#define EVIOCGEFFECTS _IOR('E', 0x84, int) /* Report number of effects playable at the same time */
#define EVIOCGRAB _IOW('E', 0x90, int) /* Grab/Release device */
+#define EVIOCREVOKE _IOW('E', 0x91, int) /* Revoke device access */
#define EVIOCSCLOCKID _IOW('E', 0xa0, int) /* Set clockid to be used for timestamps */
#define SYN_CONFIG 1
#define SYN_MT_REPORT 2
#define SYN_DROPPED 3
+#define SYN_MAX 0xf
+#define SYN_CNT (SYN_MAX+1)
/*
* Keys and buttons
#define V4L2_CID_USER_SI476X_BASE (V4L2_CID_USER_BASE + 0x1040)
/* MPEG-class control IDs */
+/* The MPEG controls are applicable to all codec controls
+ * and the 'MPEG' part of the define is historical */
#define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)
#define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1)
};
#define V4L2_CID_MPEG_VIDEO_MPEG4_QPEL (V4L2_CID_MPEG_BASE+407)
+/* Control IDs for VP8 streams
+ * Although VP8 is not part of MPEG we add these controls to the MPEG class
+ * as that class is already handling other video compression standards
+ */
+#define V4L2_CID_MPEG_VIDEO_VPX_NUM_PARTITIONS (V4L2_CID_MPEG_BASE+500)
+enum v4l2_vp8_num_partitions {
+ V4L2_CID_MPEG_VIDEO_VPX_1_PARTITION = 0,
+ V4L2_CID_MPEG_VIDEO_VPX_2_PARTITIONS = 1,
+ V4L2_CID_MPEG_VIDEO_VPX_4_PARTITIONS = 2,
+ V4L2_CID_MPEG_VIDEO_VPX_8_PARTITIONS = 3,
+};
+#define V4L2_CID_MPEG_VIDEO_VPX_IMD_DISABLE_4X4 (V4L2_CID_MPEG_BASE+501)
+#define V4L2_CID_MPEG_VIDEO_VPX_NUM_REF_FRAMES (V4L2_CID_MPEG_BASE+502)
+enum v4l2_vp8_num_ref_frames {
+ V4L2_CID_MPEG_VIDEO_VPX_1_REF_FRAME = 0,
+ V4L2_CID_MPEG_VIDEO_VPX_2_REF_FRAME = 1,
+ V4L2_CID_MPEG_VIDEO_VPX_3_REF_FRAME = 2,
+};
+#define V4L2_CID_MPEG_VIDEO_VPX_FILTER_LEVEL (V4L2_CID_MPEG_BASE+503)
+#define V4L2_CID_MPEG_VIDEO_VPX_FILTER_SHARPNESS (V4L2_CID_MPEG_BASE+504)
+#define V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_REF_PERIOD (V4L2_CID_MPEG_BASE+505)
+#define V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL (V4L2_CID_MPEG_BASE+506)
+enum v4l2_vp8_golden_frame_sel {
+ V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_USE_PREV = 0,
+ V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_USE_REF_PERIOD = 1,
+};
+
/* MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
#define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
#define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0)
/* two non contiguous planes - one Y, one Cr + Cb interleaved */
#define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */
#define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */
+#define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6') /* 16 Y/CbCr 4:2:2 */
+#define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1') /* 16 Y/CrCb 4:2:2 */
#define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */
#define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */
or used depends on the hardware. */
#define V4L2_DV_FL_HALF_LINE (1 << 3)
+/* A few useful defines to calculate the total blanking and frame sizes */
+#define V4L2_DV_BT_BLANKING_WIDTH(bt) \
+ (bt->hfrontporch + bt->hsync + bt->hbackporch)
+#define V4L2_DV_BT_FRAME_WIDTH(bt) \
+ (bt->width + V4L2_DV_BT_BLANKING_WIDTH(bt))
+#define V4L2_DV_BT_BLANKING_HEIGHT(bt) \
+ (bt->vfrontporch + bt->vsync + bt->vbackporch + \
