Rational<T: ToFloat> {
|
||||
pub numerator: T,
|
||||
pub denominator: T,
|
||||
}
|
||||
|
||||
impl<T: ToFloat> ToFloat for Rational<T> {
|
||||
fn to_float(&self) -> f64 {
|
||||
self.numerator.to_float() / self.denominator.to_float()
|
||||
}
|
||||
}
|
||||
|
||||
pub struct CurveLookupTable {
|
||||
table: Vec<u16>,
|
||||
}
|
||||
|
||||
impl CurveLookupTable {
|
||||
pub fn from_sony_tone_table(values: [u16; 4]) -> CurveLookupTable {
|
||||
let mut sony_curve = [0, 0, 0, 0, 0, 4095];
|
||||
for i in 0..4 {
|
||||
sony_curve[i + 1] = values[i] >> 2 & 0xfff;
|
||||
}
|
||||
|
||||
let mut table = vec![0_u16; (sony_curve[5] + 1).into()];
|
||||
for i in 0..5 {
|
||||
for j in (sony_curve[i] + 1)..=sony_curve[i + 1] {
|
||||
table[j as usize] = table[(j - 1) as usize] + (1 << i);
|
||||
}
|
||||
}
|
||||
|
||||
CurveLookupTable { table }
|
||||
}
|
||||
|
||||
pub fn get(&self, x: usize) -> u16 {
|
||||
self.table[x]
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Copy, Clone, Eq, PartialEq)]
|
||||
pub enum Transform {
|
||||
Horizontal,
|
||||
MirrorHorizontal,
|
||||
Rotate180,
|
||||
MirrorVertical,
|
||||
MirrorHorizontalRotate270,
|
||||
Rotate90,
|
||||
MirrorHorizontalRotate90,
|
||||
Rotate270,
|
||||
}
|
||||
|
||||
impl Transform {
|
||||
pub fn is_identity(&self) -> bool {
|
||||
*self == Transform::Horizontal
|
||||
}
|
||||
|
||||
pub fn will_swap_coordinates(&self) -> bool {
|
||||
use Transform as Tr;
|
||||
|
||||
match *self {
|
||||
Tr::Horizontal | Tr::MirrorHorizontal | Tr::Rotate180 | Tr::MirrorVertical => false,
|
||||
Tr::MirrorHorizontalRotate270 | Tr::Rotate90 | Tr::MirrorHorizontalRotate90 | Tr::Rotate270 => true,
|
||||
}
|
||||
}
|
||||
}
|
||||
1
libraries/rawkit/tests/images/.gitkeep
Normal file
1
libraries/rawkit/tests/images/.gitkeep
Normal file
@@ -0,0 +1 @@
|
||||
|
||||
365
libraries/rawkit/tests/tests.rs
Normal file
365
libraries/rawkit/tests/tests.rs
Normal file
@@ -0,0 +1,365 @@
|
||||
// Only compile this file if the feature "rawkit-tests" is enabled
|
||||
#![cfg(feature = "rawkit-tests")]
|
||||
|
||||
use rawkit::RawImage;
|
||||
|
||||
use image::codecs::png::{CompressionType, FilterType, PngEncoder};
|
||||
use image::{ColorType, ImageEncoder};
|
||||
use libraw::Processor;
|
||||
use rayon::prelude::*;
|
||||
use std::collections::HashMap;
|
||||
use std::fmt::Write;
|
||||
use std::fs::{create_dir, metadata, read_dir, File};
|
||||
use std::io::{BufWriter, Cursor, Read};
|
||||
use std::path::{Path, PathBuf};
|
||||
use std::sync::atomic::{AtomicUsize, Ordering};
|
||||
use std::time::Duration;
|
||||
|
||||
const TEST_FILES: [&str; 3] = ["ILCE-7M3-ARW2.3.5-blossoms.arw", "ILCE-7RM4-ARW2.3.5-kestrel.arw", "ILCE-6000-ARW2.3.1-windsock.arw"];
|
||||
const BASE_URL: &str = "https://static.graphite.rs/test-data/libraries/rawkit/";
|
||||
const BASE_PATH: &str = "./tests/images/";
|
||||
|
||||
#[test]
|
||||
fn test_images_match_with_libraw() {
|
||||
download_images();
|
||||
|
||||
let paths: Vec<_> = read_dir(BASE_PATH)
