Hi Sakari, On Sat, Jun 17, 2017 at 12:14 AM, Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx> wrote: > The V4L2_BUF_TYPE_META_OUTPUT buffer type complements the metadata buffer > types support for OUTPUT buffers, capture being already supported. This is > intended for similar cases than V4L2_BUF_TYPE_META_CAPTURE but for output > buffers, e.g. device parameters that may be complex and highly > hierarchical data structure. Statistics are a current use case for > metadata capture buffers. > > There's a warning related to references from make htmldocs; I'll fix that > in v2 / non-RFC version. > > Sakari Ailus (2): > v4l: Add support for V4L2_BUF_TYPE_META_OUTPUT > docs-rst: v4l: Document V4L2_BUF_TYPE_META_OUTPUT interface > > Documentation/media/uapi/v4l/buffer.rst | 3 +++ > Documentation/media/uapi/v4l/dev-meta.rst | 32 ++++++++++++++---------- > Documentation/media/uapi/v4l/vidioc-querycap.rst | 3 +++ > drivers/media/v4l2-core/v4l2-compat-ioctl32.c | 2 ++ > drivers/media/v4l2-core/v4l2-ioctl.c | 25 ++++++++++++++++++ > drivers/media/v4l2-core/videobuf2-v4l2.c | 1 + > include/media/v4l2-ioctl.h | 17 +++++++++++++ > include/uapi/linux/videodev2.h | 2 ++ > 8 files changed, 72 insertions(+), 13 deletions(-) Is there by any chance an update on this series? Best regards, Tomasz