diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/DocBook/media/v4l/vidioc-querystd.xml | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/DocBook/media/v4l/vidioc-querystd.xml b/Documentation/DocBook/media/v4l/vidioc-querystd.xml index fe80a183d957..222348542182 100644 --- a/Documentation/DocBook/media/v4l/vidioc-querystd.xml +++ b/Documentation/DocBook/media/v4l/vidioc-querystd.xml | |||
| @@ -54,7 +54,8 @@ standard automatically. To do so, applications call <constant> | |||
| 54 | VIDIOC_QUERYSTD</constant> with a pointer to a &v4l2-std-id; type. The | 54 | VIDIOC_QUERYSTD</constant> with a pointer to a &v4l2-std-id; type. The |
| 55 | driver stores here a set of candidates, this can be a single flag or a | 55 | driver stores here a set of candidates, this can be a single flag or a |
| 56 | set of supported standards if for example the hardware can only | 56 | set of supported standards if for example the hardware can only |
| 57 | distinguish between 50 and 60 Hz systems. When detection is not | 57 | distinguish between 50 and 60 Hz systems. If no signal was detected, |
| 58 | then the driver will return V4L2_STD_UNKNOWN. When detection is not | ||
| 58 | possible or fails, the set must contain all standards supported by the | 59 | possible or fails, the set must contain all standards supported by the |
| 59 | current video input or output.</para> | 60 | current video input or output.</para> |
| 60 | 61 | ||