Almost working audio fft input for waterfall

This commit is contained in:
Lucas Schumacher 2024-05-09 19:23:07 -04:00
parent 63ec587d08
commit fc9e04ffd2
5 changed files with 416 additions and 28 deletions

321
Cargo.lock generated
View File

@ -73,7 +73,7 @@ dependencies = [
"once_cell",
"paste",
"static_assertions",
"windows",
"windows 0.48.0",
]
[[package]]
@ -117,6 +117,27 @@ dependencies = [
"memchr",
]
[[package]]
name = "alsa"
version = "0.9.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"alsa-sys",
"bitflags 2.5.0",
"libc",
]
[[package]]
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checksum = "db8fee663d06c4e303404ef5f40488a53e062f89ba8bfed81f42325aafad1527"
dependencies = [
"libc",
"pkg-config",
]
[[package]]
name = "android-activity"
version = "0.5.2"
@ -162,6 +183,12 @@ dependencies = [
"once_cell",
]
[[package]]
name = "anyhow"
version = "1.0.83"
source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "arboard"
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@ -432,6 +459,26 @@ version = "1.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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"cexpr",
"clang-sys",
"itertools",
"lazy_static",
"lazycell",
"proc-macro2",
"quote",
"regex",
"rustc-hash",
"shlex",
"syn 2.0.60",
]
[[package]]
name = "bitflags"
version = "1.3.2"
@ -594,6 +641,15 @@ version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
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"nom",
]
[[package]]
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@ -615,6 +671,17 @@ dependencies = [
"libc",
]
[[package]]
name = "clang-sys"
version = "1.7.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"glob",
"libc",
"libloading",
]
[[package]]
name = "clipboard-win"
version = "5.3.1"
@ -719,6 +786,49 @@ dependencies = [
"libc",
]
[[package]]
name = "coreaudio-rs"
version = "0.11.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "321077172d79c662f64f5071a03120748d5bb652f5231570141be24cfcd2bace"
dependencies = [
"bitflags 1.3.2",
"core-foundation-sys",
"coreaudio-sys",
]
[[package]]
name = "coreaudio-sys"
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"bindgen",
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[[package]]
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dependencies = [
"alsa",
"core-foundation-sys",
"coreaudio-rs",
"dasp_sample",
"jni",
"js-sys",
"libc",
"mach2",
"ndk",
"ndk-context",
"oboe",
"wasm-bindgen",
"wasm-bindgen-futures",
"web-sys",
"windows 0.54.0",
]
[[package]]
name = "cpufeatures"
version = "0.2.12"
@ -759,6 +869,12 @@ version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "96a6ac251f4a2aca6b3f91340350eab87ae57c3f127ffeb585e92bd336717991"
[[package]]
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[[package]]
name = "derivative"
version = "2.2.0"
@ -897,6 +1013,12 @@ dependencies = [
"web-sys",
]
[[package]]
name = "either"
version = "1.11.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a47c1c47d2f5964e29c61246e81db715514cd532db6b5116a25ea3c03d6780a2"
[[package]]
name = "emath"
version = "0.27.2"
@ -1217,6 +1339,12 @@ dependencies = [
"xml-rs",
]
[[package]]
name = "glob"
version = "0.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d2fabcfbdc87f4758337ca535fb41a6d701b65693ce38287d856d1674551ec9b"
[[package]]
name = "glow"
version = "0.13.1"
@ -1402,6 +1530,15 @@ dependencies = [
"windows-sys 0.52.0",
]
[[package]]
name = "itertools"
version = "0.12.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ba291022dbbd398a455acf126c1e341954079855bc60dfdda641363bd6922569"
dependencies = [
"either",
]
[[package]]
name = "jni"
version = "0.21.1"
@ -1448,6 +1585,18 @@ version = "3.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e2db585e1d738fc771bf08a151420d3ed193d9d895a36df7f6f8a9456b911ddc"
[[package]]
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[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
[[package]]
name = "libc"
version = "0.2.153"
@ -1509,6 +1658,15 @@ version = "0.4.21"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "90ed8c1e510134f979dbc4f070f87d4313098b704861a105fe34231c70a3901c"
[[package]]
name = "mach2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "19b955cdeb2a02b9117f121ce63aa52d08ade45de53e48fe6a38b39c10f6f709"
dependencies = [
"libc",
]
[[package]]
name = "malloc_buf"
version = "0.0.6"
@ -1551,6 +1709,12 @@ dependencies = [
"autocfg",
]
[[package]]
name = "minimal-lexical"
version = "0.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
[[package]]
name = "miniz_oxide"
version = "0.7.2"
@ -1610,6 +1774,45 @@ version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2bf50223579dc7cdcfb3bfcacf7069ff68243f8c363f62ffa99cf000a6b9c451"
