mirror of
https://github.com/torvalds/linux.git
synced 2026-05-29 17:43:52 +02:00
media: Documentation: Improve grammar in DVB API
Fix typos and punctuation and improve grammar in documentation. Signed-off-by: Hanne-Lotta Mäenpää <hannelotta@gmail.com> Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
This commit is contained in:
parent
a6bc927807
commit
2dc344f89f
|
|
@ -26,7 +26,7 @@ Arguments
|
|||
File descriptor returned by :c:func:`open()`.
|
||||
|
||||
``tone``
|
||||
An integer enumered value described at :c:type:`fe_sec_mini_cmd`.
|
||||
An integer enumerated value described at :c:type:`fe_sec_mini_cmd`.
|
||||
|
||||
Description
|
||||
===========
|
||||
|
|
|
|||
|
|
@ -26,7 +26,7 @@ Arguments
|
|||
File descriptor returned by :c:func:`open()`.
|
||||
|
||||
``tone``
|
||||
an integer enumered value described at :c:type:`fe_sec_tone_mode`
|
||||
An integer enumerated value described at :c:type:`fe_sec_tone_mode`
|
||||
|
||||
Description
|
||||
===========
|
||||
|
|
|
|||
|
|
@ -26,7 +26,7 @@ Arguments
|
|||
File descriptor returned by :c:func:`open()`.
|
||||
|
||||
``voltage``
|
||||
an integer enumered value described at :c:type:`fe_sec_voltage`
|
||||
An integer enumerated value described at :c:type:`fe_sec_voltage`
|
||||
|
||||
Description
|
||||
===========
|
||||
|
|
|
|||
|
|
@ -72,11 +72,11 @@ DTV_MODULATION
|
|||
==============
|
||||
|
||||
Specifies the frontend modulation type for delivery systems that
|
||||
supports more multiple modulations.
|
||||
support multiple modulations.
|
||||
|
||||
The modulation can be one of the types defined by enum :c:type:`fe_modulation`.
|
||||
|
||||
Most of the digital TV standards offers more than one possible
|
||||
Most of the digital TV standards offer more than one possible
|
||||
modulation type.
|
||||
|
||||
The table below presents a summary of the types of modulation types
|
||||
|
|
@ -143,9 +143,8 @@ ISDB-T 5MHz, 6MHz, 7MHz and 8MHz, although most places
|
|||
(DTV_ISDBT_SB_SEGMENT_IDX, DTV_ISDBT_SB_SEGMENT_COUNT).
|
||||
|
||||
#. On Satellite and Cable delivery systems, the bandwidth depends on
|
||||
the symbol rate. So, the Kernel will silently ignore any setting
|
||||
:ref:`DTV-BANDWIDTH-HZ`. I will however fill it back with a
|
||||
bandwidth estimation.
|
||||
the symbol rate. The kernel will silently ignore any :ref:`DTV-BANDWIDTH-HZ`
|
||||
setting and overwrites it with bandwidth estimation.
|
||||
|
||||
Such bandwidth estimation takes into account the symbol rate set with
|
||||
:ref:`DTV-SYMBOL-RATE`, and the rolloff factor, with is fixed for
|
||||
|
|
@ -200,7 +199,7 @@ DTV_VOLTAGE
|
|||
Used on satellite delivery systems.
|
||||
|
||||
The voltage is usually used with non-DiSEqC capable LNBs to switch the
|
||||
polarzation (horizontal/vertical). When using DiSEqC epuipment this
|
||||
polarization (horizontal/vertical). When using DiSEqC equipment this
|
||||
voltage has to be switched consistently to the DiSEqC commands as
|
||||
described in the DiSEqC spec.
|
||||
|
||||
|
|
@ -280,7 +279,7 @@ DTV_ISDBT_PARTIAL_RECEPTION
|
|||
|
||||
Used only on ISDB.
|
||||
|
||||
If ``DTV_ISDBT_SOUND_BROADCASTING`` is '0' this bit-field represents
|
||||
If ``DTV_ISDBT_SOUND_BROADCASTING`` is '0' this bit field represents
|
||||
whether the channel is in partial reception mode or not.
