replace tiro tts service with grammatek

scripts/tapi.py

@@ -11,6 +11,7 @@ def tiro(text,voice,save='./',tiroalign = False):
     # endpoint working 2023
     url = 'https://tts.tiro.is/v0/speech'
     headers = {'Content-Type': 'application/json'}
+    # NOT working as of 07.2025
 
 
     # synthesis
@@ -60,4 +61,39 @@ def tiro(text,voice,save='./',tiroalign = False):
     return os.path.abspath(wname)
 
 
+def grammatek(text,voice,save='./',UNUSED = False):
+
+    # endpoint working 2025
+    url = 'https://api.grammatek.com/tts/v0/speech'
+    headers = {'Content-Type': 'application/json',
+              'Accept': 'audio/mpeg,audio/x-wav,audio/ogg'}
+
+
+    # synthesis
+    payload_tts = {
+    "Engine": "standard",
+    "LanguageCode": "is-IS",
+    "LexiconNames": [],
+    "OutputFormat": "pcm",
+    "SampleRate":"16000",
+    "SpeechMarkTypes": [
+    "word"
+    ],
+    "Text": text,
+    "TextType": "text",
+    "VoiceId": voice
+    }
+
+    wname = save+voice+'.wav'
+    tts_data = requests.post(url, headers=headers, json=payload_tts, verify=False)
+    
+    with wave.open(wname,'wb') as f:
+        f.setnchannels(1)
+        f.setframerate(16000)
+        f.setsampwidth(2)
+        f.writeframes(tts_data.content)
+
+
+    #return(os.path.abspath(wname),os.path.abspath(aname))
+    return os.path.abspath(wname)