0
votes
1answer
27 views

How to play mp4, restricted codecs already installed?

So I am a first time Ubuntu user as of a week ago, and am having a difficult time getting an mp4 video file to play after I downloaded it. I have downloaded the restricted codecs and also VLC, what ...
0
votes
0answers
12 views

Audio is lost while converting a video file using avconv

I was converting a file from avi to mp4 using avconv: avconv -i 'Supernatural S01E10 HDTV.avi' -c:v libx264 -c:a copy -y 'Supernatural S01E10 HDTV.mp4' The file has the following properties: ...
0
votes
0answers
15 views

Can a program receive information from a video [on hold]

I'm looking to develop a program that downloads a video(already know how to do that part) then "watches the video" and writes down the words that are on the screen in the video. Think of it as a ...
0
votes
2answers
29 views

Computer noob needs help with video format conversion [duplicate]

I need to convert 2 movies from the .MKS format to a .MP4 or .AVI file. How would I do that? I would prefer doing this in a GUI as I am not comfortable with the Command Line Interface.
0
votes
0answers
184 views

video playback running very slow (mp4, youtube, etc) on Asus EEPC 1201t 2gb using Ubuntu 13

I used to have a Windows 7 starter edition OS installed on a Asus EEPC 1201t 2gb and mp4 HD videos from my camcorder used to play fine. So I switched to Ubuntu 13, the whole system is pretty faster ...
0
votes
0answers
28 views

Arista Transcoder not keeping the subtitles after convertion from MKV to MP4

I'm trying to convert a TV show episode from MKV to MP4 to run on my PSP and the MKV file has subtitles embedded, but when I use Arista Transcoder to convert, the result is a video without the ...
3
votes
1answer
1k views

How can I convert my mp4 files to avi using avconv?

I need to convert some mp4 files to another format (I chose avi: there may be a better one, suggestions welcome). I tried using ffmpeg but got the deprecated message so I am using avconv, but again ...
0
votes
1answer
265 views

MP4 plays too fast

I am trying to play an MP4, but it plays too fast, as in fast-forward. The sound track is on time though. Existing solutions don't apply to me. Should I be able to slow down the frame rate on VLC or ...
0
votes
0answers
100 views

An error occurred mp4 files

plz help me to read my mp4 files and mov files i can't read it a error message apparre say An error occurred This file contains no playable streams. this is the picture from my lap ![error ...
0
votes
1answer
1k views

How can I quickly convert a GIF file to a video?

I have a small animation formatted as a GIF image file which I would like to convert to a video. Is that possible?
0
votes
1answer
279 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 ...
6
votes
2answers
15k 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 ...
4
votes
2answers
1k 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 ...
0
votes
4answers
4k 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 ...
0
votes
1answer
682 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, ...
2
votes
1answer
728 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
1answer
265 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 ...
1
vote
4answers
3k 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 ...