無料で使える中品質なテキスト読み上げソフトウェア、VOICEVOXの音声合成エンジン

Overview

VOICEVOX ENGINE

VOICEVOXの音声合成エンジン。 実態は HTTP サーバーなので、リクエストを送信すればテキスト音声合成できます。

API ドキュメント

VOICEVOX ソフトウェアを起動した状態で、ブラウザから http://localhost:50021/docs にアクセスするとドキュメントが表示されます。
VOICEVOX 音声合成エンジンとの連携も参考になるかもしれません。

HTTP リクエストで音声合成するサンプルコード

query.json curl -s \ -H "Content-Type: application/json" \ -X POST \ -d @query.json \ localhost:50021/synthesis?speaker=1 \ > audio.wav ">
text="ABCDEFG"

curl -s \
    -X POST \
    "localhost:50021/audio_query?text=$text&speaker=1"\
    > query.json

curl -s \
    -H "Content-Type: application/json" \
    -X POST \
    -d @query.json \
    localhost:50021/synthesis?speaker=1 \
    > audio.wav

貢献者の方へ

Issue を解決するプルリクエストを作成される際は、別の方と同じ Issue に取り組むことを避けるため、 Issue 側で取り組み始めたことを伝えるか、最初に Draft プルリクエストを作成してください。

環境構築

# 開発に必要なライブラリのインストール
pip install -r requirements-test.txt

# とりあえず実行したいだけなら代わりにこちら
pip install -r requirements.txt

実行

# 製品版 VOICEVOX でサーバーを起動
VOICEVOX_DIR="C:/path/to/voicevox" # 製品版 VOICEVOX ディレクトリのパス
python run.py --voicevox_dir=$VOICEVOX_DIR
# モックでサーバー起動
python run.py

コードフォーマット

コードのフォーマットを整えます。プルリクエストを送る前に実行してください。

pysen run format lint

ビルド

Build Tools for Visual Studio 2019 が必要です。

pip install -r requirements-dev.txt

python -m nuitka \
    --standalone \
    --plugin-enable=numpy \
    --follow-import-to=numpy \
    --follow-import-to=aiofiles \
    --include-package=uvicorn \
    --include-package-data=pyopenjtalk \
    --include-data-file=VERSION.txt=./ \
    --include-data-file=speakers.json=./ \
    --include-data-file=C:/音声ライブラリへのパス/Release/*.dll=./ \
    --include-data-file=C:/音声ライブラリへのパス/*.bin=./ \
    --include-data-dir=.venv/Lib/site-packages/_soundfile_data=./_soundfile_data \
    --msvc=14.2 \
    --follow-imports \
    --no-prefer-source-code \
    run.py

ライセンス

LGPL v3 と、ソースコードの公開が不要な別ライセンスのデュアルライセンスです。 別ライセンスを取得したい場合は、ヒホ(twitter: @hiho_karuta)に求めてください。

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