Re: [FFmpeg-user] IMX50 NTSC framesize differs to the SMPTE 356M-2001 Standard - why?

2015-06-15 Thread tim nicholson
On 14/06/15 22:39, Christoph Gerstbauer wrote: i seem to have missed this reply, my question is basicylly the same as tims, where does the limit resulting in 3920 come from ? >>> Hi, I compared different encoder IMX40 formats, and all of these format >>> has a pkt size of 166833bytes

Re: [FFmpeg-user] IMX50 NTSC framesize differs to the SMPTE 356M-2001 Standard - why?

2015-06-15 Thread Christoph Gerstbauer
1.) Please can you tell me YOUR used syntaxes for IMX30/40/50 for PAL and NTSC? I want to compare it to mine. Mine look remarkably similar to yours except for the ommission of 'ilme' which makes no sense for an I frame only format. Maybe the ffmpeg documentation is not correct? "ILME: Force

[FFmpeg-user] Audio not recorded in the first segment.

2015-06-15 Thread Ranga Rajan
Hi, I am using FFMPEG Version: 2.6.3 to record audio video streams from an ip camera with the following command. ffmpeg -y -loglevel debug -reorder_queue_size 100 -i /home/rajan/1.sdp -c:v copy -c:a copy -strict normal -bsf:a aac_adtstoasc -f segment -segment_time 00:15:00 -segment_atclocktime 1

Re: [FFmpeg-user] IMX50 NTSC framesize differs to the SMPTE 356M-2001 Standard - why?

2015-06-15 Thread tim nicholson
On 15/06/15 09:39, Christoph Gerstbauer wrote: > >>> 1.) Please can you tell me YOUR used syntaxes for IMX30/40/50 for PAL >>> and NTSC? I want to compare it to mine. >> Mine look remarkably similar to yours except for the ommission of 'ilme' >> which makes no sense for an I frame only format. >

Re: [FFmpeg-user] IMX50 NTSC framesize differs to the SMPTE 356M-2001 Standard - why?

2015-06-15 Thread Christoph Gerstbauer
Am 15.06.2015 um 14:02 schrieb tim nicholson: On 15/06/15 09:39, Christoph Gerstbauer wrote: 1.) Please can you tell me YOUR used syntaxes for IMX30/40/50 for PAL and NTSC? I want to compare it to mine. Mine look remarkably similar to yours except for the ommission of 'ilme' which makes no s

Re: [FFmpeg-user] IMX50 NTSC framesize differs to the SMPTE 356M-2001 Standard - why?

2015-06-15 Thread Carl Eugen Hoyos
Christoph Gerstbauer gmail.com> writes: > Otherwise, what do you think? is it better to delete > it from the syntax or not? Did you already run a test encode of I-frame only with and without ilme and compared the output files? Carl Eugen ___ ffmpeg

Re: [FFmpeg-user] IMX50 NTSC framesize differs to the SMPTE 356M-2001 Standard - why?

2015-06-15 Thread Christoph Gerstbauer
Christoph Gerstbauer gmail.com> writes: Otherwise, what do you think? is it better to delete it from the syntax or not? Did you already run a test encode of I-frame only with and without ilme and compared the output files? Carl Eugen Carl, thank you for the hint :) Sometime I dont see t

[FFmpeg-user] Changing -g value while livestreaming and reencoding?

2015-06-15 Thread Tim Beyer
Dear ffmpeg community, I am using ffmpeg in an nginx environment to reencode Livestreams on Ubuntu. So there are 2 Livestreams with the exact identical options going into the reencode. Both are streaming to a server in germany - one comes from germany, the other comes from the US eastcoast. So I

Re: [FFmpeg-user] converting iphone .mov files to mp4 to played on HTML5 players like jwplayer!!

2015-06-15 Thread Dani A
So what do you recommend instead of libovo? Can you send me the right full command? -- On Sun, 14 Jun, 2015 7:31 PM EDT Carl Eugen Hoyos wrote: >Dani A ffmpeg.org> writes: > >> ffmpeg -i video.MOV -acodec libvo_aacenc -vcodec libx264 >> -metadata:s:v:0 rotate=

[FFmpeg-user] Distributed video transcoding

2015-06-15 Thread Mahesh Patade
Hey, I have designed solution for distributed video transcoding. I would like to share it with you. http://patademahesh.github.io/Distributed-Video-Transcoding/ -- Best Regards, Mahesh Patade ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http:

[FFmpeg-user] Straightening out image from GoPro - what is a good approach?

2015-06-15 Thread Jesper Taxbøl
I am working on straightening out a video from a GoPro4 shot with the stock lens at 1080S setting. Example images uploaded here: http://imgur.com/KYcZGTf,ILHUWBj,lserDt3,ruWKGhs,NVxtBv0,q3c6xpt,nieBLBX,QuwoMQp,1Uvzcbq,3DqczbP,jaxAQNF I have made a python program where I try to tweak the lenscorr

Re: [FFmpeg-user] converting iphone .mov files to mp4 to played on HTML5 players like jwplayer!!

2015-06-15 Thread Henk D . Schoneveld
On 15 Jun 2015, at 01:23, Dani A wrote: > I am still struggling with the iphone .mov files I want to convert them to > mp4 but they are rotated because they were recorded while the phone is > vertical. I am using the below command: > ffmpeg -i video.MOV -acodec libvo_aacenc -vcodec libx264 -me

Re: [FFmpeg-user] converting iphone .mov files to mp4 to played on HTML5 players like jwplayer!!

2015-06-15 Thread Dani A
Thank you Carl, Can ffmpeg check what angle the video was recorded and rotate accordingly?> Where can I find the 9.85.1 Examples? On Monday, June 15, 2015 6:58 PM, Henk D. Schoneveld wrote: On 15 Jun 2015, at 01:23, Dani A wrote: > I am still struggling with the iphone .mov f

[FFmpeg-user] Converting .mov files playable on html5 players..but very slow

2015-06-15 Thread Dani A
I am using the below command to covert the .mov files to play html5, but it takes so much time..Is there another way to convert those files so they can play on html5 players but fast to convert... ffmpeg -i input.MOV -vf scale=720x406,setdar=16:9 -c:v libx264 -profile:v main -crf 20 -movflags fa

[FFmpeg-user] what program to use to grab device and send to ffserver?

2015-06-15 Thread Ricardo Kleemann
I want to feed ffserver but I’m not sure what program to use. I have a BlackMagic Design Ultrastudio mini recorder connected to macbook pro thunderbolt. But it seems the only program that recognizes the device is FMLE. ffmpeg won’t list the video device if I run the list_devices (only shows the