Re: NPAPI plug-in use case: live video broadcast

2015-09-29 Thread Oliver Lietz
> > > Firefox WebRTC supports H.264. Yes but only Baseline profile and not with high quality. Focus is for WebRTC, not for streaming. Broadcast quality encoding requires more than just enabling h264, it requires specific access on encoding features and algorithms. (I/P/Keyframe structure, profil

Re: NPAPI plug-in use case: live video broadcast

2015-09-29 Thread Oliver Lietz
On Saturday, September 26, 2015 at 3:07:03 AM UTC+2, Jonas Sicking wrote: > On Sep 26, 2015 09:33, "Eric Rescorla" wrote: > > > > On Fri, Sep 25, 2015 at 3:20 PM, wrote: > > > > > On Saturday, September 19, 2015 at 8:15:50 PM UTC+2, Eric Rescorla > wrote: > > > > On Sat, Sep 19, 2015 at 11:09 AM,

Re: NPAPI plug-in use case: live video broadcast

2015-09-29 Thread Eric Rescorla
On Tue, Sep 29, 2015 at 3:44 AM, Oliver Lietz wrote: > > > > > > > Firefox WebRTC supports H.264. > Yes but only Baseline profile and not with high quality. > I believe that OpenH264 has started to add some high profile features, but yes, it's not currently HP. Focus is for WebRTC, not for stre

Re: CloseFile() latency on Windows

2015-09-29 Thread Ehsan Akhgari
On 2015-09-29 12:52 AM, Gregory Szorc wrote: On Mon, Sep 28, 2015 at 6:45 PM, Ehsan Akhgari mailto:ehsan.akhg...@gmail.com>> wrote: On 2015-09-28 5:41 PM, Gregory Szorc wrote: When writing thousands of files in rapid succession, this 1+ms pause (assuming synchronous I/O) pil

Re: CloseFile() latency on Windows

2015-09-29 Thread Ehsan Akhgari
On 2015-09-29 9:05 AM, Ehsan Akhgari wrote: You'd be surprised. :-) Windows doesn't really have a notion of open file limits similar to Unix. File handles opened using _open can go up to a maximum of 2048. fopen has a cap of 512 which can be raised up to 2048 using _setmaxstdio(). *But* these

Re: CloseFile() latency on Windows

2015-09-29 Thread Neil
Gregory Szorc wrote: Files are opened with _fopen() in "a+" mode if it matters. I can also repro in "a" mode. ... Short of going full overlapped I/O Overlapped I/O isn't supported for operations that change the valid data length of the file. http://blogs.msdn.com/b/oldnewthing/archive/

Re: CloseFile() latency on Windows

2015-09-29 Thread Gregory Szorc
On Tue, Sep 29, 2015 at 6:05 AM, Ehsan Akhgari wrote: > On 2015-09-29 12:52 AM, Gregory Szorc wrote: > >> On Mon, Sep 28, 2015 at 6:45 PM, Ehsan Akhgari > > wrote: >> >> On 2015-09-28 5:41 PM, Gregory Szorc wrote: >> >> When writing thousands of files i

Re: CloseFile() latency on Windows

2015-09-29 Thread Ehsan Akhgari
On 2015-09-29 1:47 PM, Gregory Szorc wrote: You'd be surprised. :-) Windows doesn't really have a notion of open file limits similar to Unix. File handles opened using _open can go up to a maximum of 2048. fopen has a cap of 512 which can be raised up to 2048 using _setmaxs

MemShrink Meeting - Today, 29 Sep 2015 at 4:00PM PDT

2015-09-29 Thread Jet Villegas
The next MemShrink meeting is brought to you by the new sampling based memory profiler: https://bugzilla.mozilla.org/show_bug.cgi?id=1123237 The wiki page for this meeting is at: https://wiki.mozilla.org/Performance/MemShrink Agenda: * Prioritize unprioritized MemShrink bugs. * Discuss how we

Re: NPAPI plug-in use case: live video broadcast

2015-09-29 Thread Chris Pearce
On 9/29/2015 11:46 PM, Oliver Lietz wrote: Not sure how MSE plays live broadcasts, as youtube primarily is VOD. It might be possible with any kind of MPEG DASH combination. Anyway it is PLAYBACK only, not SEND BROADCASTS from the camera. MSE can play fragmented MP4. If your live broadcast mux