1
vote
1answer
38 views

How do I fit the Comp length to a layers length in after effects?

lets sayI have a comp in after effects with one layer. The layer appears to be longer than the actual comp. Is there any shortcut to make the comp automatically fit the length of the layer? Thanks in ...
0
votes
1answer
6 views

How does TV video quality remain same on both small and large TVs?

Suppose I have a 32" and a 64" television. Now if I use SD dish connection(like Tata Sky) for both, I will get almost same same video quality on both, right? I was wondering how this is possible. I ...
0
votes
0answers
8 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
0answers
7 views

a7s hdmi stream for OBS

I'm doing a conference shoot where I want to record main stage camera (a7s) to ProRes (via shogun) for later post production. I would, however, also like to use the a7s feed for an OBS live streaming ...
1
vote
1answer
6 views

Run webinar with more than one webcam

I'm trying to create a little home office webinar setup. I'd love to use more than one camera. One to point at my face, and another to point at a drawing, or diagram I'm making. I will likely be ...
0
votes
0answers
5 views

webm vpxenc fails when doing 2 pass and using pipe from ffmpeg

I am using ffmpeg to convert my video so vpxenc can read it then piping it to vpxenc and doing a 2 pass encode. However it is not working as the second pass fails (no error message) The reason I am ...
2
votes
2answers
511 views

Why must a sample rate by at least twice a frequency in order to reproduce that frequency accurately?

I read this: To reproduce a given frequency, the sample rate must be at least twice that frequency. Why is this so?
1
vote
2answers
175 views

Why does AAC have two Sampling rates?

I am working on a project that reads the meta data of video files with MediaInfo and processes the results. While testing my code with some sample files I noticed that the audio track of a .mkv file ...
0
votes
1answer
8 views

Is in-canera noise reduction useful for video?

I've read different opinions online, but they always seem to talk about stills. So, is NR useful for shooting videos? Or does it mess up with the image too much? I'm shooting on a Panasonic Lumix G7, ...
0
votes
0answers
6 views

Davinci resolve 12 custom framerate

I want to work with and export footage with a custom frame rate of 10fps. I can playback in resolve at 10fps but when I come to export (deliver) the footage I only get the option of exporting in ...
0
votes
1answer
7 views

What equipment can I use to record presenter's computer screen?

I need to record a live presentation. I can have a camera to record the slides on projection but usually it comes out washed out. I need a way to have some kind of splitter that goes between the ...
0
votes
1answer
8 views

Sennheiser G3 event audio

So I work a lot filming events making aftermovies. Often my job requires me to get a master out from the mixer or the sound tech and I am at the will of them so to speak with regards to my audio. Rode ...
0
votes
1answer
818 views

How to find clip of video belongs to full video?

I want to check is there any way to compare portion of video(video clip) with full video? for example: if i have a particular video of scene in a movie and full movie video, how to check whether these ...
0
votes
2answers
38 views

Why does Canon 600D/T3i video quality drop dramatically once it's recorded — in comparison to what I see in Live-View w/ Digital Zoom?

I have a low-light situation with a lot of small details and diagonal lines. When I look at the scene with digital zoom in Live View mode I see some grain but I see all the details and can clearly ...
1
vote
2answers
29 views
+50

Adobe Premiere clip duration lag

Sort of a strange issue with Premiere. As you are aware you can change a clips duration by sliding the clip from the end back or fourth. For some reason, in a particular project this takes at least 3 ...
1
vote
1answer
22 views

What is a simple way to transfer HI-8 tapes to my computer?