|
||||
.unwrap()
|
||||
.map(|dir_entry| dir_entry.unwrap().path())
|
||||
.filter(|path| path.is_file() && path.file_name().map(|file_name| file_name != ".gitkeep").unwrap_or(false))
|
||||
.collect();
|
||||
|
||||
let failed_tests = if std::env::var("RAWKIT_TEST_RUN_SEQUENTIALLY").is_ok() {
|
||||
let mut failed_tests = 0;
|
||||
|
||||
paths.iter().for_each(|path| {
|
||||
if !test_image(path) {
|
||||
failed_tests += 1;
|
||||
}
|
||||
});
|
||||
|
||||
failed_tests
|
||||
} else {
|
||||
let failed_tests = AtomicUsize::new(0);
|
||||
|
||||
paths.par_iter().for_each(|path| {
|
||||
if !test_image(path) {
|
||||
failed_tests.fetch_add(1, Ordering::SeqCst);
|
||||
}
|
||||
});
|
||||
|
||||
failed_tests.load(Ordering::SeqCst)
|
||||
};
|
||||
|
||||
if failed_tests != 0 {
|
||||
panic!("{} images have failed the tests", failed_tests);
|
||||
}
|
||||
}
|
||||
|
||||
fn test_image(path: &Path) -> bool {
|
||||
let mut f = File::open(path).unwrap();
|
||||
let mut content = vec![];
|
||||
f.read_to_end(&mut content).unwrap();
|
||||
|
||||
let raw_image = match test_raw_data(&content) {
|
||||
Err(err_msg) => {
|
||||
println!("{} => {}", path.display(), err_msg);
|
||||
return false;
|
||||
}
|
||||
Ok(raw_image) => raw_image,
|
||||
};
|
||||
|
||||
// TODO: The code below is kept commented because raw data to final image processing is
|
||||
// incomplete. Remove this once it is done.
|
||||
|
||||
// if let Err(err_msg) = test_final_image(&content, raw_image) {
|
||||
// failed_tests += 1;
|
||||
// return println!("{}", err_msg);
|
||||
// };
|
||||
|
||||
println!("{} => Passed", path.display());
|
||||
|
||||
// TODO: Remove this later
|
||||
let mut image = raw_image.process_8bit();
|
||||
store_image(path, "rawkit", &mut image.data, image.width, image.height);
|
||||
|
||||
let processor = Processor::new();
|
||||
let libraw_image = processor.process_8bit(&content).unwrap();
|
||||
let mut data = Vec::from_iter(libraw_image.iter().copied());
|
||||
store_image(path, "libraw_rs", &mut data[..], libraw_image.width() as usize, libraw_image.height() as usize);
|
||||
|
||||
true
|
||||
}
|
||||
|
||||
fn store_image(path: &Path, suffix: &str, data: &mut [u8], width: usize, height: usize) {
|
||||
let mut output_path = PathBuf::new();
|
||||
if let Some(parent) = path.parent() {
|
||||
output_path.push(parent);
|
||||
}
|
||||
output_path.push("output");
|
||||
|
||||
if metadata(&output_path).is_err() {
|
||||
create_dir(&output_path).unwrap();
|
||||
}
|
||||
|
||||
if let Some(filename) = path.file_stem() {
|
||||
let new_filename = format!("{}_{}.{}", filename.to_string_lossy(), suffix, "png");
|
||||
output_path.push(new_filename);
|
||||
}
|
||||
output_path.set_extension("png");
|
||||
|
||||
let file = BufWriter::new(File::create(output_path).unwrap());
|
||||
let png_encoder = PngEncoder::new_with_quality(file, CompressionType::Fast, FilterType::Adaptive);
|
||||
png_encoder.write_image(data, width as u32, height as u32, ColorType::Rgb8.into()).unwrap();
