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366
Cargo.lock generated
View File

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@ -2053,12 +1892,6 @@ dependencies = [
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@ -2272,12 +2099,6 @@ dependencies = [
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@ -2384,16 +2205,6 @@ dependencies = [
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@ -3027,18 +2812,6 @@ dependencies = [
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@ -3093,27 +2866,6 @@ dependencies = [
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@ -3125,18 +2877,6 @@ dependencies = [
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@ -3148,15 +2888,6 @@ dependencies = [
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@ -3316,12 +3047,6 @@ dependencies = [
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@ -3354,7 +3079,6 @@ name = "thermaldecoder"
version = "0.1.0"
dependencies = [
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"axum",
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"crossbeam",
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@ -3367,8 +3091,6 @@ dependencies = [
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]
@ -3392,16 +3114,6 @@ dependencies = [
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@ -3472,20 +3181,6 @@ dependencies = [
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7
Cargo.toml
View File

@ -5,9 +5,12 @@ edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[lib]
name = "thermaldecoder"
crate-type = ["rlib", "cdylib"]
[dependencies]
anyhow = "1.0.77"
axum = "0.7.4"
clap = { version = "4.5.1", features = ["derive"] }
crossbeam = "0.8.4"
crossbeam-channel = "0.5.11"
@ -20,6 +23,4 @@ pcap-parser = { version = "0.14.1", features = ["data"] }
png = "0.17.10"
pyo3 = { version = "0.20.0", "features" = ["extension-module"] }
serde = { version = "1.0.193", features = ["derive", "serde_derive", "alloc"] }
tokio = { version = "1.36.0", features = ["full"] }
tracing-subscriber = "0.3.18"
v4l = { version = "0.14.0", features = ["v4l2"], default-features = false }

22
src/stream.rs → examples/live.rs
View File

@ -1,7 +1,7 @@
use crate::offline::{Header, HDR_SIZE};
use clap::Parser;
use dotenv::dotenv;
use std::{io::Write, thread::spawn};
use std::io::Write;
use thermaldecoder::{Header, HDR_SIZE};
use v4l::video::Output;
#[derive(Parser, Debug)]
@ -119,15 +119,13 @@ fn main() -> anyhow::Result<()> {
} else {
pixel = pixel_to_celcius(pixel);
let cutoff = args.red_cutoff.unwrap();
let (r, g, b) = if pixel > (256.0 * cutoff) as u16 {
let p = pixel - (256.0 * cutoff) as u16;
let p = (p / 256).max(127);
((128 + p) as u8, 0, 0)
let r = if pixel > (256.0 * cutoff) as u16 {
255
} else {
0
};
let g = frame[i * 2];
let b = frame[i * 2 + 1];
(0, g, b)
};
let out_i = ((HEIGHT - 1 - y) + (WIDTH - 1 - x) * HEIGHT) * 4;
swapped[out_i..out_i + 4].copy_from_slice(&[0, r, g, b]);
}
@ -141,11 +139,3 @@ fn main() -> anyhow::Result<()> {
}
Ok(())
}
pub(crate) fn start_stream_thread() {
spawn(move || {
if let Err(e) = main() {
println!("oops: {:?}", e);
}
});
}

4
run_live.sh
View File

@ -5,8 +5,8 @@ set -e
# Python works but stutters
#sudo ./venv/bin/python ./decode.py --live
cargo build --release
TARGET=./target/release/thermaldecoder
cargo build --release --example live
TARGET=./target/release/examples/live
# setcap does not work yet (EPERM on socket AF_PACKET)
# sudo setcap cap_net_raw,cap_net_admin=eip $TARGET
#sudo strace -f -o live.strace $TARGET /dev/video0

3
src/offline.rs → src/lib.rs
View File

@ -184,7 +184,6 @@ impl Iterator for Decoder {
}
}
#[allow(dead_code)]
pub fn write_raw_frame(name: &str, data: &[u8]) -> anyhow::Result<()> {
let path = Path::new(&name);
let file = File::create(path)?;
@ -197,7 +196,6 @@ pub fn write_raw_frame(name: &str, data: &[u8]) -> anyhow::Result<()> {
Ok(())
}
#[allow(dead_code)]
fn write_calibrated_frame(name: &str, data: &[u16]) -> anyhow::Result<()> {
let path = Path::new(&name);
let file = File::create(path).unwrap();
@ -254,7 +252,6 @@ fn decode(filename: &str) -> PyResult<PyFrameIterator> {
}
/// writes to frames/<basename of filename>
#[allow(dead_code)]
pub fn decode_to_files(filename: &str) -> anyhow::Result<()> {
let frameiter = Decoder::new(filename)?;
let basename = std::path::Path::new(filename)