StarMirror/qTox
1
0
Fork 0
mirror of https://github.com/qTox/qTox.git synced 2024-03-22 14:00:36 +08:00
Code Issues Projects Releases Wiki Activity

Merge pull request #410 from krepa098/camera

Browse Source 
Improved (self) camera
This commit is contained in:
Tux3 / Mlkj / !Lev.uXFMLA 2014-10-10 21:03:01 +02:00
commit 4e9d802d1f
20 changed files with 929 additions and 194 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

205
cameraworker.cpp Normal file
View File

@ -0,0 +1,205 @@
/*
Copyright (C) 2014 by Project Tox <https://tox.im>
This file is part of qTox, a Qt-based graphical interface for Tox.
This program is libre 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 COPYING file for more details.
*/
#include "cameraworker.h"
#include <QTimer>
#include <QDebug>
CameraWorker::CameraWorker(int index)
: clock(nullptr)
, camIndex(index)
, refCount(0)
{
}
void CameraWorker::onStart()
{
clock = new QTimer(this);
clock->setSingleShot(false);
clock->setInterval(5);
connect(clock, &QTimer::timeout, this, &CameraWorker::doWork);
emit started();
}
void CameraWorker::_suspend()
{
qDebug() << "Suspend";
clock->stop();
unsubscribe();
}
void CameraWorker::_resume()
{
qDebug() << "Resume";
subscribe();
clock->start();
}
void CameraWorker::_setProp(int prop, double val)
{
props[prop] = val;
if (cam.isOpened())
cam.set(prop, val);
}
double CameraWorker::_getProp(int prop)
{
if (!props.contains(prop))
{
subscribe();
props[prop] = cam.get(prop);
unsubscribe();
qDebug() << "ASKED " << prop << " VAL " << props[prop];
}
return props.value(prop);
}
void CameraWorker::probeResolutions()
{
if (resolutions.isEmpty())
{
subscribe();
// probe resolutions (TODO: add more)
QList<QSize> propbeRes = {
QSize( 160, 120), // QQVGA
QSize( 320, 240), // HVGA
QSize(1024, 768), // XGA
QSize( 432, 240), // WQVGA
QSize( 640, 360), // nHD
};
for (QSize res : propbeRes)
{
cam.set(CV_CAP_PROP_FRAME_WIDTH, res.width());
cam.set(CV_CAP_PROP_FRAME_HEIGHT, res.height());
double w = cam.get(CV_CAP_PROP_FRAME_WIDTH);
double h = cam.get(CV_CAP_PROP_FRAME_HEIGHT);
//qDebug() << "PROBING:" << res << " got " << w << h;
if (!resolutions.contains(QSize(w,h)))
resolutions.append(QSize(w,h));
}
unsubscribe();
}
qDebug() << resolutions;
emit resProbingFinished(resolutions);
}
void CameraWorker::applyProps()
{
if (!cam.isOpened())
return;
for(int prop : props.keys())
cam.set(prop, props.value(prop));
}
void CameraWorker::subscribe()
{
if (refCount == 0)
{
if (!cam.isOpened())
{
cam.open(camIndex);
applyProps(); // restore props
}
}
refCount++;
}
void CameraWorker::unsubscribe()
{
refCount--;
if(refCount <= 0)
{
cam.release();
}
}
void CameraWorker::doWork()
{
if (!cam.isOpened())
return;
if (queue.size() > 3)
{
queue.dequeue();
return;
}
cam >> frame;
//qDebug() << "Decoding frame";
mutex.lock();
queue.enqueue(frame);
mutex.unlock();
emit newFrameAvailable();
}
bool CameraWorker::hasFrame()
{
mutex.lock();
bool b = !queue.empty();
mutex.unlock();
return b;
}
cv::Mat3b CameraWorker::dequeueFrame()
{
mutex.lock();
cv::Mat3b f = queue.dequeue();
mutex.unlock();
return f;
}
void CameraWorker::suspend()
{
QMetaObject::invokeMethod(this, "_suspend");
}
void CameraWorker::resume()
{
QMetaObject::invokeMethod(this, "_resume");
}
void CameraWorker::setProp(int prop, double val)
{
QMetaObject::invokeMethod(this, "_setProp", Q_ARG(int, prop), Q_ARG(double, val));
}
double CameraWorker::getProp(int prop)
{
double ret = 0.0;
QMetaObject::invokeMethod(this, "_getProp", Qt::BlockingQueuedConnection, Q_RETURN_ARG(double, ret), Q_ARG(int, prop));
return ret;
}

