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Cardinal
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Start of internal audiofile module, WIP 

Signed-off-by: falkTX <falktx@falktx.com>
tags/22.02
falkTX 3 years ago
parent
0ddd5afa43
commit
8452d0b8f6
8 changed files with 892 additions and 3 deletions
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  1. +172
    -0
      plugins/Cardinal/orig/AudioFile.svg
  2. +9
    -0
      plugins/Cardinal/plugin.json
  3. +226
    -0
      plugins/Cardinal/res/AudioFile.svg
  4. +479
    -0
      plugins/Cardinal/src/AudioFile.cpp
  5. +1
    -0
      plugins/Cardinal/src/plugin.hpp
  6. +1
    -0
      plugins/Makefile
  7. +1
    -0
      plugins/plugins.cpp
  8. +3
    -3
      src/CardinalPlugin.cpp

+ 172
- 0
plugins/Cardinal/orig/AudioFile.svg View File

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+ 9
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"Visual"
]
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+ 479
- 0
plugins/Cardinal/src/AudioFile.cpp View File

@@ -0,0 +1,479 @@
/*
* DISTRHO Cardinal Plugin
* Copyright (C) 2021 Filipe Coelho <falktx@falktx.com>
*
* 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 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.
*
* For a full copy of the GNU General Public License see the LICENSE file.
*/

#include "plugincontext.hpp"
#include "extra/Thread.hpp"

#include "dgl/src/nanovg/nanovg.h"

#include "CarlaNativePlugin.h"

#define BUFFER_SIZE 128

// generates a warning if this is defined as anything else
#define CARLA_API

// --------------------------------------------------------------------------------------------------------------------

std::size_t carla_getNativePluginCount() noexcept;
const NativePluginDescriptor* carla_getNativePluginDescriptor(const std::size_t index) noexcept;

// --------------------------------------------------------------------------------------------------------------------

using namespace CarlaBackend;

static uint32_t host_get_buffer_size(NativeHostHandle);
static double host_get_sample_rate(NativeHostHandle);
static bool host_is_offline(NativeHostHandle);
static const NativeTimeInfo* host_get_time_info(NativeHostHandle handle);
static bool host_write_midi_event(NativeHostHandle handle, const NativeMidiEvent* event);
static void host_ui_midi_program_changed(NativeHostHandle handle, uint8_t channel, uint32_t bank, uint32_t program);
static void host_ui_custom_data_changed(NativeHostHandle handle, const char* key, const char* value);
static intptr_t host_dispatcher(NativeHostHandle handle, NativeHostDispatcherOpcode opcode, int32_t index, intptr_t value, void* ptr, float opt);

static void host_ui_parameter_changed(NativeHostHandle, uint32_t, float) {}
static void host_ui_midi_program_changed(NativeHostHandle, uint8_t, uint32_t, uint32_t) {}
static void host_ui_custom_data_changed(NativeHostHandle, const char*, const char*) {}
static const char* host_ui_open_file(NativeHostHandle, bool, const char*, const char*) { return nullptr; }
static const char* host_ui_save_file(NativeHostHandle, bool, const char*, const char*) { return nullptr; }
static void host_ui_closed(NativeHostHandle) {}

// --------------------------------------------------------------------------------------------------------------------

struct CarlaInternalPluginModule : Module, Thread {
enum ParamIds {
NUM_PARAMS
};
enum InputIds {
NUM_INPUTS
};
enum OutputIds {
AUDIO_OUTPUT1,
AUDIO_OUTPUT2,
NUM_OUTPUTS
};
enum LightIds {
NUM_LIGHTS
};

CardinalPluginContext* const pcontext;

const NativePluginDescriptor* fCarlaPluginDescriptor = nullptr;
NativePluginHandle fCarlaPluginHandle = nullptr;
NativeHostDescriptor fCarlaHostDescriptor = {};
NativeTimeInfo fCarlaTimeInfo;

float dataOut[NUM_OUTPUTS][BUFFER_SIZE];
float* dataOutPtr[NUM_OUTPUTS];
unsigned audioDataFill = 0;
int64_t lastBlockFrame = -1;

struct {
float preview[108];
uint channels; // 4
uint bitDepth; // 6
uint sampleRate; // 7
uint length; // 8
float position; // 9
} audioInfo;

