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[cleanup] Minor refactoring of fragment
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parent
8e897ed283
commit
bd4d1ea398
3 changed files with 76 additions and 78 deletions
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@ -58,5 +58,5 @@ def real_download(self, filename, info_dict):
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# for ph in self._progress_hooks:
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# fd.add_progress_hook(ph)
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return fd.real_download(filename, info_copy)
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else:
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return self.download_and_append_fragments(ctx, fragments_to_download, info_dict)
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@ -328,8 +328,7 @@ def _prepare_external_frag_download(self, ctx):
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def download_and_append_fragments(self, ctx, fragments, info_dict, pack_func=None):
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fragment_retries = self.params.get('fragment_retries', 0)
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skip_unavailable_fragments = self.params.get('skip_unavailable_fragments', True)
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test = self.params.get('test', False)
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is_fatal = (lambda idx: idx == 0) if self.params.get('skip_unavailable_fragments', True) else (lambda _: True)
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if not pack_func:
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pack_func = lambda frag_content, _: frag_content
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@ -341,7 +340,7 @@ def download_fragment(fragment, ctx):
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headers['Range'] = 'bytes=%d-%d' % (byte_range['start'], byte_range['end'] - 1)
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# Never skip the first fragment
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fatal = (fragment.get('index') or frag_index) == 0 or not skip_unavailable_fragments
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fatal = is_fatal(fragment.get('index') or (frag_index - 1))
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count, frag_content = 0, None
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while count <= fragment_retries:
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try:
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@ -382,14 +381,13 @@ def decrypt_fragment(fragment, frag_content):
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# Don't decrypt the content in tests since the data is explicitly truncated and it's not to a valid block
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# size (see https://github.com/ytdl-org/youtube-dl/pull/27660). Tests only care that the correct data downloaded,
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# not what it decrypts to.
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if test:
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if self.params.get('test', False):
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return frag_content
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return AES.new(decrypt_info['KEY'], AES.MODE_CBC, iv).decrypt(frag_content)
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def append_fragment(frag_content, frag_index, ctx):
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if not frag_content:
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fatal = frag_index == 1 or not skip_unavailable_fragments
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if not fatal:
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if not is_fatal(frag_index - 1):
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self.report_skip_fragment(frag_index)
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return True
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else:
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@ -251,7 +251,7 @@ def is_ad_fragment_end(s):
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# for ph in self._progress_hooks:
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# fd.add_progress_hook(ph)
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return fd.real_download(filename, info_copy)
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else:
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if is_webvtt:
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def pack_fragment(frag_content, frag_index):
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output = io.StringIO()
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