[FFmpeg-devel] modification time in libavformat (.MOV files)
michaelni at gmx.at
Sat Feb 15 01:47:41 CET 2014
On Fri, Feb 14, 2014 at 07:18:13PM +0100, Ayke van Laethem wrote:
> I have been working on a patch to fix a bug I discovered in the saving
> of .MOV files. In short, the creation time of individual streams isn't
> copied as it says they will be (it is copied from the output .MOV file
> instead, which is null if -map_metadata isn't used), and modification
> time is set to the creation time.
> This SuperUser post is in part about this issue:
> I can add a way to reproduce the issue if needed. I will certainly do
> that before (or while) submitting the patch.
> The patch I wrote seems to work correctly, but fate fails. I assume
> this is because the metadata is changed so the output file has a
> different hash than what fate expects. Updating the hash so it
> includes the correct creation_time should be easy, but the
> modification time will be different each time.
> So here is the question. Should the modification time be set at all? I
> think it would be the more 'correct' way to go, but it makes testing
> harder. If modification time will be set, how should testing be done?
storing the current time in files without the users knowledge poses
a risk to privacy and security.
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
it is not once nor twice but times without number that the same ideas make
their appearance in the world. -- Aristotle
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