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0answers
19 views

Compressing a large MP4 file that is on 2.30mins long

I have been sent a video that is only 2.30 mins long. But is a whopping 168mb, unfortunetely this has to be embedded into an app - so I need it as small as possible. I need to get the file size down ...
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2answers
18 views

How to prepare AVCHD on a PC for Mac use later?

I recently began a job in IT and part of my role involves recording at some company events. However, it isn't my role to edit the videos themselves. These files need to be handed off to a Mac user who ...
0
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1answer
19 views

proper way to undo AVCHD mess?

Most of my video editing programs simply take the stream (.MTS) files from my camera's AVCHD videos. I can confirm the imported video/audio are exactly the same if the program has access to the whole ...
1
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1answer
31 views

Converting iCop Encrypted DAV to AVI or MP4

I work for a newspaper. Late last year there was a car chase leading to the death of a couple of people. We've recently ... persuaded ... the police involved to release the dash cam footage. ...
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1answer
24 views

removing an x265 audio track without conversion?

I have an x265 video file with dual audio tracks in different languages. Obviously one is useless to me and I want to remove it without waiting through a lengthy conversion that will lead to quality ...
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1answer
44 views

Tool for cutting video

I have an MP4 format video. I was wondering if there is a good tool to take a video, and create n number of new videos, by just setting a bunch of cut points. Obviously most video editors will be ...
1
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0answers
23 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 ...
0
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2answers
36 views

How can I efficiently convert MOV / MPEG-4 files for long term storage?

I have a Canon 6D DSLR that I am shooting video on. The camera is set to capture 1280x720 60fps IPB MOV / MPEG-4 files. The video files are in the range of 250MB per minute of recording. I have ...
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1answer
41 views

Loss of quality while adding subtitle via FFmpeg

After solving on problem I cam coming to a next one. After adding subtitles, discussed here, with the command: ffmpeg -i grdedFinal.mov -vf subtitles=portSbs.srt gradedFinalwithSubs.mov the quality ...
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1answer
78 views

Unable to hardcode subtitles in FFmpeg on Mac to mov

I would like to hardcode subtitles using FFmpeg, I'm trying to do this using the following command: ffmpeg -i grdedFinal.mov -vf subtitles=portSbs.srt gradedFinalwithSubs.mov which returns the ...
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0answers
34 views

How to convert video file into jpeg file with movement info

I would like to record my computer screen for 1 day (e.g.) and afterwards I would like to know on what part of the screen the most movement was in a sort of density scale (red for highest changes, ...
0
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1answer
106 views

How to set double fps for tbc option of video

I need to set tbc option for output video. For example, input video has 25 fps with 50 tbc and my encoded video has 25fps with 25 tbc. I used settb and video_track_timescale but these options did not ...
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1answer
34 views

Video format can't be played or converted

My customer gave me a series of videos, recorded from CC Cam. The extension is .dad. I couldn't play them on any player. (Obviously changed the extension for testing) and I wasn't able to convert them ...
3
votes
1answer
289 views

what graphics card features effect NVIDIA NVENC hardware encoding speed?

I have a web project I am working on that requires transcoding of multiple short video clips (6-10 seconds) uploaded by users into a web friendly H.264 format on my linux server. I have been able to ...
4
votes
1answer
209 views

Convert fisheye videos to equirectangular videos

My goal is to quickly create equirectangular videos from full-frame fisheye videos with a given hfov. Panoramatools, especially mpremap allow that but it takes long for each single picture. Given that ...
3
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1answer
1k views

convert horizontal side by side to vertically stacked 3D video

I have seen this and this post explaining how to crop and stack videos using ffmpeg. My question is - is there an easy (preferably one step) way to turn a horizontally stacked video into a vertically ...
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0answers
77 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 ...
2
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1answer
104 views

Convert resolution 4096x2304 to 3840x2160 keeping the quality the same

I have recently come into possession of a couple of 4k movies with a resolution of 4096x2304. Unfortunately my Samsung 4k TV wont play anything over 3840x2160. I have managed to re-encode the videos ...
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0answers
372 views

Need to convert an MP4 to an SCR

I need to convert an MP4 video (or any file format that I can export in Adobe Media Encoder, really) to an SCR file for a Windows screensaver. I'd really prefer not to convert it to MP4, then to FLV, ...
0
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1answer
91 views

Convert & Burn M2TS files into DVD format WITHOUT LOSS

I have my marriage film (Resolution: 1080p /Format: .m2ts / File size: 7 GB) on a bluray disc which I ripped in my HDD with this software that I found on forums. The thing is that I want to make some ...
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0answers
30 views

Equivalent settings when using h264 to default vp8 settings in avconv?

