Requests For Features

[Budgie]

On 26/09/15 20:49, Peter S Kirk wrote:
> On 26 Sep 2015 at 17:07, Budgie Budgie <ajebay at errichel.co.uk> wrote:
>
>> Had a few moments to sort out my flv downloads.  There are quite a few,
>> all with long complex titles with meaningless reference numbers which
>> make them difficult to type without error so I tried a wee batch file
>> based on your advice to run in the directory with all the flv files as
>> follows:-
>>
>> for file in *.flv ; do ffmpeg -i $file -c copy -f mp4 ${file%.flv}.mp4 ;
>> done
>>
>> This seems to work OK but if you can suggest improvements please do.
>> Meanwhile I have a couple of naive questions:-
>>
>> The mp4 files are all about 3 MiB smaller (in 1.0 GiB). Why is that?
>
> Different containers store different meta data in different ways. Use the
> same command to convert an mkv to mp4 and the mp4 is larger.
>
>>
>> When running the script I get the following comments for each file
>> converted:-
>>
>> [mp4 @ 0x22d38e0] Codec for stream 0 does not use global headers but
>> container format requires global headers
>> [mp4 @ 0x22d38e0] Codec for stream 1 does not use global headers but
>> container format requires global headers
>>
>> This omission does not appear fatal but what is going on?
>
> A quick google shows: https://trac.ffmpeg.org/ticket/3142
>
>> BTW Thanks again for all your help.
>> Regards,
>> Budge
>
>
>
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>
Hi Peter,
Thanks for the link but I have no understanding of what I am reading 
there.  Where does ffserver fit in?

More important, what is the effect of this bug on my remuxing exercise? 
  Should I be changing my script to add corrective action if that is 
possible?

Regards,
Budge