[FFmpeg-user] Any better documentation?

2014-08-04 Thread Stephen Ho
Hi, I was introduced to this wonderful program, but I find it very hard to use, and the pdf document I paid $9.95 is not very helpful. can't find the man page either. I did this command ffmpeg -i abc.mp4 -f hevc abc.avi got my file size to 5% of the original, and the resolution is really bad

[FFmpeg-user] Output the timestamp of a frame with an image

2014-08-04 Thread Andrew Sinclair
Hi, Is it possible to get the timestamp of a frame when using the select filter to output a frame based on a scenecut? for example: ffmpeg -i ../source/dig_720p.mp4 -vf select='gt(scene\,0.6)' -vsync vfr preview_%04d.png Is it possible to get the timestamp in the output file name instead of just

Re: [FFmpeg-user] Switching live input source

2014-08-04 Thread Andrew Sinclair
Do you mean the select filter? I didn't realise zmq was in ffmpeg, very cool. Do you have a sample of how to set up ffmpeg to listen as the server as not 100% clear from the docs or the commit notes? On 4 August 2014 21:16, Stefano Sabatini wrote: > On date Monday 2014-08-04 14:11:36 +1000, An

Re: [FFmpeg-user] Streaming audio with gdigrab device

2014-08-04 Thread Roger Pack
That would be a no [though you can use dshow to capture it]. Might be an interesting project to add support for it :} On Mon, Aug 4, 2014 at 12:28 PM, Yan Brenman wrote: > All ffmpeg gurus, > > is it possible to stream audio with ffmpeg using gdigrab device, similar > like it's done with dshow

Re: [FFmpeg-user] Realtime live streaming delay

2014-08-04 Thread Roger Pack
https://trac.ffmpeg.org/wiki/StreamingGuide may help, though I've never tried doing anything with ffserver... On Tue, May 13, 2014 at 11:57 AM, Leonid Kuzmin wrote: > Hi all! > > I'm trying to set up realtime streaming from my laptop (cpu: Intel Core > i3-2350M 2.30GHz) webcam with ffserver, b

[FFmpeg-user] Streaming audio with gdigrab device

2014-08-04 Thread Yan Brenman
All ffmpeg gurus, is it possible to stream audio with ffmpeg using gdigrab device, similar like it's done with dshow device? And if the answer is "yes" - what are the parameters. Greatly appreciate your help Yan ___ ffmpeg-user mailing list ffmpeg-us

[FFmpeg-user] prevent copying timecode track?

2014-08-04 Thread Dave Rice
Hi all, I have some quicktime files with timecode tracks that I need to process but do not want the output to have a timecode track. A sample input is here: http://dericed.com/samples/fcp_capture.mov With this file if I use -map 0:v -map 0:a -map -0:d I get a frame rate error: https://gist.githu

Re: [FFmpeg-user] Unable to build FFMPEG on Windows7 (64bit)

2014-08-04 Thread Carl Eugen Hoyos
Nitesh Upadhyay raveinfosys.com> writes: > I am trying to build FFMPEG on my windows machine Your configure line - that should have been part of your email to make our analysis significantly easier - contains the following: --prefix=/cygdrive/d/android-ndk/... --target-os=windows I am neith

Re: [FFmpeg-user] Switching live input source

2014-08-04 Thread Stefano Sabatini
On date Monday 2014-08-04 14:11:36 +1000, Andrew Sinclair wrote: > Hi All, > > Does anyone know a means to switch the input to ffmpeg while it is running? > > i.e. say I am doing an encode from a live source but would then like to > switch the input to a file for 60 seconds and then back to the l

Re: [FFmpeg-user] Live streaming with webm and ffserver

2014-08-04 Thread Stefano Sabatini
On date Saturday 2014-08-02 19:51:19 +0200, Stefano Sabatini wrote: > Hi, > > I wonder if anyone had any luck with *live* ffserver webm streaming. > > I'm using this configuration: > > > Feed test.ffm > Format webm > AudioBitRate 64 > AudioSampleRate 48000 > AudioChannels 1 > VideoCodec libvpx