LCamDev: implement configureSessionModeCReq

We can, theoretically, now change the v4l camera's mode.
2026-06-13 20:56:33 -04:00
parent 25d7b9c013
commit 3e85b920fb
20 changed files with 1926 additions and 11 deletions
@@ -0,0 +1,26 @@
+#ifndef LCAMERA_DEV_PLANAR_YUV_FORMAT_POLICY_H
+#define LCAMERA_DEV_PLANAR_YUV_FORMAT_POLICY_H
+
+#include <libcamera/pixel_format.h>
+#include <optional>
+#include <vector>
+
+namespace lcamera_dev {
+
+bool isFullyPlanarYuv(const libcamera::PixelFormat& pixelFormat);
+
+bool isKnownYuvCaptureFormat(const libcamera::PixelFormat& pixelFormat);
+
+unsigned yuvCapturePlaneCount(const libcamera::PixelFormat& pixelFormat);
+
+std::optional<libcamera::PixelFormat>
+selectYuvCaptureFormat(
+	const std::vector<libcamera::PixelFormat>& candidates,
+	bool fullPlanarIsOptional);
+
+std::string formatCandidateListForDiagnostics(
+	const std::vector<libcamera::PixelFormat>& candidates);
+
+} // namespace lcamera_dev
+
+#endif // LCAMERA_DEV_PLANAR_YUV_FORMAT_POLICY_H