Re: [Libav-user] Why is HTTP streaming so slow?

2014-10-30 Thread Jabotical
-bit version of ffmpeg. From the XBMC source, I don't seem to be doing anything differently. -- View this message in context: http://libav-users.943685.n4.nabble.com/Libav-user-Why-is-HTTP-streaming-so-slow-tp4653420p4660594.html Sent from the libav-users mailing list a

Re: [Libav-user] Why is HTTP streaming so slow?

2012-05-28 Thread Michael Bradshaw
On Fri, May 25, 2012 at 12:48 PM, Camera Man wrote: > On 05/24/2012 03:07 PM, Michael Bradshaw wrote: > > Is there a particular reason FFmpeg streams so slowly? > > > Speculation: Sounds like it might be a buffering problem: The easy way to > test it is to time transfers from a nearby machine (loc

Re: [Libav-user] Why is HTTP streaming so slow?

2012-05-25 Thread Camera Man
On 05/24/2012 03:07 PM, Michael Bradshaw wrote: Is there a particular reason FFmpeg streams so slowly? Speculation: Sounds like it might be a buffering problem: The easy way to test it is to time transfers from a nearby machine (localhost or anything with <1ms

Re: [Libav-user] Why is HTTP streaming so slow?

2012-05-25 Thread Michael Bradshaw
On Thu, May 24, 2012 at 10:21 PM, Kalileo wrote: > > On May 25, 2012, at 04:35 , Michael Bradshaw wrote: > >> On Thu, May 24, 2012 at 2:05 PM, Andrey Utkin >> wrote: Is there a particular reason FFmpeg streams so slowly? >>> >>> Coz while you decode, you don't fetch, and while you fetch, you

Re: [Libav-user] Why is HTTP streaming so slow?

2012-05-24 Thread Kalileo
On May 25, 2012, at 04:35 , Michael Bradshaw wrote: > On Thu, May 24, 2012 at 2:05 PM, Andrey Utkin > wrote: >>> Is there a particular reason FFmpeg streams so slowly? >> >> Coz while you decode, you don't fetch, and while you fetch, you don't >> decode. That's what switching overhead and lack

Re: [Libav-user] Why is HTTP streaming so slow?

2012-05-24 Thread Michael Bradshaw
On Thu, May 24, 2012 at 2:05 PM, Andrey Utkin wrote: >> Is there a particular reason FFmpeg streams so slowly? > > Coz while you decode, you don't fetch, and while you fetch, you don't > decode. That's what switching overhead and lack of parallelism in your app > result in. Hmmm... that seems lik

Re: [Libav-user] Why is HTTP streaming so slow?

2012-05-24 Thread Andrey Utkin
> Is there a particular reason FFmpeg streams so slowly? Coz while you decode, you don't fetch, and while you fetch, you don't decode. That's what switching overhead and lack of parallelism in your app result in. Thanks for interesting info you've investigated. -- Andrey Utkin __

[Libav-user] Why is HTTP streaming so slow?

2012-05-24 Thread Michael Bradshaw
I've written a plugin for a program that uses FFmpeg to read and decode a video file, and then passes the decoded frames to an encoder (not FFmpeg) that consumes them. A big motivation for this plugin is FFmpeg's ability to stream videos over HTTP. However, I've found this to be incredibly slow, an