Questions tagged [conversion]

Conversion is the process of changing one format is to another. Usually this means a software conversion like from MOV to MP4, but can also be a hardware conversion like from HDMI to composite with separated chroma and luminance by cable.

37 questions with no upvoted or accepted answers
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33 views

what encoder can take advantage of 16-core setup? converting/ripping Blu-ray to mp4 format

I'm thinking of upgrading my 6-core setup (single CPU) setup to a 2x8-core/CPU setup. I'm wondering what software will allow me to fully utilize all the cores. I've been using handbrake but I do not ...
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200 views

segment does not contain sync frame

Whenever I split a video using Apple's mediafilesegmenter, using the following command: medifilesegmenter video.ts -t 10. I get the following error for each segment except the first: segment does not ...
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1answer
54 views

How to find/detect the real video resolution?

Imagine you have recorded/captured the screen at 1080p, but it was displaying a 480p video maximized to fullscreen. The result file is technically 1080p, but it really is showing a 480p video, that is ...
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229 views

How can I merge five mkv files I've created in OBS Studio?

I used OBS Studio to create five recordings. Now I need to submit them as just one file on YouTube, so my five .mkv files has to be merged into just one file. Can it be done in OBS Studio, if so ...
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606 views

iMovie to Instagram

I have an issue with this process to edit a video (6sec, 10MB => in the instagram range) and share it on Instagram : edit in iMovie file / share /file Resolution 720P, Quality High upload on Google ...
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109 views

Connecting threaded 3.5mm jack plug to non-threaded socket?

I have a lav mic with a threaded jack at the end. It came with a Sennheiser Transmitter/Receiver pair and has a threaded jack to connect into the Transmitter which has a threaded socket to match. ...
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1answer
50 views

mp4 to wmv AND file compression

I have a mp4 from a video created in iMovie 10. The original output is about 1.5 GB. I uploaded it to youtube to use their compression and re-downloaded. I now have an mp4 at 236mb. I need to ...
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143 views

Converting an AAC Mono file to AAC Stereo, higher audio bitrate?

I hope someone can help with this issue. A client is sending me videos recorded with iPhone; with dual-channel MONO AAC-LC audio, an average of 89 kbps. It's mono but dual-channel. I'm editing with ...
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31 views

Converting older DVDs to files

I am using HandBrake to rip some DVDs and am having issues with the output size. For instance, I am ripping some older TV shows that were made for 4:3. If I were to watch them from TV, they would ...
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266 views

Burn .mkv to a .dvd for playback on DVD player while retaining multiple tracks?

If I use a program like ASVtoDVD or ConvertXToDVD to convert a .mkv to a .dvd, and the .mkv has multiple audio tracks/subtitle, will the produced .dvd only have one of those, or will it retain more or ...
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934 views

High bitrate in AVCONV converted MPG file causes DVD reading problem

I convert AVI to MPEG with folowing command: avconv -i file.avi -c:v mpeg2video -b:v 6000k -c:a mp2 -b:a 384k file.mpg When the MPG file has been burned to DVD it is hard to read afterthat. The DVD ...
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631 views

ffmpeg - convert video to iDevice format, replace sound with normalized WAV file, while maintaining the original video quality?

I'm using this command line to extract the audio $ffmpeg -i video.mkv -c:a pcm_s16le audio.wav this is its output ffmpeg version 1.0 Copyright (c) 2000-2012 the FFmpeg developers built on Oct 1 ...
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5 views

Is there any free software for converting SVG/CSS animations to video, for Windows, YouTube compatible, high quality, automatically runnable?

I'm coding animations in SVG animated with CSS, and want to show them on YouTube. So I need to go from the original animation which I display in a web browser, to a video file. I've looked into and ...
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7 views

ffmpg (copy existing settings?) or crop a .mov with alpha and have it be open-able using Quicktime (not VLC)

How do you have ffmpeg copy all existing settings except the crop dimensions of a video file? I've been struggling to crop an .mov with alpha channel (transparent video), so that it can be opened ...
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7 views

Proxy universal convertion settings for Media Encoder

I need to create a preset for Media Encoder to be able to create a proxy files from anything I throw in. I have several video files, several resolutions, bit rates and aspect ratios. All what I want ...
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15 views

Why aren't chapters being added to my m2ts using tsmuxer?

