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

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Cut WMV file into segments based on frame numbers and reencode to x264

I've done a bit of work with FFMPEG in my days and I am somewhat familiar with VirtualDub as well as high-end products such as Sony Vegas. However, I still can't figure out a simple and ...
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11 views

MP4 file not playable in XBOX360, though seems identical to M4V playable file

I have a bunch of files for my kids that are not playable with the Xbox 360. I have successfully converted some of them to play on my system, but I'd like to understand which is the difference. ...
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16 views

FFMPEG H264 split demux a stream video

I've got an H264 video (Stored in an 264 file). With ffplay i see that: [NULL @ 00000000003454a0] start time for stream 0 is not set in estimate_timings _from_pts [mpeg @ 0000000000344560] Could ...
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43 views

Video concatenating, with overlay

I have a video recorded from a gopro which is split into 3 parts as the maximum filesize is reached after about 17 minutes and the gopro automatically splits it into multiple parts. I also have a ...
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35 views

How to Embed Subtitle to MP4 Without Re-Encoding or ( Is it possible to show Softcoded Subtitle in Web Flash Player )

I have mp4 videos. I need mp4 videos for my website so i dont want to re-encode my mp4 videos to mp4 to add subtitle. I can add subtitle to my videos with MP4Box (with CMD) but it is softcoded. ...
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33 views

delayed video overlay using ffmpeg

I am wanting to overlay one video onto another but with a delayed appearance. I have: source1.mp4 which is of duration 20 sec. source2.mp4 which is of duration 5 sec. I want to create a final ...
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30 views

Keeping Text Sharp whilst shrinking video size - Handbrake

I've recorded a bunch of videos using a high def webcam, and with a website overlay (think of a sports broadcast, with the score on the bottom of the screen). These videos are 720p avi's, but have a ...
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87 views

FFMPEG fade between images

I need to do cross fade transition between two images and followed this link which works perfect for two images. ffmpeg -loop 1 -i input0.png -loop 1 -i input1.png -filter_complex ...
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39 views

Cutting multi-bitrate MP4 files for Helix Server with FFmpeg

We are using Helix Server in order to distribute Video On Demand (with multi-bitrate) Content among our audience. This means that there is one MP4 file that contains multiple video streams and one ...
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83 views

ffmpeg concat output not playing in windows media player

I have a series of short (<3sec) mp4 videos (some with audio, some with no audio) that play fine in all clients. 15 fps, AAC audio. When I use ffmpeg concat, the resulting file plays fine in vlc, ...
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98 views

VIDIOC_STREAMON failed: Device or resource busy [VLC media player]

I 'm trying to achieve video recording from my UVC webcam, using VLC (Ubuntu 13.04). Both uvc-kernel-module and v4l2-utils are installed. I am able to detect /dev/video0 which is the only video device ...
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25 views

ffmpeg -sample_fmt error under Windows

I was tasked to convert a simple audio track on windows using the following command: ffmpeg -i mySound.mp3 -acodec libmp3lame -ar 48000 -ab 128k -ac 2 -sample_fmt s16 out.mp3 However it fails ...
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61 views

ffmpeg : creating video from image results in just 1 second video

I'm trying to create a short video file out of a single image for 5 seconds on a windows machine using ffmpeg. The video file is to be used to concat in front of video files taken with a camera that ...
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67 views

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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14 views

At my wits end with Evalvid MOS

I'm using Evalvid binaries and the tutorial here :http://www2.tkn.tu-berlin.de/research/evalvid/EvalVid/docevalvid.html I understand it well enough and can go as far as calculating PSNR for my ...
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11 views

Batch convert only the audio of AVIs from AC3 to MP3?

I have many AVIs with AC3 audio tracks. How can I batch convert only the audio from AC3 to MP3 ? I have tried Format Factory, works quite good, although it lowers the final audio volume!
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46 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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56 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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44 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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804 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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58 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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88 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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282 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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29 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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39 views

How to use mencoder to convert any format to ogg video

I am trying mencoder to convert any format videos to OGG/Video The ffmpeg command I have tested successfully is : ffmpeg -y -i '<input-file.avi>' -vcodec libtheora -b 256k -bt 256k -level 30 ...
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45 views

Achieve mp4(x264) compression of Debut Video Capture in Sony Vegas

I am using Debut Video Capture software to record my screen (948x534px in mp4 h264 encoder with Ratefactor of 28) and afterwards I edit those clips and render then in Sony Vegas. My problem is that ...
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2answers
59 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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32 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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114 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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199 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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15 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
73 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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64 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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70 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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84 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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128 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
295 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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81 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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640 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
93 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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150 views

FFMPEG MP4s are corrupt in Firefox after rotation?

I'm working on a website that allows uploading of generic video types, converts them to MP4s (H.264), then plays them using the HTML 5 <video> tag. I would really like to give the option to ...
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154 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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73 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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43 views

Does Handbrake respect iOS rotate flag?

When I try to convert an iOS video from .MOV to .MP4, it comes out upside down. I am guessing that is because Handbrake doesn't respect the iOS Rotate flag...or I don't know which option to set. Is ...
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72 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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85 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
124 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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67 views

Frozen video in Chrome after converting from flv to mp4 by ffmpg

I recently converted my flv video to mp4 by ffmpeg with libx264 encoder (H264 codec): ffmpeg -i video.flv -vcodec libx264 -preset ultrafast -profile:v baseline -level 3.0 -movflags +faststart ...
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26 views

Mencoder Compressor data file not found

I'm converting a WMV file to FLV VP6 with mencoder and ffmpeg. My commands: mencoder input.wmv -ovc vfw -vf flip,scale=680:512 -ofps 30 -xvfwopts codec=vp6vfw.dll -oac mp3lame -o output.avi ffmpeg -i ...
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314 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' ...