[src/trunk]: src/sys/sys Add definitions required for VIDIOC_ENUM_FRAMESIZES and

[jmcneill <jmcneill%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/215350184d1e
branches:  trunk
changeset: 356551:215350184d1e
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Mon Oct 02 13:47:58 2017 +0000

description:
Add definitions required for VIDIOC_ENUM_FRAMESIZES and
VIDIOC_ENUM_FRAMEINTERVALS ioctl commands, required to build Firefox's
webrtc support.

>From Robert Swindells in PR# kern/52588

diffstat:

 sys/sys/videoio.h |  54 +++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 53 insertions(+), 1 deletions(-)

diffs (82 lines):

diff -r 094388bf0495 -r 215350184d1e sys/sys/videoio.h
--- a/sys/sys/videoio.h Mon Oct 02 13:01:11 2017 +0000
+++ b/sys/sys/videoio.h Mon Oct 02 13:47:58 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: videoio.h,v 1.9 2015/09/06 06:01:02 dholland Exp $ */
+/* $NetBSD: videoio.h,v 1.10 2017/10/02 13:47:58 jmcneill Exp $ */
 
 /*-
  * Copyright (c) 2005, 2008 Jared D. McNeill <jmcneill%invisible.ca@localhost>
@@ -117,6 +117,12 @@
        V4L2_CTRL_TYPE_BUTTON
 };
 
+enum v4l2_frmsizetypes {
+       V4L2_FRMSIZE_TYPE_DISCRETE = 1,
+       V4L2_FRMSIZE_TYPE_CONTINUOUS,
+       V4L2_FRMSIZE_TYPE_STEPWISE
+};
+
 struct v4l2_timecode {
        uint32_t        type;
        uint32_t        flags;
@@ -431,6 +437,50 @@
        uint32_t        reserved[2];
 };
 
+struct v4l2_frmsize_discrete {
+       uint32_t        width;
+       uint32_t        height;
+};
+
+struct v4l2_frmsize_stepwise {
+       uint32_t        min_width;
+       uint32_t        max_width;
+       uint32_t        step_width;
+       uint32_t        min_height;
+       uint32_t        max_height;
+       uint32_t        step_height;
+};
+
+struct v4l2_frmsizeenum {
+       uint32_t        index;
+       uint32_t        pixel_format;
+       uint32_t        type;
+       union {
+               struct v4l2_frmsize_discrete discrete;
+               struct v4l2_frmsize_stepwise stepwise;
+       };
+       uint32_t        reserved[2];
+};
+
+struct v4l2_frmival_stepwise {
+       struct v4l2_fract       min;
+       struct v4l2_fract       max;
+       struct v4l2_fract       step;
+};
+
+struct v4l2_frmivalenum {
+       uint32_t        index;
+       uint32_t        pixel_format;
+       uint32_t        width;
+       uint32_t        height;
+       uint32_t        type;
+       union {
+               struct v4l2_fract               discrete;
+               struct v4l2_frmival_stepwise    stepwise;
+       };
+       uint32_t        reserved[2];
+};
+
 /* Timecode types */
 #define V4L2_TC_TYPE_24FPS             1
 #define V4L2_TC_TYPE_25FPS             2
@@ -741,6 +791,8 @@
 #define VIDIOC_ENUMAUDOUT      _IOWR('V', 66, struct v4l2_audioout)
 #define VIDIOC_G_PRIORITY      _IOR('V', 67, enum v4l2_priority)
 #define VIDIOC_S_PRIORITY      _IOW('V', 68, enum v4l2_priority)
+#define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum)
+#define VIDIOC_ENUM_FRAMEINTERVALS     _IOWR('V', 75, struct v4l2_frmivalenum)
 
 #ifdef _KERNEL
 #define VIDIOC_QUERYBUF50      _IOWR('V', 9, struct v4l2_buffer50)