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-<section id="FE_GET_SET_PROPERTY">
-<title><constant>FE_GET_PROPERTY/FE_SET_PROPERTY</constant></title>
-<para>This section describes the DVB version 5 extention of the DVB-API, also
-called "S2API", as this API were added to provide support for DVB-S2. It was
-designed to be able to replace the old frontend API. Yet, the DISEQC and
-the capability ioctls weren't implemented yet via the new way.</para>
-<para>The typical usage for the <constant>FE_GET_PROPERTY/FE_SET_PROPERTY</constant>
-API is to replace the ioctl's were the <link linkend="dvb-frontend-parameters">
-struct <constant>dvb_frontend_parameters</constant></link> were used.</para>
-<section id="dtv-property">
-<title>DTV property type</title>
-<programlisting>
-/* Reserved fields should be set to 0 */
-struct dtv_property {
- __u32 cmd;
- union {
- __u32 data;
- struct {
- __u8 data[32];
- __u32 len;
- __u32 reserved1[3];
- void *reserved2;
- } buffer;
- } u;
- int result;
-} __attribute__ ((packed));
-
-/* num of properties cannot exceed DTV_IOCTL_MAX_MSGS per ioctl */
-#define DTV_IOCTL_MAX_MSGS 64
-</programlisting>
-</section>
-<section id="dtv-properties">
-<title>DTV properties type</title>
-<programlisting>
-struct dtv_properties {
- __u32 num;
- struct dtv_property *props;
-};
-</programlisting>
-</section>
-
-<section id="FE_GET_PROPERTY">
-<title>FE_GET_PROPERTY</title>
-<para>DESCRIPTION
-</para>
-<informaltable><tgroup cols="1"><tbody><row><entry
- align="char">
-<para>This ioctl call returns one or more frontend properties. This call only
- requires read-only access to the device.</para>
-</entry>
- </row></tbody></tgroup></informaltable>
-<para>SYNOPSIS
-</para>
-<informaltable><tgroup cols="1"><tbody><row><entry
- align="char">
-<para>int ioctl(int fd, int request = <link linkend="FE_GET_PROPERTY">FE_GET_PROPERTY</link>,
- dtv_properties &#x22C6;props);</para>
-</entry>
- </row></tbody></tgroup></informaltable>
-<para>PARAMETERS
-</para>
-<informaltable><tgroup cols="2"><tbody><row><entry align="char">
-<para>int fd</para>
-</entry><entry
- align="char">
-<para>File descriptor returned by a previous call to open().</para>
-</entry>
- </row><row><entry
- align="char">
-<para>int num</para>
-</entry><entry
- align="char">
-<para>Equals <link linkend="FE_GET_PROPERTY">FE_GET_PROPERTY</link> for this command.</para>
-</entry>
- </row><row><entry
- align="char">
-<para>struct dtv_property *props</para>
-</entry><entry
- align="char">
-<para>Points to the location where the front-end property commands are stored.</para>
-</entry>
- </row></tbody></tgroup></informaltable>
-&return-value-dvb;
-<informaltable><tgroup cols="2"><tbody><row>
- <entry align="char"><para>EOPNOTSUPP</para></entry>
- <entry align="char"><para>Property type not supported.</para></entry>
- </row></tbody></tgroup></informaltable>
-</section>
-
-<section id="FE_SET_PROPERTY">
-<title>FE_SET_PROPERTY</title>
-<para>DESCRIPTION
-</para>
-<informaltable><tgroup cols="1"><tbody><row><entry
- align="char">
-<para>This ioctl call sets one or more frontend properties. This call only
- requires read-only access to the device.</para>
-</entry>
- </row></tbody></tgroup></informaltable>
-<para>SYNOPSIS
-</para>
-<informaltable><tgroup cols="1"><tbody><row><entry
- align="char">
-<para>int ioctl(int fd, int request = <link linkend="FE_SET_PROPERTY">FE_SET_PROPERTY</link>,
- dtv_properties &#x22C6;props);</para>
-</entry>
- </row></tbody></tgroup></informaltable>
-<para>PARAMETERS
-</para>
-<informaltable><tgroup cols="2"><tbody><row><entry align="char">
-<para>int fd</para>
-</entry><entry
- align="char">
-<para>File descriptor returned by a previous call to open().</para>
-</entry>
- </row><row><entry
- align="char">
-<para>int num</para>
-</entry><entry
- align="char">
-<para>Equals <link linkend="FE_SET_PROPERTY">FE_SET_PROPERTY</link> for this command.</para>
-</entry>
- </row><row><entry
- align="char">
-<para>struct dtv_property *props</para>
-</entry><entry
- align="char">
-<para>Points to the location where the front-end property commands are stored.</para>
-</entry>
- </row></tbody></tgroup></informaltable>
-&return-value-dvb;
-<informaltable><tgroup cols="2"><tbody><row>
- <entry align="char"><para>EOPNOTSUPP</para></entry>
- <entry align="char"><para>Property type not supported.</para></entry>
- </row></tbody></tgroup></informaltable>
-</section>
-
-<section>
- <title>Property types</title>
-<para>
-On <link linkend="FE_GET_PROPERTY">FE_GET_PROPERTY</link>/<link linkend="FE_SET_PROPERTY">FE_SET_PROPERTY</link>,
-the actual action is determined by the dtv_property cmd/data pairs. With one single ioctl, is possible to
-get/set up to 64 properties. The actual meaning of each property is described on the next sections.
-</para>
-
-<para>The available frontend property types are shown on the next section.</para>
-</section>
-
-<section id="fe_property_parameters">
- <title>Digital TV property parameters</title>
- <section id="DTV-UNDEFINED">
- <title><constant>DTV_UNDEFINED</constant></title>
- <para>Used internally. A GET/SET operation for it won't change or return anything.</para>
- </section>
- <section id="DTV-TUNE">
- <title><constant>DTV_TUNE</constant></title>
- <para>Interpret the cache of data, build either a traditional frontend tunerequest so we can pass validation in the <constant>FE_SET_FRONTEND</constant> ioctl.</para>
- </section>
- <section id="DTV-CLEAR">
- <title><constant>DTV_CLEAR</constant></title>
- <para>Reset a cache of data specific to the frontend here. This does not effect hardware.</para>
- </section>
- <section id="DTV-FREQUENCY">
- <title><constant>DTV_FREQUENCY</constant></title>
-
- <para>Central frequency of the channel.</para>
-
- <para>Notes:</para>
- <para>1)For satellital delivery systems, it is measured in kHz.
