The video-conversion tag covers software & formats related to converting videos from one format or container to the other.

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40 views

Videos downloaded from video hostings are seeked too slowly

Videos downloaded from youtube and other video hostings are seeked too slowly in video player. How to add an index to them under Windows (flv and mp4 files)? A bat file that makes anything needed ...
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1answer
1k views

RAD Game Tools is unable to open an MP4 file

I downloaded RAD Game Tools to convert an MP4 file to BIK, but I get the following error message: This happens with not just the file I want to convert, but with all my video files. I have no idea ...
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0answers
565 views

Accurate and reliable movie editing with avconv

I'm trying to perform movie editing in an automated way with avconv. It is made in two steps: extract some parts of an input movie: concatenate the parts to form an output movie: I tried some ...
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1answer
770 views

Reuse transcoding outputs to generate multiple files with AvConv

I am trying to find information about how to transcode a file into multiple outputs in one shot, but I don't seem to be able to. Most of the results I find describe the opposite: merging multiple ...
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3answers
3k views

ffplay - how to play together separate video and audio files

So I am able to transcode separate video and audio files into one movie file, like so: ffmpeg -ss 0 -lowres 0 -r 24 -i dcp/picture.mxf -vf "xyz2rgb" -i mov/sound.wav -ac 2 -ab 256k -vb 3000k -t 10 -y ...
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1answer
666 views

How to fetch frames from a video without losing some of them?

I created an AVI file from 30 PNG images, 15 frames/second: ffmpeg -i %02d.png -r 15 video.avi But when I tried to get the images back from the AVI: ffmpeg -i src.avi %02d.png I only got 19 ...
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1answer
173 views

How to create a multiple audio MKV from an AVI and a MP3 using FFMPEG

I have a AVI movie and a second audio in a MP3 file and want to create a third file in MKV with the original audio from AVI and a secondary audio from the MP3. Is it possible to do with FFMPEG? I've ...
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1answer
286 views

Best solution for HDMI (or DVI) to RCA (or peritel) [closed]

I'm looking for some inexpensive but not fake / poor solution to display my future "Xtreamer Ultra" on an old tv (which only has RCA/peritel connectivity)... Here is the product's profile ...
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2answers
608 views

iMac won't recognise .MTS videos on my hard drive, how can I play them?

We just purchased an iMac yesterday to view our travel videos. The thing is, all the videos we have stored on our external Hard Drive are in the .MTS file format (AVCHD). The thing is, the Mac or ...
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0answers
254 views

what is missing in this ffmpeg statement to create a working video conversion

I want to convert videos to a format that my camera reads with ffmpeg. I have some sample videos from the camera and analyzed them with mplayer -frames 0 -identify DSCN0001.mov and with ffprobe ...
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1answer
491 views

How to convert video to GIF using FFmpeg

I installed FFmpeg on my XAMPP for converting stream of video to GIF images. I used the below code but it doesn't work. ffmpeg -ss 00:00:05.0 -t 00:00:10.0 -i input.wmv -acodec copy -vcodec copy ...
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0answers
316 views

FFmpeg failed to transcode

I have successfully installed Video Module with FFmpeg/avconv in local machine. My current version of FFmpeg is "0.6.0-svn". I have downloaded the video preset package from drupal.org for FFMPEG and ...
13
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2answers
11k views

Resizing videos with ffmpeg/avconv to fit into static sized player

I have a html 5 video player which is 700px wide, 400px high. I'm trying to use avconv to use ffmpeg to resize (while retaining the aspect ratio) and making sure it fits into my player. Input can be ...
2
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1answer
6k views

How to convert MP4 to SWF

Can someone give me the command line parameters for FFmpeg to convert MP4 video to an Adobe Flash SWF file?
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3answers
224 views

Multithreaded Video Converter for Mac

Is there an app for Mac that can distribute a single video encoding job to several thread to utilize the full potential of the system? I used an application called iFlicks to do video encoding, and ...
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2answers
598 views

Batch video conversion - With subtitle burn-in

I want to convert a folder of .mkv files for online use. By this, I mean burning in the subtitles and if possible, adding two different languages (so Youtube will let the users choose.) Handbrake ...
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1answer
131 views

500 MB Avi video from CD lagging/glitching when reproduced

I created an extra cd with Nero Burning that contains both audio tracks (I can hear them correctly) and a .avi presentation (pretty big one, 540 MB on a 700 MB cd). The audio is fine but the problem ...
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2answers
4k views

How to convert/transmux ismv to mp4 or wmv?

