0
votes
0answers
46 views

Converting RAW Blackmagic Intensity Card frames

I am trying to convert raw video frames that I have captured using a Blackmagic Design Intensity card. The output frames are of the format: YCbCr 4:2:2 packed 8 Bit UYVY Abekas How can I convert ...
1
vote
1answer
15 views

Problems when batch converting .aea files using ffmpeg

I'm running into a problem when using a bash for loop to convert all .aea files in a directory using ffmpeg (in this case, to .wav). I'm using the following: for f in *.aea; do ffmpeg -i "$f" ...
1
vote
2answers
171 views

Exr file sequence to mov with ffmpeg

When I convert an EXR file sequence with x264 using FFmpeg and convert the colorspace from linear to SRGB (with gamma 0.45454545) I get some heavy banding issues (most visible on a dark gradient). For ...
0
votes
1answer
475 views

Optimum parameters for FFMPEG to keep file size

so the idea is: I want to convert every.single.video I have in a 1 terabyte drive to a format that my Chromecast can play (https://developers.google.com/cast/docs/media) and I'll happily leaving my ...
1
vote
1answer
339 views

What is the ffmpeg command to convert 3gp to ulaw?

I am able to convert it to wav using: ffmpeg -i audio.3pg audio.wav but I need the command to convert it to ulaw. Anyone?
0
votes
1answer
180 views

Normalise levels, contrast, brightness of an image sequence

When making animated gifs or short stop-motion videos from an image sequence, I want them to have all similar levels so that the output looks smooth. It does not have to be a professional quality ...
0
votes
1answer
152 views

Get Delay of Each Frame In A GIF

I'd like to get the delay of each frame in a GIF. I plan to turn it into an MP4 file. How do I convert an animated GIF to a YouTube friendly video format? In the second answer, it explains how with ...
1
vote
1answer
459 views

Avconv Can not resample 6 channels

I'm getting a message, that it cannot resample 6 channels into 2 channel audio. This is the command i'm using to convert into h.264+aac: avconv -i ...
1
vote
1answer
214 views

extracting mp3 audio from mp4: audio longer than video?

I have an mp4 video that has no audio/video sync issue. I tried to extract audio to an mp3 file, following the suggestion in this thread: Extracting audio from MP4 video into MP3 ffmpeg -i ...
0
votes
0answers
252 views

ffmpeg black bars at the left and right side of the video

I have strange problem with the resolution using ffmpeg. in the output bellow I've two files "test1" and "test2". "test1.flv" I've downloaded from website and it was already converted into flv, and ...
0
votes
1answer
2k views

convert gif to mp4 (gif2mp4) [duplicate]

Possible Duplicate: How do I convert an animated GIF to a YouTube friendly video format? The question is pretty straight-forward: How to convert animated gif file to mp4 video? It might ...
0
votes
1answer
2k views

Why can't I convert FLV to MP4 format using FFmpeg when MP3 works?

In fact I have succeeded to convert FLV to MP3: D:\tmp\ffmpeg-20121005-git-d9dfe9a-win64-static\ffmpeg-20121005-git-d9dfe9a-win 4-static\bin>ffmpeg.exe -i a.flv -acodec mp3 a.mp3 ffmpeg version ...
3
votes
1answer
5k views

Batch convert *.avi files using ffmpeg

I am trying to convert 20+ .avi files in a batch using ffmpeg. I've got the following @echo off. for file in *.avi do ffmpeg -i "$file" -s 640x480 -vcodec msmpeg4v2 "'basename "$file" ...
2
votes
1answer
360 views

WTV and DVR-MS television recordings, should I de-interlace or not?

Following on from this question (where I am converting WTV and DVR-MS television recordings into H.264/MPEG-4 AVC to cut down on space), given the output of ffmpeg -i <filename>, how can I work ...
31
votes
1answer
11k views

How can I get ffmpeg to convert a .mov to a .gif?

I'm trying to convert a .mov to a .gif and I'm not having success. Here's the error: ffmpeg -pix_fmt rgb24 -i yesbuddy.mov output.gif ffmpeg version 0.11.1 Copyright (c) 2000-2012 the FFmpeg ...
3
votes
1answer
3k views

x264 encoding speed, what should my expectations be?

