Jump to content
Main menu
Main menu
move to sidebar
hide
Navigation
Main page
Recent changes
Random page
Help about MediaWiki
Special pages
Niidae Wiki
Search
Search
Appearance
Create account
Log in
Personal tools
Create account
Log in
Pages for logged out editors
learn more
Contributions
Talk
Editing
Multi-exposure HDR capture
(section)
Page
Discussion
English
Read
Edit
View history
Tools
Tools
move to sidebar
hide
Actions
Read
Edit
View history
General
What links here
Related changes
Page information
Appearance
move to sidebar
hide
Warning:
You are not logged in. Your IP address will be publicly visible if you make any edits. If you
log in
or
create an account
, your edits will be attributed to your username, along with other benefits.
Anti-spam check. Do
not
fill this in!
=== Videography === {{distinguish|text = the capture of video inside an [[High-dynamic-range video|HDR format]] in order to view them on an [[High-dynamic-range video|HDR display]]}} [[File:Hdr time lapse montage.ogv|thumb|Example of HDR [[Time-lapse photography|time-lapse]] video]] Although not as established as for still photography capture, it is also possible to capture and combine multiple images for each frame of a video in order to increase the dynamic range captured by the camera.<ref>{{Cite web|title=RED.com|url=https://www.red.com/red-101/hdrx-high-dynamic-range-video|access-date=2021-11-05|website=www.red.com}}</ref> This can be done via multiple methods: * Creating a [[Time-lapse photography|time-lapse]] of individually images created via the multi-exposure HDR technique.<ref>{{Cite web|date=2011-02-07|title=Create HDR time-lapse video with a digital camera|url=https://www.macworld.com/article/210116/hdr.html|access-date=2021-11-06|website=Macworld|language=en-US}}</ref> * Taking consecutively two differently exposed images by cutting the frame rate in half.<ref name=":0" /> * Taking simultaneously two differently exposed images by cutting the resolution in half.<ref name=":0" /> * Taking simultaneously two differently exposed images with full resolution and frame rate via a sensor with dual gain architecture. For example: [[Arri Alexa]]'s sensor,<ref name=":1" /> [[Samsung]] sensors with Smart-ISO Pro.<ref>{{Cite web|title=[Video] Painting With Light: How Smart-ISO Pro Captures Lifelike HDR Images|url=https://news.samsung.com/global/video-painting-with-light-how-smart-iso-pro-captures-lifelike-hdr-images|access-date=2021-11-05|website=news.samsung.com|language=en}}</ref> Some cameras designed for use in security applications can automatically provide two or more images for each frame, with changing exposure.{{Citation needed|date=November 2017}} For example, a sensor for 30fps video will give out 60fps with the odd frames at a short exposure time and the even frames at a longer exposure time. In 2020, [[Qualcomm]] announced [[Snapdragon 888]], a mobile [[System on a chip|SoC]] able to do computational multi-exposure HDR video capture in 4K and also to record it in a format compatible with [[High-dynamic-range video|HDR displays]].<ref>{{Cite web|date=2020-12-04|title=Qualcomm explains how the Snapdragon 888 is changing the camera game (Video!)|url=https://www.androidauthority.com/snapdragon-888-camera-qualcomm-interview-1180775/|access-date=2021-06-08|website=Android Authority|language=en-US}}</ref> In 2021, the [[Xiaomi Mi 11 Ultra]] smartphone is able to do computational multi-exposure HDR for video capture.<ref>{{Cite web|last=Rehm|first=Lars|date=2021-04-02|title=Xiaomi Mi 11 Ultra Camera review: Large sensor power|url=https://www.dxomark.com/xiaomi-mi-11-ultra-camera-review-large-sensor-power/|access-date=2021-06-08|website=DXOMARK|language=en-US}}</ref>
Summary:
Please note that all contributions to Niidae Wiki may be edited, altered, or removed by other contributors. If you do not want your writing to be edited mercilessly, then do not submit it here.
You are also promising us that you wrote this yourself, or copied it from a public domain or similar free resource (see
Encyclopedia:Copyrights
for details).
Do not submit copyrighted work without permission!
Cancel
Editing help
(opens in new window)
Search
Search
Editing
Multi-exposure HDR capture
(section)
Add topic