[PATCH v3 16/23] libcamera: software_isp: Call Algorithm::prepare

[Milan Zamazal]

This patch adds Algorithm::prepare call for the defined algorithms.
This is preparation only since there are currently no Algorithm based
algorithms defined.

Signed-off-by: Milan Zamazal <mzamazal at redhat.com>
Reviewed-by: Umang Jain <umang.jain at ideasonboard.com>
---
 include/libcamera/ipa/soft.mojom            | 1 +
 src/ipa/simple/soft_simple.cpp              | 8 ++++++++
 src/libcamera/software_isp/software_isp.cpp | 1 +
 3 files changed, 10 insertions(+)

diff --git a/include/libcamera/ipa/soft.mojom b/include/libcamera/ipa/soft.mojom
index 34b91657..85c61824 100644
--- a/include/libcamera/ipa/soft.mojom
+++ b/include/libcamera/ipa/soft.mojom
@@ -24,6 +24,7 @@ interface IPASoftInterface {
 		=> (int32 ret);
 
 	[async] queueRequest(uint32 frame, libcamera.ControlList sensorControls);
+	prepare(uint32 frame);
 	[async] processStats(uint32 frame, uint32 bufferId, libcamera.ControlList sensorControls);
 };
 
diff --git a/src/ipa/simple/soft_simple.cpp b/src/ipa/simple/soft_simple.cpp
index bd0dea5f..f4a6bdf4 100644
--- a/src/ipa/simple/soft_simple.cpp
+++ b/src/ipa/simple/soft_simple.cpp
@@ -78,6 +78,7 @@ public:
 	void stop() override;
 
 	void queueRequest(const uint32_t frame, const ControlList &controls) override;
+	void prepare(const uint32_t frame) override;
 	void processStats(const uint32_t frame, const uint32_t bufferId,
 			  const ControlList &sensorControls) override;
 
@@ -278,6 +279,13 @@ void IPASoftSimple::queueRequest(const uint32_t frame, const ControlList &contro
 		algo->queueRequest(context_, frame, frameContext, controls);
 }
 
+void IPASoftSimple::prepare(const uint32_t frame)
+{
+	IPAFrameContext &frameContext = context_.frameContexts.get(frame);
+	for (auto const &algo : algorithms())
+		algo->prepare(context_, frame, frameContext, params_);
+}
+
 void IPASoftSimple::processStats(
 	[[maybe_unused]] const uint32_t frame,
 	[[maybe_unused]] const uint32_t bufferId,
diff --git a/src/libcamera/software_isp/software_isp.cpp b/src/libcamera/software_isp/software_isp.cpp
index 0b9c5fdf..7e653e1a 100644
--- a/src/libcamera/software_isp/software_isp.cpp
+++ b/src/libcamera/software_isp/software_isp.cpp
@@ -353,6 +353,7 @@ void SoftwareIsp::stop()
  */
 void SoftwareIsp::process(uint32_t frame, FrameBuffer *input, FrameBuffer *output)
 {
+	ipa_->prepare(frame);
 	debayer_->invokeMethod(&DebayerCpu::process,
 			       ConnectionTypeQueued, frame, input, output, debayerParams_);
 }
-- 
2.44.1