The video-conversion tag covers software & formats related to converting videos from one format or container to the other.

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Why does FFmpeg append blank black video to the end of my MP4 files when compressed from MOV?

I have several large MOV files that I want to compress to MP4. Unfortunately, when I use FFmpeg, it appends lots of black (blank) video at the end. (The destination file is longer than the source ...
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1answer
247 views

Why can I play ogg file but not convert to mkv or mp4 with FFMPEG?

I want to convert a ogg video to mp4 or mkv, but different errors appear. I have two streams (from the same source) that I captured. They are in an ogg container. If I try to convert them to mkv ...
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1answer
319 views

How to convert any video to .avi with wmv1 codec using ffmpeg/avconv?

I have installed ffmpeg to convert a video. I am trying to convert a .mp4 to a .avi video with the codec wmv1. How to do this? I am using the command avconv in a Kubuntu terminal. Last attempt I did ...
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1answer
240 views

Use Handbrake to simply fix wrong anamorphic video

My Samsung video camera for some reason I don't know, does not right the correct information for the 16:9 videos. So in order to have the correct aspect ratio, I used to re-encode the video with the ...
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1answer
8k views

ffmpeg: Could not find codec parameters for stream 0 (Video: h264) unspecified size

I try to convert a video from .raw to .mp4. For this reason I did download, build and install both x264 and ffmpeg. However, command: ffmpeg -f h264 -i output.raw -vcodec copy output.mp4 fails with ...
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1answer
1k views

Converting video for mobile phone

I usually download and watch videos from Deutsche Welle to work on my German. Lately, I have been commuting a lot and watching the videos on my mobile phone in the train would be nice. I have tried ...
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1answer
296 views

Video conversion stops while converting .avi movie to 3GP using ffmpeg

..\tools\ffmpeg -y -i FindingNemo(2003)WidescreenDVDripV3nDetta.avi -r 20 -s 352x288 -b 400k -acodec aac -strict experimental -ac 1 -ar 8000 -ab 24k FindingNemo(2003)WidescreenDVDripV3nDetta.3gp ...
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1answer
10k views

Converting video from 1080p to 720p with smallest qualiti loss using ffmpeg

I stack with my high quality movie: 1080p with 60fps. The trouble is lags while playing. I tried to convert it to 720p with ffmpeg: ffmpeg -i MyMovie.mkv -r 60 -s hd720 MyMovie_720p.mkv But I ...
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1answer
118 views

OSX resource allocation?

I am in the process of converting all .avi files to .mp4 (for compatibility with my PS3 and iPad). I noticed today that both the applications I've used so far (MPEG Streamclip & Handbrake) only ...
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2answers
444 views

What is the name for this video connector? [duplicate]

I just got my new Dell tower and it came with this cable. On one end it had a DVI port and on the other end it had this connector with D and two plus signs: I need to buy an adapter from this port ...
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69 views

Video card, hdmi to 75ohm output?

I have an hp desktop pc 64 bit with Windows 7. This unit does not have a video card that I can plug into. What I would like to do is purchase a video card with audio (to plug into the mother board) ...
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2answers
1k views

How can I check the integrity of an avi file and repair it automatically in Linux?

I have an avi file and tried to check it as suggested here. But after a short while I just got a segmentation fault, without any other information! How is it possible to fix/repair this avi file? ...
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0answers
574 views

FLV video conversion using ffmpeg fails with “Changing frame properties on the fly is not supported”

I am facing a problem while converting .flv videos using ffmpeg. The output file format also has an extension of .flv. This is my command: ffmpeg -i 8617854d-77e1-4538-b7ea-2853bcb06ee2.flv -s ...
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16 views

Problems playing this video in a browser

I have tried playing this video in FF, Chrome, and IE, but it doesn't work. Any ideas? It appears to be using something called Flow player. If there is a Linux command line tool that will download and ...
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1answer
306 views

Decoding H.264 file to YUV with deblocking filter

When I'm decoding a H.264 file to YUV using ffmpeg, the deblocking filter flag is disabled. I ran the ffmpeg code in Linux using the command ./ffmpeg -f h264 -i input.h264 output.yuv Can anyone ...
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1answer
235 views

How to fix broken DV file using tools available for Ubuntu/Linux

I have a DV capture which for some reason is broken. By broken I mean that avconv/ffmpeg/avidemux won't open it, although totem and VLC will open it. I suppose there's something corrupt/wrong at the ...
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2answers
539 views

How to add subtitle and concat video file in a line with ffmpeg?