Question - Why aren't chapters being added to my m2ts using tsmuxer? Background I have a mkv file with 61 chapters. I confirmed the presence of those chapters by using mkvtoolnix. I want to convert ...
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17 views

Changes in file size and quality after ffmpeg VOB/mp4 conversion

Question I wish to know — in my own particular case — why the conversion of VOB files to mp4 files using ffmpeg results in files of only about one quarter the size, whether this reduces the quality ...
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120 views

FFMPEG: Convert WebM VP8/VP9 multi-resolution video to MP4 (H.264)

I have been trying to convert a multi-resolution WebM video ( VP9/VP8/H.264 ) (1280 x 1080 till the half, thereafter 1080 x 1280) to MP4 container with H.264 encoding for video. When transcoded with ...
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25 views

ffmpeg video analysis to command parameters

I want to convert a video to be played on a portable dvd/usb player. The original video is not recognized there. Is there a way to convert automatically an analysis video that I know it plays to ...
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29 views

ffmpeg: convert an existing audio stream as an additional audio stream (keeping untouched original as well)

I have a video with 1 video stream, 2 audio streams (TrueHD 7.1 and E-AC3 5.1), a bunch of PGS subtitles and chapters. I want to copy the video, convert the 7.1 audio into AAC, copy over the original ...
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120 views

Want to Blend Frames when Converting from 60fps to 30fps with FFmpeg

I have created some videos of a game I played to upload to YouTube. The game plays at 60fps & the original videos have been recorded at 60fps. However, YouTube re-encodes them down to 30fps using ...
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19 views

ffmpeg scale subtitle file from HD to anamorphic SD

I have a 1080p source video that I'd like to scale to anamorphic (widescreen) SD. I'm scaling the video just fine, and the subtitle (hdmv_pgs_subtitle) is scaled, too, but appears stretched and right-...
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240 views

Another question on Non-monotonous DTS in output stream

I use ffmpeg to convert and join multiple mp3 files into m4a. BITRATE=128k find . -name "*.mp3" | parallel --lb -k "ffmpeg -y -i {} -map 0:a -c:a aac -b:a $BITRATE {.}.m4a" OUT_NAME=${OUT_NAME:=out....
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1answer
70 views

What format should I use to archive video issued from mini DV tapes?

I want to convert and archive movies captured with mini DV tapes. Videos are family movies. Native format in dvvideo is huge (about 220 MB/min). So I am willing to accept video compression but I ...
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1answer
22 views

US DVD playback problems in UK

I recently brought back some DVD's recorded at a conference in Florida, USA. They play on my UK DVD and computer but with with horizontal lines across the picture. Is this a region problem or a NTSC ...
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9 views

unknown H264 color space error

I have been working on a streaming platform. I am receiving a RTSP stream, converting it to H264 via JCodec in Java Spring and sending the result via Websockets to my React App that uses JMuxer for ...
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14 views

How can I reduce mpeg file size without losing quality?

I want to download some free videos from a website. There are two option there: DVD Video *.m2v with 2Gb and H.264 Video *.m4v (.mp4) with 400Mb. The second one has low quality. I want to know if I ...
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1answer
29 views

recomendations for conversion

I have a video in a very not compatible format and want to convert it to something like mpeg. I already have ffmpeg tool installed. Do you have any recommendations on what arguments to give ffmpeg for ...
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21 views

Every 18 or 19 frames from an undistorted .MP4 clip gets pixelized when played via Final Cut

I have a .MP4 movie exported from Blender in 24fps in good quality, without any pixelation problems. In whatever movie player I open it, there are no pixelation problems. When I create a new project ...
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25 views

How to quickly merge a LOT (and i mean a LOT) of footage?

As the title says, we had an event recently and I plan to make a movie with the video from the event captured by four separate cameras. The files are ~500kb each. There are four folders, each with ...
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1answer
75 views

Trying to improve choppy ipad screen capture

I'm trying to improve the choppy screen capture that I'm getting on my ipad. The screen capture plays smoothly when viewed on the ipad itself, however it is choppy when played on my pc in vlc, and ...
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1answer
44 views

FFMPEG - Creating script to convert a video into audio file (or anything related really) + diverses questions

Good day everyone. Im making my babysteps into ffmpeg, and so far this tool has been really helpfull. Anyway. Im currently using this line as a convertion basis : ffmpeg -i name.mov -c:v libx264 ...
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189 views

Convert 3d video to double 2d video using ffmpeg

I want to convert 3d video to 2d video. I saw another topic How to convert a 3D movie to 2D using ffmpeg but as far I know 3d video is build from 2 videos so I should be double output video. One for ...
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58 views

Stop Handbrake showing filenames in Text on 1st second of video

When I am creating videos using the Handbrake software, it puts the filename I am using in white text on the start of the video. Is there a setting to stop this or some way around this? I would ...
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1answer
37 views

Convert LUT formats

Is there a reliable and somewhat user-friendly way to convert between different LUT formats? I have been searching for a way and find pretty much nothing. My specific problem at hand is that I have ....
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2answers
623 views

FFmpeg for m2t and Sony Bravia - not working

-f mp4 -c:v libx264 -preset veryslow -tune grain -profile:v high422 -flags +ildct+ilme I am preparing video to be streamed (DLNA) from my NAS to an older Sony Bravia. I have successfully created ...
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310 views

ffmpeg based JAVE video conversion taking a long time

I am using ffmpeg to convert videos to mp4 format in my application I have used JAVE and Xuggler for the same. My issue is that, video conversions are taking way too much of time. For example, a 50MB ...