receiverproxy-rcvbp 0.1.1

Parser for Colorlight .rcvbp receiver-parameter files
Documentation 
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//! The data-swap pack body (`GetDataSwapEx2ParamPack` @ 0x1ec700).
//!
//! The 64-byte lane map from record +0x19A, zeros, and three deseam pairs
//! from `CalDeseamCorrectData`: 8.8 fixed-point 1.0 (`01 00`) with deseam
//! off, as in the factory image.

use crate::record01::View;

/// Offsets of the three deseam pairs' high bytes within the body.
const DESEAM_PAIRS: [usize; 3] = [0xEA, 0xF0, 0xF6];

#[must_use]
pub fn body(rec: View<'_>) -> [u8; 256] {
    let mut body = [0u8; 256];
    body[..64].copy_from_slice(rec.swap_ramp());
    for at in DESEAM_PAIRS {
        body[at] = 0x01;
    }
    body
}