decode somewhat works

1 files changed, 13 insertions, 5 deletions

diff --git a/evc/src/block.rs b/evc/src/block.rs
index f58bcb3..98e3b54 100644
--- a/evc/src/block.rs
+++ b/evc/src/block.rs
@@ -1,3 +1,5 @@
+use anyhow::bail;
+
 use crate::{
     pixel::Pixel,
     ser::{Ser, Sink, Source},
@@ -28,8 +30,9 @@ impl Block {
                 a.write(sink)?;
                 b.write(sink)?;
             }
-            BlockInner::Reference { translation: _ } => {
+            BlockInner::Reference { translation } => {
                 sink.put(2u8)?;
+                // sink.put(*translation)?;
             }
         }
         Ok(())
@@ -39,15 +42,20 @@ impl Block {
         let inner = match source.get::<u8>()? {
             0 => BlockInner::Literal(source.get()?),
             1 => BlockInner::Split(Box::new({
-                let subsize = if size.0 > size.1 {
+                let subsize_left = if size.0 > size.1 {
                     (size.0 / 2, size.1)
                 } else {
                     (size.0, size.1 / 2)
                 };
-                [Block::read(source, subsize)?, Block::read(source, subsize)?]
+                let subsize_right = (size.0 - subsize_left.0, size.1 - subsize_left.1);
+                let a = Block::read(source, subsize_left)?;
+                let b = Block::read(source, subsize_right)?;
+                [a, b]
             })),
-            2 => todo!(),
-            _ => panic!("file corrupt"),
+            2 => BlockInner::Reference {
+                translation: (0, 0), //source.get()?,
+            },
+            x => bail!("corrupt block type ({})", x),
         };
 
         Ok(Self { size, inner })