diff options
author | David Robillard <d@drobilla.net> | 2007-08-06 05:30:18 +0000 |
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committer | David Robillard <d@drobilla.net> | 2007-08-06 05:30:18 +0000 |
commit | f68caf23ddd0bfe5c189b94f0f57b194c1e2d912 (patch) | |
tree | 69248108d45aa89feaa68679b540b9a73edc5680 /libs/ardour/filter.cc | |
parent | d594470148c5ac722937aa4765a15f92082c4b86 (diff) |
Genericificationalizeified AudioFilter (now Filter).
Added primitive (non-undoable, placeholder, etc) quantization.
git-svn-id: svn://localhost/ardour2/trunk@2254 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/ardour/filter.cc')
-rw-r--r-- | libs/ardour/filter.cc | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/libs/ardour/filter.cc b/libs/ardour/filter.cc new file mode 100644 index 0000000000..f655f71668 --- /dev/null +++ b/libs/ardour/filter.cc @@ -0,0 +1,105 @@ +/* + Copyright (C) 2004-2007 Paul Davis + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +*/ + +#include <time.h> +#include <cerrno> + +#include <pbd/basename.h> +#include <ardour/sndfilesource.h> +#include <ardour/smf_source.h> +#include <ardour/session.h> +#include <ardour/region.h> +#include <ardour/filter.h> +#include <ardour/region_factory.h> +#include <ardour/source_factory.h> + +#include "i18n.h" + +using namespace ARDOUR; +using namespace PBD; + +int +Filter::make_new_sources (boost::shared_ptr<Region> region, SourceList& nsrcs) +{ + vector<string> names = region->master_source_names(); + + for (uint32_t i = 0; i < region->n_channels(); ++i) { + + string path = session.path_from_region_name (region->data_type(), + PBD::basename_nosuffix (names[i]), string ("")); + + if (path.length() == 0) { + error << string_compose (_("filter: error creating name for new file based on %1"), region->name()) + << endmsg; + return -1; + } + + try { + nsrcs.push_back (boost::dynamic_pointer_cast<Source> ( + SourceFactory::createWritable (region->data_type(), session, path, false, session.frame_rate()))); + } + + catch (failed_constructor& err) { + error << string_compose (_("filter: error creating new file %1 (%2)"), path, strerror (errno)) << endmsg; + return -1; + } + } + + return 0; +} + +int +Filter::finish (boost::shared_ptr<Region> region, SourceList& nsrcs) +{ + string region_name; + + /* update headers on new sources */ + + time_t xnow; + struct tm* now; + + time (&xnow); + now = localtime (&xnow); + + /* this is ugly. */ + for (SourceList::iterator si = nsrcs.begin(); si != nsrcs.end(); ++si) { + boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*si); + if (afs) { + afs->update_header (region->position(), *now, xnow); + afs->mark_immutable (); + } + + boost::shared_ptr<SMFSource> smfs = boost::dynamic_pointer_cast<SMFSource>(*si); + if (smfs) { + smfs->update_header (region->position(), *now, xnow); + smfs->flush_footer (); + } + } + + /* create a new region */ + + region_name = session.new_region_name (region->name()); + results.clear (); + results.push_back (RegionFactory::create (nsrcs, 0, region->length(), region_name, 0, + Region::Flag (Region::WholeFile|Region::DefaultFlags))); + + return 0; +} + + |