Questions tagged [output]

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At least one output file must be specified ffmpeg

ffmpeg -i oceans.mov -an -c:v libx264 -r 24 -preset fast \ -profile:v baseline -g 64 -keyint_min 64 -b:v:0 230k -maxrate 250k -s:v:0 304x128 \ -x264opts pic-struct:no-scenecut -movflags ...
TRD's user avatar
  • 11
1 vote
1 answer
294 views

I have a WiFi problem, what commands do I need to run so I can be best helped? [duplicate]

I am trying to ask a question about getting my WiFi to work but I don't know what information to add to my question to get help, what do I need?
Tim's user avatar
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0 votes
3 answers
2k views

Is it possible to show the output on terminal while writing the output of a command to a file? [duplicate]

I am running a command say nmap www.somesite.com>file.txt so that i can get the output to file.txt. But if I do so, I am not able to see the output of that command on terminal. Is it possible to ...
Anandu M Das's user avatar
  • 2,233
4 votes
2 answers
9k views

How to get the Input and output in a terminal to a text file? [duplicate]

I want to create a text file which will add each command I am going to run on the terminal as a new line entry in the text file. i.e., I need to keep a record of what are the things I'm doing in the ...
Praveen's user avatar
  • 1,015
0 votes
1 answer
595 views

Headset appearing as only input, tried so many things to fix and out of ideas. ubuntu 14.04

I have searched googled for a very long time, I am about ready to start pulling my hair out. I have headset with built in mic, no matter what USB port I use it only shows as a Mic in Sound Settings ...
user87431's user avatar
2 votes
1 answer
1k views

Why doesn't redirecting output from nginx work?

I want to list all modules of nginx server by line, so I type the following: nginx -V | tr -- - '\n' But it doesn't put modules in lines. If I do it like this: 2>&1 nginx -V | tr -- - '\n' ...
Max Koretskyi's user avatar
1 vote
1 answer
29 views

play sound on different outputs, based on what display its the "player" is displayed on?

Is there any way to play sound on different outputs, based on what display its the "player" is displayed on? E.x if its played on the computer screen it uses analog output, but if its displayed on ...
user229223's user avatar
1 vote
1 answer
924 views

Blank screen after login

I think I know how I got here. I was trying to get audio working and issued the command sudo apt-get remove --purge alsa-base pulseaudio It seemed like it was removing a lot of packages I did ...
Casey's user avatar
  • 113
4 votes
2 answers
4k views

How to combine multiple text files into one text file ordered by date created?

I'm a newbie so please help: I keep a journal on my iPhone using Scratch that outputs all notes I make to a separate .txt file stored in Dropbox. I have this synced with my Ubuntu 14.04 system, so ...
Stuart Clough's user avatar
0 votes
2 answers
2k views

How to save output to file that required root access [duplicate]

I want to save output of command to a file that my current user do not have access to. But my user can have root access using sudo. I'm running for example: sudo crontab -l > /var/BackUp/crontab -...
Index's user avatar
  • 275
0 votes
1 answer
484 views

How to turn off headphones, and only leave enabled analog output?

How to turn off Headphones, and only leave enabled Analog Output? (Ubuntu 14.04)
M7Arman's user avatar
6 votes
2 answers
4k views

Where is the output of a Terminal (Gnome Terminal) stored

First of all, this is not a question about history, which stores all the entered commands. I have on my workstation at work several open Terminals from which I launch simulations, examine the output ...
Dohn Joe's user avatar
  • 323
2 votes
1 answer
175 views

How to scroll down vboxmanage output?

When I type the vboxmanage command I get a sort of manpage output, where it shows all the information at once. How can I view the info incrementally like less/more commands with files?
rramos's user avatar
  • 23
1 vote
4 answers
3k views

why pipes are used instead of input redirection

I'm new to linux systems and I can't really understand why wee need two operators that can redirect output: pipe as | and ouput redirection operator >? Can't we just always use the second? Most of ...
Max Koretskyi's user avatar
0 votes
1 answer
79 views

No audio output in ubuntu 12.04.4 lts

I have ubuntu 12.04 lts and my aufio output suddenly stopped! I have an HP ProBook and the audio output from the internel speakers stopped but if there are external put ispeaker then the output is ...
Jatttt's user avatar
  • 2,327
2 votes
1 answer
5k views

No sound output to USB headset

Control centre then sound then Alsamixer then F6 and option 2 is my Plantronics headset. I choose it but nothing seems to work I am on new install of lxle v12.04.4 32bit All works fine in Windows XP I ...
user271697's user avatar
2 votes
1 answer
5k views

How to fix a gstreamer error

I upgraded to 14.04 and now gstreamer is not working. What I am trying to accomplish is to hear the audio input on my computer coming from a ham radio. This is the command that I am using: gst-launch ...
BJsgoodlife's user avatar
  • 1,160
3 votes
1 answer
6k views

How can I choose the audio output device using the terminal?

