All Questions

0
votes
0answers
4 views

Star Trek Continues: ffmeg dvdsub: overlapping subtitles

So I've downloaded the free fan-created Star Trek Continues Blue-Ray ISO for Episodes 1-3 and I'm trying to convert the FHD 1920x1080 to SD 960x540 to be able to watch on my phone: nice --adjustment=...
0
votes
0answers
4 views

Video editing software with Audio scrubbing[Windows 10- 64bit]

I am looking for a Video editing software to do some post production work on my animated movie(mp4 file without audio).I use Blender VSE,but it lacks severely in effects like transitions ,FX etc . My ...
0
votes
1answer
8 views

How to add freeze frame to a video using ffmpeg

I want to freeze some frames in a video so that it gives a buffering video type look. Also the audio should freeze with the video.
0
votes
1answer
10 views

Objective video quality assessment

I'm trying to develop a tool that given a video (without a reference video), it can measure the quality. Basically given some thresholds, it assigns them a rating (I just need 4 classes 1-4). Since we ...
10
votes
2answers
15k views

Is it possible to alter the playback *preview* speed?

Is it possible to change the speed of Premiere's playback of the video without altering the speed of the produced version? Even if I could play it only 1.5x faster, it would mean a lot of time saved ...
2
votes
1answer
1k views

ffmpeg hardcoded subtitles from the top, bigger, with thicker stroke, on a dark background

I found this page (I can't comment or answer there so here's a new question): Render srt subtitles to video? with this line which works fine: ffmpeg -i input.mp4 -filter:v subtitles=subtitle.srt -c:...
0
votes
1answer
31 views

understanding an FFmpeg command (blurring a video)

I searched for a FFmpeg command to blur part of a video, and found the following: ffmpeg -i short.mp4 -filter_complex "[0:v]split=2[v0][v1]; [v0]crop=200:200:60:30,boxblur=10[fg]; ...
0
votes
0answers
8 views

h.264 video packet duration missing

I have h.264 files that, when I run ffprobe on them, like this: ffprobe -i h264_file.ts -show_packets -select_streams v ...it shows that each video packet has no values for duration, and no value ...
0
votes
0answers
5 views

How to stop an encoding output that is actually being encoded? Adobe Media Encoder

At the moment I am encoding a single source to 5 different outputs. Four of them will finish in 2:29 hours, but the fifth will take 213:44 hours... so I would like to kill it. The problem is that ...
46
votes
4answers
100k views

Repeat/loop Input Video with ffmpeg?

I just want to loop a mp4 video with ffmpeg and keep the current settings and codec. For example if input.mp4 is 0:10 long, and I would want to loop it 4 times so output.mp4 is 0:40 long, how could I ...
16
votes
5answers
18k views

How to encode Apple ProRes on Windows or Linux?

Is it also possible to encode video with Apple ProRes on Windows and Linux?
0
votes
1answer
15 views

Is there a “Take Selector” in Premiere Pro?

Does Premiere have an equivalent to DaVinci Resolve's "Take Selector, or FCPX's "Auditions?" If so, what's it called? If not, are there any workarounds to quickly audition alternate takes on a PP ...
1
vote
1answer
14 views

Camcorder vs. GoPro mounted on bike

I am using a GoPro mounted to a bike to capture crews rowing in a boat next to a (gravel) bike path. I am mostly happy with what the GoPro offers except that I need a less wide-angled view. For better ...
0
votes
1answer
11 views

Open Source Software to open .aep file?

I've an envato subscription and have access to .aep files but don't have adobe after effects. I want to do a company video using the .aep but don't want to have to purchase AE for the edit. Are ...
0
votes
0answers
16 views

Lossless way to fix aspect ratio in VOB?

I have some old videos that were converted from a camcorder to DVD years ago. On one of the DVD's, the aspect ratio is incorrect. Most DVD players and applications seem to ignore this and play the ...
0
votes
0answers
6 views

Is a UK PAL video tape compatible with a continental Europe PAL VHS/S-VHS player in terms of video and sound

I've read that the difference between UK PAL and Continental PAL is the carrier frequency used for the audio. But is that referring to: the (now former) analogue TV broadcasts the encoding on the ...
0
votes
1answer
11 views

FCP loses second audio track on import

I have mp4 files with two stereo audio tracks, one with voice, and the other with game sounds. Unfortunately, when I import into Final Cut Pro, and then expand audio components, I only get the first (...
1
vote
1answer
23 views

Where do you charge your batteries?

