along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
#include <algorithm>
SourceList nsrcs;
SourceList::iterator si;
nframes_t blocksize = 256 * 1024;
- Sample* buf;
+ Sample* buf = 0;
nframes_t fpos;
nframes_t fstart;
nframes_t to_read;
buf = new Sample[blocksize];
to_read = blocksize;
- cerr << "Reverse " << region->name() << " len = " << region->length() << " blocksize = " << blocksize << " start at " << fstart << endl;
-
/* now read it backwards */
while (to_read) {
for (n = 0, si = nsrcs.begin(); n < region->n_channels(); ++n, ++si) {
/* read it in */
-
- cerr << "read at " << fpos << " for " << to_read << endl;
- if (region->source (n)->read (buf, fpos, to_read) != to_read) {
+ if (region->audio_source (n)->read (buf, fpos, to_read) != to_read) {
goto out;
}
/* write it out */
- if ((*si)->write (buf, to_read) != to_read) {
+ boost::shared_ptr<AudioSource> asrc(boost::dynamic_pointer_cast<AudioSource>(*si));
+
+ if (asrc && asrc->write (buf, to_read) != to_read) {
goto out;
}
}
to_read = blocksize;
} else {
to_read = fpos - fstart;
- cerr << "Last read detected, only " << fpos - fstart << " left; move to start and read " << to_read << endl;
fpos = fstart;
}
};
out:
- delete [] buf;
+ if (buf) {
+ delete [] buf;
+ }
if (ret) {
for (si = nsrcs.begin(); si != nsrcs.end(); ++si) {
- (*si)->mark_for_remove ();
+ boost::shared_ptr<AudioSource> asrc(boost::dynamic_pointer_cast<AudioSource>(*si));
+ asrc->mark_for_remove ();
}
}