{"id":4140,"date":"2026-03-26T20:14:45","date_gmt":"2026-03-26T11:14:45","guid":{"rendered":"https:\/\/www.dogrow.net\/python\/?p=4140"},"modified":"2026-03-28T20:40:26","modified_gmt":"2026-03-28T11:40:26","slug":"blog141%e3%80%90google-cloud-tts-8%e3%80%91%e4%ba%8c%e4%ba%ba%e4%bb%a5%e4%b8%8a%e3%81%ae%e4%bc%9a%e8%a9%b1%e3%82%92%e5%85%a5%e5%8a%9b%e5%8f%af%e8%83%bd%e3%81%ab","status":"publish","type":"post","link":"https:\/\/www.dogrow.net\/python\/blog141%e3%80%90google-cloud-tts-8%e3%80%91%e4%ba%8c%e4%ba%ba%e4%bb%a5%e4%b8%8a%e3%81%ae%e4%bc%9a%e8%a9%b1%e3%82%92%e5%85%a5%e5%8a%9b%e5%8f%af%e8%83%bd%e3%81%ab\/","title":{"rendered":"(141)\u3010Google Cloud TTS #8\u3011\u4e8c\u4eba\u4ee5\u4e0a\u306e\u4f1a\u8a71\u3092\u5165\u529b\u53ef\u80fd\u306b"},"content":{"rendered":"

\u30100\u3011\u9023\u8f09\u5185\u5bb9<\/h1>\n

(134)\u3010Google Cloud TTS #1\u3011\u5b50\u3069\u3082\u306e\u82f1\u4f1a\u8a71\u5b66\u7fd2\u6559\u6750\u3092\u4f5c\u308a\u305f\u3044\uff01<\/a>
\n(135)\u3010Google Cloud TTS #2\u3011Google Cloud\u5074\u306e\u6e96\u5099\u4f5c\u696d<\/a>
\n(136)\u3010Google Cloud TTS #3\u3011\u81ea\u524d\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u6e96\u5099\u4f5c\u696d\uff08Ubuntu24\uff09<\/a>
\n(137)\u3010Google Cloud TTS #4\u3011WEB\u30d6\u30e9\u30a6\u30b6\u304b\u3089\u5b9f\u884c<\/a>
\n(138)\u3010Google Cloud TTS #5\u3011\u8a71\u3059\u901f\u5ea6\u3092\u3086\u3063\u304f\u308a\u306b<\/a>
\n(139)\u3010Google Cloud TTS #6\u3011\u58f0\u306e\u5927\u304d\u3055\u3001\u58f0\u306e\u9ad8\u3055\u3092\u5909\u3048\u308b\u3002<\/a>
\n(140)\u3010Google Cloud TTS #7\u3011Web\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u8a71\u8005\uff08Voice\uff09\u3092\u6307\u5b9a\u53ef\u80fd\u306b<\/a>
\n(141)\u3010Google Cloud TTS #8\u3011\u4e8c\u4eba\u4ee5\u4e0a\u306e\u4f1a\u8a71\u3092\u5165\u529b\u53ef\u80fd\u306b<\/a> \u2190\u4eca\u56de\u306f\u30b3\u30b3<\/span>
\n(142)\u3010Google Cloud TTS #9\u3011\u82f1\u4f1a\u8a71\u6559\u6750\u3092\u4f5c\u308b\u3002\uff08\u4e00\u5148\u305a\u5b8c\u7d50\uff09<\/a><\/p>\n

\"\"<\/p>\n

\u30101\u3011\u3084\u308a\u305f\u3044\u3053\u3068<\/h1>\n

\u4eca\u56de\u306f\u3001\u524d\u56de\u306e\u6295\u7a3f<\/a> \u306e\u300c\u4eca\u5f8c\u3084\u308a\u305f\u3044\u3053\u3068\u300d\u306b\u66f8\u3044\u305f\u3053\u3068\u3092\u5b9f\u88c5\u3059\u308b\u3002
\n\u4e8c\u4eba\u4ee5\u4e0a\u306e\u4f1a\u8a71\u3092\u5165\u529b\u53ef\u80fd\u306b\u3059\u308b\u3002
\n\u3000\u2192 \uff08\u97f3\u58f0\u30ad\u30e3\u30e9\u30af\u30bf\u30fc\u3001\u82f1\u6587\u30c6\u30ad\u30b9\u30c8\uff09\u3092\u30bb\u30c3\u30c8\u3068\u3057\u3001\u8907\u6570\u30bb\u30c3\u30c8\u3092\u9806\u756a\u306b TTS\u51e6\u7406\u3057\u3001\u4e00\u3064\u306eMP3\u30d5\u30a1\u30a4\u30eb\u306b\u7d50\u5408\u3059\u308b\u3002<\/span><\/p>\n

\u30102\u3011\u5b8c\u6210\u5f62<\/h1>\n

\u3053\u3093\u306a\u611f\u3058\u306b\u51fa\u6765\u4e0a\u304c\u3063\u305f\u3002<\/span>
\n\"\"<\/p>\n

\u4f7f\u3044\u65b9<\/h3>\n

(1) \u82f1\u6587\u30c6\u30ad\u30b9\u30c8\u3092\u5165\u529b\u3059\u308b\u3002
\n(2) \u8aad\u307f\u4e0a\u3052\u901f\u5ea6\u3092\u8a2d\u5b9a\u3059\u308b\u3002 0.3\u500d \uff5e 2.0\u500d
\n(3) \u97f3\u58f0\u3092\u9078\u629e\u3059\u308b\u3002
\n\u3053\u308c\u3092\u6700\u59274\u56de\u5206\u6307\u5b9a\u3067\u304d\u308b\u3002\u3053\u308c\u3092\u4f7f\u3048\u3070\u8907\u6570\u4eba\u304c\u4f1a\u8a71\u3057\u3066\u3044\u308b\u30b7\u30fc\u30f3\u304c\u4f5c\u308c\u308b\u3002
\n\u3000\u2193
\n[\u97f3\u58f0\u3092\u751f\u6210]\u3000\u30dc\u30bf\u30f3\u3092\u62bc\u4e0b\u3059\u308b\u3068\u3001\u4e0a\u8a18(1),(2),(3)\u3067\u6307\u5b9a\u3057\u305f\u901a\u308a\u306e MP3\u97f3\u58f0\u30d5\u30a1\u30a4\u30eb\u304c\u51fa\u6765\u4e0a\u304c\u308b\u3002<\/p>\n

\u30103\u3011\u30d7\u30ed\u30b0\u30e9\u30e0<\/h1>\n

\u30a8\u30e9\u30fc\u51e6\u7406\u3001\u30ed\u30b0\u53ce\u96c6\u51e6\u7406\u306a\u3069\u306e\u6b8b\u4ef6\u304c\u3044\u308d\u3044\u308d\u3068\u3042\u308b\u304c\u3001\u3072\u3068\u307e\u305a\u6240\u671b\u306e\u6a5f\u80fd\u3092\u5b9f\u88c5\u3067\u304d\u305f\u306e\u3067\u8a18\u9332\u3057\u3066\u304a\u3053\u3046\u3002<\/p>\n

