The tag has no wiki summary.

learn more… | top users | synonyms

2
votes
2answers
129 views

Are the properties (bitrate, fps) of my h.264 video OK for the web?

I'm converting a Flash vector animation to an mp4 video for the web. After trying and failing with Swiffy, it's the only way I have of preserving the work "for posterity", once Flash is gone. When ...
0
votes
2answers
30 views

Can I shoot in 16:9 then change it to 4:3?

I'm trying to get the old film look with Canon 600D, so I will be shooting in 640*480 25 fps. But what if I shoot in 16:9 at 24 fps, will I be able to get the same 4:3 after editing? (The reason I'm ...
2
votes
2answers
122 views

Does raising the framerate while not changing the bitrate result in quality loss?

AFAIK, the bitrate is the number of bits per second. So let's say I have two videos, both using the same codec, bitrate settings and resolution. If the first one has a framerate of 25fps, but the ...
1
vote
3answers
24 views

Looking for an accurate Playback FPS from a video

I've made a 1080P video using After Effects, and after it has been rendered the playback is a bit stutter-y. Now I am fairly certain that this stuttering is a result of the computer struggling with ...
0
votes
0answers
15 views

Combine Multiple MKVs and Double Frame Rate

I have a series of videos in mkv format that I need to stitch together into one longer video. The videos are also a little slow; halving the number of frames to save disk space and speed it up would ...
3
votes
2answers
254 views

Recording and playing video with variable frame rate

We are using a streaming camera to record and to play back surveillance video. This camera sends a rtsp stream which will be recorded by our application as a H264 video. In our application, the ...
4
votes
2answers
57 views

Shutter slower than video FPS

I'm trying to shoot low light video on my RX100 m3 and I want to make the best of it. So it would make sense that the ideal setting (in many cases) would be to open the shutter for as long as it can ...
2
votes
1answer
320 views

Avidemux “too short” error

I'm trying to encode clips with x264 in avidemux. Problems come when I set video length to 10 seconds while I resample output to 1 fps (without changing duration): avidemux report "Too short" error ...
2
votes
1answer
97 views

H264 framerate information?

Does raw H264 data (stripped from an RTP stream) contain information about the framerate? Or is the framerate derived either from RTP timestamps for stream reproduction or written the container files ...
1
vote
1answer
73 views

Slowing down video vs higher framerate recording

What is the difference between slowing down the video in software compared to actual shooting at higher framerate? For example, i have a camera that shoots at 60fps and want to slow it down to ...
4
votes
3answers
1k views

Why more than 10 FPS is needed

As we know that out brain can process at most 1/10th of a second then why we go beyond the 10 FPS as our brain should not be able to process more than the 10 FPS of a scene. whats is the logic behind ...
2
votes
3answers
43 views

In video, can previous frames effect results seen in subsequent shots?

While watch a shot on YouTube at .25 normal speed, I noticed two distinct images of the rocket fired at the ship from (25-26s). Is this an effect of the video, the film, or the result of a video ...
0
votes
2answers
36 views

How can I convert frame rates without changing speed?

I have a video with 60fps and I know that if I keep all the frames and play it at 24fps, then I get a slow motion effect. I want to know how to make it play at 24fps while still showing things in real ...
3
votes
2answers
172 views

Handling Frame Rate for Movies with Slow Motion

I know that 24fps is the standard rate for movies. Presumably, if I want to shoot for a movie I should shoot at 24fps, however if I want to add slow motion effects in the movie I know that I need to ...
1
vote
2answers
45 views

What is the max video fps Nikon D5100?

I want to play around with slo-mo videos but don't have proper gear for it. Is there a way to get my D5100 to shoot at a high fps (maybe by reducing the video res)?
2
votes
2answers
49 views

Video from still images - Zooming

I am completing a school project on distributed computing. I have been granted access to a Blue Gene super computer to run an algorithm to create static Mandelbrot set images. I have the algorithm ...
3
votes
2answers
667 views

Low cost DIY high-speed video camera

I always have been intrigued by high speed/fps video. And I have looked online how much it would cost to buy one myself. However they are often very expensive, I do not know what the average price ...
1
vote
1answer
68 views

Does anybody have suggestion to recreate this light trail effect?

Maybe you know this wonderful video: ...
1
vote
1answer
95 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 ...
0
votes
1answer
53 views

AE: Frame rate and animating solids

For an After Effects project that animates mostly solids and Illustrator objects, what frame rate should one use to achieve smooth visual effects? I'm currently working with 23.9 fps but it renders a ...
1
vote
2answers
184 views

47.952 instead of 48 fps?

I work with some clips, all taken from the same camera, which have the exact following characteristics (apart from the duration of course): Video: 00:03:21.806, 47.952 fps progressive, 1920x1440x12, ...
1
vote
1answer
129 views

Convert vfr mov file to cfr mov file

Adobe Premiere has problems with variable frame rate. If I import a MOV file from an iPhone for example than audio and video is not synchron. I found out that the problem is the variable frame rate. ...
2
votes
3answers
292 views

Minimal working frame rate for H264 codec

When making a video from single image files whereas each image file should be visible for about one second, it does make sense to encode a video with an extremely low frame rate such as 1 frame per ...
3
votes
2answers
803 views

Do I need to convert 60fps to 30fps so it will be reproducible?

I just bought a GoPro Hero 3 Black Edition. I have been testing out two modes: 1080p at 30fps and 720p at 60fps. I have noticed that when reproducing the videos with 720p at 60fps they are not ...
1
vote
2answers
118 views

Is low-framerate video recording possible on the D7100 without miniature effect?

The D7100, D5200 and D5100 have a "miniature effect". Videos recorded in this mode play back at high speed: "Miniature effect movies play back at high speed, compressing 30 to 45 minutes of ...
3
votes
3answers
169 views

Shutter speed when recording with DSLR

I know that the shutter speed should be approximatively as twice as much the fps. However, I know people who tune the shutter speed to any value they need it to achieve the correct exposure. They say ...
2
votes
1answer
70 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 ...
1
vote
1answer
81 views

Traditional animation techniques and 30fps software animation?

I'm putting together a very basic software to animate a few pixels frame-by-frame. I've skimmed through Richard William's Animator's Survival Kit in the past and noticed most traditional animation ...
3
votes
1answer
1k views

How to convert variable frame rate videos?

I have some old 3GP (mp4v codec)videos from my HTC desire S and when I try to drop them into Vegas they won't open so I decided to convert them to a format that would open. However when I convert to a ...
3
votes
1answer
92 views

Footage feels “faster” when exporting from After Effects

I'm editing a project with premiere, and using After Effects to edit some of the footage (color corrections, some masking etc'). All raw footage was captured with a Canon 550D, 1280*720 at 50fps. My ...
3
votes
1answer
1k views

720p 60fps playing in slow motion need real time speed?

I just got a kodak playsport zx5 and shot some video of a volleyball game at 720p 60fps. I figured since the ball was moving so fast i'd need the 60fps to capture the games clearly. I just downloaded ...