Add lcameraBuff Stage 2 plugin with YUV attach and unit tests.

Introduce params parsing, pixel/format decisions, capture layout, shared YuvStimProducer per camera, and channel stimulus buffers with attach flow. Co-authored-by: Cursor <cursoragent@cursor.com>
2026-06-14 11:03:19 -04:00
parent 809861be2b
commit e7b7a311f7
18 changed files with 1698 additions and 0 deletions
@@ -0,0 +1,44 @@
+#include <yuvCaptureLayout.h>
+#include <gtest/gtest.h>
+
+namespace smo {
+namespace stim_buff {
+namespace lcamera_buff {
+namespace {
+
+TEST(YuvCaptureLayoutTest, PackedYuyvUsesMmapDeinterleavedBacking)
+{
+	lcamera_dev::LcameraDevConfiguredCameraMode mode;
+	mode.pixelFormatName = "YUYV";
+	mode.isFullyPlanar = false;
+	mode.planeCount = 1;
+
+	EXPECT_EQ(
+		classifyYuvCaptureLayoutPath(mode),
+		YuvCaptureLayoutPath::PackedDeinterleave);
+	EXPECT_EQ(
+		getChannelBackingPlanForLayoutPath(
+			YuvCaptureLayoutPath::PackedDeinterleave),
+		YuvChannelBackingPlan::MmapDeinterleaved);
+}
+
+TEST(YuvCaptureLayoutTest, FullPlanarUsesDirectBacking)
+{
+	lcamera_dev::LcameraDevConfiguredCameraMode mode;
+	mode.pixelFormatName = "YU12";
+	mode.isFullyPlanar = true;
+	mode.planeCount = 3;
+
+	EXPECT_EQ(
+		classifyYuvCaptureLayoutPath(mode),
+		YuvCaptureLayoutPath::FullPlanarDirect);
+	EXPECT_EQ(
+		getChannelBackingPlanForLayoutPath(
+			YuvCaptureLayoutPath::FullPlanarDirect),
+		YuvChannelBackingPlan::LCameraDirect);
+}
+
+} // namespace
+} // namespace lcamera_buff
+} // namespace stim_buff
+} // namespace smo