77
cameraworker.h Normal file
View File

@ -0,0 +1,77 @@
/*
Copyright (C) 2014 by Project Tox <https://tox.im>
This file is part of qTox, a Qt-based graphical interface for Tox.
This program is libre 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 COPYING file for more details.
*/
#ifndef CAMERAWORKER_H
#define CAMERAWORKER_H
#include <QObject>
#include <QList>
#include <QMap>
#include <QMutex>
#include <QQueue>
#include <QSize>
#include "opencv2/opencv.hpp"
class QTimer;
class CameraWorker : public QObject
{
Q_OBJECT
public:
CameraWorker(int index);
void doWork();
bool hasFrame();
cv::Mat3b dequeueFrame();
void suspend();
void resume();
void setProp(int prop, double val);
double getProp(int prop); // blocking call!
void probeResolutions();
public slots:
void onStart();
signals:
void started();
void newFrameAvailable();
void resProbingFinished(QList<QSize> res);
private slots:
void _suspend();
void _resume();
void _setProp(int prop, double val);
double _getProp(int prop);
private:
void applyProps();
void subscribe();
void unsubscribe();
private:
QMutex mutex;
QQueue<cv::Mat3b> queue;
QTimer* clock;
cv::VideoCapture cam;
cv::Mat3b frame;
int camIndex;
QMap<int, double> props;
QList<QSize> resolutions;
int refCount;
};
#endif // CAMERAWORKER_H

8
coreav.cpp
View File

@ -57,7 +57,7 @@ void Core::prepareCall(int friendId, int callId, ToxAv* toxav, bool videoEnabled
if (calls[callId].videoEnabled)
{
calls[callId].sendVideoTimer->start();
Camera::getInstance()->suscribe();
Camera::getInstance()->subscribe();
}
}
@ -73,12 +73,12 @@ void Core::onAvMediaChange(void* toxav, int32_t callId, void* core)
{
calls[callId].videoEnabled = false;
calls[callId].sendVideoTimer->stop();
Camera::getInstance()->unsuscribe();
Camera::getInstance()->unsubscribe();
emit ((Core*)core)->avMediaChange(friendId, callId, false);
}
else
{
Camera::getInstance()->suscribe();
Camera::getInstance()->subscribe();
calls[callId].videoEnabled = true;
calls[callId].sendVideoTimer->start();
emit ((Core*)core)->avMediaChange(friendId, callId, true);
@ -161,7 +161,7 @@ void Core::cleanupCall(int callId)
calls[callId].sendAudioTimer->stop();
calls[callId].sendVideoTimer->stop();
if (calls[callId].videoEnabled)
Camera::getInstance()->unsuscribe();
Camera::getInstance()->unsubscribe();
alcCaptureStop(alInDev);
}

15
qtox.pro
View File

@ -20,7 +20,7 @@
# See the COPYING file for more details.
QT += core gui network xml
QT += core gui network xml opengl
greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
TARGET = qtox
@ -68,7 +68,7 @@ win32 {
LIBS += -Wl,-Bdynamic -ltbb -lv4l1 -lv4l2 -lgnutls -lrtmp -lgnutls -lavformat -lavcodec -lavutil -lavfilter -lswscale -lusb-1.0
} else {
LIBS += -L$$PWD/libs/lib/ -ltoxcore -ltoxav -lvpx -lopenal -lopencv_core -lopencv_highgui
LIBS += -L$$PWD/libs/lib/ -ltoxcore -ltoxav -lvpx -lopenal -lopencv_core -lopencv_highgui -lopencv_imgproc
}
contains(JENKINS, YES) {
@ -111,7 +111,6 @@ HEADERS += widget/form/addfriendform.h \
friendlist.h \
misc/cdata.h \
misc/cstring.h \
widget/selfcamview.h \
widget/camera.h \
widget/netcamview.h \
misc/smileypack.h \
@ -132,7 +131,10 @@ HEADERS += widget/form/addfriendform.h \
widget/tool/chatactions/filetransferaction.h \
widget/tool/chatactions/systemmessageaction.h \
widget/tool/chatactions/actionaction.h \
widget/maskablepixmapwidget.h
widget/maskablepixmapwidget.h \
videosource.h \
cameraworker.h \
widget/videosurface.h
SOURCES += \
widget/form/addfriendform.cpp \
@ -158,7 +160,6 @@ SOURCES += \
misc/settings.cpp \
misc/cdata.cpp \
misc/cstring.cpp \
widget/selfcamview.cpp \
widget/camera.cpp \
widget/netcamview.cpp \
misc/smileypack.cpp \
@ -178,4 +179,6 @@ SOURCES += \
widget/tool/chatactions/filetransferaction.cpp \
widget/tool/chatactions/systemmessageaction.cpp \
widget/tool/chatactions/actionaction.cpp \
widget/maskablepixmapwidget.cpp
widget/maskablepixmapwidget.cpp \
cameraworker.cpp \
widget/videosurface.cpp

