[media] V4L: Add VP8 encoder controls
This patch adds new V4L controls for VP8 encoding.
Signed-off-by: Kiran AVND <avnd.kiran@samsung.com>
Signed-off-by: Arun Kumar K <arun.kk@samsung.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h
index e90a88a..083bb5a 100644
--- a/include/uapi/linux/v4l2-controls.h
+++ b/include/uapi/linux/v4l2-controls.h
@@ -161,6 +161,8 @@
#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)
@@ -522,6 +524,33 @@
};
#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)