- For the other ones, it is measured in Hz.</para>
- <para>2)For ISDB-T, the channels are usually transmitted with an offset of 143kHz.
- E.g. a valid frequncy could be 474143 kHz. The stepping is bound to the bandwidth of
- the channel which is 6MHz.</para>
-
- <para>3)As in ISDB-Tsb the channel consists of only one or three segments the
- frequency step is 429kHz, 3*429 respectively. As for ISDB-T the
- central frequency of the channel is expected.</para>
- </section>
- <section id="DTV-MODULATION">
- <title><constant>DTV_MODULATION</constant></title>
-<para>Specifies the frontend modulation type for cable and satellite types. The modulation can be one of the types bellow:</para>
-<programlisting>
- typedef enum fe_modulation {
- QPSK,
- QAM_16,
- QAM_32,
- QAM_64,
- QAM_128,
- QAM_256,
- QAM_AUTO,
- VSB_8,
- VSB_16,
- PSK_8,
- APSK_16,
- APSK_32,
- DQPSK,
- } fe_modulation_t;
-</programlisting>
- </section>
- <section id="DTV-BANDWIDTH-HZ">
- <title><constant>DTV_BANDWIDTH_HZ</constant></title>
-
- <para>Bandwidth for the channel, in HZ.</para>
-
- <para>Possible values:
- <constant>1712000</constant>,
- <constant>5000000</constant>,
- <constant>6000000</constant>,
- <constant>7000000</constant>,
- <constant>8000000</constant>,
- <constant>10000000</constant>.
- </para>
-
- <para>Notes:</para>
-
- <para>1) For ISDB-T it should be always 6000000Hz (6MHz)</para>
- <para>2) For ISDB-Tsb it can vary depending on the number of connected segments</para>
- <para>3) Bandwidth doesn't apply for DVB-C transmissions, as the bandwidth
- for DVB-C depends on the symbol rate</para>
- <para>4) Bandwidth in ISDB-T is fixed (6MHz) or can be easily derived from
- other parameters (DTV_ISDBT_SB_SEGMENT_IDX,
- DTV_ISDBT_SB_SEGMENT_COUNT).</para>
- <para>5) DVB-T supports 6, 7 and 8MHz.</para>
- <para>6) In addition, DVB-T2 supports 1.172, 5 and 10MHz.</para>
- </section>
- <section id="DTV-INVERSION">
- <title><constant>DTV_INVERSION</constant></title>
- <para>The Inversion field can take one of these values:
- </para>
- <programlisting>
- typedef enum fe_spectral_inversion {
- INVERSION_OFF,
- INVERSION_ON,
- INVERSION_AUTO
- } fe_spectral_inversion_t;
- </programlisting>
- <para>It indicates if spectral inversion should be presumed or not. In the automatic setting
- (<constant>INVERSION_AUTO</constant>) the hardware will try to figure out the correct setting by
- itself.
- </para>
- </section>
- <section id="DTV-DISEQC-MASTER">
- <title><constant>DTV_DISEQC_MASTER</constant></title>
- <para>Currently not implemented.</para>
- </section>
- <section id="DTV-SYMBOL-RATE">
- <title><constant>DTV_SYMBOL_RATE</constant></title>
- <para>Digital TV symbol rate, in bauds (symbols/second). Used on cable standards.</para>
- </section>
- <section id="DTV-INNER-FEC">
- <title><constant>DTV_INNER_FEC</constant></title>
- <para>Used cable/satellite transmissions. The acceptable values are:
- </para>
- <programlisting>
-typedef enum fe_code_rate {
- FEC_NONE = 0,
- FEC_1_2,
- FEC_2_3,
- FEC_3_4,
- FEC_4_5,
- FEC_5_6,
- FEC_6_7,
- FEC_7_8,
- FEC_8_9,
- FEC_AUTO,
- FEC_3_5,
- FEC_9_10,
-} fe_code_rate_t;
- </programlisting>
- <para>which correspond to error correction rates of 1/2, 2/3, etc.,
- no error correction or auto detection.</para>
- </section>
- <section id="DTV-VOLTAGE">
- <title><constant>DTV_VOLTAGE</constant></title>
- <para>The voltage is usually used with non-DiSEqC capable LNBs to switch
- the polarzation (horizontal/vertical). When using DiSEqC epuipment this
- voltage has to be switched consistently to the DiSEqC commands as
- described in the DiSEqC spec.</para>
- <programlisting>
- typedef enum fe_sec_voltage {
- SEC_VOLTAGE_13,
- SEC_VOLTAGE_18
- } fe_sec_voltage_t;
- </programlisting>
- </section>
- <section id="DTV-TONE">
- <title><constant>DTV_TONE</constant></title>
- <para>Currently not used.</para>
- </section>
- <section id="DTV-PILOT">
- <title><constant>DTV_PILOT</constant></title>
- <para>Sets DVB-S2 pilot</para>
- <section id="fe-pilot-t">
- <title>fe_pilot type</title>
- <programlisting>
-typedef enum fe_pilot {
- PILOT_ON,
- PILOT_OFF,
- PILOT_AUTO,
-} fe_pilot_t;
- </programlisting>
- </section>
- </section>
- <section id="DTV-ROLLOFF">
- <title><constant>DTV_ROLLOFF</constant></title>
- <para>Sets DVB-S2 rolloff</para>
-
- <section id="fe-rolloff-t">
- <title>fe_rolloff type</title>
- <programlisting>
-typedef enum fe_rolloff {
- ROLLOFF_35, /* Implied value in DVB-S, default for DVB-S2 */
- ROLLOFF_20,
- ROLLOFF_25,
- ROLLOFF_AUTO,
-} fe_rolloff_t;
- </programlisting>
- </section>
- </section>
- <section id="DTV-DISEQC-SLAVE-REPLY">
- <title><constant>DTV_DISEQC_SLAVE_REPLY</constant></title>
- <para>Currently not implemented.</para>
- </section>
- <section id="DTV-FE-CAPABILITY-COUNT">
- <title><constant>DTV_FE_CAPABILITY_COUNT</constant></title>
- <para>Currently not implemented.</para>
- </section>
- <section id="DTV-FE-CAPABILITY">
- <title><constant>DTV_FE_CAPABILITY</constant></title>
- <para>Currently not implemented.</para>
- </section>
- <section id="DTV-DELIVERY-SYSTEM">
- <title><constant>DTV_DELIVERY_SYSTEM</constant></title>
- <para>Specifies the type of Delivery system</para>
- <section id="fe-delivery-system-t">
- <title>fe_delivery_system type</title>
- <para>Possible values: </para>
-<programlisting>
-
-typedef enum fe_delivery_system {
- SYS_UNDEFINED,
- SYS_DVBC_ANNEX_A,
- SYS_DVBC_ANNEX_B,
- SYS_DVBT,
- SYS_DSS,
- SYS_DVBS,
- SYS_DVBS2,
- SYS_DVBH,
- SYS_ISDBT,
- SYS_ISDBS,
- SYS_ISDBC,
- SYS_ATSC,
