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

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4
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676 views

Accurate and reliable movie editing with avconv

I'm trying to perform movie editing in an automated way with avconv. It is made in two steps: extract some parts of an input movie: concatenate the parts to form an output movie: I tried some ...
3
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0answers
1k views

Why does avconv change the fps when deinterlacing?

I have a .MTS 1080i of 25fps (mediainfo) that I deinterlaced with avconv -i input.MTS -vf yadif -c:a copy output.mp4. As the wiki says, the default value for yadif is 0 which "outputs one frame for ...
3
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0answers
2k views

Fixing ffmpeg latency accrued over time

I have ffmpeg/ffserver running in the following setup: 10.1.2.2 captures from video capture cards (16 channels) and streams them to an ffserver as mpeg1video 10.1.1.1/10.1.2.1 (two NICs) hosts the ...
3
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0answers
478 views

Ffmpeg sync error, first image showing really fast

I want to converting my images with mp3 to videos... but first slide is showing up really fast. I want to each slide duration 5-7 seconds or so RAW material MP3 Files My list Images FFmpeg git-...
3
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0answers
2k views

Avconv increases file size

I am using the version of avconv in Ubuntu 12.04 to archive videos. I would preferably use some kind of lossless video compression (e.g., huffyuv or FFV1), but using the original video stream (copy ...
2
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0answers
189 views

Copy creation_date metadata when converting video with ffmpeg

I want to convert a bunch of old videos to H.264 to save space, but ffmpeg always drops the creation date, no matter what fancy -map_metadata variations I use. This is obviously a huge dealbreaker for ...
2
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0answers
153 views

FFmpeg cuts off ~50ms when I extract+convert audio from video

I want to extract the audio stream from many .MOV files with ffmpeg. The goal is to have output files with small file size and perfectly equal sound to the input file. Currently I'm using this ...
2
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0answers
638 views

F4V to MP4 via FFMPEG (Bitrate viewer)

I have a several F4V that I've captured using Flash media Live Encoder and I need to convert them to MP4s. As I understand F4V are fairly identical to the MP4 format so we used "copy" for the video ...
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100 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 ...
2
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0answers
980 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 ...
2
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0answers
307 views

No video is written in for some part of video as the segmentation from FFmpeg

I am segmenting a 20 minutes long video to hundreds of small clips . The command is like ffmpeg\\ffmpeg -i nx_1.avi -ss 399.37 -t 1 ka1_2.avi The ffmpeg is in a subfolder. It works very well for ...
2
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3k views

Handbrake output directory to include Title folder

I am using handbrake to convert my DVD's to .MP4 and have set the default output path Tools -> Options -> Output Files In here there is Default Path: which I have pointing to my Movies folder ...
2
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0answers
6k views

How to convert/transmux ismv to mp4 or wmv?

How can I convert/transmux Smooth Streaming ismv files to mp4 or wmv? I've often read about mp4split but it doesn't seem to be freely available any more.
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0answers
506 views

Prepend AAC file to MP4 causing audio to get out of sync

I have an application that handles the normalizing and combining of audio and video files from many different sources. All incoming audio is normalized as follows: ffmpeg.exe -i "...
2
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0answers
430 views

Converting DVDs to Precisely Sized XviDs like “The Scene”

I am hoping to finally watch the Star Wars movies (yes, yes, I know) and intend to watch them all in a row as a marathon. I would prefer not to have to constantly get up and change discs, so I thought ...
2
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0answers
2k views

Convert compressed SWF to AVI (or MPEG etc) via FFmpeg

ffmpeg -i compressed.swf out.avi gives the error [swf @ 0x10180b000]Compressed SWF format not supported so I tried swfcombine -d compressed.swf -o decompressed.swf ffmpeg -i decompressed.swf ...
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0answers
40 views

Windows Movie Maker file size

I'm using ShareX to make x.264/MP4 tutorial videos in which there is very little motion. Most of the time I'm just typing and highlighting text. I'm getting reasonable file sizes. I edit the videos ...
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0answers
126 views

Why When I transfer video from my canon camera to my computer the quality is bad?

