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authorNaushir Patuck <naush@raspberrypi.com>2023-02-03 09:17:32 +0000
committerKieran Bingham <kieran.bingham@ideasonboard.com>2023-02-09 11:33:52 +0000
commite8dd0fdc8321dce4c15b55b895e9efb5181ddb4c (patch)
tree5b2db9e9d85a19cd6ee6497cccb0b67e82b72cad /src/ipa/raspberrypi/controller
parentf0c0468b3b4c8938fa817c3df8a20c8d4610ced6 (diff)
ipa: raspberrypi: awb: Delay release of the statistics buffer
Release the statistics buffer after running the through the AWB calculations. Only the "counted" statistics are copied out to a local structure, so keeping the statistics buffer allows the algorithm to see the "uncounted" statistics as well. This is currently handled by hard-coding the total number of statistics regions regions based on the structure definition in the bcm2835_isp_stats structure. Signed-off-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: David Plowman <david.plowman@raspberrypi.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Diffstat (limited to 'src/ipa/raspberrypi/controller')
-rw-r--r--src/ipa/raspberrypi/controller/rpi/awb.cpp10
1 files changed, 5 insertions, 5 deletions
diff --git a/src/ipa/raspberrypi/controller/rpi/awb.cpp b/src/ipa/raspberrypi/controller/rpi/awb.cpp
index 4f6af4ba..04d1c878 100644
--- a/src/ipa/raspberrypi/controller/rpi/awb.cpp
+++ b/src/ipa/raspberrypi/controller/rpi/awb.cpp
@@ -428,11 +428,6 @@ void Awb::prepareStats()
generateStats(zones_, statistics_->awb_stats, config_.minPixels,
config_.minG);
/*
- * we're done with these; we may as well relinquish our hold on the
- * pointer.
- */
- statistics_.reset();
- /*
* apply sensitivities, so values appear to come from our "canonical"
* sensor.
*/
@@ -728,6 +723,11 @@ void Awb::doAwb()
<< " with gains r " << asyncResults_.gainR
<< " and b " << asyncResults_.gainB;
}
+ /*
+ * we're done with these; we may as well relinquish our hold on the
+ * pointer.
+ */
+ statistics_.reset();
}
/* Register algorithm with the system. */