CarlaInternalPluginModule()
: pcontext(static_cast<CardinalPluginContext*>(APP))
{
config(NUM_PARAMS, NUM_INPUTS, NUM_OUTPUTS, NUM_LIGHTS);

configOutput(0, "Audio Left");
configOutput(1, "Audio Right");

dataOutPtr[0] = dataOut[0];
dataOutPtr[1] = dataOut[1];

std::memset(dataOut, 0, sizeof(dataOut));
std::memset(&audioInfo, 0, sizeof(audioInfo));

for (std::size_t i=0, count=carla_getNativePluginCount(); i<count; ++i)
{
const NativePluginDescriptor* const desc = carla_getNativePluginDescriptor(i);

if (std::strcmp(desc->label, "audiofile") != 0)
continue;

fCarlaPluginDescriptor = desc;
break;
}

DISTRHO_SAFE_ASSERT_RETURN(fCarlaPluginDescriptor != nullptr,);

memset(&fCarlaHostDescriptor, 0, sizeof(fCarlaHostDescriptor));
memset(&fCarlaTimeInfo, 0, sizeof(fCarlaTimeInfo));

fCarlaHostDescriptor.handle = this;
fCarlaHostDescriptor.resourceDir = "";
fCarlaHostDescriptor.uiName = "Cardinal";

fCarlaHostDescriptor.get_buffer_size = host_get_buffer_size;
fCarlaHostDescriptor.get_sample_rate = host_get_sample_rate;
fCarlaHostDescriptor.is_offline = host_is_offline;

fCarlaHostDescriptor.get_time_info = host_get_time_info;
fCarlaHostDescriptor.write_midi_event = host_write_midi_event;
fCarlaHostDescriptor.ui_parameter_changed = host_ui_parameter_changed;
fCarlaHostDescriptor.ui_midi_program_changed = host_ui_midi_program_changed;
fCarlaHostDescriptor.ui_custom_data_changed = host_ui_custom_data_changed;
fCarlaHostDescriptor.ui_closed = host_ui_closed;
fCarlaHostDescriptor.ui_open_file = host_ui_open_file;
fCarlaHostDescriptor.ui_save_file = host_ui_save_file;
fCarlaHostDescriptor.dispatcher = host_dispatcher;

fCarlaPluginHandle = fCarlaPluginDescriptor->instantiate(&fCarlaHostDescriptor);
DISTRHO_SAFE_ASSERT_RETURN(fCarlaPluginHandle != nullptr,);

fCarlaPluginDescriptor->activate(fCarlaPluginHandle);

// host-sync disabled by default
fCarlaPluginDescriptor->set_parameter_value(fCarlaPluginHandle, 1, 0.0f);

startThread();
}

~CarlaInternalPluginModule() override
{
if (fCarlaPluginHandle == nullptr)
return;

stopThread(-1);
fCarlaPluginDescriptor->deactivate(fCarlaPluginHandle);
fCarlaPluginDescriptor->cleanup(fCarlaPluginHandle);
}

void run() override
{
while (!shouldThreadExit())
{
d_msleep(500);
fCarlaPluginDescriptor->dispatcher(fCarlaPluginHandle, NATIVE_PLUGIN_OPCODE_IDLE, 0, 0, nullptr, 0.0f);
}
}

const NativeTimeInfo* hostGetTimeInfo() const noexcept
{
return &fCarlaTimeInfo;
}

intptr_t hostDispatcher(const NativeHostDispatcherOpcode opcode,
const int32_t index, const intptr_t value, void* const ptr, const float opt)
{
switch (opcode)
{
// cannnot be supported
case NATIVE_HOST_OPCODE_HOST_IDLE:
break;
// other stuff
case NATIVE_HOST_OPCODE_NULL:
case NATIVE_HOST_OPCODE_UPDATE_PARAMETER:
case NATIVE_HOST_OPCODE_UPDATE_MIDI_PROGRAM:
case NATIVE_HOST_OPCODE_RELOAD_PARAMETERS:
case NATIVE_HOST_OPCODE_RELOAD_MIDI_PROGRAMS:
case NATIVE_HOST_OPCODE_RELOAD_ALL:
case NATIVE_HOST_OPCODE_UI_UNAVAILABLE:
case NATIVE_HOST_OPCODE_INTERNAL_PLUGIN:
case NATIVE_HOST_OPCODE_QUEUE_INLINE_DISPLAY:
case NATIVE_HOST_OPCODE_UI_TOUCH_PARAMETER:
case NATIVE_HOST_OPCODE_UI_RESIZE:
break;
case NATIVE_HOST_OPCODE_PREVIEW_BUFFER_DATA:
std::memcpy(audioInfo.preview, ptr, sizeof(audioInfo.preview));
break;
case NATIVE_HOST_OPCODE_GET_FILE_PATH:
case NATIVE_HOST_OPCODE_REQUEST_IDLE:
break;
}