I'm travelling to shoot a documentary in a remote pacific island without any electricity. How do you charge your batteries in such conditions ? I have never used a generator and I'm afraid of the ...
4
votes
3answers
3k views

ffmpeg: preserve timecode when converting mp4 to mov

I have .mp4 files created by a Sony A7s camera. They're using the XAVC S codec. I'm converting them to .mov using the command below. The original files have a timecode but that is not present in the ...
2
votes
2answers
75 views

Creating a video from a text and an audio file

I have a text and an audio file. I want to create a video that simply displays the text with the audio file playing in the background. I have to create many such videos, so I'm looking for an ...
0
votes
0answers
37 views

How to label spliced clips in Kdenlive?

I know of two ways of adding text label to clips in Kdenlive. Guides and markers. Guides mark places on the timeline, and are "stuck" there, i.e. guides don't move when spliced clips are moved around....
2
votes
1answer
18 views

What's the difference between “visually lossless” and real lossless and what does this mean for future encodes?

In FFmpeg's H.264 Video Encoding Guide we are told: Tip: If you're looking for an output that is roughly "visually lossless" but not technically lossless, use a -crf value of around 17 or 18 (you'...
0
votes
0answers
19 views

ffmpeg - Live hardware capture dropping frames and/or audio pops

I'm attempting to capture 1920x1080 at 60 FPS using a Magewell HDMI capture. If I preview it with ffplay it looks just fine, however when using ffmpeg to record I get frame drops and minor audio ...
0
votes
0answers
8 views

kdenlive renders full timeline with lots of blank video

I'm using Kdenlive 19.04.1 and I have set up my zone for rendering using the I and O method and it shows up blue on the preview section. When I try and render the clip, it renders fine but if the ...
1
vote
1answer
17 views

How to add zoom transition effects using FFmpeg to a variable number of images?

How can I add add zoom transition effects using FFmpeg to a variable number of images? I am able to create video from a variable number of images but I am not sure how to add zoom in and out ...
2
votes
3answers
26 views

Create video from a series of single frames and use original audio

I am looking for some advice on how best to create a video which is comprised of a series of single frames from an original piece of 30fps footage. I can create the effect by making a screen ...
0
votes
1answer
136 views

How to take multiple inputs with specific trim times to one output, single command ffmpeg

I'm trying to make a single ffmpeg command that will take multiple inputs, seek specific times within them, then output to a single file. For example, I have inputA.avi and inputB.avi and each is 1 ...
-1
votes
1answer
517 views

How convert avi and wmv to mp4 for html video tag?

I want to convert avi and wmv to mp4 for web and I use below code: ffmpeg -I input.wmv output.mp4 Is that enough?
4
votes
1answer
53 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 ...
2
votes
1answer
26 views

Are the robots in the transformers films really transforming?

I was always wondering if the robots in transformers had millions of parts like LEGOs and the different parts snapped on and off and rotated in a completely mechanical way, but I feel like the VFX ...
0
votes
2answers
74 views

How do I apply an effect to the entire result of multiple stacked clips in FCPX

How can apply an effect to the RESULT of multiple composited clips in Final Cut Pro X? Googling all I see is how to apply the same effect to multiple clips but that's not what I'm trying to do. I'm ...
2
votes
1answer
11 views

Why Doesn't Compound Clip With Effect in One Project Still Have Effect When Placed in Another Project?

In project A I have grouped a number of clips into a compound clip called c1. While in project A I've added to the compound clip (e.g. so it affects the entire compound clip) a color board effect and ...
1
vote
2answers
14 views

FCPX 10.1.3 - How Do I Copy Project?