[[package]]
name = "nom"
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a"
dependencies = [
"memchr",
"minimal-lexical",
]
[[package]]
name = "num-complex"
version = "0.4.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "73f88a1307638156682bada9d7604135552957b7818057dcef22705b4d509495"
dependencies = [
"num-traits",
]
[[package]]
name = "num-derive"
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ed3955f1a9c7c0c15e092f9c887db08b1fc683305fdf6eb6684f22555355e202"
dependencies = [
"proc-macro2",
"quote",
"syn 2.0.60",
]
[[package]]
name = "num-integer"
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7969661fd2958a5cb096e56c8e1ad0444ac2bbcd0061bd28660485a44879858f"
dependencies = [
"num-traits",
]
[[package]]
name = "num-traits"
version = "0.2.18"
@ -1717,6 +1920,29 @@ dependencies = [
"objc",
]
[[package]]
name = "oboe"
version = "0.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e8b61bebd49e5d43f5f8cc7ee2891c16e0f41ec7954d36bcb6c14c5e0de867fb"
dependencies = [
"jni",
"ndk",
"ndk-context",
"num-derive",
"num-traits",
"oboe-sys",
]
[[package]]
name = "oboe-sys"
version = "0.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6c8bb09a4a2b1d668170cfe0a7d5bc103f8999fb316c98099b6a9939c9f2e79d"
dependencies = [
"cc",
]
[[package]]
name = "once_cell"
version = "1.19.0"
@ -1871,6 +2097,15 @@ version = "0.2.17"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
[[package]]
name = "primal-check"
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9df7f93fd637f083201473dab4fee2db4c429d32e55e3299980ab3957ab916a0"
dependencies = [
"num-integer",
]
[[package]]
name = "proc-macro-crate"
version = "1.3.1"
@ -1959,6 +2194,15 @@ version = "0.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8cc3bcbdb1ddfc11e700e62968e6b4cc9c75bb466464ad28fb61c5b2c964418b"
[[package]]
name = "realfft"
version = "3.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "953d9f7e5cdd80963547b456251296efc2626ed4e3cbf36c869d9564e0220571"
dependencies = [
"rustfft",
]
[[package]]
name = "redox_syscall"
version = "0.3.5"
@ -2006,6 +2250,27 @@ version = "0.8.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "adad44e29e4c806119491a7f06f03de4d1af22c3a680dd47f1e6e179439d1f56"
[[package]]
name = "rustc-hash"
version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
[[package]]
name = "rustfft"
version = "6.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "43806561bc506d0c5d160643ad742e3161049ac01027b5e6d7524091fd401d86"
dependencies = [
"num-complex",
"num-integer",
"num-traits",
"primal-check",
"strength_reduce",
"transpose",
"version_check",
]
[[package]]
name = "rustix"
version = "0.37.27"
@ -2109,6 +2374,12 @@ dependencies = [
"digest",
]
[[package]]
name = "shlex"
version = "1.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
[[package]]
name = "signal-hook-registry"
version = "1.4.2"
@ -2209,6 +2480,12 @@ version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
[[package]]
name = "strength_reduce"
version = "0.2.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fe895eb47f22e2ddd4dabc02bce419d2e643c8e3b585c78158b349195bc24d82"
[[package]]
name = "strict-num"
version = "0.1.1"
@ -2377,6 +2654,16 @@ dependencies = [
"once_cell",
]
[[package]]
name = "transpose"
version = "0.2.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1ad61aed86bc3faea4300c7aee358b4c6d0c8d6ccc36524c96e4c92ccf26e77e"
dependencies = [
"num-integer",
"strength_reduce",
]
[[package]]
name = "ttf-parser"
version = "0.20.0"
@ -2537,10 +2824,13 @@ name = "waterfall-glow-rs"
version = "0.1.0"
dependencies = [
"android_logger",
"anyhow",
"cpal",
"eframe",
"egui",
"env_logger",
"log",
"realfft",
"wasm-bindgen-futures",
"winit",
]
@ -2733,6 +3023,26 @@ dependencies = [
"windows-targets 0.48.5",
]
[[package]]
name = "windows"
version = "0.54.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9252e5725dbed82865af151df558e754e4a3c2c30818359eb17465f1346a1b49"
dependencies = [
"windows-core",
"windows-targets 0.52.5",
]
[[package]]
name = "windows-core"
version = "0.54.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "12661b9c89351d684a50a8a643ce5f608e20243b9fb84687800163429f161d65"
dependencies = [
"windows-result",
"windows-targets 0.52.5",
]
[[package]]
name = "windows-implement"
version = "0.48.0"
@ -2755,6 +3065,15 @@ dependencies = [
"syn 1.0.109",
]
[[package]]
name = "windows-result"
version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "749f0da9cc72d82e600d8d2e44cadd0b9eedb9038f71a1c58556ac1c5791813b"
dependencies = [
"windows-targets 0.52.5",
]
[[package]]
name = "windows-sys"
version = "0.45.0"

