[PATCH v1 2/8] v4l: Add subdev sensor g_skip_frames operation
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: 2011-01-27 12:31:23
Subsystem:
media input infrastructure (v4l/dvb), the rest · Maintainers:
Mauro Carvalho Chehab, Linus Torvalds
Some buggy sensors generate corrupt frames when the stream is started. This new operation return the number of corrupt frames to skip when starting the stream. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> --- include/media/v4l2-subdev.h | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
index a02663e..181de59 100644
--- a/include/media/v4l2-subdev.h
+++ b/include/media/v4l2-subdev.h@@ -352,9 +352,13 @@ struct v4l2_subdev_vbi_ops { * This is needed for some sensors, which always corrupt * several top lines of the output image, or which send their * metadata in them. + * @g_skip_frames: number of frames to skip at stream start. This is needed for + * buggy sensors that generate faulty frames when they are + * turned on. */ struct v4l2_subdev_sensor_ops { int (*g_skip_top_lines)(struct v4l2_subdev *sd, u32 *lines); + int (*g_skip_frames)(struct v4l2_subdev *sd, u32 *frames); }; /*
--
1.7.3.4