return 0;
}

// json_t* dataToJson() override
// {
// if (fCarlaPluginHandle == nullptr)
// return nullptr;
//
// char* const state = fCarlaPluginDescriptor->get_state(fCarlaPluginHandle);
// return json_string(state);
// }
//
// void dataFromJson(json_t* const rootJ) override
// {
// if (fCarlaPluginHandle == nullptr)
// return;
//
// const char* const state = json_string_value(rootJ);
// DISTRHO_SAFE_ASSERT_RETURN(state != nullptr,);
//
// fCarlaPluginDescriptor->set_state(fCarlaPluginHandle, state);
// }

void process(const ProcessArgs&) override
{
if (fCarlaPluginHandle == nullptr)
return;

const unsigned k = audioDataFill++;

outputs[0].setVoltage(dataOut[0][k] * 10.0f);
outputs[1].setVoltage(dataOut[1][k] * 10.0f);

if (audioDataFill == BUFFER_SIZE)
{
const int64_t blockFrame = pcontext->engine->getBlockFrame();

// Update time position if running a new audio block
if (lastBlockFrame != blockFrame)
{
lastBlockFrame = blockFrame;
fCarlaTimeInfo.playing = pcontext->playing;
fCarlaTimeInfo.frame = pcontext->frame;
}
// or advance time by BUFFER_SIZE frames if still under the same audio block
else if (fCarlaTimeInfo.playing)
{
fCarlaTimeInfo.frame += BUFFER_SIZE;
}

audioDataFill = 0;
fCarlaPluginDescriptor->process(fCarlaPluginHandle, nullptr, dataOutPtr, BUFFER_SIZE, nullptr, 0);

audioInfo.channels = fCarlaPluginDescriptor->get_parameter_value(fCarlaPluginHandle, 4);
audioInfo.bitDepth = fCarlaPluginDescriptor->get_parameter_value(fCarlaPluginHandle, 6);
audioInfo.sampleRate = fCarlaPluginDescriptor->get_parameter_value(fCarlaPluginHandle, 7);
audioInfo.length = fCarlaPluginDescriptor->get_parameter_value(fCarlaPluginHandle, 8);
audioInfo.position = fCarlaPluginDescriptor->get_parameter_value(fCarlaPluginHandle, 9);
}
}

void onSampleRateChange(const SampleRateChangeEvent& e) override
{
if (fCarlaPluginHandle == nullptr)
return;

fCarlaPluginDescriptor->deactivate(fCarlaPluginHandle);
fCarlaPluginDescriptor->dispatcher(fCarlaPluginHandle, NATIVE_PLUGIN_OPCODE_SAMPLE_RATE_CHANGED,
0, 0, nullptr, e.sampleRate);
fCarlaPluginDescriptor->activate(fCarlaPluginHandle);
}

DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CarlaInternalPluginModule)
};

// -----------------------------------------------------------------------------------------------------------

static uint32_t host_get_buffer_size(NativeHostHandle)
{
return BUFFER_SIZE;
}

static double host_get_sample_rate(const NativeHostHandle handle)
{
CardinalPluginContext* const pcontext = static_cast<CarlaInternalPluginModule*>(handle)->pcontext;
DISTRHO_SAFE_ASSERT_RETURN(pcontext != nullptr, 48000.0);
return pcontext->sampleRate;
}

static bool host_is_offline(NativeHostHandle)
{
return false;
}

static const NativeTimeInfo* host_get_time_info(const NativeHostHandle handle)
{
return static_cast<CarlaInternalPluginModule*>(handle)->hostGetTimeInfo();
}

static bool host_write_midi_event(NativeHostHandle, const NativeMidiEvent*)
{
return false;
}

static intptr_t host_dispatcher(const NativeHostHandle handle, const NativeHostDispatcherOpcode opcode,
const int32_t index, const intptr_t value, void* const ptr, const float opt)
{
return static_cast<CarlaInternalPluginModule*>(handle)->hostDispatcher(opcode, index, value, ptr, opt);
}

