fix: A lot of fixes relating to bounding-boxes

src/main.rs

@@ -29,11 +29,11 @@ pub fn main() -> Result<()> {
                 .change_context(errors::Error)
                 .attach_printable("Failed to detect faces")?;
             // output.print(20);
-            let aabbs = output
+            let faces = output
                 .postprocess(FaceDetectionConfig::default().with_threshold(detect.threshold))
                 .change_context(errors::Error)
                 .attach_printable("Failed to attach context")?;
-            for bbox in aabbs {
+            for bbox in faces.bbox {
                 tracing::info!("Detected face: {:?}", bbox);
                 use bounding_box::draw::*;
                 let bbox = bbox
@@ -41,7 +41,7 @@ pub fn main() -> Result<()> {
                         array.shape()[1] as f32,
                         array.shape()[0] as f32,
                     ))
-                    .cast()
+                    .try_cast()
                     .ok_or(errors::Error)
                     .attach_printable("Failed to cast f32 to usize")?;
                 array.draw(bbox, color::palette::css::GREEN_YELLOW.to_rgba8(), 10);