|
||||
}
|
||||
|
||||
fn download_images() {
|
||||
let mut path = Path::new(BASE_PATH).to_owned();
|
||||
let client = reqwest::blocking::Client::builder().timeout(Duration::from_secs(60 * 5)).build().unwrap();
|
||||
|
||||
for filename in TEST_FILES {
|
||||
path.push(filename);
|
||||
if !path.exists() {
|
||||
let url = BASE_URL.to_owned() + filename;
|
||||
let mut response = client.get(url).send().unwrap();
|
||||
let mut file = File::create(BASE_PATH.to_owned() + filename).unwrap();
|
||||
std::io::copy(&mut response, &mut file).unwrap();
|
||||
}
|
||||
path.pop();
|
||||
}
|
||||
}
|
||||
|
||||
fn test_raw_data(content: &[u8]) -> Result<RawImage, String> {
|
||||
let processor = libraw::Processor::new();
|
||||
let libraw_raw_image = processor.decode(content).unwrap();
|
||||
|
||||
let mut content = Cursor::new(content);
|
||||
let raw_image = RawImage::decode(&mut content).unwrap();
|
||||
|
||||
if libraw_raw_image.sizes().raw_height as usize != raw_image.height {
|
||||
return Err(format!(
|
||||
"The height of raw image is {} but the expected value was {}",
|
||||
raw_image.height,
|
||||
libraw_raw_image.sizes().raw_height
|
||||
));
|
||||
}
|
||||
|
||||
if libraw_raw_image.sizes().raw_width as usize != raw_image.width {
|
||||
return Err(format!(
|
||||
"The width of raw image is {} but the expected value was {}",
|
||||
raw_image.width,
|
||||
libraw_raw_image.sizes().raw_width
|
||||
));
|
||||
}
|
||||
|
||||
if (*libraw_raw_image).len() != raw_image.data.len() {
|
||||
return Err(format!(
|
||||
"The size of data of raw image is {} but the expected value was {}",
|
||||
raw_image.data.len(),
|
||||
(*libraw_raw_image).len()
|
||||
));
|
||||
}
|
||||
|
||||
if (*libraw_raw_image) != raw_image.data {
|
||||
let mut err_msg = String::new();
|
||||
|
||||
write!(&mut err_msg, "The raw data does not match").unwrap();
|
||||
|
||||
if std::env::var("RAWKIT_TEST_PRINT_HISTOGRAM").is_ok() {
|
||||
writeln!(err_msg).unwrap();
|
||||
|
||||
let mut histogram: HashMap<i32, usize> = HashMap::new();
|
||||
let mut non_zero_count: usize = 0;
|
||||
|
||||
(*libraw_raw_image)
|
||||
.iter()
|
||||
.zip(raw_image.data.iter())
|
||||
.map(|(&a, &b)| {
|
||||
let a: i32 = a.into();
|
||||
let b: i32 = b.into();
|
||||
a - b
|
||||
})
|
||||
.filter(|&x| x != 0)
|
||||
.for_each(|x| {
|
||||
*histogram.entry(x).or_default() += 1;
|
||||
non_zero_count += 1;
|
||||
});
|
||||
|
||||
let total_pixels = raw_image.height * raw_image.width;
|
||||
writeln!(err_msg, "{} ({:.5}%) pixels are different from expected", non_zero_count, non_zero_count as f64 / total_pixels as f64).unwrap();
|
||||
|
||||
writeln!(err_msg, "Diff Histogram:").unwrap();
|
||||
let mut items: Vec<_> = histogram.iter().map(|(&a, &b)| (a, b)).collect();
|
||||
items.sort();
|
||||
for (key, value) in items {
|
||||
writeln!(err_msg, "{:05}: {:05} ({:02.5}%)", key, value, value as f64 / total_pixels as f64).unwrap();
|
||||
}
|
||||
}
|
||||
|
||||
return Err(err_msg);
|
||||
}
|
||||
|
||||
Ok(raw_image)
