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+import os
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+import argparse
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+from openai import OpenAI
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+from dotenv import load_dotenv
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+import tiktoken
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+from pypinyin import pinyin, Style
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+import jieba
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+
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+load_dotenv('environment.env')
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+client = OpenAI()
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+
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+system_prompt = """你是一位專業的轉錄校對助理，專門處理有關溫室氣體、碳排放和碳管理的對話轉錄。
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+你的任務是：
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+1. 確保以下專業術語的準確性：溫室氣體、碳排放、碳管理、碳盤查、碳權交易、碳足跡、淨零排放、碳權。
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+2. 在必要時添加適當的標點符號，如句號、逗號
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+3. 使用台灣的繁體中文，確保語言表達符合台灣的用語習慣。
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+4. 只更正明顯的錯誤或改善可讀性，不要改變原文的意思或結構。
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+5. 不要回答問題、解釋概念或添加任何不在原文中的信息。
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+6. 如果原文是一個問句，保持它的問句形式，不要提供答案。
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+
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+請只根據提供的原文進行必要的更正，不要添加或刪除任何實質性內容。在修正時，請特別注意上下文，確保修正後的詞語符合整句話的語境。"""
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+
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+def transcribe(audio_file):
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+ try:
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+ transcript = client.audio.transcriptions.create(
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+ file=audio_file,
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+ model="whisper-1",
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+ response_format="text"
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+ )
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+ return transcript
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+ except Exception as e:
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+ print(f"轉錄時發生錯誤：{str(e)}")
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+ return None
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+
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+def process_audio_file(file_path):
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+ try:
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+ with open(file_path, "rb") as audio_file:
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+ file_size = os.path.getsize(file_path) / (1024 * 1024) # 轉換為 MB
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+ if file_size > 25:
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+ print(f"警告：文件 {os.path.basename(file_path)} 大小為 {file_size:.2f} MB，超過了 25 MB 的限制。可能無法處理。")
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+
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+ print(f"\n處理文件：{os.path.basename(file_path)}")
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+ raw_transcript = transcribe(audio_file)
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+ if raw_transcript is None:
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+ return
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+
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+ print("\n原始轉錄：")
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+ print(raw_transcript)
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+
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+ corrected_transcript = post_process_transcript(raw_transcript)
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+ print("\n修正後的轉錄：")
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+ print(corrected_transcript)
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+
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+ except Exception as e:
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+ print(f"處理文件 {os.path.basename(file_path)} 時發生錯誤：{str(e)}")
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+
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+def process_folder(folder_path):
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+ processed_files = 0
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+
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+ for filename in os.listdir(folder_path):
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+ if filename.endswith((".mp3", ".wav", ".m4a")):
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+ file_path = os.path.join(folder_path, filename)
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+ process_audio_file(file_path)
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+ processed_files += 1
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+
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+ print("\n=== 總結 ===")
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+ print(f"處理的文件數：{processed_files}")
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+
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+def chinese_soundex(pinyin):
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+ soundex_map = {
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+ 'b': '1', 'p': '1', 'm': '1', 'f': '1',
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+ 'd': '2', 't': '2', 'n': '2', 'l': '2',
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+ 'g': '3', 'k': '3', 'h': '3',
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+ 'j': '4', 'q': '4', 'x': '4',
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+ 'zh': '5', 'ch': '5', 'sh': '5', 'r': '5',
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+ 'z': '6', 'c': '6', 's': '6'
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+ }
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+
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+ code = pinyin[0].upper()
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+ tone = '0'
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+
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+ for char in pinyin[1:]:
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+ if char.isdigit():
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+ tone = char
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+ elif char in soundex_map:
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+ if len(code) == 1 or code[-1] != soundex_map[char]:
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+ code += soundex_map[char]
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+ if len(code) == 4:
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+ break
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+
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+ return (code.ljust(4, '0') + tone)[:5]
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+
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+def compare_chinese_words(word1, word2):
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+ pinyin1 = ''.join([p[0] for p in pinyin(word1, style=Style.TONE3, neutral_tone_with_five=True)])
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+ pinyin2 = ''.join([p[0] for p in pinyin(word2, style=Style.TONE3, neutral_tone_with_five=True)])
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+
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+ soundex1 = chinese_soundex(pinyin1)
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+ soundex2 = chinese_soundex(pinyin2)
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+
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+ return soundex1 == soundex2
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+
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+error_correction = {
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+ "看拳": "碳權",
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+ "看盤插": "碳盤查",
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+ "盤插": "盤查",
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+ "看": "碳"
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+}
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+
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+def fuzzy_correct_chinese(text, correct_terms):
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+ words = jieba.cut(text)
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+ corrected_words = []
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+ for word in words:
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+ if word in error_correction:
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+ corrected_words.append(error_correction[word])
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+ else:
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+ for term in correct_terms:
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+ if compare_chinese_words(word, term):
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+ corrected_words.append(term)
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+ break
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+ else:
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+ corrected_words.append(word)
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+ return ' '.join(corrected_words)
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+
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+def post_process_transcript(transcript, temperature=0):
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+ correct_terms = ["碳", "溫室氣體", "碳排放", "排放", "碳管理", "管理", "碳盤查", "盤查", "碳權交易", "碳費",
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+ "碳權", "碳足跡", "足跡", "淨零排放", "零排放", "排放", "淨零",
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+ "氣候變遷法", "氣候", "氣候變遷", "法",
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+ "是什麼", "請解釋", "為什麼", "什麼意思",
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+ "台灣"]
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+
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+ corrected_transcript = fuzzy_correct_chinese(transcript, correct_terms)
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+
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+ messages = [
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+ {"role": "system", "content": system_prompt},
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+ {"role": "user", "content": f"請校對並修正以下轉錄文本，但不要改變其原意或回答問題：\n\n{corrected_transcript}"}
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+ ]
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+
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+ response = client.chat.completions.create(
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+ model="gpt-4o",
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+ temperature=temperature,
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+ messages=messages
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+ )
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+
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+ return response.choices[0].message.content
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+
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+def main():
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+ parser = argparse.ArgumentParser(description="處理音頻文件使用 Whisper")
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+ parser.add_argument("--file", help="要處理的單個音頻文件的路徑")
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+ parser.add_argument("--folder", default="data", help="包含音頻文件的文件夾路徑（默認：data）")
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+ args = parser.parse_args()
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+
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+ if args.file:
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+ if os.path.isfile(args.file):
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+ process_audio_file(args.file)
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+ else:
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+ print(f"錯誤：文件 '{args.file}' 不存在。")
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+ elif args.folder:
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+ if os.path.isdir(args.folder):
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+ process_folder(args.folder)
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+ else:
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+ print(f"錯誤：文件夾 '{args.folder}' 不存在。")
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+ else:
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+ print("錯誤：請指定一個文件（--file）或文件夾（--folder）來處理。")
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+
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+if __name__ == "__main__":
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+ main()
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