27
videosource.h Normal file
View File

@ -0,0 +1,27 @@
#ifndef VIDEOSOURCE_H
#define VIDEOSOURCE_H
#include <QObject>
#include <QSize>
class VideoSource : public QObject
{
Q_OBJECT
public:
virtual void* getData() = 0; // a pointer to a frame
virtual int getDataSize() = 0; // size of a frame in bytes
virtual void lock() = 0; // locks a frame so that it can't change
virtual void unlock() = 0;
virtual QSize resolution() = 0; // resolution of a frame
virtual void subscribe() = 0;
virtual void unsubscribe() = 0;
signals:
void frameAvailable();
};
#endif // VIDEOSOURCE_H

189
widget/camera.cpp
View File

@ -16,68 +16,72 @@
#include "camera.h"
#include "widget.h"
#include "cameraworker.h"
#include <QDebug>
#include <QThread>
using namespace cv;
Camera* Camera::instance = nullptr;
Camera::Camera()
: refcount{0}
: refcount(0)
, workerThread(nullptr)
, worker(nullptr)
{
worker = new CameraWorker(0);
workerThread = new QThread();
worker->moveToThread(workerThread);
connect(workerThread, &QThread::started, worker, &CameraWorker::onStart);
connect(workerThread, &QThread::finished, worker, &CameraWorker::deleteLater);
connect(workerThread, &QThread::deleteLater, worker, &CameraWorker::deleteLater);
connect(worker, &CameraWorker::started, this, &Camera::onWorkerStarted);
connect(worker, &CameraWorker::newFrameAvailable, this, &Camera::onNewFrameAvailable);
connect(worker, &CameraWorker::resProbingFinished, this, &Camera::onResProbingFinished);
workerThread->start();
}
void Camera::suscribe()
void Camera::onWorkerStarted()
{
worker->probeResolutions();
}
Camera::~Camera()
{
workerThread->exit();
workerThread->deleteLater();
}
void Camera::subscribe()
{
if (refcount <= 0)
{
refcount = 1;
cam.open(0);
}
else
refcount++;
worker->resume();
refcount++;
}
void Camera::unsuscribe()
void Camera::unsubscribe()
{
refcount--;
if (refcount <= 0)
{
cam.release();
worker->suspend();
refcount = 0;
}
}
Mat Camera::getLastFrame()
{
Mat frame;
cam >> frame;
return frame;
}
QImage Camera::getLastImage()
{
Mat3b src = getLastFrame();
QImage dest(src.cols, src.rows, QImage::Format_ARGB32);
for (int y = 0; y < src.rows; ++y)
{
const cv::Vec3b *srcrow = src[y];
QRgb *destrow = (QRgb*)dest.scanLine(y);
for (int x = 0; x < src.cols; ++x)
destrow[x] = qRgba(srcrow[x][2], srcrow[x][1], srcrow[x][0], 255);
}
return dest;
}
vpx_image Camera::getLastVPXImage()
{
Mat3b frame = getLastFrame();
lock();
vpx_image img;
int w = frame.size().width, h = frame.size().height;
int w = currFrame.size().width, h = currFrame.size().height;
vpx_img_alloc(&img, VPX_IMG_FMT_I420, w, h, 1); // I420 == YUV420P, same as YV12 with U and V switched
size_t i=0, j=0;
for( int line = 0; line < h; ++line )
{
const cv::Vec3b *srcrow = frame[line];
const cv::Vec3b *srcrow = currFrame[line];
if( !(line % 2) )
{
for( int x = 0; x < w; x += 2 )
@ -112,10 +116,123 @@ vpx_image Camera::getLastVPXImage()
}
}
}
unlock();
return img;
}
QList<QSize> Camera::getSupportedResolutions()
{
return resolutions;
}
QSize Camera::getBestVideoMode()
{
int bestScore = 0;
QSize bestRes;
for (QSize res : getSupportedResolutions())
{
int score = res.width() * res.height();
if (score > bestScore)
{
bestScore = score;
bestRes = res;
}
}
return bestRes;
}
void Camera::setResolution(QSize res)
{
worker->setProp(CV_CAP_PROP_FRAME_WIDTH, res.width());
worker->setProp(CV_CAP_PROP_FRAME_HEIGHT, res.height());
}
QSize Camera::getResolution()
{
return QSize(worker->getProp(CV_CAP_PROP_FRAME_WIDTH), worker->getProp(CV_CAP_PROP_FRAME_HEIGHT));
}
void Camera::setProp(Camera::Prop prop, double val)
{
switch (prop)
{
case BRIGHTNESS:
worker->setProp(CV_CAP_PROP_BRIGHTNESS, val);
break;
case SATURATION:
worker->setProp(CV_CAP_PROP_SATURATION, val);
break;
case CONTRAST:
worker->setProp(CV_CAP_PROP_CONTRAST, val);
break;
case HUE:
worker->setProp(CV_CAP_PROP_HUE, val);
break;
}
}
double Camera::getProp(Camera::Prop prop)
{
switch (prop)
{
case BRIGHTNESS:
return worker->getProp(CV_CAP_PROP_BRIGHTNESS);
case SATURATION:
return worker->getProp(CV_CAP_PROP_SATURATION);
case CONTRAST:
return worker->getProp(CV_CAP_PROP_CONTRAST);
case HUE:
return worker->getProp(CV_CAP_PROP_HUE);
}
return 0.0;
}
void Camera::onNewFrameAvailable()
{
emit frameAvailable();
}
void Camera::onResProbingFinished(QList<QSize> res)
{
resolutions = res;
}
void *Camera::getData()
{
return currFrame.data;
}
int Camera::getDataSize()
{
return currFrame.total() * currFrame.channels();
}
void Camera::lock()
{
mutex.lock();
if (worker->hasFrame())
currFrame = worker->dequeueFrame();
}
void Camera::unlock()
{
mutex.unlock();
}
QSize Camera::resolution()
{
return QSize(currFrame.cols, currFrame.rows);
}
Camera* Camera::getInstance()
{
return Widget::getInstance()->getCamera();
if (!instance)
instance = new Camera();
return instance;
}

