1
vote
1answer
144 views

pasting audio from one video file to another with a known time offset

I have two video files that also have audio tracks. I would like to copy the audio track of one file to the other with a 5000msec time offset. The only problem is that the video files does not have ...
0
votes
0answers
26 views

Mencoder Compressor data file not found

I'm converting a WMV file to FLV VP6 with mencoder and ffmpeg. My commands: mencoder input.wmv -ovc vfw -vf flip,scale=680:512 -ofps 30 -xvfwopts codec=vp6vfw.dll -oac mp3lame -o output.avi ffmpeg -i ...
0
votes
1answer
185 views

How to keep source frame rate with mencoder/ffmpeg?

I would like to crop and rotate a video, and then encode it to mp4 or mkv. mencoder video.mp4 -vf rotate=1,crop=720:1280:0:0 -oac pcm -ovc x264 -x264encopts ...
0
votes
0answers
47 views

Video conversion with mencoder messes up subtitles

After much searching on google I have finally found a simple yet effective way to convert mkv videos to avi preserving subtitles (and with a little quality loss due to my own needs): mencoder -oac ...
1
vote
1answer
97 views

How do I extract parts of a video with a specific aspect ratio with ffmpeg or mencoder?

I've got some recordings from TV. The movies are all in 4:3 but the advertisement is in 16:9. My input format is a mpeg 2 transport stream. I would like to convert my movies to mp4 with h264 video and ...
2
votes
1answer
729 views

How can I use FFmpeg to add a ticker/varying text to live video?

I am able to add text to a video on my hard disk, before I braodcast it...by using the command. ffmpeg -y -i IMG_0696.MOV -acodec libmp3lame -vcodec msmpeg4 \ -b:a 192k -b:v 1000k -ar 44100 \ -vf ...
2
votes
0answers
218 views

Append JPG to MPG Video ffmpeg/mencoder

I've found a lot of solutions for creating a video from a folder of jpgs, in this case a time lapse stream of photos from a camera. Thats easy, but seems to waste a lot of computing power ...
1
vote
0answers
460 views

Having trouble reading a YUV video with mplayer/mencoder

I'm making some experiences with the YUV raw video format. This YUV video I created (with ppmtoy4m from mjpegtools, from a series of screenshots taken at 24 fps) plays OK with Totem, correct rate, ...
2
votes
1answer
978 views

Encode HD video to a good format for editing

I have a video that I would like to edit, but it's currently a mov (H.264) file, which makes frame by frame editing impossible. So, I'd like to re-encode it to a better format. I read that DV is a ...
0
votes
0answers
474 views

How to preserve aspect ratio in mencoder

I converted a video with mencoder and kept the same height and width, but the video aspect ratio looks different. I think this is related to PAR and DAR. Here is the information from ffmpeg about the ...
2
votes
1answer
252 views

There's no difference in video between 1280x740 and 1024x740?

I used mencoder to convert a file that was 720x480 to 1024x740. Then I converted the same file to 1280x740. You would expect the video to look different due to the different aspect ratio, but it looks ...
0
votes
1answer
616 views

combining images into timelapse movie

I was going through the steps listed in: How can I combine 30,000 images into a timelapse movie? When I run the mencoder command, I get an error saying: [mf] search expr: *.jpg ============ ...
1
vote
3answers
5k views

Is it possible to use ffmpeg to trim off X seconds from the beginning of a video with an unspecified length?

I need to trim the just the first 1 or 2 seconds off of a series of FLV recordings of varying, unspecified lengths. I've found plenty of resources for extracting a specified duration from a video ...
6
votes
1answer
6k views

How to see what command-line options handbrake sends to mencoder

I want to see what command-line options handbrake is sending to mencoder. I looked at the Activity Window and it shows a lot of stuff but not what I'm looking for. How can I find it?
0
votes
2answers
215 views

Input and output files for mencoder

What file types does mencoder accept for input, and what kind of output files can it make besides AVI files?
1
vote
0answers
143 views

How to emphasize certain words in subtitles using mencoder?

I'm using "mencoder" application to add subtitles to an AVI file. In the subtitles, there are certain words I want to emphasize by making them appear either in bold or in italics. I've tried ...
0
votes
1answer
169 views

Which subtitle formats does mencoder support?

I've been able to use mencoder with .srt files, but are there any other formats that mencoder supports?
1
vote
1answer
588 views

How to make AVI files web optimized with mencoder

In Handbrake there is an option to optimize video files for the web so that they play better online. Does mencoder have an option like that? I'm wondering if I should convert a file using handbrake ...
0
votes
1answer
749 views

How to see the video bit rate of an AVI file

I'm trying to add subtitles to an AVI file while minimizing loss in video quality. I can adjust the quality by setting the bitrate in mencoder. I would like to know the bitrate of the original file in ...
2
votes
2answers
1k views

How to join two video frames into one, so the final video plays two frames as one simultenously

I want to connect two videos into one. Let's take two videos from Youtube as an example. I want my final video to have the height = height of first video + height of second video and width = max(width ...
4
votes
1answer
125 views

Encoding video stream for playback on a vanilla Windows XP with mencoder

I have a bunch of PNG files, generated from a script. They represent consecutive frames of a video sequence and I'd like to encode them into a single AVI file (or some other video format) using ...
4
votes
1answer
1k views

Why does the quality of this video suck when converted with ffmpeg as opposed to mencoder?

Here's the command line that I'm using for both and the output. Any ideas? The bitrate of the two videos is comparable: both around 1500Kbps. ffmpeg command: ffmpeg -y -i aud.mp4 -acodec copy -i ...
5
votes
3answers
2k views

Speedup a Video on linux

I dont want to use player like vlc to speedup the playback. I want to actually speedup playback in the original file. Its like I want video to be played 2 times faster.
3
votes
1answer
2k views

Adding watermarks/logos to videos in mencoder

How do I add a watermark or logo to a video using mencoder?
2
votes
1answer
2k views

How to use mencoder to speed up video?

There's a webcam streaming WMV video that I can play/record with mplayer/mencoder (Debian Lenny including Debian-multimedia) just fine. I'd like to capture the video such that, when played back, it's ...
3
votes
2answers
670 views

Building video incrementally from incoming jpeg images

Is it possible to append one jpeg frame (or a small number of frames) to a video while retaining good image quality and compression? I have a script that downloads a jpeg image from a webcam every 30 ...
1
vote
2answers
5k views

Out of sync audio video using mencoder

I converted an mkv (matroska) file to avi using ffmpeg: ffmpeg -i input.mkv -f mp4 -vcodec mpeg4 -sameq -r 29.97 -b 512kb -acodec ac3 -ab 128kb -vol 512 output.avi The output file plays fine using ...
5
votes
3answers
5k views

Add an audio track to an existing MPEG movie (using MEncoder?)

I have an existing MPG (MPEG-1) video file. The video has no sound. I have an audio track (currently in MP3 format, but I could record it in AC3 or some other required format if that's what it will ...
3
votes
1answer
3k views

Using mencoder to convert videos for your mobile phone

I Have a LG Viewty (actually a KP501), and I use mencoder (part of mplayer) to convert videos, using the following script : mencoder "input.avi" -ovc lavc -oac lavc -lavcopts acodec=mp3:abitrate=128 ...
2
votes
1answer
774 views

VirtualDub for Linux

Is there VirtualDub analogue in Linux? I know there is MEncoder but it runs in console.