I have a digital headphone set and an analog pair of speakers. Is there a way for me to switch between them in the terminal in Ubuntu? I ask that because I would like to create a keyboard shortcut for ...
Rafael Pontes's user avatar
1 vote
3 answers
10k views

How to Automatically save terminal command output to file [duplicate]

Is there a way that I can save the terminal command output to a file, without having to write the command ' | tee /abc.txt' every-time around?
Zuhayer's user avatar
  • 225
2 votes
2 answers
3k views

Why this script doesn't work in cron and generates a empty output?

Why this script doesn't work in the cron for root or other user and generates a empty output ? /tmp/test-1.log --------------- #!/bin/sh /bin/echo this is test-1.sh /bin/date "+%FT%T" Permissions ...
user275119's user avatar
0 votes
1 answer
520 views

Running Spotify via wine will only use speakers not play via headphones

I have Spotify installed under Wine. It currently is trying to use my desktop speakers as the default output device, however I have changed the system settings to use all input and output sound for my ...
RedHatcc's user avatar
  • 236
0 votes
1 answer
137 views

cron not outputting correctly?

Please forgive my ignorance. I have searched, but perhaps I’m not sure really what to search for in order to answer my question myself, so I’m turning to this forum for a little guidance. I’ve ...
user236652's user avatar
0 votes
1 answer
1k views

What's the mounted path for sound device?

As the title? In red hat sound device is mounted at /dev/dsp. How about ubuntu? Regards, Hua Jie
王子1986's user avatar
  • 2,382
-2 votes
1 answer
497 views

How do I get my sound to work

I recently installed ubuntu 13.10 and am having trouble with no sound output. This was never an issue with 11, which was the last one I used. I am using an HDMI cable for video and audio this time ...
Zack's user avatar
  • 1
2 votes
1 answer
2k views

output SoX synthesized sound to file

I have the following SoX command that generates a nifty 'spacecraft' sound: play -n -c1 synth whitenoise band -n 100 20 band -n 50 20 gain +25 fade h 1 864000 1 How could I output about 10 seconds ...
d3pd's user avatar
  • 3,661
0 votes
1 answer
309 views

Audio Input to Audio Output [duplicate]

My audio output is broken, but I also have an audio input which I don't need. Is there any chance that I could change them so the input will be the output?
Maria Pfeiffer's user avatar
1 vote
0 answers
268 views

No sound from Ubuntu 13.10 after selecting output

Hello I have headphones that I plug and unplug from time to time because I talk on Skype. When I unplugged my headphones from my keyboard there was no sound from my speakers while I was playing music. ...
Michael Schroff's user avatar
0 votes
1 answer
629 views

HDMI Audio not working on fresh Dell install

Just installed Ubuntu on a Dell Studio 1535 laptop. Everything is working except the audio on the HDMI connection (video via hdmi does work). Intel® Core™2 Duo CPU T5850 @ 2.16GHz = thats the ...
Adam's user avatar
  • 11
12 votes
3 answers
9k views

Print command result side by side

It is possible to print the result of 2 commands side by side... Something like this something `ls -l /a` `cat bla.txt` result: total 24 #while [ 1 = ...
Wolfy's user avatar
  • 7,910
4 votes
2 answers
271 views

Long terminal output;time consuming code; no forethought

I am running a rather complex python script in Ubuntu 12.10 for the last seven days. It must have generated atleast 20k lines of output on the terminal till now but not all of it is visible. I didn'...
MJil's user avatar
  • 41
4 votes
2 answers
3k views

pulseaudio not monitoring any audio output (i.e., ProjectM cannot work properly)

I've got an Acer Aspire TimelineX 3830TG with LUbuntu 12.10. Sound is working ok with all programs, but ProjectM Visualization is not. In pulseaudio preferences i can choose the analog or digital ...
didgewind's user avatar
  • 239
3 votes
2 answers
3k views

How to identify the process that's sending error messages to terminal?

The following error message occasionally appears in my terminal: Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object file: No such file or directory ... which is pretty ...
kjo's user avatar
  • 1,187
0 votes
1 answer
2k views

ubuntu 12.04 (64bit) wine midi has no output

I have UBUNTU 12.04 (KXStudio version) with several MIDI programs that work well both input and output. I installed Wine 1.5.31 so I could run Studio4 by Midisoft. The program runs, accepting MIDI ...
user166147's user avatar
3 votes
2 answers
3k views

Audio switches between headphone and output

On my Xubuntu 13.04 installation, when the sound is turned up to high levels (>50%), it begins to (randomly?) fluctuate between loud and quiet. In pavucontrol, the port setting is fluctuating between "...
Fela Maslen's user avatar
6 votes
2 answers
2k views

Is it possible to direct system monitor output to a file?