1\/6 : index.py<\/h3>\n

Web\u30da\u30fc\u30b8\u3092\u4f7f\u3063\u305f\u64cd\u4f5c\u753b\u9762\u3060\u3002<\/p>\n

\r\n#!\/opt\/webtts\/myenv\/bin\/python\r\nimport cgi\r\nimport os\r\nimport sys\r\nfrom datetime import datetime\r\n\r\n# \u30c7\u30d0\u30c3\u30b0\u7528\uff08\u30a8\u30e9\u30fc\u6642\u306b\u8a73\u7d30\u3092\u30d6\u30e9\u30a6\u30b6\u306b\u8868\u793a\uff09\r\nimport cgitb\r\ncgitb.enable()\r\n\r\n# \u81ea\u4f5c\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u30d1\u30b9\u3092\u901a\u3059\r\nsys.path.append('\/opt\/webtts\/src')\r\nimport my_ggtts \r\nfrom CVoice import CVoices\r\n\r\n# HTTP\u30d8\u30c3\u30c0\u30fc\u306e\u51fa\u529b\r\nprint("Content-Type: text\/html; charset=utf-8\\n")\r\n\r\n#\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\ndef execute_TTS(form, cvoices):\r\n    #-------------------------------------------------------------------\r\n    # \u5165\u529b\u60c5\u5831\u3092\u53d6\u5f97\r\n    texts  = form.getlist('text[]')\r\n    srates = form.getlist('srate[]')\r\n    vnames = form.getlist('vname[]')\r\n    fname_prefix = form.getvalue('fname_prefix')\r\n    #-------------------------------------------------------------------\r\n    html_sound = ''\r\n    tts_request = []\r\n    for text, srate, vname in zip(texts, srates, vnames):\r\n        #---------------------------------------------------------------\r\n        if not text:                                # \u82f1\u6587\u30c6\u30ad\u30b9\u30c8\u306e\u5165\u529b\u306a\u3057\uff1f\r\n            break\r\n        #---------------------------------------------------------------\r\n        try:\r\n            sratef = float(srate)\r\n        except (TypeError, ValueError):\r\n            sratef = 0.8\r\n        sratef = max(0.3, min(2.0, sratef))         # 0.3\uff5e2.0\u306b\u4e38\u3081\u308b\u3002\r\n        #---------------------------------------------------------------\r\n        vitem = cvoices.get_item(vname)             # \u6307\u5b9a\u306e Voice\u60c5\u5831\u3092\u53d6\u5f97\r\n        if not vitem:\r\n            raise RuntimeError(f"Internal error in execute_TTS[1]")\r\n        #---------------------------------------------------------------\r\n        tts_request.append([text, sratef, vitem])\r\n    #-------------------------------------------------------------------\r\n    if len(tts_request) > 0:\r\n        #---------------------------------------------------------------\r\n        # MP3\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u4f5c\u308b\u3002\r\n        filename  = f"{fname_prefix}.mp3"\r\n        #---------------------------------------------------------------\r\n        # TTS\u5b9f\u884c\r\n        try:\r\n            output_filepath = os.path.join(my_ggtts.OUTPUT_DIR, filename)\r\n            my_ggtts.generate_voice_from_list( tts_request, output_filepath )\r\n            audio_url  = f"\/webtts\/sound\/{filename}"\r\n            html_sound = f"""\r\n                <hr>\r\n                <h3>\u751f\u6210\u7d50\u679c:<\/h3>\r\n                <audio controls autoplay>\r\n                    <source src="{audio_url}?t={os.path.getmtime(output_filepath)}" type="audio\/mpeg">\r\n                    \u304a\u4f7f\u3044\u306e\u30d6\u30e9\u30a6\u30b6\u306faudio\u8981\u7d20\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u305b\u3093\u3002\r\n                <\/audio>\r\n            """\r\n\r\n        except Exception as e:\r\n            raise RuntimeError(f"TTS failed: {e}") from e\r\n    #-------------------------------------------------------------------\r\n    return html_sound\r\n\r\n#\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\ndef makeHtml_conversationForm( cvoices, form, num_rows=4 ):\r\n    #-------------------------------------------------------------------\r\n    texts  = form.getlist('text[]')\r\n    srates = form.getlist('srate[]')\r\n    vnames = form.getlist('vname[]')\r\n    #-------------------------------------------------------------------\r\n    html_rows = ''\r\n    rows = []\r\n    for i in range(num_rows):\r\n        #---------------------------------------------------------------\r\n        # form\u30c7\u30fc\u30bf\u304c\u3042\u308c\u3070\u3001\u524d\u56de\u306e\u5165\u529b\u5024\u3092\u53d6\u5f97\u3059\u308b\u3002\r\n        text  = texts[i]  if len(texts)  > i else ''\r\n        srate = srates[i] if len(srates) > i else '0.8'\r\n        vname = vnames[i] if len(vnames) > i else ''\r\n        #---------------------------------------------------------------\r\n        # Voice\u9078\u629e\u306e <select> \u8981\u7d20\u3092\u4f5c\u6210\r\n        html_select_voice = cvoices.getHtml_select(active_vname=vname, elm_name='vname[]')\r\n        #---------------------------------------------------------------\r\n        # 1 Voice\u5206\uff08\uff1d1\u884c\u5206\uff09\u306e\u8868\u793a\u9805\u76ee\u3092\u4f5c\u6210\r\n        html_row = f'''\r\n            <td><textarea name="text[]" rows="5" cols="100" placeholder="\u558b\u3089\u305b\u305f\u3044\u6587\u5b57\u3092\u5165\u529b...">{text}<\/textarea><br><\/td>\r\n            <td><input type="number" name="srate[]" value="{srate}" step="0.1" min="0.3" max="2.0"><\/td>\r\n            <td>{html_select_voice}<\/td> '''\r\n        rows.append(f'<tr>{html_row}<\/tr>')\r\n    #-------------------------------------------------------------------\r\n    html_rows = ''.join(rows)\r\n    return f'''\r\n        <table>\r\n            <tr>\r\n                <th>\u82f1\u6587\u30c6\u30ad\u30b9\u30c8<\/th>\r\n                <th>\u8aad\u307f\u4e0a\u3052\u901f\u5ea6<br><small>0.3\u500d\uff5e2.0\u500d<\/small><\/th>\r\n                <th>\u97f3\u58f0<\/th>\r\n            <\/tr>\r\n            {html_rows}\r\n        <\/table> '''\r\n\r\n#\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\nform = cgi.FieldStorage()   # \u30d5\u30a9\u30fc\u30e0\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\r\naction = form.getvalue('action', '')\r\ncvoices = CVoices()         # \u97f3\u58f0(voice)\u60c5\u5831\u3092 JSON\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30ed\u30fc\u30c9\u3059\u308b\u3002\r\nhtml_sound = ''             # \u30b5\u30a6\u30f3\u30c9\u30d7\u30ec\u30a4\u30e4\u30fc\u306eHTML\u6587\r\nif action == 'exectts':     # [\u97f3\u58f0\u3092\u751f\u6210]\u30dc\u30bf\u30f3\u62bc\u4e0b\u3067\u3042\u308c\u3070 TTS\u3092\u5b9f\u884c\u3059\u308b\u3002\r\n    try:\r\n        html_sound = execute_TTS(form, cvoices)\r\n    except Exception as e:\r\n        print(f"<p style='color:red;'>\u30a8\u30e9\u30fc\u767a\u751f: {e}<\/p>")  # \u2605\u5f8c\u3067logging\u306b\u5909\u66f4\u3059\u308b\u3002\r\n\r\n#\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\nhtml_speech_form = makeHtml_conversationForm(cvoices, form)  # \u5165\u529b\u30d5\u30a9\u30fc\u30e0\u306e HTML\u6587\u3092\u4f5c\u6210\r\nfname_prefix = form.getvalue('fname_prefix')\r\n# HTML\u306e\u51fa\u529b\r\nprint(f"""\r\n<!DOCTYPE html>\r\n<html lang="ja">\r\n<head>\r\n    <meta charset="UTF-8">\r\n    <link rel="stylesheet" href="style.css" \/>\r\n    <title>Google Cloud TTS Sample<\/title>\r\n<\/head>\r\n<body>\r\n    <h1>Text to Speech<\/h1>\r\n    <form method="POST">\r\n        <div class="setting">\r\n            {html_speech_form}\r\n            <input id="fname_prefix" type="text" name="fname_prefix" value="{fname_prefix}" placeholder="\u30d5\u30a1\u30a4\u30eb\u540d\u306eprefix">\r\n            <button type="submit" name="action" value="exectts">\u97f3\u58f0\u3092\u751f\u6210<\/button>\r\n        <\/div>\r\n    <\/form>\r\n    {html_sound}\r\n<\/body><\/html>\r\n""")\r\n<\/pre>\n
2\/6 : style.scss<\/h3>\n
\u6700\u4f4e\u9650\u306e\u88c5\u98fe\u3092\u65bd\u3057\u305f\u3002SASS\u3067\u66f8\u3044\u305f\u65b9\u304c\u7de8\u96c6\u3057\u3084\u3059\u3044\u3002<\/p>\n
