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-rw-r--r--src/input/dvb/frontend.h13
-rw-r--r--src/input/input_dvb.c72
2 files changed, 77 insertions, 8 deletions
diff --git a/src/input/dvb/frontend.h b/src/input/dvb/frontend.h
index 937469ac1..aa671d43d 100644
--- a/src/input/dvb/frontend.h
+++ b/src/input/dvb/frontend.h
@@ -42,7 +42,8 @@
typedef enum {
FE_QPSK,
FE_QAM,
- FE_OFDM
+ FE_OFDM,
+ FE_ATSC
} fe_type_t;
@@ -69,6 +70,8 @@ typedef enum {
FE_CAN_BANDWIDTH_AUTO = 0x40000,
FE_CAN_GUARD_INTERVAL_AUTO = 0x80000,
FE_CAN_HIERARCHY_AUTO = 0x100000,
+ FE_CAN_8VSB = 0x200000,
+ FE_CAN_16VSB = 0x400000,
FE_CAN_MUTE_TS = 0x80000000,
FE_CAN_CLEAN_SETUP = 0x40000000
} fe_caps_t;
@@ -163,7 +166,9 @@ typedef enum {
QAM_64,
QAM_128,
QAM_256,
- QAM_AUTO
+ QAM_AUTO,
+ VSB_8,
+ VSB_16
} fe_modulation_t;
@@ -211,6 +216,9 @@ struct dvb_qam_parameters {
fe_modulation_t modulation; /* modulation type (see above) */
};
+struct dvb_vsb_parameters {
+ fe_modulation_t modulation; /* modulation type (see above) */
+};
struct dvb_ofdm_parameters {
fe_bandwidth_t bandwidth;
@@ -231,6 +239,7 @@ struct dvb_frontend_parameters {
struct dvb_qpsk_parameters qpsk;
struct dvb_qam_parameters qam;
struct dvb_ofdm_parameters ofdm;
+ struct dvb_vsb_parameters vsb;
} u;
};
diff --git a/src/input/input_dvb.c b/src/input/input_dvb.c
index a539801ff..f1c12a3cf 100644
--- a/src/input/input_dvb.c
+++ b/src/input/input_dvb.c
@@ -39,7 +39,9 @@
* - Now tuning to an erroneus channel shouldn't hang but stop
* the playback and output a log describing the error.
* - Style cleanups here and there.
- *
+ *
+ * 06-Apr-2006 Jack Steven Kelliher
+ * - Add ATSC support
*
* TODO/Wishlist: (not in any order)
* - Parse all Administrative PIDs - NIT,SDT,CAT etc
@@ -397,6 +399,14 @@ static const Param hierarchy_list [] = {
{ NULL, 0 }
};
+static const Param atsc_list [] = {
+ { "8VSB", VSB_8 },
+ { "QAM_256", QAM_256 },
+ { "QAM_64", QAM_64 },
+ { "QAM", QAM_AUTO },
+ { NULL, 0 }
+};
+
static const Param qam_list [] = {
{ "QPSK", QPSK },
{ "QAM_128", QAM_128 },
@@ -624,6 +634,7 @@ static tuner_t *tuner_init(xine_t * xine, int adapter)
if(this->feinfo.type==FE_QPSK) xprintf(this->xine,XINE_VERBOSITY_DEBUG,"SAT Card\n");
if(this->feinfo.type==FE_QAM) xprintf(this->xine,XINE_VERBOSITY_DEBUG,"CAB Card\n");
if(this->feinfo.type==FE_OFDM) xprintf(this->xine,XINE_VERBOSITY_DEBUG,"TER Card\n");
+ if(this->feinfo.type==FE_ATSC) xprintf(this->xine,XINE_VERBOSITY_DEBUG,"US Card\n");
if ((test_video=open(video_device, O_RDWR)) < 0) {
xprintf(this->xine,XINE_VERBOSITY_DEBUG,"input_dvb: Card has no hardware decoder\n");
@@ -701,6 +712,7 @@ static int extract_channel_from_string(channel_t * channel,char * str,fe_type_t
(DVBT) OFDM: <channel name>:<frequency>:<inversion>:
<bw>:<fec_hp>:<fec_lp>:<qam>:
<transmissionm>:<guardlist>:<hierarchinfo>:<vpid>:<apid>
+ (DVBA) ATSC: <channel name>:<frequency>:<qam>:<vpid>:<apid>
<channel name> = any string not containing ':'
<frequency> = unsigned long
@@ -711,7 +723,7 @@ static int extract_channel_from_string(channel_t * channel,char * str,fe_type_t
<inversion> = INVERSION_ON | INVERSION_OFF | INVERSION_AUTO
<fec> = FEC_1_2, FEC_2_3, FEC_3_4 .... FEC_AUTO ... FEC_NONE
- <qam> = QPSK, QAM_128, QAM_16 ...