59
widget/camera.h
View File

@ -18,8 +18,13 @@
#define CAMERA_H
#include <QImage>
#include <QList>
#include <QMutex>
#include "vpx/vpx_image.h"
#include "opencv2/opencv.hpp"
#include "videosource.h"
class CameraWorker;
/**
* This class is a wrapper to share a camera's captured video frames
@ -27,20 +32,60 @@
* the camera only when needed, and giving access to the last frames
**/
class Camera
class Camera : public VideoSource
{
Q_OBJECT
public:
Camera();
enum Prop {
BRIGHTNESS,
SATURATION,
CONTRAST,
HUE,
};
~Camera();
static Camera* getInstance(); ///< Returns the global widget's Camera instance
void suscribe(); ///< Call this once before trying to get frames
void unsuscribe(); ///< Call this once when you don't need frames anymore
cv::Mat getLastFrame(); ///< Get the last captured frame
QImage getLastImage(); ///< Convert the last frame to a QImage (can be expensive !)
vpx_image getLastVPXImage(); ///< Convert the last frame to a vpx_image (can be expensive !)
QList<QSize> getSupportedResolutions();
QSize getBestVideoMode();
void setResolution(QSize res);
QSize getResolution();
void setProp(Prop prop, double val);
double getProp(Prop prop);
// VideoSource interface
virtual void *getData();
virtual int getDataSize();
virtual void lock();
virtual void unlock();
virtual QSize resolution();
virtual void subscribe();
virtual void unsubscribe();
protected:
Camera();
private:
int refcount; ///< Number of users suscribed to the camera
cv::VideoCapture cam; ///< OpenCV camera capture opbject
cv::Mat3b currFrame;
QMutex mutex;
QThread* workerThread;
CameraWorker* worker;
QList<QSize> resolutions;
static Camera* instance;
private slots:
void onWorkerStarted();
void onNewFrameAvailable();
void onResProbingFinished(QList<QSize> res);
};
#endif // CAMERA_H

