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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' -...
bret7600's user avatar
  • 197
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.
llogan's user avatar
  • 10.1k
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. ...
Michael Ratliff's user avatar
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As a summary of the differences: AviSynth Outdated and no longer recommended for use Only available in 32bit – not able to use 64bit plugins/filters No multi-threading (unless you install AviSynth-MT,...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

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 ...
Fabby's user avatar
  • 196
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 ...
Gyan's user avatar
  • 33.3k
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.
Gordon Shumway's user avatar
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 ...
MarianD's user avatar
  • 1,574
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 ...
bukkojot's user avatar
  • 675
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.
soundflix's user avatar
  • 142
1 vote

Widely compatible video format with lossless audio

According to Mozilla Developers MPEG-4 containers can include FLAC audio. Ditto for OGG containers.
user38574's user avatar
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: ...
Elder Geek's user avatar
1 vote

Convert a non-supported/obscure codec to a supported codec

I found a reference to this codec perhaps being used by the SIMI motion capture software; chances are it's uncompressed (if a high bit rate?) or lightly compressed AVI with additional data streams. ...
Chris Woods's user avatar
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 ...
Dr Mayhem's user avatar
  • 2,314
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
Gyan's user avatar
  • 33.3k
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. ...
bukkojot's user avatar
  • 675
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>
jsleuth's user avatar
  • 119
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 ...
Maarten van Vooren's user avatar
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 ...
Simon East's user avatar

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