// --------------------------------------------------------------------------------------------------------------------

#ifndef HEADLESS
struct AudioFileWidget : ModuleWidget {
static constexpr const float startX_In = 14.0f;
static constexpr const float startX_Out = 96.0f;
static constexpr const float padding = 29.0f;

CarlaInternalPluginModule* const module;
bool idleCallbackActive = false;
bool visible = false;
float lastPosition = 0.0f;

AudioFileWidget(CarlaInternalPluginModule* const m)
: ModuleWidget(),
module(m)
{
setModule(module);
setPanel(APP->window->loadSvg(asset::plugin(pluginInstance, "res/AudioFile.svg")));

addChild(createWidget<ScrewBlack>(Vec(RACK_GRID_WIDTH, 0)));
addChild(createWidget<ScrewBlack>(Vec(box.size.x - 2 * RACK_GRID_WIDTH, 0)));
addChild(createWidget<ScrewBlack>(Vec(RACK_GRID_WIDTH, RACK_GRID_HEIGHT - RACK_GRID_WIDTH)));
addChild(createWidget<ScrewBlack>(Vec(box.size.x - 2 * RACK_GRID_WIDTH, RACK_GRID_HEIGHT - RACK_GRID_WIDTH)));

addOutput(createOutput<PJ301MPort>(Vec(box.size.x - RACK_GRID_WIDTH * 5/2,
RACK_GRID_HEIGHT - RACK_GRID_WIDTH - padding * 1),
module, 0));

addOutput(createOutput<PJ301MPort>(Vec(box.size.x - RACK_GRID_WIDTH * 5/2,
RACK_GRID_HEIGHT - RACK_GRID_WIDTH - padding * 2),
module, 1));
}

void draw(const DrawArgs& args) override
{
nvgBeginPath(args.vg);
nvgRect(args.vg, 0, 0, box.size.x, box.size.y);
nvgFillPaint(args.vg, nvgLinearGradient(args.vg, 0, 0, 0, box.size.y,
nvgRGB(0x18, 0x19, 0x19),
nvgRGB(0x21, 0x22, 0x22)));
nvgFill(args.vg);

const Rect audioPreviewPos = Rect(8, box.size.y - 80 - 80, box.size.x - 16, 80);

nvgBeginPath(args.vg);
nvgRoundedRect(args.vg,
audioPreviewPos.pos.x, audioPreviewPos.pos.y,
audioPreviewPos.size.x, audioPreviewPos.size.y, 4.0f);
nvgFillColor(args.vg, nvgRGB(0x75, 0x17, 0x00));
nvgFill(args.vg);
nvgStrokeWidth(args.vg, 2.0f);
nvgStrokeColor(args.vg, nvgRGB(0xd6, 0x75, 0x16));
nvgStroke(args.vg);

char textInfo[0xff];

if (module != nullptr && module->audioInfo.channels != 0)
{
const float audioPreviewBarHeight = audioPreviewPos.size.y - 20;
const size_t position = (module->audioInfo.position * 0.01f) * ARRAY_SIZE(module->audioInfo.preview);

nvgFillColor(args.vg, nvgRGB(0xd6, 0x75, 0x16));

for (size_t i=0; i<ARRAY_SIZE(module->audioInfo.preview); ++i)
{
const float value = module->audioInfo.preview[i];
const float height = std::max(0.01f, value * audioPreviewBarHeight);
const float y = audioPreviewPos.pos.y + audioPreviewBarHeight - height;

if (position == i)
nvgFillColor(args.vg, color::WHITE);

nvgBeginPath(args.vg);
nvgRect(args.vg,
audioPreviewPos.pos.x + 3 + 3 * i, y + 2, 2, height);
nvgFill(args.vg);
}

std::snprintf(textInfo, sizeof(textInfo), "%s %d-Bit, %.1fkHz, %dm%02ds",
module->audioInfo.channels == 1 ? "Mono" : module->audioInfo.channels == 2 ? "Stereo" : "Other",
module->audioInfo.bitDepth,
static_cast<float>(module->audioInfo.sampleRate)/1000.0f,
module->audioInfo.length / 60,
module->audioInfo.length % 60);
}
else
{
std::strcpy(textInfo, "No file loaded");
}

