[FFmpeg-user] Efficiently reading a remote file with ffmpeg

Yuri Zats yuri at zatsweb.com
Sun Jan 17 19:08:19 CET 2016

Thanks Carl,
What would make it more efficient (if possible) is for requests to contain end offset. As it stands, the server downloads the file to the end for every request. Is there another approach (not necessarily http) that would allow me to only transfer the blocks that ffmpeg actually needs ?


> On Jan 17, 2016, at 9:43 AM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:
> Yuri Zats <yuri <at> zatsweb.com> writes:
>> For example, http requests for a short 10MB file look like this: 
>> bytes=0-   
>> bytes=10947419-
>> bytes=36-
>> bytes=3153008-
>> bytes=5876422-
>> Is what I’m seeing matching what people thing should be happening ?
> The issue - iirc - is that mov files have different sizes.
> Your file would fit in memory / buffer, but this is 
> impossible for mov files in general. The number of accesses 
> do not seem completely unreasonable to me but I may miss 
> something.
> mov is simply not made for streaming.
> Carl Eugen
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