I have a canon EOS 700d and I record HD 1080p video at 25fps on it but when I transfer it to my computer via usb cable the quality is terrible. I use Sony movie studio platinum to edit my videos. When ...
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0answers
84 views

FFmpeg dropping frames of second input file while using concat

I am currently trying to take a video file and split it into pieces that can then be encoded and pieced back together later. As a test I am trying to split a video into two pieces and then stitching ...
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0answers
95 views

ffmpeg truncates output files without return an explicit error

I am transcoding a file with a duration of 1:42:92 using an ffmpeg pipeline. The output file is truncated (its duration is 30 seconds) without any warning about the output file is shorter than the ...
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0answers
46 views

(FFMpeg) Split the video by size after conversion

I have a 5,000MB long video in .mp4 format. I would like to split the video into segments by the size. For example, I set the size to 1,024,000KB, or simply 1,024MB, because I want it to be accurate. ...
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0answers
45 views

Handbrake: Best IPhone playable Settings for a 2:1 Aspect Ratio Video

Original Video Settings (360 Panoramic video): H264 Bitrate: 15000 kbps FPS: 48 Resolution 3820 x 1910 My current settings in handbrake are: Apple TV3 Preset Width: 1920 Height: none Anamorphic: ...
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0answers
138 views

FFMPEG: Convert while file is being uploaded (an incomplete file)

I am designing a media upload function using HTML5. My design looks like this at the moment: User selects a file for upload FileApi (JS) reads this file chunk by chunk and uploads it to the server ...
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0answers
814 views

using ffmpeg to repair corrupted MP4 video files from Xiaomi Yi

did not know wether to create a new thread or to post in an existing one. Decided for the first option, as my case seems to be a little different as I do not have one video corrupted but plenty of ...
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0answers
50 views

Why concating two videos with ffmpeg (5s and 33s) produce 4m34s video in slow motion

I am developing a service to concat a video (mine) with a another from a user (he/she upload it) and return to user. First I tried to use Concat demuxer because I don't want to re-encode videos if it ...
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0answers
319 views

Corrupt MP4 file: ffmpeg codec, global header, and dvvideo errors. Can it be repaired?

So, I have a number of corrupt MP4 files (some corrupt AVI files, too, but I believe that's a different problem). They seem to have gone corrupt when I had an external hard drive that they were on ...
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0answers
46 views

Getting same quality with “baseline profile”?

I have a couple of videos taken in H.264 using the high profile and I want to convert them into a baseline profile while keeping the same quality and size so, that they can be easily played on an ...
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0answers
310 views

FFMPEG: Windows binaries with globbing (libavformat) support?

I am struggling to get ffmpeg to combine a bunch of images in to a video which have a format with a full 17 digit timestamp. 17 digits is well beyond what -i %d will support. So I want to use ...
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0answers
2k views

FFMPEG Lossless Video Output Options

I am looking for lossless video output options from FFMPEG that can be viewed without any special codecs or special players such as VLC. I want a basic use to be able to open up the video with a ...
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0answers
549 views

Resume transcoding a video with ffmpeg

I have a node server that uses child-process to use ffmpeg to convert a video to mp4. However if the server crashes while transcoding, then I'd like to resume transcoding the file (similar to -C with ...
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0answers
488 views

How to set profile compatibility of an fMP4 using ffmpeg?