53
widget/form/settings/avform.cpp
View File

@ -18,17 +18,16 @@
#include "widget/camera.h"
#include "ui_avsettings.h"
AVForm::AVForm(Camera* cam) :
AVForm::AVForm() :
GenericForm(tr("Audio/Video settings"), QPixmap(":/img/settings/av.png"))
{
bodyUI = new Ui::AVSettings;
bodyUI->setupUi(this);
camView = new SelfCamView(cam, this);
bodyUI->videoGroup->layout()->addWidget(camView);
camView->hide(); // hide by default
//cam->setVideoMode(cam->getBestVideoMode());
camView = new VideoSurface(Camera::getInstance(), this);
connect(bodyUI->testVideoBtn, &QPushButton::clicked, this, &AVForm::onTestVideoPressed);
bodyUI->CamViewLayout->addWidget(camView);
}
AVForm::~AVForm()
@ -36,22 +35,44 @@ AVForm::~AVForm()
delete bodyUI;
}
void AVForm::showTestVideo()
void AVForm::present()
{
bodyUI->testVideoBtn->setText(tr("Hide video preview","On a button"));
camView->show();
bodyUI->videoModescomboBox->clear();
QList<QSize> res = Camera::getInstance()->getSupportedResolutions();
for (QSize r : res)
bodyUI->videoModescomboBox->addItem(QString("%1x%2").arg(QString::number(r.width()),QString::number(r.height())));
bodyUI->ContrastSlider->setValue(Camera::getInstance()->getProp(Camera::CONTRAST)*100);
bodyUI->BrightnessSlider->setValue(Camera::getInstance()->getProp(Camera::BRIGHTNESS)*100);
bodyUI->SaturationSlider->setValue(Camera::getInstance()->getProp(Camera::SATURATION)*100);
bodyUI->HueSlider->setValue(Camera::getInstance()->getProp(Camera::HUE)*100);
}
void AVForm::closeTestVideo()
void AVForm::on_ContrastSlider_sliderMoved(int position)
{
bodyUI->testVideoBtn->setText(tr("Show video preview","On a button"));
camView->close();
Camera::getInstance()->setProp(Camera::CONTRAST, position / 100.0);
}
void AVForm::onTestVideoPressed()
void AVForm::on_SaturationSlider_sliderMoved(int position)
{
if (camView->isVisible())
closeTestVideo();
else
showTestVideo();
Camera::getInstance()->setProp(Camera::SATURATION, position / 100.0);
}
void AVForm::on_BrightnessSlider_sliderMoved(int position)
{
Camera::getInstance()->setProp(Camera::BRIGHTNESS, position / 100.0);
}
void AVForm::on_HueSlider_sliderMoved(int position)
{
Camera::getInstance()->setProp(Camera::HUE, position / 100.0);
}
void AVForm::on_videoModescomboBox_currentIndexChanged(const QString &arg1)
{
QStringList resStr = arg1.split("x");
int w = resStr[0].toInt();
int h = resStr[0].toInt();
Camera::getInstance()->setResolution(QSize(w,h));
}

19
widget/form/settings/avform.h
View File

@ -18,7 +18,7 @@
#define AVFORM_H
#include "genericsettings.h"
#include "widget/selfcamview.h"
#include "widget/videosurface.h"
#include <QGroupBox>
#include <QVBoxLayout>
#include <QPushButton>
@ -33,20 +33,21 @@ class AVForm : public GenericForm
{
Q_OBJECT
public:
AVForm(Camera* cam);
AVForm();
~AVForm();
virtual void present();
private slots:
void onTestVideoPressed();
void on_ContrastSlider_sliderMoved(int position);
void on_SaturationSlider_sliderMoved(int position);
void on_BrightnessSlider_sliderMoved(int position);
void on_HueSlider_sliderMoved(int position);
void on_videoModescomboBox_currentIndexChanged(const QString &arg1);
private:
Ui::AVSettings *bodyUI;
SelfCamView* camView;
void showTestVideo();
void closeTestVideo();
VideoSurface* camView;
};
#endif

130
widget/form/settings/avsettings.ui
View File

@ -6,27 +6,143 @@
<rect>
<x>0</x>
<y>0</y>
<width>400</width>
<height>300</height>
<width>394</width>
<height>391</height>
</rect>
</property>
<property name="windowTitle">
<string>Form</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<widget class="QGroupBox" name="groupBox">
<property name="title">
<string>Volume Settings (Stubs)</string>
</property>
<layout class="QFormLayout" name="formLayout_2">
<item row="0" column="0">
<widget class="QLabel" name="label_7">
<property name="text">
<string>Playback</string>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="QSlider" name="horizontalSlider">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
</widget>
</item>
<item row="1" column="0">
<widget class="QLabel" name="label_8">
<property name="text">
<string>Microphone</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QSlider" name="horizontalSlider_2">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
</widget>
</item>
</layout>
</widget>
</item>
<item>
<widget class="QGroupBox" name="videoGroup">
<property name="title">
<string>Video settings</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout_2">
<item>
<widget class="QPushButton" name="testVideoBtn">
<layout class="QFormLayout" name="formLayout">
<property name="fieldGrowthPolicy">
<enum>QFormLayout::ExpandingFieldsGrow</enum>
</property>
<item row="0" column="0">
<widget class="QLabel" name="label">
<property name="text">
<string>Show video preview</string>
<string>Modes</string>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="QComboBox" name="videoModescomboBox">
<property name="sizePolicy">
<sizepolicy hsizetype="Expanding" vsizetype="Fixed">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
</widget>
</item>
<item row="1" column="0">
<widget class="QLabel" name="label_2">
<property name="text">
<string>Hue</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QSlider" name="HueSlider">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
</widget>
</item>
<item row="2" column="0">
<widget class="QLabel" name="label_3">
<property name="text">
<string>Brightness</string>
</property>
</widget>
</item>
<item row="2" column="1">
<widget class="QSlider" name="BrightnessSlider">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
</widget>
</item>
<item row="3" column="0">
<widget class="QLabel" name="label_4">
<property name="text">
<string>Saturation</string>
</property>
</widget>
</item>
<item row="3" column="1">
<widget class="QSlider" name="SaturationSlider">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
</widget>
</item>
<item row="4" column="0">
<widget class="QLabel" name="label_5">
<property name="text">
<string>Contrast</string>
</property>
</widget>
</item>
<item row="4" column="1">
<widget class="QSlider" name="ContrastSlider">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
</widget>
</item>
<item row="5" column="0">
<widget class="QLabel" name="label_6">
<property name="text">
<string>Preview</string>
</property>
</widget>
</item>
<item row="5" column="1">
<layout class="QVBoxLayout" name="CamViewLayout"/>
</item>
</layout>
</widget>
</item>
@ -38,7 +154,7 @@
<property name="sizeHint" stdset="0">
<size>
<width>20</width>
<height>40</height>
<height>75</height>
</size>
</property>
</spacer>