|
||||
}
|
||||
|
||||
fn _test_final_image(content: &[u8], raw_image: RawImage) -> Result<(), String> {
|
||||
let processor = libraw::Processor::new();
|
||||
let libraw_image = processor.process_8bit(content).unwrap();
|
||||
|
||||
let image = raw_image.process_8bit();
|
||||
|
||||
if libraw_image.height() as usize != image.height {
|
||||
return Err(format!("The height of image is {} but the expected value was {}", image.height, libraw_image.height()));
|
||||
}
|
||||
|
||||
if libraw_image.width() as usize != image.width {
|
||||
return Err(format!("The width of image is {} but the expected value was {}", image.width, libraw_image.width()));
|
||||
}
|
||||
|
||||
if (*libraw_image).len() != image.data.len() {
|
||||
return Err(format!("The size of data of image is {} but the expected value was {}", image.data.len(), (*libraw_image).len()));
|
||||
}
|
||||
|
||||
if (*libraw_image) != image.data {
|
||||
let mut err_msg = String::new();
|
||||
|
||||
write!(&mut err_msg, "The final image does not match").unwrap();
|
||||
|
||||
if std::env::var("RAWKIT_TEST_PRINT_HISTOGRAM").is_ok() {
|
||||
writeln!(err_msg).unwrap();
|
||||
|
||||
let mut histogram_red: HashMap<i16, usize> = HashMap::new();
|
||||
let mut histogram_green: HashMap<i16, usize> = HashMap::new();
|
||||
let mut histogram_blue: HashMap<i16, usize> = HashMap::new();
|
||||
let mut non_zero_count: usize = 0;
|
||||
let mut non_zero_count_red: usize = 0;
|
||||
let mut non_zero_count_green: usize = 0;
|
||||
let mut non_zero_count_blue: usize = 0;
|
||||
|
||||
(*libraw_image)
|
||||
.chunks_exact(3)
|
||||
.zip(image.data.chunks_exact(3))
|
||||
.map(|(a, b)| {
|
||||
let a: [u8; 3] = a.try_into().unwrap();
|
||||
let b: [u8; 3] = b.try_into().unwrap();
|
||||
(a, b)
|
||||
})
|
||||
.map(|([r1, g1, b1], [r2, g2, b2])| {
|
||||
let r1: i16 = r1.into();
|
||||
let g1: i16 = g1.into();
|
||||
let b1: i16 = b1.into();
|
||||
let r2: i16 = r2.into();
|
||||
let g2: i16 = g2.into();
|
||||
let b2: i16 = b2.into();
|
||||
[r1 - r2, g1 - g2, b1 - b2]
|
||||
})
|
||||
.filter(|&[r, g, b]| r != 0 || g != 0 || b != 0)
|
||||
.for_each(|[r, g, b]| {
|
||||
non_zero_count += 1;
|
||||
if r != 0 {
|
||||
*histogram_red.entry(r).or_default() += 1;
|
||||
non_zero_count_red += 1;
|
||||
}
|
||||
if g != 0 {
|
||||
*histogram_green.entry(g).or_default() += 1;
|
||||
non_zero_count_green += 1;
|
||||
}
|
||||
if b != 0 {
|
||||
*histogram_blue.entry(b).or_default() += 1;
|
||||
non_zero_count_blue += 1;
|
||||
}
|
||||
});
|
||||
|
||||
let total_pixels = image.height * image.width;
|
||||
writeln!(err_msg, "{} ({:.5}%) pixels are different from expected", non_zero_count, non_zero_count as f64 / total_pixels as f64,).unwrap();
|
||||
|
||||
writeln!(
|
||||
err_msg,
|
||||
"{} ({:.5}%) red pixels are different from expected",
|
||||
non_zero_count_red,
|
||||
non_zero_count_red as f64 / total_pixels as f64,
|
||||
)
|
||||
.unwrap();
|
||||
|
||||
writeln!(
|
||||
err_msg,
|
||||
"{} ({:.5}%) green pixels are different from expected",
