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6
votes
6answers
1k views

Screen refresh rate above 100 Hz noticeable?

Is a refresh rate higher than 100 Hz still noticeable for the human eye? Tv manufacturers are still taking these refresh rates to new heights, but is there really a noticeable difference between a ...
5
votes
1answer
212 views

What equipment do I need to be able to produce 'HD quality' videos?

For starters, please forgive me if this question is very amateurish - if they sound that way, that's because I am an amateur. I would like to start shooting some webisodes in my garage and want to ...
5
votes
2answers
226 views

Do video formats support colour profiles?

Recently, I was reading a wiki, dedicated to one popular cartoon show and stumbled upon an interesting problem: From left to right: frames from the US iTunes, Australian iTunes and US iTunes version ...
5
votes
3answers
5k views

Looking for an 80's VHS effect!

I'm looking for a way to turn an HD video clip into 80's style VHS low-quality. Here is an example of the look I'm desperately looking for: ...
5
votes
1answer
376 views

What codecs/formats are appropriate for full motion video recording for youtube?

I'm recording video game footage via lossless methods, after which I need to compress them and upload them to youtube. I'm not sure which format and/or codecs are best for this. I've been ...
5
votes
2answers
223 views

What video codecs can provide “adaptive quality”?

Background: I am trying to compress lossless bluray tracks to a more storage friendly size without a huge loss in quality. What I've been doing thus far: Exploring compression options with ffmpeg. ...
4
votes
3answers
1k views

Can Sony Vegas Pro be used or compared to the output produced by Final Cut Pro for professional use?

I am a PC user and use Sony Vegas Pro. I really like it for editing purposes. I do not like Adobe Premier or Avid which work on Windows and believe that the top 3 tools are AVID, Sony Vegas, and ...
4
votes
1answer
76 views

Is it possible that the actual video resolution of the t2i/550d is not 1920x1080

I don't know if i'm doing something wrong or this is the way my camera (550d/t2i) works. It seems to me that the video is softer than it should be. To test this I made a picture and video using the ...
4
votes
1answer
1k views

Why is my video alternating between blurry and sharp?

I notice this on a regular basis while watching videos I've downloaded. The image will alternate pretty quickly between blurry and sharp and sometimes the effect is quite drastic. Below is an example ...
4
votes
2answers
71 views

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

I have some old VHS home videos that I'd like to digitalize 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 ...
4
votes
1answer
329 views

QoS for video streaming

What are the most used metrics to evaluate the QoS of a video streaming session? I am looking for tutorials, papers, lecture notes, ppt, anything of that kind, or your own answer.
3
votes
2answers
309 views

DSLR RAW video: 1080p or 720p?

This question has probably been asked before, but could not find it. With the possibility of recording RAW video on a DSLR, file size matters because CF cards are limited. File size can be reduced by ...
3
votes
1answer
29 views

Is it better to scale video or images when doing time-lapse?

Without caring for speed of processing, extra disk space needed, and other such factors, which of the following two is better (i.e. produces higher quality/better compressed video). Scale each ...
3
votes
2answers
116 views

After Effects quality drops

I am trying to make a animation. There is a 3D animation which is sharp, I need to put some layers over it with descriptions about some parts that are shown. The original video is extremly sharp, but ...
2
votes
3answers
196 views

How can 1080p films be so disproportionally lightweight?

I calculated that for a film of 2 hours with 30 fps, over a 1920*1080 (16:9) display with 32 bps (True Colour) had to weight : 2×3600×30×1920×1080×4 Bytes which is 1,7915904×10¹² so 1,8 TB... Is ...
2
votes
2answers
86 views

How can I make a video such that the quality degrades if someone tries to record it using screen recording software?

