diff options
| -rw-r--r-- | libs/ardour/audioregion.cc | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/libs/ardour/audioregion.cc b/libs/ardour/audioregion.cc index e2a6694917..93c229d52f 100644 --- a/libs/ardour/audioregion.cc +++ b/libs/ardour/audioregion.cc @@ -400,9 +400,18 @@ AudioRegion::_read_at (const SourceList& srcs, framecnt_t limit, internal_offset = 0; buf_offset = _position - position; /* if this fails then the requested section is entirely - before the position of this region + before the position of this region. An error in xfade + construction that was fixed in oct 2011 (rev 10259) + led to this being the case. We don't want to crash + when this error is encountered, so just settle + on displaying an error. */ - assert (cnt >= buf_offset); + if (cnt < buf_offset) { + error << "trying to read region " << name() << " @ " << position << " which is outside region bounds " + << _position << " .. " << last_frame() << " (len = " << length() << ')' + << endmsg; + return 0; // read nothing + } cnt -= buf_offset; } else { internal_offset = position - _position; |