Abbreviation for synchronization

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Audio goes a frame or two out of sync after export premier pro

i've finished my film and i'm trying to export my film in 1080p 23.976 fps , using h.264 audio acc 44.100 khz and 192 bit rate . when i export my full film my audio is slightly out of sync/time with ...
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1answer
18 views

Rolling shutter strobe pattern

I'm trying to implement a vision-based "lidar" system as described here: https://hackaday.com/2016/04/04/smartphone-and-ir-line-laser-measure-distance/ the idea is to capture video at 30fps and pulse ...
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4answers
61 views

Sync several movie clips with one audio file

Have several video clips from DSLR with terrible sound, and one audio file from zoom. It was a bend concert. Zoom was recording all the time but clips are separated, as there were breaks from song to ...
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2answers
99 views

How is 29.97 timecode generated over a full day without frame errors?

A quick primer:American television was originally broadcast at 30 frames per second. In order to accommodate color information without losing backward-compatibility with B&W televisions, the ...
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106 views

Audio drift after uploading to YouTube?

I recorded myself playing some games and then uploaded the videos to youtube. I noticed that after youtube finished all processing and made multiple resolutions available that the audio and video ...
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1answer
59 views

how to synchronize text to the video timecode?

I am wondering how to add text which is updated along the time code of the video. Concretely, I have a gopro footage and a file of some performances values (speed, heart rate, cadence,...) that I ...
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34 views

Video and Telemetrics not in sync

I've recorded a video with Raspberry Pis Camera Module. On top of that I've recorded GPS data including the GPS Timestamp and made my own data file. Using Dashware I've tried to get the video and ...
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3answers
62 views

Is 0.0036% time inaccuracy on a consumer-grade camcorder expected?

I did an experiment on our church's camcorder (Sony Handycam HDR-CX380) recently to test whether it was the source of a time inaccuracy between our video recordings and PC audio recordings of sermons (...
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31 views

Identifying source of audio drift between camcorder and recording PC

I'm recording our church's sermons using a standard consumer-grade camcorder (Handycam HDR-CX380). Depending on mixer circumstances (our church moves around a lot), I'll either run a line from our ...
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1answer
30 views

Why is my Sony Alpha 6000 not synchronzing with other recorders?

Using a Canon 70D and a couple stand-alone audio recorders, I have no trouble matching footage between the different devices. With the Sony Alpha 6000, I can't line them up on the Premiere timeline: ...
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164 views

Trying to sync audio in mpeg2 video whose video freezes first 8 seconds in playback

So I have a handful of old mpeg2 (.mpg) files with the following profiles as provided by ffmpeg (the timecodes on each are different): Stream #0:0(eng): Video: mpeg4 (Advanced Simple Profile) (mp4v / ...
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2answers
173 views

What is the best way to plan and sync voiceover?

I'm working on an informational video which has some live action product shots, animation created in flash, a backgroud music track, and a voiceover track. I've got total control over everything so I ...
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3answers
2k views

Losing audio/video sync in Adobe Premiere with mp4's

I have two videos to combine in Adobe Premiere. They play okay in a video player, but putting them into Adobe Premiere CS6 suddenly makes the audio unsynced with the video (even in the Source Monitor)....
2
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1answer
180 views

ffmpeg concatenation introduces video stutter but does not affect audio

I've gone through several different variants of this process and it always causes me problems. I've gotten it working sometimes but it doesn't seem to be consistent. I have a video camera which ...
3
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1answer
67 views

Recording video's with two cameras?

I have started to make some videos and I want to add a second camera to get a different angle. The main camera I have is a Nikon D7200. I am looking at a secondary camera, but I am hesitant because ...
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2answers
53 views

Premiere CC 2015 and DVD conversion audio sync issue

Years ago, I transferred a video tape of a live band performance to DVD (using a Sony VHS/DVD RW machine that I no longer own). Yesterday, I edited an 8-minute clip from the DVD. The audio/video sync ...
2
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1answer
180 views

How to sync the dubbed audio to original video?

