diff options
author | Eric Wild <ewild@sysmocom.de> | 2023-10-29 16:50:05 +0100 |
---|---|---|
committer | Eric Wild <ewild@sysmocom.de> | 2023-10-29 16:50:05 +0100 |
commit | b581c621fe05968bc5b5e7be24ff36cfc7fad881 (patch) | |
tree | 8154311bc5ee082ddbfa2c84af9fd88c3eb17a41 /lib | |
parent | 8b33260d66f0a8b70f41408c48ec7bf995e40b1e (diff) |
fix gain mode caching
As pointed out in https://osmocom.org/issues/5562 and previously
discussed in https://github.com/gqrx-sdr/gqrx/issues/979 the current
cache fails to set 0, because the first map lookup of the key that does
not exist (and is created by accessing it using operator[]) returns 0.
Diffstat (limited to 'lib')
-rw-r--r-- | lib/sink_impl.cc | 2 | ||||
-rw-r--r-- | lib/source_impl.cc | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/lib/sink_impl.cc b/lib/sink_impl.cc index a7a0487..d38bd01 100644 --- a/lib/sink_impl.cc +++ b/lib/sink_impl.cc @@ -410,7 +410,7 @@ bool sink_impl::set_gain_mode( bool automatic, size_t chan ) for (sink_iface *dev : _devs) for (size_t dev_chan = 0; dev_chan < dev->get_num_channels(); dev_chan++) if ( chan == channel++ ) { - if ( _gain_mode[ chan ] != automatic ) { + if ( (_gain_mode.count(chan) == 0) || (_gain_mode[ chan ] != automatic) ) { _gain_mode[ chan ] = automatic; bool mode = dev->set_gain_mode( automatic, dev_chan ); if (!automatic) // reapply gain value when switched to manual mode diff --git a/lib/source_impl.cc b/lib/source_impl.cc index 392255f..c03c43d 100644 --- a/lib/source_impl.cc +++ b/lib/source_impl.cc @@ -617,7 +617,7 @@ bool source_impl::set_gain_mode( bool automatic, size_t chan ) for (source_iface *dev : _devs) for (size_t dev_chan = 0; dev_chan < dev->get_num_channels(); dev_chan++) if ( chan == channel++ ) { - if ( _gain_mode[ chan ] != automatic ) { + if ( (_gain_mode.count(chan) == 0) || (_gain_mode[ chan ] != automatic) ) { _gain_mode[ chan ] = automatic; bool mode = dev->set_gain_mode( automatic, dev_chan ); if (!automatic) // reapply gain value when switched to manual mode |