init matcha

bi_v100-matcha/Dockerfile_matcha

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+FROM corex:3.2.1
+
+WORKDIR /workspace
+
+COPY requirements_matcha.txt constraints_matcha.txt matcha_server.py launch_matcha.sh /workspace/
+
+RUN pip install -r requirements_matcha.txt -c constraints_matcha.txt 
+RUN pip install matcha-tts -c constraints_matcha.txt 
+
+RUN apt update \
+    && apt install -y espeak-ng
+
+ENTRYPOINT ["/bin/bash", "launch_matcha.sh"]

bi_v100-matcha/README.md

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+# tiangai100-matcha-tts
+
+【语音合成】

bi_v100-matcha/constraints_matcha.txt

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+torch==2.1.0+corex.3.2.1
+numpy==1.23.5
+scipy==1.14.1

bi_v100-matcha/launch_matcha.sh

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+#!/bin/bash
+
+python3 matcha_server.py
+

bi_v100-matcha/matcha_server.py

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+import os
+model_dir = os.getenv("MODEL_DIR", "/mounted_model")
+model_name = os.getenv("MODEL_NAME", "model.ckpt")
+
+import logging
+logging.basicConfig(
+    format="%(asctime)s %(name)-12s %(levelname)-4s %(message)s",
+    datefmt="%Y-%m-%d %H:%M:%S",
+    level=os.environ.get("LOGLEVEL", "INFO"),
+)
+logger = logging.getLogger(__file__)
+
+# enable custom patcher if available
+patcher_path = os.path.join(model_dir, "custom_patcher.py")
+if os.path.exists(patcher_path):
+    import shutil
+    shutil.copyfile(patcher_path, "custom_patcher.py")
+    try:
+        import custom_patcher
+        logger.info("Custom patcher has been applied.")
+    except ImportError:
+        logger.info("Failed to import custom_patcher. Ensure it is a valid Python module.")
+else:
+    logger.info("No custom_patcher found.")
+
+import wave
+import numpy as np
+from scipy.signal import resample
+import re
+
+from fastapi import FastAPI, Response, Body, HTTPException
+from fastapi.responses import StreamingResponse, JSONResponse
+from contextlib import asynccontextmanager
+import uvicorn
+import xml.etree.ElementTree as ET
+
+import torch
+torch.set_num_threads(4)
+
+torch.backends.cuda.enable_flash_sdp(False)
+torch.backends.cuda.enable_mem_efficient_sdp(False)
+torch.backends.cuda.enable_math_sdp(True)
+
+from torch import Tensor
+from torch.nn import functional as F
+from typing import Optional, List
+
+def conv_transpose1d_forward(self, input: Tensor, output_size: Optional[List[int]] = None) -> Tensor:
+    if self.padding_mode != 'zeros':
+        raise ValueError('Only `zeros` padding mode is supported for ConvTranspose1d')
+
+    assert isinstance(self.padding, tuple)
+    # One cannot replace List by Tuple or Sequence in "_output_padding" because
+    # TorchScript does not support `Sequence[T]` or `Tuple[T, ...]`.
+    num_spatial_dims = 1
+    output_padding = self._output_padding(
+        input, output_size, self.stride, self.padding, self.kernel_size,  # type: ignore[arg-type]
+        num_spatial_dims, self.dilation)  # type: ignore[arg-type]
+    with torch.amp.autocast('cuda', dtype=torch.float16):
+        return F.conv_transpose1d(
+            input, self.weight, self.bias, self.stride, self.padding,
+            output_padding, self.groups, self.dilation).float()
+
+torch.nn.ConvTranspose1d.forward = conv_transpose1d_forward
+
+from matcha.cli import load_matcha, load_vocoder, to_waveform, process_text
+
+model = None
+vocoder = None
+denoiser = None
+device = 'cuda' if torch.cuda.is_available() else 'cpu'
+
+MODEL_SR = int(os.getenv("MODEL_SR", 22050))
+speaking_rate = float(os.getenv("SPEAKING_RATE", 1.0))
+TARGET_SR = 16000
+N_ZEROS = 100
+
+
+def init():
+    global model, vocoder, denoiser
+    ckpt_path = os.path.join(model_dir, model_name)
+    vocoder_path = os.path.join(model_dir, "generator_v1")
+    model = load_matcha("custom_model", ckpt_path, device)
+    vocoder, denoiser = load_vocoder("hifigan_T2_v1", vocoder_path, device)
+
+    # warmup:
+    for _ in generate("你好，欢迎使用语音合成服务。"):
+        pass
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    init()
+    yield
+    pass
+
+app = FastAPI(lifespan=lifespan)
+
+xml_namespace = "{http://www.w3.org/XML/1998/namespace}"
+symbols = ',.!?;:()[]{}<>，。！？；：【】《》……"“”_—'
+def contains_words(text):
+    return any(char not in symbols for char in text)
+
+def split_text(text, max_chars=135):
+    sentences = re.split(r"(?<=[;:.!?])\s+|(?<=[。！？])", text)
+    sentences = [s.strip() for s in sentences if s.strip()]
+    return sentences
+
+    # chunks = []
+    # current_chunk = ""
+    # for sentence in sentences:
+    #     if len(current_chunk.encode("utf-8")) + len(sentence.encode("utf-8")) <= max_chars:
+    #         current_chunk += sentence + " " if sentence and len(sentence[-1].encode("utf-8")) == 1 else sentence
+    #     else:
+    #         if current_chunk:
+    #             chunks.append(current_chunk.strip())
+    #         current_chunk = sentence + " " if sentence and len(sentence[-1].encode("utf-8")) == 1 else sentence
+
+    # if current_chunk:
+    #     chunks.append(current_chunk.strip())
+
+    # return chunks
+
+def audio_postprocess(audio: np.ndarray, ori_sr: int, target_sr: int) -> np.ndarray:
+    if ori_sr != target_sr:
+        number_of_samples = int(len(audio) * float(target_sr) / ori_sr)
+        audio_resampled = resample(audio, number_of_samples)
+    else:
+        audio_resampled = audio
+    if audio.dtype == np.float32:
+        audio_resampled = np.clip(audio_resampled, -1.0, 1.0)
+        audio_resampled = (audio_resampled * 32767).astype(np.int16)
+    return audio_resampled
+
+def generate(texts):
+    chunks = split_text(texts)
+    for i, chunk in enumerate(chunks):
+        try:
+            text_processed = process_text(0, chunk, device)
+        except Exception as e:
+            logger.error(f"Error processing text: {e}")
+        with torch.inference_mode():
+            output = model.synthesise(
+                text_processed["x"],
+                text_processed["x_lengths"],
+                n_timesteps=10,
+                temperature=0.667,
+                spks=None,
+                length_scale=speaking_rate
+            )
+            output["waveform"] = to_waveform(output["mel"], vocoder, denoiser, denoiser_strength=0.00025)
+            audio = output["waveform"].detach().cpu().squeeze().numpy()
+        yield audio_postprocess(audio, MODEL_SR, TARGET_SR).tobytes()
+
+
+@app.post("/")
+@app.post("/tts")
+def predict(ssml: str = Body(...)):
+    try:
+        root = ET.fromstring(ssml)
+        voice_element = root.find(".//voice")
+        if voice_element is not None:
+            transcription = voice_element.text.strip()
+            language = voice_element.get(f'{xml_namespace}lang', "zh").strip()
+            # voice_name = voice_element.get("name", "zh-f-soft-1").strip()
+        else:
+            return JSONResponse(status_code=400, content={"message": "Invalid SSML format: <voice> element not found."})
+    except ET.ParseError as e:
+        return JSONResponse(status_code=400, content={"message": "Invalid SSML format", "Exception": str(e)})
+    
+    if not contains_words(transcription):
+        audio = np.zeros(N_ZEROS, dtype=np.int16).tobytes()
+        return Response(audio, media_type='audio/wav')
+    
+    return StreamingResponse(generate(transcription), media_type='audio/wav')
+
+@app.get("/health")
+@app.get("/ready")
+async def ready():
+    return JSONResponse(status_code=200, content={"message": "success"})
+
+@app.get("/health_check")
+async def health_check():
+    try:
+        a = torch.ones(10, 20, dtype=torch.float32, device='cuda')
+        b = torch.ones(20, 10, dtype=torch.float32, device='cuda')
+        c = torch.matmul(a, b)
+        if c.sum() == 10 * 20 * 10:
+            return {"status": "ok"}
+        else:
+            raise HTTPException(status_code=503)
+    except Exception as e:
+        print(f'health_check failed')
+        raise HTTPException(status_code=503)
+
+if __name__ == "__main__":
+    import uvicorn
+    uvicorn.run(app, host="0.0.0.0", port=80)

bi_v100-matcha/requirements_matcha.txt

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+# --------- pytorch --------- #
+torch>=2.0.0
+torchvision>=0.15.0
+lightning>=2.0.0
+torchmetrics>=0.11.4
+
+# --------- hydra --------- #
+hydra-core==1.3.2
+hydra-colorlog==1.2.0
+hydra-optuna-sweeper==1.2.0
+
+# --------- loggers --------- #
+# wandb
+# neptune-client
+# mlflow
+# comet-ml
+# aim>=3.16.2  # no lower than 3.16.2, see https://github.com/aimhubio/aim/issues/2550
+
+# --------- others --------- #
+rootutils       # standardizing the project root setup
+pre-commit      # hooks for applying linters on commit
+rich            # beautiful text formatting in terminal
+pytest          # tests
+# sh            # for running bash commands in some tests (linux/macos only)
+phonemizer      # phonemization of text
+tensorboard
+librosa
+Cython
+numpy
+einops
+inflect
+Unidecode
+scipy
+torchaudio
+matplotlib
+pandas
+conformer==0.3.2
+diffusers # developed using version ==0.25.0
+notebook
+ipywidgets
+gradio==3.43.2
+gdown
+wget
+seaborn
+
+fastapi
+uvicorn[standard]