A video container for either H.264- or VP6-encoded video, created by Adobe for their Flash platform

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0
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1answer
57 views

How can I convert videos for Sony Xperia U on my Linux box?

I would like to send a few videos for my girlfriend, but I would ensure they are playable on her mobile phone. I want to carry out the encoding tasks on my Arch Linux box, because my PC is a low end. ...
0
votes
0answers
15 views

Embed Subtitles of French in the left and English in the right of a video

I am currently in the middle of editing a video. In that video, I need to embed two subtitle files (French and English) from an .flv file. The problem is, I need the English subtitles to be on the ...
2
votes
1answer
385 views

Which FFmpeg command do I use to passthrough FLV to MP4?

I've a number of downloaded FLV files which I would like to convert to MP4. They are already in the correct format so I am told all I need to do is to remux the video and audio streams into an MP4 ...
0
votes
1answer
7k views

How can I stop having IE11 ask me if I want to save or open an .flv file?

I am working with 6 different video formats in IE11. If I try to directly open on of the other 5 (not .flv), either Windows Media Player or QuickTime will open up directly and play the video. For ...
0
votes
2answers
51 views

Joining flv files produces much larger output

I have three flv files around 30 Mb each. I joined them together using mencoder on Linux with mencoder -forceidx -ovc copy -oac pcm -o output.flv input1.flv input2.flv input3.flv The video codec ...
0
votes
0answers
95 views

Why is my short FLV so large? Exporting from Premier Pro CS6

I am exporting a 90 second FLV from Premier Pro with a 2-pass VBR of 400 kbps. The minimum BR target is 60% and the max is 110%. The variability is 80 and the undershoot is 90 at good quality. Why is ...
2
votes
1answer
695 views

MP4 takes too long to start

I'm converting my video to H.264 / MP4 with ffmpeg. I then move the moov atom to the start of the file with qt-faststart, so I can stream the video. Everything works fine with small videos of 5–10 ...
1
vote
3answers
8k views

FLV video has no sound, when played with mplayer, VLC refuses to play it at all

I have downloaded this video http://www.youtube.com/watch?v=CpznCSeqMxw as a flv file. When I now try to play it, mplayer says Audio: no sound and shows the video, but no sound (which is, why I ...
0
votes
3answers
321 views

Convert 4K .mp4 to 4K .flv possible?

Whats the best way to convert a 4K h.264 encoded mp4 video to a 4k resolution .flv? Is it even possible? Are there size constraints on the .flv format?
1
vote
1answer
2k views

How to play (sound of) flv files in Foobar2000?

Given that Foobar2000 is one of the best audio players and that there are a lot of flv files out there that are in fact mostly sound, and that Foobar already can play sound from mp4 and webm video, ...
0
votes
1answer
1k views

ffmpeg stops streaming after 900 seconds from Axis Camera to FLV RTMP

Audio and video works for 900 seconds and then, ffmpeg stops with: video:1889kB audio:1825kB global headers:0kB muxing overhead 2.162866% I stream from an AXIS IP camera through ffmpeg over nginx. ...
1
vote
1answer
203 views

Duration of FLV files

On windows, I can usually see the total duration of multiple video files of formats like (.avi, .wmv) under properties dialogue. But I cannot see the duration of all the FLV files this way. I have ...
1
vote
1answer
709 views

Copied FLV file with FFMPEG won't open in any program except VLC

I am trying to add an overlay to a FLV file fetched from YouTube. The input file is 4.4MB and playable by QuickTime so it doesn't appear to have any issues. ffmpeg -i input.flv -vf ...
0
votes
2answers
3k views

FFMPEG add keyframes without reencoding

How can I add keyframes for FLV files without reencoding? I try to use this command, but do nothing: ffmpeg -i file.flv -vcodec copy -acodec copy -g 0 -y tmp.flv && yamdi -i tmp.flv -o ...
0
votes
1answer
280 views

view video bitrate of a flv file in linux,how?

