rtl: explicitly set agc mode (off by default)

This commit is contained in:
Dimitri Stolnikov 2012-08-01 22:21:00 +02:00
parent ae3f9b6ce6
commit ff6615e08f
1 changed files with 7 additions and 1 deletions

View File

@ -152,7 +152,11 @@ rtl_source_c::rtl_source_c (const std::string &args)
ret = rtlsdr_set_tuner_gain_mode(_dev, int(!_auto_gain));
if (ret < 0)
throw std::runtime_error("Failed to enable manual gain mode.");
throw std::runtime_error("Failed to set tuner gain mode.");
ret = rtlsdr_set_agc_mode(_dev, int(_auto_gain));
if (ret < 0)
throw std::runtime_error("Failed to set agc mode.");
ret = rtlsdr_reset_buffer( _dev );
if (ret < 0)
@ -430,6 +434,8 @@ bool rtl_source_c::set_gain_mode( bool automatic, size_t chan )
if (!rtlsdr_set_tuner_gain_mode(_dev, int(!automatic))) {
_auto_gain = automatic;
}
rtlsdr_set_agc_mode(_dev, int(automatic));
}
return get_gain_mode(chan);