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libcamera: v4l2_videodevice: Add getSelection() function

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The V4L2VideoDevice class implements setSelection() but not
getSelection(). The latter is useful for instance to query crop bounds.
Implement the function.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Umang Jain <umang.jain@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
This commit is contained in:
Laurent Pinchart
2024-09-25 20:56:52 +03:00
parent b2538c80b9
commit 4cb3380f4d
2 changed files with 33 additions and 0 deletions
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include/libcamera/internal/v4l2_videodevice.h
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@@ -208,6 +208,7 @@ public:
int setFormat(V4L2DeviceFormat *format);
Formats formats(uint32_t code = 0);
int getSelection(unsigned int target, Rectangle *rect);
int setSelection(unsigned int target, Rectangle *rect);
int allocateBuffers(unsigned int count,