When doing avconv -i input output.webm I get a very good vp8 compression with acceptable quality. Hoever avconv -i input output.mp4 produces a magnitudes larger file with h264 codec. Since ...
2
votes
1answer
284 views

Why does VLC player convert a 4-minute mp4 to a 4-hour webm?

I used standard webm settings in VLC player 2.2.1 (the latest) to convert a 4-minute mp4 made in Handbrake. In the conversion panel it says "Streaming 04:00" but the end result is "03:49:15" and, on ...
1
vote
1answer
27 views

iPhone Background Video

I am developing an iPhone app that has a background video at the login screen. Everything works, but the video is small because the iphone crops it down. I guess my question is. Is it possible to ...
1
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1answer
1k views

How can I reduce the size of a webm to 2MB?

Let's say that I have a webm of XMB, and I want to resize it to 2MB in order too upload it to some websites. How can I do it? Is there a website? Can I downsize them in mass?
4
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1answer
214 views

Video transitions and filters - how to create custom ones?

I am wondering if there is a possibility to do custom video transitions or filters. Like the video spiraling out, little squares appearing, circling out or something like that. Wiping the video out ...
0
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0answers
54 views

How to convert a mkv file to mp4 file and let it use AAC for audio using mkvtools?

I'm on Mac OS X and have used MKVTools for converting videos. But particularly, how to convert a mkv file to mp4 file and let it use AAC for audio using mkvtools?
3
votes
1answer
939 views

Video converted by FFMPEG has a different duration, why?

I convert videos using FFMPEG. My goal is to convert them to the MP4 container format (MPEG-4 Part 14) with AAC-encoded audio stream and MPEG-4 part 10-encoded video stream. I use the following line ...
1
vote
1answer
227 views

How to get a higher FPS without changing speed video through Adobe After Effects or Premiere Pro CC2014 letting the software create the missing images

I have a video that has been recorded at 7 FPS. I noticed that in the Windows properties of the video file, it is tagged as 25 FPS, and I see that the recorder has inserted each second fake frames ...
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3answers
336 views

Quality of VHS converted to DVD

I work for a small library. We have a collection of VHS tapes that we have recorded to DVD using a Magnavox VHS HQ DVD recorder. They came in as .ogg, They came in a a set of files including some .VOB ...
2
votes
2answers
35 views

Software that exports into multiple formats and sizes?

Sorry if this is a bit of a vague question. But does anyone know a piece of software that will take one or preferably multiple videos and turn them into multiple formats and quality? So video.mp4 ...
0
votes
1answer
554 views

Burn ASS subtitle onto MKV without any quality loss

I want to burn embedded ASS subtitle onto MKV, but I'm completely clueless when it comes to video converting. I want to keep the same quality, file size and everything else but the subtitle hardcoded. ...
3
votes
1answer
5k views

How to downsample 4k to 1080p using ffmpeg while maintaining the quality?

I have some 4K 3840x2160 footage in MP4 format that I need to bring down to 1080p. I tried running ffmpeg -i orig.mp4 -vf scale=1920:1080 smaller.mp4 but the result is very poor quality, with ...
0
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0answers
150 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 ...
2
votes
1answer
1k views

ffmpeg Color conversion - 709 to 601

I am downscaling an HD movie from 1920x1080 to 720x576 and want to make sure the color conversion is done correctly, which with my current settings I am sure it is not. I am coming from an HD Prores ...
3
votes
2answers
143 views

How do I convert a series of PNGs into an AVI using Avidemux?