A long time ago I had a HI-8 camera. Now I would like to create home movies I can share digitally. Does anyone know a simple an hopefully inexpensive way to transfer these tapes to my computer?
0
votes
0answers
7 views

Advice on Virtual Reality Shoot

We are getting prepped to do a virtual reality pilot project. I'm curious if anyone out there has done a VR shoot before and can offer up any advice. We will be using this mount with a combination ...
1
vote
1answer
50 views

Concate two video file with fade effect with ffmpeg in linux

is there anyway to concate two video file with fade effect with ffmpeg in linux? something like this: ffmpeg -f concat -i input.txt -c copy "--with:fade:out-in" output.ogg
1
vote
1answer
21 views

Real time ffmpeg / x264 encoder behavior when input resolution suddenly changes

I want to take a live HD-SDI signal being captured by a capture card and encode it in real time to X.264. What happens when the input resolution suddenly changes? eg, from HD SDI 1080/50i to HD SDI ...
10
votes
6answers
6k views

How do I turn audio into video (that is, show the waveforms in a video)?

I have to create a video. Part of it involves "showing" a radio interview. Rather than just having a black screen and listening to the audio, I'd like to have a varying waveform on the screen and a ...
1
vote
2answers
32 views

Video (or audio, too) format that stores multiple languages in the same file, but only the parts that are different?

DVDs or similar often offer different dubs of the same movie, TV show, etc. on one disk. Storing a whole different video track (and audio track, too) for a movie seems a bit wasteful, given that the ...
0
votes
0answers
13 views

Export image + sound

I want to export a static image(some kilobyte, below 1mb) + a title object + a sound clip (6minutes/10mb). But when I export it the filesize is somewhere between 500 and 1500mb. That doesn't seem ...
0
votes
3answers
43 views

Adding a watermark with programming code on a video so that it gets activated if it does appear on a website instead of the original

Hello I would like to know if is there such a way has to inject programming code into a video, so that for example if the video gets ripped from different websites, that video loses all the video ...
1
vote
2answers
65 views

Switch between 18-?? hdmi PC sources for live production

I'm looking for a device that takes a minimum of 18 HDMI-PC (max 36) sources at 1080p60 for a possible venture I'm going to getting in to. I'm going to be taking these sources and using them for ...
1
vote
4answers
33 views

How to remove honking noise in room for voice over recording

I am making some video tutorials on some programming topics. An outside honking noise is interfering with the recordings. The windows and doors are packed, but even then the problem persists.
0
votes
1answer
16 views

Started to record over AVI file

I have an AVI file. It was an hour or so long file. Then I accidentally started recording over that same file. The old video is still there but all the video players don't see it. Is there any way to ...
-2
votes
0answers
21 views

How to get started with video production? [on hold]

I would like to learn how to create videos (non-animated). How can I get started? Any recommendations on blogs, books, tutorials etc.
2
votes
3answers
148 views

Does anybody get a strobing effect when filming video with the D90?

I often shoot indoors for interviews with my D90, but I often get a sort of strobing with it. Check out the attached picture, to help you see it on a picture, I added red marking, so simply look on ...
2
votes
4answers
59 views

Live streaming to a disk

Not sure if this is the right place to ask this question (pretty technical), but I thought I'd start here. I'm interested in building a website that will have a streaming-video feature. It's not ...
0
votes
1answer
19 views

I want to insert my photo as background in my video which has white background

I just recorded a video of myself talking with background as white screen.Now i want to add my photo in that video, so that the final output should be like myself talking in a video with my photo in ...
1
vote
1answer
21 views

inserting video clip into another video but keep original audio

I need to replace video in a larger mp4 file with a smaller mp4 clip - but leaving the original (larger clip) audio intact. So for example I might want the first 2 seconds of SmallClip.mp4 to replace ...
2
votes
1answer
85 views

Camera setup for quick preview/editing

I'm setting up an educational lab which is going to have a number of cameras positioned around the room. Ideally, there would be one button somewhere which we could press to automatically start all ...
1
vote
0answers
14 views

How can I generate a full waveform from my audio file in After Effects?

