[local] feat(previews): previews and tests for large remote videos w/o full download #54915
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…ownload Co-authored-by: Kate <26026535+provokateurin@users.noreply.github.com> Co-authored-by: Côme Chilliet <91878298+come-nc@users.noreply.github.com> Signed-off-by: invario <67800603+invario@users.noreply.github.com>
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| // 1 = read an additional 8 bytes after the label to get the 64 bit | ||
| // size of the atom. Needed for large atoms like 'mdat' (the video data) | ||
| if ($atomSize === 1) { | ||
| $atomSize = (int)hexdec(bin2hex(stream_get_contents($content, 8, (int)($offset + 8)))); |
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Just adding it here also after discussion in #53952 possible infinite loop if damaged/maliciously formatted file: the 8 bytes evaluates to 0, making $offset += $atomSize not stepping.
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Local copy of #53952 for CI
Closes #53469