From 2150158b31a3290cc883cf6dea4f5d6803b6b811 Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Wed, 28 Sep 2011 11:34:06 -0300 Subject: [media] V4L: add two new ioctl()s for multi-size videobuffer management A possibility to preallocate and initialise buffers of different sizes in V4L2 is required for an efficient implementation of a snapshot mode. This patch adds two new ioctl()s: VIDIOC_CREATE_BUFS and VIDIOC_PREPARE_BUF and defines respective data structures. Signed-off-by: Guennadi Liakhovetski Signed-off-by: Mauro Carvalho Chehab --- include/media/v4l2-ioctl.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include/media') diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h index dd9f1e7b8ff..4d1c74ad4c8 100644 --- a/include/media/v4l2-ioctl.h +++ b/include/media/v4l2-ioctl.h @@ -122,6 +122,8 @@ struct v4l2_ioctl_ops { int (*vidioc_qbuf) (struct file *file, void *fh, struct v4l2_buffer *b); int (*vidioc_dqbuf) (struct file *file, void *fh, struct v4l2_buffer *b); + int (*vidioc_create_bufs)(struct file *file, void *fh, struct v4l2_create_buffers *b); + int (*vidioc_prepare_buf)(struct file *file, void *fh, struct v4l2_buffer *b); int (*vidioc_overlay) (struct file *file, void *fh, unsigned int i); int (*vidioc_g_fbuf) (struct file *file, void *fh, -- cgit v1.2.3