I have English movie Die hard in English having total length for example 1hour 30minute original time and dubbed movie length 1hour 28minute.how to equalize both audio.apparently it is impossible. how ...
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1answer
110 views

How to sync motion and music in After Effects

There's a video of a man, drawing something. There's a violin symphony music. I want to sync the video, I mean the movements of hand with the symphony. For example, I want the hand to move fast, ...
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68 views

Sync Video to Audio in SonyVegasPro13 with multiple anchors

I have a sample recorded with half speed at 60fps (for better quality later on), which is my video track. Then I seperately recorded the audio track at normal speed. I imported the video track into ...
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101 views

HyperCam2 video out of sync, ffmpeg throws video out of bounds

I've recorded my over 2h presentation using HyperCam2 but output video is totally out of sync with audio. It looks like video is 2x faster than audio so I have 'Thanks for watching' slide in the ...
3
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2answers
209 views

How do I match the audio and video streams in my video file with the audio I recorded separately?

I record audio separately using an audio recorder and video separately and they usually sync up later in the NLE painlessly. But there's one particular old digital camera I have that always seems to ...
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105 views

How to sync the dubbed audio to make a dual audio .avi

I have a show with the original audio, XviD encoded with mp3 in a .avi. The local TV has started broadcasting the show with the dubbed audio. I captured some of the shows off of the TV broadcast, ...
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102 views

recording multiple video feed with timecode/genlock in sync with motion capture system

So, I am looking into recording 2 HD video streams, as reference for our mocap studio. The thing is that I don't know much about video gear, and it must be fairly cheap. I have asked Vicon (mocap ...
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1answer
1k views

link multiple audio tracks to one video track in Premiere CC

I shoot TMZ-type webisodes, where multiple people are throwing jokes around a news room. I'm considering buying 4 lavaliere mics for my 4 performers so I can isolate their audio during editing. I ...
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22 views

iPhone 5s and Premiere Pro Cs6

Using an iPhone 5s to film short talks, I run the video files thru Handbrake to settle sync issues that arise when I upload videos into Premiere Pro Cs6. Unfortunately, this does not fix the problem, ...
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110 views

Capturing VHS tapes

I bought a Video-2-PC DIY Video Capture Kit which includes a copy of ArcSoft Showbiz 3.5, which I found to be too restrictive and low quality, and VirtualDub 1.9.11.0, which I eventually got to grips ...
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1answer
71 views

2 videos out of sync

I recorded myself using my camera (canon ixus 117hs, 23.98fps) and also recorded my LG G3 using AZrecorder (records the screen at 55.58fps). I tried to sync both videos (using premiere pro cc) and at ...
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1answer
283 views

Syncing Shogun Footage with PluralEyes?

I can't get my video footage to sync with my audio in PluralEyes 3. Here's what I tried... I shot some interviews today using a Sony a7s and Atomos Shogun. I recorded almost everything through the ...
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1answer
531 views

Setting timecode in Premiere Pro by using file creation date of clips

I have filmed a small rock concert with 4 cameras. One of the cameras was filming short sequences (about 3 mins Clips), then paused for a few minutes and than resumed. Now it is quite a lot of work ...
2
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1answer
72 views

what software & How to Synchronize sequence pictures with audio and make it a video just like gif image

I recently went on vacation with my family, and while capturing pictures I took some in sequence like in burst mode, for example, I took 4 pictures while the person turned his head from left to right. ...
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2answers
218 views

Most-efficient inexpensive way to speed/slow video track to sync with audio track?

My machines are a few Android tablets (not the newest, but not too old either) as well as a Mac running OS X 10.9.5 (not about to upgrade the OS - long and irrelevant story why). Sometimes I do a ...
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914 views

Sync separate audio to video+bad-camera-audio, free NLE recommendations

My use-case, in case the details help people understand what I'm looking for: My brother needs some videos of him singing while playing the piano, to send in as an audition for a dinner theater. For ...
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382 views

FFMPEG Sync Audio & Video From Pi Camera & USB Microphone

Posted this in the Raspberry Pi community, but it got closed for being off topic. Reposting in the hopes that it is now in the right place. I am trying to stream low-quality audio & video from my ...
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4answers
714 views

Video desyncs with the audio over time

I record footage with OBS and do voiceovers recorded in audacity. I process the audio in audacity, then sync the audio with the video. However, since I started doing it this way, the audio and video ...
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1answer
226 views

.wmv audio and .mov video out of sync

I'm a total amateur at this video stuff. I'm actually a web developer trying to create a video for work and I've run into a problem. Hoping those of you who know stuff about videography can help me ...
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3answers
254 views

How can I record audio & video synced with another audio file?

