diff options
Diffstat (limited to 'Documentation/userspace-api/media/v4l/ext-ctrls-fm-rx.rst')
| -rw-r--r-- | Documentation/userspace-api/media/v4l/ext-ctrls-fm-rx.rst | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-fm-rx.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-fm-rx.rst index b6cfc0e823d2..b7284768f7ea 100644 --- a/Documentation/userspace-api/media/v4l/ext-ctrls-fm-rx.rst +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-fm-rx.rst @@ -1,4 +1,5 @@ .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later +.. c:namespace:: V4L .. _fm-rx-controls: @@ -64,17 +65,12 @@ FM_RX Control IDs broadcasts speech. If the transmitter doesn't make this distinction, then it will be set. -``V4L2_CID_TUNE_DEEMPHASIS`` - (enum) - -enum v4l2_deemphasis - +``V4L2_CID_TUNE_DEEMPHASIS (enum)`` Configures the de-emphasis value for reception. A de-emphasis filter is applied to the broadcast to accentuate the high audio frequencies. Depending on the region, a time constant of either 50 - or 75 useconds is used. The enum v4l2_deemphasis defines possible - values for de-emphasis. Here they are: - - + or 75 microseconds is used. The enum v4l2_deemphasis defines possible + values for de-emphasis. They are: .. flat-table:: :header-rows: 0 |