On Wed October 10 2012 16:46:37 Tomasz Stanislawski wrote:
This patch adds extension to V4L2 api. It allow to export a mmap buffer as file descriptor. New ioctl VIDIOC_EXPBUF is added. It takes a buffer offset used by mmap and return a file descriptor on success.
Signed-off-by: Tomasz Stanislawski t.stanislaws@samsung.com Signed-off-by: Kyungmin Park kyungmin.park@samsung.com
drivers/media/v4l2-core/v4l2-compat-ioctl32.c | 1 + drivers/media/v4l2-core/v4l2-dev.c | 1 + drivers/media/v4l2-core/v4l2-ioctl.c | 10 +++++++++ include/linux/videodev2.h | 28 +++++++++++++++++++++++++ include/media/v4l2-ioctl.h | 2 ++ 5 files changed, 42 insertions(+)
Acked-by: Hans Verkuil hans.verkuil@cisco.com