mirror of
https://github.com/robbert-vdh/yabridge.git
synced 2026-05-07 12:10:09 +02:00
Robbert van der Helm
315 lines
8.7 KiB
C++
315 lines
8.7 KiB
C++
// yabridge: a Wine VST bridge
|
|
// Copyright (C) 2020 Robbert van der Helm
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
#pragma once
|
|
|
|
#include <bitsery/ext/std_optional.h>
|
|
#include <pluginterfaces/vst/ivstaudioprocessor.h>
|
|
|
|
#include "../../common.h"
|
|
#include "../base.h"
|
|
#include "../host-application.h"
|
|
#include "../process-data.h"
|
|
|
|
#pragma GCC diagnostic push
|
|
#pragma GCC diagnostic ignored "-Wnon-virtual-dtor"
|
|
|
|
/**
|
|
* Wraps around `IAudioProcessor` for serialization purposes. This is
|
|
* instantiated as part of `Vst3PluginProxy`.
|
|
*/
|
|
class YaAudioProcessor : public Steinberg::Vst::IAudioProcessor {
|
|
public:
|
|
/**
|
|
* These are the arguments for creating a `YaAudioProcessor`.
|
|
*/
|
|
struct ConstructArgs {
|
|
ConstructArgs();
|
|
|
|
/**
|
|
* Check whether an existing implementation implements `IAudioProcessor`
|
|
* and read arguments from it.
|
|
*/
|
|
ConstructArgs(Steinberg::IPtr<Steinberg::FUnknown> object);
|
|
|
|
/**
|
|
* Whether the object supported this interface.
|
|
*/
|
|
bool supported;
|
|
|
|
template <typename S>
|
|
void serialize(S& s) {
|
|
s.value1b(supported);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Instantiate this instance with arguments read from another interface
|
|
* implementation.
|
|
*/
|
|
YaAudioProcessor(const ConstructArgs&& args);
|
|
|
|
inline bool supported() const { return arguments.supported; }
|
|
|
|
/**
|
|
* Message to pass through a call to
|
|
* `IAudioProcessor::setBusArrangements(inputs, num_ins, outputs, num_outs)`
|
|
* to the Wine plugin host.
|
|
*/
|
|
struct SetBusArrangements {
|
|
using Response = UniversalTResult;
|
|
|
|
native_size_t instance_id;
|
|
|
|
// These are orginally C-style heap arrays, not normal pointers
|
|
std::vector<Steinberg::Vst::SpeakerArrangement> inputs;
|
|
int32 num_ins;
|
|
std::vector<Steinberg::Vst::SpeakerArrangement> outputs;
|
|
int32 num_outs;
|
|
|
|
template <typename S>
|
|
void serialize(S& s) {
|
|
s.value8b(instance_id);
|
|
s.container8b(inputs, max_num_speakers);
|
|
s.value4b(num_ins);
|
|
s.container8b(outputs, max_num_speakers);
|
|
s.value4b(num_outs);
|
|
}
|
|
};
|
|
|
|
virtual tresult PLUGIN_API
|
|
setBusArrangements(Steinberg::Vst::SpeakerArrangement* inputs,
|
|
int32 numIns,
|
|
Steinberg::Vst::SpeakerArrangement* outputs,
|
|
int32 numOuts) override = 0;
|
|
|
|
/**
|
|
* The response code and written state for a call to
|
|
* `IAudioProcessor::getBusArrangement(dir, index, arr)`.
|
|
*/
|
|
struct GetBusArrangementResponse {
|
|
UniversalTResult result;
|
|
Steinberg::Vst::SpeakerArrangement updated_arr;
|
|
|
|
template <typename S>
|
|
void serialize(S& s) {
|
|
s.object(result);
|
|
s.value8b(updated_arr);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Message to pass through a call to
|
|
* `IAudioProcessor::getBusArrangement(dir, index, arr)` to the Wine
|
|
* plugin host.
|
|
*/
|
|
struct GetBusArrangement {
|
|
using Response = GetBusArrangementResponse;
|
|
|
|
native_size_t instance_id;
|
|
|
|
Steinberg::Vst::BusDirection dir;
|
|
int32 index;
|
|
Steinberg::Vst::SpeakerArrangement arr;
|
|
|
|
template <typename S>
|
|
void serialize(S& s) {
|
|
s.value8b(instance_id);
|
|
s.value4b(dir);
|
|
s.value4b(index);
|
|
s.value8b(arr);
|
|
}
|
|
};
|
|
|
|
virtual tresult PLUGIN_API
|
|
getBusArrangement(Steinberg::Vst::BusDirection dir,
|
|
int32 index,
|
|
Steinberg::Vst::SpeakerArrangement& arr) override = 0;
|
|
|
|
/**
|
|
* Message to pass through a call to
|
|
* `IAudioProcessor::canProcessSampleSize(symbolic_sample_size)` to the Wine
|
|
* plugin host.
|
|
*/
|
|
struct CanProcessSampleSize {
|
|
using Response = UniversalTResult;
|
|
|
|
native_size_t instance_id;
|
|
|
|
int32 symbolic_sample_size;
|
|
|
|
template <typename S>
|
|
void serialize(S& s) {
|
|
s.value8b(instance_id);
|
|
s.value4b(symbolic_sample_size);
|
|
}
|
|
};
|
|
|
|
virtual tresult PLUGIN_API
|
|
canProcessSampleSize(int32 symbolicSampleSize) override = 0;
|
|
|
|
/**
|
|
* Message to pass through a call to `IAudioProcessor::getLatencySamples()`
|
|
* to the Wine plugin host.