2
widget/form/settings/genericsettings.h
View File

@ -27,7 +27,7 @@ public:
GenericForm(const QString &name, const QPixmap &icon) : formName(name), formIcon(icon) {;}
~GenericForm() {;}
virtual void updateContent() {;}
virtual void present() {}
QString getFormName() {return formName;}
QPixmap getFormIcon() {return formIcon;}

2
widget/form/settings/identityform.cpp
View File

@ -74,7 +74,7 @@ void IdentityForm::onStatusMessageEdited()
Core::getInstance()->setStatusMessage(bodyUI->statusMessage->text());
}
void IdentityForm::updateContent()
void IdentityForm::present()
{
toxId->setText(Core::getInstance()->getSelfId().toString());
}

2
widget/form/settings/identityform.h
View File

@ -50,7 +50,7 @@ public:
void setUserName(const QString &name);
void setStatusMessage(const QString &msg);
virtual void updateContent();
virtual void present();
signals:
void userNameChanged(QString);

8
widget/form/settingswidget.cpp
View File

@ -25,7 +25,7 @@
#include <QTabBar>
#include <QStackedWidget>
SettingsWidget::SettingsWidget(Camera* cam, QWidget* parent)
SettingsWidget::SettingsWidget(QWidget* parent)
: QWidget(parent)
{
body = new QWidget(this);
@ -55,7 +55,7 @@ SettingsWidget::SettingsWidget(Camera* cam, QWidget* parent)
GeneralForm *gfrm = new GeneralForm;
ifrm = new IdentityForm;
PrivacyForm *pfrm = new PrivacyForm;
AVForm *avfrm = new AVForm(cam);
AVForm *avfrm = new AVForm;
GenericForm *cfgForms[] = {gfrm, ifrm, pfrm, avfrm};
for (auto cfgForm : cfgForms)
@ -85,8 +85,8 @@ void SettingsWidget::show(Ui::MainWindow& ui)
void SettingsWidget::onTabChanged(int index)
{
this->settingsWidgets->setCurrentIndex(index);
GenericForm *currentWidget = static_cast<GenericForm*>(this->settingsWidgets->widget(index));
currentWidget->updateContent();
GenericForm* currentWidget = static_cast<GenericForm*>(this->settingsWidgets->widget(index));
currentWidget->present();
nameLabel->setText(currentWidget->getFormName());
imgLabel->setPixmap(currentWidget->getFormIcon().scaledToHeight(40, Qt::SmoothTransformation));
}

2
widget/form/settingswidget.h
View File

@ -35,7 +35,7 @@ class SettingsWidget : public QWidget
{
Q_OBJECT
public:
SettingsWidget(Camera* cam, QWidget* parent = nullptr);
SettingsWidget(QWidget* parent = nullptr);
~SettingsWidget();
void show(Ui::MainWindow &ui);