\r\n@charset "UTF-8";\r\n\r\n*{\r\n    margin:0;\r\n    padding:0;\r\n    box-sizing: border-box;\r\n}\r\n\r\nbutton, select{\r\n    cursor: pointer;\r\n}\r\n\r\ntable{\r\n    border-collapse: collapse;\r\n    border-spacing: 0;\r\n    tr, th, td{\r\n        border: 1px #000 solid;\r\n    }\r\n    th, td{\r\n        padding: 0.5rem;\r\n    }\r\n    th{\r\n        background-color: #fffff0;\r\n    }\r\n    td{\r\n        background-color: #f0f0f0;\r\n    }\r\n}\r\n\r\ndiv.setting{\r\n    display: inline-block;\r\n    text-align: center;\r\n}\r\n\r\ninput[type="number"]{\r\n    text-align: center;\r\n    font-size: 1.3rem;\r\n}\r\n\r\nbutton[type="submit"]{\r\n    margin: 1rem;\r\n    padding: 0.5rem;\r\n    font-size: 1.5rem;\r\n}\r\n\r\ninput#fname_prefix{\r\n    text-align: center;\r\n    font-size: 1.2rem;\r\n    width: 20rem;\r\n    padding: 0.3rem;\r\n    border: 3px #888 solid;\r\n}\r\n<\/pre>\n
3\/6 : my_ggtts.py<\/h3>\n
Google Cloud TTS\uff08Text-to-Speech\uff09\u3068\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3001\u4eca\u56de\u306e\u30b3\u30a2\u30e2\u30b8\u30e5\u30fc\u30eb\u3060\u3002<\/p>\n
\r\nimport os\r\nimport tempfile\r\nfrom google.cloud import texttospeech\r\nfrom CMP3Joiner import CMP3Joiner\r\n\r\nOUTPUT_DIR = "\/opt\/webtts\/www\/sound"\r\n\r\n# Text-to-Speech API \u9375\u30d5\u30a1\u30a4\u30eb\u306e\u7d76\u5bfe\u30d1\u30b9\r\nKEY_PATH = "\/opt\/webtts\/auth\/key.json"\r\nos.environ.setdefault("GOOGLE_APPLICATION_CREDENTIALS", KEY_PATH)\r\n\r\n#\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\ndef _execute_ggtts(client, etext, language_code, voice_name, speaking_rate, output_path):\r\n    #-------------------------------------------------------------------\r\n    synthesis_input = texttospeech.SynthesisInput(text=etext)\r\n    if not language_code or not voice_name:\r\n        language_code = 'en-US'\r\n        voice_name    = 'en-US-Chirp3-HD-Rasalgethi'\r\n    #-------------------------------------------------------------------\r\n    # \u97f3\u58f0\u8a2d\u5b9a\r\n    voice        = texttospeech.VoiceSelectionParams(language_code=language_code, name=voice_name)\r\n    audio_config = texttospeech.AudioConfig(audio_encoding=texttospeech.AudioEncoding.MP3, speaking_rate=speaking_rate )\r\n    #-------------------------------------------------------------------\r\n    # TTS\u5b9f\u884c\r\n    try:\r\n        response = client.synthesize_speech(input=synthesis_input, voice=voice, audio_config=audio_config )\r\n    except Exception as e:\r\n        raise RuntimeError(f"synthesize_speech failed: {e}") from e\r\n    #-------------------------------------------------------------------\r\n    # MP3\u30d5\u30a1\u30a4\u30eb\u51fa\u529b\r\n    try:\r\n        output_dir = os.path.dirname(output_path)\r\n        if output_dir:\r\n            os.makedirs(output_dir, exist_ok=True)\r\n        with open(output_path, "wb") as out:\r\n            out.write(response.audio_content)\r\n    except Exception as e:\r\n        raise RuntimeError(f"Failed to write MP3 file '{output_path}': {e}") from e\r\n    #-------------------------------------------------------------------\r\n\r\n#\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\ndef generate_voice(etext, output_path, speaking_rate=1.0, language_code='', voice_name=''):\r\n    #-------------------------------------------------------------------\r\n    # TTS client instance\u751f\u6210\r\n    try:\r\n        client = texttospeech.TextToSpeechClient()\r\n    except Exception as e:\r\n        raise RuntimeError(f"Failed to create TextToSpeechClient: {e}") from e\r\n    #-------------------------------------------------------------------\r\n    # TTS\u5b9f\u884c\r\n    try:\r\n        _execute_ggtts(client, etext, language_code, voice_name, speaking_rate, output_path)\r\n    except Exception as e:\r\n        raise RuntimeError(f"TTS failed (voice={voice_name}, lang={language_code}): {e}") from e\r\n\r\n#\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\ndef generate_voice_from_list(tts_requests, filepath):\r\n    #-------------------------------------------------------------------\r\n    # TTS client instance\u751f\u6210\r\n    try:\r\n        client = texttospeech.TextToSpeechClient()\r\n    