How can I convert/transmux Smooth Streaming ismv files to mp4 or wmv? I've often read about mp4split but it doesn't seem to be freely available any more.
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0answers
344 views

Ffmpeg sync error, first image showing really fast

I want to converting my images with mp3 to videos... but first slide is showing up really fast. I want to each slide duration 5-7 seconds or so RAW material MP3 Files My list Images FFmpeg ...
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3answers
2k views

Convert video from .mp4 to .ogg

I am using ffmpeg version 0.11.1 Copyright (c) 2000-2012 the FFmpeg developers . I need to convert a file .mp4, to .ogg format. I am on Mac OS X, and I have tried this so far: ffmpeg -i ...
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2answers
1k views

What video codec puts the CPU/GPU under the least possible load while decoding?

I'm interested in transcoding a video I own for use as a screensaver; size isn't an issue, but I want to stress the processor and video card as little as possible as far as video decoding goes. What ...
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2answers
6k views

How can I get my MKV files to play on a PS3?

I just finished building a video server for PS3 and I am working on converting all of my DVD and Blu-ray to my HDD. For DVD, MP4 files work great, but the PS3 can't play MKV which is what I use for ...
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1answer
314 views

Reduce MOV file size

I have a folder full of MOV videos taken by my DMC-FX10. The problem is that the occupy too much space, and I am wondering if it is possible to compress them without losing quality? All videos have a ...
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2answers
30k views

Convert AVI to MP4 keeping the same quality

I want to compress an AVI file to MP4 using an h.264 codec. I could not get the same quality. How can I compress it? Original Video: Original Video Screen: FFmpeg console output (ffmpeg -i ...
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1answer
146 views

How do I convert webm to mp4 for MacOSX?

I'm on MacOSX Lion and would like a method for converting webm to mp4 (or another iTunes compatible format). ffmpeg seems like a possibility but the documentation is a bit obtuse for me; step-by-step ...
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1answer
1k views

How to download a Youtube video from command line? [duplicate]

Possible Duplicate: Download YouTube via command line How to download a Youtube video from command line? Mac OS X and/or Ubuntu Linux. Optionally, i'd like to save it in .avi or .mkv ...
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0answers
399 views

Prepend AAC file to MP4 causing audio to get out of sync

I have an application that handles the normalizing and combining of audio and video files from many different sources. All incoming audio is normalized as follows: ffmpeg.exe -i ...
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2answers
3k views

Convert mp4 video to a format xbox 360 can play

Here is a video file my Xbox 360 refuses to play: $ MP4Box -info video.mp4 * Movie Info * Timescale 90000 - Duration 02:18:33.365 Fragmented File no - 2 track(s) File Brand ...
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1answer
128 views

Video converters don't work anymore after reinstalling Windows

A few days ago, I decided to reinstall Windows 7 as my HD partition seemed to be nearly full and things were slowing down. I'd been using Handbrake almost exclusively to convert TV recordings and used ...
2
votes
1answer
920 views

How can I convert a video to h264, using pass-through if available?

On my Windows 7 computer, I have several videos that need converting to an iOS-friendly format. I'd like to do this as efficiently as possible. I have several kinds of videos: MKVs containing ...
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3answers
7k views

How do I reduce the file size of videos?

I need to reduce the file size of some of my HD videos, since I am running out of storage space. A lower resolution is acceptable, and other methods are welcome. I would prefer a GUI solution, as I am ...
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1answer
567 views

mkvmerge: How to merge two videos, one without audio?

I have two videos, one without audio (the second). Trying to merge them gives this error: mkvmerge concat1.webm +concat2.webm -o output.webm mkvmerge v5.8.0 ('No Sleep / Pillow') built on Oct 19 2012 ...
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2answers
293 views

Converting mpg files to mj2 files in linux?

I am looking for a binary that can convert mpg files to mj2 (Motion JPEG 2000) files via terminal in Linux server. Are there any?
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1answer
178 views

Is there a way to convert Video DVD to multiple disk of VCD?

as title, how can i convert a video DVD (4.1GB) and burn it into multiple disk of VCDs (7xx MB)? Do I need to convert into ISO image first? or make it as AVI ? Thanks so much
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0answers
150 views

How to automatically create comparison pictures for a transcoded video file?

