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72 lines
1.6 KiB
Python
72 lines
1.6 KiB
Python
"""
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ffmpeg link builder
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copied as into build step in Dockerfile
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"""
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import json
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import os
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import sys
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import tarfile
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import urllib.request
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from enum import Enum
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API_URL = "https://api.github.com/repos/yt-dlp/FFmpeg-Builds/releases/latest"
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BINARIES = ["ffmpeg", "ffprobe"]
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class PlatformFilter(Enum):
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"""options"""
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ARM64 = "linuxarm64"
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AMD64 = "linux64"
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def get_assets():
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"""get all available assets from latest build"""
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with urllib.request.urlopen(API_URL) as f:
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all_links = json.loads(f.read().decode("utf-8"))
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return all_links
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def pick_url(all_links, platform):
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"""pick url for platform"""
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filter_by = PlatformFilter[platform.split("/")[1].upper()].value
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options = [i for i in all_links["assets"] if filter_by in i["name"]]
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if not options:
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raise ValueError(f"no valid asset found for filter {filter_by}")
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url_pick = options[0]["browser_download_url"]
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return url_pick
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def download_extract(url):
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"""download and extract binaries"""
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print("download file")
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filename, _ = urllib.request.urlretrieve(url)
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print("extract file")
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with tarfile.open(filename, "r:xz") as tar:
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for member in tar.getmembers():
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member.name = os.path.basename(member.name)
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if member.name in BINARIES:
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print(f"extract {member.name}")
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tar.extract(member, member.name)
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def main():
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"""entry point"""
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args = sys.argv
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if len(args) == 1:
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platform = "linux/amd64"
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else:
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platform = args[1]
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all_links = get_assets()
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url = pick_url(all_links, platform)
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download_extract(url)
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if __name__ == "__main__":
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main()
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