kopia lustrzana https://dev.funkwhale.audio/funkwhale/funkwhale
84 wiersze
2.1 KiB
Python
84 wiersze
2.1 KiB
Python
import mimetypes
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import magic
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import mutagen
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import pydub
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from funkwhale_api.common.search import normalize_query, get_query # noqa
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def guess_mimetype(f):
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b = min(1000000, f.size)
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t = magic.from_buffer(f.read(b), mime=True)
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if not t.startswith("audio/"):
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# failure, we try guessing by extension
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mt, _ = mimetypes.guess_type(f.path)
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if mt:
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t = mt
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return t
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def compute_status(jobs):
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statuses = jobs.order_by().values_list("status", flat=True).distinct()
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errored = any([status == "errored" for status in statuses])
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if errored:
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return "errored"
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pending = any([status == "pending" for status in statuses])
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if pending:
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return "pending"
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return "finished"
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AUDIO_EXTENSIONS_AND_MIMETYPE = [
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("ogg", "audio/ogg"),
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("mp3", "audio/mpeg"),
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("flac", "audio/x-flac"),
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("flac", "audio/flac"),
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]
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EXTENSION_TO_MIMETYPE = {ext: mt for ext, mt in AUDIO_EXTENSIONS_AND_MIMETYPE}
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MIMETYPE_TO_EXTENSION = {mt: ext for ext, mt in AUDIO_EXTENSIONS_AND_MIMETYPE}
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def get_ext_from_type(mimetype):
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return MIMETYPE_TO_EXTENSION.get(mimetype)
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def get_type_from_ext(extension):
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if extension.startswith("."):
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# we remove leading dot
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extension = extension[1:]
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return EXTENSION_TO_MIMETYPE.get(extension)
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def get_audio_file_data(f):
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data = mutagen.File(f)
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if not data:
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return
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d = {}
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d["bitrate"] = getattr(data.info, "bitrate", 0)
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d["length"] = data.info.length
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return d
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def get_actor_from_request(request):
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actor = None
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if hasattr(request, "actor"):
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actor = request.actor
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elif request.user.is_authenticated:
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actor = request.user.actor
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return actor
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def transcode_file(input, output, input_format, output_format, **kwargs):
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with input.open("rb"):
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audio = pydub.AudioSegment.from_file(input, format=input_format)
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return transcode_audio(audio, output, output_format, **kwargs)
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def transcode_audio(audio, output, output_format, **kwargs):
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with output.open("wb"):
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return audio.export(output, format=output_format, **kwargs)
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