musicdsp/audio-river
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[DEV] add basic input viewer widget

Browse Source
This commit is contained in:
Edouard DUPIN
2015-06-30 21:29:08 +02:00
parent f791cb3613
commit 0692b6f8bc
11 changed files with 537 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

130
widget/audio/river/widget/TemporalViewer.cpp Normal file
View File

@@ -0,0 +1,130 @@
/** @file
* @author Edouard DUPIN
* @copyright 2011, Edouard DUPIN, all right reserved
* @license APACHE v2.0 (see license file)
*/
#include <audio/river/widget/debug.h>
#include <audio/river/widget/TemporalViewer.h>
#include <etk/tool.h>
#undef __class__
#define __class__ "TemporalViewer"
audio::river::widget::TemporalViewer::TemporalViewer() :
m_minVal(-1.0f),
m_maxVal(1.0f) {
addObjectType("audio::river::widget::TemporalViewer");
}
void audio::river::widget::TemporalViewer::init() {
ewol::Widget::init();
m_manager = audio::river::Manager::create("audio::river::widget::TemporalViewer");
markToRedraw();
}
audio::river::widget::TemporalViewer::~TemporalViewer() {
}
void audio::river::widget::TemporalViewer::onDataReceived(const void* _data,
const audio::Time& _time,
size_t _nbChunk,
enum audio::format _format,
uint32_t _frequency,
const std::vector<audio::channel>& _map) {
std11::unique_lock<std11::mutex> lock(m_mutex);
if (_format != audio::format_float) {
std::cout << "[ERROR] call wrong type ... (need int16_t)" << std::endl;
}
// get the curent power of the signal.
const float* data = static_cast<const float*>(_data);
for (size_t iii=0; iii<_nbChunk*_map.size(); ++iii) {
m_data.push_back(data[iii]);
}
const int32_t nbSecond = 3;
if (m_data.size()>_frequency*nbSecond) {
m_data.erase(m_data.begin(), m_data.begin()+(m_data.size()-_frequency*nbSecond));
}
//markToRedraw();
}
void audio::river::widget::TemporalViewer::recordToggle() {
std11::unique_lock<std11::mutex> lock(m_mutex);
if (m_interface == nullptr) {
//Get the generic input:
std::vector<audio::channel> channel;
channel.push_back(audio::channel_frontLeft);
m_interface = m_manager->createInput(48000,
channel,
audio::format_float,
"microphone");
if(m_interface == nullptr) {
ARW_ERROR("nullptr interface");
return;
}
// set callback mode ...
m_interface->setInputCallback(std11::bind(&audio::river::widget::TemporalViewer::onDataReceived,
this,
std11::placeholders::_1,
std11::placeholders::_2,
std11::placeholders::_3,
std11::placeholders::_4,
std11::placeholders::_5,
std11::placeholders::_6));
// start the stream
m_interface->start();
periodicCallEnable();
} else {
m_interface->stop();
m_interface.reset();
periodicCallDisable();
}
}
void audio::river::widget::TemporalViewer::onDraw() {
m_draw.draw();
}
void audio::river::widget::TemporalViewer::onRegenerateDisplay() {
//!< Check if we really need to redraw the display, if not needed, we redraw the previous data ...
if (needRedraw() == false) {
return;
}
// remove previous data
m_draw.clear();
// set background
m_draw.setColor(etk::color::black);
m_draw.setPos(vec2(0,0));
m_draw.rectangleWidth(m_size);
std11::unique_lock<std11::mutex> lock(m_mutex);
if (m_data.size() == 0) {
return;
}
// set all the line:
m_draw.setColor(etk::color::white);
m_draw.setThickness(1);
float origin = m_size.y()*0.5f;
float ratioY = m_size.y() / (m_maxVal - m_minVal);
float stepX = m_size.x() / float(m_data.size());
m_draw.setPos(vec2(0, origin + ratioY*m_data[0]));
float baseX = 0;
for (size_t iii=1; iii<m_data.size(); ++iii) {
m_draw.lineTo(vec2(float(iii)*stepX, origin + ratioY*m_data[iii]));
}
}
void audio::river::widget::TemporalViewer::periodicCall(const ewol::event::Time& _event) {
markToRedraw();
}

