Make Faster Whisper and OpenAI Whisper work

stt_voice_messages/models/faster_whisper.py

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+# This file is part of Gajim.
+#
+# Gajim is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Gajim is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Gajim. If not, see <http://www.gnu.org/licenses/>.
+
+import logging
+import typing
+from dataclasses import dataclass
+from pathlib import Path
+
+from ..helper import Results
+from .model_settings import FasterWhisperSettings
+from .model_template import Model
+
+log = logging.getLogger('gajim.p.sttvm_faster_whisper')
+
+try:
+    import faster_whisper
+except ModuleNotFoundError:
+    if typing.TYPE_CHECKING:
+        import faster_whisper
+
+@dataclass
+class Configuration:
+    model_size: str
+
+class FasterWhisperModel(Model):
+    def __init__(self):
+        self._result: str = ''
+        self._config = FasterWhisperSettings()
+
+    @property
+    def result(self) -> str:
+        return self._result
+
+    def transcribe(self, result: Results, audio_file: Path) -> None:
+        model = faster_whisper.WhisperModel(self._config.model_size, compute_type="float32")
+        log.debug('model size is used = %s', self._config.model_size)
+        segments, _ = model.transcribe(audio_file)
+        segments = list(segments)
+        result.text = ''
+        log.debug('segments = %s', segments)
+        for segment in segments:
+            result.text += segment.text
+            print("[%.2fs -> %.2fs] %s" % (
+            segment.start, segment.end, segment.text))
+
+    def set_config(self, config: FasterWhisperSettings) -> None:
+        self._config = config
+