Formatting only.

[ardour.git] / libs / ardour / buffer_set.cc

diff --git a/libs/ardour/buffer_set.cc b/libs/ardour/buffer_set.cc
index 1f8317ffe26a6a3240f21b9d3af77d224d04e7d2..184e23d1afff57016e72ff0a0472c867ebbb863a 100644 (file)
--- a/libs/ardour/buffer_set.cc
+++ b/libs/ardour/buffer_set.cc
@@ -252,6 +252,25 @@ BufferSet::get(DataType type, size_t i) const
 
 #ifdef LV2_SUPPORT
 
+void
+BufferSet::ensure_lv2_bufsize(bool input, size_t i, size_t buffer_capacity)
+{
+       assert(count().get(DataType::MIDI) > i);
+
+       LV2Buffers::value_type b     = _lv2_buffers.at(i * 2 + (input ? 0 : 1));
+       LV2_Evbuf*             evbuf = b.second;
+
+       if (lv2_evbuf_get_capacity(evbuf) >= buffer_capacity) return;
+
+       lv2_evbuf_free(b.second);
+       _lv2_buffers.at(i * 2 + (input ? 0 : 1)) =
+               std::make_pair(false, lv2_evbuf_new(
+                                       buffer_capacity,
+                                       LV2_EVBUF_EVENT,
+                                       LV2Plugin::urids.atom_Chunk,
+                                       LV2Plugin::urids.atom_Sequence));
+}
+
 LV2_Evbuf*
 BufferSet::get_lv2_midi(bool input, size_t i, bool old_api)
 {
@@ -265,6 +284,25 @@ BufferSet::get_lv2_midi(bool input, size_t i, bool old_api)
        return evbuf;
 }
 
+void
+BufferSet::forward_lv2_midi(LV2_Evbuf* buf, size_t i, bool purge_ardour_buffer)
+{
+       MidiBuffer& mbuf  = get_midi(i);
+       if (purge_ardour_buffer) {
+               mbuf.silence(0, 0);
+       }
+       for (LV2_Evbuf_Iterator i = lv2_evbuf_begin(buf);
+                        lv2_evbuf_is_valid(i);
+                        i = lv2_evbuf_next(i)) {
+               uint32_t frames, subframes, type, size;
+               uint8_t* data;
+               lv2_evbuf_get(i, &frames, &subframes, &type, &size, &data);
+               if (type == LV2Plugin::urids.midi_MidiEvent) {
+                       mbuf.push_back(frames, size, data);
+               }
+       }
+}
+
 void
 BufferSet::flush_lv2_midi(bool input, size_t i)
 {