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cont'd work on Lua Vamp-plugin API

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This commit is contained in:
Robin Gareus 2016-10-03 18:10:39 +02:00
parent ae72acb493
commit f6b59676b5
3 changed files with 12 additions and 6 deletions
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9
libs/ardour/lua_api.cc
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@ -543,7 +543,8 @@ void LuaTableRef::assign (luabridge::LuaRef* rv, T key, const LuaTableEntry& s)
LuaAPI::Vamp::Vamp (const std::string& key, float sample_rate)
: _plugin (0)
, _sample_rate (sample_rate)
, _bufsize (8192)
, _bufsize (1024)
, _stepsize (512)
, _initialized (false)
{
using namespace ::Vamp::HostExt;
@ -577,7 +578,7 @@ LuaAPI::Vamp::initialize ()
if (!_plugin || _plugin->getMinChannelCount() > 1) {
return false;
}
if (!_plugin->initialise (1, _bufsize, _bufsize)) {
if (!_plugin->initialise (1, _stepsize, _bufsize)) {
return false;
}
_initialized = true;
@ -615,10 +616,10 @@ LuaAPI::Vamp::analyze (boost::shared_ptr<ARDOUR::Readable> r, uint32_t channel,
features = _plugin->process (bufs, ::Vamp::RealTime::fromSeconds ((double) pos / _sample_rate));
if (cb.type () == LUA_TFUNCTION) {
cb (features, pos);
cb (&features, pos);
}
pos += to_read;
pos += std::min (_stepsize, to_read);
if (pos >= len) {
break;