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sys/dvb/: Add ATSC tunning and channels.conf parsing support.

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Original commit message from CVS:
patch by: Michael Krufky
* sys/dvb/gstdvbsrc.c:
* sys/dvb/parsechannels.c:
Add ATSC tunning and channels.conf parsing support.
Fixes #537455
This commit is contained in:
Michael Krufky 2008-08-18 11:13:07 +00:00 committed by Zaheer Abbas Merali
parent cbc5127190
commit e2c08fe736
3 changed files with 46 additions and 0 deletions
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9
ChangeLog
View file

@ -1,3 +1,12 @@
2008-08-18 Zaheer Abbas Merali <zaheerabbas at merali dot org>
patch by: Michael Krufky
* sys/dvb/gstdvbsrc.c:
* sys/dvb/parsechannels.c:
Add ATSC tunning and channels.conf parsing support.
Fixes #537455
2008-08-13 Michael Smith <msmith@songbirdnest.com>
* sys/dshowdecwrapper/gstdshowaudiodec.c:

12
sys/dvb/gstdvbsrc.c
View file

@ -141,6 +141,8 @@ gst_dvbsrc_modulation_get_type (void)
{QAM_128, "QAM 128", "QAM 128"},
{QAM_256, "QAM 256", "QAM 256"},
{QAM_AUTO, "AUTO", "AUTO"},
{VSB_8, "8VSB", "8VSB"},
{VSB_16, "16VSB", "16VSB"},
{0, NULL, NULL},
};
@ -745,6 +747,11 @@ gst_dvbsrc_open_frontend (GstDvbSrc * object)
G_TYPE_BOOLEAN, fe_info.caps % FE_CAN_HIERARCHY_AUTO, "auto-fec",
G_TYPE_BOOLEAN, fe_info.caps & FE_CAN_FEC_AUTO, NULL);
break;
case FE_ATSC:
adapter_desc = "ATSC";
adapter_structure = gst_structure_new ("dvb-adapter",
"type", G_TYPE_STRING, adapter_desc, NULL);
break;
default:
g_error ("Unknown frontend type: %d", object->adapter_type);
adapter_structure = gst_structure_new ("dvb-adapter",
@ -1276,6 +1283,11 @@ gst_dvbsrc_tune (GstDvbSrc * object)
feparams.u.qam.modulation = object->modulation;
feparams.u.qam.symbol_rate = sym_rate;
break;
case FE_ATSC:
GST_INFO_OBJECT (object, "Tuning ATSC to %d", freq);
feparams.frequency = freq;
feparams.u.vsb.modulation = object->modulation;
break;
default:
g_error ("Unknown frontend type: %d", object->adapter_type);

25
sys/dvb/parsechannels.c
View file

@ -101,6 +101,15 @@ parse_channels_conf_from_file (const gchar * filename)
g_hash_table_insert (params, g_strdup ("frequency"),
g_strdup (fields[1]));
parsed = TRUE;
} else if (numfields == 6) {
/* atsc (vsb/qam) */
g_hash_table_insert (params, g_strdup ("type"), g_strdup ("atsc"));
g_hash_table_insert (params, g_strdup ("modulation"),
g_strdup (fields[2]));
g_hash_table_insert (params, g_strdup ("frequency"),
g_strdup (fields[1]));
parsed = TRUE;
}
if (parsed) {
g_hash_table_insert (params, g_strdup ("sid"),
@ -352,6 +361,22 @@ set_properties_for_channel (GObject * dvbbasebin, const gchar * channel_name)
g_object_set (dvbbasebin, "inversion", 1, NULL);
else
g_object_set (dvbbasebin, "inversion", 2, NULL);
} else if (strcmp (type, "atsc") == 0) {
gchar *val;
ret = TRUE;
val = g_hash_table_lookup (params, "modulation");
if (strcmp (val, "QAM_64") == 0)
g_object_set (dvbbasebin, "modulation", 3, NULL);
else if (strcmp (val, "QAM_256") == 0)
g_object_set (dvbbasebin, "modulation", 5, NULL);
else if (strcmp (val, "8VSB") == 0)
g_object_set (dvbbasebin, "modulation", 7, NULL);
else if (strcmp (val, "16VSB") == 0)
g_object_set (dvbbasebin, "modulation", 8, NULL);
else
ret = FALSE;
}
}
destroy_channels_hash (channels);