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This commit is contained in:
Robin Davies
2022-02-01 18:51:38 -05:00
parent dddd6a85d5
commit caa2aa1312
26 changed files with 1245 additions and 114 deletions
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src/Lv2Effect.cpp
+80 -11
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@@ -38,6 +38,8 @@
#include "lv2/units.lv2/units.h"
#include "lv2/atom.lv2/util.h"
#include "JackHost.hpp"
#include <exception>
#include "RingBufferReader.hpp"
using namespace pipedal;
@@ -93,6 +95,10 @@ Lv2Effect::Lv2Effect(
LilvInstance *pInstance = lilv_plugin_instantiate(pPlugin, pHost->GetSampleRate(), myFeatures);
this->pInstance = pInstance;
if (this->pInstance == nullptr)
{
throw PiPedalException("Failed to create plugin.");
}
if (info_->hasExtension(LV2_WORKER__interface))
{
@@ -329,7 +335,7 @@ static inline void CopyBuffer(float *input, float *output, uint32_t frames)
}
}
void Lv2Effect::Run(uint32_t samples)
void Lv2Effect::Run(uint32_t samples,uint64_t instanceId, RealtimeRingBufferWriter *realtimeRingBufferWriter)
{
// close off the atom input frame.
if (this->inputAtomBuffers.size() != 0)
@@ -425,7 +431,9 @@ void Lv2Effect::Run(uint32_t samples)
this->currentBypassDx = currentBypassDx;
this->bypassSamplesRemaining = bypassSamplesRemaining;
}
}
RelayOutputMessages(instanceId,realtimeRingBufferWriter);
}
LV2_Worker_Status Lv2Effect::worker_schedule_fn(LV2_Worker_Schedule_Handle handle,
@@ -510,6 +518,30 @@ void Lv2Effect::RequestParameter(LV2_URID uridUri)
lv2_atom_forge_pop(&inputForgeRt, &objectFrame);
}
void Lv2Effect::RelayOutputMessages(uint64_t instanceId,RealtimeRingBufferWriter *realtimeRingBufferWriter)
{
LV2_Atom_Sequence*controlOutput = (LV2_Atom_Sequence*)GetAtomOutputBuffer();
if (controlOutput == nullptr)
{
return;
}
LV2_ATOM_SEQUENCE_FOREACH(controlOutput, ev)
{
// frame_offset = ev->time.frames; // not really interested.
if (lv2_atom_forge_is_object_type(&this->outputForgeRt, ev->body.type))
{
const LV2_Atom_Object *obj = (const LV2_Atom_Object *)&ev->body;
if (obj->body.otype != uris.patch_Set) // patch_Set is handled elsewhere.
{
realtimeRingBufferWriter->AtomOutput(instanceId,obj->atom.size +sizeof(obj->atom),(uint8_t*)obj);
}
}
}
}
void Lv2Effect::GatherParameter(RealtimeParameterRequest *pRequest)
{
LV2_Atom_Sequence*controlInput = (LV2_Atom_Sequence*)GetAtomOutputBuffer();
@@ -544,12 +576,13 @@ void Lv2Effect::GatherParameter(RealtimeParameterRequest *pRequest)
LV2_URID key = ((const LV2_Atom_URID *)property)->body;
if (key == pRequest->uridUri)
{
if (value->size > sizeof(pRequest->response))
int atom_size = value->size + sizeof(LV2_Atom);
if (atom_size > sizeof(pRequest->response))
{
pRequest->errorMessage = "Response is too large.";
} else {
pRequest->responseLength = value->size;
memcpy(pRequest->response,value,value->size);
pRequest->responseLength = atom_size;
memcpy(pRequest->response,value,atom_size);
}
break;
}
@@ -559,6 +592,16 @@ void Lv2Effect::GatherParameter(RealtimeParameterRequest *pRequest)
}
}
std::string Lv2Effect::GetAtomObjectType(uint8_t*pData)
{
LV2_Atom_Object *pAtom = (LV2_Atom_Object*)pData;
if (pAtom->atom.type != uris.atom_Object)
{
throw std::invalid_argument("Not an Lv2 Object");
}
return pHost->Lv2UriudToString(pAtom->body.otype);
}
std::string Lv2Effect::AtomToJson(uint8_t*pData)
{
std::stringstream s;
@@ -569,6 +612,18 @@ std::string Lv2Effect::AtomToJson(uint8_t*pData)
return s.str();
}
static std::string UriToFieldName(const std::string&uri){
int pos;
for (pos = uri.length(); pos >= 0; --pos)
{
char c = uri[pos];
if (c == '#' || c == '/' || c == ':')
{
break;
}
}
return uri.substr(pos+1);
}
void Lv2Effect::WriteAtom(json_writer &writer, LV2_Atom*pAtom)
{
if (pAtom->type == uris.atom_Blank)
@@ -612,7 +667,7 @@ void Lv2Effect::WriteAtom(json_writer &writer, LV2_Atom*pAtom)
LV2_Atom_Vector *pVector = (LV2_Atom_Vector*)pAtom;
writer.start_array();
{
size_t n = (pAtom->size-sizeof(LV2_Atom_Vector))/pVector->body.child_size;
size_t n = (pAtom->size-sizeof(pVector->body))/pVector->body.child_size;
char *pItems = ((char*)pAtom) + sizeof(LV2_Atom_Vector);
if (pVector->body.child_type == uris.atom_float)
{
@@ -662,22 +717,36 @@ void Lv2Effect::WriteAtom(json_writer &writer, LV2_Atom*pAtom)
writer.start_object();
const LV2_Atom_Object *obj = (const LV2_Atom_Object *)pAtom;
std::string id = pHost->Lv2UriudToString(obj->body.id);
std::string type = pHost->Lv2UriudToString(obj->body.otype);
writer.write_json_member("id",id.c_str());
writer.write_json_member("lv2Type",type.c_str());
bool firstMember = true;
if (obj->body.id != 0)
{
std::string id = pHost->Lv2UriudToString(obj->body.id);
writer.write_member("id",id.c_str());
firstMember = false;
}
if (obj->body.otype != 0)
{
std::string type = pHost->Lv2UriudToString(obj->body.otype);
writer.write_member("lv2Type",type.c_str());
if (!firstMember)
{
writer.write_raw(",");
}
firstMember = false;
}
LV2_ATOM_OBJECT_FOREACH (obj, prop) {
if (!firstMember) {
writer.write_raw(",");
}
firstMember = false;
std::string key = pHost->Lv2UriudToString(prop->key);
key = UriToFieldName(key);
writer.write(key);
writer.write_raw(": ");
LV2_Atom *value = &(prop->value);
WriteAtom(writer,value);
}
writer.end_object();