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| author | Hans Verkuil <hverkuil@xs4all.nl> | 2010-12-25 07:15:22 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-12-29 08:17:07 -0200 |
| commit | e4ea644d3e59436f12e43df5d17fdf4fcf7c5fa7 (patch) | |
| tree | 78d4f583577b74ea5a3fe8d84b7c86dbe0ab47dd /Documentation/video4linux | |
| parent | 41d9931c5ae014fbab8bf612c70b8e7ff16f4641 (diff) | |
| download | linux-stable-e4ea644d3e59436f12e43df5d17fdf4fcf7c5fa7.tar.gz linux-stable-e4ea644d3e59436f12e43df5d17fdf4fcf7c5fa7.tar.bz2 linux-stable-e4ea644d3e59436f12e43df5d17fdf4fcf7c5fa7.zip | |
[media] documentation: update some files to reflect the V4L1 compat removal
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation/video4linux')
| -rw-r--r-- | Documentation/video4linux/meye.txt | 10 | ||||
| -rw-r--r-- | Documentation/video4linux/videobuf | 7 |
2 files changed, 3 insertions, 14 deletions
diff --git a/Documentation/video4linux/meye.txt b/Documentation/video4linux/meye.txt index bf3af5fe558f..34e2842c70ae 100644 --- a/Documentation/video4linux/meye.txt +++ b/Documentation/video4linux/meye.txt @@ -45,8 +45,6 @@ module argument syntax (<param>=<value> when passing the option to the module or meye.<param>=<value> on the kernel boot line when meye is statically linked into the kernel). Those options are: - forcev4l1: force use of V4L1 API instead of V4L2 - gbuffers: number of capture buffers, default is 2 (32 max) gbufsize: size of each capture buffer, default is 614400 @@ -79,9 +77,8 @@ Usage: Private API: ------------ - The driver supports frame grabbing with the video4linux API - (either v4l1 or v4l2), so all video4linux tools (like xawtv) - should work with this driver. + The driver supports frame grabbing with the video4linux API, + so all video4linux tools (like xawtv) should work with this driver. Besides the video4linux interface, the driver has a private interface for accessing the Motion Eye extended parameters (camera sharpness, @@ -123,7 +120,4 @@ Private API: Bugs / Todo: ------------ - - the driver could be much cleaned up by removing the v4l1 support. - However, this means all v4l1-only applications will stop working. - - 'motioneye' still uses the meye private v4l1 API extensions. diff --git a/Documentation/video4linux/videobuf b/Documentation/video4linux/videobuf index 17a1f9abf260..1d00d7f15b8f 100644 --- a/Documentation/video4linux/videobuf +++ b/Documentation/video4linux/videobuf @@ -247,8 +247,6 @@ calls. The relevant helper functions are: int nonblocking); int videobuf_streamon(struct videobuf_queue *q); int videobuf_streamoff(struct videobuf_queue *q); - int videobuf_cgmbuf(struct videobuf_queue *q, struct video_mbuf *mbuf, - int count); So, for example, a VIDIOC_REQBUFS call turns into a call to the driver's vidioc_reqbufs() callback which, in turn, usually only needs to locate the @@ -258,10 +256,7 @@ boilerplate in a lot of V4L2 drivers. The vidioc_streamon() and vidioc_streamoff() functions will be a bit more complex, of course, since they will also need to deal with starting and -stopping the capture engine. videobuf_cgmbuf(), called from the driver's -vidiocgmbuf() function, only exists if the V4L1 compatibility module has -been selected with CONFIG_VIDEO_V4L1_COMPAT, so its use must be surrounded -with #ifdef directives. +stopping the capture engine. Buffer allocation |