+ <qam> = QPSK, QAM_128, QAM_16, ATSC ...
<bw> = BANDWIDTH_6_MHZ, BANDWIDTH_7_MHZ, BANDWIDTH_8_MHZ
<fec_hp> = <fec>
@@ -818,6 +830,14 @@ static int extract_channel_from_string(channel_t * channel,char * str,fe_type_t
if(!(field = strsep(&tmp, ":")))return -1;
channel->front_param.u.ofdm.hierarchy_information = find_param(hierarchy_list, field);
break;
+ case FE_ATSC:
+ channel->front_param.frequency = freq;
+
+ /* find out the qam */
+ if(!(field = strsep(&tmp, ":")))return -1;
+ channel->front_param.u.vsb.modulation = find_param(atsc_list, field);
+ break;
+
}
/* Video PID - not used but we'll take it anyway */
@@ -1119,8 +1139,17 @@ static void parse_pmt(dvb_input_plugin_t *this, const unsigned char *buf, int se
}
break;
}
- break;
- };
+ break;
+ case 0x81: /* AC3 audio */
+ fprintf(stderr, " pid type 0x%x, has audio %d\n",buf[0],has_audio); //jsk
+ if(!has_audio) {
+ xprintf(this->stream->xine,XINE_VERBOSITY_LOG,"input_dvb: Adding AUDIO : PID 0x%04x\n", elementary_pid);
+ dvb_set_pidfilter(this, AUDFILTER, elementary_pid, DMX_PES_AUDIO, DMX_OUT_TS_TAP);
+ has_audio=1;
+ }
+ break;
+
+ };
buf += descriptor_len + 5;
section_length -= descriptor_len + 5;
@@ -2834,6 +2863,33 @@ static int dvb_plugin_open(input_plugin_t * this_gen)
return 0;
}
this->channel = 0;
+ } else if (strncasecmp(this->mrl, "dvba://", 7) == 0)
+ {
+ fprintf(stderr,"input_dvb: 2a %x\n",tuner->feinfo.type); //jsk
+ /*
+ * This is dvbc://<channel name>:<qam tuning parameters>
+ */
+ if (tuner->feinfo.type != FE_ATSC)
+ {
+ fprintf(stderr,"input_dvb: FAILED 1\n"); //jsk
+ xprintf(this->class->xine, XINE_VERBOSITY_LOG,
+ _("input_dvb: dvbc mrl specified but the tuner doesn't appear to be QAM (DVB-C)\n"));
+ tuner_dispose(tuner);
+ return 0;
+ }
+ ptr = this->mrl;
+ ptr += 7;
+ channels = xine_xmalloc(sizeof(channel_t));
+ _x_assert(channels != NULL);
+ if (extract_channel_from_string(channels, ptr, tuner->feinfo.type) < 0)
+ {
+ fprintf(stderr,"input_dvb: FAILED 2\n");
+ free(channels);
+ channels = NULL;
+ tuner_dispose(tuner);
+ return 0;
+ }
+ this->channel = 0;
}else {
/* not our mrl */
tuner_dispose(tuner);
@@ -2982,7 +3038,10 @@ static input_plugin_t *dvb_class_get_instance (input_class_t *class_gen,
if(strncasecmp(mrl,"dvbs://",7))
if(strncasecmp(mrl,"dvbt://",7))
if(strncasecmp(mrl,"dvbc://",7))
- return NULL;
+ if(strncasecmp(mrl,"dvba://",7))
+ return NULL;
+
+ fprintf(stderr, "input_dvb: continuing in get_instance\n"); //jsk
this = (dvb_input_plugin_t *) xine_xmalloc (sizeof(dvb_input_plugin_t));
@@ -3168,7 +3227,8 @@ static void *init_class (xine_t *xine, void *data) {
this->mrls[1] = "dvbs://";
this->mrls[2] = "dvbc://";
this->mrls[3] = "dvbt://";
- this->mrls[4] = 0;
+ this->mrls[4] = "dvba://";
+ this->mrls[5] = 0;
xprintf(this->xine,XINE_VERBOSITY_DEBUG,"init class succeeded\n");
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-22 15:34:02 +0000