Revision of play_audio_v01.rs

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1 file changed, 30 insertions

play_audio_v01.rs(file created)

		@@ -0,0 +1,30 @@
1	+	use mlua::prelude::*;
2	+	use std::fs::File;
3	+	use std::io::BufReader;
4	+	use rodio::{Decoder, OutputStream, Sink};
5	+	use std::time::Duration;
6	+	use futures_timer::Delay;
7	+
8	+	async fn play_local_file(lua: &Lua, (filepath, volume, duration): (String, f32, u64)) -> LuaResult<()> {
9	+	let (_stream, stream_handle) = OutputStream::try_default().unwrap();
10	+	let sink = Sink::try_new(&stream_handle).unwrap();
11	+	sink.set_volume(volume);
12	+	let file = BufReader::new(File::open(filepath).unwrap());
13	+	let source = Decoder::new(file).unwrap();
14	+	sink.append(source);
15	+	Delay::new(Duration::from_millis(duration)).await;
16	+	Ok(())
17	+	}
18	+
19	+	#[tokio::main]
20	+	#[mlua::lua_module]
21	+	async fn lua_audio(lua: &Lua) -> LuaResult<LuaTable> {
22	+	let exports = lua.create_table()?;
23	+	exports.set("play_from_file", lua.create_async_function(play_local_file)?)?;
24	+	Ok(exports)
25	+	}
26	+
27	+	#[mlua::lua_module]
28	+	fn rust_module_error(_: &Lua) -> LuaResult<LuaTable> {
29	+	Err("custom module error".to_lua_err())
30	+	}

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