Is there any command to check the video bitrate of a flv file in debian/ubuntu ? I have some flv files and I want to find out their video bitrate. I check 'file' command It only says 'Macromedia ...
0
votes
1answer
613 views

FFmpeg can't convert MOV to FLV

When i try to convert a .mov file to .flv i get this type of output. I get error Invalid sample format '(null)' Error opening filters!. When I convert .avi or .mp4 I get no errors. I'm on ...
2
votes
1answer
574 views

How can I remux FLV movies from YouTube (e.g. into MKV)?

For some obscure reason, I have some video files I downloaded from YouTube as FLV rather than in another format. I would like to re-mux them into, say, MKV (Matroska). When trying to use ffmpeg, I get ...
36
votes
4answers
19k views

How do I convert a video to GIF using ffmpeg, with reasonable quality?

I'm converting .flv movie to .gif file with ffmpeg. ffmpeg -i input.flv -ss 00:00:00.000 -pix_fmt rgb24 -r 10 -s 320x240 -t 00:00:10.000 output.gif It works great, but output gif file has a very ...
1
vote
2answers
18k views

Which is better between a .flv and a .mp4 video files with same encoding?

There is a server from which I can download videos, and I can choose if I want .flv or .mp4. The encoding is the same: -> FLV Flash Video 1 video stream: 640*360 (16:9), at 25,000 fps, AVC ...
3
votes
1answer
1k views

FFmpeg command converting M4V to FLV; video streaming is very slow

I am using this command to convert videos from M4V and AVI to FLV: ffmpeg -i 'video_1355440448.m4v' -s '640x360' -ab '64k' -ar '44100' -q:v '1' -f 'flv' -y video_1355440448.flv I have two servers: ...
2
votes
1answer
704 views

How to merge video flv and audio wav file in ffmpeg

I want to merge an audio .wav with a video .flv using ffmpeg Please suggest me how to achieve this. i am using this command on ubuntu 12 : ffmpeg -i recod_audio.wav -i recod_ideo.flv -acodec ...
1
vote
1answer
2k views

How to create thumbnail image from .flv video by using ffmpeg ?

I am using following command to create thumbnail image from flv video , image is created but with error (image doesn't open) ffmpeg -ss 00:00:10 -i output.mp4 -f image2 -s 150x150 -vframes 1 -c:v ...
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 ...
0
votes
1answer
314 views

Fix unkown FLV meta tag

I downloaded a 230 MB file that I know the length of (40 min), but it only played for 22 min, then it exited. When I checked it with flvmeta it gave me an error about an unkown tag. How can I fix ...
1
vote
0answers
136 views

generate cover art from files in folders batch [duplicate]

i have lots of flv files that i want to extract a screenshot from and save it as folder.jpg then convert the flv to mp3 and merge the cover art. i have this batch script working useing ffmpeg for ...
-2
votes
1answer
1k views

Codec or player for FLV files [closed]

I have many FLV files and when I play them using Windows Media Player or GOM and try to click on the bar to advance to another part of the video, I find the video pausing for a long time before it ...
0
votes
1answer
42k views

How to make Google Chrome download FLV instead of stream it? [duplicate]

Possible Duplicate: How to download a video file in Google Chrome When I open FLV file links in Chrome, it tries to stream it instead of prompting me to download. How do I make it so that ...
11
votes
3answers
7k views

How to concatenate two flv files?

I want to concatenate two flv files(downloaded from Youtube.com) by linux command line tools. The ffmpeg tutorial is too complicated, so I tried the mencode tutorial. But I get a empty output. I don't ...
1
vote
2answers
2k views

ffmpeg: Pipe input error

I'm facing an issue while working with ffmpeg when input and output are pipes. Though Output pipe is working fine, piping the input is causing some error. I tried to convert mp4 video to flv using ...
13
votes
4answers
62k views

How can I generate thumbnail previews for FLV files in Windows 7?

