All Questions

1
vote
0answers
58 views

Convert video files to supported formats and with correct codec to reproduce on Epson projector

I have the EPSON EH-DM3 projector and it supports the following formats only: and here are more specific info: now I'd like to be able to reproduce my videos on it by simply converting them before ...
1
vote
0answers
29 views

How can I find duplicate videos by content

I have a lot of video files but also a lot of duplicate with different encoding differences (eg 720p and 4K versions). I wasn't able to find an open source solutions. I tried a Windows paid program ...
1
vote
0answers
90 views

Calculate Average Color for Whole Video with ffmeg

I would like to calculate the average/median color of a whole video clip (not single frames). Is there a straight forward way to calculate such statistics with ffmpeg or any similar open source tool? ...
1
vote
0answers
14 views

how to move these bottom line under scooter in after effects

I have this lines in illustrator and imported whole art as layers and i want to animate these lines like above animation.is there any other way to make things easy i had imported ai file as layers and ...
1
vote
0answers
155 views

How do I remove video scan lines in DaVinci Resolve (or Fusion?)

I have little-to-no prior video editing experience, but am trying to edit together a video from when a friend and I flew in a full-motion flight simulator for a website. I shot the video with my DSLR,...
1
vote
0answers
88 views

Best FFmpeg codec for Final Cut import

Is there an ideal FFmpeg codec to use when the video file is designated to be imported into Final Cut Pro X?
1
vote
0answers
141 views

FFMPEG gives improper “duration” in metadata

Scenario: I have 5 minutes of gameplay footage. I wanted a 10 second clip in the middle of it as a webm to share. ffmpeg -ss 3:36 -i gameplay.mp4 -copyts -to 3:46 -c:v libvpx -an -b:v 2500 -threads 7 ...
1
vote
0answers
25 views

Inverted colour on output using Adobe Media Encoder

I created an animation in AE, rendered it as a .MOV file, the video looks great, however the file size was huge and I saw that the recommended codec used to reduce file size is h.264 mp4. So i ...
1
vote
0answers
22 views

What makes the colours in UHD demo footage so vibrant?

Whatever display you watch 4k and 8k demo footage on (I'm watching it in 1080p), the colours are so much more vibrant and engaging than 4k footage shot on phones, filmed for and shown on broadcast TV, ...
1
vote
0answers
112 views

How to deinterlace a fragment of a movie and retain the exact original quality with FFmpeg

I've got a final version of a movie I co-produced, ca. 20 minutes in a below 3GB file. There's a few-second-long fragment that needs to be deinterlaced, but I can't do it on a project file before ...
1
vote
0answers
5 views

Simple Video Content Recognition Software

I am looking for a tool that recognizes live action and graphics content in a video, and output the duration used of each style. I am searching for something more automated than scene detection ...
1
vote
0answers
17 views

Tabify text inside Sony Titles & Text

The editor won't respect the space that I insert with the TAB key, it does (unsurprisingly) with regular spaces (won't match the same space length between lines at all, however). Is there a way to ...
1
vote
0answers
42 views

Why do I keep getting videos darker than the frames from which they were made regardless of the software I use?

I have tried using both VSDC and VideoPad for editing videos, and both of them randomly darken the videos I put into them. Is this a common issue? If not, what information do you need me to give to ...
1
vote
0answers
22 views

Can text clips be converted into captions in Premiere Pro?

I have a Premiere Pro video project in which the subtitles have been created as titles with the Type Tool. Is there any way to convert the text clips on the timeline into captions, with the already ...
1
vote
0answers
170 views

webm dash manifest.

I tried to create mpeg dash. here's my flow : source.mp4 (UHD 4k) converted to 1080p, 720p ... 144p using following command: ffmpeg -i {source.mp4} -c:v libvpx-vp9 {size} -b:v 1500k -keyint_min 150 -...
1
vote
0answers
24 views

Jumpy video in scenes with movement

i am trying to recode a video from 4096 to 3840 which i did succesfully with this line: ffmpeg -i C:\Alien.mkv -vf scale=3840:2160 -c:v libx265 -crf 18 -acodec copy D:\Alien1.mkv -hide_banner But ...
1
vote
0answers
18 views

How can I change slice_type which is show in Elecard stream analyzer using ffmpeg?

