Questions relating to the mp4 multimedia file format

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1
vote
1answer
791 views

How to repair videos?

Videos' size became 0byte. I don't know what happened. But some of the videos work, those recently played became 0byte. On Totem says: Stream contains no data. And on other player they don't play ...
10
votes
2answers
34k views

How to fast convert mp4 to webm using ffmpeg?

Sorry to disturb you but I'm in a kind of a trouble. I have to convert 76 mp4 files to webm for the purpose of a website that uses HTML5 videos. I'm talking about 10 Gb of mp4 files... I know I can ...
2
votes
6answers
5k views

mp4 to mp3 conversion

I have worked on multiple tools that convert a "mp4" file to "mp3" format, but what I am really interested in, is there a way I can convert multiple mp4 files to mp3 format in a single go.
6
votes
5answers
58k views

How to convert a video from mp4/flv to mpeg/mpg [duplicate]

I download videos in mp4 or flv format but I need to convert them to mpeg 1/2/3 so that I can watch them on my special gadget. I think I need a program. any suggestion thanks
6
votes
1answer
1k views

How can I convert .mp4 and .m4a files to .mp3 files automatically, keeping the cover art?

I have some .mp4 and .m4a audio files that I want to convert to .mp3 files. I want the resulting .mp3 files to include the cover art included in the source files, without fiddling with EasyTAG ...
0
votes
0answers
37 views

wine problem with install [duplicate]

When I press install, I get this message Package dependencies cannot be resolved This error could be caused by required additional software packages which are missing or not installable. Furthermore ...
1
vote
1answer
5k views

VLC player wont play AVI or MP4 [duplicate]

I'm brand new to Ubuntu (and linux all together). I just installed Ubuntu 12.10 on my Lenovo S10e, and I'm trying to play movies that I loaded from my external HD onto the netbook. I've tried 4 ...
6
votes
3answers
10k views

Trying to convert MKV to MP4 with avconv, failing

I am trying to convert an MKV file to MP4 to be compatible with my PS3. I am using: avconv -i file.mkv -c copy file.mp4 It fails and I get the following error: [mp4 @ 0x8a17c00] pts < dts in ...
11
votes
4answers
15k views

Batch extract audio with avconv without transcoding

I have about 70 mp4 files, and I want to extract the audio files directly without transcoding further. All the mp4 files have aac audio files. I understand I can use the following command to extract ...
0
votes
0answers
36 views

How to demux an mp4 file [duplicate]

Possible Duplicate: How can I extract audio track from video file? I have an mp4 file, and I want to separate the video and audio to separate files. I know the audio file in the mp4 file is ...
1
vote
2answers
5k views

Record my desktop in mp4 format

How do I record my desktop interaction (video) and audio directly in MP4 format? I have Ubuntu 10.04 LTS.
5
votes
3answers
6k views

How to check how long a video (mp4) is using the shell?

I need to ftp upload all the mp4 files in a directory with length > 4 minutes using the shell. I can't find any script to check how long a video is. Does anybody have any idea how to do that? Thank ...
1
vote
1answer
2k views

VLC lagging while running HD videos

My vlc player keeps lagging while i play hd videos. To be more especific, it has been lagging in mp4 files with 720p and 1080p. It keeps stopping like 10 seconds to 10 seconds. The stopping time is ...
1
vote
1answer
2k views

error while trying to play .mp4 file

after agree to download and install extra multimedia plugins, it says package dependency can not be resolved, with below error: The following packages have unmet dependencies: gstreamer0.10-...
0
votes
1answer
433 views

Can't play mp4 files in Edubuntu 12.04

I have installed new Edubuntu 12.04 and unfortunately my mp4 files are not running.
0
votes
4answers
10k views

Unable to play .mp4 files (videos)

I am running Ubuntu 12.04, and have installed all restricted packages and 354 MB of available updates. However, I still am not able to play video's. Is it because of low Memory (RAM)? My Computer ...
8
votes
2answers
16k views

What tools can I use to a text overlay to a video?

I have an MP4 that I uploaded from my Android to my Ubuntu workstation for editing. What tools can I use on Ubuntu to fade in and out professional-looking text?
32
votes
8answers
103k views

How do I convert an MP4 to an MP3? [duplicate]

I have some songs which are in mp4 format and I want to convert them into mp3 format. I am new to Ubuntu/Linux. So please explain the step by step process or give any software which can do the above ...
0
votes
1answer
889 views

Movies lag in full screen, although flash works fine

I have an Alienware m11x R2 computer running Ubuntu 12.04 (64 bit) with Nvidia drivers and Bumblebee for Optimus technology. The problem that I have is that if I play a video in full screen it lags, ...
3
votes
4answers
64k views

Convert mkv to mp4 with ffmpeg

When I try converting mkv to mp4 using ffmpeg, the following error occurs: version 0.8.3-4:0.8.3-0ubuntu0.12.04.1, Copyright (c) 2000-2012 the Libav developers built on Jun 12 2012 16:52:09 with ...
2
votes
1answer
955 views

Some videos have no thumbnail?

I just downloaded a video series and opened the videos folder to find that some of the videos have thumbnails and some do not. How can I force the others to generate thumbnails? I have tried playing ...
0
votes
2answers
5k views

How do I reduce the screen and file size of a recorded video, plus convert to FLV?