I want to save to a text file the CPU and memory usage real-time info displayed in Gnome System Monitor 3.6. Does anybody know if this is possible? If so, how can it be done? If it's not possible with ...
pnneves's user avatar
  • 61
9 votes
6 answers
23k views

How to get and copy a too long output completely in terminal?

In terminal a command has a too long output. But when I scroll back I see it is truncated and only the last part is shown. In Gnome-Terminal and Konsole I have this problem. In xterm there's not such ...
Minimus Heximus's user avatar
3 votes
0 answers
2k views

Ubuntu 13.04: dummy output after reboot [closed]

I have got problem with audio (Audio device: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller as lspci says) on my laptop hp probook 4530s with Ubuntu 13.04 and ...
Andy's user avatar
  • 250
4 votes
0 answers
918 views

"Failed to open VDPAU backend libvdpau_nvidia.so" error even though not using MPlayer [duplicate]

I keep getting the following error message on my terminal: Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object file: No such file or directory I understand this has something ...
kjo's user avatar
  • 1,187
4 votes
1 answer
3k views

Help Getting HDMI Output with Bumblebee

Running Ubuntu 12.04 64 bit. Gnome Shell as interface. Graphics card of nVidia GT555M. Drivers - Bumblebee and not nVidia's. Can get great VGA support (which is also on card) and optimal screen res....
Robin Walker's user avatar
3 votes
1 answer
953 views

Lenovo X1 - HDMI Output

I'm facing problems with HDMI output to my TV (Ölevia HD-TV). When I connect HDMI cable computer / tv I can see the detect each other, and on display configuration I can see the other display, but for ...
Java Mentor's user avatar
2 votes
1 answer
168 views

I have error message connecting a monitor to my netbook

I want to connect my Lenovo S205 Netbook with a 1080p monitor, however the only way to get it to work is by Mirroring the Display. I would like to use the top display at 1080p. My attempts ended ...
Maebbie's user avatar
  • 61
2 votes
1 answer
531 views

How to return to normal display after HDMI disconnect?

After I disconnected my TV by pulling the HDMI cable, Ubuntu did not return to the right graphics mode. There is only the background, no launchers or icons, however I can open a menu by right clicking....
Kaleo's user avatar
  • 21
2 votes
0 answers
463 views

No audio outputs showing up, audio output is working

I'm running Ubuntu 12.04 LTS on an HP G60-458DX. When I installed Ubuntu, all my audio outputs (HDMI, Analog, Digital, etc.)would show up under Sound Settings. However, recently, all these have ...
Ky -'s user avatar
  • 306
163 votes
6 answers
144k views

How to record output to speakers?

Is there a program for Ubuntu that can record sounds of only the output of the speaker and not any voices from outside the PC?
AmirRazoR's user avatar
  • 3,257
2 votes
0 answers
231 views

No sound except with Flash Player in Firefox. Sound App only shows "Dummy Output"

Using a Dell 8400 with an AC97 type soundcard. Ubuntu 12.04 (3.2.0-32-generic-pae) Everything is updated. I only get audio through my soundcard when using Adobe Flash Player for Firefox. Nothing else ...
John LeVasseur's user avatar
0 votes
2 answers
1k views

Problem in redirecting standard input and output

I want to take backup of my mysql data using mysqldump. I have three files containing names of mysql tables line by line. My script has this line - mysqldump -h localhost -uroot --lock-tables=false ...
Hussain Tamboli's user avatar
0 votes
1 answer
550 views

Audio output to input

The audio output port on my laptop just broke and I can no longer use it for my headphones. Does anyone know of a way I can route the sound output through the input instead?
John B's user avatar
  • 9
4 votes
3 answers
10k views

Redirect stdout to file and stderr to file and to screen

I am running valgrind to shake out bugs in my program. Valgrind's memcheck prints to stderr. What I want to do is a modification to this: valgrind --tool=memcheck ./a.out >output 2>grindout ...
Badministrator's user avatar
1 vote
1 answer
6k views

How to change music output in moc, alsa

I've been using moc for a while on a laptop and it is great, but then I wanted to plug in USB radio as an output, rhythmbox and other players detected new output device, but moc has output hardcoded ...
Benjamin's user avatar
  • 2,165
18 votes
2 answers
50k views

How to Pass/Record audio output as an input device?

I used to use a mixer of some kind and I can't remember which... I would like to record audio from the output, without leaving the computer. I remember in the Jaunty days you could easily enable ...
TryTryAgain's user avatar
  • 1,018