5
votes
Join multiple M4V to one file (maybe MKV?)
If you have ffmpeg installed, see this article that basically says to create a file that has all of the names, or to use the following command
Concat Protocol
ffmpeg -i 'concat:input1|input2' -...
- 197
5
votes
ffmpeg repackaging AVI (h264) into mp4 gives choppy playback in html5 video on chromium
I ran into this same stuttering after remuxing to mkv and then playing the video on a Roku. Solved the issue by first fixing the avi with the mpeg4_unpack_bframes filter, then remuxing that as mkv.
...
5
votes
Accepted
How to batch covert a folder of mp4 files to avi?
Change the ” to a ".
Avoid using TextEdit or other "smart" editors to edit your scripts and shell commands. They will mangle it with fancy quotes and other oddball characters and ruin your commands.
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4
votes
Convert mp4 to avi while keeping frame rate and quality and being able to play in QuickTime?
An AVI file is just a container and can contain any codec, so if you want to encode to QuickTime and Media player, you need to:
ffmpeg -i input.mp4 -c:v libx264 -c:a libmp3lame -b:a 384K output.avi
...
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4
votes
AviSynth vs AviSynth+ vs VapourSynth: which one should I choose?
As a summary of the differences:
AviSynth
Outdated and no longer recommended for use
Only available in 32bit – not able to use 64bit plugins/filters
No multi-threading (unless you install AviSynth-MT,...
4
votes
Accepted
Is it possible to create a continuously looping video?
I make similar videos for our corporate reception, interstate and overseas offices, events, conferences and presentations etc. The answer is to look outside the video file itself and focus on the ...
- 703
3
votes
Accepted
How can I demux avi?
Your audio is PCM, but you're trying to streamcopy to AAC, which won't work.
To extract the audio to WAV, use
ffmpeg -i DSCN5008.AVI -acodec copy -y a.wav
To transcode the audio to AAC, use
ffmpeg ...
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2
votes
Accepted
error editing a long video using VirtualDub2
Issue is with the audio track, which needs to be converted/compressed.
See
https://sourceforge.net/p/vdfiltermod/tickets/162/
for steps on how to avoid this issue.
2
votes
AviSynth vs AviSynth+ vs VapourSynth: which one should I choose?
There is no reason to use old, obsolete AviSynth — “old-but-still-useful” are almost all programs, but why to complicate your life with old, unsupported versions of them?
Every script for AviSynth ...
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2
votes
Accepted
Video corrupted because of force restart when capturing
Don't panic
Download virtualdub and try to open in it. Try select "direct stream copy" and save new file. AVI container very easy to fix.
If you using h264 codec inside, you can try to use my tool ...
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2
votes
how to convert mp4 to divx?
The good old ffmpeg gives you the power ;)
ffmpeg -i input.avi -c:v libxvid output.avi
You can obviously fine tweak the command line with bitrate, audio in mp3 and so on.
es:
ffmpeg -i input.avi -...
- 1,606
1
vote
Widely compatible video format with lossless audio
To my knowledge, the only lossless audio format with really wide compatibility is plain old linear PCM.
As container format, MP4 is the most wide-spread.
- 111
1
vote
Widely compatible video format with lossless audio
According to Mozilla Developers MPEG-4 containers can include FLAC audio. Ditto for OGG containers.
- 11
1
vote
Security video missing time and frames
Usually dropped frames are down to processor or disk bottleneck issues. If the frame cannot be compressed or stored in time, most applications will drop in order to move on to the next one.
The ...
- 2,317
1
vote
ffmpeg repackaging AVI (h264) into mp4 gives choppy playback in html5 video on chromium
As of the date of your post, this was already a reported bug. You stated that you had this problem both in Windows and Ubuntu. For Windows at least there was a reported workaround:
For Chrome: ...
- 206
1
vote
Accepted
How to export a .AVI as a sequence of images in Avidemux
You need to downgrade to 2.5 since 2.6 does not support image sequence export.
Alternatively, you could download FFmpeg and run
ffmpeg -i input.avi -q:v 1 in%d.jpg
ffmpeg -i input.avi in%d.tif
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1
vote
How can I ensure that DaVinci Resolve will detect and/or load my .mp4 / .avi files?
Davinci Resolve does not support all common video file formats, unfortunately. It tends to emphasize the more professional codecs and those found in recent digital cameras.
You can view the full list ...
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1
vote
How can I ensure that DaVinci Resolve will detect and/or load my .mp4 / .avi files?
From your post I am not sure why Resolve wont recognize your files...but you should transcode your footage anyways before ingesting into Resolve.
Even if you start with highly compressed source ...
1
vote
Accepted
Losslessly converting Microsoft DV to Quicktime DV
I doubt Adobe Media Encoder is rewrapping the video stream.
To copy the data losslessly from a Type 1 to Type 2 DV-AVI or to MOV, use ffmpeg, a free command-line tool, like so
ffmpeg -i input.avi -c ...
- 32.6k
1
vote
Started to record over AVI file
When overwriting happens, usually old file is removed. So, new file size is around 0 bytes. Here nothing to rescue.
If you realized your mistake ASAP, in a few seconds, you can press RESET button. ...
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1
vote
Is it possible to create a continuously looping video?
If you have the option to embed the video in a simple webpage you could use the HTML5 video player loop option:
<video loop="loop"></video>
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1
vote
Is it possible to create a continuously looping video?
Use a DVD authoring program. For example, Adobe Encore to create a VOB (MPEG2) DVD file. Most media players recognize this format. In the authoring software, you can make the movie autoloop, so the ...
1
vote
Is it possible to create a continuously looping video?
You could use something like the raspberry pi zero for this.
https://www.raspberrypi.org/blog/raspberry-pi-zero/
It costs £4 and has an HDMI Output that feeds into most TVs. Using https://osmc.tv/ (...
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Only top scored, non community-wiki answers of a minimum length are eligible