nvgFillColor(args.vg, color::WHITE);
nvgFontFaceId(args.vg, 0);
nvgFontSize(args.vg, 13);
nvgTextAlign(args.vg, NVG_ALIGN_LEFT);

nvgText(args.vg, audioPreviewPos.pos.x + 4, audioPreviewPos.pos.y + audioPreviewPos.size.y - 6,
textInfo, nullptr);

nvgFontSize(args.vg, 11);
nvgTextAlign(args.vg, NVG_ALIGN_CENTER);
// nvgTextBounds(vg, 0, 0, text, nullptr, nullptr);

nvgBeginPath(args.vg);
nvgRoundedRect(args.vg, startX_Out - 4.0f, RACK_GRID_HEIGHT - padding * CarlaInternalPluginModule::NUM_INPUTS - 2.0f,
padding, padding * CarlaInternalPluginModule::NUM_INPUTS, 4);
nvgFillColor(args.vg, nvgRGB(0xd0, 0xd0, 0xd0));
nvgFill(args.vg);

ModuleWidget::draw(args);
}

// void step() override
// {
// if (d_isNotEqual(module->audioInfo.position, lastPosition))
// {
// lastPosition = module->audioInfo.position;
// // setDirty(true);
// }
//
// ModuleWidget::step();
// }

void appendContextMenu(ui::Menu* const menu) override
{
menu->addChild(new ui::MenuSeparator);

struct LoadAudioFileItem : MenuItem {
CarlaInternalPluginModule* const module;

LoadAudioFileItem(CarlaInternalPluginModule* const m)
: module(m)
{
text = "Load audio file...";
}

void onAction(const event::Action&) override
{
CarlaInternalPluginModule* const module = this->module;
async_dialog_filebrowser(false, nullptr, text.c_str(), [module](char* path)
{
if (path == nullptr)
return;

module->fCarlaPluginDescriptor->set_custom_data(module->fCarlaPluginHandle, "file", path);
std::free(path);
});
}
};

menu->addChild(new LoadAudioFileItem(module));
}

DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(AudioFileWidget)
};
#else
typedef ModuleWidget AudioFileWidget;
#endif

// --------------------------------------------------------------------------------------------------------------------

Model* modelAudioFile = createModel<CarlaInternalPluginModule, AudioFileWidget>("AudioFile");

// --------------------------------------------------------------------------------------------------------------------

+ 1
- 0
plugins/Cardinal/src/plugin.hpp View File

@@ -27,6 +27,7 @@ using namespace rack;

extern Plugin* pluginInstance;

extern Model* modelAudioFile;
extern Model* modelCarla;
extern Model* modelCardinalBlank;
extern Model* modelGlBars;


+ 1
- 0
plugins/Makefile View File

@@ -184,6 +184,7 @@ PLUGIN_FILES = plugins.cpp
# --------------------------------------------------------------
# Cardinal (built-in)

PLUGIN_FILES += Cardinal/src/AudioFile.cpp
PLUGIN_FILES += Cardinal/src/Blank.cpp
PLUGIN_FILES += Cardinal/src/Carla.cpp
PLUGIN_FILES += Cardinal/src/glBars.cpp


+ 1
- 0
plugins/plugins.cpp View File

@@ -668,6 +668,7 @@ static void initStatic__Cardinal()
const StaticPluginLoader spl(p, "Cardinal");
if (spl.ok())
{
p->addModel(modelAudioFile);
p->addModel(modelCarla);
p->addModel(modelCardinalBlank);
p->addModel(modelGlBars);


+ 3
- 3
src/CardinalPlugin.cpp View File

@@ -898,17 +898,17 @@ protected:
{
if (timePos.frame == 0)
{
singleTimeMidiEvent.data[0] = 0xFA;
singleTimeMidiEvent.data[0] = 0xFA; // start
sendSingleSimpleMidiMessage(singleTimeMidiEvent);
}
singleTimeMidiEvent.data[0] = 0xFB;
singleTimeMidiEvent.data[0] = 0xFB; // continue
sendSingleSimpleMidiMessage(singleTimeMidiEvent);
}
}
else if (context->playing)
{
singleTimeMidiEvent.data[0] = 0xFC;
singleTimeMidiEvent.data[0] = 0xFC; // stop
sendSingleSimpleMidiMessage(singleTimeMidiEvent);
}


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