[v3,16/39] libcamera: software_isp: Move configure to worker thread
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Message ID 20251015012251.17508-17-bryan.odonoghue@linaro.org
State New
Headers show
Series
  • Add GLES 2.0 GPUISP to libcamera
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Commit Message

Bryan O'Donoghue Oct. 15, 2025, 1:22 a.m. UTC 
EGL requires both configure() and process() to operate on the same
thread. As preparation for that, move current CPU configure into the
WorkerThread with a ConnectionTypeBlocking invocation of
&DebayerCpu::configure.

Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
---
 src/libcamera/software_isp/software_isp.cpp | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

Patch
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diff --git a/src/libcamera/software_isp/software_isp.cpp b/src/libcamera/software_isp/software_isp.cpp
index 500858ab..df72b1c3 100644
--- a/src/libcamera/software_isp/software_isp.cpp
+++ b/src/libcamera/software_isp/software_isp.cpp
@@ -266,7 +266,15 @@  int SoftwareIsp::configure(const StreamConfiguration &inputCfg,
 
 	ispWorkerThread_.start();
 
-	return debayer_->configure(inputCfg, outputCfgs, ccmEnabled_);
+	ret = debayer_->invokeMethod(&Debayer::configure,
+				     ConnectionTypeBlocking, inputCfg,
+				     outputCfgs, ccmEnabled_);
+	if (ret) {
+		ispWorkerThread_.exit();
+		ispWorkerThread_.wait();
+	}
+
+	return ret;
 }
 
 /**
@@ -389,7 +397,7 @@  void SoftwareIsp::stop()
 void SoftwareIsp::process(uint32_t frame, FrameBuffer *input, FrameBuffer *output)
 {
 	ipa_->computeParams(frame);
-	debayer_->invokeMethod(&DebayerCpu::process,
+	debayer_->invokeMethod(&Debayer::process,
 			       ConnectionTypeQueued, frame, input, output, debayerParams_);
 }