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Work around silence-trim config 0dBFS (7b1f97bf)

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This commit is contained in:
Robin Gareus 2016-12-07 01:03:46 +01:00
parent 230fa064b2
commit b14ece32c2
1 changed files with 7 additions and 1 deletions
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8
libs/ardour/export_graph_builder.cc
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@ -641,8 +641,14 @@ ExportGraphBuilder::SilenceHandler::SilenceHandler (ExportGraphBuilder & parent,
max_frames_in = max_frames;
framecnt_t sample_rate = parent.session.nominal_frame_rate();
/* work around partsing "-inf" config to "0" -- 7b1f97b
* silence trim 0dBFS makes no sense, anyway.
*/
float est = Config->get_export_silence_threshold ();
if (est >= 0.f) est = -INFINITY;
#ifdef MIXBUS
silence_trimmer.reset (new SilenceTrimmer<Sample>(max_frames_in, -90));
// Mixbus channelstrip always dithers the signal, cut above dither level
silence_trimmer.reset (new SilenceTrimmer<Sample>(max_frames_in, std::max (-90.f, est)));
#else
// TODO silence-threshold should be per export-preset, with Config->get_silence_threshold being the default
silence_trimmer.reset (new SilenceTrimmer<Sample>(max_frames_in, Config->get_export_silence_threshold ()));