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@@ -1,8 +1,8 @@
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+import shutil
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import wave
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import wave
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import pysilk
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import pysilk
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from pydub import AudioSegment
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from pydub import AudioSegment
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-
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def get_pcm_from_wav(wav_path):
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def get_pcm_from_wav(wav_path):
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"""
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"""
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从 wav 文件中读取 pcm
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从 wav 文件中读取 pcm
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@@ -13,26 +13,39 @@ def get_pcm_from_wav(wav_path):
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wav = wave.open(wav_path, "rb")
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wav = wave.open(wav_path, "rb")
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return wav.readframes(wav.getnframes())
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return wav.readframes(wav.getnframes())
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-
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-def mp3_to_wav(mp3_path, wav_path):
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- """
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- 把mp3格式转成pcm文件
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- """
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- audio = AudioSegment.from_mp3(mp3_path)
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- audio.export(wav_path, format="wav")
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-
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def any_to_wav(any_path, wav_path):
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def any_to_wav(any_path, wav_path):
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"""
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"""
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把任意格式转成wav文件
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把任意格式转成wav文件
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"""
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"""
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if any_path.endswith('.wav'):
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if any_path.endswith('.wav'):
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+ shutil.copy2(any_path, wav_path)
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return
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return
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if any_path.endswith('.sil') or any_path.endswith('.silk') or any_path.endswith('.slk'):
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if any_path.endswith('.sil') or any_path.endswith('.silk') or any_path.endswith('.slk'):
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return sil_to_wav(any_path, wav_path)
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return sil_to_wav(any_path, wav_path)
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audio = AudioSegment.from_file(any_path)
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audio = AudioSegment.from_file(any_path)
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audio.export(wav_path, format="wav")
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audio.export(wav_path, format="wav")
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-def pcm_to_silk(pcm_path, silk_path):
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+def any_to_sil(any_path, sil_path):
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+ """
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+ 把任意格式转成sil文件
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+ """
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+ if any_path.endswith('.sil') or any_path.endswith('.silk') or any_path.endswith('.slk'):
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+ shutil.copy2(any_path, sil_path)
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+ return 10000
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+ if any_path.endswith('.wav'):
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+ return pcm_to_sil(any_path, sil_path)
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+ if any_path.endswith('.mp3'):
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+ return mp3_to_sil(any_path, sil_path)
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+ raise NotImplementedError("Not support file type: {}".format(any_path))
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+
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+def mp3_to_wav(mp3_path, wav_path):
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+ """
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+ 把mp3格式转成pcm文件
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+ """
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+ audio = AudioSegment.from_mp3(mp3_path)
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+ audio.export(wav_path, format="wav")
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+
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+def pcm_to_sil(pcm_path, silk_path):
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"""
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"""
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wav 文件转成 silk
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wav 文件转成 silk
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return 声音长度,毫秒
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return 声音长度,毫秒
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@@ -60,7 +73,6 @@ def mp3_to_sil(mp3_path, silk_path):
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f.write(silk_data)
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f.write(silk_data)
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return audio.duration_seconds * 1000
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return audio.duration_seconds * 1000
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-
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def sil_to_wav(silk_path, wav_path, rate: int = 24000):
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def sil_to_wav(silk_path, wav_path, rate: int = 24000):
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"""
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"""
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silk 文件转 wav
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silk 文件转 wav
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