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authorNaushir Patuck <naush@raspberrypi.com>2022-03-25 09:09:00 +0000
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2022-03-28 02:17:22 +0300
commit988ec3f417886cc8202ccc7932ac2f95e89db061 (patch)
treebe3d8b86fb67ff4436ffab64991b348006391817 /include
parentec173ef5d31b98890bacf3e9f3d912c8a8748ec7 (diff)
libcamera: v4l2_videodevice: Better tracking of the device state
Replace the existing streaming_ state variable with an enum to track the following three state: Streaming, Stopping, and Stopped. The alternate states will be used in a subsequent commit. Signed-off-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'include')
-rw-r--r--include/libcamera/internal/v4l2_videodevice.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/libcamera/internal/v4l2_videodevice.h b/include/libcamera/internal/v4l2_videodevice.h
index 2d2ccc47..d7a81e08 100644
--- a/include/libcamera/internal/v4l2_videodevice.h
+++ b/include/libcamera/internal/v4l2_videodevice.h
@@ -225,6 +225,12 @@ protected:
private:
LIBCAMERA_DISABLE_COPY(V4L2VideoDevice)
+ enum class State {
+ Streaming,
+ Stopping,
+ Stopped,
+ };
+
int getFormatMeta(V4L2DeviceFormat *format);
int trySetFormatMeta(V4L2DeviceFormat *format, bool set);
@@ -258,7 +264,7 @@ private:
EventNotifier *fdBufferNotifier_;
- bool streaming_;
+ State state_;
};
class V4L2M2MDevice