|
||||
|
||||
If '1' ``DTV_ISDBT_LAYERA_*`` values are assigned to the center segment
|
||||
|
|
@ -331,8 +330,8 @@ broadcaster has several possibilities to put those channels in the air:
|
|||
Assuming a normal 13-segment ISDB-T spectrum he can align the 8 segments
|
||||
from position 1-8 to 5-13 or anything in between.
|
||||
|
||||
The underlying layer of segments are subchannels: each segment is
|
||||
consisting of several subchannels with a predefined IDs. A sub-channel
|
||||
The underlying layer of segments are sub-channels: each segment is
|
||||
consisting of several sub-channels with a predefined IDs. A sub-channel
|
||||
is used to help the demodulator to synchronize on the channel.
|
||||
|
||||
An ISDB-T channel is always centered over all sub-channels. As for the
|
||||
|
|
@ -728,7 +727,7 @@ DTV_ATSCMH_RS_FRAME_ENSEMBLE
|
|||
|
||||
Used only on ATSC-MH.
|
||||
|
||||
Reed Solomon(RS) frame ensemble.
|
||||
Reed Solomon (RS) frame ensemble.
|
||||
|
||||
The acceptable values are defined by :c:type:`atscmh_rs_frame_ensemble`.
|
||||
|
||||
|
|
@ -954,14 +953,14 @@ DTV_ENUM_DELSYS
|
|||
|
||||
A Multi standard frontend needs to advertise the delivery systems
|
||||
provided. Applications need to enumerate the provided delivery systems,
|
||||
before using any other operation with the frontend. Prior to it's
|
||||
before using any other operation with the frontend. Prior to its
|
||||
introduction, FE_GET_INFO was used to determine a frontend type. A
|
||||
frontend which provides more than a single delivery system,
|
||||
FE_GET_INFO doesn't help much. Applications which intends to use a
|
||||
multistandard frontend must enumerate the delivery systems associated
|
||||
with it, rather than trying to use FE_GET_INFO. In the case of a
|
||||
legacy frontend, the result is just the same as with FE_GET_INFO, but
|
||||
in a more structured format
|
||||
in a more structured format.
|
||||
|
||||
The acceptable values are defined by :c:type:`fe_delivery_system`.
|
||||
|
||||
|
|
|
|||
|
|
@ -52,7 +52,7 @@ DVB-T2 delivery system
|
|||
======================
|
||||
|
||||
DVB-T2 support is currently in the early stages of development, so
|
||||
expect that this section maygrow and become more detailed with time.
|
||||
expect that this section may grow and become more detailed with time.
|
||||
|
||||
The following parameters are valid for DVB-T2:
|
||||
|
||||
|
|
|
|||
|
|
@ -1,6 +1,6 @@
|
|||
.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
|
||||
|
||||
.. _dvb_introdution:
|
||||
.. _dvb_introduction:
|
||||
|
||||
************
|
||||
Introduction
|
||||
|
|
@ -125,7 +125,7 @@ demux, CA and IP-over-DVB networking. The video and audio devices
|
|||
control the MPEG2 decoder hardware, the frontend device the tuner and
|
||||
the Digital TV demodulator. The demux device gives you control over the PES
|
||||
and section filters of the hardware. If the hardware does not support
|
||||
filtering these filters can be implemented in software. Finally, the CA
|
||||
filtering, these filters can be implemented in software. Finally, the CA
|
||||
device controls all the conditional access capabilities of the hardware.
|
||||
It can depend on the individual security requirements of the platform,
|
||||
if and how many of the CA functions are made available to the
|
||||
|
|
|
|||
|
|
@ -195,7 +195,7 @@ Description
|
|||
~~~~~~~~~~~
|
||||
|
||||
The audio channel selected via `AUDIO_CHANNEL_SELECT`_ is determined by
|
||||
this values.
|
||||
this value.
|
||||
|
||||
|
||||
-----
|
||||
|
|
@ -413,7 +413,7 @@ Constants
|
|||
- ``AUDIO_CAP_MP3``
|
||||
|
||||
- The hardware accepts MPEG-1 Audio Layer III.
|
||||
Commomly known as .mp3.
|
||||
Commonly known as .mp3.
|
||||
|
||||
- ..
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user