ardour/livetrax
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Cope with stereo click files by mixing them down to mono before playback. Kind-of fixes #1893.

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git-svn-id: svn://localhost/ardour2/branches/3.0@8894 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2011-02-17 20:25:17 +00:00
parent ff102f4cac
commit e9e0251af6
1 changed files with 24 additions and 5 deletions
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29
libs/ardour/session_click.cc
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@ -157,16 +157,35 @@ Session::setup_click_sounds (Sample** data, Sample const * default_data, framecn
return;
}
*data = new Sample[info.frames];
*length = info.frames;
/* read the (possibly multi-channel) click data into a temporary buffer */
if (sf_read_float (sndfile, *data, info.frames) != info.frames) {
sf_count_t const samples = info.frames * info.channels;
Sample* tmp = new Sample[samples];
if (sf_readf_float (sndfile, tmp, info.frames) != info.frames) {
warning << _("cannot read data from click soundfile") << endmsg;
delete *data;
*data = 0;
_clicking = false;
} else {
*data = new Sample[info.frames];
*length = info.frames;
/* mix down to mono */
for (int i = 0; i < info.frames; ++i) {
(*data)[i] = 0;
for (int j = 0; j < info.channels; ++j) {
(*data)[i] = tmp[i * info.channels + j];
}
(*data)[i] /= info.channels;
}
}
delete[] tmp;
sf_close (sndfile);
}
}