All Questions

0
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0answers
10 views

Can this ffmpeg code spell full screen? and could you spy the youtube copyright?

Code ffmpeg -y -i movie.mp4 -i filter.png -af "[0:a]atempo=1.15,volume=1.6,pan=stereo|c0
0
votes
0answers
12 views

Running ffmpeg WITHOUT editing path variable

So I'm a long time user of ffmpeg, and I know perfectly well how to install it for command line use using the environmental variable editor. What I want to know is how to run it and pass commands to ...
0
votes
0answers
5 views

Cannot send desktop capture to a local ffserver?

I am simply trying to send a ffmpeg stream consisting of a desktop capture to a local ffserver on Linux: # ffserver >/dev/null 2>&1 & # ffmpeg -video_size 1600x900 -framerate 25 -f ...
0
votes
1answer
18 views

How to render png's as h.265 12 bit video?

ffmpeg -framerate 500/21 -i %d.png -i audio.wav -c:v libx264 -crf 0 -pix_fmt yuv422p10le -c copy output.mkv I have the above command for converting a png sequence of images into 10 bit h.264 video ...
0
votes
0answers
6 views

Best audio, video, and image formats for Nature Recording

Wondering what the best audio, video, and image formats are for nature recording like BBC Planet Earth documentaries. Wondering what is typically used, and which ones are available that are "open ...
0
votes
1answer
19 views

How to resolve ffmpeg error “input contains (near) nan/+-inf”?

I'm trying to convert some old WMVs into MP4s, but ffmpeg will not do it. I keep getting the following error: input contains (near) nan/+-inf audio encoding failed Exact command used is: ffmpeg -...
0
votes
0answers
7 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 ...
0
votes
1answer
8 views

how to merge three videos side by side with ffmpeg

these three videos have different width and height. I can merge them horizontal successful with this command: ffmpeg -i s1.mp4 -i s2.mp4 -i temp.mp4 -filter_complex "[1:v][0:v]scale2ref=ohmdar:ih[1v][...
0
votes
1answer
4 views

How to show multiple camera angles together in a Multicam clip in FCPX?

So I've been able to combine two different clips shot by two different cameras at different angles at the same time by creating Multicam clip and choose to sync by sound. However, when I try to edit ...
0
votes
1answer
32 views

Extract PTS, Frame Number from a TS file using the bytes representation of it

I am trying to write a Python script which will connect the TDT with the PTS in a MPEG-2 TS. So far I have managed to convert the TS file into a .dat file where I have all the hex representation of ...
2
votes
0answers
17 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. ...
0
votes
0answers
8 views

Keep fixed symbol on a source text linked expression

I have a text layer (property: Source Text) connected to a slider control, in the way that the slider goes from 0 to 40 and the text layer simply follows the same amount. Now, I want to have a fixed ...
0
votes
0answers
4 views

After Effects randomSeed expression question

I wrote a simple code to make ornaments swing back and forth on a tree, the only problem is they all swing in perfect unison. I'm trying to figure out how to use random or seedRandom to get each one ...
-2
votes
0answers
12 views

Play MP4 on P&S camera

I have old Nikon P&S camera (Coolpix S3400). I want use it as Video Player (play videos downloaded from YouTube). I know it need special format for video files, so I recorded video on camera ...
0
votes
1answer
19 views

ffmpeg creating a boomerrang video

I'm trying to use ffmpeg to create a "boomerrang" video. Where it would take in one video, play that video forward, then play it backward, and once more forward all at 1.5x speed. I'm been able to do ...
-1
votes
0answers
25 views

Adding audio to a video file

I have a video file and an audio file and I want to add the audio to the video file. Any idea? Is there any software for Windows 7 which can do that? Thank you.
1
vote
1answer
18 views

Use ffmpeg to extract 15 frames at specific intervals

I'm new to using ffmpeg, but I want to extract 15 consecutive frames (resized to 320x240) at specific time intervals from an existing video. What I have so far is this: ffmpeg -ss 30 -i inVideo.mp4 -...
0
votes
0answers
6 views

After effect color management issue

Shows color with high contrast while preview and render, Loses the quality and appeal of the video Here is the link to the video Would like to solve this
0
votes
1answer
12 views

Can duplicate frames effect motion?