62
widget/audio/river/widget/TemporalViewer.h Normal file
View File

@@ -0,0 +1,62 @@
/** @file
* @author Edouard DUPIN
* @copyright 2011, Edouard DUPIN, all right reserved
* @license APACHE v2.0 (see license file)
*/
#ifndef __ARW_TEMPORAL_VIEWER_H__
#define __ARW_TEMPORAL_VIEWER_H__
#include <audio/river/widget/debug.h>
#include <ewol/widget/Widget.h>
#include <ewol/compositing/Drawing.h>
#include <audio/river/river.h>
#include <audio/river/Manager.h>
#include <audio/river/Interface.h>
#include <mutex>
namespace audio {
namespace river {
namespace widget {
class TemporalViewer : public ewol::Widget {
private:
mutable std11::mutex m_mutex;
private:
ewol::compositing::Drawing m_draw; //!< drawing instance
protected:
//! @brief constructor
TemporalViewer();
void init();
public:
DECLARE_WIDGET_FACTORY(TemporalViewer, "TemporalViewer");
//! @brief destructor
virtual ~TemporalViewer();
void recordToggle();
void generateToggle() {
// ...
}
private:
std::vector<float> m_data;
private:
float m_minVal; //!< display minimum value
float m_maxVal; //!< display maximum value
public: // herited function
virtual void onDraw();
virtual void onRegenerateDisplay();
virtual void periodicCall(const ewol::event::Time& _event);
private:
std11::shared_ptr<audio::river::Manager> m_manager;
std11::shared_ptr<audio::river::Interface> m_interface;
void onDataReceived(const void* _data,
const audio::Time& _time,
size_t _nbChunk,
enum audio::format _format,
uint32_t _frequency,
const std::vector<audio::channel>& _map);
};
}
}
}
#endif

13
widget/audio/river/widget/debug.cpp Normal file
View File

@@ -0,0 +1,13 @@
/** @file
* @author Edouard DUPIN
* @copyright 2011, Edouard DUPIN, all right reserved
* @license APACHE v2.0 (see license file)
*/
#include <audio/river/widget/debug.h>
int32_t audio::river::widget::getLogId() {
static int32_t g_val = etk::log::registerInstance("audio-river-widget");
return g_val;
}

47
widget/audio/river/widget/debug.h Normal file
View File

@@ -0,0 +1,47 @@
/** @file
* @author Edouard DUPIN
* @copyright 2011, Edouard DUPIN, all right reserved
* @license APACHE v2.0 (see license file)
*/
#ifndef __ARW_DEBUG_H__
#define __ARW_DEBUG_H__
#include <etk/log.h>
namespace audio {
namespace river {
namespace widget {
int32_t getLogId();
}
}
}
#define ARW_BASE(info,data) TK_LOG_BASE(audio::river::widget::getLogId(),info,data)
#define ARW_PRINT(data) ARW_BASE(-1, data)
#define ARW_CRITICAL(data) ARW_BASE(1, data)
#define ARW_ERROR(data) ARW_BASE(2, data)
#define ARW_WARNING(data) ARW_BASE(3, data)
#ifdef DEBUG
#define ARW_INFO(data) ARW_BASE(4, data)
#define ARW_DEBUG(data) ARW_BASE(5, data)
#define ARW_VERBOSE(data) ARW_BASE(6, data)
#define ARW_TODO(data) ARW_BASE(4, "TODO : " << data)
#else
#define ARW_INFO(data) do { } while(false)
#define ARW_DEBUG(data) do { } while(false)
#define ARW_VERBOSE(data) do { } while(false)
#define ARW_TODO(data) do { } while(false)
#endif
#define ARW_ASSERT(cond,data) \
do { \
if (!(cond)) { \
ARW_CRITICAL(data); \
assert(!#cond); \
} \
} while (0)
#endif

23
widget/lutin_audio-river-widget.py Normal file
View File

@@ -0,0 +1,23 @@
#!/usr/bin/python
import lutin.module as module
import lutin.tools as tools
import lutin.debug as debug
import os
def get_desc():
return "audio specific widget"
def get_license():
return "APACHE v2.0"
def create(target):
myModule = module.Module(__file__, 'audio-river-widget', 'LIBRARY')
myModule.add_src_file([
'audio/river/widget/TemporalViewer.cpp',
'audio/river/widget/debug.cpp'
])
myModule.add_module_depend(['ewol', 'audio-river'])
myModule.add_export_path(tools.get_current_path(__file__))
return myModule