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|
use anyhow::Context;
use clap::Parser;
use evc::{
codec::{
decode::decode_block,
encode::{encode_block, EncodeConfig},
},
frame::Frame,
header::Header,
ser::Sink,
vec2::Vec2,
};
use log::info;
use std::io::{BufReader, BufWriter};
#[derive(Parser)]
#[clap(about, version)]
pub struct EncodeArgs {
#[arg(short = 'W', long)]
width: usize,
#[arg(short = 'H', long)]
height: usize,
#[arg(short = 't', long, default_value = "1.5")]
ref_thres: f64,
#[arg(short = 'T', long)]
no_translation: bool,
}
fn main() -> anyhow::Result<()> {
env_logger::init_from_env("LOG");
let args = EncodeArgs::parse();
let mut input = BufReader::new(std::io::stdin());
let mut output = BufWriter::new(std::io::stdout());
let config = EncodeConfig {
translate: !args.no_translation,
ref_thres: 2.0,
max_diff_size: 10_000,
min_block_size: 12,
};
let size = Vec2 {
x: args.width as isize,
y: args.height as isize,
};
output
.put(Header {
resolution: size,
frame_count: 0,
})
.context("writing header")?;
let mut prev_frame = Frame::new(size);
for i in 0.. {
info!("encode frame {i}");
let mut frame = Frame::read(&mut input, size)
.context("reading raw frame")
.unwrap();
let v1 = frame.view();
let v2 = prev_frame.view();
let root = encode_block(v1, v2, &config);
root.write(&mut output).context("writing encoded frame")?;
decode_block(&root, frame.view_mut(), prev_frame.view());
prev_frame = frame;
}
Ok(())
}
|
