30 lines
762 B
Python
30 lines
762 B
Python
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import json
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import subprocess
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def ffprobe(uri):
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"""Use ffprobe on the provided data to get stream information."""
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args = [
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"ffprobe",
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"-v", "quiet",
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"-of", "json",
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"-show_streams"
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]
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if isinstance(uri, str):
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args.extend([
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"-f", "lavfi",
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"-i", "movie={}[out+subcc]".format(uri.replace("\\", '/').replace(":", "\\\\:"))
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])
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elif isinstance(uri, bytes):
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args.append("pipe:")
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try:
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ff = subprocess.run(
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args,
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input=uri if isinstance(uri, bytes) else None,
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check=True,
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capture_output=True
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)
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except subprocess.CalledProcessError:
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return {}
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return json.loads(ff.stdout.decode("utf-8"))
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