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""" |
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examples.hls.hls_encryption |
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~~~~~~~~~~~~ |
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Create encrypted HlS streams and manifests |
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:copyright: (c) 2019 by Amin Yazdanpanah. |
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:website: https://www.aminyazdanpanah.com |
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:email: [email protected] |
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:license: MIT, see LICENSE for more details. |
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""" |
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import argparse |
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import sys |
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import logging |
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import tempfile |
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from os.path import join |
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from random import randrange |
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import ffmpeg_streaming |
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from ffmpeg_streaming.key_info_file import generate_key_info_file |
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logging.basicConfig(filename='streaming.log', level=logging.NOTSET, format='[%(asctime)s] %(levelname)s: %(message)s') |
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parser = argparse.ArgumentParser() |
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parser.add_argument('-i', '--input', required=True, help='The path to the video file (required).') |
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parser.add_argument('-key', '--key', required=True, help='The full pathname of the file where a random key will ' |
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'be created (required). Note: The path of the key should ' |
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'be accessible from your website(e.g. ' |
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'"/var/www/public_html/keys/enc.key")') |
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parser.add_argument('-url', '--url', required=True, help='A URL (or a path) to access the key on your website (' |
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'required). It is highly recommended to protect the key ' |
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'on your website(e.g using a token or check a ' |
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'session/cookie)') |
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parser.add_argument('-o', '--output', default=None, help='The output to write files.') |
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args = parser.parse_args() |
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key_info_file_path = join(tempfile.gettempdir(), str(randrange(1000, 100000)) + '_py_ff_vi_st.tmp') |
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k_num = 1 |
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def k_format(name, num): |
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return str(name) + "_" + str(num) |
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def progress(per, ffmpeg): |
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global k_num |
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if ".ts' for writing" in ffmpeg: |
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generate_key_info_file(k_format(args.url, k_num), k_format(args.key, k_num), key_info_path=key_info_file_path) |
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k_num += 1 |
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def main(): |
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( |
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ffmpeg_streaming |
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.hls(args.input, hls_flags="periodic_rekey") |
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.encryption(args.url, args.key, key_info_path=key_info_file_path) |
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.format('libx264') |
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.auto_rep() |
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.package(args.output, progress=progress) |
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) |
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if __name__ == "__main__": |
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sys.exit(main()) |
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