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8 votes
0 answers
5k views

How to produce a zoom animation of a video source with ffmpeg?

I'd like to create a zoom-in animation over numerous frames of a video clip. I've tried a couple of approaches without much luck. ffmpeg -i test-10s.mp4 -vf "zoompan=z='zoom+0.001'" zoompan-10s.mp4 ...
  • 246
8 votes
1 answer
4k views

Using ffmpeg to cut videos with more precision than key frames allow

I'm trying to cut a video (a debate on TV) with FFmpeg without re-encoding, and I need to cut between 2 sentences a guy pronounce. I think the precise moment is between two keyframes, because whatever ...
  • 181
6 votes
1 answer
1k views

Making a Digital clock with a specific time for Sony Vegas Platinum 12

I'm using Vegas Platinum 12 and I want to create a time code in a video. But here is the catch. I want to start the clock at a specific time and have the count start at that time, i.e 05:21:34 or 21:...
5 votes
0 answers
2k views

Normalizing audio output loudness (LKFS/LUFS) in DaVinci Resolve 16

DaVinci Resolve 16 adds a great feature that allows applying "Normalize audio levels" on a clip using the ITU BS.1770 or EBU R128 standards, to a target level of -23 LKFS/LUFS, or similar. However, ...
5 votes
1 answer
2k views

Largest input image size when encoding a video?

I got a bunch of really large 16 bit videos, approaching 65535×65535 pixels in size. These are essentially high quality timelapse panoramas. I want to convert them to a 7680×4320 movie (8K UHD, 8 bit)....
  • 173
5 votes
2 answers
1k views

Is it feasible to create a true multi-language video file with visual localization?

I'm of Russian descent, but I've been living in Germany for the better part of my life now, which means that I deal with both German and Russian media on a regular basis. Most video stuff I have will ...
5 votes
2 answers
306 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 ...
5 votes
3 answers
2k views

Can I record directly to a computer with the HC-V250?

I'm considering purchase of the Panasonic HC-V250, but my primary use case is recording directly to a folder on my computer. (I do a lot of post-production editing, so I need all the files on my ...
  • 151
4 votes
0 answers
8k views

moov atom not found

I downloaded this video using youtube-dl's HLS downloader. The video was being HLS streamed using AES-128. Even though I could view it perfectly fine when it was being streamed in the browser, VLC ...
  • 55
4 votes
1 answer
187 views

Is there a NLE that supports Variable frame rate?

Now before you quickly jump in and say: Premier got an update... Use handbrake... What I'm asking none of the big players seem to support. Rendering a video that's frame rate changes through the ...
4 votes
1 answer
103 views

Camera Is Shaking Slowly After Changing Its Position

In Unity 3D I have a series of camera movements, but some don't successfully complete. Instead of the camera coming to rest, it ends up vibrating around the target location. I have the video of my ...
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4 votes
2 answers
296 views

Free software for batch basic editing and down-sampling

I have a bunch of TV shows in HD that I want to down-sample to SD and at the same time strip out the titles and credits. Handbrake has great encoding and can handle batches, but I can't find a way to ...
  • 161
4 votes
2 answers
16k views

Blending Mode Options Missing After Effects

I'm trying to change my blending mode on After Effects CC 2015, but I have no options on certain layers. Only 2 of my layers have options to change the blending mode. How do I change it so all of my ...
4 votes
0 answers
578 views

GStreamer mpegtsmux produces empty output file

I'm trying to construct a GStreamer pipeline to transcode MPEG2 video and MPEG1 audio in a MPEGTS container to H.264 and AAC and output to a filesink. The problem is: the output file is empty. If I ...
4 votes
0 answers
3k views

Getting FFMPEG to stream video+audio through RTMP

Can someone help me with this: The video streams fine but I can't hear any audio. I just hear random click sounds. Please help: ffmpeg -f video4linux2 -channel 1 -i /dev/video0 -f alsa -i plughw:2,0 ...
  • 141
4 votes
0 answers
2k views

FFmpeg map_channel and video

I have a file that has the following format (note the number of tracks and channels within each track): Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'a.mov': Metadata: major_brand : qt ...
  • 173
4 votes
0 answers
2k views

Extract the frame (in image format) at exactly every minute (or second) from a video (by ffmpeg)

Motivation: I would like to seek the frame, then take high quality and exact time screenshots (images) from a video. The video is length is 00:48:43.71 and 23.98 fps (we can think it is 24 fps, isn't ...
  • 141
4 votes
1 answer
258 views

GoPro looping settings

I'm using my GoPro Hero3 White as a dashcam. Setting it to overwrite files, I encountered 2 strange things: 5min settings give me 1min files, and 20min settings give 5min files. The counter stops at ...
  • 41
4 votes
2 answers
138 views

Is there an automated process to split a video into sections with motion?