|
||||
non_zero_count_green,
|
||||
non_zero_count_green as f64 / total_pixels as f64,
|
||||
)
|
||||
.unwrap();
|
||||
|
||||
writeln!(
|
||||
err_msg,
|
||||
"{} ({:.5}%) blue pixels are different from expected",
|
||||
non_zero_count_blue,
|
||||
non_zero_count_blue as f64 / total_pixels as f64,
|
||||
)
|
||||
.unwrap();
|
||||
|
||||
writeln!(err_msg, "Diff Histogram for Red pixels:").unwrap();
|
||||
let mut items: Vec<_> = histogram_red.iter().map(|(&a, &b)| (a, b)).collect();
|
||||
items.sort();
|
||||
for (key, value) in items {
|
||||
writeln!(err_msg, "{:05}: {:05} ({:02.5}%)", key, value, value as f64 / total_pixels as f64).unwrap();
|
||||
}
|
||||
|
||||
writeln!(err_msg, "Diff Histogram for Green pixels:").unwrap();
|
||||
let mut items: Vec<_> = histogram_green.iter().map(|(&a, &b)| (a, b)).collect();
|
||||
items.sort();
|
||||
for (key, value) in items {
|
||||
writeln!(err_msg, "{:05}: {:05} ({:02.5}%)", key, value, value as f64 / total_pixels as f64).unwrap();
|
||||
}
|
||||
|
||||
writeln!(err_msg, "Diff Histogram for Blue pixels:").unwrap();
|
||||
let mut items: Vec<_> = histogram_blue.iter().map(|(&a, &b)| (a, b)).collect();
|
||||
items.sort();
|
||||
for (key, value) in items {
|
||||
writeln!(err_msg, "{:05}: {:05} ({:02.5}%)", key, value, value as f64 / total_pixels as f64).unwrap();
|
||||
}
|
||||
}
|
||||
|
||||
return Err(err_msg);
|
||||
}
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
#[ignore]
|
||||
#[test]
|
||||
fn extract_data_from_dng_images() {
|
||||
read_dir(BASE_PATH)
|
||||
.unwrap()
|
||||
.map(|dir_entry| dir_entry.unwrap().path())
|
||||
.filter(|path| path.is_file() && path.file_name().map(|file_name| file_name != ".gitkeep").unwrap_or(false))
|
||||
.for_each(|path| {
|
||||
extract_data_from_dng_image(&path);
|
||||
});
|
||||
}
|
||||
|
||||
fn extract_data_from_dng_image(path: &Path) {
|
||||
use rawkit::tiff::file::TiffRead;
|
||||
use rawkit::tiff::tags::{ColorMatrix2, Make, Model};
|
||||
use rawkit::tiff::values::ToFloat;
|
||||
use rawkit::tiff::Ifd;
|
||||
use std::io::{BufReader, Write};
|
||||
|
||||
let reader = BufReader::new(File::open(path).unwrap());
|
||||
let mut file = TiffRead::new(reader).unwrap();
|
||||
let ifd = Ifd::new_first_ifd(&mut file).unwrap();
|
||||
|
||||
let make = ifd.get_value::<Make, _>(&mut file).unwrap();
|
||||
let model = ifd.get_value::<Model, _>(&mut file).unwrap();
|
||||
let matrix = ifd.get_value::<ColorMatrix2, _>(&mut file).unwrap();
|
||||
|
||||
if model == "MODEL-NAME" {
|
||||
println!("{}", path.display());
|
||||
return;
|
||||
}
|
||||
|
||||
let output_folder = path.parent().unwrap().join(make);
|
||||
std::fs::create_dir_all(&output_folder).unwrap();
|
||||
let mut output_file = File::create(output_folder.join(model + ".toml")).unwrap();
|
||||
let matrix: Vec<_> = matrix.iter().map(|x| x.to_float()).collect();
|
||||
writeln!(output_file, "camera_to_xyz = {:.4?}", matrix).unwrap();
|
||||
}
|
||||
Reference in New Issue
Block a user