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dvb: Run adapters in full mux mode if we can

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This commit is contained in:
Andreas Öman 2012-10-25 09:51:16 +02:00
parent e3f4768e5c
commit 47049eaa21
1 changed files with 35 additions and 3 deletions
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38
src/dvb/dvb_adapter.c
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@ -374,7 +374,38 @@ dvb_adapter_checkspeed(th_dvb_adapter_t *tda)
snprintf(dev, sizeof(dev), "dvb/dvb%d.dvr0", tda->tda_adapter_num);
tda->tda_hostconnection = get_device_connection(dev);
}
}
/**
* Return 1 if an adapter is capable of receiving a full mux
*/
static int
check_full_stream(th_dvb_adapter_t *tda)
{
struct dmx_pes_filter_params dmx_param;
int r;
if(tda->tda_hostconnection == HOSTCONNECTION_USB12)
return 0; // Don't even bother, device <-> host interface is too slow
int fd = tvh_open(tda->tda_demux_path, O_RDWR, 0);
if(fd == -1)
return 0;
memset(&dmx_param, 0, sizeof(dmx_param));
dmx_param.pid = 0x2000;
dmx_param.input = DMX_IN_FRONTEND;
dmx_param.output = DMX_OUT_TS_TAP;
dmx_param.pes_type = DMX_PES_OTHER;
dmx_param.flags = DMX_IMMEDIATE_START;
r = ioctl(fd, DMX_SET_PES_FILTER, &dmx_param);
close(fd);
return !r;
}
/**
@ -452,10 +483,11 @@ tda_add(int adapter_num)
TAILQ_INSERT_TAIL(&dvb_adapters, tda, tda_global_link);
if(0) {
// TBD
if(check_full_stream(tda)) {
tvhlog(LOG_INFO, "dvb", "Adapter %s will run in full mux mode", path);
dvb_input_raw_setup(tda);
} else {
tvhlog(LOG_INFO, "dvb", "Adapter %s will run in filtered mode", path);
dvb_input_filtered_setup(tda);
}