4 files changed, 207 insertions, 0 deletions
diff --git a/old/dhwt-codec/src/bin/decode.rs b/old/dhwt-codec/src/bin/decode.rs
new file mode 100644
index 0000000..1930dfb
--- /dev/null
+++ b/old/dhwt-codec/src/bin/decode.rs
@@ -0,0 +1,57 @@
+use clap::Parser;
+use dhwt_codec::{
+    io::{empty_videobuf, infile, outfile, read_videobuf_small, write_videobuf, VideoBuf},
+    transform, trim,
+    view::{BufferView, IndexMode},
+    CommonArgs,
+};
+use rayon::prelude::{IntoParallelIterator, ParallelIterator};
+
+fn main() {
+    let args = CommonArgs::parse();
+
+    let mut inf = infile(&args.infile);
+    let mut of = outfile(&args.outfile);
+
+    for c in 0..args.channels {
+        eprintln!("encoding channel #{c}");
+        let a = empty_videobuf(args.x, args.y, args.z);
+        let b = read_videobuf_small(&mut inf);
+
+        eprintln!("\tdecoding Z");
+        (0..args.x).into_par_iter().for_each(|x| {
+            for y in 0..args.y {
+                run_mode(make_mut(&b), make_mut(&a), IndexMode::XY(x, y), args.z)
+            }
+        });
+        eprintln!("\tdecoding Y");
+        (0..args.x).into_par_iter().for_each(|x| {
+            for z in 0..args.z {
+                run_mode(make_mut(&a), make_mut(&b), IndexMode::XZ(x, z), args.y)
+            }
+        });
+        eprintln!("\tdecoding X");
+        (0..args.y).into_par_iter().for_each(|y| {
+            for z in 0..args.z {
+                run_mode(make_mut(&b), make_mut(&a), IndexMode::YZ(y, z), args.x)
+            }
+        });
+        write_videobuf(&mut of, a);
+    }
+}
+
+fn run_mode(a: &mut VideoBuf, b: &mut VideoBuf, mode: IndexMode, size: usize) {
+    trim::untrim(size, &mut BufferView::new(b, mode));
+    transform::decode(
+        size,
+        &mut BufferView::new(a, mode),
+        &mut BufferView::new(b, mode),
+    );
+}
+
+fn make_mut<T>(r: &T) -> &mut T {
+    #[allow(mutable_transmutes)]
+    unsafe {
+        std::mem::transmute::<&T, &mut T>(r)
+    }
+}
diff --git a/old/dhwt-codec/src/bin/encode.rs b/old/dhwt-codec/src/bin/encode.rs
new file mode 100644
index 0000000..db4c70e
--- /dev/null
+++ b/old/dhwt-codec/src/bin/encode.rs
@@ -0,0 +1,57 @@
+use clap::Parser;
+use dhwt_codec::{
+    io::{empty_videobuf, infile, outfile, read_videobuf, write_videobuf_small, VideoBuf},
+    transform, trim,
+    view::{BufferView, IndexMode},
+    CommonArgs,
+};
+use rayon::prelude::{IntoParallelIterator, ParallelIterator};
+
+fn main() {
+    let args = CommonArgs::parse();
+
+    let mut inf = infile(&args.infile);
+    let mut of = outfile(&args.outfile);
+
+    for c in 0..args.channels {
+        eprintln!("encoding channel #{c}");
+        let o = empty_videobuf(args.x, args.y, args.z);
+        let i = read_videobuf(&mut inf);
+
+        eprintln!("\tencoding X");
+        (0..args.y).into_par_iter().for_each(|y| {
+            for z in 0..args.z {
+                run_mode(make_mut(&i), make_mut(&o), IndexMode::YZ(y, z), args.x)
+            }
+        });
+        eprintln!("\tencoding Y");
+        (0..args.x).into_par_iter().for_each(|x| {
+            for z in 0..args.z {
+                run_mode(make_mut(&o), make_mut(&i), IndexMode::XZ(x, z), args.y)
+            }
+        });
+        eprintln!("\tencoding Z");
