PawletOS/external_libcamera
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ipa: simple: awb: Fix ColourGains reported

Browse Source 
The AWB gains reported in the metadata are currently scaled against the
maximum gain, but in fact the gain itself is already stored as a
floating point gain value.

Remove the incorrect scaling and report the gains directly.

Fixes: a0b97475b1 ("ipa: simple: Report the ColourGains in metadata")
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Milan Zamazal <mzamazal@redhat.com>
Reviewed-by: Barnabás Pőcze <barnabas.pocze@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
This commit is contained in:
Kieran Bingham
2025-12-15 20:06:14 +00:00
parent f0499ecfc2
commit e4a4eb0a94
1 changed files with 2 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
src/ipa/simple/algorithms/awb.cpp
View File

@@ -55,10 +55,9 @@ void Awb::process(IPAContext &context,
const SwIspStats::Histogram &histogram = stats->yHistogram;
const uint8_t blackLevel = context.activeState.blc.level;
const float maxGain = 1024.0;
const float mdGains[] = {
static_cast<float>(frameContext.gains.red / maxGain),
static_cast<float>(frameContext.gains.blue / maxGain)
static_cast<float>(frameContext.gains.red),
static_cast<float>(frameContext.gains.blue)
};
metadata.set(controls::ColourGains, mdGains);