except Exception as e:\r\n        raise RuntimeError(f"Failed to create TextToSpeechClient: {e}") from e\r\n    #-------------------------------------------------------------------\r\n    # \u5168\u3066\u306e\u5909\u63db\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9806\u306b\u51e6\u7406\u3059\u308b\u3002\r\n    output_files = []\r\n    for idx, (etext, srate, vitem) in enumerate(tts_requests, start=1):\r\n        lcode = vitem.lcode\r\n        vname = vitem.vname\r\n        if not lcode or not vname:\r\n            raise RuntimeError(f"Invalid voice data at request #{idx}")\r\n        #---------------------------------------------------------------\r\n        try:\r\n            # \u9023\u7d50\u524d\u306e\u4e00\u6642\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u4f5c\u308b\u3002\r\n            with tempfile.NamedTemporaryFile(delete=False, suffix=".mp3", dir=OUTPUT_DIR) as tmp:\r\n                output_path = tmp.name\r\n        except Exception as e:\r\n            raise RuntimeError(f"Failed to create temp file at request #{idx}: {e}") from e\r\n        #---------------------------------------------------------------\r\n        # TTS\u5b9f\u884c\r\n        try:\r\n            _execute_ggtts( client, etext, lcode, vname, srate, output_path )\r\n        except Exception as e:\r\n            raise RuntimeError(f"TTS failed at request #{idx} (voice={vname}, lang={lcode}): {e}") from e\r\n        output_files.append(output_path)\r\n    #-------------------------------------------------------------------\r\n    # \u4e00\u3064\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u307e\u3068\u3081\u308b\u3002\r\n    if not output_files:\r\n        raise RuntimeError("No audio files were generated.")\r\n    try:\r\n        output_dir = os.path.dirname(filepath)\r\n        if output_dir:\r\n            os.makedirs(output_dir, exist_ok=True)\r\n        CMP3Joiner.join_mp3_files(output_files, filepath)\r\n    except Exception as e:\r\n        raise RuntimeError(f"Failed to join MP3 files: {e}") from e\r\n    #-------------------------------------------------------------------\r\n<\/pre>\n
4\/6 : CVoice.py<\/h3>\n
Google Cloud\u304c\u63d0\u4f9b\u3057\u3066\u304f\u308c\u3066\u3044\u308b\u97f3\u58f0\uff08Voice, Speaker\uff09\u3092\u307e\u3068\u3081\u3066\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u30af\u30e9\u30b9\u3060\u3002
\n\u30c7\u30fc\u30bf\u306f\u5916\u90e8\u306e JSON\u30d5\u30a1\u30a4\u30eb\uff08\u5f8c\u8ff0\u306e voice.json\uff09\u306b\u4fdd\u5b58\u3057\u3066\u3044\u308b\u3002<\/p>\n
\r\nimport json\r\nimport os\r\nimport html\r\nfrom dataclasses import dataclass\r\n\r\n#\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\n@dataclass(frozen=True)\r\nclass CVoice:\r\n    lcode: str\r\n    vname: str\r\n\r\n#\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\nclass CVoices:\r\n    #\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\n    def __init__(self, fpath=None):\r\n        #---------------------------------------------------------------\r\n        self.voices: dict[str, dict[str, str | None]] = {}\r\n        #---------------------------------------------------------------\r\n        try:\r\n            #-----------------------------------------------------------\r\n            if not fpath:\r\n                base_dir = os.path.dirname(os.path.abspath(__file__))\r\n                fpath    = os.path.join(base_dir, 'voice.json')\r\n            #-----------------------------------------------------------\r\n            with open(fpath, 'r', encoding='utf-8') as f:\r\n                loaddata = json.load(f)\r\n            if not isinstance(loaddata, list):\r\n                raise RuntimeError(f"Invalid JSON format in {fpath}: root must be a list.")