feat: init upload

app.py

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+import json
+
+import gradio as gr
+from omegaconf import OmegaConf
+from huggingface_hub import snapshot_download
+from vosk import Model, KaldiRecognizer
+
+def load_vosk(model_id: str):
+    model_dir = snapshot_download(model_id)
+    return Model(model_path=model_dir)
+
+OmegaConf.register_new_resolver("load_vosk", load_vosk)
+
+models_config = OmegaConf.to_object(OmegaConf.load("configs/models.yaml"))
+
+def automatic_speech_recognition(model_id: str, dialect_id: str, audio_data: str):
+    model = models_config[model_id]["model"][dialect_id]
+    sample_rate, audio_array = audio_data
+    audio_bytes = audio_array.tobytes()
+
+    rec = KaldiRecognizer(model, sample_rate)
+
+    rec.SetWords(True)
+
+    results = []
+    
+    for start in range(0, len(audio_bytes), 4000):
+        end = min(start + 4000, len(audio_bytes))
+        data = audio_bytes[start:end]
+        if rec.AcceptWaveform(data):
+            raw_result = json.loads(rec.Result())
+            results.append(raw_result)
+                
+    final_result = json.loads(rec.FinalResult())
+    results.append(final_result)
+
+    filtered_lines = []
+
+    for result in results:
+        result["text"] = result["text"].replace(" ", "")
+        if len(result["text"]) > 0:
+            filtered_lines.append(result["text"])
+
+  
+    return "，".join(filtered_lines) + "。"
+
+
+def when_model_selected(model_id: str):
+    model_config = models_config[model_id]
+
+    dialect_drop_down_choices = [
+        (k, v) for k, v in model_config["dialect_mapping"].items()
+    ]
+
+    return gr.update(
+        choices=dialect_drop_down_choices,
+        value=dialect_drop_down_choices[0][1],
+    )
+
+
+demo = gr.Blocks(
+    title="臺灣客語語音辨識系統",
+    css="@import url(https://tauhu.tw/tauhu-oo.css);",
+    theme=gr.themes.Default(
+        font=(
+            "tauhu-oo",
+            gr.themes.GoogleFont("Source Sans Pro"),
+            "ui-sans-serif",
+            "system-ui",
+            "sans-serif",
+        )
+    ),
+)
+
+with demo:
+    default_model_id = list(models_config.keys())[0]
+    model_drop_down = gr.Dropdown(
+        models_config.keys(),
+        value=default_model_id,
+        label="模型",
+    )
+
+    dialect_drop_down = gr.Dropdown(
+        choices=[
+            (k, v)
+            for k, v in models_config[default_model_id]["dialect_mapping"].items()
+        ],
+        value=list(models_config[default_model_id]["dialect_mapping"].values())[0],
+        label="腔調",
+    )
+
+    model_drop_down.input(
+        when_model_selected,
+        inputs=[model_drop_down],
+        outputs=[dialect_drop_down],
+    )
+
+    gr.Markdown(
+        """
+        # 臺灣客語語音辨識系統
+        ### Taiwanese Hakka Automatic-Speech-Recognition System
+        ### 研發
+        - **[李鴻欣 Hung-Shin Lee](mailto:hungshinlee@gmail.com)（諾思資訊 North Co., Ltd.）**
+        - **[陳力瑋 Li-Wei Chen](mailto:wayne900619@gmail.com)（諾思資訊 North Co., Ltd.）**
+        """
+    )
+    gr.Interface(
+        automatic_speech_recognition,
+        inputs=[
+            model_drop_down,
+            dialect_drop_down,
+            gr.Audio(
+                label="上傳或錄音",
+                type="numpy",
+                waveform_options=gr.WaveformOptions(
+                    sample_rate=16000,
+                ),
+            ),
+        ],
+        outputs=[
+            gr.Text(interactive=False, label="客語漢字"),
+        ],
+        allow_flagging="auto",
+    )
+
+demo.launch()

configs/models.yaml

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+htia-0.1:
+  model:
+    htia_sixian: ${load_vosk:formospeech/kaldi-taiwanese-hakka-sixian}
+    htia_hailu: ${load_vosk:formospeech/kaldi-taiwanese-hakka-hailu}
+    htia_dapu: ${load_vosk:formospeech/kaldi-taiwanese-hakka-dapu}
+    htia_raoping: ${load_vosk:formospeech/kaldi-taiwanese-hakka-raoping}
+    htia_zhaoan: ${load_vosk:formospeech/kaldi-taiwanese-hakka-zhaoan}
+    htia_nansixian: ${load_vosk:formospeech/kaldi-taiwanese-hakka-nansixian}
+  dialect_mapping:
+    四縣: htia_sixian
+    海陸: htia_hailu
+    大埔: htia_dapu
+    饒平: htia_raoping
+    詔安: htia_zhaoan
+    南四縣: htia_nansixian

requirements.txt

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+vosk
+omegaconf