How to read the metadata of a MKV movie files in C# (or C or C++ or AS3)? for example such creator metadatacreator hasKeyframes hasVideo hasAudio hasMetaData canSeekToEnd duration datasize videos...

I am trying to make a MKV video with a MPEG4 video codec and AC3 audio codec available to be played online using Mozilla or Chrome. I have tried multiple methods including native HTML5, which plays...

I've been trying to figure out how to extract hdmv pgs subtitles from an mkv file for a few days now. I must be doing something wrong. I'm a noob at this. Can someone please help? I think i n...

I am receiving fragment of MKV video in bytes. I need to take 1st frame of it for later processing without saving video in disk. For similar problem with image I use OpenCV or PIL and everything wo...

I have multiple audio tracks and subtitles to extract in a single .mkv file. I'm new to ffmpeg commands, this is what I've tried (audio): ffmpeg -i VIDEO.mkv -vn -acodec copy AUDIO.aac It just ex...

I just want to get a audio file(opus codec used) only in webm file. I try to search what is webm format, how to parse, but I cant get info well. I check that webm format is from mkv, then should I ...

I have a video file in MKV format, i want to play that file in the browser without converting, how can i play this file format in browser? <video width="320" height="240" controls> <sour...

So I am trying to convert a really long video from MKV to MP4. I tried this command first which is supposed to be the fastest way to convert mkv to mp4 ffmpeg -i "vid.mkv" -codec copy -ma...

EDIT: This question has become very popular and is one of the top results for searching "convert mkv to h264 ffmpeg" and thus I feel it is appropriate to add that for anyone stumbling upo...

How can I concatenate all of my files in a folder with mkv extension? I know that I can specify specific files using that command: ffmpeg -i "concat:00019.MTS|00020.MTS|00021.MTS|00022.MTS" output...

I'm a first time user of ffmpeg and I'm having trouble with initializing an output file for mkv muxing. I followed the description on the middle of this page but it doesn't work. When I call the a...

I want to live stream from one source(ffmpeg) to multiple clients for which I'm using mkvserver. I'm able to live stream a webcam from ffmpeg(client) to mkvserver(server) as follows: On Server : ...

I am attempting to grab the file/mime type of a file when it is being added to a basic HTML file input. My basic HTML: <form method="post" enctype="multipart/form-data"> <div> <l...

I've attempted to concatenate 2 mkv videos with ffmpeg, using the following commands: ffmpeg -i file-01.mkv -f mpegts -c copy -bsf:v h264_mp4toannexb file-01.mpeg.ts ffmpeg -i file-02.mkv -f mpegt...

I'm trying to play a remote MKV video in my iOS app but the video won't play. I tried with AVKit/AVFoundation and MobilePlayer and it's working with a MP4 file. Here's a sample of my code: AVKit...

So I accidentally opened an mkv video file with Chrome, and to my surprise it played it using the native player: <video src="video.mkv"></video> It was playing perfectly. HTML5 video...

I found mkvtoolnix command line, installed with brew. But i found nothing about splitting a movie with the command line, i only found with GUI. The installation create 4 binary mkvextract mkvinfo ...

I found this screenshot which shows that you can add a cover image to an mkv file in a way that it is displayed as the icon of the file in the Windows explorer using Shark007+icaros. But these too...

I'm working on a H.264 Decoder and I'm wondering where to find the SPS and PPS. My reference literature tells me that those are NAL Units encoded in the H.264-Stream, but when I look into an exampl...

This is the procedure I know to convert a DVD image to another videoformat (v.g. MP4): concatenate the VTS_01_n.VOB files inside VIDEO_TS folder (for n >= 0) into a single VOB file. use avconv or...

Android doesn't support many media file formats (files like .mkv), by default. But players like MXPlayer and MoboPlayer enables you to play such files. How do these applications work? Is there any ...

I have a mkv file with webm video and ogg audio an ogg audio file I want to replace the audio in the mkv file with the audio from the ogg file. How can I do that on Ubuntu 11.10 with prog...