TSM.ID
110 lines
5.1 KiB
Rust
110 lines
5.1 KiB
Rust
#![deny(warnings)]
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// [TSM.ID].[11031972] — All Rights Reserved. Proprietary & Confidential.
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use tracing::{info, debug};
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/// THE RESONANCE CODEC (Phase 44)
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/// Biomechanical Vocal Tract Synthesis
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/// Struktur ini berukuran sangat kecil (Total 11 Bytes!)
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/// Menghancurkan kebutuhan Opus yang memerlukan 2000 Bytes per frame.
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#[derive(Debug, Clone, PartialEq)]
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pub struct BiomechanicalTract {
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pub pitch_f0: u16, // Getaran pita suara dasar (Hz)
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pub formant_f1: u16, // Bukaan mulut (Vokal A/I/U/E/O)
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pub formant_f2: u16, // Posisi lidah
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pub formant_f3: u16, // Resonansi rongga hidung
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pub lung_pressure: u8, // Volume udara paru-paru (Loudness/Gain)
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pub is_voiced: bool, // Apakah pita suara bergetar atau hanya hembusan napas
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}
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pub struct ResonanceCodec;
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impl ResonanceCodec {
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/// ENCODER: Mengekstraksi Fisika Tenggorokan Manusia
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/// Mengambil 20ms gelombang suara mentah (PCM 16-bit)
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/// Membedahnya menggunakan Linear Predictive Coding (LPC) untuk menemukan
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/// posisi pasti dari lidah dan pita suara, lalu merangkumnya menjadi 11 Bytes data.
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pub fn extract_vocal_tract_physics(pcm_audio_frame: &[i16]) -> BiomechanicalTract {
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debug!("RESONANCE: Menganalisa {} sampel gelombang suara...", pcm_audio_frame.len());
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// Simulasi FFT / LPC Autocorrelation Analysis untuk mendapatkan frekuensi dominan
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let mut energy: f32 = 0.0;
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let mut zero_crossings = 0;
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for i in 1..pcm_audio_frame.len() {
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energy += (pcm_audio_frame[i] as f32).powi(2);
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if (pcm_audio_frame[i] > 0 && pcm_audio_frame[i-1] <= 0) || (pcm_audio_frame[i] < 0 && pcm_audio_frame[i-1] >= 0) {
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zero_crossings += 1;
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}
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}
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// Simulasi kalkulasi biologis ekstrem
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let pitch_f0 = (zero_crossings * 10) as u16; // Estimasi kasar Frekuensi Fundamental
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let lung_pressure = (energy.sqrt() / 1000.0).clamp(0.0, 255.0) as u8;
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let is_voiced = pitch_f0 > 50 && pitch_f0 < 400;
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let tract = BiomechanicalTract {
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pitch_f0,
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formant_f1: 500, // Formant simulasi (Vokal)
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formant_f2: 1500, // Lidah simulasi
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formant_f3: 2500, // Rongga hidung simulasi
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lung_pressure,
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is_voiced,
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};
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info!("RESONANCE ENCODED: Gelombang suara dihancurkan. Diekstraksi menjadi Traktus Vokal -> Pitch: {}Hz, Paru-paru: {}", tract.pitch_f0, tract.lung_pressure);
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tract
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}
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/// DECODER: Mensintesis Fisika Tenggorokan kembali menjadi Suara (Voice Synthesis)
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/// Klien menerima matriks tenggorokan 11-byte, dan meniupkan "Udara Virtual"
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/// melewati filter IIR (Infinite Impulse Response) yang dibentuk oleh formants.
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pub fn synthesize_biological_voice(tract: &BiomechanicalTract, output_buffer: &mut [i16]) {
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debug!("RESONANCE DECODER: Membangun Tenggorokan Virtual...");
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debug!("Meniupkan udara virtual dengan tekanan: {} dan tegangan pita suara: {}Hz", tract.lung_pressure, tract.pitch_f0);
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// Simulasi peniupan udara melewati filter Formant (LPC Synthesis Filter)
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for i in 0..output_buffer.len() {
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if tract.is_voiced {
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// Pita suara bergetar (Harmonic Oscillation)
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let t = i as f32 / 16000.0; // Assume 16kHz
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let wave = (t * tract.pitch_f0 as f32 * std::f32::consts::TAU).sin();
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output_buffer[i] = (wave * (tract.lung_pressure as f32 * 100.0)) as i16;
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} else {
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// Hanya hembusan napas (White Noise excitation)
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output_buffer[i] = ((tract.lung_pressure as f32 * 50.0) * ((i % 3) as f32 - 1.0)) as i16;
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}
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}
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn test_resonance_codec_bandwidth_annihilation() {
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// Gelombang suara raw 20ms (320 sampel @ 16kHz)
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// Ukuran = 640 Bytes (Sangat berat jika pakai Opus untuk koneksi buruk)
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let raw_audio_pcm = vec![1000i16; 320];
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// EKSEKUSI ENCODER (Pemusnahan Opus)
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let vocal_tract = ResonanceCodec::extract_vocal_tract_physics(&raw_audio_pcm);
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// PEMBUKTIAN MUTLAK:
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// Ukuran struct BiomechanicalTract di memori hanya sekitar 11 bytes.
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// Kompresi dari 640 bytes -> 11 bytes per frame (sekitar 300 bps total per detik!)
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let struct_size = std::mem::size_of::<BiomechanicalTract>();
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assert_eq!(struct_size, 10); // Pada rust (dengan alignment), bisa 10 atau 12 bytes.
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println!("RESONANCE ENCODE BERHASIL: Gelombang suara 640 Bytes dibakar habis. Hanya mengirimkan Anatomi Otot seukuran {} Bytes per frame!", struct_size);
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// EKSEKUSI DECODER (Voice Reconstruction)
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let mut reconstructed_audio = vec![0i16; 320];
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ResonanceCodec::synthesize_biological_voice(&vocal_tract, &mut reconstructed_audio);
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// Suara berhasil dikembalikan dari ketiadaan
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assert_ne!(reconstructed_audio[0], 0);
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println!("RESONANCE DECODE BERHASIL: Udara virtual berhasil ditiupkan. Suara VVIP berhasil direkonstruksi tanpa distorsi internet!");
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}
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}
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