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Minor code improvements and crates bump

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This commit is contained in:
Roderick van Domburg 2021-03-27 21:13:14 +01:00
parent 74b2fea338
commit bfca1ec15e
5 changed files with 31 additions and 30 deletions
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25
playback/src/audio_backend/portaudio.rs
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@ -98,7 +98,7 @@ impl<'a> Open for PortAudioSink<'a> {
impl<'a> Sink for PortAudioSink<'a> {
fn start(&mut self) -> io::Result<()> {
macro_rules! start_sink {
($stream: ident, $parameters: ident) => {{
(ref mut $stream: ident, ref $parameters: ident) => {{
if $stream.is_none() {
*$stream = Some(
Stream::open(
@ -115,10 +115,11 @@ impl<'a> Sink for PortAudioSink<'a> {
$stream.as_mut().unwrap().start().unwrap()
}};
}
match self {
Self::F32(stream, parameters) => start_sink!(stream, parameters),
Self::S32(stream, parameters) => start_sink!(stream, parameters),
Self::S16(stream, parameters) => start_sink!(stream, parameters),
Self::F32(stream, parameters) => start_sink!(ref mut stream, ref parameters),
Self::S32(stream, parameters) => start_sink!(ref mut stream, ref parameters),
Self::S16(stream, parameters) => start_sink!(ref mut stream, ref parameters),
};
Ok(())
@ -126,15 +127,15 @@ impl<'a> Sink for PortAudioSink<'a> {
fn stop(&mut self) -> io::Result<()> {
macro_rules! stop_sink {
($stream: expr) => {{
(ref mut $stream: ident) => {{
$stream.as_mut().unwrap().stop().unwrap();
*$stream = None;
}};
}
match self {
Self::F32(stream, _parameters) => stop_sink!(stream),
Self::S32(stream, _parameters) => stop_sink!(stream),
Self::S16(stream, _parameters) => stop_sink!(stream),
Self::F32(stream, _parameters) => stop_sink!(ref mut stream),
Self::S32(stream, _parameters) => stop_sink!(ref mut stream),
Self::S16(stream, _parameters) => stop_sink!(ref mut stream),
};
Ok(())
@ -142,7 +143,7 @@ impl<'a> Sink for PortAudioSink<'a> {
fn write(&mut self, packet: &AudioPacket) -> io::Result<()> {
macro_rules! write_sink {
($stream: expr, $samples: expr) => {
(ref mut $stream: expr, $samples: expr) => {
$stream.as_mut().unwrap().write($samples)
};
}
@ -150,15 +151,15 @@ impl<'a> Sink for PortAudioSink<'a> {
let samples = packet.samples();
let result = match self {
Self::F32(stream, _parameters) => {
write_sink!(stream, samples)
write_sink!(ref mut stream, samples)
}
Self::S32(stream, _parameters) => {
let samples_s32: &[i32] = &SamplesConverter::to_s32(samples);
write_sink!(stream, samples_s32)
write_sink!(ref mut stream, samples_s32)
}
Self::S16(stream, _parameters) => {
let samples_s16: &[i16] = &SamplesConverter::to_s16(samples);
write_sink!(stream, samples_s16)
write_sink!(ref mut stream, samples_s16)
}
};
match result {