How do one automatically/easily create a "before-after" comparison of two video file, where one file is the transcoded version of the other, in terms of several still images? Each pair would be ...
2
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1answer
2k views

Fix an m4v video that has lagging audio (audio and video out of sync)

Here's a similar question for windows: Tool to fix video that's out of sync with audio? I'm hoping to solve this problem on a Mac. I've tried Handbrake and Avidemux (the latter seems to have an ...
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1answer
912 views

Switching between 3D formats

How can I convert a 3D video file from one format to another? Let's say I want to convert a side-by-side formatted file to frame sequential.
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2answers
95 views

3000 videos songs… some are loud in voice & some low.. I want to make them equal (equal in volume only)

I have thousands Video flv/avi files, which are all songs only. Some of them are high in volume and some are low. Every time the song ends I have to up or down the volume at once..to escape my ears ...
2
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1answer
2k views

Does video conversion use the graphics card?

I frequently need to convert videos from one format to another. So I'm wondering whether the conversion uses my graphics card's processor, so that I can accelerate the process by replacing my ...
2
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1answer
499 views

How to recover broken MJPEG AVI file after a camera crash

I was recording a video when my KODAK EASYSHARE M531 Digital Camera fell to the ground and turned off. When i turned it on nothing happened to the camera but the video file is somehow broken. ...
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2answers
2k views

Converting flv and mp4 video format to '.ogg' using FFmpeg

I have HostGator VPS server with FFmpeg installed. It allows me to convert .wmv to .flv as well as .mp4 files successfully using the following commands for flv and mp4: ffmpeg -i WantsABath.wmv -b ...
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1answer
370 views

I need to convert a bunch of *pngs to *.mpg in linux/CENTOS. How can I do this?

Title says it all, and I am not too familiar with LINUX, but I can get by if I get some help. I am looking for a way(s) where I can do the above, or in lieu of that, download a program that will do ...
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0answers
263 views

Converting DVDs to Precisely Sized XviDs like “The Scene”

I am hoping to finally watch the Star Wars movies (yes, yes, I know) and intend to watch them all in a row as a marathon. I would prefer not to have to constantly get up and change discs, so I thought ...
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1answer
2k views

Convert GTK RecordMyDesktop OGV video for OpenShot editing

I make some screencasts with my laptop. The software that I use in Ubuntu is GTK RecordMyDesktop which gives me an OGV file. The quality is perfect and I am happy with it. For publishing or giving ...
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1answer
255 views

Windows crashes when I try to compress large .MOV file from iPhone

I have a 40 minute, 6 gigabyte .MOV file that I transferred from my iPhone to my PC. I need to upload the video to Youtube but the file is too large. When I try to compress the video, my computer will ...
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3answers
425 views

How to convert .avi video that has 1 static image in the video (with sound) to mp4 video with ffmpeg to least possible size?

I've an .avi video (divx) that's at 25fps and it has mp3 audio at 64kbit/s. This video has just one image throughout the entire video. I'm trying to convert this video to mp4 but to make it as small ...
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5answers
2k views

(Batch) converting a video while keeping the original time stamp/creation date

I need an easy way to convert videos to h264 while keeping the original creation date. Right now I'm doing it manually (encode, then edit the date), but it's a super boring task to do when I have 10+ ...
2
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2answers
351 views

Best video codec for filmed powerpoint presentation

I have some presentations that are filmed. The audio is the presenter and the video is all the Powerpoint slides (size 1024x768, video codec H264, audio codec AAC). I would like to reduce their ...
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0answers
6k views

Convert swf file to mp4 file using FFMPEG [closed]

I now want to show an html5 video on a html page. Now I have an sample.swf file, I want to convert it to .mp4 or .ogg or .webm file. I have tried: ffmpeg -i sample.swf sample.mp4 But I got this ...
19
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1answer
9k views

What is the “sameq” or “same_quant” option in FFmpeg? Does it mean “same quality”?

Often, I've seen FFmpeg commands using the sameq option, for example ffmpeg -i input.mp4 -sameq output.avi What does this mean? Does it mean "same quality"? If not, what should I use instead?