I understand that sometimes when editing, converting, and rendering new videos you can end up with duplicate frames. In other words, two successive frames can be exactly identical. To what extent can ...
0
votes
0answers
6 views

How to Get A (Transparent) Overlay Image to Only Zoom Out - Start Out Small, Grow Larger Until It Fills The Screen in iMovie 10

I have an overlay image in iMovie that I would like to make larger over the course of the video - it should start out small, and then zoom out until it nearly fills the screen. But currently, when I ...
-1
votes
0answers
12 views

How was this video made?

Several years ago I paid someone to make a video for me. It turned out okay, mostly the script needed some work, but overall I liked the video's aesthetics. The video opens with moving text that ...
0
votes
0answers
20 views

Stream PNG image with alpha channel

So, what I would like to achieve is to stream a PNG image (containing alpha background) to localhost in order to use it as input to watermark the main video stream. So for example I have a ffmpeg ...
1
vote
1answer
20 views

BlackMagic hyperdeck Connection failed

I've got a Blackmagic hyperdeck and a computer. Their are both connected on the same network. The network settings of the hyperck are : Remote : ON DHCP:OFF IP address:192.168.1.100 I can ping the ...
0
votes
0answers
7 views

ffmpeg: “Referenced QT chapter track not found”

Using ffmpeg to replace audio in a QuickTime with audio from a WAV. Anyone know why I'm getting Referenced QT chapter track not found? Command: $ ffmpeg \ -i "$video" -t 25 \ -i "$audio" -map 0:v -...
-1
votes
0answers
9 views

Suitable channels for video promotion and how to ensure a good conversion?

I found some statistics related to marketing recently. A study says that a a video has more conversion than text and images posts on social media. The engagement rate is 1200% more than that of text ...
0
votes
0answers
9 views

How to produce switching view videos, which software is recommended

I would like to record my upcoming Programming in Python lectures. I decided that I will use Camtasia to capture all the stuff on the smartboard screen which is on its basis already enough in ...
0
votes
0answers
14 views

FFMpeg set language as Unknown or unspecified in a QuickTime MOV

I have to transcode with FFMpeg some video with multiple audio where various audio track are not language related, just music and so on. I would like to assing as language something like Unspecified, ...
0
votes
0answers
7 views

DaVinci Resolve Some Audio Has Effects I Didn't Actually Put In

So on some of the audio strips in Resolve 15 have audio effects that I didn't actually put in. It seems to only add effects I used in other strips. On some strips the audio effect is only applied to ...
0
votes
1answer
17 views

Noise (from autofocus?) during Video on DSLR

I have a Canon 6D Mark II and am shooting video with a Canon EW-83H lens. The videos come out great but are plagued by audible creaking and clicking sounds during playback. My guess is that this noise ...
0
votes
1answer
18 views

If I use a normal build of ffmpeg how take advantage of video acceleration for scale?

I generally use ffmpeg for encode in h264 and also resize media My common command is something like: ffmpeg -i in.mov -c:v libx264 -preset ultrafast -b:v 5000k -s:v 1280x720 out.mov I have an ...
0
votes
0answers
10 views

Set audio channel title in a MOV file with ffmpeg

Today I received some materials in a MOV container. The MOV file is done pretty well and if you see in VLC they assigned also the channels names (channel title). This is something that I would like ...
0
votes
0answers
4 views

After Effects: Using a layer property as a variable in its own function

I'm trying to create a function where I can use the current value held inside a property to change itself. For example, I may want to change the opacity from 100% to 0% every 5 frames. The function ...
0
votes
0answers
15 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
24 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 ...
0
votes
0answers
9 views

