Video Memory Requirements: Difference between revisions
Jump to navigation
Jump to search
| Line 19: | Line 19: | ||
*https://linustechtips.com/main/topic/603314-how-much-space-does-one-4k-picture-take/ | *https://linustechtips.com/main/topic/603314-how-much-space-does-one-4k-picture-take/ | ||
*Basically, 4k is about 4000x2000 pixels, or 8 megapixels. [https://www.cnet.com/news/4k-1080p-2k-uhd-8k-tv-resolutions-explained/]. Far more important than resolution for picture quality is contrast, light, etc. | *Basically, 4k is about 4000x2000 pixels, or 8 megapixels. [https://www.cnet.com/news/4k-1080p-2k-uhd-8k-tv-resolutions-explained/]. Far more important than resolution for picture quality is contrast, light, etc. | ||
=General Considerations= | |||
*Think of 8 Megapixel as 8MB. | |||
*4k appears to be overrated. Cinema is 2k - full HD. [https://www.screendaily.com/features/the-resolution-war-is-cinema-falling-behind-home-entertainment-on-innovation/5124023.article#:~:text=In%20focus%3A%20What%20is%204K,to%202K's%202%2C048%20x%201%2C080] | |||
=Conversion= | =Conversion= | ||
*VLC converts from 4k to full HD - [https://www.youtube.com/watch?v=zIuu8_jZ_r8] | *VLC converts from 4k to full HD - [https://www.youtube.com/watch?v=zIuu8_jZ_r8] | ||
Revision as of 20:45, 29 October 2020
Full HD
- Full HD is 2.1 Megapixel - [1]
- 1 Gig card stores 1000 pictures, or 30 minutes at Full HD 30 fps
- Standard cheapo 32G cards - 16 hours.
- One full day of storage is 43Gig.
- Cheapo USB sticks are $3/32 Gig - [2]
- $10 from China for 256 gig - [3]
Completely Depends on Compression and Bitrate
4k 60 fps:
- https://www.quora.com/How-much-storage-space-does-4k-video-at-60fps-use
- From about 3MB/sec to nearly 1 MB/sec.
One picture at 4k - also depends:
- https://linustechtips.com/main/topic/603314-how-much-space-does-one-4k-picture-take/
- Basically, 4k is about 4000x2000 pixels, or 8 megapixels. [4]. Far more important than resolution for picture quality is contrast, light, etc.
General Considerations
- Think of 8 Megapixel as 8MB.
- 4k appears to be overrated. Cinema is 2k - full HD. [5]
Conversion
- VLC converts from 4k to full HD - [6]