Re: [FFmpeg-user] Syncing stereo videos - what method?

2015-08-28 Thread Paul B Mahol
Dana 29. 8. 2015. 01:40 osoba "Jesper Taxbøl" napisala je: > > Hi Guys, > > I am trying to sync two videos recorded simultaniously from a stereo setup. > > I am extracting their audio (mono) and find their offset, which I can > easily find in Audacity. With the offset in hand I cut off the start o

Re: [FFmpeg-user] overlay with video offset not starting audio with same offset

2015-08-28 Thread Paul B Mahol
Dana 29. 8. 2015. 01:09 osoba "Chad Horton" napisala je: > > Hi. Thank you. I¹m having a difficult time determining where exactly I¹m > supposed to add the adelay=2. I¹ve tried adding it in various places, > each throwing errors. > Actually, atrim filter should be better solution. > > > O

[FFmpeg-user] Syncing stereo videos - what method?

2015-08-28 Thread Jesper Taxbøl
Hi Guys, I am trying to sync two videos recorded simultaniously from a stereo setup. I am extracting their audio (mono) and find their offset, which I can easily find in Audacity. With the offset in hand I cut off the start of the earliest video, so they start at the same time. I use the -ss fla

Re: [FFmpeg-user] how to convert to raw interlaced format

2015-08-28 Thread Lyman Hurd
Thanks. Will work wit the person who sent me the footage to understand his process better before I elaborate further. Cheers, Lyman --- Lyman Hurd (770) 309-8351 (mobile) (267) 390-1546 (fax) On Fri, Aug 28, 2015 at 8:52 AM, Carl Eugen Hoyos wrote: > Lyman Hurd gmail.com> writes: > >> I am

Re: [FFmpeg-user] overlay with video offset not starting audio with same offset

2015-08-28 Thread Chad Horton
Hi. Thank you. I¹m having a difficult time determining where exactly I¹m supposed to add the adelay=2. I¹ve tried adding it in various places, each throwing errors. On 8/28/15, 2:58 PM, "ffmpeg-user on behalf of Paul B Mahol" wrote: >Dana 28. 8. 2015. 23:15 osoba "Chad Horton" > >napisa

Re: [FFmpeg-user] overlay with video offset not starting audio with same offset

2015-08-28 Thread Paul B Mahol
Dana 28. 8. 2015. 23:15 osoba "Chad Horton" napisala je: > > I have a video with audio (overlayvideo.mov) that I'm overlaying over another video (basefilem.mp4) and I'm starting the overlay at 20 seconds. The output (finalvideo.mp4) looks great, but the audio from the overlay is still starting at

[FFmpeg-user] overlay with video offset not starting audio with same offset

2015-08-28 Thread Chad Horton
I have a video with audio (overlayvideo.mov) that I'm overlaying over another video (basefilem.mp4) and I'm starting the overlay at 20 seconds. The output (finalvideo.mp4) looks great, but the audio from the overlay is still starting at 00:00:00.000 instead of when I need it to start, which is

Re: [FFmpeg-user] Save webcam stream in mpg, not avi format

2015-08-28 Thread Carl Eugen Hoyos
Felix Baier ffmpeg.org> writes: > I changed “-vcodec mpeg4 -qscale 2” to “-vcodec mpeg4 -q:v 2” > after I got a notification that the first version was > ambiguous. For a video-only file? > ffmpeg -r 25 -f dshow -s 640x480 -i video="Microsoft LifeCam HD-5000” Use -framerate 25 as explained

Re: [FFmpeg-user] h265 hev1/hvc1

2015-08-28 Thread Carl Eugen Hoyos
AB_ffmpeg rgbaz.eu> writes: > -have 'hvc1 / 0x31637668' as the encoding of the > h265 video stream This may not be what you are searching for but there is a "-vtag" option that you can test: -tag:v hvc1 Carl Eugen ___ ffmpeg-user mailing list ffmpe

Re: [FFmpeg-user] Save webcam stream in mpg, not avi format

2015-08-28 Thread Roger Pack
On 8/28/15, Felix Baier wrote: > Hi Eugen — > > I have done some more testing of the code and run the camera for a night. I > should get 8-9 videos of each one hour length per night. However, I get 4 > videos of one hour length, but at twice the speed. The frame rate apparently > is unaffected by

Re: [FFmpeg-user] how to convert to raw interlaced format

2015-08-28 Thread Carl Eugen Hoyos
Lyman Hurd gmail.com> writes: > I am trying to convert a raw interlaced file to a YUV file using: > > ffmpeg -i raw_intelrlaced_footage.mov -pix_fmt yuv422p deming2.yuv Complete, uncut console output missing. > But the resultant output looks progressive That means that the input was progressi

[FFmpeg-user] restream rtp

2015-08-28 Thread Reaz Baksh
Hello I have a live rtp h264 input that I would like to basically restream without any modifications. I checked all the commands that ffserver.conf has but could not find a way to do this. Is this possible? The only change that I may make is the multicast port that it is being sent from ffser

[FFmpeg-user] how to convert to raw interlaced format

2015-08-28 Thread Lyman Hurd
I am trying to convert a raw interlaced file to a YUV file using: ffmpeg -i raw_intelrlaced_footage.mov -pix_fmt yuv422p deming2.yuv But the resultant output looks progressive if one examines the frames individually. fmpeg did give the message: [avsink @ 0x947c80] auto-inserting filter 'auto-in

[FFmpeg-user] h265 hev1/hvc1

2015-08-28 Thread AB_ffmpeg
Hi everyone, I am trying to match an MP4 but can't find the correct options to achieve what I need. Below are outputs of the ffmpeg command and an output of ffprobe from the resulting video. What I'm after are the following settings: -have 'hvc1 / 0x31637668' as the encoding of the h265 video st

Re: [FFmpeg-user] Save webcam stream in mpg, not avi format

2015-08-28 Thread Felix Baier
Hi Eugen — I have done some more testing of the code and run the camera for a night. I should get 8-9 videos of each one hour length per night. However, I get 4 videos of one hour length, but at twice the speed. The frame rate apparently is unaffected by this (still 25fps), at least as far as i