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authorHans Verkuil2007-02-18 18:05:02 +0100
committerMauro Carvalho Chehab2007-03-01 16:09:46 +0100
commitdb6eb5b334a0f095290b99096f68ff24ab6df1aa (patch)
tree234de6644e71d70f3544d32532d6aa026eb8ad75 /include/linux/videodev2.h
parentV4L/DVB (5276): Cxusb: fix firmware patch for big endian systems (diff)
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V4L/DVB (5270): Add VIDIOC_G_ENC_INDEX ioctl
The VIDIOC_G_ENC_INDEX ioctl can obtain the MPEG index from an MPEG encoder. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'include/linux/videodev2.h')
-rw-r--r--include/linux/videodev2.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index e3ab047f90ef..42cfdd2d50db 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -1193,6 +1193,35 @@ struct v4l2_audioout
};
/*
+ * M P E G I N D E X
+ *
+ * NOTE: EXPERIMENTAL API
+ */
+#if 1
+#define V4L2_ENC_IDX_FRAME_I (0)
+#define V4L2_ENC_IDX_FRAME_P (1)
+#define V4L2_ENC_IDX_FRAME_B (2)
+#define V4L2_ENC_IDX_FRAME_MASK (0xf)
+
+struct v4l2_enc_idx_entry {
+ __u64 offset;
+ __u64 pts;
+ __u32 length;
+ __u32 flags;
+ __u32 reserved[2];
+};
+
+#define V4L2_ENC_IDX_ENTRIES (64)
+struct v4l2_enc_idx {
+ __u32 entries;
+ __u32 entries_cap;
+ __u32 reserved[4];
+ struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
+};
+#endif
+
+
+/*
* D A T A S E R V I C E S ( V B I )
*
* Data services API by Michael Schimek
@@ -1385,6 +1414,7 @@ struct v4l2_register {
#if 1
#define VIDIOC_ENUM_FRAMESIZES _IOWR ('V', 74, struct v4l2_frmsizeenum)
#define VIDIOC_ENUM_FRAMEINTERVALS _IOWR ('V', 75, struct v4l2_frmivalenum)
+#define VIDIOC_G_ENC_INDEX _IOR ('V', 76, struct v4l2_enc_idx)
#endif
/* only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */
#define VIDIOC_DBG_S_REGISTER _IOW ('d', 100, struct v4l2_register)