[Libav-user] MOOV Atom Not Found

Robert Krüger krueger at lesspain.de
Wed Sep 5 13:19:48 CEST 2012


On Wed, Sep 5, 2012 at 11:23 AM, Tomas Härdin <tomas.hardin at codemill.se> wrote:
> On Thu, 2012-08-30 at 08:41 +0100, Mark Kenna wrote:
>> On 30 Aug 2012, at 01:10, Jan Ehrhardt <phpdev at ehrhardt.nl> wrote:
>>
>> > Mark Kenna in gmane.comp.video.ffmpeg.libav.user (Wed, 29 Aug 2012
>> > 21:31:24 +0100):
>> >> But for that you would have to have encoded the entire file before
>> >> streaming right? I need to stream as I'm encoding so there will never
>> >> be a physical file.
>> >
>> > qt-faststart, mp4box -inter nnn and mp4creator -optimize all do more or
>> > less the same on transcoded files. You might take a look at
>> >
>> > http://stackoverflow.com/questions/8616855/how-to-output-fragmented-mp4-with-ffmpeg/9734251#9734251
>> >
>> Surely all these tools require a pre-encoded file as input? I would
>> need to do it on the fly so the moon atom would have to exist just
>> after the write header stage.
>
> You need to mux fragmented mp4, which ffmpeg does not support. Try using

It doesn't? Could you elaborate?


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