\r\n            #-----------------------------------------------------------\r\n            for voice in loaddata:\r\n                if 'vname' not in voice or 'lcode' not in voice:\r\n                    continue                    # \u58ca\u308c\u305f\u30c7\u30fc\u30bf\u3092\u7121\u8996 \u2605\u5f8c\u3067logging\u306b\u5909\u66f4 \u2192 \u30c7\u30fc\u30bf\u4fee\u6b63\r\n                self.voices[voice['vname']] = {\r\n                    'age':   voice.get('age'),\r\n                    'sex':   voice.get('sex'),\r\n                    'lcode': voice.get('lcode')\r\n                }\r\n        #---------------------------------------------------------------\r\n        except (OSError, json.JSONDecodeError) as e:\r\n            raise RuntimeError(f"Could not load {fpath}: {e}")\r\n\r\n    # public \/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\n    def get_item(self, vname: str) -> CVoice | None:\r\n        #---------------------------------------------------------------\r\n        item = self.voices.get(vname)\r\n        #---------------------------------------------------------------\r\n        if not item or not item.get('lcode'):\r\n            return None\r\n        return CVoice(lcode=item['lcode'], vname=vname)\r\n\r\n    # public \/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\n    def getHtml_select(self, conditions: dict[str, str] | None = None, active_vname: str='', elm_name: str='vname') -> str:\r\n        #---------------------------------------------------------------\r\n        if conditions is None:\r\n            conditions = {}\r\n        filtered = self._get_filtered(conditions)\r\n        #---------------------------------------------------------------\r\n        options = []\r\n        for i, (vname, info) in enumerate(filtered.items(), start=1):\r\n            age = '' if info.get('age') is None else str(info.get('age'))\r\n            sex = '' if info.get('sex') is None else str(info.get('sex'))\r\n            #-----------------------------------------------------------\r\n            escaped_name_attr = html.escape(str(vname), quote=True)\r\n            escaped_name_text = html.escape(str(vname), quote=False)\r\n            escaped_age       = html.escape(age,        quote=False)\r\n            escaped_sex       = html.escape(sex,        quote=False)\r\n            #-----------------------------------------------------------\r\n            selected = ' selected' if vname == active_vname else ''\r\n            label = f'{escaped_age}{escaped_sex} : {escaped_name_text}'\r\n            options.append(f'<option value="{escaped_name_attr}"{selected}>({i}) {label}<\/option>')\r\n        #---------------------------------------------------------------\r\n        if not options:\r\n            options.append('<option value="">No voices available<\/option>')\r\n        #---------------------------------------------------------------\r\n        html_options = ''.join(options)\r\n        escaped_elm_name = html.escape(str(elm_name), quote=True)\r\n        return f'<select name="{escaped_elm_name}">{html_options}<\/select>'\r\n\r\n    # private \/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\n    def _get_by_age(self, age):\r\n        result = {}\r\n        for name, info in self.voices.items():\r\n            if info.get('age') == age:\r\n                result[name] = info\r\n        return result\r\n\r\n    # private \/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\n    # \u6307\u5b9a\u6761\u4ef6\u306b\u30de\u30c3\u30c1\u3059\u308b Voice\u3092\u53d6\u5f97\u3059\u308b\u3002\r\n    def _get_filtered(self, conditions: dict[str, str] | None = None):\r\n        if conditions is None:\r\n            conditions = {}\r\n        return {\r\n            name: info\r\n            for name, info in self.voices.items()\r\n            if all(info.get(k) == v for k, v in conditions.items())\r\n        }\r\n<\/pre>\n
5\/6 : voice.json<\/h3>\n
Google Cloud\u304c\u63d0\u4f9b\u3057\u3066\u304f\u308c\u3066\u3044\u308b\u97f3\u58f0\uff08Voice, Speaker\uff09\u306e\u4e2d\u3067\u3001\u4f7f\u3044\u305f\u3044\u3082\u306e\u3060\u3051\u3092\u66f8\u3044\u305f\u3002<\/p>\n
