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authorHans Verkuil <hans.verkuil@cisco.com>2012-04-19 16:20:11 +0200
committerHans Verkuil <hans.verkuil@cisco.com>2012-04-19 16:22:38 +0200
commita94ecf4e0dde3aef1255c59703898f33f509543a (patch)
tree2df3657334b3393c8cbc20edaf124e4ae445a661 /include
parent51bd9d5fcb6fbc926a2ae34474b10138b8045924 (diff)
videodev2.h: update to latest version.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/videodev2.h62
1 files changed, 45 insertions, 17 deletions
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index b739d7d6..5a09ac3f 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -762,20 +762,20 @@ struct v4l2_crop {
/* Selection targets */
-/* current cropping area */
-#define V4L2_SEL_TGT_CROP_ACTIVE 0
-/* default cropping area */
-#define V4L2_SEL_TGT_CROP_DEFAULT 1
-/* cropping bounds */
-#define V4L2_SEL_TGT_CROP_BOUNDS 2
-/* current composing area */
-#define V4L2_SEL_TGT_COMPOSE_ACTIVE 256
-/* default composing area */
-#define V4L2_SEL_TGT_COMPOSE_DEFAULT 257
-/* composing bounds */
-#define V4L2_SEL_TGT_COMPOSE_BOUNDS 258
-/* current composing area plus all padding pixels */
-#define V4L2_SEL_TGT_COMPOSE_PADDED 259
+/* Current cropping area */
+#define V4L2_SEL_TGT_CROP_ACTIVE 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_ACTIVE 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
/**
* struct v4l2_selection - selection info
@@ -785,7 +785,7 @@ struct v4l2_crop {
* @r: coordinates of selection window
* @reserved: for future use, rounds structure size to 64 bytes, set to zero
*
- * Hardware may use multiple helper window to process a video stream.
+ * Hardware may use multiple helper windows to process a video stream.
* The structure is used to exchange this selection areas between
* an application and a driver.
*/
@@ -1136,6 +1136,7 @@ struct v4l2_ext_controls {
#define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */
#define V4L2_CTRL_CLASS_FM_TX 0x009b0000 /* FM Modulator control class */
#define V4L2_CTRL_CLASS_FLASH 0x009c0000 /* Camera flash controls */
+#define V4L2_CTRL_CLASS_JPEG 0x009d0000 /* JPEG-compression controls */
#define V4L2_CTRL_ID_MASK (0x0fffffff)
#define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
@@ -1150,6 +1151,7 @@ enum v4l2_ctrl_type {
V4L2_CTRL_TYPE_CTRL_CLASS = 6,
V4L2_CTRL_TYPE_STRING = 7,
V4L2_CTRL_TYPE_BITMASK = 8,
+ V4L2_CTRL_TYPE_INTEGER_MENU = 9,
};
/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
@@ -1169,9 +1171,12 @@ struct v4l2_queryctrl {
struct v4l2_querymenu {
__u32 id;
__u32 index;
- __u8 name[32]; /* Whatever */
+ union {
+ __u8 name[32]; /* Whatever */
+ __s64 value;
+ };
__u32 reserved;
-};
+} __attribute__ ((packed));
/* Control flags */
#define V4L2_CTRL_FLAG_DISABLED 0x0001
@@ -1758,6 +1763,29 @@ enum v4l2_flash_strobe_source {
#define V4L2_CID_FLASH_CHARGE (V4L2_CID_FLASH_CLASS_BASE + 11)
#define V4L2_CID_FLASH_READY (V4L2_CID_FLASH_CLASS_BASE + 12)
+/* JPEG-class control IDs defined by V4L2 */
+#define V4L2_CID_JPEG_CLASS_BASE (V4L2_CTRL_CLASS_JPEG | 0x900)
+#define V4L2_CID_JPEG_CLASS (V4L2_CTRL_CLASS_JPEG | 1)
+
+#define V4L2_CID_JPEG_CHROMA_SUBSAMPLING (V4L2_CID_JPEG_CLASS_BASE + 1)
+enum v4l2_jpeg_chroma_subsampling {
+ V4L2_JPEG_CHROMA_SUBSAMPLING_444 = 0,
+ V4L2_JPEG_CHROMA_SUBSAMPLING_422 = 1,
+ V4L2_JPEG_CHROMA_SUBSAMPLING_420 = 2,
+ V4L2_JPEG_CHROMA_SUBSAMPLING_411 = 3,
+ V4L2_JPEG_CHROMA_SUBSAMPLING_410 = 4,
+ V4L2_JPEG_CHROMA_SUBSAMPLING_GRAY = 5,
+};
+#define V4L2_CID_JPEG_RESTART_INTERVAL (V4L2_CID_JPEG_CLASS_BASE + 2)
+#define V4L2_CID_JPEG_COMPRESSION_QUALITY (V4L2_CID_JPEG_CLASS_BASE + 3)
+
+#define V4L2_CID_JPEG_ACTIVE_MARKER (V4L2_CID_JPEG_CLASS_BASE + 4)
+#define V4L2_JPEG_ACTIVE_MARKER_APP0 (1 << 0)
+#define V4L2_JPEG_ACTIVE_MARKER_APP1 (1 << 1)
+#define V4L2_JPEG_ACTIVE_MARKER_COM (1 << 16)
+#define V4L2_JPEG_ACTIVE_MARKER_DQT (1 << 17)
+#define V4L2_JPEG_ACTIVE_MARKER_DHT (1 << 18)
+
/*
* T U N I N G
*/

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