- SYS_ATSCMH,
- SYS_DMBTH,
- SYS_CMMB,
- SYS_DAB,
- SYS_DVBT2,
- SYS_TURBO,
- SYS_DVBC_ANNEX_C,
-} fe_delivery_system_t;
-</programlisting>
- </section>
- </section>
- <section id="DTV-ISDBT-PARTIAL-RECEPTION">
- <title><constant>DTV_ISDBT_PARTIAL_RECEPTION</constant></title>
-
- <para>If <constant>DTV_ISDBT_SOUND_BROADCASTING</constant> is '0' this bit-field represents whether
- the channel is in partial reception mode or not.</para>
-
- <para>If '1' <constant>DTV_ISDBT_LAYERA_*</constant> values are assigned to the center segment and
- <constant>DTV_ISDBT_LAYERA_SEGMENT_COUNT</constant> has to be '1'.</para>
-
- <para>If in addition <constant>DTV_ISDBT_SOUND_BROADCASTING</constant> is '1'
- <constant>DTV_ISDBT_PARTIAL_RECEPTION</constant> represents whether this ISDB-Tsb channel
- is consisting of one segment and layer or three segments and two layers.</para>
-
- <para>Possible values: 0, 1, -1 (AUTO)</para>
- </section>
- <section id="DTV-ISDBT-SOUND-BROADCASTING">
- <title><constant>DTV_ISDBT_SOUND_BROADCASTING</constant></title>
-
- <para>This field represents whether the other DTV_ISDBT_*-parameters are
- referring to an ISDB-T and an ISDB-Tsb channel. (See also
- <constant>DTV_ISDBT_PARTIAL_RECEPTION</constant>).</para>
-
- <para>Possible values: 0, 1, -1 (AUTO)</para>
- </section>
- <section id="DTV-ISDBT-SB-SUBCHANNEL-ID">
- <title><constant>DTV_ISDBT_SB_SUBCHANNEL_ID</constant></title>
-
- <para>This field only applies if <constant>DTV_ISDBT_SOUND_BROADCASTING</constant> is '1'.</para>
-
- <para>(Note of the author: This might not be the correct description of the
- <constant>SUBCHANNEL-ID</constant> in all details, but it is my understanding of the technical
- background needed to program a device)</para>
-
- <para>An ISDB-Tsb channel (1 or 3 segments) can be broadcasted alone or in a
- set of connected ISDB-Tsb channels. In this set of channels every
- channel can be received independently. The number of connected
- ISDB-Tsb segment can vary, e.g. depending on the frequency spectrum
- bandwidth available.</para>
-
- <para>Example: Assume 8 ISDB-Tsb connected segments are broadcasted. The
- 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.</para>
-
- <para>The underlying layer of segments are subchannels: each segment is
- consisting of several subchannels with a predefined IDs. A sub-channel
- is used to help the demodulator to synchronize on the channel.</para>
-
- <para>An ISDB-T channel is always centered over all sub-channels. As for
- the example above, in ISDB-Tsb it is no longer as simple as that.</para>
-
- <para><constant>The DTV_ISDBT_SB_SUBCHANNEL_ID</constant> parameter is used to give the
- sub-channel ID of the segment to be demodulated.</para>
-
- <para>Possible values: 0 .. 41, -1 (AUTO)</para>
- </section>
- <section id="DTV-ISDBT-SB-SEGMENT-IDX">
- <title><constant>DTV_ISDBT_SB_SEGMENT_IDX</constant></title>
- <para>This field only applies if <constant>DTV_ISDBT_SOUND_BROADCASTING</constant> is '1'.</para>
- <para><constant>DTV_ISDBT_SB_SEGMENT_IDX</constant> gives the index of the segment to be
- demodulated for an ISDB-Tsb channel where several of them are
- transmitted in the connected manner.</para>
- <para>Possible values: 0 .. <constant>DTV_ISDBT_SB_SEGMENT_COUNT</constant> - 1</para>
- <para>Note: This value cannot be determined by an automatic channel search.</para>
- </section>
- <section id="DTV-ISDBT-SB-SEGMENT-COUNT">
- <title><constant>DTV_ISDBT_SB_SEGMENT_COUNT</constant></title>
- <para>This field only applies if <constant>DTV_ISDBT_SOUND_BROADCASTING</constant> is '1'.</para>
- <para><constant>DTV_ISDBT_SB_SEGMENT_COUNT</constant> gives the total count of connected ISDB-Tsb
- channels.</para>
- <para>Possible values: 1 .. 13</para>
- <para>Note: This value cannot be determined by an automatic channel search.</para>
- </section>
- <section id="isdb-hierq-layers">
- <title><constant>DTV-ISDBT-LAYER*</constant> parameters</title>
- <para>ISDB-T channels can be coded hierarchically. As opposed to DVB-T in
- ISDB-T hierarchical layers can be decoded simultaneously. For that
- reason a ISDB-T demodulator has 3 viterbi and 3 reed-solomon-decoders.</para>
- <para>ISDB-T has 3 hierarchical layers which each can use a part of the
- available segments. The total number of segments over all layers has
- to 13 in ISDB-T.</para>
- <para>There are 3 parameter sets, for Layers A, B and C.</para>
- <section id="DTV-ISDBT-LAYER-ENABLED">
- <title><constant>DTV_ISDBT_LAYER_ENABLED</constant></title>
- <para>Hierarchical reception in ISDB-T is achieved by enabling or disabling
- layers in the decoding process. Setting all bits of
- <constant>DTV_ISDBT_LAYER_ENABLED</constant> to '1' forces all layers (if applicable) to be
- demodulated. This is the default.</para>
- <para>If the channel is in the partial reception mode
- (<constant>DTV_ISDBT_PARTIAL_RECEPTION</constant> = 1) the central segment can be decoded
- independently of the other 12 segments. In that mode layer A has to
- have a <constant>SEGMENT_COUNT</constant> of 1.</para>
- <para>In ISDB-Tsb only layer A is used, it can be 1 or 3 in ISDB-Tsb
- according to <constant>DTV_ISDBT_PARTIAL_RECEPTION</constant>. <constant>SEGMENT_COUNT</constant> must be filled
- accordingly.</para>
- <para>Possible values: 0x1, 0x2, 0x4 (|-able)</para>
- <para><constant>DTV_ISDBT_LAYER_ENABLED[0:0]</constant> - layer A</para>
- <para><constant>DTV_ISDBT_LAYER_ENABLED[1:1]</constant> - layer B</para>
- <para><constant>DTV_ISDBT_LAYER_ENABLED[2:2]</constant> - layer C</para>