How can I make a video such that the quality degrades if someone tries to record it using cam-studio or similar software? We create music videos which are often subjected to piracy. Although the CDs ...
2
votes
2answers
103 views

1080p60 recording has very strong compression artifacts, default Neat Video not reducing them much

In attempting to record in the highest quality on a JVC GC-PX100 camcorder, I've been recording 1080p video. Unfortunately, viewing the video upon edit shows very strong compression artifacts, which ...
2
votes
1answer
46 views

Bluray I/O speed

I don't know if this is the correct place to ask this type of question, but here is it. I wanted to find a ball park size of each blu-ray frame size in bytes. This is my calculation which cannot be ...
2
votes
1answer
35 views

White Balance/ Filters

I have a silly question: Do I have to the WB before or after choosing a Color filter? If I do it after, then the camera will "see" white and the filter wouldn't make sense. If I do it before, why just ...
2
votes
1answer
35 views

How to Record a Dark scene without any Noise?

I am using Nikon D3200, I am trying to shoot a dark scene. The scene is so dark and there is minimal amount of light. I am shooting in manual mode and these are my settings. ISO 200, f/5.2, Shutter ...
2
votes
1answer
69 views

fps resampling dilema

I want to mix some vacation clips into a single video. The sources I have are: 48 fps 25 fps I don't care whether the end result will be at 24 or 25 fps but I do want to maintain the best viewing ...
2
votes
1answer
27 views

Loss of quality in after effects 3D layer

I have a 2D image layer that looks great as a 2D layer. Both .png and .eps files are (near) pixel perfect. However when I convert the layer to 3D, there is a massive loss in quality. Is there a ...
2
votes
1answer
222 views

Export high bitrate video in lightworks

My goal is to get a high bitrate video to a friend of mine, so he can then use the video and edit it for another use. I am to the point where i need to export the video. What export option is going ...
2
votes
2answers
121 views

What can cause poor quality video in Canon point&shoot camera?

I recorded some videos from my superzoom compact camera Canon Powershot SX150 IS. When I run these videos on camera itself, they run fine. But when I move them on PC and run it, I can see it being ...
2
votes
1answer
33 views

Are mp4 bit rates the same as Flash bytes per frame?

I'm converting Flash movies to Mp4 (and webm) and having to learn lots about web video. The process starts with MOVs exported from Flash. For example, I have a MOV of 640px x 290px, 1m 58s, 2843 ...
2
votes
1answer
47 views

How does YouTube convert between different videos resolutions?

What algorithm does YouTube follow to convert between different formats? Does YouTube store different videos (for different formats) on disk or store only 1 and convert from this to appropriate format ...
2
votes
1answer
72 views

Blocky video artifact problem on Canon 600D

When shooting video with my Canon 600D I get artefacts like the following in the pictures: (not throughout the whole video but only for a second and then its gone again, but comes back after a few ...
2
votes
2answers
608 views

How to fix choppy/lagging video from Canon t3i?

I recently started using a Canon t3i to record video. When I upload the files to my computer (PC), however, the video is very choppy-- it lags even more dramatically when I try importing it into my ...
2
votes
1answer
57 views

Using 1080i on a 720P monitor will produce better image/video quality?

I have a LCD monitor which only has resolution of 1366 x 768, and it can support 1080i So, Should I output 1080i video to this monitor, or should I just use 720p? Which one is better? I have ...
2
votes
1answer
111 views

How do I prevent Quality loss in the beginning of a video?

My company transcodes videos sent in by users (recorder by our own screenrecording software) I use FFMpeg to do the work using this command: /ffmpeg/ffmpeg -i in.mov -vcodec libx264 -fpre ...
2
votes
1answer
54 views

Camcorder pass-through or stand alone capture box for VHS source

What would yield better quality: camcorder pass-through or buying a more recent dedicated capture box? I have a Canon Elura 65 that I've used in the past to capture video from VHS sources. It ...
2
votes
1answer
56 views

Reduce quality percentage wise

I have several movie files in a mkv container. ffmpeg -i filename gives me the following output: Stream #0.0(eng): Video: h264 (High), yuv420p, 1280x720, PAR 1:1 DAR 16:9, 23.98 fps, 23.98 tbr, 1k ...
2
votes
1answer
929 views

Reduce File Size of Dxtory Video Without Causing Lag

I'm making videos while playing on my computer. Everything is working well, however 15 minutes of video consumes 50GB, which is too much space. I use Dxtory with Lagarith Lossless Codec. If I use the ...
2
votes
1answer
114 views

Which low budget video camera would be appropriate for making travel/advenutre short films?

