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1answer
23 views

Bit rate reduction when converting 60fps footage into 30fps?

I'm shooting at 60fps, the result is video playing back normal speed but displaying 60fps. I then have stretched the clip so that i get 30fps playback speed with a slow motion clip twice as long as ...
0
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0answers
21 views

Convert to a different frame rate smoothly (without jerky playback)? [on hold]

Code: ffmpeg -i test.mp4 -i hello.mp4 -filter_complex "[1:v]setpts=PTS/1.24[v],[v]scale=iw/1.5:-1[ovrl]; [0][ovrl]overlay=(main_w-overlay_w-0.1): (main_h-overlay_h-0.1):shortest=1[v],[1:a]amerge,...
0
votes
1answer
27 views

Batch encode to X265 on the Mac

I need to encode thousands of MP4 H264 (mostly) files in a folder hierarchy to H265. Unfortunately Handbrake that I'd normally use have dismal support for batch processing of hierarchies. The ...
0
votes
1answer
39 views

MKV to WMV conversion and the size difference

I'm working with video editing for years but suddenly I've stumbled upon an issue that I can't seem to figure out. I have many video files in .mkv, and I need to edit them in Sony Vegas - hence, I ...
0
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0answers
35 views

Final Cut Pro X Sharing to DVD 66% error? Slideshow compression?

I created a Slideshow in Final Cut Pro X. I need to burn a DVD, I need to upload to YOUTUBE and I need to put on a jump drive. I can export to Master File, however when I try to burn to DVD it only ...
1
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1answer
26 views

How can I squeeze video of certain length into smaller length

For example how to turn 1:03 video into 1:00 without cutting anything. Can I do it on any mobile video editor?
0
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0answers
22 views

Video in h264 format and need to convert to something “playable”

A co-worker gave me footage of a car accident that will exonerate his daughter in h264 format. He needs to convert this into DVD format or anything else that can be played. I own Final Cut Pro, and ...
0
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1answer
52 views

How to double video frames without any duplicate frames

My video details : DV-PAL 720x576i , 25FPS , duration=20s , frames=500 I need to increase (double) the video frames without any duplicate frame. I used the following commands to increase (double) ...
0
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1answer
58 views

Big difference in the video file size after the conversion (.mov to .mp4)

After converting from .mov into .mp4, a video file is greatly reduced in size (.mov - 75,2mb .mp4 - 11,9mb) - does this mean that the converted video degraded (loss of color information, or the ...
0
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1answer
54 views

Reducing the frame rate : the smooth video Issue

This is my smooth video. Video details: Frame rate=60 FPS Video codec: h264 Not have any audio stream I want to convert it to a PAL video, But I can't get smooth video. How to convert a high ...
0
votes
1answer
32 views

Converting a Video from 1600*1200 to 1920*1080

How can I convert a video from 1600*1200 to 1920*1080 ? I know that the aspect will be not correct, but I just like to do. With Handbrake I can't do it, because it will not allow me to go beyond the ...
0
votes
1answer
19 views

Converting a Video from 1600 * 1200 to 1200 * 900

I have a video in the format of 1600 * 1200. I want to convert this video into 1200 * 900. I have done this with handbrake, but the first 10 seconds of the video is black and scrambled. Is there a ...
4
votes
1answer
87 views

Video metadata: What is “Video delay” used for?

Recently, I'm forced to fiddle with a nasty little problem with videos that have some special metadata attributes, namely "delay" or "delay_relative_to_video". There's a software videoconferencing ...
1
vote
1answer
54 views

avconv: What are the mpegvideo private options?

I'm using avconv on LinuxMint 17.3 to convert video. The avconv man page states for multiple options, that they are "Deprecated, use mpegvideo private options instead" Can someone tell me what these ...
0
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0answers
20 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 ...
1
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2answers
30 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
votes
1answer
21 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
vote
1answer
81 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. ...
0
votes
1answer
54 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 ...
1
vote
1answer
56 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
vote
0answers
24 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
votes
2answers
40 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 ...
0
votes
1answer
90 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 ...
1
vote
1answer
116 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 ...
0
votes
0answers
35 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
votes
1answer
220 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 ...
1
vote
1answer
44 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
552 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 ...
6
votes
1answer
406 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
votes
1answer
2k 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 ...
0
votes
0answers
110 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
votes
1answer
157 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 ...
0
votes
0answers
479 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
votes
1answer
106 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 ...
0
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0answers
35 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
401 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
29 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
vote
1answer
2k 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
votes
1answer
278 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 ...
4
votes
1answer
1k 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
308 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 (...
1
vote
3answers
384 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
37 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
676 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. ...
4
votes
1answer
6k 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
votes
0answers
160 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
2k 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
176 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
525 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 ...