There is an effect in After Effects which generates audio waves and spectrums from audio tracks. What I get is the form for a given second. How can I get the full waveform on a single frame ?
0
votes
1answer
23 views

Davinci Resolve 12 (Editing)

So, Im starting a project in Davinci Resolve 12 (DR12) but I am used to using FCPX and they way I can change the Field Dominance for the clips as I use a Canon C100 which records in 25p (50p) AVCHD, ...
3
votes
0answers
113 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 ...
1
vote
2answers
49 views

Final Cut Pro X crashing

I'm trying to open up a library in Final Cut Pro , it used to work fine and now everytime i open it up it crashes the entire application , I have a Mac Pro running Yosemite , i tried multiple ...
0
votes
0answers
13 views

How to multi track export audio from After Effects to Audition

I have a fairly complex AE project with multiple audio files playing at different times. I'd like to make the final audio edit using Audition. What's the best way to get all of my audio tracks from ...
2
votes
2answers
228 views

Can I record directly to a computer with the HC-V250?

I'm considering purchase of the Panasonic HC-V250, but my primary use case is recording directly to a folder on my computer. (I do a lot of post-production editing, so I need all the files on my ...
1
vote
2answers
373 views

Opaque overlay becomes transparent when fading out both video tracks in Sony Vegas

The original problem I had was to put an overlay (static image) on a video track. All guides/tutorials I found does this by putting the image into a separate video track. I would prefer attaching the ...
0
votes
1answer
9 views

Adding screen flash (Hitfilm 3 Express)

I want to use some kind of effect, to make the video flash for a short time, when something happens. (Example for a gaming video, when you get a kill the screen should flash for like a half a second) ...
3
votes
1answer
935 views

Premiere Pro PC timeline only plays for a few frames and then no Audio after installing Miraizon DNxHD / ProRes Codec

Since installing Miraizon DNxHD / ProRes Codec I am not able to play my timeline in real-time. It gives me a few frames and then the video freezes and audio keeps playing. I changed from Performance ...
0
votes
1answer
23 views

Adding many sounds to a video file at specific frames

I have a video of a TAS I've created that unfortunately does not contain sound. I would like to add sound to the video before releasing it, but I obviously don't want to have to go through and place ...
0
votes
1answer
22 views

How to compromise between byte rate, resolution and fps

I want to stream a video on a device full screen (therefore, the dimensions of the display are fixed) What should I focus on to offer the best experience for a given bandwidth? Should I have other ...
0
votes
1answer
14 views

Which measurements can I take using which programs to exploit the already low quality and save as much space as possible?

This is the best my actioncam can create. My goal is to take advantage of this low quality and save as much harddrive space as possible so visible quality remains. Which measurements can I take ...
0
votes
2answers
26 views

How Do I create this liquid like animation?

I just wondered what Plugins are neceassary to create such a liquid looking effect like in this video: https://vimeo.com/136832449 Screenshot:
0
votes
0answers
18 views

How to automatically pull text out of a video

I am currently experimenting with after effects and premiere to see what sort of strange things they might be capable of and was hoping someone had some insight on an Idea I had. In this situation I ...
2
votes
2answers
42 views

Scene change detection

What off the shelf (COTS or OpenSource) have scene change detection? I would really like one that is not a fixed algorithm, but can either use motion vectors, audio, or static analysis depending on ...
2
votes
4answers
2k views

ffmpeg: Normalize audio in an avi file

Ι have an avi file that has different levels of audio. Is there a way to decrease and increase appropriately where needed the audio of my file using ffmpeg?
3
votes
1answer
145 views

FFmpeg pan filter and clipping

I have a file that has one video stream and one audio stream with 8 channels. I want to create a new file that will only contain the first 2 channels of the audio stream (no video). I can do this ...
2
votes
1answer
353 views

ffmpeg filter_complex problem

I'm trying to achieve complex effect with ffmpeg, but I seem to be failing the syntax of -filter_complex somewhere. The goal is to capture part of the screen (with UScreenCapture direct show device) ...

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