diff options
Diffstat (limited to 'src/server/Buffer.cpp')
| -rw-r--r-- | src/server/Buffer.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/server/Buffer.cpp b/src/server/Buffer.cpp index 71dd320a..cf313b67 100644 --- a/src/server/Buffer.cpp +++ b/src/server/Buffer.cpp @@ -341,6 +341,30 @@ Buffer::append_event(int64_t frames, const LV2_Atom* body) return append_event(frames, body->size, body->type, (const uint8_t*)(body + 1)); } +bool +Buffer::append_event_buffer(const Buffer* buf) +{ + LV2_Atom_Sequence* seq = (LV2_Atom_Sequence*)get<LV2_Atom>(); + LV2_Atom_Sequence* bseq = (LV2_Atom_Sequence*)buf->get<LV2_Atom>(); + if (seq->atom.type == _factory.uris().atom_Chunk) { + clear(); // Chunk initialized with prepare_output_write(), clear + } + + const uint32_t total_size = lv2_atom_total_size(&seq->atom); + uint8_t* const end = (uint8_t*)seq + total_size; + const uint32_t n_bytes = bseq->atom.size - sizeof(bseq->body); + if (sizeof(LV2_Atom) + total_size + n_bytes >= _capacity) { + return false; // Not enough space + } + + memcpy(end, bseq + 1, n_bytes); + seq->atom.size += n_bytes; + + _latest_event = std::max(_latest_event, buf->_latest_event); + + return true; +} + SampleCount Buffer::next_value_offset(SampleCount offset, SampleCount end) const { |