|
|
*/
|
|
struct GetLatencySamples {
|
|
using Response = PrimitiveWrapper<uint32>;
|
|
|
|
native_size_t instance_id;
|
|
|
|
template <typename S>
|
|
void serialize(S& s) {
|
|
s.value8b(instance_id);
|
|
}
|
|
};
|
|
|
|
virtual uint32 PLUGIN_API getLatencySamples() override = 0;
|
|
|
|
/**
|
|
* Message to pass through a call to
|
|
* `IAudioProcessor::setupProcessing(setup)` to the Wine plugin host.
|
|
*/
|
|
struct SetupProcessing {
|
|
using Response = UniversalTResult;
|
|
|
|
native_size_t instance_id;
|
|
|
|
Steinberg::Vst::ProcessSetup setup;
|
|
|
|
template <typename S>
|
|
void serialize(S& s) {
|
|
s.value8b(instance_id);
|
|
s.object(setup);
|
|
}
|
|
};
|
|
|
|
virtual tresult PLUGIN_API
|
|
setupProcessing(Steinberg::Vst::ProcessSetup& setup) override = 0;
|
|
|
|
/**
|
|
* Message to pass through a call to `IAudioProcessor::setProcessing(state)`
|
|
* to the Wine plugin host.
|
|
*/
|
|
struct SetProcessing {
|
|
using Response = UniversalTResult;
|
|
|
|
native_size_t instance_id;
|
|
|
|
TBool state;
|
|
|
|
template <typename S>
|
|
void serialize(S& s) {
|
|
s.value8b(instance_id);
|
|
s.value1b(state);
|
|
}
|
|
};
|
|
|
|
virtual tresult PLUGIN_API setProcessing(TBool state) override = 0;
|
|
|
|
/**
|
|
* The response code and all the output data resulting from a call to
|
|
* `IAudioProcessor::process(data)`.
|
|
*/
|
|
struct ProcessResponse {
|
|
UniversalTResult result;
|
|
YaProcessDataResponse output_data;
|
|
|
|
template <typename S>
|
|
void serialize(S& s) {
|
|
s.object(result);
|
|
s.object(output_data);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Message to pass through a call to `IAudioProcessor::process(data)` to the
|
|
* Wine plugin host. This `YaProcessData` object wraps around all input
|
|
* audio buffers, parameter changes and events along with all context data
|
|
* provided by the host so we can send it to the Wine plugin host. We can
|
|
* then use `YaProcessData::get()` on the Wine plugin host side to
|
|
* reconstruct the original `ProcessData` object, and we then finally use
|
|
* `YaProcessData::move_outputs_to_response()` to create a response object
|
|
* that we can write back to the `ProcessData` object provided by the host.
|
|
*/
|
|
struct Process {
|
|
using Response = ProcessResponse;
|
|
|
|
native_size_t instance_id;
|
|
|
|
YaProcessData data;
|
|
|
|
template <typename S>
|
|
void serialize(S& s) {
|
|
s.value8b(instance_id);
|
|
s.object(data);
|
|
}
|
|
};
|
|
|
|
virtual tresult PLUGIN_API
|
|
process(Steinberg::Vst::ProcessData& data) override = 0;
|
|
|
|
/**
|
|
* Message to pass through a call to `IAudioProcessor::getTailSamples()`
|
|
* to the Wine plugin host.
|
|
*/
|
|
struct GetTailSamples {
|
|
using Response = PrimitiveWrapper<uint32>;
|
|
|
|
native_size_t instance_id;
|
|
|
|
template <typename S>
|
|
void serialize(S& s) {
|
|
s.value8b(instance_id);
|
|
}
|
|
};
|
|
|
|
virtual uint32 PLUGIN_API getTailSamples() override = 0;
|
|
|
|
protected:
|
|
ConstructArgs arguments;
|
|
};
|
|
|
|
#pragma GCC diagnostic pop
|
|
|
|
namespace Steinberg {
|
|
namespace Vst {
|
|
template <typename S>
|
|
void serialize(S& s, Steinberg::Vst::BusInfo& info) {
|
|
s.value4b(info.mediaType);
|
|
s.value4b(info.direction);
|
|
s.value4b(info.channelCount);
|
|
s.container2b(info.name);
|
|
s.value4b(info.busType);
|
|
s.value4b(info.flags);
|
|
}
|
|
|
|
template <typename S>
|
|
void serialize(S& s, Steinberg::Vst::RoutingInfo& info) {
|
|
s.value4b(info.mediaType);
|
|
s.value4b(info.busIndex);
|
|
s.value4b(info.channel);
|
|
}
|
|
|
|
template <typename S>
|
|
void serialize(S& s, Steinberg::Vst::ProcessSetup& setup) {
|
|
s.value4b(setup.processMode);
|
|
s.value4b(setup.symbolicSampleSize);
|
|
s.value4b(setup.maxSamplesPerBlock);
|
|
s.value8b(setup.sampleRate);
|
|
}
|
|
} // namespace Vst
|
|
} // namespace Steinberg
|