69
widget/selfcamview.cpp
View File

@ -1,69 +0,0 @@
/*
Copyright (C) 2014 by Project Tox <https://tox.im>
This file is part of qTox, a Qt-based graphical interface for Tox.
This program is libre 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 COPYING file for more details.
*/
#include "selfcamview.h"
#include "camera.h"
#include <QCloseEvent>
#include <QShowEvent>
#include <QTimer>
#include <QLabel>
#include <QHBoxLayout>
#include <opencv2/opencv.hpp>
using namespace cv;
SelfCamView::SelfCamView(Camera* Cam, QWidget* parent)
: QWidget(parent), displayLabel{new QLabel},
mainLayout{new QHBoxLayout()}, cam(Cam), updateDisplayTimer{new QTimer}
{
setLayout(mainLayout);
setWindowTitle(SelfCamView::tr("Tox video test","Title of the window to test the video/webcam"));
setMinimumSize(320,240);
updateDisplayTimer->setInterval(5);
updateDisplayTimer->setSingleShot(false);
displayLabel->setAlignment(Qt::AlignCenter);
mainLayout->addWidget(displayLabel);
connect(updateDisplayTimer, SIGNAL(timeout()), this, SLOT(updateDisplay()));
}
void SelfCamView::closeEvent(QCloseEvent* event)
{
cam->unsuscribe();
updateDisplayTimer->stop();
event->accept();
}
void SelfCamView::showEvent(QShowEvent* event)
{
cam->suscribe();
updateDisplayTimer->start();
event->accept();
}
void SelfCamView::updateDisplay()
{
displayLabel->setPixmap(QPixmap::fromImage(cam->getLastImage()).scaled(displayLabel->size(), Qt::KeepAspectRatio, Qt::SmoothTransformation));
}
void SelfCamView::resizeEvent(QResizeEvent *e)
{
Q_UNUSED(e)
updateDisplay();
}

197
widget/videosurface.cpp Normal file
View File

@ -0,0 +1,197 @@
/*
Copyright (C) 2014 by Project Tox <https://tox.im>
This file is part of qTox, a Qt-based graphical interface for Tox.
This program is libre 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 COPYING file for more details.
*/
#include "videosurface.h"
#include "camera.h"
#include <QTimer>
#include <opencv2/opencv.hpp>
#include <QOpenGLBuffer>
#include <QOpenGLShaderProgram>
#include <QDebug>
VideoSurface::VideoSurface(VideoSource *Source, QWidget* parent)
: QGLWidget(QGLFormat(QGL::SampleBuffers), parent)
, source(Source)
, pbo(nullptr)
, program(nullptr)
, textureId(0)
, pboAllocSize(0)
, uploadFrame(false)
, hasSubscribed(false)
{
setFixedSize(source->resolution());
}
VideoSurface::~VideoSurface()
{
if (pbo)
delete pbo;
if (textureId != 0)
glDeleteTextures(1, &textureId);
source->unsubscribe();
}
void VideoSurface::hideEvent(QHideEvent *ev)
{
if (hasSubscribed)
{
source->unsubscribe();
hasSubscribed = false;
disconnect(source, &VideoSource::frameAvailable, this, &VideoSurface::updateGL);
}
QGLWidget::hideEvent(ev);
}
void VideoSurface::showEvent(QShowEvent *ev)
{
if (!hasSubscribed)
{
source->subscribe();
hasSubscribed = true;
connect(source, &VideoSource::frameAvailable, this, &VideoSurface::updateGL);
}
QGLWidget::showEvent(ev);
}
void VideoSurface::initializeGL()
{
}
void VideoSurface::paintGL()
{
if (!pbo)
{
qDebug() << "Creating pbo, program";
// pbo
pbo = new QOpenGLBuffer(QOpenGLBuffer::PixelUnpackBuffer);
pbo->setUsagePattern(QOpenGLBuffer::StreamDraw);
pbo->create();
// shaders
program = new QOpenGLShaderProgram;
program->addShaderFromSourceCode(QOpenGLShader::Vertex,
"attribute vec4 vertices;"
"varying vec2 coords;"
"void main() {"
" gl_Position = vec4(vertices.xy,0.0,1.0);"
" coords = vertices.xy*vec2(0.5,0.5)+vec2(0.5,0.5);"
"}");
program->addShaderFromSourceCode(QOpenGLShader::Fragment,
"uniform sampler2D texture0;"
"varying vec2 coords;"
"void main() {"
" vec4 color = texture2D(texture0,coords*vec2(1.0, -1.0));"
" gl_FragColor = vec4(color.b, color.g, color.r, 1);"
"}");
program->bindAttributeLocation("vertices", 0);
program->link();
}
if (res != source->resolution())
{
qDebug() << "Change resolution " << res << " to " << source->resolution();
res = source->resolution();
// a texture used to render the pbo (has the match the pixelformat of the source)
glGenTextures(1,&textureId);
glBindTexture(GL_TEXTURE_2D, textureId);
glTexImage2D(GL_TEXTURE_2D,0, GL_RGB, res.width(), res.height(), 0, GL_RGB, GL_UNSIGNED_BYTE, 0);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
setFixedSize(res);
}
if (uploadFrame)
{
source->lock();
void* frame = source->getData();
int frameBytes = source->getDataSize();
if (pboAllocSize != frameBytes && frameBytes > 0)
{
qDebug() << "Resize pbo " << frameBytes << "bytes (was" << pboAllocSize << ") res " << source->resolution();
pbo->bind();
pbo->allocate(frameBytes);
pbo->release();
pboAllocSize = frameBytes;
}
// transfer data
pbo->bind();
void* ptr = pbo->map(QOpenGLBuffer::WriteOnly);
if (ptr && frame)
memcpy(ptr, frame, frameBytes);
pbo->unmap();
source->unlock();
//transfer pbo data to texture
glBindTexture(GL_TEXTURE_2D, textureId);
glTexSubImage2D(GL_TEXTURE_2D,0,0,0, res.width(), res.height(), GL_RGB, GL_UNSIGNED_BYTE, 0);
glBindTexture(GL_TEXTURE_2D, 0);
pbo->release();
uploadFrame = false;
}
// render pbo
float values[] = {
-1, -1,
1, -1,
-1, 1,
1, 1
};
program->setAttributeArray(0, GL_FLOAT, values, 2);
glClearColor(0, 0, 0, 1);
glClear(GL_COLOR_BUFFER_BIT);
glViewport(0, 0, width(), height());
program->bind();
program->enableAttributeArray(0);
glBindTexture(GL_TEXTURE_2D, textureId);
//draw fullscreen quad
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
glBindTexture(GL_TEXTURE_2D, 0);
program->disableAttributeArray(0);
program->release();
}
void VideoSurface::updateGL()
{
uploadFrame = true;
QGLWidget::updateGL();
}