- <para><constant>DTV_ISDBT_LAYER_ENABLED[31:3]</constant> unused</para>
- </section>
- <section id="DTV-ISDBT-LAYER-FEC">
- <title><constant>DTV_ISDBT_LAYER*_FEC</constant></title>
- <para>Possible values: <constant>FEC_AUTO</constant>, <constant>FEC_1_2</constant>, <constant>FEC_2_3</constant>, <constant>FEC_3_4</constant>, <constant>FEC_5_6</constant>, <constant>FEC_7_8</constant></para>
- </section>
- <section id="DTV-ISDBT-LAYER-MODULATION">
- <title><constant>DTV_ISDBT_LAYER*_MODULATION</constant></title>
- <para>Possible values: <constant>QAM_AUTO</constant>, QP<constant>SK, QAM_16</constant>, <constant>QAM_64</constant>, <constant>DQPSK</constant></para>
- <para>Note: If layer C is <constant>DQPSK</constant> layer B has to be <constant>DQPSK</constant>. If layer B is <constant>DQPSK</constant>
- and <constant>DTV_ISDBT_PARTIAL_RECEPTION</constant>=0 layer has to be <constant>DQPSK</constant>.</para>
- </section>
- <section id="DTV-ISDBT-LAYER-SEGMENT-COUNT">
- <title><constant>DTV_ISDBT_LAYER*_SEGMENT_COUNT</constant></title>
- <para>Possible values: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, -1 (AUTO)</para>
- <para>Note: Truth table for <constant>DTV_ISDBT_SOUND_BROADCASTING</constant> and
- <constant>DTV_ISDBT_PARTIAL_RECEPTION</constant> and <constant>LAYER</constant>*_SEGMENT_COUNT</para>
- <informaltable id="isdbt-layer_seg-cnt-table">
- <tgroup cols="6">
- <tbody>
- <row>
- <entry>PR</entry>
- <entry>SB</entry>
- <entry>Layer A width</entry>
- <entry>Layer B width</entry>
- <entry>Layer C width</entry>
- <entry>total width</entry>
- </row>
- <row>
- <entry>0</entry>
- <entry>0</entry>
- <entry>1 .. 13</entry>
- <entry>1 .. 13</entry>
- <entry>1 .. 13</entry>
- <entry>13</entry>
- </row>
- <row>
- <entry>1</entry>
- <entry>0</entry>
- <entry>1</entry>
- <entry>1 .. 13</entry>
- <entry>1 .. 13</entry>
- <entry>13</entry>
- </row>
- <row>
- <entry>0</entry>
- <entry>1</entry>
- <entry>1</entry>
- <entry>0</entry>
- <entry>0</entry>
- <entry>1</entry>
- </row>
- <row>
- <entry>1</entry>
- <entry>1</entry>
- <entry>1</entry>
- <entry>2</entry>
- <entry>0</entry>
- <entry>13</entry>
- </row>
- </tbody>
- </tgroup>
- </informaltable>
- </section>
- <section id="DTV-ISDBT-LAYER-TIME-INTERLEAVING">
- <title><constant>DTV_ISDBT_LAYER*_TIME_INTERLEAVING</constant></title>
- <para>Possible values: 0, 1, 2, 3, -1 (AUTO)</para>
- <para>Note: The real inter-leaver depth-names depend on the mode (fft-size); the values
- here are referring to what can be found in the TMCC-structure -
- independent of the mode.</para>
- </section>
- <section id="DTV-ATSCMH-FIC-VER">
- <title><constant>DTV_ATSCMH_FIC_VER</constant></title>
- <para>Version number of the FIC (Fast Information Channel) signaling data.</para>
- <para>FIC is used for relaying information to allow rapid service acquisition by the receiver.</para>
- <para>Possible values: 0, 1, 2, 3, ..., 30, 31</para>
- </section>
- <section id="DTV-ATSCMH-PARADE-ID">
- <title><constant>DTV_ATSCMH_PARADE_ID</constant></title>
- <para>Parade identification number</para>
- <para>A parade is a collection of up to eight MH groups, conveying one or two ensembles.</para>
- <para>Possible values: 0, 1, 2, 3, ..., 126, 127</para>
- </section>
- <section id="DTV-ATSCMH-NOG">
- <title><constant>DTV_ATSCMH_NOG</constant></title>
- <para>Number of MH groups per MH subframe for a designated parade.</para>
- <para>Possible values: 1, 2, 3, 4, 5, 6, 7, 8</para>
- </section>
- <section id="DTV-ATSCMH-TNOG">
- <title><constant>DTV_ATSCMH_TNOG</constant></title>
- <para>Total number of MH groups including all MH groups belonging to all MH parades in one MH subframe.</para>
- <para>Possible values: 0, 1, 2, 3, ..., 30, 31</para>
- </section>
- <section id="DTV-ATSCMH-SGN">
- <title><constant>DTV_ATSCMH_SGN</constant></title>
- <para>Start group number.</para>
- <para>Possible values: 0, 1, 2, 3, ..., 14, 15</para>
- </section>
- <section id="DTV-ATSCMH-PRC">
- <title><constant>DTV_ATSCMH_PRC</constant></title>
- <para>Parade repetition cycle.</para>
- <para>Possible values: 1, 2, 3, 4, 5, 6, 7, 8</para>
- </section>
- <section id="DTV-ATSCMH-RS-FRAME-MODE">
- <title><constant>DTV_ATSCMH_RS_FRAME_MODE</constant></title>
- <para>RS frame mode.</para>
- <para>Possible values are:</para>
-<programlisting>
-typedef enum atscmh_rs_frame_mode {
- ATSCMH_RSFRAME_PRI_ONLY = 0,
- ATSCMH_RSFRAME_PRI_SEC = 1,
-} atscmh_rs_frame_mode_t;
-</programlisting>
- </section>
- <section id="DTV-ATSCMH-RS-FRAME-ENSEMBLE">
- <title><constant>DTV_ATSCMH_RS_FRAME_ENSEMBLE</constant></title>
- <para>RS frame ensemble.</para>
- <para>Possible values are:</para>
-<programlisting>
-typedef enum atscmh_rs_frame_ensemble {
- ATSCMH_RSFRAME_ENS_PRI = 0,
- ATSCMH_RSFRAME_ENS_SEC = 1,
-} atscmh_rs_frame_ensemble_t;
-</programlisting>
- </section>
- <section id="DTV-ATSCMH-RS-CODE-MODE-PRI">
- <title><constant>DTV_ATSCMH_RS_CODE_MODE_PRI</constant></title>
- <para>RS code mode (primary).</para>
- <para>Possible values are:</para>
-<programlisting>
-typedef enum atscmh_rs_code_mode {
- ATSCMH_RSCODE_211_187 = 0,
- ATSCMH_RSCODE_223_187 = 1,
- ATSCMH_RSCODE_235_187 = 2,
-} atscmh_rs_code_mode_t;
-</programlisting>
- </section>
- <section id="DTV-ATSCMH-RS-CODE-MODE-SEC">
- <title><constant>DTV_ATSCMH_RS_CODE_MODE_SEC</constant></title>
- <para>RS code mode (secondary).</para>
- <para>Possible values are:</para>
-<programlisting>
-typedef enum atscmh_rs_code_mode {
- ATSCMH_RSCODE_211_187 = 0,
- ATSCMH_RSCODE_223_187 = 1,
