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authorHans Verkuil <hverkuil@xs4all.nl>2006-06-19 18:00:06 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-06-25 02:05:23 -0300
commit54aa9a21ca03cf41d911ada969e86f27ce58bab9 (patch)
tree11e5fc0bfe170c4b8ce132a4475e346f84d0f429 /drivers
parentcc7bc648690d4e6f3992cfadb18a4c7e0181e6ea (diff)
downloadblackbird-op-linux-54aa9a21ca03cf41d911ada969e86f27ce58bab9.tar.gz
blackbird-op-linux-54aa9a21ca03cf41d911ada969e86f27ce58bab9.zip
V4L/DVB (4200): Disable bitrate_mode when encoding mpeg-1.
MPEG-1 always uses CBR, so make the BITRATE_MODE control inactive. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/cx2341x.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/video/cx2341x.c b/drivers/media/video/cx2341x.c
index 4c457dc6a403..7cd1c4cf5aec 100644
--- a/drivers/media/video/cx2341x.c
+++ b/drivers/media/video/cx2341x.c
@@ -406,6 +406,12 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params, struct v4l2_queryctrl
qctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
return err;
+ case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
+ err = v4l2_ctrl_query_fill_std(qctrl);
+ if (err == 0 && params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
+ qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
+ return err;
+
case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
err = v4l2_ctrl_query_fill_std(qctrl);
if (err == 0 && params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
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