I run a small travel company in a remote Himalayan region. We are very much interested to shoot some interesting films of your trips and adventures. As our budget is low (somewhere around $200 to ...
2
votes
1answer
7k views

Are there any downloadable samples of 48 fps video?

I would like to compare 24fps to 48fps video, but haven't been able to find any video samples. Does anyone know of such samples? Being able to compare the same video at several framerates would be ...
1
vote
4answers
449 views

Does HD necessarily mean clear, high quality images?

I recently purchase an AXIS network camera that will be used at a scrap metal yard to photograph truck license plates. While the camera is probably sufficient for my purposes I was a bit confused ...
1
vote
4answers
490 views

How can I make professional video using an iPad?

I am willing to make an educational guidance video. And since I want to make it using an iPad, what things should I keep in mind? And which specific camera app will be better over the inbuilt camera ...
1
vote
2answers
41 views

TV resolution/compatibility

My TV is a Sanyo HDTV, 1080p. I heard that if shoot at 720p the quality of the video is the same. Can anyone explain if there is a difference between the two resolutions, and in which case I use one ...
1
vote
2answers
67 views

Color temperature

If there is more than one light source, they should be the same temperature, right? If this isn't always the case, when should they be different?
1
vote
3answers
55 views

HQ screen video capture

I'm trying to create a video out of what's shown on the computer's screen. Unfortunately, I can't seem to get it in high quality, and since there are small fonts on the screen - the HQ is important. ...
1
vote
1answer
51 views

Why does compressor output 960x540 when frame size is specified “up to 1280x720”?

Is there any way to produce output video at 1280x720 resolution using the "Apple Devices HD (Most Compatible)" setting in Compressor? When I specify a frame size of "up to 1280x720", the output ...
1
vote
1answer
15 views

Rendering without quality loss in Kdenlive

I've used SimpleScreenRecorder for screencasting. The settings are shown below. This file is of very good quality. I've then added this clip to the Kdenlive project with the same settings as the ...
1
vote
1answer
811 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 ...
1
vote
3answers
46 views

optimizing / compressing video for web with Quicktime

I have a ~70mb (3 minutes long) m4v video that I need to get to a much more reasonable file size for playing on a site that will primarily be accessed via iPad. I don't know if it matters, but the ...
1
vote
1answer
3k views

Windows Live Movie Maker Output Video Quality Low

I'm using Windows Live Movie Maker on Windows 7. I made a screen capture video with a third party app which produces .avi files. Its quality is perfect. Its properties: Resolution: 1280 * 720 ...
1
vote
1answer
63 views

Why HD broadcast camcorder still pictures quality (still frame from video) beat out DSLR?

I've taken pictures with a HD broadcast camcorder and a DSLR at the same event. When I get the still pics from camcorder footage, the image appears to be more professional/outstanding feeling than the ...
1
vote
1answer
42 views

Mix Voice to Video without losing video quality

I have recorded video from Canon HFR 36 camera and recorded voice separately to computer using a clip on mic. (The video camera does not have mic input) Now I want a simple software to remove original ...
1
vote
3answers
61 views

Why does audio have standard bit rates whereas video does not

I got into live streaming recently and while I was reading up on encoding settings I noticed that even though there are rules of thumb, there doesn't seem to be a standard set of bit rates we could ...
1
vote
1answer
85 views

How to Setup Resolution and Frame Rate Between Two Cameras for Premiere Editting and YouTube

I have a Canon Vixia HF G10 and a Canon 70D. I need to do an interview requiring two camera angles. I need to figure out what the best way to ensure both cameras record video at the highest frame ...
1
vote
1answer
103 views

Help with the epiphan vga2usb frame grabber

I have been using the lowest level model of the Epiphan VGA2USB Frame Grabber to capture a video stream over vga. It is an okay piece of hardware. It is just very expensive for what it is and there ...