[FFmpeg-user] KLV metadata retrieve with ffplay

2014-09-07 Thread Ran Shalit
Hello, Is it possible to retrieve the already supported KLV metadata from MXF file using ffplay ? Thanks, Ran ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user

Re: [FFmpeg-user] MJPEG encoder large memory allocation issue

2014-09-07 Thread Tithi Patel
I am using ARM processor (DM8168). The total memory available is 256 MB. Also, there are several other processes going on in the system like live streaming of 4 streams. In this scenario system does not always have enough memory to support 138 MB allocation. Thanks, Tithi ___

[FFmpeg-user] a problem while installing ffmpeg from SHELL

2014-09-07 Thread hooooh2800000 .
Hello , while I am installing ffmpeg on my vps , using these instructions : https://trac.ffmpeg.org/wiki/CompilationGuide/Centos , I foun an error on the step: FFmpeg : when I wrote this line : ./configure --prefix="$HOME/ffmpeg_build" --extra-cflags="-I$HOME/ffmpeg_build/include" --extra-ldflags=

Re: [FFmpeg-user] Custom build

2014-09-07 Thread Roger Pack
https://github.com/rdp/ffmpeg-windows-build-helpers may help you. http://ffmpeg.zeranoe.com/forum/viewtopic.php?f=5&t=2079&p=7099&hilit=disable#p7099 is somewhat related [basically, you want to disable a bunch of stuff IIRC]. On Sun, Aug 31, 2014 at 1:04 AM, Matin Lotfaliei wrote: > Hi, I am usi

Re: [FFmpeg-user] How to record audio and video from FaceTime HD Camera in OSX

2014-09-07 Thread Roger Pack
You'll basically be building it "by hand" using command line and applying patches manually before you build it. -roger- On Sun, Sep 7, 2014 at 10:01 AM, Jay Muthialu < jmuthialu-at-yahoo@ffmpeg.org> wrote: > Hi Moritz, > > Thanks for the great input. I went through all the patches specified i

[FFmpeg-user] stroboscope effect

2014-09-07 Thread Gerion Entrup
Good day, I've tried to make a stroboscope effect with ffplay but didn't find an appropriate way. Do you have some tips? Here are my efforts: ffplay -f lavfi -i color=black:s=512x512 -vf "framestep=3,drawbox=x=0:y=0:w=512:h=512:color=white:t=500" (only a white picture, think it generate a black p

Re: [FFmpeg-user] Problem finding codec parameters in m4v file

2014-09-07 Thread Carl Eugen Hoyos
Carl Eugen Hoyos ag.or.at> writes: > Works fine with -analyzeduration 10M > > I just received another such sample today, > will open a ticket next week. I opened ticket #3931, a poc is attached there. https://trac.ffmpeg.org/ticket/3931 Carl Eugen

Re: [FFmpeg-user] Change frame rate without dropping/adding frames

2014-09-07 Thread Robin Thiessen
"It varies, but most commonly 4:2:0 H.264 footage from Canon DSLR cameras. Which editing tool are you using and which OS?    The editors usually use Avid MC, but it varies.  I use ffmpeg for a variety of little conversions depending on the situation." Why not transcode to DNxHD (ffmpeg is abl

[FFmpeg-user] Multiple "tee"s in a single FFMPEG instance

2014-09-07 Thread Soner CAN
Hi, I made it work but it doesn't work the way I expect. "tee" is used for delivering the same file to different destinations, right? We use it to prevent FFMPEG encode the same file twice. But when I try to use two tee's it needs to transcode again. Here is the command and output which DOES NOT

Re: [FFmpeg-user] Cpanel

2014-09-07 Thread Reindl Harald
Am 07.09.2014 um 05:42 schrieb Braedan Logue: > I would like to know how ffmpeg integrates with cpanel how should it? both are completly different wolds signature.asc Description: OpenPGP digital signature ___ ffmpeg-user mailing list ffmpeg-user@ff

[FFmpeg-user] Cpanel

2014-09-07 Thread Braedan Logue
I would like to know how ffmpeg integrates with cpanel Thank you Braedan Logue ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user

Re: [FFmpeg-user] How to record audio and video from FaceTime HD Camera in OSX

2014-09-07 Thread Jay Muthialu
Hi Moritz, Thanks for the great input. I went through all the patches specified in the link but I am not sure how to apply the patches. Could you please guide me on how to apply the patches and also what would be command I would have to use to take audio input ? Please note that I originally in

Re: [FFmpeg-user] Strange CPU usage in MPEG2 encoding

2014-09-07 Thread SF
Le dimanche 7 septembre 2014, 14:46:30 Roberto Ragusa a écrit : > > On 09/04/2014 12:33 PM, SF wrote: > > > Clearly, the following options : > > > > -b:v 2300k -maxrate 2500k -bufsize 2500k -muxrate 2500k > > > > are consuming more than twice CPU power than > > -maxrate 2500k -bufsize 2500k -

Re: [FFmpeg-user] Change frame rate without dropping/adding frames

2014-09-07 Thread Carl Eugen Hoyos
Elliott Balsley gmail.com> writes: > I want to take a video at 60fps and convert it to 24fps, > without adding or dropping frames. Use the input option -r. Carl Eugen ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/list

Re: [FFmpeg-user] Strange CPU usage in MPEG2 encoding

2014-09-07 Thread Roberto Ragusa
On 09/04/2014 12:33 PM, SF wrote: > Clearly, the following options : > > -b:v 2300k -maxrate 2500k -bufsize 2500k -muxrate 2500k > > are consuming more than twice CPU power than > -maxrate 2500k -bufsize 2500k -muxrate 2500k What is the resulting bitrate in the second case? Much smaller? Ano

Re: [FFmpeg-user] How to record audio and video from FaceTime HD Camera in OSX

2014-09-07 Thread Moritz Barsnick
On Sun, Sep 07, 2014 at 07:37:56 -0400, Jay Muthialu wrote: > Output in OSX listing the AV devices identified Ah. Back in June, ffmpeg's avfoundation didn't support audio yet, and I think that hasn't changed: https://ffmpeg.org/pipermail/ffmpeg-user/2014-June/021768.html I think these are the ex

Re: [FFmpeg-user] How to record audio and video from FaceTime HD Camera in OSX

2014-09-07 Thread Jay Muthialu
Hi Moritz, I have given below the output in plain text. I also tried adding a USB external microphone which is working great in multiple apple apps but ffmpeg does not seem to recognize and the output is the same as shown below. I also wonder if my command is correct, as in Linix/Windows the

Re: [FFmpeg-user] Regarding yuyv422I

2014-09-07 Thread Moritz Barsnick
On Sat, Sep 06, 2014 at 17:24:33 +0530, senthilnathan wrote: > Thanks for your mail. > Please find below the command we used, > > ./ffmpeg -s 720x576 -f v4l2 -pix_fmt yuyv422 -i /dev/video0 -target > pal-vcd -vcodec mpeg4 -f mpegts -q 5 -r 16 -s 360x288 udp:10.5.20.13:1234 This does not suffice

Re: [FFmpeg-user] How to record audio and video from FaceTime HD Camera in OSX

2014-09-07 Thread Moritz Barsnick
On Sat, Sep 06, 2014 at 11:25:42 -0400, Jay Muthialu wrote: > As you can see from the output it lists the FaceTime HD Camera as > device ID "0". But it does not show the inbuilt microphone. We can't see any output. https://ffmpeg.org/pipermail/ffmpeg-user/2014-September/023302.html If you did in