- ATSCMH_RSCODE_235_187 = 2,
-} atscmh_rs_code_mode_t;
-</programlisting>
- </section>
- <section id="DTV-ATSCMH-SCCC-BLOCK-MODE">
- <title><constant>DTV_ATSCMH_SCCC_BLOCK_MODE</constant></title>
- <para>Series Concatenated Convolutional Code Block Mode.</para>
- <para>Possible values are:</para>
-<programlisting>
-typedef enum atscmh_sccc_block_mode {
- ATSCMH_SCCC_BLK_SEP = 0,
- ATSCMH_SCCC_BLK_COMB = 1,
-} atscmh_sccc_block_mode_t;
-</programlisting>
- </section>
- <section id="DTV-ATSCMH-SCCC-CODE-MODE-A">
- <title><constant>DTV_ATSCMH_SCCC_CODE_MODE_A</constant></title>
- <para>Series Concatenated Convolutional Code Rate.</para>
- <para>Possible values are:</para>
-<programlisting>
-typedef enum atscmh_sccc_code_mode {
- ATSCMH_SCCC_CODE_HLF = 0,
- ATSCMH_SCCC_CODE_QTR = 1,
-} atscmh_sccc_code_mode_t;
-</programlisting>
- </section>
- <section id="DTV-ATSCMH-SCCC-CODE-MODE-B">
- <title><constant>DTV_ATSCMH_SCCC_CODE_MODE_B</constant></title>
- <para>Series Concatenated Convolutional Code Rate.</para>
- <para>Possible values are:</para>
-<programlisting>
-typedef enum atscmh_sccc_code_mode {
- ATSCMH_SCCC_CODE_HLF = 0,
- ATSCMH_SCCC_CODE_QTR = 1,
-} atscmh_sccc_code_mode_t;
-</programlisting>
- </section>
- <section id="DTV-ATSCMH-SCCC-CODE-MODE-C">
- <title><constant>DTV_ATSCMH_SCCC_CODE_MODE_C</constant></title>
- <para>Series Concatenated Convolutional Code Rate.</para>
- <para>Possible values are:</para>
-<programlisting>
-typedef enum atscmh_sccc_code_mode {
- ATSCMH_SCCC_CODE_HLF = 0,
- ATSCMH_SCCC_CODE_QTR = 1,
-} atscmh_sccc_code_mode_t;
-</programlisting>
- </section>
- <section id="DTV-ATSCMH-SCCC-CODE-MODE-D">
- <title><constant>DTV_ATSCMH_SCCC_CODE_MODE_D</constant></title>
- <para>Series Concatenated Convolutional Code Rate.</para>
- <para>Possible values are:</para>
-<programlisting>
-typedef enum atscmh_sccc_code_mode {
- ATSCMH_SCCC_CODE_HLF = 0,
- ATSCMH_SCCC_CODE_QTR = 1,
-} atscmh_sccc_code_mode_t;
-</programlisting>
- </section>
- </section>
- <section id="DTV-API-VERSION">
- <title><constant>DTV_API_VERSION</constant></title>
- <para>Returns the major/minor version of the DVB API</para>
- </section>
- <section id="DTV-CODE-RATE-HP">
- <title><constant>DTV_CODE_RATE_HP</constant></title>
- <para>Used on terrestrial transmissions. The acceptable values are:
- </para>
- <programlisting>
-typedef enum fe_code_rate {
- FEC_NONE = 0,
- FEC_1_2,
- FEC_2_3,
- FEC_3_4,
- FEC_4_5,
- FEC_5_6,
- FEC_6_7,
- FEC_7_8,
- FEC_8_9,
- FEC_AUTO,
- FEC_3_5,
- FEC_9_10,
-} fe_code_rate_t;
- </programlisting>
- </section>
- <section id="DTV-CODE-RATE-LP">
- <title><constant>DTV_CODE_RATE_LP</constant></title>
- <para>Used on terrestrial transmissions. The acceptable values are:
- </para>
- <programlisting>
-typedef enum fe_code_rate {
- FEC_NONE = 0,
- FEC_1_2,
- FEC_2_3,
- FEC_3_4,
- FEC_4_5,
- FEC_5_6,
- FEC_6_7,
- FEC_7_8,
- FEC_8_9,
- FEC_AUTO,
- FEC_3_5,
- FEC_9_10,
-} fe_code_rate_t;
- </programlisting>
- </section>
- <section id="DTV-GUARD-INTERVAL">
- <title><constant>DTV_GUARD_INTERVAL</constant></title>
-
- <para>Possible values are:</para>
-<programlisting>
-typedef enum fe_guard_interval {
- GUARD_INTERVAL_1_32,
- GUARD_INTERVAL_1_16,
- GUARD_INTERVAL_1_8,
- GUARD_INTERVAL_1_4,
- GUARD_INTERVAL_AUTO,
- GUARD_INTERVAL_1_128,
- GUARD_INTERVAL_19_128,
- GUARD_INTERVAL_19_256,
-} fe_guard_interval_t;
-</programlisting>
-
- <para>Notes:</para>
- <para>1) If <constant>DTV_GUARD_INTERVAL</constant> is set the <constant>GUARD_INTERVAL_AUTO</constant> the hardware will
- try to find the correct guard interval (if capable) and will use TMCC to fill
- in the missing parameters.</para>
- <para>2) Intervals 1/128, 19/128 and 19/256 are used only for DVB-T2 at present</para>
- </section>
- <section id="DTV-TRANSMISSION-MODE">
- <title><constant>DTV_TRANSMISSION_MODE</constant></title>
-
- <para>Specifies the number of carriers used by the standard</para>
-
- <para>Possible values are:</para>
-<programlisting>
-typedef enum fe_transmit_mode {
- TRANSMISSION_MODE_2K,
- TRANSMISSION_MODE_8K,
- TRANSMISSION_MODE_AUTO,
- TRANSMISSION_MODE_4K,
- TRANSMISSION_MODE_1K,
- TRANSMISSION_MODE_16K,
- TRANSMISSION_MODE_32K,
-} fe_transmit_mode_t;
-</programlisting>
- <para>Notes:</para>
- <para>1) ISDB-T supports three carrier/symbol-size: 8K, 4K, 2K. It is called
- 'mode' in the standard: Mode 1 is 2K, mode 2 is 4K, mode 3 is 8K</para>
-
- <para>2) If <constant>DTV_TRANSMISSION_MODE</constant> is set the <constant>TRANSMISSION_MODE_AUTO</constant> the
- hardware will try to find the correct FFT-size (if capable) and will
- use TMCC to fill in the missing parameters.</para>
- <para>3) DVB-T specifies 2K and 8K as valid sizes.</para>
- <para>4) DVB-T2 specifies 1K, 2K, 4K, 8K, 16K and 32K.</para>
- </section>
- <section id="DTV-HIERARCHY">
- <title><constant>DTV_HIERARCHY</constant></title>
- <para>Frontend hierarchy</para>
- <programlisting>
-typedef enum fe_hierarchy {
- HIERARCHY_NONE,
- HIERARCHY_1,
- HIERARCHY_2,
- HIERARCHY_4,
- HIERARCHY_AUTO
- } fe_hierarchy_t;
- </programlisting>
- </section>
- <section id="DTV-ISDBS-TS-ID">
- <title><constant>DTV_ISDBS_TS_ID</constant></title>
- <para>Currently unused.</para>
- </section>
- <section id="DTV-DVBT2-PLP-ID">
- <title><constant>DTV_DVBT2_PLP_ID</constant></title>
- <para>DVB-T2 supports Physical Layer Pipes (PLP) to allow transmission of
- many data types via a single multiplex. The API will soon support this
- at which point this section will be expanded.</para>
- </section>
