Language EN KM
neurology Scientific Architecture

The science of natural speech synthesis

How we combine transformer architectures, linguistic phonetics, and speech modeling to solve low-resource Southeast Asian localization.

340ms Chunk Latency
48 kHz HD Neural Sampling
99.2% Word Accuracy
±12ms Phoneme Alignment
Architecture

Streaming neural pipeline flow

Every stage of our streaming pipeline engineered to separate stems, translate contextual grammar, and synthesize studio-grade audio.

Pipeline v4.2-STT
01 · INPUT movie

Source Ingestion

Accepts MP4, MKV, ProRes & streaming web links via edge ingress.

24-60 FPS · Multi-track
02 · DEMUX graphic_eq

Vocal Stem Demux

Splits background music (BGM), Foley, and clean dialogue stems.

Demucs-v4 AI Model
03 · DIARIZE group

Speaker Profiler

Detects speaker identity, pitch contours, and timestamp envelopes.

PyAnnote Embeddings
04 · ASR subtitles

Speech Recognition

Transcribes dialogue with millisecond phonetic boundaries.

Whisper Large-v3 Pro
05 · NMT translate

Semantic Translation

Translates dialogue while matching syllable count & pacing.

Khmer Transformer LLM
06 · TTS mic

Neural Synthesis

Generates Piseth or Sreymom voices with emotive prosody.

FastSpeech2 + HiFi-GAN
07 · ALIGN sync_saved_locally

Temporal Sync

Stretches and aligns phonemes to match on-camera speech cadence.

Phase Vocoder Sync
08 · MUX download_for_offline

Broadcast Delivery

Recombines mastered BGM + speech stems into 4K MP4 & WAV.

FFmpeg 4K / Multi-Stem
Linguistics

Solving low-resource language synthesis

How our models preserve natural phrasing, honorific registers, and acoustic clarity across complex Asian scripts.

spellcheck

Zero-Broken Cluster Rendering

Khmer uses complex consonant clusters and subscript consonants. Our tokenizer validates syllable stacks before text enters acoustic synthesis to eliminate mispronounced ligatures.

record_voice_over

Native Breath Modeling

Robotic voice engines sound artificial because they eliminate natural micro-pauses. We model human inhalation between phrases, preserving conversational warmth and dignity.

graphic_eq

EBU R128 Loudness Compliance

Audio stems are mastered to international broadcast specifications (-23 LUFS) with transparent multi-band ducking, ensuring clean clarity over soundtrack music.

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