DAIEN-TTS: Disentangled Audio Infilling for Environment-Aware Text-to-Speech Synthesis

Fuente: arXiv
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Autores principales: Lu, Ye-Xin, Gu, Yu, Wei, Kun, Du, Hui-Peng, Ai, Yang, Ling, Zhen-Hua
Formato: Preprint
Publicado: 2025
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author Lu, Ye-Xin
Gu, Yu
Wei, Kun
Du, Hui-Peng
Ai, Yang
Ling, Zhen-Hua
author_facet Lu, Ye-Xin
Gu, Yu
Wei, Kun
Du, Hui-Peng
Ai, Yang
Ling, Zhen-Hua
contents This paper presents DAIEN-TTS, a zero-shot text-to-speech (TTS) framework that enables ENvironment-aware synthesis through Disentangled Audio Infilling. By leveraging separate speaker and environment prompts, DAIEN-TTS allows independent control over the timbre and the background environment of the synthesized speech. Built upon F5-TTS, the proposed DAIEN-TTS first incorporates a pretrained speech-environment separation (SES) module to disentangle the environmental speech into mel-spectrograms of clean speech and environment audio. Two random span masks of varying lengths are then applied to both mel-spectrograms, which, together with the text embedding, serve as conditions for infilling the masked environmental mel-spectrogram, enabling the simultaneous continuation of personalized speech and time-varying environmental audio. To further enhance controllability during inference, we adopt dual classifier-free guidance (DCFG) for the speech and environment components and introduce a signal-to-noise ratio (SNR) adaptation strategy to align the synthesized speech with the environment prompt. Experimental results demonstrate that DAIEN-TTS generates environmental personalized speech with high naturalness, strong speaker similarity, and high environmental fidelity.
format Preprint
id arxiv_https___arxiv_org_abs_2509_14684
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle DAIEN-TTS: Disentangled Audio Infilling for Environment-Aware Text-to-Speech Synthesis
Lu, Ye-Xin
Gu, Yu
Wei, Kun
Du, Hui-Peng
Ai, Yang
Ling, Zhen-Hua
Audio and Speech Processing
Sound
This paper presents DAIEN-TTS, a zero-shot text-to-speech (TTS) framework that enables ENvironment-aware synthesis through Disentangled Audio Infilling. By leveraging separate speaker and environment prompts, DAIEN-TTS allows independent control over the timbre and the background environment of the synthesized speech. Built upon F5-TTS, the proposed DAIEN-TTS first incorporates a pretrained speech-environment separation (SES) module to disentangle the environmental speech into mel-spectrograms of clean speech and environment audio. Two random span masks of varying lengths are then applied to both mel-spectrograms, which, together with the text embedding, serve as conditions for infilling the masked environmental mel-spectrogram, enabling the simultaneous continuation of personalized speech and time-varying environmental audio. To further enhance controllability during inference, we adopt dual classifier-free guidance (DCFG) for the speech and environment components and introduce a signal-to-noise ratio (SNR) adaptation strategy to align the synthesized speech with the environment prompt. Experimental results demonstrate that DAIEN-TTS generates environmental personalized speech with high naturalness, strong speaker similarity, and high environmental fidelity.
title DAIEN-TTS: Disentangled Audio Infilling for Environment-Aware Text-to-Speech Synthesis
topic Audio and Speech Processing
Sound
url https://arxiv.org/abs/2509.14684