- <section id="DTV_ENUM_DELSYS">
- <title><constant>DTV_ENUM_DELSYS</constant></title>
- <para>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 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 </para>
- </section>
-</section>
- <section id="frontend-property-terrestrial-systems">
- <title>Properties used on terrestrial delivery systems</title>
- <section id="dvbt-params">
- <title>DVB-T delivery system</title>
- <para>The following parameters are valid for DVB-T:</para>
- <itemizedlist mark='opencircle'>
- <listitem><para><link linkend="DTV-API-VERSION"><constant>DTV_API_VERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-DELIVERY-SYSTEM"><constant>DTV_DELIVERY_SYSTEM</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TUNE"><constant>DTV_TUNE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CLEAR"><constant>DTV_CLEAR</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-FREQUENCY"><constant>DTV_FREQUENCY</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-MODULATION"><constant>DTV_MODULATION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-BANDWIDTH-HZ"><constant>DTV_BANDWIDTH_HZ</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-INVERSION"><constant>DTV_INVERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CODE-RATE-HP"><constant>DTV_CODE_RATE_HP</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CODE-RATE-LP"><constant>DTV_CODE_RATE_LP</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-GUARD-INTERVAL"><constant>DTV_GUARD_INTERVAL</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TRANSMISSION-MODE"><constant>DTV_TRANSMISSION_MODE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-HIERARCHY"><constant>DTV_HIERARCHY</constant></link></para></listitem>
- </itemizedlist>
- </section>
- <section id="dvbt2-params">
- <title>DVB-T2 delivery system</title>
- <para>DVB-T2 support is currently in the early stages
- of development, so expect that this section maygrow and become
- more detailed with time.</para>
- <para>The following parameters are valid for DVB-T2:</para>
- <itemizedlist mark='opencircle'>
- <listitem><para><link linkend="DTV-API-VERSION"><constant>DTV_API_VERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-DELIVERY-SYSTEM"><constant>DTV_DELIVERY_SYSTEM</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TUNE"><constant>DTV_TUNE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CLEAR"><constant>DTV_CLEAR</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-FREQUENCY"><constant>DTV_FREQUENCY</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-MODULATION"><constant>DTV_MODULATION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-BANDWIDTH-HZ"><constant>DTV_BANDWIDTH_HZ</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-INVERSION"><constant>DTV_INVERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CODE-RATE-HP"><constant>DTV_CODE_RATE_HP</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CODE-RATE-LP"><constant>DTV_CODE_RATE_LP</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-GUARD-INTERVAL"><constant>DTV_GUARD_INTERVAL</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TRANSMISSION-MODE"><constant>DTV_TRANSMISSION_MODE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-HIERARCHY"><constant>DTV_HIERARCHY</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-DVBT2-PLP-ID"><constant>DTV_DVBT2_PLP_ID</constant></link></para></listitem>
- </itemizedlist>
- </section>
- <section id="isdbt">
- <title>ISDB-T delivery system</title>
- <para>This ISDB-T/ISDB-Tsb API extension should reflect all information
- needed to tune any ISDB-T/ISDB-Tsb hardware. Of course it is possible
- that some very sophisticated devices won't need certain parameters to
- tune.</para>
- <para>The information given here should help application writers to know how
- to handle ISDB-T and ISDB-Tsb hardware using the Linux DVB-API.</para>
- <para>The details given here about ISDB-T and ISDB-Tsb are just enough to
- basically show the dependencies between the needed parameter values,
- but surely some information is left out. For more detailed information
- see the following documents:</para>
- <para>ARIB STD-B31 - "Transmission System for Digital Terrestrial
- Television Broadcasting" and</para>
- <para>ARIB TR-B14 - "Operational Guidelines for Digital Terrestrial
- Television Broadcasting".</para>
- <para>In order to understand the ISDB specific parameters,
- one has to have some knowledge the channel structure in
- ISDB-T and ISDB-Tsb. I.e. it has to be known to
- the reader that an ISDB-T channel consists of 13 segments,
- that it can have up to 3 layer sharing those segments,
- and things like that.</para>
- <para>The following parameters are valid for ISDB-T:</para>
- <itemizedlist mark='opencircle'>