+ bt->il_vfrontporch + bt->il_vsync + bt->il_vbackporch)
+#define V4L2_DV_BT_FRAME_HEIGHT(bt) \
+ (bt->height + V4L2_DV_BT_BLANKING_HEIGHT(bt))
/** struct v4l2_dv_timings - DV timings
* @type: the type of the timings
#define V4L2_CID_USER_SI476X_BASE (V4L2_CID_USER_BASE + 0x1040)
/* MPEG-class control IDs */
+/* The MPEG controls are applicable to all codec controls
+ * and the 'MPEG' part of the define is historical */
#define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)
#define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1)
};
#define V4L2_CID_MPEG_VIDEO_MPEG4_QPEL (V4L2_CID_MPEG_BASE+407)
+/* Control IDs for VP8 streams
+ * Although VP8 is not part of MPEG we add these controls to the MPEG class
+ * as that class is already handling other video compression standards
+ */
+#define V4L2_CID_MPEG_VIDEO_VPX_NUM_PARTITIONS (V4L2_CID_MPEG_BASE+500)
+enum v4l2_vp8_num_partitions {
+ V4L2_CID_MPEG_VIDEO_VPX_1_PARTITION = 0,
+ V4L2_CID_MPEG_VIDEO_VPX_2_PARTITIONS = 1,
+ V4L2_CID_MPEG_VIDEO_VPX_4_PARTITIONS = 2,
+ V4L2_CID_MPEG_VIDEO_VPX_8_PARTITIONS = 3,
+};
+#define V4L2_CID_MPEG_VIDEO_VPX_IMD_DISABLE_4X4 (V4L2_CID_MPEG_BASE+501)
+#define V4L2_CID_MPEG_VIDEO_VPX_NUM_REF_FRAMES (V4L2_CID_MPEG_BASE+502)
+enum v4l2_vp8_num_ref_frames {
+ V4L2_CID_MPEG_VIDEO_VPX_1_REF_FRAME = 0,
+ V4L2_CID_MPEG_VIDEO_VPX_2_REF_FRAME = 1,
+ V4L2_CID_MPEG_VIDEO_VPX_3_REF_FRAME = 2,
+};
+#define V4L2_CID_MPEG_VIDEO_VPX_FILTER_LEVEL (V4L2_CID_MPEG_BASE+503)
+#define V4L2_CID_MPEG_VIDEO_VPX_FILTER_SHARPNESS (V4L2_CID_MPEG_BASE+504)
+#define V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_REF_PERIOD (V4L2_CID_MPEG_BASE+505)
+#define V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL (V4L2_CID_MPEG_BASE+506)
+enum v4l2_vp8_golden_frame_sel {
+ V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_USE_PREV = 0,
+ V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_USE_REF_PERIOD = 1,
+};
+
/* MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
#define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
#define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0)
/* two non contiguous planes - one Y, one Cr + Cb interleaved */
#define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */
#define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */
+#define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6') /* 16 Y/CbCr 4:2:2 */
+#define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1') /* 16 Y/CrCb 4:2:2 */
#define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */
#define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */
or used depends on the hardware. */
#define V4L2_DV_FL_HALF_LINE (1 << 3)
+/* A few useful defines to calculate the total blanking and frame sizes */
+#define V4L2_DV_BT_BLANKING_WIDTH(bt) \
+ (bt->hfrontporch + bt->hsync + bt->hbackporch)
+#define V4L2_DV_BT_FRAME_WIDTH(bt) \
+ (bt->width + V4L2_DV_BT_BLANKING_WIDTH(bt))
+#define V4L2_DV_BT_BLANKING_HEIGHT(bt) \
+ (bt->vfrontporch + bt->vsync + bt->vbackporch + \
+ bt->il_vfrontporch + bt->il_vsync + bt->il_vbackporch)
+#define V4L2_DV_BT_FRAME_HEIGHT(bt) \
+ (bt->height + V4L2_DV_BT_BLANKING_HEIGHT(bt))
/** struct v4l2_dv_timings - DV timings
* @type: the type of the timings