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| author | Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com> | 2021-04-13 07:47:14 +0200 |
|---|---|---|
| committer | Kieran Bingham <kieran.bingham@ideasonboard.com> | 2021-04-22 10:12:40 +0100 |
| commit | 3ebb692f323eaace79ae4932bd119df2de361650 (patch) | |
| tree | 630ce349c758a593f40790b9d8f0971822016a9b /src/android/jpeg/encoder.h | |
| parent | d5168b503a5c3e26ed8f10232b6763b975eb7bd3 (diff) | |
ipa: ipu3: Add a histogram class
This class will be used at least by AGC algorithm when quantiles are
needed for example. It stores a cumulative frequency histogram. Going from
cumulative frequency back to per-bin values is a single subtraction, while
going the other way is a loop.
Signed-off-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Tested-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Diffstat (limited to 'src/android/jpeg/encoder.h')
0 files changed, 0 insertions, 0 deletions