View File

@ -7,8 +7,11 @@ edition = "2021"
# Common dependencies
[dependencies]
anyhow = "1.0.83"
cpal = "0.15.3"
egui = "0.27.0"
log = "0.4.21"
realfft = "3.3.0"
# eframe features for non android targets
[target.'cfg(not(target_os = "android"))'.dependencies.eframe]

View File

@ -1,26 +1,14 @@
use eframe::{egui_glow, glow};
use egui::mutex::Mutex;
use std::sync::mpsc;
use std::sync::Arc;
mod waterfall;
use waterfall::Waterfall;
mod audio_fft;
use audio_fft::AudioFFT;
pub mod turbo_colormap;
mod deadbeef_rand {
static mut RNG_SEED: u32 = 0x3d2faba7;
static mut RNG_BEEF: u32 = 0xdeadbeef;
pub fn rand() -> u8 {
unsafe {
RNG_SEED = (RNG_SEED << 7) ^ ((RNG_SEED >> 25).wrapping_add(RNG_BEEF));
RNG_BEEF = (RNG_BEEF << 7) ^ ((RNG_BEEF >> 25).wrapping_add(0xdeadbeef));
(RNG_SEED & 0xff) as u8
}
}
}
use deadbeef_rand::rand;
const WF_SIZE: usize = 1024;
const FFT_SIZE: usize = 1024;
/// We derive Deserialize/Serialize so we can persist app state on shutdown.
pub struct TemplateApp {
@ -29,7 +17,7 @@ pub struct TemplateApp {
value: f32,
/// Behind an `Arc<Mutex<…>>` so we can pass it to [`egui::PaintCallback`] and paint later.
waterfall: Arc<Mutex<Waterfall>>,
fft_sender: mpsc::Sender<Vec<u8>>,
_stream: AudioFFT,
}
impl TemplateApp {
@ -41,7 +29,8 @@ impl TemplateApp {
// Load previous app state (if any).
// Note that you must enable the `persistence` feature for this to work.
let (tx, rx) = mpsc::channel();
let (stream, rx) = AudioFFT::new(FFT_SIZE).unwrap();
let wf_size = stream.output_len;
let gl = cc
.gl
.as_ref()
@ -51,8 +40,8 @@ impl TemplateApp {
// Example stuff:
label: "Hello World!".to_owned(),
value: 2.7,
waterfall: Arc::new(Mutex::new(Waterfall::new(gl, WF_SIZE, WF_SIZE, rx))),
fft_sender: tx,
waterfall: Arc::new(Mutex::new(Waterfall::new(gl, wf_size, wf_size, rx))),
_stream: stream,
}
}
}
@ -127,12 +116,6 @@ impl eframe::App for TemplateApp {
let _angle = response.drag_motion().x * 0.01;
let mut new_data = vec![0_u8; WF_SIZE];
for data in new_data.iter_mut() {
*data = rand();
}
self.fft_sender.send(new_data).unwrap();
// Clone locals so we can move them into the paint callback:
let waterfall = self.waterfall.clone();