I'd like to convert a series of PNGs (in this case 180 in total) into an AVI movie using Avidemux. I've tried opening the first of these numbered PNGs (starting at 1I090001.png ending at 1I090180.png) ...
2
votes
1answer
33 views

Audio extraction from video issue

I've extract audio from a mov file. The output (m4a) has the same length of the video, but it starts first. Starting first, audio has a silent space at the end. I tried many different audio/video ...
-2
votes
1answer
455 views

How to create exact copy of protected DVD? [closed]

First the explanation: I just bought some workout DVDs. My wife and I have a room in our house where we exercise, but my wife also works out with friends she dances with at her studio. I'd like to ...
2
votes
1answer
2k views

Improving frame/image quality on Handbrake?

I created a .cdr file from a DVD and converted it to an .mp4 with Handbrake. My only issue is Handbrake's default settings create a somewhat grainy picture. The file size went from 1.24Gb to ~100Mb so ...
0
votes
1answer
188 views

How to lower the volume of the second audio channel with FFMPEG

It's easy to mute one of the audio channels of a video, but I have to lower the second one with some dB. I have searched in documentation about mapping the channels but I am still confised how to ...
2
votes
3answers
73 views

Converting from 3/4" video to digital.

Our company has approximately 27,000 hours of video stored on 3/4" video tapes. We have begun the process of converting the video digitally with the current setup: Sony U-MATIC VO-5850 & Sony ...
0
votes
1answer
189 views

Calculating loss when converting from MTS to AVI using FFMPEG

I am using the following script to convert my MTS video to an AVI video: for %%a in ("*.mts") do ffmpeg.exe -i "%%a" -vcodec libxvid -s 848x480 -maxrate 4800k -b 4000k -qmin 3 -qmax 5 -bufsize ...
1
vote
1answer
422 views

Saving disk space, but not quality

I'm pretty new at this... I captured my analog 8mm video tapes in .avi, planning to edit them with Premier. But I need to make space in my external hard drive. I have the Adobe Encoder, but I'm ...
1
vote
1answer
228 views

Letterbox when converting 4k to 1080p

Got handed a pile of stock footage downloaded from various sites. And found one clip is 4k ( 4096x2160) I put it into AME to reexport it as DNx115 but when I set it to 1920x1080 23.976 I see ...
1
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2answers
676 views

Ripped DVD Video Playback Stutters, original DVD does not

I have a DVD of home video made from a VHS that I'm trying to rip so I can post it to YouTube. I've ripped a couple of videos using both Mac DVDRipper Pro and Handbrake to compare the output after I ...
3
votes
2answers
316 views

Converting video with different resolutions slightly affects in file size, why?

I'm converting a video with resolution 960x720p using HandBrake on Mac. When I convert two videos with exactly the same settings but with different resolutions, the file size is almost the same. ...
0
votes
1answer
98 views

I only have the .mp4 files from a Sony XDCAM EX shoot, is there a way I can still convert them for use in AfterEffects on Windows?

I no longer have access to the original recordings and the weird excess of files that Sony likes to bundle with the video you actually need. I'm running Windows 8.1 and Adobe After Effects CS6, and ...
2
votes
3answers
1k views

FFmpeg MP4 to FLV too slow

I am converting .mp4 files to .flv using ffmpeg in centos. But the conversion time is extremely too slow! It takes about 1.5 hours to convert 500MB .mp4 file into .flv. I am using a linux vps with 2 ...
0
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1answer
219 views

How to convert a .m4v video/audio file to .mp4 on Windows-7, for free

Does Windows-7 already have something that does this? Or is there a free download that does it?
1
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1answer
6k views

FFMPEG convert video with multiple audio streams?

Ok so I have a video made from dxtory. The video is using dxtory video codec and unknown audio codec. When I pop the file into avimux, I can clearly see two audio tracks/sources. I have successfully ...
1
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1answer
376 views

How to convert HDV to dvd full resolution 640 x 480?

I have some content recorded in hdv, which is anamorphic. I only recently came to understand what that means exactly. Concerning the video size, it is 1440 x 1080, but the pixels are not square; they ...