- <listitem><para><link linkend="DTV-API-VERSION"><constant>DTV_API_VERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-DELIVERY-SYSTEM"><constant>DTV_DELIVERY_SYSTEM</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TUNE"><constant>DTV_TUNE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CLEAR"><constant>DTV_CLEAR</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-FREQUENCY"><constant>DTV_FREQUENCY</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-BANDWIDTH-HZ"><constant>DTV_BANDWIDTH_HZ</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-INVERSION"><constant>DTV_INVERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-GUARD-INTERVAL"><constant>DTV_GUARD_INTERVAL</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TRANSMISSION-MODE"><constant>DTV_TRANSMISSION_MODE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-ENABLED"><constant>DTV_ISDBT_LAYER_ENABLED</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-PARTIAL-RECEPTION"><constant>DTV_ISDBT_PARTIAL_RECEPTION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-SOUND-BROADCASTING"><constant>DTV_ISDBT_SOUND_BROADCASTING</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-SB-SUBCHANNEL-ID"><constant>DTV_ISDBT_SB_SUBCHANNEL_ID</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-SB-SEGMENT-IDX"><constant>DTV_ISDBT_SB_SEGMENT_IDX</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-SB-SEGMENT-COUNT"><constant>DTV_ISDBT_SB_SEGMENT_COUNT</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-FEC"><constant>DTV_ISDBT_LAYERA_FEC</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-MODULATION"><constant>DTV_ISDBT_LAYERA_MODULATION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-SEGMENT-COUNT"><constant>DTV_ISDBT_LAYERA_SEGMENT_COUNT</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-TIME-INTERLEAVING"><constant>DTV_ISDBT_LAYERA_TIME_INTERLEAVING</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-FEC"><constant>DTV_ISDBT_LAYERB_FEC</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-MODULATION"><constant>DTV_ISDBT_LAYERB_MODULATION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-SEGMENT-COUNT"><constant>DTV_ISDBT_LAYERB_SEGMENT_COUNT</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-TIME-INTERLEAVING"><constant>DTV_ISDBT_LAYERB_TIME_INTERLEAVING</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-FEC"><constant>DTV_ISDBT_LAYERC_FEC</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-MODULATION"><constant>DTV_ISDBT_LAYERC_MODULATION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-SEGMENT-COUNT"><constant>DTV_ISDBT_LAYERC_SEGMENT_COUNT</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBT-LAYER-TIME-INTERLEAVING"><constant>DTV_ISDBT_LAYERC_TIME_INTERLEAVING</constant></link></para></listitem>
- </itemizedlist>
- </section>
- <section id="atsc-params">
- <title>ATSC delivery system</title>
- <para>The following parameters are valid for ATSC:</para>
- <itemizedlist mark='opencircle'>
- <listitem><para><link linkend="DTV-API-VERSION"><constant>DTV_API_VERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-DELIVERY-SYSTEM"><constant>DTV_DELIVERY_SYSTEM</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TUNE"><constant>DTV_TUNE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CLEAR"><constant>DTV_CLEAR</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-FREQUENCY"><constant>DTV_FREQUENCY</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-MODULATION"><constant>DTV_MODULATION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-BANDWIDTH-HZ"><constant>DTV_BANDWIDTH_HZ</constant></link></para></listitem>
- </itemizedlist>
- </section>
- <section id="atscmh-params">
- <title>ATSC-MH delivery system</title>
- <para>The following parameters are valid for ATSC-MH:</para>
- <itemizedlist mark='opencircle'>
- <listitem><para><link linkend="DTV-API-VERSION"><constant>DTV_API_VERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-DELIVERY-SYSTEM"><constant>DTV_DELIVERY_SYSTEM</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TUNE"><constant>DTV_TUNE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CLEAR"><constant>DTV_CLEAR</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-FREQUENCY"><constant>DTV_FREQUENCY</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-BANDWIDTH-HZ"><constant>DTV_BANDWIDTH_HZ</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-FIC-VER"><constant>DTV_ATSCMH_FIC_VER</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-PARADE-ID"><constant>DTV_ATSCMH_PARADE_ID</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-NOG"><constant>DTV_ATSCMH_NOG</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-TNOG"><constant>DTV_ATSCMH_TNOG</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-SGN"><constant>DTV_ATSCMH_SGN</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-PRC"><constant>DTV_ATSCMH_PRC</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-RS-FRAME-MODE"><constant>DTV_ATSCMH_RS_FRAME_MODE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-RS-FRAME-ENSEMBLE"><constant>DTV_ATSCMH_RS_FRAME_ENSEMBLE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-CODE-MODE-PRI"><constant>DTV_ATSCMH_CODE_MODE_PRI</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-CODE-MODE-SEC"><constant>DTV_ATSCMH_CODE_MODE_SEC</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-SCCC-BLOCK-MODE"><constant>DTV_ATSCMH_SCCC_BLOCK_MODE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-SCCC-CODE_MODE-A"><constant>DTV_ATSCMH_SCCC_CODE_MODE_A</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-SCCC-CODE_MODE-B"><constant>DTV_ATSCMH_SCCC_CODE_MODE_B</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-SCCC-CODE_MODE-C"><constant>DTV_ATSCMH_SCCC_CODE_MODE_C</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ATSCMH-SCCC-CODE_MODE-D"><constant>DTV_ATSCMH_SCCC_CODE_MODE_D</constant></link></para></listitem>
- </itemizedlist>
- </section>
- </section>
- <section id="frontend-property-cable-systems">
- <title>Properties used on cable delivery systems</title>
- <section id="dvbc-params">
- <title>DVB-C delivery system</title>
- <para>The DVB-C Annex-A is the widely used cable standard. Transmission uses QAM modulation.</para>
- <para>The DVB-C Annex-C is optimized for 6MHz, and is used in Japan. It supports a subset of the Annex A modulation types, and a roll-off of 0.13, instead of 0.15</para>
