From d575adf63b7e87196b636ee91061692a685b605f Mon Sep 17 00:00:00 2001
From: Minijackson <minijackson@riseup.net>
Date: Sun, 2 Sep 2018 16:04:22 +0200
Subject: First working version

---
 src/main.rs | 132 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 132 insertions(+)
 create mode 100644 src/main.rs

(limited to 'src/main.rs')

diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..10c9434
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,132 @@
+extern crate dbus;
+
+#[macro_use]
+extern crate log;
+#[macro_use]
+extern crate failure;
+
+extern crate clap;
+extern crate clap_log_flag;
+extern crate clap_verbosity_flag;
+extern crate structopt;
+
+use structopt::StructOpt;
+
+use failure::Error;
+
+//use dbus::stdintf::org_freedesktop_dbus::Properties;
+use dbus::Connection;
+
+use dbus_api::sink::OrgPulseAudioExtEqualizing1Equalizer;
+
+mod dbus_api;
+mod parsing;
+mod utils;
+
+use utils::*;
+
+#[derive(StructOpt, Debug)]
+enum Command {
+    #[structopt(name = "load")]
+    Load(LoadCli),
+    #[structopt(name = "reset")]
+    Reset(ResetCli),
+}
+
+#[derive(StructOpt, Debug)]
+struct LoadCli {
+}
+
+#[derive(StructOpt, Debug)]
+struct ResetCli {
+}
+
+#[derive(StructOpt, Debug)]
+struct Cli {
+    #[structopt(flatten)]
+    verbose: clap_verbosity_flag::Verbosity,
+    #[structopt(flatten)]
+    log: clap_log_flag::Log,
+    #[structopt(subcommand)]
+    cmd: Command,
+}
+
+#[derive(Fail, Debug)]
+#[fail(display = "No equalized sink found")]
+struct NoEqualizedSink;
+
+#[derive(Debug)]
+pub struct Filter {
+    preamp: f64,
+    frequencies: Vec<u32>,
+    coefficients: Vec<f64>,
+}
+
+impl Filter {
+    fn pad(self, filter_rate: u32) -> Self {
+        Filter {
+            preamp: self.preamp,
+            frequencies: vec![0u32]
+                .into_iter()
+                .chain(self.frequencies.into_iter())
+                .chain(vec![filter_rate / 2u32])
+                .collect(),
+            coefficients: vec![1f64]
+                .into_iter()
+                .chain(self.coefficients.into_iter())
+                .chain(vec![1f64])
+                .collect(),
+        }
+    }
+}
+
+fn main() -> Result<(), Error> {
+    let args = Cli::from_args();
+    args.log.log_all(args.verbose.log_level())?;
+
+    use Command::*;
+
+    match args.cmd {
+        Load(args) => load(args),
+        Reset(args)=> reset(args),
+    }
+}
+
+fn reset(args: ResetCli) -> Result<(), Error> {
+    let conn = connect()?;
+    let conn_sink = get_equalized_sink(&conn)?;
+    let filter_rate = conn_sink.get_filter_sample_rate()?;
+    let filter = Filter {
+        preamp: 1f64,
+        frequencies: vec![],
+        coefficients: vec![],
+    }.pad(filter_rate);
+
+    send_filter(&conn_sink, filter)?;
+
+    Ok(())
+}
+
+fn load(args: LoadCli) -> Result<(), Error> {
+    let conn = connect()?;
+    let conn_sink = get_equalized_sink(&conn)?;
+    let filter = read_filter()?;
+    let filter_rate = conn_sink.get_filter_sample_rate()?;
+    send_filter(&conn_sink, filter.pad(filter_rate))?;
+
+    Ok(())
+}
+
+/*
+fn introspect(conn: &dbus::ConnPath<&Connection>) {
+    let mut thing = conn
+        .method_call_with_args(
+            &"org.freedesktop.DBus.Introspectable".into(),
+            &"Introspect".into(),
+            |_| {},
+        ).unwrap();
+    thing.as_result().unwrap();
+
+    println!("{}", thing.iter_init().read::<String>().unwrap());
+}
+*/
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