Fastest crossplatform video decoding from rtsp source

My question may sound a bit too general, but nevertheless I've been trying to figure it out via Google myself for quite a long while not getting the final solid concept. Subj: our company is ...
2
votes
1answer
18 views

Add multiple mp3 files to an mp4 file with ffmpeg

I would like to add multiple mp3 files to an mp4 file. For adding a single mp3 to an mp4, I used this command with success: "-i /path/to/mp4File -i /path/to/soundmp3File -codec copy -shortest path/to/...
0
votes
1answer
24 views

FFMPEG filters missing after upgrade to 4.0

I built a statically linked binary of FFMPEG-3.4.4 from source. When I attempt to list the available filters in this binary, I get the following output. % ffmpeg -filters ffmpeg version 3.4.4 ...
0
votes
0answers
7 views

Exporting Duik plugin animation via BodyMovin as transparent background

I made a human body looking animation by using Duik (a plugin which enables to make a puppet animation). That is supposed to be transparent background and using alfa channel. Then I tried to export it ...
0
votes
0answers
12 views

Increase playback speed in handbrake

Hey is it possible to increase to transcode a video with increased playback speed? I would need to increase the audio as well. Do I need to do it in a command line or can I do that in handbrake? ...
1
vote
1answer
34 views

How to decode the PTS timestamps and extract the video frames

I want to extract the video frames and get the PTS timestamp for each one of them. I have an input MPEG-2 TS file and I prefer to use some open source tool like ffmpeg or something similar. The ...
0
votes
2answers
19 views

Looking for video software for analysing videos

I have a security camera on my car which is triggered by motion detection. Each time it happens it records about 10 seconds in dual cameras which end up with two files A_[timestamp]for front, B_[...
0
votes
2answers
20 views

Is it possible to verify if mpeg dash video was correctly transcoded

I am transcoding some of my videos to mpeg-dash so I can use html5 players. But I am not able to play them on any player. It might be something wrong with my files. These is a sample https://...
1
vote
1answer
17 views

Concat two MP4 files (side by side) with FFmpeg

I'm trying to concat two videos, side by side, using ffmpeg. One of them is 1280x720, and the other 1920x1080. One will be left, one will be right side. The higher resolution will be resized to the ...
0
votes
0answers
7 views

`aerender` renders many frames twice

Running aerender shows many frames being rendered twice: PROGRESS: 0:00:00:00 (1): 0 Seconds PROGRESS: 0:00:00:01 (2): 1 Seconds PROGRESS: 0:00:00:01 (2): 0 Seconds PROGRESS: 0:00:00:02 (3): 0 ...
1
vote
1answer
26 views

ffmpeg combine three videos side by side

I have three videos s1.mp4,s2.mp4 s3.mp4 and I need to combine three videos side by side I know use hstack but my three videos has different size? I've found following commands.It works,but only ...
1
vote
0answers
4 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
4 views

Remove vertical jumps from captured VHS video

I was watching the following video on youtube, and as you can see, the whole frame just jumps up for single frames at random intervals, always to the same height. It seems to me that this would be ...
0
votes
0answers
8 views

How to create this effect?

In most of the official screen-recorded Adobe CC tutorials, they use a [bubble kinda popping up] effect as in the screenshot below. Video link How could I recreate this effect in Adobe Premiere or ...
0
votes
0answers
20 views

Image sequence to video file in FFMPEG

I have several images which are randomly names such as: MyImage.jpg AnotherPicture.jpg RandomFileName123abc.jpg Is there a way of parsing these 3 images into FFMPEG to have it create a slideshow of ...
0
votes
0answers
11 views

Video captured from DV tape lagging in Premiere Pro CC19 - can't understand why

First time posting. I'm a doc filmmaker and had to use my HDV camera tape this last Friday to film. I've captured the tape with other software and imported it to PP, however it lags on the source ...

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