- <para>The following parameters are valid for DVB-C Annex A/C:</para>
- <itemizedlist mark='opencircle'>
- <listitem><para><link linkend="DTV-API-VERSION"><constant>DTV_API_VERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-DELIVERY-SYSTEM"><constant>DTV_DELIVERY_SYSTEM</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TUNE"><constant>DTV_TUNE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CLEAR"><constant>DTV_CLEAR</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-FREQUENCY"><constant>DTV_FREQUENCY</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-MODULATION"><constant>DTV_MODULATION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-INVERSION"><constant>DTV_INVERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-SYMBOL-RATE"><constant>DTV_SYMBOL_RATE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-INNER-FEC"><constant>DTV_INNER_FEC</constant></link></para></listitem>
- </itemizedlist>
- </section>
- <section id="dvbc-annex-b-params">
- <title>DVB-C Annex B delivery system</title>
- <para>The DVB-C Annex-B is only used on a few Countries like the United States.</para>
- <para>The following parameters are valid for DVB-C Annex B:</para>
- <itemizedlist mark='opencircle'>
- <listitem><para><link linkend="DTV-API-VERSION"><constant>DTV_API_VERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-DELIVERY-SYSTEM"><constant>DTV_DELIVERY_SYSTEM</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TUNE"><constant>DTV_TUNE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CLEAR"><constant>DTV_CLEAR</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-FREQUENCY"><constant>DTV_FREQUENCY</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-MODULATION"><constant>DTV_MODULATION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-INVERSION"><constant>DTV_INVERSION</constant></link></para></listitem>
- </itemizedlist>
- </section>
- </section>
- <section id="frontend-property-satellital-systems">
- <title>Properties used on satellital delivery systems</title>
- <section id="dvbs-params">
- <title>DVB-S delivery system</title>
- <para>The following parameters are valid for DVB-S:</para>
- <itemizedlist mark='opencircle'>
- <listitem><para><link linkend="DTV-API-VERSION"><constant>DTV_API_VERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-DELIVERY-SYSTEM"><constant>DTV_DELIVERY_SYSTEM</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TUNE"><constant>DTV_TUNE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CLEAR"><constant>DTV_CLEAR</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-FREQUENCY"><constant>DTV_FREQUENCY</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-INVERSION"><constant>DTV_INVERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-SYMBOL-RATE"><constant>DTV_SYMBOL_RATE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-INNER-FEC"><constant>DTV_INNER_FEC</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-VOLTAGE"><constant>DTV_VOLTAGE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TONE"><constant>DTV_TONE</constant></link></para></listitem>
- </itemizedlist>
- <para>Future implementations might add those two missing parameters:</para>
- <itemizedlist mark='opencircle'>
- <listitem><para><link linkend="DTV-DISEQC-MASTER"><constant>DTV_DISEQC_MASTER</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-DISEQC-SLAVE-REPLY"><constant>DTV_DISEQC_SLAVE_REPLY</constant></link></para></listitem>
- </itemizedlist>
- </section>
- <section id="dvbs2-params">
- <title>DVB-S2 delivery system</title>
- <para>In addition to all parameters valid for DVB-S, DVB-S2 supports the following parameters:</para>
- <itemizedlist mark='opencircle'>
- <listitem><para><link linkend="DTV-MODULATION"><constant>DTV_MODULATION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-PILOT"><constant>DTV_PILOT</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ROLLOFF"><constant>DTV_ROLLOFF</constant></link></para></listitem>
- </itemizedlist>
- </section>
- <section id="turbo-params">
- <title>Turbo code delivery system</title>
- <para>In addition to all parameters valid for DVB-S, turbo code supports the following parameters:</para>
- <itemizedlist mark='opencircle'>
- <listitem><para><link linkend="DTV-MODULATION"><constant>DTV_MODULATION</constant></link></para></listitem>
- </itemizedlist>
- </section>
- <section id="isdbs-params">
- <title>ISDB-S delivery system</title>
- <para>The following parameters are valid for ISDB-S:</para>
- <itemizedlist mark='opencircle'>
- <listitem><para><link linkend="DTV-API-VERSION"><constant>DTV_API_VERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-DELIVERY-SYSTEM"><constant>DTV_DELIVERY_SYSTEM</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-TUNE"><constant>DTV_TUNE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-CLEAR"><constant>DTV_CLEAR</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-FREQUENCY"><constant>DTV_FREQUENCY</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-INVERSION"><constant>DTV_INVERSION</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-SYMBOL-RATE"><constant>DTV_SYMBOL_RATE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-INNER-FEC"><constant>DTV_INNER_FEC</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-VOLTAGE"><constant>DTV_VOLTAGE</constant></link></para></listitem>
- <listitem><para><link linkend="DTV-ISDBS-TS-ID"><constant>DTV_ISDBS_TS_ID</constant></link></para></listitem>
- </itemizedlist>
- </section>
- </section>
-</section>