I have 3 videos : 1387432825.avi, 1387435884.avi, 1387436066.avi and 3 subtitles for videos: part1.ass, part2.ass, part3.ass I try to add subtitle to each videos with commands: ffmpeg -i ...
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3answers
679 views

How to convert MP3 to Youtube-allowed video format?

I have many MP3 files on my website and I have decided to upload them to Youtube, but unfortunately for me, Youtube does not allow me to do that. It requires video format only. How can I convert ...
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0answers
376 views

How can I repair a damaged H.264 video stream from a security camera?

I have a security camera file in H.264 format. It cannot be converted due to error messages stating the file is damaged. Is there any way to repair this single 12 MB file so it can be converted to a ...
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1answer
2k views

Connect LCD to TVBOX to set top box to play HDTV

Hi I have a really old LCD monitor that supports only VGA or DVI-D. I want to use it to play HDTV so I bought a set top box, which supports outputs 1. Composite 2. Component YPbPr 3. HDMI. Because ...
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1answer
332 views

ffmpeg cannot convert gray video to avi

I would transcode a GRAY or YUV400 video file into an AVI (YUV420P). My input file is 1920x1080 Y only, its size is 22809600 => 11 frame. I used the following command line but ffmpeg generate an AVI ...
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1answer
7k views

Use ffmpeg copy codec to combine *.ts files into a single mp4

I've got a bunch of ts segments described by a single index.m3u8 file: index.m3u8 segment1_0_av.ts segment2_0_av.ts segment3_0_av.ts segment4_0_av.ts segment5_0_av.ts I know they ...
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2answers
124 views

Convert Blu-ray movie to DVD quality [closed]

I have a 30GB .mp4 file (personal full HD movie) which I want to convert to a DVD quality (4.7GB) movie. What is the best way/tool to do that?
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500 views

ProRes transcoding in ffmpeg too slow

We are trying to transcode movies / clips into ProRes LT by using following options: ffmpeg -threads "16" -i "$2" -flags +ildct -vcodec prores -profile 1 -qscale 4 \ -threads "16" -r 24 -vf ...
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0answers
101 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?
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1answer
139 views

Append audio file to videos

I have the following files: 01.mp4 G:\>ffmpeg -i 01.mp4 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '01.mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: ...
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296 views

Creating a movie from images using ffmpeg but getting only one frame

I read How to create an uncompressed AVI from a series of 1000's of PNG images using FFMPEG (specifically the section "Compressed RGB, But Also Lossless") and used this command: ffmpeg -i *.png ...
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2answers
443 views

FFMPEG add audio track while converting video formats

Background I need to convert AVI files to H264 (MP4). I am successfully doing so with the following: -i mymovie.avi -c:v libx264 -crf 19 -preset slow -c:a libfaac -pix_fmt yuv420p -f mp4 -b:a 192k ...
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2answers
2k views

Extract HEVC bitstream with ffmpeg

I would like to extract the raw .265 bitstream from HEVC mkv file. I use this: ffmpeg.exe -i hevc.mkv -an -vcodec copy -f hevc bitstream.265 I got this error: Requested output format 'hevc' ...
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1answer
3k views

ffmpeg - concatenating two MP4 files results in bad output file

I generated two MP4 files - a five-second intro file, which is created by the script below, and the main video (about one minute long) is created by screen-cast-omatic, both in MP4 format. When I ...
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1answer
325 views

Cropping video to different parts with same bitrate in ffmpeg

I am trying to crop a video clip (originally 960 by 540) in two 4 parts (top-left, top-right, etc..) and I use this command below (with of course corrext x/y positions): ffmpeg -i mov_a.m4v -vf ...
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1answer
3k views

How to create video from images and audio file?

To make the story short, I just want to create a video from a X number of images and a mp3 file, AND get the same audio quality. I've checked the ffmpeg website, but ... here is what I've got: ...
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2answers
194 views

Automating video generation by adding an intro and a trailing video to the main video

I have a video project I am trying to compile. Here is the overview: I have many videos which are 5 minute training sessions - Main video. The Intro Video will be a standard 5 second video that will ...
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142 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 ...
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66 views

Are portable USB DVD drives equally capable as SATA drives for ripping DVD's?

