Re: [PATCH v5 2/5] [media] videodev2: Add V4L2_BUF_FLAG_LAST
On 04/20/2015 10:28 AM, Philipp Zabel wrote:
From: Peter Seiderer ps.rep...@gmx.net
This v4l2_buffer flag can be used by drivers to mark a capture buffer
as the last generated buffer, for example after a V4L2_DEC_CMD_STOP
command was issued.
Signed-off-by: Peter Seiderer ps.rep...@gmx.net
Signed-off-by: Philipp Zabel p.za...@pengutronix.de
Acked-by: Hans Verkuil hans.verk...@cisco.com
Thanks!
Hans
---
Changes since v4:
- Split out DocBook changes into a separate patch.
---
include/trace/events/v4l2.h| 3 ++-
include/uapi/linux/videodev2.h | 2 ++
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/include/trace/events/v4l2.h b/include/trace/events/v4l2.h
index b9bb1f2..32c33aa 100644
--- a/include/trace/events/v4l2.h
+++ b/include/trace/events/v4l2.h
@@ -58,7 +58,8 @@
{ V4L2_BUF_FLAG_TIMESTAMP_MASK, TIMESTAMP_MASK }, \
{ V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN, TIMESTAMP_UNKNOWN }, \
{ V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC, TIMESTAMP_MONOTONIC }, \
- { V4L2_BUF_FLAG_TIMESTAMP_COPY, TIMESTAMP_COPY })
+ { V4L2_BUF_FLAG_TIMESTAMP_COPY, TIMESTAMP_COPY }, \
+ { V4L2_BUF_FLAG_LAST,LAST })
#define show_timecode_flags(flags) \
__print_flags(flags, |, \
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index fbdc360..c642c10 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -809,6 +809,8 @@ struct v4l2_buffer {
#define V4L2_BUF_FLAG_TSTAMP_SRC_MASK0x0007
#define V4L2_BUF_FLAG_TSTAMP_SRC_EOF 0x
#define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x0001
+/* mem2mem encoder/decoder */
+#define V4L2_BUF_FLAG_LAST 0x0010
/**
* struct v4l2_exportbuffer - export of video buffer as DMABUF file
descriptor
--
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[PATCH v5 2/5] [media] videodev2: Add V4L2_BUF_FLAG_LAST
From: Peter Seiderer ps.rep...@gmx.net
This v4l2_buffer flag can be used by drivers to mark a capture buffer
as the last generated buffer, for example after a V4L2_DEC_CMD_STOP
command was issued.
Signed-off-by: Peter Seiderer ps.rep...@gmx.net
Signed-off-by: Philipp Zabel p.za...@pengutronix.de
---
Changes since v4:
- Split out DocBook changes into a separate patch.
---
include/trace/events/v4l2.h| 3 ++-
include/uapi/linux/videodev2.h | 2 ++
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/include/trace/events/v4l2.h b/include/trace/events/v4l2.h
index b9bb1f2..32c33aa 100644
--- a/include/trace/events/v4l2.h
+++ b/include/trace/events/v4l2.h
@@ -58,7 +58,8 @@
{ V4L2_BUF_FLAG_TIMESTAMP_MASK, TIMESTAMP_MASK }, \
{ V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN, TIMESTAMP_UNKNOWN }, \
{ V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC, TIMESTAMP_MONOTONIC }, \
- { V4L2_BUF_FLAG_TIMESTAMP_COPY, TIMESTAMP_COPY })
+ { V4L2_BUF_FLAG_TIMESTAMP_COPY, TIMESTAMP_COPY }, \
+ { V4L2_BUF_FLAG_LAST,LAST })
#define show_timecode_flags(flags) \
__print_flags(flags, |, \
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index fbdc360..c642c10 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -809,6 +809,8 @@ struct v4l2_buffer {
#define V4L2_BUF_FLAG_TSTAMP_SRC_MASK 0x0007
#define V4L2_BUF_FLAG_TSTAMP_SRC_EOF 0x
#define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x0001
+/* mem2mem encoder/decoder */
+#define V4L2_BUF_FLAG_LAST 0x0010
/**
* struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor
--
2.1.4
--
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