I have some video files with a reasonably static background and the occasional movement in the scene. I would like to edit down the footage to just the sections with movement in. As there are ...
  • 236
4 votes
2 answers
10k views

Adobe Premiere Pro CC aspect ratio streched

Couple of last times I rendered with Premiere Pro I notified that aspect ratio is stretched by height. I'm rendering 1280x720 at 1.333 aspect, and it worked fine every time till now, I didn't change ...
4 votes
0 answers
155 views

Building smarter elements for Final Cut Pro X with Motion 5

Help me not look like an idiot who's schizophrenic about the date. I am producing a series of videos recorded at a monthly event. The client webcasts the event live and wants to raise awareness of ...
  • 687
4 votes
2 answers
828 views

What does the Multi-Camera Record On/Off Toggle do in Premiere Pro?

My experience I'm currently creating a multi-camera sequence in Premiere Pro CC 2020 14.1.0 (build 116). I created my multicam sequence and everything is working fine. When I press play, my sequence ...
  • 180
4 votes
4 answers
162 views

What PC software offers speeding up video & sound together at 20x+?

I'm new to video editing, and I'm trying to find the right software to fit my needs. I am interesting in creating videos where I want to speed up both the video and the sound together to rates of ...
  • 141
3 votes
0 answers
50 views

Optimized Parameters of `FFMPEG` for Screen Recording

Windows has a great codec for screen recording called Windows Media Video Screen. It generates artifacts free videos which are highly compressed (small size). I was wondering, what would be the ...
3 votes
0 answers
28 views

Keeping child object still while parent is moving in AE

In After Effects, there's lots of times I've used the Parent feature (e.g., limbs of a body). However, I've run into an issue several times where I'd like the child layer to be still while the parent ...
  • 131
3 votes
2 answers
200 views

AE Expression: Define FontSize

I'm making a complicated watch UI with a lot of expressions linked to different values of the display. As you can see from the image below, 9hrs isn't bonded to an expression yet, but it's graphically ...
3 votes
0 answers
19 views

What does the 'evolution' property under Turbulent Displace in After Effects do?

It seems to add a ripple effect the more I increase the degree, but would like to read about it somewhere more. Couldn't find anything about it with a google/youtube search that specifically explains ...
  • 155
3 votes
0 answers
31 views

How do you solve a difficult camera track?

I've got a tricky camera track to do. Steadicam footage on a stage with a load of musicians and some smoke. After Effects built in tracker is not happy. I've tried masking the musicians out and just ...
  • 6,594
3 votes
0 answers
62 views

editing video (overlaying text) using AVfoundation is resulting weird behaviour in video

Whenever I move the pointer you can see video getting weird pixelation. Complete video showing how it behaves in quicktime player: https://jmp.sh/TMaknmp I am just applying overlay using ...
3 votes
0 answers
26 views

Help: Short film Credits (only 3 people)

I'm just finishing up my animated short and preparing to submit to film festivals but I'm unsure how to go about end credits. The visuals of the film (written, design, storyboards, animation, ...
3 votes
0 answers
27 views

How to rename linked comps between Premiere and After Effects

I create a lot of linked comps from Premiere into After Effects. What's the right approach to renaming them, so that they don't all end up with generic meaningless names? By default they are named: &...
  • 6,594
3 votes
0 answers
85 views

Adobe After Effects - Script - How to move puppet pins relative to some other pin/layer anchor?

I want to move some puppet pins relative to an anchor point. Is there a simple script that does the math and makes the pin move with the anchor of a different layer? This stuff seems pretty basic but ...
  • 31
3 votes
1 answer
161 views

Displaying map overlay in Final Cut Pro

I often see a map overlay in people's driving videos (showing a map in a corner that moves along the street to match the camera location of the main video as they drive through a street). How do I ...
3 votes
0 answers
936 views

DaVinci Resolve 17 doesn't show video and shows black screen on imported multimedia

DaVinci Resolve 17 doesn't show video and shows black screen on imported multimedia. I have VivoBook Pro X580VD, Quad Core model: Intel Core i5-7300HQ bits: 64 type: MCP arch: Kaby Lake, Device-1: ...
3 votes
1 answer
47 views

How to reverse Ken burns effect?

