diff options
| author | Carl Hetherington <carl@carlh.net> | 2010-04-09 14:11:47 +0000 |
|---|---|---|
| committer | Carl Hetherington <carl@carlh.net> | 2010-04-09 14:11:47 +0000 |
| commit | f4ac9430f3fc2c405334f3f02fe08a5782454396 (patch) | |
| tree | 2858264db409fc1bfe778554f86100f01c1f0b3d /libs/ardour/sndfilesource.cc | |
| parent | 77c09fc8248160ab60e2e229710d07934fe08894 (diff) | |
Prevent clipping during the import of files from sources that have
amplitudes greater than 1 when data is being stored in files that
are clamped. e.g. when importing hot sources and resampling them
when the session file format is integer.
git-svn-id: svn://localhost/ardour2/branches/3.0@6879 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/ardour/sndfilesource.cc')
| -rw-r--r-- | libs/ardour/sndfilesource.cc | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libs/ardour/sndfilesource.cc b/libs/ardour/sndfilesource.cc index 05de692016..fa709cde24 100644 --- a/libs/ardour/sndfilesource.cc +++ b/libs/ardour/sndfilesource.cc @@ -833,3 +833,10 @@ SndFileSource::one_of_several_channels () const return _info.channels > 1; } +bool +SndFileSource::clamped_at_unity () const +{ + int const sub = _info.format & SF_FORMAT_SUBMASK; + /* XXX: this may not be the full list of formats that are unclamped */ + return (sub != SF_FORMAT_FLOAT && sub != SF_FORMAT_DOUBLE); +} |