[Bug]: 使用Mac的Metal在OCR阶段会报错，识别出来的内容也不正确

[tg111]

问题

设备：iMac，AMD显卡。增加--use-gpu参数会有报错，识别出来的文本也不正确，使用cpu不报错，OCR内容也正确。

命令行参数

python -m manga_translator --verbose --translator=baidu --target-lang=CHS --use-gpu -i /Users/gii/Documents/code/pycode/manga-image-translator-main/2.png

报错日志

[batch] Running text detection
[DefaultDetector] Detection resolution: 1280x1536
[batch] Running ocr
[Model48pxOCR] prob: 0.22398340702056885 曲ちゅ fg: (10, 7, 4) bg: (245, 245, 244)
[Model48pxOCR] prob: 0.48187121748924255 ラḮっ！ fg: (0, 1, 0) bg: (108, 109, 109)
[Model48pxOCR] prob: 20.847171783447266 入哘ゃ寸ぃぞ fg: (3, 6, 4) bg: (231, 226, 226)
[Model48pxOCR] prob: 11.87712287902832 で𝘺りかげで fg: (2, 4, 3) bg: (174, 174, 172)
ERROR: [batch] IndexError: list index out of range
Traceback (most recent call last):
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/__main__.py", line 73, in <module>
    loop.run_until_complete(dispatch(args))
  File "/usr/local/opt/python@3.8/Frameworks/Python.framework/Versions/3.8/lib/python3.8/asyncio/base_events.py", line 616, in run_until_complete
    return future.result()
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/__main__.py", line 42, in dispatch
    await translator.translate_path(path, dest, args_dict)
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/manga_translator.py", line 152, in translate_path
    await self.translate_file(path, _dest, params)
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/manga_translator.py", line 203, in translate_file
    return await self._translate_file(path, dest, ctx)
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/manga_translator.py", line 246, in _translate_file
    ctx = await self.translate(img, ctx)
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/manga_translator.py", line 303, in translate
    return await self._translate(ctx)
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/manga_translator.py", line 392, in _translate
    ctx.textlines = await self._run_ocr(ctx)
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/manga_translator.py", line 470, in _run_ocr
    textlines = await dispatch_ocr(ctx.ocr, ctx.img_rgb, ctx.textlines, ctx, self.device, self.verbose)
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/ocr/__init__.py", line 36, in dispatch
    return await ocr.recognize(image, regions, args, verbose)
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/ocr/common.py", line 45, in recognize
    return await self._recognize(image, textlines, args, verbose)
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/ocr/common.py", line 56, in _recognize
    return await self.infer(*args, **kwargs)
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/utils/inference.py", line 342, in infer
    return await self._infer(*args, **kwargs)
  File "/Users/gii/Documents/code/pycode/manga-image-translator-main/manga_translator/ocr/model_48px.py", line 116, in _infer
    ch = self.model.dictionary[chid]
IndexError: list index out of range

Command Line Arguments

No response

Console logs

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