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Implement out-of-place MidiBuffer::merge.

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Completely untested.


git-svn-id: svn://localhost/ardour2/branches/3.0@5817 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
David Robillard 2009-10-20 01:50:15 +00:00
parent 09990dd26d
commit 55ba5c60b3
1 changed files with 29 additions and 4 deletions
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33
libs/ardour/midi_buffer.cc
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@ -324,14 +324,39 @@ MidiBuffer::merge(const MidiBuffer& a, const MidiBuffer& b)
_size = 0; _size = 0;
if (this == &a) { if (this == &a) {
merge_in_place(b); return merge_in_place(b);
} else if (this == &b) {
return merge_in_place(a);
} }
if (this == &b) { const_iterator ai = a.begin();
merge_in_place(a); const_iterator bi = b.begin();
resize(a.size() + b.size());
while (ai != a.end() && bi != b.end()) {
if ((*ai).time() < (*bi).time()) {
memcpy(_data + _size, (*ai).buffer(), (*ai).size());
_size += (*ai).size();
++ai;
} else {
memcpy(_data + _size, (*bi).buffer(), (*bi).size());
_size += (*bi).size();
++bi;
}
}
while (ai != a.end()) {
memcpy(_data + _size, (*ai).buffer(), (*ai).size());
_size += (*ai).size();
++ai;
}
while (bi != b.end()) {
memcpy(_data + _size, (*bi).buffer(), (*bi).size());
_size += (*bi).size();
++bi;
} }
cerr << "FIXME: MIDI BUFFER MERGE" << endl;
return true; return true;
} }