I'm not ffmpeg and encodding expert and am trying to encode a MP4 file to MPEG-4 h264. When Elecard stream analyzer is analyzing my result .ts file, it shows slice_type = 7 for all of i-frames as you ...
1
vote
0answers
23 views

Connecting threaded 3.5mm jack plug to non-threaded socket?

I have a lav mic with a threaded jack at the end. It came with a Sennheiser Transmitter/Receiver pair and has a threaded jack to connect into the Transmitter which has a threaded socket to match. ...
1
vote
0answers
14 views

Track and apply fixed positioning in frame for subject

I used tripod to film a subject which is speaking and their head is moving around ever so slightly. I want to to position the subject based on their eyes so that their eyes do not move at all. I am ...
1
vote
0answers
15 views

Marking good and bad takes to help in editing

I've been learning about using different numbers of claps or finger-clicks when shooting my video/audio, so that later in editing they can act as markers as to which takes were good and which can just ...
1
vote
0answers
154 views

FFmpeg NVENC rtsp stream encoding freezes randomly

In some executions of the following command, ffmpeg freezes at certain time and after some minutes starts to encode the stream again. The problem don't happen always. The stream server is an avigilon ...
1
vote
0answers
20 views

Voice activated camera using USB MIDI

I want to send control output of an auto mic mixer (AT mx341/non Midi) to a Roland V1HD video switcher that accepts MIDI using an Arduino Uno in between. When mic one is hot, I want camera one ...
1
vote
0answers
731 views

How to overlay 2 videos using depth layers

I'm trying to overlay 2 videos which both have depth layers (e.g. how far a pixel is away from the camera) using ffmpeg filters. (I have a few hundred of those videos so I'd like to do batch job out ...
1
vote
0answers
46 views

Continuously rasterize changes the position of a line

I'm editing an incredibly complex template I've bought. I want to zoom in deeply on a line in the composition. Now this line will turn into a blurry mess without 'continuously rasterize' turned on. ...
1
vote
0answers
13 views

MPEG-4 Mediainfo, what's “Format Profile”?

I'm wondering what the Format Profile tag/field refers to. (Backstory: I have a couple MPEG-4 videos (I made) on a NAS which won't stream through my X-box 360 (but will stream on any other computer, ...
1
vote
0answers
18 views

Recommendations needed for a low cost dolly in an arc, not a straight line

I need to find a low cost dolly setup for a round table shoot. I'd ideally use a Wally Dolly, but they don't make the tracks in curved sections. Can anyone recommend dolly setups of a roughly ...
1
vote
0answers
441 views

GStreamer: RTMP to RTP

I want to streaming RTMP signal to RTP(multicast, mpegts container) via GStreamer. As I understand, I need to perform the following actions (please correct me if I wrong): Demuxing RTMP stream ...
1
vote
0answers
20 views

Converting text file to a video with speech

I have several long text files and I'm looking forward to convert them into a video with synced text-to-speech voice. Because texts are long, an animation/slide/pagination will be required on video. ...
1
vote
0answers
14 views

Looking for an alternative to Pamela for Skype for podcast recordings

I've been using the software Pamela for Skype for recording podcasts. The newest versions of Skype no longer support 3rd party applications. What is a good alternative going forward? I was able to ...
1
vote
0answers
21 views

Why does people seem transparent in this video

People seem transparent in that video. What does explain that? I posted on the Physics community, believing that it was related to some optical effect. But I've been told that it may be related to ...
1
vote
0answers
70 views

project 3 separate videos synchronized

For an art installation I need to set up a synchronized projection of 3 separate videos: hardware 1 PC with Windows 7 NVIDIA GeForce GTX 980 with 4 simultaneous outputs 3 projectors 1920 x 1080 (I ...
1
vote
0answers
16 views

Can mathematical data from a recorded video be extracted to a computer file?

Can mathematical data (for example, stop watch/timer values) from a smartphone recorded video be extracted to a computer file for plotting graphs ?? *I have recorded a video of an on-screen ...
1
vote
0answers
31 views

Hanna Barbara animation frame rate

Question for old animators at Hanna Barbara: 1960s - 1980s. Do Hanna Barbara cartoons use 30 frames/s or 24 frames/s, and did they draw most animation on 2s for real 15 frames/s or 12 frames/s? I ...
1
vote
0answers
36 views

What's more important for video recording - STM or IS?