83
src/app/audio_fft.rs Normal file
View File

@ -0,0 +1,83 @@
use anyhow::{anyhow, Result};
use cpal::{
self,
traits::{DeviceTrait, HostTrait},
BufferSize, StreamConfig,
};
use realfft::RealFftPlanner;
use std::sync::mpsc;
pub struct AudioFFT {
pub stream: cpal::Stream,
pub output_len: usize,
}
impl AudioFFT {
pub fn new(size: usize) -> Result<(Self, mpsc::Receiver<Vec<u8>>)> {
let output_len = size / 2 + 1;
// Create mpsc queue
let (tx, rx) = mpsc::channel();
// Setup fft use f32 for now
let mut fft_planner = RealFftPlanner::<f32>::new();
let fft = fft_planner.plan_fft_forward(size);
// Setup audio input
let host = cpal::default_host();
let device = host
.default_input_device()
.ok_or(anyhow!("No input audio device found"))?;
// Basic config that 'should' be suppoted by most devices
let config = StreamConfig {
channels: 1,
sample_rate: cpal::SampleRate(44100),
buffer_size: BufferSize::Default,
};
let mut fft_in: Vec<f32> = Vec::with_capacity(size);
let mut fft_out = fft.make_output_vec();
let mut fft_scratch = fft.make_scratch_vec();
let stream = device.build_input_stream(
&config,
move |mut data: &[f32], _: &cpal::InputCallbackInfo| {
while data.fill_vec(&mut fft_in, size).is_ok() {
assert_eq!(size, fft_in.len());
fft.process_with_scratch(&mut fft_in, &mut fft_out, &mut fft_scratch)
.unwrap();
fft_in.clear();
let output: Vec<u8> = fft_out.iter().map(|c| (c.arg() * 255.0) as u8).collect();
assert_eq!(output_len, output.len());
tx.send(output).unwrap();
}
},
move |err| log::error!("Audio Thread Error: {err}"),
None,
)?;
Ok((Self { stream, output_len }, rx))
}
}
trait FillVec {
/// Takes elements from self and inserts them into out_vec
/// Returns Ok if out_vec is filled to size
/// Returns Err when out_vec is not fully filled (self will be empty)
fn fill_vec(&mut self, out_vec: &mut Vec<f32>, size: usize) -> Result<()>;
}
impl FillVec for &[f32] {
fn fill_vec(&mut self, out_vec: &mut Vec<f32>, size: usize) -> Result<()> {
let have = self.len();
if have == 0 {
anyhow::bail!("Self empty");
}
let need = size - out_vec.len();
let can_move = need.min(have);
out_vec.extend_from_slice(&self[..can_move]);
*self = &self[can_move..];
match out_vec.len() == size {
true => Ok(()),
false => Err(anyhow!("out_vec not full")),
}
}
}

View File

@ -185,7 +185,6 @@ impl Waterfall {
gl.tex_parameter_i32(TEXTURE_2D, TEXTURE_MAG_FILTER, NEAREST as i32);
check_for_gl_errors(&gl, "Set texture params");
//gl.tex_storage_2d(glow::TEXTURE_2D, 1, glow::R8, 300, 300);
gl.tex_image_2d(
glow::TEXTURE_2D,
0,
@ -195,7 +194,8 @@ impl Waterfall {
0,
glow::RED,
glow::UNSIGNED_BYTE,
Some(&buffer),
//Some(&buffer), // This segfaults with large buffers
None,
);
check_for_gl_errors(&gl, "Initializing Texture");