I'm using ffmpeg to generate a fragmented mp4 stream that will be consumed by an HTML5 player. I think I have a correctly formatted mp4 stream of data with an empty moov at the start and a series of ...
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0answers
653 views

I get wrong aspect ratio for images and video converted using ffmpeg

I am trying to convert some old movie files to images (and later to reencode as h.264). The problem is that the resulting images are stretched vertically. Here is the ffmpeg command: ffmpeg -i ...
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0answers
105 views

Is there a way round the video call block on shoretel when within Xenapp

Is there a way round the video call block on shoretel when within Xenapp As far as I know, there is no way to make a video chat session on ShoreTel when I am within Citrix. I can make the video ...
1
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0answers
976 views

FFmpeg unable to find a suitable output format when run from script

I'm trying to write bash script, which I can use to start encode of my video for web player, and also log to file when it started / finished. It looks like this: #!/bin/bash >/var/www/stat/encode....
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0answers
924 views

stream byte arrays to a video using ffmpeg

This is what I am trying to do: I receive jpegs from an IP camera. If motion is detected I want to upload the jpeg still shot to my server. To save on bandwidth I save each jpeg to a file on my ...
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0answers
761 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 "yadif=0:-...
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0answers
116 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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0answers
663 views

FFmpeg missing frame after H264/TS to RAW/AVI

While converting a H264/TS to a RAW/AVI with ffmpeg -i in.ts -vcodec rawvideo -pix_fmt yuv420p out.avi I found that the output AVI file had less frame than expected. It may come from PTS error in ...
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0answers
599 views

Use avconv to convert iMovie DV streams to other formats

I have a bunch of DV streams that were imported from a DV camcorder using iMovie. Unfortunately, neither avconv nor VLC seem to be capable of converting these files correctly, whereas QuickTime ...
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0answers
2k views

Convert stream file (mux) to mp4 gstreamer

I used a program to capture my screen (called Kazam for linux). My computer crashed and I lost my screen capture which I cannot recreate. I found two files that seem to hold my video, a .mux and ....
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0answers
98 views

FFmpeg audio disappears in the middle of the video

I've been trying to convert a sequence of PNG files to a video with some sound (mp3 or wav). It pretty much works with different codecs and quality settings for both video and audio.But the audio ...
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0answers
446 views

what is missing in this ffmpeg statement to create a working video conversion

I want to convert videos to a format that my camera reads with ffmpeg. I have some sample videos from the camera and analyzed them with mplayer -frames 0 -identify DSCN0001.mov and with ffprobe ...
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0answers
457 views

FFmpeg failed to transcode

I have successfully installed Video Module with FFmpeg/avconv in local machine. My current version of FFmpeg is "0.6.0-svn". I have downloaded the video preset package from drupal.org for FFMPEG and ...
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0answers
77 views

Conditional conversion of media

I have a collection of videos in various formats. While all of them play perfectly on my computer, it's a different matter when I put them on a stick to watch on my TV. I would like to convert them ...
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0answers
183 views

Encode video into *.F4V file with h.264 video and AAC+V2 / HE-AAC audio

I need to encode a video into a *.F4V file with h.264 video and AAC+V2 / HE-AAC audio. I seriously doubt that any free software can do that, especially the audio codec which is patented. The only ...
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0answers
488 views

Video format/codec for PowerPoint 2007?

I would like to add video files to PowerPoint 2007 slides (on PC). 1) Which codec should I use for maximum quality? 1b) Does this depend on computer-specific installed plugins/codecs? 2) Is there ...
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0answers
5k views

How to simply remove subtitles and languages with handbrake?

I use Handbrake to transcode some of my MPEG-2 Transport Stream videos, but I'm not pleased with the resulting quality, even if set high bitrates. So my idea is to simply remove unwanted audio tracks ...
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0answers
64 views

Mencoder doesn't work right in OSX anymore

The following works correctly in Linux. However when I try the same thing on the same files in OSX, the subtitles aren't showing. mencoder video.mp4 -vf pp=de,scale=1280:720 \ -oac pcm -o ...
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0answers
134 views

Is there a decent video converter / cropper for linux?

I have an x264/mkv file and I need to cut out a small portion of the clip. Nothing I tried seems to do the job. I tried Avidemux but seeking doesn't work even if I rebuild the index. (I've tried this ...
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0answers
253 views

Export iMovie 09/10 Project to Theora with 720p resolution

I select "export with QuickTime" Choose - OGG "Xiph Theora" is selected as codec. Actually, it's alone in the list of codecs. That's what i need. I can adjust quality, FPS ... but resolution ...