Example fails to compile - methods vs fields in view-ser.rs

[mdolenga]

As of at least Rust 1.70, view-ser.rs fails to compile because of methods in header vs fields.

I have a fix I tried to create a PR for, but do not have permission to do so.

--- a/examples/view-ser.rs
+++ b/examples/view-ser.rs
@@ -40,9 +40,9 @@ fn main() -> Result<()> {
header.image_width, header.image_height
);
println!("Frame count: {}", header.frame_count);

• println!("Frame size: {}", header.image_frame_size);

• println!("Frame size: {}", header.image_frame_size());
  println!("Pixel depth per plane: {}", header.pixel_depth_per_plane);

• println!("Bytes per pixel: {}", header.bytes_per_pixel);

• println!("Bytes per pixel: {}", header.bytes_per_pixel());
  println!("Bayer: {:?}", header.bayer);
  println!("Endianness: {:?}", header.endianness);