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[media] v4l2-ctrls: add V4L2_CID_MPEG_VIDEO_REPEAT_SEQ_HEADER control

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Control whether video sequence headers should be repeated.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2013-03-17 10:34:04 -03:00 committed by Mauro Carvalho Chehab
parent 73f35418a1
commit 9ca5470cc1
3 changed files with 9 additions and 0 deletions
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6
Documentation/DocBook/media/v4l/controls.xml
View file

@ -2299,6 +2299,12 @@ Possible values are:</entry>
</entrytbl>
</row>
<row><entry></entry></row>
<row>
<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_REPEAT_SEQ_HEADER</constant>&nbsp;</entry>
<entry>boolean</entry>
</row><row><entry spanname="descr">Repeat the video sequence headers. Repeating these
headers makes random access to the video stream easier. Applicable to the MPEG1, 2 and 4 encoder.</entry>
</row>
<row>
<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER</constant>&nbsp;</entry>
<entry>boolean</entry>

2
drivers/media/v4l2-core/v4l2-ctrls.c
View file

@ -695,6 +695,7 @@ const char *v4l2_ctrl_get_name(u32 id)
case V4L2_CID_MPEG_VIDEO_DEC_PTS: return "Video Decoder PTS";
case V4L2_CID_MPEG_VIDEO_DEC_FRAME: return "Video Decoder Frame Count";
case V4L2_CID_MPEG_VIDEO_VBV_DELAY: return "Initial Delay for VBV Control";
case V4L2_CID_MPEG_VIDEO_REPEAT_SEQ_HEADER: return "Repeat Sequence Header";
/* CAMERA controls */
/* Keep the order of the 'case's the same as in videodev2.h! */
@ -844,6 +845,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
case V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM:
case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE:
case V4L2_CID_MPEG_VIDEO_MPEG4_QPEL:
case V4L2_CID_MPEG_VIDEO_REPEAT_SEQ_HEADER:
case V4L2_CID_WIDE_DYNAMIC_RANGE:
case V4L2_CID_IMAGE_STABILIZATION:
*type = V4L2_CTRL_TYPE_BOOLEAN;

1
include/uapi/linux/v4l2-controls.h
View file

@ -360,6 +360,7 @@ enum v4l2_mpeg_video_multi_slice_mode {
#define V4L2_CID_MPEG_VIDEO_DEC_PTS (V4L2_CID_MPEG_BASE+223)
#define V4L2_CID_MPEG_VIDEO_DEC_FRAME (V4L2_CID_MPEG_BASE+224)
#define V4L2_CID_MPEG_VIDEO_VBV_DELAY (V4L2_CID_MPEG_BASE+225)
#define V4L2_CID_MPEG_VIDEO_REPEAT_SEQ_HEADER (V4L2_CID_MPEG_BASE+226)
#define V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP (V4L2_CID_MPEG_BASE+300)
#define V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP (V4L2_CID_MPEG_BASE+301)