From d70957afea75b978ffd08a587ad8174441f3dc58 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Wed, 18 Jul 2012 01:58:16 +0200 Subject: Add a copy of V4L2 kernel headers To make compilation possible on older (< v3.6) kernels, include a private copy of the V4L2 headers. API availability is checked and handled at runtime. Signed-off-by: Laurent Pinchart --- src/linux/v4l2-common.h | 71 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 src/linux/v4l2-common.h (limited to 'src/linux/v4l2-common.h') diff --git a/src/linux/v4l2-common.h b/src/linux/v4l2-common.h new file mode 100644 index 0000000..0fa8b64 --- /dev/null +++ b/src/linux/v4l2-common.h @@ -0,0 +1,71 @@ +/* + * include/linux/v4l2-common.h + * + * Common V4L2 and V4L2 subdev definitions. + * + * Users are advised to #include this file either through videodev2.h + * (V4L2) or through v4l2-subdev.h (V4L2 subdev) rather than to refer + * to this file directly. + * + * Copyright (C) 2012 Nokia Corporation + * Contact: Sakari Ailus + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#ifndef __V4L2_COMMON__ +#define __V4L2_COMMON__ + +/* + * + * Selection interface definitions + * + */ + +/* Current cropping area */ +#define V4L2_SEL_TGT_CROP 0x0000 +/* Default cropping area */ +#define V4L2_SEL_TGT_CROP_DEFAULT 0x0001 +/* Cropping bounds */ +#define V4L2_SEL_TGT_CROP_BOUNDS 0x0002 +/* Current composing area */ +#define V4L2_SEL_TGT_COMPOSE 0x0100 +/* Default composing area */ +#define V4L2_SEL_TGT_COMPOSE_DEFAULT 0x0101 +/* Composing bounds */ +#define V4L2_SEL_TGT_COMPOSE_BOUNDS 0x0102 +/* Current composing area plus all padding pixels */ +#define V4L2_SEL_TGT_COMPOSE_PADDED 0x0103 + +/* Backward compatibility target definitions --- to be removed. */ +#define V4L2_SEL_TGT_CROP_ACTIVE V4L2_SEL_TGT_CROP +#define V4L2_SEL_TGT_COMPOSE_ACTIVE V4L2_SEL_TGT_COMPOSE +#define V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL \ + V4L2_SEL_TGT_CROP +#define V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL \ + V4L2_SEL_TGT_COMPOSE + +/* Selection flags */ +#define V4L2_SEL_FLAG_GE (1 << 0) +#define V4L2_SEL_FLAG_LE (1 << 1) +#define V4L2_SEL_FLAG_KEEP_CONFIG (1 << 2) + +/* Backward compatibility flag definitions --- to be removed. */ +#define V4L2_SUBDEV_SEL_FLAG_SIZE_GE V4L2_SEL_FLAG_GE +#define V4L2_SUBDEV_SEL_FLAG_SIZE_LE V4L2_SEL_FLAG_LE +#define V4L2_SUBDEV_SEL_FLAG_KEEP_CONFIG V4L2_SEL_FLAG_KEEP_CONFIG + +#endif /* __V4L2_COMMON__ */ -- cgit v1.2.3