If some videos created by other people have ken burns effect, is it possible for me to remove it and get static fullscreen view?
3 votes
1 answer
195 views

How to fix the difference between duration of ffmpeg input and output?

I am trying to generate a video from a bunch of png images and audio using the command: /usr/bin/ffmpeg -y -framerate 30 -pattern_type glob -i 'images/*.png' -i audio.wav -c:v libx264 -b:v 0 -crf 18 -...
  • 131
3 votes
0 answers
13 views

Is there a way to delete cache files on a per-project basis in After Effects?

Is there a way to delete cache files per-project in After Effects, instead of by date or by size of the cache?
  • 6,594
3 votes
0 answers
642 views

How can I create a LUT on Linux with free and open source software?

I use Linux for everything media production. I shoot RAW and process images with Darktable. Now that I've started making videos too (4K ProRes), I need to apply a LUT to them in post. This requires ...
  • 131
3 votes
0 answers
24 views

Is there an easy way to hold a stabilizer?

I recently purchased this stabilizer in order to shoot some video footage: https://www.walimex-webshop.com/en/walimex-pro-dslr-steadycam-stabypod-m-80cm.html The stabilizer is easily balanced and I am ...
3 votes
1 answer
670 views

If I screen-capture a snapshot from a HDR movie, will the snapshot image be a HDR image?

I have a HDR movie content playing on a HDR supported PC, using software like the VLC layer. If I take a snapshot to get a png image file, will the image file include the HDR information? That is, if ...
3 votes
1 answer
56 views

How are/were low-light scenes such as concerts shot on film?

I recently watched a video of Led Zeppelin in 1973 and it dawned on me that these were shot on film, and as a film photography hobbyist it dawned on me that the picture quality for handheld film at a ...
3 votes
2 answers
377 views

How to get Premiere Pro to use NVIDIA GPU

I am currently editing in premiere with time-lapses and have noticed that premiere will use my integrated Intel graphics card instead of my Nvidia GTX 1060. In the Nvidia control panel, I have set ...
3 votes
0 answers
93 views

Why is my 480p Handbrake conversion of NTSC home video DVD much larger file size than the DVD?

I'm not super experienced with video production but I understand the technical basics of resolutions, frame rates, compression types, etc. I have an NTSC DVD containing a long (3h) home movie shot on ...
3 votes
1 answer
1k views

How to delete the very last frame of a video using ffmpeg / mencoder / transcode or any other?

I am trying to delete the very last frame of a video using ffmpeg / mencoder / transcode / or any other free linux application. Here is what I have so far, and it's only extracting it, it's not ...
  • 151
3 votes
0 answers
698 views

What is the difference between SRT and RTP?

I am trying to understand the benefits of SRT over other protocols like RTP. Haivision has a decent introductory explanation for SRT as well as a white paper, but I am unclear how it compares to RTP. ...
  • 165
3 votes
0 answers
3k views

Nginx RTMP didn't accept HEVC h265 input format

I'm trying to created live event broadcast on my VPS server , to make the audience able watch my broadcast I use Nginx RTMP that's produce link at this format http://192.168.1.5:8080/hls/live.m3u8 ...
  • 131
3 votes
4 answers
4k views

.mov file is not playing video in After Effects

I've recorded 7 videos yesterday. All recorded on a Canon 5D Mark III. The files are playing fine from Finder and Quicktime. But when I import them to After Effects, only one of them is not playing ...
3 votes
0 answers
3k views

How to use ffmpeg to send video stream to another server that gives exactly same quality as manually copying the file to that server?

I tried doing this ffmpeg -i tcp://192.168.1.41:5000?listen -c copy out.avi and have another client publish to this server using ffmpeg -i 1.avi -map 0 -c copy -f mjpeg tcp://192.168.1.41:5000 ...
3 votes
1 answer
56 views

Is there a way in Premiere to process a file like logging and capture?

I have a list of timecode in and out points for the source footage, (the best takes etc). Is there a way to process a file like logging and capture, processing the in and outs and saving as ...
  • 31
3 votes
0 answers
2k views

Recording for Youtube: ffmpeg Thread message queue blocked

I was recording screencasts on Ubuntu 16.04 for youtube with my plantronics headset C520-M which worked just nice. I was using ffmpeg successfully. Now I wanted to add some "live" video explaining ...

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