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V4L/DVB (4200): Disable bitrate_mode when encoding mpeg-1.

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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>
This commit is contained in:
Hans Verkuil 2006-06-19 18:00:06 -03:00 committed by Mauro Carvalho Chehab
parent cc7bc64869
commit 54aa9a21ca
1 changed files with 6 additions and 0 deletions
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6
drivers/media/video/cx2341x.c
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@ -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)