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0answers
10 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 ...
0
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0answers
10 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 ...
0
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0answers
6 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
78 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?
2
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0answers
21 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
18 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
140 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 ...
0
votes
1answer
94 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
92 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 ...
1
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2answers
28 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
150 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
1k 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
10 views

ConvertXtoDVD5 saying Project size is too big

Basically, I have a folder containing some video files, the entire folder, according to Windows, is 1.98GB. I am using ConvertXtoDVD5 with the plans of burning these files to a disc, the target size ...
0
votes
0answers
87 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
335 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
41 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
19 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
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1answer
155 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 ...
1
vote
1answer
556 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
69 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
53 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
125 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 ...
0
votes
1answer
112 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
166 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 ...
0
votes
2answers
271 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 ...
2
votes
2answers
190 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
82 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
732 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
votes
1answer
159 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
vote
1answer
3k 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
vote
1answer
284 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 ...
1
vote
1answer
286 views

How can I convert large jpgs (15000 x 10840px) to video?

Whenever I try the command ffmpeg -y -r 1 -i File01.jpg -c:v libx264 -tune stillimage -pix_fmt yuv420p out.mp4 I get the failing result: [swcaler @ 000000000347fe0] deprecated pixel format used, ...
1
vote
1answer
175 views

Can video frame size be increased?

I have two videos that need to fit these specs: "The minimum frame size is 1280w X 720h pixels (either progressive or interlaced is acceptable)." Video A is: 480 × 640 [.mov] & Video B is: ...
1
vote
1answer
7k views

My converted videos look bad… what am I doing wrong?

I am a software developer. I understand the video concepts, but I am no expert. I have a Sony Action Cam AS-15. It records ate 1080/60fps/25Kbitrate. The 60FPS videos just dont; play smooth maxemised ...
0
votes
2answers
118 views

why is a video file with .mts extension so huge?

I just recorded a 2 minute long video clip with my Sony camera. The output is an .MTS file, which is ~450 MB. What is the reason for that? Could you please recommend a (preferably free) app that I ...
5
votes
3answers
382 views

How to digitise old NTSC home videos for highest quality (with PAL player)?

I have some old VHS home videos that I'd like to digitise to preserve them, and I'm looking for the "best" way to do that with my setup. The videos were recorded around 1990, in the USA. I'd say they ...
0
votes
2answers
229 views

Graphics Cards that have SDI outs

I am looking for a medium to high end graphics card that has SDI outputs. I have a home studio with a SDI matrix switch and I want to hook my Gaming Computer into this rig. I am planning on doing some ...
2
votes
4answers
568 views

What is the most lossless way to rip a laserdisc to a Mac?

I want to rip a LD to my Mac as a digital video file. I will create a DVD from this file eventually, but I'm primarily interested in playing it on my laptop. What video output from the Laserdisc ...
1
vote
1answer
114 views

Does RCA or “interface connector” (VGA?) offer better video quality?

I'm trying to archive a laser disc as a digital file. My laser disc player (a Pioneer) has 2 video output options: RCA and a 15-pin port labelled "interface connector". The 15 pins are arranged in 2 ...
1
vote
1answer
117 views

Converting container or transcode movies to iPhone from command line (os x)

Over the years I collected many movies in different container formats (avi, mp4, mkv) and encoded with different codecs too. Now want convert containers (or transcode them if absolutely necessary) to ...
1
vote
1answer
665 views

How to concatenate two mxf files with ffmpeg, preserving both audio channels?

I have mxf files which went over the 2G limit, so were split up in the camera to produce two mxf files. They have two audio streams, one from each mic, like this: Duration: 00:10:01.60, start: ...
0
votes
1answer
51 views

How do I connect my Alesis iO2 Interface with video camera Nikon D3200?

I want to run my condenser microphone through my Alesis iO2 interface directly into my D3200 Nikon video camera, which has a 3.5mm jack input. Can I simply run a 1/4" output from the Alesis with an ...
0
votes
2answers
132 views

Is converting DVD to a format to play on a tablet legal (in the UK)

Simple question, is it legal to take a DVD you already own and convert (rip) it into a format (such as .mp4) so it can be played on a tablet or laptop ? In the past you had to use various nefarious ...
0
votes
1answer
30 views

Can I get smoother playback by converting a video to a non-interpolation codec?

Although I've read the about page, I'm not sure whether this question fits here. If it doesn't, please refer me to a better StackExchange website. I'm using a 5 year old laptop. Sometimes, when I ...
3
votes
2answers
69 views

How to batch process hundreds of videos?

I have hundreds of videos in storage I need to distribute online. I'd like to do the following for each clip: Add a pre-roll video Process the audio (audio leveling, generic hiss/noise reduction ...
0
votes
1answer
40 views

component to vga cable not giving video

I bought these composite to vga cables to go from the YPbPr ports on these dvd players to a "standard" lcd monitor's vga port. Unfortunately, they don't work. The best results I can get are green ...
0
votes
1answer
107 views

Join videos through concatenation

Which video format allows concatenation simply by joining files? cat out1.mp4 ou2.mp4 >out.mp4 These videos are created from images using ffmpeg: ffmpeg -loop 1 -f image2 -i image.png -s ...
1
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0answers
736 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 ...
2
votes
1answer
351 views

Convert VfW-codec based video to “normal” (Windows)

my CCTV software (GeoVision) supplies me with AVI videos with the FourCC "GMP4" codec ("Geovision MP4"). The codec is supplied as a Video for Windows 32-bit driver only, so I had to set up a virtual ...
0
votes
2answers
68 views

Adobe Premiere Pro CS6 Shortening Video

I have a video that is 38 minutes and 13 seconds in length but when I convert the video to the H.264 encoding using the 'YouTube HD 720p 29.97' preset the video is converted - but only the first 2 ...