I have used gtk-recordMyDesktop to make a video as an OGV file using the default settings. I need to do 3 things: How can I reduce the screen resolution (height and width) so that it can fit into a ...
0
votes
1answer
383 views

How do i enable hinting for streaming in mp4 files?

I have used MP4Box in the past to enable hinting on mp4 files in the past but it looks like its no longer in the repositories. Is there anything else that can be used or do i need to compile from ...
4
votes
1answer
8k views

Movie Player won't play MP4, gxine does

I've recently installed Ubuntu 12.04. I have installed ubuntu-restricted-extras and ubuntu-restricted-addons, gstreamer0.10-ffmpeg, libdvdread4, libdvdcss2, run the .sh script, and I don't remember ...
5
votes
2answers
8k views

How to convert an mpeg2 to a streamable or fragmented mp4?

I am trying to convert mythtv recorded mpg (mpeg2) files into streamable mp4 files. Converting to an mp4 is simple, however, the entire file must be converted first before it is usable. Even using ...
2
votes
3answers
2k views

mp4 video playback is horrible

How can I get mp4 video to playback normal. They skip and look horrible. I was able to get them to playback on Fedora using a different setting with smplayer but nothing seems to work with Ubuntu.
1
vote
2answers
6k views

split video from mkv, avi, mp4

I've a mkv video file and want to split some important scenes. Is there any tool in ubuntu to split them. I'm looking for GUI tool. any help is appreciated.
3
votes
2answers
13k views

Problems playing MP4 and MP3 files in 12.04 64bit

I'm experiencing the same problems on 2 machines with 12.04 (with beta2 AND yesterday final release); MP4 files don't play in default movie player and mp3 quality and timing seem poor. Installing ...
2
votes
4answers
5k views

Need to convert a video file from mp4 to xvid

I checked out the questions with similar titles and didn't find anything that I thought would help. I am attempting to convert a video into an avi, preferably xvid. The video file's Video and Audio ...
1
vote
0answers
49 views

How do I get the required mp3 and mp4 codecs without an internet connection? [duplicate]

Possible Duplicate: How can I install 'restricted-extras' offline? I use Ubuntu 11.10 without the Internet and I want to play the mp3 songs and mp4 movies. How can I do this?
0
votes
1answer
1k views

Why doesn't my mp3/mp4 player work on Ubuntu? [duplicate]

Possible Duplicate: How do I get a Dane-Elec mp3/mp4 player working? My MP3/MP4 does not plug-in and play and therefore I can not transfer any file to the MP3/MP4 dane-elec music my touch or ...
3
votes
1answer
953 views

How do I get a Dane-Elec mp3/mp4 player working?

My MP3/MP4 does not plug-in and play and therefore I can not transfer any file to the MP3/MP4 dane-elec music my touch or only dane-elec with 8 gb in memory and perhapses model zt1 with radio,..and ...
82
votes
9answers
125k views

How can I convert audio from MP4 or FLV video files to mp3?

Is there an application that allows me to extract the audio from a MP4 or FLV video file and store it as an MP3 file for use in a portable media player?
3
votes
2answers
13k views

Convert MTS to MPEG [duplicate]

Possible Duplicate: Converting panasonic .MTS video into high quality mpeg videos? I have a Sony handycam which records HD videos in AVCHD resulting in .MTS file names. The video doesnt play ...
3
votes
2answers
893 views

Is there a program to manage movies and TV shows that supports mp4 tags?

I'm looking for a media manager that will display and play movies and TV shows and will read data included in mp4 and m4v files. So far I've looked at XBMC, Moovida and Boxee and all of these seem to ...
0
votes
3answers
556 views

MP4 Converting Problem

I have Sony Walkman and i had convert flv video to mp4 but Sony walkman still cannot read it and give an error 'Cannot play file format cannot supported'.. I also had tired to convert it by ffmpeg ...
6
votes
3answers
810 views

What options exist for viewing mp4 tags in list view? [duplicate]

I have several mp4 videos. When using Windows7 Explorer I can create a details view (or list view) of the mp4 tag information on these videos, which makes it easy to organize them by genre, title, ...
4
votes
2answers
3k views

SMPlayer not playing MP4 format

I am trying to run some MP4 videos on SMplayer , but the player is only playing the audio, and no video is visible. The same file I open in VLC player is showing video + audio. I like SMPlayer, as its ...
64
votes
6answers
124k views

How to convert .mkv file into .mp4 file losslessly?

I need to convert a video file from Matroska container into mp4 container. Matroska file contains one h.264 video track and one AC3 sound track. It should be possible to do this losslessly, but how to ...
1
vote
4answers
4k views

How to convert .avi video to .mp4(for Motorola Milestone, Android 2.3.4) with Avidemux

I open .avi video with Avidemux and I set Video format to MPEG-4 AVC(under Configure, Bitrate tab I choose "Single Pass - Bitrate (Average)" and Target bitrate to 256 kb/s, under Filters I choose ...
2
votes
2answers
628 views

How can I play mp4 files from a USB live iso?

How can I play mp4 files from a USB live iso of Ubuntu 11.04? I can mount my external hard drive, but totem wouldn't allow me to play my mp4 files. Trying to find the ubuntu restricted packages with "...
0
votes
4answers
5k views

How to convert rmvb to mp4? (or, why ffmpeg doesn't work?)

I'm trying to use this script to convert an rmvb video to mp4, but I'm having problems with the ffmpeg. In apt-get there's only ffmpeg0 and ffmpeg-dev, I installed both, but the script doesn't work, ...