I'm currently archiving my physical DVD collection to a media server. My desktop PC currently has a DVD drive but it's awkward to get at due to where the PC lives under my desk. I'm thinking about ...
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1answer
1k views

Resizing with avconv causes pixellation in output

I am trying to resize a video from 1920x1800 to 1280x720 for phone viewing. This is the command I used: avconv -i input.mkv \ -map 0:v -map 0:a:1 -map 0:s:0 \ # map video, 2nd audio stream, and ...
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1answer
719 views

What is the fastest and best way to convert an rmvb video to mp4/mkv without losing any quality?

The file will be played in a Popbox3D. My old method was to convert the video using vidcoder (an offshoot of handbrake) using normal settings, but I've recently confirmed that this significantly ...
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1answer
120 views

How to convert SBS 3D to Blue Ray 1080?

Can anybody help me to convert a SBS 3d movie to any format like .mkv or .wmv or .avi in a high quality format. I accidentally downloaded a movie and i dint know about the SBS 3D , now its very ...
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1answer
156 views

How can I use an audio file without having to re-encode it to output an audio stream with the same format?

I have two input files, a still image that's going to repeat itself as frames and an audio file. How can I use the audio file without having to re-encode it to output an audio stream with the same ...
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1answer
510 views

FFmpeg x264 Encode Settings

My new Canon Vixia HF G30 video camera has an option to encode directly to 35 Mbit/sec Mp4 at 1080p60 and it does a nice job. I primarily use it to record my daughter's high school basketball games. ...
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1answer
3k views

What file extensions does ffmpeg support?

I'm trying to extract a subtitle from a Blu-ray disc and it is an hdmv_pgs_subtitle. So I try ffmpeg -i file.m2ts -map 0:3 -scodec copy rip3/test.sub and get Could not write header for output ...
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1answer
4k views

Burn-in subtitles with avconv?

I have a mkv file and want to convert it to an DVD compatible mpg file with avconv. How can I also burn-in one subtitle stream from the same mkv file? avconv -i input.mkv -map 0:0 -map 0:1 -target ...
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1k views

ClipBucket file for preset 'normal' not found, failed to stat file in ffmpeg

I am trying to fix my ffmpeg problems. When I upload any video it gives me an error that the file for preset 'normal' was not found, and it failed to stat the file. Any idea? Started on 2013-09-10 ...
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1answer
506 views

clipbucket Unknown encoder 'libfaac'

I am using CB script when i upload any video after uploading it give file to processing this my loge Started on 2013-09-06 20:23:00 - 2013 Sep 06 Checking File .... File : ...
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1answer
1k views

ffmpeg combine separate video and audio of different lengths

I have 2 video files (flv). One has the video and the other has the audio. I wrote a script using ffmpeg that extracts the audio as mp3, then merges it with the video flv. It works, except that my ...
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1answer
149 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" ...
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1answer
5k views

Convert specific video and audio track only with ffmpeg

I have an MKV file (vidui.mkv) with 6 tracks in it. Track 1 - video - xvid - 1920x1080 Track 2 - video - xvid - 720x576 Track 3 - audio - AAC - 1240kbps - English Track 4 - audio - AAC - 648kbps - ...
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1answer
2k views

What is the maximum and minimum of 'q' value in ffmpeg?

When extract a image from a Video via ffmpeg, can get message like below. frame= 1 fps=0.0 q=2.5 Lsize=N/A time=00:00:00.03 bitrate=N/A and that 'q' value means "quality of coded frames". I ...
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2answers
2k views

converting a static file to a h264/mp4 stream produces sped up video

I'm building a NodeJS application that converts a static videofile to a streamable video which is being sent to a client (iPad or browser) on the fly (using the fluent-ffmpeg module). Everything is ...
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0answers
763 views

Using ffmpeg, can I burn in subtitles directly from an mkv subtitle track instead of a subtitle file?

I have an mkv with multiple subtitle streams. I know I can use mkvextract to extract one of those subtitle streams to a file, for example, sub.srt. I can then burn those subtitles into the new video ...