+        (0..args.x).into_par_iter().for_each(|x| {
+            for y in 0..args.y {
+                run_mode(make_mut(&i), make_mut(&o), IndexMode::XY(x, y), args.z)
+            }
+        });
+        write_videobuf_small(&mut of, o);
+    }
+}
+
+fn run_mode(a: &mut VideoBuf, b: &mut VideoBuf, mode: IndexMode, size: usize) {
+    transform::encode(
+        size,
+        &mut BufferView::new(a, mode),
+        &mut BufferView::new(b, mode),
+    );
+    trim::trim(size, &mut BufferView::new(b, mode));
+}
+
+fn make_mut<T>(r: &T) -> &mut T {
+    #[allow(mutable_transmutes)]
+    unsafe {
+        std::mem::transmute::<&T, &mut T>(r)
+    }
+}
diff --git a/old/dhwt-codec/src/bin/export.rs b/old/dhwt-codec/src/bin/export.rs
new file mode 100644
index 0000000..73f3067
--- /dev/null
+++ b/old/dhwt-codec/src/bin/export.rs
@@ -0,0 +1,42 @@
+use clap::Parser;
+use dhwt_codec::io::{infile, read_videobuf};
+use std::io::{stdout, BufWriter, Write};
+
+#[derive(Parser)]
+#[clap(about)]
+struct ExportArgs {
+    #[arg(short)]
+    x: usize,
+    #[arg(short)]
+    y: usize,
+    #[arg(short)]
+    z: usize,
+
+    #[arg(short, long, default_value = "3")]
+    channels: usize,
+
+    infile: String,
+}
+
+fn main() {
+    let args = ExportArgs::parse();
+
+    let mut i = infile(&args.infile);
+    let mut writer = BufWriter::new(stdout());
+
+    let mut channels = vec![];
+    for _ in 0..args.channels {
+        channels.push(read_videobuf(&mut i))
+    }
+
+    for z in 0..args.z {
+        for y in 0..args.y {
+            for x in 0..args.x {
+                for c in 0..args.channels {
+                    writer.write_all(&[channels[c][x][y][z] as u8]).unwrap();
+                }
+            }
+        }
+    }
+    writer.flush().unwrap();
+}
diff --git a/old/dhwt-codec/src/bin/import.rs b/old/dhwt-codec/src/bin/import.rs
new file mode 100644
index 0000000..cd2a35e
--- /dev/null
+++ b/old/dhwt-codec/src/bin/import.rs
@@ -0,0 +1,51 @@
+use clap::Parser;
+use dhwt_codec::io::{outfile, write_videobuf, Value};
+use std::io::{stdin, Read};
+
+#[derive(Parser)]
+#[clap(about)]
+struct ImportArgs {
+    #[arg(short)]
+    x: usize,
+    #[arg(short)]
+    y: usize,
+    #[arg(short)]
+    z: usize,
+
+    #[arg(short, long, default_value = "3")]
+    channels: usize,
+
+    outfile: String,
+}
+
+fn main() {
+    let args = ImportArgs::parse();
+
+    let mut rawbuf = (0..(args.x * args.y * args.z * args.channels))
+        .map(|_| 0u8)
+        .collect::<Vec<_>>();
+    stdin().read_exact(&mut rawbuf).unwrap();
+
+    let mut o = outfile(&args.outfile);
+
+    for c in 0..args.channels {
+        let mut cols = vec![];
+        for x in 0..args.x {
+            let mut col = vec![];
+            for y in 0..args.y {
+                let mut span = vec![];
+                for z in 0..args.z {
+                    span.push(
+                        rawbuf[c
+                            + (x * args.channels)
+                            + (y * args.channels * args.x)
+                            + (z * args.channels * args.x * args.y)] as Value,
+                    );
+                }
+                col.push(span);
+            }
+            cols.push(col)
+        }
+        write_videobuf(&mut o, cols)
+    }
+}