I want to record a drum cover. I have three input sources: a camera, the output of my electronic drum kit (computer registers it as a microphone), and an existing audio file (the song). I want to ...
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2answers
284 views

Millisecond stopwatch for visual stereo video synchronization measurement [closed]

I am trying to get 2 video streams into sync at low cost. I would like to visually measure how good can I synchronize my cameras by pointing them to a millisecond capable stopwatch. Does anyone know ...
2
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1answer
479 views

GoPro Dual HERO 3D stereo system only compatible with HERO3+ Black Edition units?

I need to shoot stereo video in perfect sync. I realized that GoPro offers Dual HERO System but they only list compatibility for HERO3+ Black Edition units. So I assume the currently selling cheaper ...
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5k views

Low cost frame synchronized (genlocked) 3D stereo camera

I am trying to capture stereo video with 2 Microsoft LifeCam Studio USB webcams. Thus far, the best approach I've managed to come up with is my own tool written using OpenCV to capture video streams ...
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3answers
283 views

Does the Sampling Rate affect the syncing process to a video source?

I have recorded interviews using a point and shoot camera for the video and my android phone with Smart Recorder. The camera records in MOV and is uncompress with mono audio. Then I use my smartphone ...
2
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1answer
81 views

Sound sync problem

I have a bizarre sound synchronization problem which I am really puzzled with. I recently recorded an interview with the video camera capturing the sound of the interviewed and an external sound ...
0
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1answer
55 views

Beginner: what software to combine 2 videos of a dance show

I would like to make a film of our dance show from 2 videos which were shot of it, keeping 1 audio track and the movement synched to the audio. Can anyone tell me what software can do this as easily ...
2
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2answers
582 views

Techniques and technologies for synchronizing multiple audio and video streams

I'm hoping to produce an amateur movie. I may be renting some equipment: (professional camera, microphone and digital recorder) but I hope to primarily use my own equipment: camera phones, ...
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1answer
45 views

Audio/Video Out of Sync with Samsung NX1000 Camera - Why?

I'm a total digital video beginner, having a weird (to me) issue in the music videos I've shot with my Samsung NX1000, which is that the video and audio are out of sync with each other, but not in a ...
1
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1answer
382 views

Audio/Video Out of Sync with Samsung NX1000 Camera - Why?

I'm a total digital video beginner, having a weird (to me) issue in the music videos I've shot with my Samsung NX1000, which is that the video and audio are out of sync with each other, but not in a ...
4
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2answers
184 views

Sync audio and video, equipment?

I need some help or tips in the area of video and audio sync. Think a music videoclip, where the audio is recorded independently to create a master audio track and then the video will follow along. ...
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2answers
955 views

Fixing desync in a large, long video file

I've got some moderately large, compressed video files (~2+ gigs, over an hour long) from a few Open Broadcaster Software streams to Twitch.tv. All output files (including the twitch archive's export) ...
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2answers
449 views

Recording video and audio with external input to computer with Canon 600D

I like to do drum covers, but the process always takes ages. I have to record my sounds from my electronic drumset (TD-9KX) to Cubase via a Tascam US122-MKii interface. Video is captured with a Canon ...
2
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0answers
133 views

segment does not contain sync frame

Whenever I split a video using Apple's mediafilesegmenter, using the following command: medifilesegmenter video.ts -t 10. I get the following error for each segment except the first: segment does not ...
4
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2answers
2k views

How to automatically synchronize two recordings of the same event?

Let's say I have two recordings (or more) of the same event. Maybe one has been recorded slightly slower or faster (different "pitch") than the other one and has been started several seconds after or ...