I am running Ubuntu 10.10 (maverick) on an HP Pavillion dv3 with core2duo 2.29 GHz, NVidia Geforce G105M (512MB) with CUDA and 4GB RAM. I have the latest versions of ffmpeg and x264. I recognise that ...
1
vote
1answer
2k views

FFMPEG converting from m4v to mp4 does not stop processing

I'm using ffmpeg to convert various types of video files into mp4s. The command I use works for most video files I've encountered, however when it encounters an m4v it never stops processing the ...
2
votes
1answer
430 views

ffmpeg or mencoder - Convert a video using another one as a reference format-wise

I have two videos from different sources. I want to convert one of them so that its format, codec, framerate are the same as the other one. Is there a one-liner for it (where I can give the ...
0
votes
1answer
2k views

Encoding MKV to DVD with ffmpeg

I'm trying to convert the file type of a movie file so I could burn it on a DVD disc. Here's the command and output: $ ffmpeg -i "/path/to/movie.mkv" -target dvd "movie.mkv" FFmpeg version ...
0
votes
1answer
1k views

How to convert AVI videos to small (smartphone) size

I want to convert some .avi videos to a lower resolution, both to considerably shrink the files' sizes and to make them easily viewable on a smartphone. How can I do the conversion? I have ffmpeg ...
2
votes
1answer
663 views

ffmpeg - convert MOV to AVI but decrease frame rate

I have several videos that are filmed with a portable camera and saved in .MOV. Since these are videos of university lectures and have video of the boardwork done by the professor, I would like to ...
0
votes
0answers
869 views

What is the best method to use to convert my HD video files on Ubuntu 10.10?

Recently I bought a JVC GZ-HM650 HD video camera. The camera produces *.MTS files, which Ubuntu 10.10 can't play correctly by default. I would like to convert those files, so I can edit them in my ...
0
votes
1answer
869 views

ffmpeg multi convert videos and put them in the same path

I am using FFMPEG for converting from MOV to FLV on Ubuntu. My problem is I have 10 folders and sub folders that contains those videos, I want a command line or a way in WinFF GUI to convert them all ...
1
vote
0answers
134 views

ffmpeg -t doesn't conversion section of WMV, converts whole video

I'm trying to run the command: ./ffmpeg -ss 0.0 -t 1 -y -i Wildlife.wmv output.mpg to convert the first second of the WMV video, but it converts the whole 30 seconds of the video. Am I doing ...
1
vote
2answers
898 views

Avoid ffmpeg to lose the flv files keyframes

I use ffmpeg to convert my files, but when I do so, I lose the keyframes metadata from my flv files. The command I use right now is: $/usr/local/bin/ffmpeg -i %s -ab 96k -ar 44100 -b 500k -r 25 ...
0
votes
1answer
245 views

How to convert ts files to avi in OSX

I have tried both mencoder and ffmpeg. With ffmpeg the sound was fine but there was no picture. With mencoder the video moved at half speed so the length was doubled. How can this be done right?
1
vote
2answers
702 views

How to use ffmpeg to rip part of a VOB file

I want to convert a VOB file to another video format using ffmpeg. The video that I'm interested in is found in the first half of the VOB file. Is there a way to convert only the part that I'm ...
11
votes
4answers
29k views

How to convert an MKV to AVI with minimal loss

To convert an MKV to AVI, I do two things. The first thing I do is this: ffmpeg -i filename.mkv -vcodec copy -acodec copy output.avi or this: ffmpeg -i filename.mkv -sameq -acodec copy output.avi ...
0
votes
2answers
427 views

ffmpeg command line help

Does anyone know how to use ffmpeg? i got a list of files (video1.jpg, video2.jpg ... video10.jpg) that i want to convert to a .flv file so it displays like a slideshow. Does anyone know the command ...
18
votes
8answers
6k views

Program to convert flac to mp3? [closed]

I'm looking for a program to convert flac files to mp3, while preserving the embedded metadata (including album art). I'm pretty sure this is possible with ffmpeg, but I don't know the command . . . ...
1
vote
2answers
774 views

ffmpeg specific jpeg encoding

I'd like to convert a movie into jpeg in a specific way. I was wondering if ffmpeg can help here. What I need to achieve is every 25 frames from the movie needs to be written in a single .jpeg file - ...
2
votes
2answers
5k views

How to convert WMV to other formats (such as h.264) using ffmpeg on Mac OS X? [duplicate]

Possible Duplicates: How to convert wmv to mp4? Suggest ffmpeg tweaks for converting from WMV to FLV? I've installed ffmpeg through MacPorts using the following Terminal command: $ sudo ...
2
votes
6answers
1k views

What is the easiest way to scale a Quicktime MOV to a different size in Windows?

I've tried a ffmpeg, and it doesn't know how to read Quicktime MOV, neither does VirtualDub. Avidemux crashes when I open the Quicktime MOV. In Linux, I'd just use MEncoder, but I'm telling someone ...
4
votes
3answers
5k views

Synchronizing audio and video using MP4Box / ffmpeg to concatenate files

I have two H.264 encoded MPEG-4 files that I need to concatenate. I have been using MP4Box for this task by first ensuring the files are encoded identically (even went so far as to compare output from ...
1
vote
2answers
2k views

Convert mkv/h264 video so it can be played on a “mid-range” Sony Ericsson phone. (using Ubuntu)

As a little experiment I thinking of converting some video/movies/tv-series into a format that could be playable on my K850, but to be a little bit more generic in this question let's say "mid range ...