\r\n[\r\n  {\r\n    "age":   "10",\r\n    "sex":   "F",\r\n    "lcode": "en-US",\r\n    "vname": "en-US-Chirp3-HD-Achernar"\r\n  },\r\n  {\r\n    "age":   "10",\r\n    "sex":   "F",\r\n    "lcode": "en-US",\r\n    "vname": "en-US-Chirp3-HD-Zephyr"\r\n  },\r\n  :\r\n  : \u7701\u7565\r\n  :\r\n  {\r\n    "age":   "60",\r\n    "sex":   "M",\r\n    "lcode": "en-US",\r\n    "vname": "en-US-Chirp3-HD-Sadachbia"\r\n  },\r\n  {\r\n    "age":   "60",\r\n    "sex":   "M",\r\n    "lcode": "en-US",\r\n    "vname": "en-US-Chirp3-HD-Zubenelgenubi"\r\n  }\r\n]\r\n<\/pre>\n
6\/6 : CMP3Joiner.py<\/h3>\n
\u8907\u6570\u306e MP3\u30d5\u30a1\u30a4\u30eb\u3092\u7d50\u5408\u3057\u3066\u4e00\u3064\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u3059\u308b\u305f\u3081\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3060\u3002
\n\u8907\u6570\u306e\u4f1a\u8a71\u6587\u3092\u4e00\u3064\u306e MP3\u30d5\u30a1\u30a4\u30eb\u306b\u3057\u305f\u3044\u306e\u3067\u4f5c\u3063\u305f\u3002
\n\u7d50\u5408\u51e6\u7406\u306f\u81ea\u4f5c\u305b\u305a ffmpeg \u3092\u5229\u7528\u3057\u3066\u3044\u308b\u3002<\/p>\n
\r\nimport os\r\nimport tempfile\r\nimport subprocess\r\n\r\n#\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\nclass CMP3Joiner:\r\n    #\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\n    @staticmethod\r\n    def _escape_ffmpeg_path(path):\r\n        #---------------------------------------------------------------\r\n        # ffmpeg concat \u7528\u306b\u30b7\u30f3\u30b0\u30eb\u30af\u30a9\u30fc\u30c8\u3092\u30a8\u30b9\u30b1\u30fc\u30d7\r\n        return path.replace("'", r"'\\''")\r\n    \r\n    #\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\r\n    @classmethod\r\n    def join_mp3_files(cls, input_files, output_file, cleanup: bool=True):\r\n        #---------------------------------------------------------------\r\n        if not input_files:\r\n            raise ValueError("input_files is empty.")\r\n        #---------------------------------------------------------------\r\n        for path in input_files:                # \u5165\u529b\u30d5\u30a1\u30a4\u30eb\u306e\u5b58\u5728\u78ba\u8a8d\r\n            if not os.path.isfile(path):\r\n                raise FileNotFoundError(f"Input file not found: {path}")\r\n        #---------------------------------------------------------------\r\n        tmp_list_file = None\r\n        success = False\r\n        try:\r\n            #-----------------------------------------------------------\r\n            # \u4e00\u6642\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\r\n            with tempfile.NamedTemporaryFile(\r\n                mode="w",\r\n                suffix=".txt",\r\n                delete=False,\r\n                encoding="utf-8"\r\n            ) as f:\r\n                tmp_list_file = f.name\r\n                \r\n                for mp3_file in input_files:\r\n                    abs_path = os.path.abspath(mp3_file)\r\n                    esc_path = cls._escape_ffmpeg_path(abs_path)\r\n                    f.write(f"file '{esc_path}'\\n")\r\n            #-----------------------------------------------------------\r\n            # ffmpeg\u30b3\u30de\u30f3\u30c9\u5b9f\u884c\u3057\u3001\u8907\u6570\u306e MP3\u30d5\u30a1\u30a4\u30eb\u3092\u7d50\u5408\u3059\u308b\u3002\r\n            cmd = [\r\n                "ffmpeg", "-y", "-f", "concat", "-safe", "0", "-i", tmp_list_file,\r\n                "-c", "copy", output_file\r\n            ]\r\n            output_dir = os.path.dirname(output_file)\r\n            if output_dir:\r\n                os.makedirs(output_dir, exist_ok=True)\r\n            result = subprocess.run(\r\n                cmd, stdout=subprocess.PIPE,\r\n                     stderr=subprocess.PIPE, text=True\r\n            )\r\n            #-----------------------------------------------------------\r\n            if result.returncode != 0:\r\n                raise RuntimeError(\r\n                    f"ffmpeg failed while creating '{output_file}'.