As I can see Canon currently lacks native wide (assuming crop sensor) fast prime lenses adopted for video recording that have built-in image stabilization at the same time. As an example, you can ...
1
vote
0answers
87 views

Is using a slog-2 and xavcs like profile worth it on the Sony A6000?

I want to make movies, but I currently have a Sony A6000. I currently use a neutral profile and drop all the values to -3,-3,+3 or -3,-3,-3. The Sony A6000, however, has only 8bit video. I also ...
1
vote
0answers
23 views

Is it possible to cut video based on audio?

I wonder if any of you guys know some solution and can help a small team of inexprienced (in terms of video) podcasters. We're producing our Audio podcast in a purely audio editing software (Reaper) ...
1
vote
0answers
8 views

Why does motion compensation need a decoder?

I know that motion compensation is the process of using the motion estimaton MV information and then compensating it to describe only the differences between reference frame and the motion estimation ...
1
vote
0answers
11 views

Is removing an audio segment on YouTube a lossless operation?

YouTube marked part of a video I uploaded as containing copyrighted audio. When I remove that audio segment on the YouTube website, does YouTube re-encode the audio of my whole video? Or is the ...
1
vote
0answers
358 views

How can I delete ALL duplicated frames with ffmpeg and mpdecimate?

I have CCTV footage exported from a motion activated camera system. When the camera is not active the exported file keeps time by overlaying a black rectangle on the most recent captured image, and ...
1
vote
0answers
187 views

Jetson Xavier and 16 12MP cameras

I recently saw the Jetson Xavier from NVIDIA (https://developer.nvidia.com/embedded/jetson-xavier-faq). I need to connect 16 12MP cameras like this one: https://www.baumer.com/it/en/product-overview/...
1
vote
0answers
18 views

Video recording framerate limitation causes? (e.g. 1080p at only 60fps despite same camera records in 2160p?)

I know, smartphone cameras are maybe not the primary interest of professional videographers, but I am interested into the technical aspects. They can also be relevant for real cameras. There are ...
1
vote
0answers
42 views

Advice for Adobe CC shared storage solutions

We're considering building an Adobe video production environment and we need a shared storage solution. We have had impressive presentations from EditShare and OpenDrives/CatDV. Our production ...
1
vote
0answers
52 views

Vegas Pro blurring the edges of my sources

I am composing two 'Solid Color' media generator sources in Vegas Pro: a green background and a red rectangle on top of it (using Pan/Crop). My goal is to have the edges of the red rectangle ...
1
vote
0answers
72 views

Davinci Resolve 15 Beta workflow bar covering up color settings

I have Davinci Resolve 15 Public Beta. The bar on the bottom that enables you to switch from editing to color grading is covering up the settings for RGB, and I cannot drag the window up to make the ...
1
vote
0answers
291 views

Extract file thumbnail from mp4 file

I'm currently converting a few mp4 file to mkv. In the process they lose their file thumbnails and I wanted to keep them. So I'm searching for a way to extract the custom thumbnails from the mp4 files ...
1
vote
0answers
375 views

Why in ffmpeg do I have VAAPI encoders but no VAAPI decoders?

Why in ffmpeg do I have VAAPI encoders but no VAAPI decoders? I have used VAAPI encoders successfully, but would like to use VAAPI for decoding as well (specifically, mpeg2_vaapi decoding). I build ...
1
vote
0answers
166 views

Is there a container format in ffmpeg that supports non-monotonous timestamps?

I have recorded over-the-air digital TV broadcasts from my own antenna. Due to reception blips, the MPEG-TS file can have corrupted packets, and thus corrupted timestamps, in the middle of a ...
1
vote
0answers
135 views

kdenlive - select project video orientation

I have a project with two video clips, made with smartphone, one is horizontally aligned and the other vertically aligned. I want my project to be horizontally aligned (landscape), but I can't find ...
1
vote
0answers
39 views

Maya Python - File node not updated during script runtime

I'm writing a Python script that loads a file node and sets up some of its attributes. Then I question that node about its coverage. I want to get those values to later set up scene resolution: ...
1
vote
0answers
11 views

Digital live drawing video presentation with tablet

You know those videos where people are explaining things and drawing on whiteboard at the same time, right? I would like to do pretty much the same, but on PC with tablet. I tried Krita and record ...

15 30 50 per page