[v2,15/37] libcamera: software_isp: debayer: Extend DebayerParams struct to hold a copy of per-frame CCM values
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Message ID 20250824-b4-v0-5-2-gpuisp-v2-a-v2-15-96f4576c814e@linaro.org
State New
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Series
  • Add GLES 2.0 GPUISP to libcamera
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Commit Message

Bryan O'Donoghue Aug. 24, 2025, 12:48 a.m. UTC 
Add an element to the DebayerParams structure to capture the calculated
CCM. This allows us to pass the CCM into the eGL Debayer shader later on.

Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
---
 include/libcamera/internal/software_isp/debayer_params.h | 7 +++++++
 1 file changed, 7 insertions(+)

Patch
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diff --git a/include/libcamera/internal/software_isp/debayer_params.h b/include/libcamera/internal/software_isp/debayer_params.h
index 217cd5d92ab9e146a4e196d04e94f0cedcb58dec..56803195eb5faba287e95fbd92648373239185ff 100644
--- a/include/libcamera/internal/software_isp/debayer_params.h
+++ b/include/libcamera/internal/software_isp/debayer_params.h
@@ -13,6 +13,8 @@ 
 #include <array>
 #include <stdint.h>
 
+#include "libcamera/internal/matrix.h"
+
 namespace libcamera {
 
 struct DebayerParams {
@@ -49,6 +51,11 @@  struct DebayerParams {
 	CcmLookupTable greenCcm;
 	CcmLookupTable blueCcm;
 	LookupTable gammaLut;
+
+	/*
+	 * Per frame CCM values as calcualted by the IPA
+	 */
+	Matrix<float, 3, 3> ccm;
 };
 
 } /* namespace libcamera */