\\n"\r\n                    f"stdout:\\n{result.stdout}\\n"\r\n                    f"stderr:\\n{result.stderr}"\r\n                )\r\n            success = True\r\n        #---------------------------------------------------------------\r\n        finally:\r\n            #-----------------------------------------------------------\r\n            # \u4e00\u6642\u30d5\u30a1\u30a4\u30eb\u524a\u9664\r\n            if tmp_list_file and os.path.exists(tmp_list_file):\r\n                os.remove(tmp_list_file)\r\n            #-----------------------------------------------------------\r\n            # \u5165\u529b MP3\u30d5\u30a1\u30a4\u30eb\u3092\u5168\u524a\u9664\r\n            if cleanup and success:\r\n                for f in input_files:\r\n                    try:\r\n                        if os.path.exists(f):\r\n                            os.remove(f)\r\n                    except Exception as e:\r\n                        print(f"Failed to delete {f}: {e}")     # \u2605\u5f8c\u3067logging\u306b\u5909\u66f4\u3059\u308b\u3002\r\n<\/pre>\n
\u30104\u3011\u6240\u611f<\/h1>\n
\u4e00\u5148\u305a\u3001\u521d\u56de<\/a> \u306b\u3084\u308a\u305f\u3044\u3068\u8003\u3048\u3066\u3044\u305f\u3053\u3068\u304c\u51fa\u6765\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002<\/p>\n
\u3053\u306e Web\u30a2\u30d7\u30ea\u3092\u4f7f\u3044\u3001
\n\u82f1\u8a9e\u5b66\u7fd2\u3092\u304c\u3093\u3070\u3063\u3066\u3044\u308b\u6211\u304c\u5b50\u306e\u305f\u3081\u306e\u82f1\u4f1a\u8a71\u6559\u6750\u3092\u4f5c\u3063\u3066\u3042\u3052\u305f\u3044\u3002<\/span><\/p>\n
\u6c17\u3092\u4ed8\u3051\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u306f AI\u3067\u97f3\u58f0\u3092\u4f5c\u3063\u3066\u3044\u308b\u305f\u3081\u3001
\n\u540c\u3058 Voice\u3092\u4f7f\u3063\u3066\u3044\u3066\u3082\u3001
\n\u4f5c\u6210\u306e\u5ea6\u306b\u6291\u63da\u3084\u533a\u5207\u308a\u306e\u9593\u306a\u3069\u306e\u300c\u8a71\u3057\u3063\u3077\u308a\u300d\u304c\u5909\u5316\u3059\u308b\u3002<\/span><\/p>\n
\u300c\u3053\u306e Voice\u306f\u30c0\u30e1\u3060\u306a\u300d\u3068\u6368\u3066\u305a\u306b\u3001
\n\u540c\u3058 Voice \uff06 \u540c\u3058\u82f1\u6587\u30c6\u30ad\u30b9\u30c8\u3067\u4f55\u5ea6\u304b\u30c8\u30e9\u30a4\u3057\u3066\u307f\u308b\u5fc5\u8981\u304c\u3042\u308b<\/span>
\n\u3068\u611f\u3058\u305f\u3002<\/p>\n
\u30105\u3011\u6b21\u306b\u3084\u308a\u305f\u3044\u3053\u3068<\/h1>\n
\u30fb\u97f3\u58f0\u5408\u6210\u30de\u30fc\u30af\u30a2\u30c3\u30d7\u8a00\u8a9e\uff08SSML\uff09<\/a> \u3092\u4f7f\u3063\u3066\u307f\u305f\u3044\u3002
\n\u3000\u3053\u306e\u30e1\u30bf\u8a00\u8a9e\u3092\u4f7f\u3046\u3068\u3001”.”\uff08\u30d4\u30ea\u30aa\u30c9\uff09\u306e\u5f8c\u306e\u7a7a\u767d\u6642\u9593\u3092\u6307\u5b9a\u3059\u308b\u306a\u3069\u3001\u97f3\u58f0\u751f\u6210\u3092\u5236\u5fa1\u3067\u304d\u308b\u306e\u3060\u305d\u3046\u306a\u3002<\/p>\n
\n","protected":false},"excerpt":{"rendered":"
\u30100\u3011\u9023\u8f09\u5185\u5bb9 (134)\u3010Google Cloud TTS #1\u3011\u5b50\u3069\u3082\u306e\u82f1\u4f1a\u8a71\u5b66\u7fd2\u6559\u6750\u3092\u4f5c\u308a\u305f\u3044\uff01 (135)\u3010Google Cloud TTS #2\u3011Google Cloud\u5074\u306e\u6e96\u5099\u4f5c\u696d (136)\u3010Google \u2026 \u7d9a\u304d\u3092\u8aad\u3080 »<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[69],"tags":[],"class_list":["post-4140","post","type-post","status-publish","format-standard","hentry","category-google-cloud-tts"],"views":160,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/posts\/4140","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/comments?post=4140"}],"version-history":[{"count":25,"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/posts\/4140\/revisions"}],"predecessor-version":[{"id":4193,"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/posts\/4140\/revisions\/4193"}],"wp:attachment":[{"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/media?parent=4140"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/categories?post=4140"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/tags?post=4140"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}