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sys/dvb/gstdvbsrc.c: Add initial support for multiproto driver (not yet merged into v4l-dvb mainline yet).

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Original commit message from CVS:
* sys/dvb/gstdvbsrc.c:
Add initial support for multiproto driver (not yet merged into
v4l-dvb mainline yet).
Only works for DVB-S not DVB-S2, DVB-T, DVB-C or other.
This commit is contained in:
Zaheer Abbas Merali 2008-02-23 11:56:41 +00:00
parent 7ff5e77f81
commit 0445c66a1e
3 changed files with 35 additions and 9 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
2008-02-23 Zaheer Abbas Merali <zaheerabbas at merali dot org>
* sys/dvb/gstdvbsrc.c:
Add initial support for multiproto driver (not yet merged into
v4l-dvb mainline yet).
Only works for DVB-S not DVB-S2, DVB-T, DVB-C or other.
2008-02-22 Tim-Philipp Müller <tim at centricular dot net>
* docs/plugins/inspect/plugin-alsaspdif.xml:

2
common

@ -1 +1 @@
Subproject commit 135628f16d422584d3454fb9c9805e7be25760a1
Subproject commit bd6ec57040fe3fa93e21ca440dfe494e3ee18555

35
sys/dvb/gstdvbsrc.c
View file

@ -36,6 +36,7 @@
#define _XOPEN_SOURCE 500
#include <unistd.h>
#include <linux/dvb/version.h>
#include <linux/dvb/frontend.h>
#include <linux/dvb/dmx.h>
@ -1175,7 +1176,11 @@ diseqc (int secfd, int sat_no, int voltage, int tone)
static gboolean
gst_dvbsrc_tune (GstDvbSrc * object)
{
#if DVB_API_VERSION == 3 && DVB_API_VERSION_MINOR == 3
struct dvbfe_params feparams;
#else
struct dvb_frontend_parameters feparams;
#endif
fe_sec_voltage_t voltage;
int i;
fe_status_t status;
@ -1202,7 +1207,6 @@ gst_dvbsrc_tune (GstDvbSrc * object)
switch (object->adapter_type) {
case FE_QPSK:
object->tone = SEC_TONE_OFF;
if (freq > 2200000) {
// this must be an absolute frequency
@ -1216,15 +1220,22 @@ gst_dvbsrc_tune (GstDvbSrc * object)
// this is an L-Band frequency
feparams.frequency = freq;
}
feparams.inversion = INVERSION_AUTO;
GST_DEBUG_OBJECT (object, "api version %d.%d", DVB_API_VERSION,
DVB_API_VERSION_MINOR);
#if DVB_API_VERSION == 3 && DVB_API_VERSION_MINOR == 3
GST_DEBUG_OBJECT (object, "using multiproto driver");
feparams.delsys.dvbs.symbol_rate = sym_rate;
feparams.delsys.dvbs.fec = object->code_rate_hp;
#else
feparams.u.qpsk.symbol_rate = sym_rate;
feparams.u.qpsk.fec_inner = object->code_rate_hp;
#endif
GST_INFO_OBJECT (object,
"tuning DVB-S to L-Band:%u, Pol:%d, srate=%u, 22kHz=%s",
feparams.frequency, object->pol, sym_rate,
object->tone == SEC_TONE_ON ? "on" : "off");
feparams.inversion = INVERSION_AUTO;
feparams.u.qpsk.symbol_rate = sym_rate;
feparams.u.qpsk.fec_inner = object->code_rate_hp;
if (object->pol == DVB_POL_H)
voltage = SEC_VOLTAGE_18;
else
@ -1248,7 +1259,10 @@ gst_dvbsrc_tune (GstDvbSrc * object)
break;
case FE_OFDM:
feparams.frequency = freq;
#if DVB_API_VERSION == 3 && DVB_API_VERSION_MINOR == 3
#else
feparams.u.ofdm.bandwidth = object->bandwidth;
feparams.u.ofdm.code_rate_HP = object->code_rate_hp;
feparams.u.ofdm.code_rate_LP = object->code_rate_lp;
@ -1256,6 +1270,7 @@ gst_dvbsrc_tune (GstDvbSrc * object)
feparams.u.ofdm.transmission_mode = object->transmission_mode;
feparams.u.ofdm.guard_interval = object->guard_interval;
feparams.u.ofdm.hierarchy_information = object->hierarchy_information;
#endif
feparams.inversion = object->inversion;
GST_INFO_OBJECT (object, "tuning DVB-T to %d Hz\n", freq);
@ -1264,9 +1279,9 @@ gst_dvbsrc_tune (GstDvbSrc * object)
GST_INFO_OBJECT (object, "Tuning DVB-C to %d, srate=%d", freq, sym_rate);
feparams.frequency = freq;
feparams.inversion = INVERSION_OFF;
feparams.u.qam.fec_inner = FEC_AUTO;
feparams.u.qam.modulation = object->modulation;
feparams.u.qam.symbol_rate = sym_rate;
/*feparams.u.qam.fec_inner = FEC_AUTO;
feparams.u.qam.modulation = object->modulation;
feparams.u.qam.symbol_rate = sym_rate; */
break;
default:
g_error ("Unknown frontend type: %d", object->adapter_type);
@ -1274,7 +1289,11 @@ gst_dvbsrc_tune (GstDvbSrc * object)
}
usleep (100000);
/* now tune the frontend */
#if DVB_API_VERSION == 3 && DVB_API_VERSION_MINOR == 3
if (ioctl (object->fd_frontend, DVBFE_SET_PARAMS, &feparams) < 0) {
#else
if (ioctl (object->fd_frontend, FE_SET_FRONTEND, &feparams) < 0) {
#endif
g_warning ("Error tuning channel: %s", strerror (errno));
}
for (i = 0; i < 15; i++) {