Is there a way to add the ability to show previews of FLV files in Windows Explorer under Windows 7?
0
votes
0answers
164 views

Seeing part of a clip before it fully downloaded

Is there any way to see the part that been downloded of a clip (wmv, flv..etc) from any download site like mediafire.. I mean to see the clip before it fully downloaded.
1
vote
3answers
1k views

Converting a .FLV into a .AVI / .MP4 [duplicate]

Possible Duplicate: How do you convert FLV file format to a format that Picasa recognizes (e.g. AVI, MPEG, WMV)? Well i've been looking around google for hours trying to find a way on how ...
3
votes
2answers
2k views

.flv videos only play audio without image

I downloaded a pack of about 50 .flv videos, most work just fine on any software that plays .flv, but some only play audio without video. I use Ubuntu 10.04 as main OS but also tried on Windows and ...
23
votes
2answers
26k views

What do the numbers 240 and 360 mean when downloading video? How can I tell which video is more compressed?

I have downloaded some computer science lectures from YouTube recently. There is usually more than one choice of file size and file format to download. I noticed that for the same video, the ...
1
vote
1answer
46 views

Is there a Windows app that can do FLV playlists?

Does anyone know of a Windows software that can do FLV playlists? In other words, you'd load a bunch of FLV files and have them play one after another.
2
votes
1answer
235 views

What's wrong with .flv file?

I have .flv file which has a pretty long runtime. But VLC player indicates runtime as 48 min. (in reality it's more than 2 hours) The questions: What is the maximum runtime for .flv file? What ...
3
votes
2answers
2k views

How can I download Silverlight videos and convert to FLV format?

Is there any way to download Silverlight videos and convert them into FLV format?
0
votes
1answer
8k views

MP4 and FLV formats, which one is smaller for the same video? [closed]

Is an MP4 file for a video smaller or larger than that of a FLV format?
5
votes
1answer
2k views

How to load FLV in AviSynth?

How do i load an FLV in AviSynth. The standard: DirectShowSource("2011 Visa Championships.flv") fails with: Video returned: "DirectShowSource: couldn't open file 2011 Visa Championships.flv: ...
0
votes
1answer
3k views

.avi to .flv through ffmpeg

When I try to convert avi to flv, I always get gritty and pixelated output flv videos of size that are 1/4 of the the input avi videos were. The current set of parameters I use is ffmpeg -i input.avi ...
0
votes
1answer
952 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 ...
0
votes
1answer
1k views

Batch Edit Keyframe Metadata FLV Recorded Stream Video

I recorded an FLV stream, but the resulting video has an awkward metadata quirk that prevents successful conversion to other formats. Here is a snapshot of the keyframes at the beginning of the FLV as ...
0
votes
1answer
1k views

Convert mp3 to flv

I want to convert mp3 files to flv Why it doesn't work? $ ffmpeg -y -i 1.mp3 -f flv -acodec libmp3 -ab 64 -ac 1 myfile.flv ffmpeg version 0.7-rc1, Copyright (c) 2000-2011 the FFmpeg developers ...
1
vote
2answers
956 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 ...
1
vote
1answer
1k views

FFMPEG video to FLV conversion optimization

I have a video site where users can upload videos which will be converted to FLV format and displayed. Those videos are shown at a size of 420x350. I'm using FFmpeg to convert then to FLV format ...
0
votes
1answer
3k views

How to download flv using Linux command line?

I frequently need to download a video from a varieties of websites on a remote Linux server. So wondering if there is an easy command/tool to do so?
0
votes
2answers
5k views

Can I burn FLV files to DVD

I want to burn 3 flv videos to DVD, I have Nero but I not sure if the dvd will read the videos! because I have tried the flv videos with USB direct to TV but it didn't work, so now I want to burn them ...
0
votes
1answer
1k views

would like to download this video with downloadhelper but cannot

I am trying to download this video with downloadhelper, the firefox extension http://www.youtube.com/watch?v=28qwcVPNy3E but I just get audio only. This is particularly with this video clip. The ...
0
votes
1answer
97 views

how can I download this video, i'm having problems trying [duplicate]

Possible Duplicate: Download Flash video file from any video site? http://www.youtube.com/watch?v=28qwcVPNy3E i'm using firefox downloadhelper, but it is just downloading audio only with ...
1
vote
0answers
36 views

extract a portion of an flv file? [duplicate]

Possible Duplicate: Extract segments from FLV file? I'd like to extract between for example 5min-8min from an flv file. Solution should use as minimal amount of RAM as possible. a ...