Super-basic question, I know, and yes I'm a total noob. I have a simple project in my timeline that I'd like to save (so I can go back to it in the future and make edits) but then move forward with ...
0
votes
1answer
155 views

I dropped my Panasonic HC-V180 Camera, and now camera doesn't work? [on hold]

So I had my Panasonic HC-V180 camera ready on a tripod extended to its maximum height, and then it lost balance and tipped over. The camera is able to show its storage videos and displays things like ...
-1
votes
0answers
13 views

Best way to convert (S)VHS to Digital [on hold]

I need to convert many SVHS and VHS tapes (PAL) to digital. They are 20+ years old. What would be the best USB capture card to get the best possibile quality? PS: I know quality will be at most ...
0
votes
0answers
6 views

Sony AVC vs. MAGIX AVC vs. MainConcept MPEG-2: what's the difference?

In VEGAS Pro 16.0 I'm given (at least) three options if I want to render a 1080p 30fps video for YouTube upload: Sony AVC/MVC, template "Internet 1920x1080-30p" Use this setting to create the ...
0
votes
1answer
13 views

Simple Transition Effects for Short Video or GIF

I'm pretty new to creating GIFs and video effects so please excuse my ignorance. I searched for 2-3 hours for a simple tutorial on this but it is difficult to find. Would anyone know how I can do ...
0
votes
0answers
9 views

Final Cut Pro is distorting my music at the very end

I have a problem and I can't find any fix. When I import songs into FCP it sometimes distorts them in the end. But the problem is that they sound fine outside of FCP, and I have paid for them, so it's ...
0
votes
0answers
9 views

Premiere workflow: Maintain multichannel sync from dailies through edit lock to sound?

I am volunteer editing a production with professional sound recording and need to deliver picture lock to the audio dept so they can add foley, mix, and master. I've delivered a few tests, but it's ...
-4
votes
0answers
28 views

Download a blocked video MP4 720p [closed]

Hello to all Readers/Experts, ---Question: how to download videos like this one? //tvthek.orf.at/profile/Archiv/7648449/Neues-beim-Wiener-Sommernachtskonzert/13919349/Neues-beim-Wiener-...
4
votes
1answer
598 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)....
0
votes
1answer
35 views

Convert video with ffmpeg to have the same quality

I want to make some present for my grandma. And prepare some video. Unfortunately here video player is old and could not read some file formats. She is not at home now, so I don't know which player ...
1
vote
1answer
33 views

Burn .ass subtitle onto .webm with no loss of quality

I'm trying to burn .ass subtitles onto a .webm, using ffmpeg -i input.webm -vf ass=subtitles.ass output.webm but it shrinks from like 150MB to 9MB. How do I add the subtitles without losing ...
1
vote
1answer
9 views

Speeding up or slowing down a clip introduces metallic noise when adjusting for pitch

I'm slowing down some audio. I chose to "Maintain Audio Pitch" because I don't want it to sound like a very deep voice. However, when I play back the audio, it sounds like it's going through a metal ...
0
votes
1answer
12 views

How do I create a solid black background in Premiere?

I want to create a solid color "video" segment in my overall video. In iMovie I can add it by importing a background. I don't see any such feature in Premiere Pro. How do I add a black (or other ...
0
votes
1answer
16 views

How to change the transition point between two clips? (I.e. how to perform a rolling edit)

Imagine I have a single clip, [clipA]. I now want to transition from normal colors to black and white. So I split the clip, and I add the black and white filter to the second clip [clipA1][clipA2]. ...
2
votes
1answer
28 views

iMovie workflow for creating different versions or snapshots?

While using iMovie, I want to easily create snapshots of my project so that I can easily go back in time and grab things that I need. For example, if I'm making large scale changes, and I ...
1
vote
2answers
26 views

Square edges after rotating video in DaVinci Resolve?

I rotated one of my clips in Resolve to square up some of the lines (compositionally), then zoomed in so that the top and bottom edges were cropped to straight by the dimensions of the timeline viewer....
2
votes
4answers
11k views

No sound in Adobe Premiere Pro CC 2017

I searched internet alot but after all those usless advices I feel upset.. I'm importing .mp4 file which has music in it, but in Premiere there is no audio track at all. I have restarted pc, ...
0
votes
1answer
12 views

Trimming MOV clips / Saving as mp4

I am trimming extraneous time from some MOV files using the Microsoft Movies Anywhere app on my desktop. They're saved as MP4 files and have proportionately much smaller file sizes than the trimmed ...

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