1
vote
0answers
81 views

Join AVI and WMV into an AVI

I have a WMV files and two AVI files I need to concatenate into one video file as an AVI file. What the quickest and easiest way to do this on OSX?
0
votes
0answers
102 views

How does one take an MPEG4/MP3 AVI and re-encapsulate it in MP4?

I've been trying to take an old AVI file I have that has an MPEG4 video with MP3 audio and re-encapsulate it in an MP4 container. The audio was easy enough to figure out (-acodec libfaac), but I don't ...
1
vote
1answer
103 views

Get black picture when using frei0r filter with ffmpeg on Mac OS

When trying to add a perspective filter on a video using ffmpeg I get a black picture with sound when the resulting format is MP4. ffmpeg -i 2416593.flv -vf "frei0r=perspective:0.2/0.2:0.8/0.2" ...
5
votes
2answers
14k views

How to Add/Remove subtitles in an MKV file?

I have a good quality MKV file that has several subtitle options. I want to add an additional subtitle file to the list. Some search online led me to use video converters, and basically re-encode the ...
3
votes
3answers
1k views

Convert video from .mp4 to .ogg

I am using ffmpeg version 0.11.1 Copyright (c) 2000-2012 the FFmpeg developers . I need to convert a file .mp4, to .ogg format. I am on Mac OS X, and I have tried this so far: ffmpeg -i ...
2
votes
1answer
2k views

Fix an m4v video that has lagging audio (audio and video out of sync)

Here's a similar question for windows: Tool to fix video that's out of sync with audio? I'm hoping to solve this problem on a Mac. I've tried Handbrake and Avidemux (the latter seems to have an ...
4
votes
1answer
9k views

How to cut at exact frames using ffmpeg?

I'm trying to use ffmpeg to cut video files at precise times. The ffmpeg help shows an option -timecode_frame_start to specify the starting frame but I am unable to get this command to work. The ...
9
votes
1answer
20k views

How to extract subtitles from MP4 and MKV movies

I'm trying to extract subtitles from MP4 and MKV movies. I'm using mp4box (on OS X) but cannot figure out how it works. Any hints?
1
vote
1answer
4k views

Extracting every frame from video file as image in OS X

What I want to do is extract every frame of a video file and output the images. I tried using VLC's commands through terminal, however it seems to be skipping frames, even though I turned off "skip ...
1
vote
1answer
419 views

How to convert a video for a Samsung Tablet on OS X or Unix

I have different kinds of files, mostly MKV and MP4. They are in 720p (ca. 1280x800). As far as I know, video for this my Samsung tablet should be 1024x768 maximum. It should also use the h.264 AVC ...
1
vote
2answers
369 views

Video from Frames at the OS X Command Line or Python?

I am looking for a good way to turn a stack of images into a video on the command line or python. Here is my setup: OS X 10.6 Sequence of images either in png or pdf format. (i.e. 001.png, ...
0
votes
2answers
584 views

FAST conversion from MTS to MP4 (OS X)

I have tried using Handbrake but it's quite slow (4fps!). IMovie 08 is faster but requires the camera to be plugged in (i.e., it can't work with the MTS directly). Are there are any better (even pay) ...