45
widget/selfcamview.h → widget/videosurface.h
View File

@ -17,39 +17,42 @@
#ifndef SELFCAMVIEW_H
#define SELFCAMVIEW_H
#include <QWidget>
#include <QGLWidget>
class QCloseEvent;
class QShowEvent;
class QPainter;
class Camera;
class QLabel;
class QHBoxLayout;
class QOpenGLBuffer;
class QOpenGLShaderProgram;
class QTimer;
class VideoSource;
class SelfCamView : public QWidget
class VideoSurface : public QGLWidget
{
Q_OBJECT
public:
SelfCamView(Camera* Cam, QWidget *parent=0);
VideoSurface(VideoSource* source, QWidget* parent=0);
~VideoSurface();
private slots:
void updateDisplay();
private:
void closeEvent(QCloseEvent*);
void showEvent(QShowEvent*);
void paint(QPainter *painter);
virtual void hideEvent(QHideEvent* ev);
virtual void showEvent(QShowEvent* ev);
// QGLWidget interface
protected:
void resizeEvent(QResizeEvent *e);
virtual void initializeGL();
virtual void paintGL();
virtual void updateGL();
void update();
private:
QLabel *displayLabel;
QHBoxLayout* mainLayout;
Camera* cam;
QTimer* updateDisplayTimer;
VideoSource* source;
QOpenGLBuffer* pbo;
QOpenGLShaderProgram* program;
GLuint textureId;
int pboAllocSize;
QSize res;
bool uploadFrame;
bool hasSubscribed;
};
#endif // SELFCAMVIEW_H

11
widget/widget.cpp
View File

@ -27,7 +27,6 @@
#include "widget/groupwidget.h"
#include "widget/form/groupchatform.h"
#include "misc/style.h"
#include "selfcamview.h"
#include "widget/friendlistwidget.h"
#include "camera.h"
#include "widget/form/chatform.h"
@ -102,8 +101,7 @@ Widget::Widget(QWidget *parent)
ui->statusButton->setProperty("status", "offline");
Style::repolish(ui->statusButton);
camera = new Camera;
settingsWidget = new SettingsWidget(camera);
settingsWidget = new SettingsWidget();
// Disable some widgets until we're connected to the DHT
ui->statusButton->setEnabled(false);
@ -119,7 +117,7 @@ Widget::Widget(QWidget *parent)
qRegisterMetaType<ToxFile::FileDirection>("ToxFile::FileDirection");
coreThread = new QThread(this);
core = new Core(camera, coreThread);
core = new Core(Camera::getInstance(), coreThread);
core->moveToThread(coreThread);
connect(coreThread, &QThread::started, core, &Core::start);
@ -218,11 +216,6 @@ QString Widget::getUsername()
return core->getUsername();
}
Camera* Widget::getCamera()
{
return camera;
}
void Widget::onAvatarClicked()
{
QString filename = QFileDialog::getOpenFileName(this, tr("Choose a profile picture"), QDir::homePath());

3
widget/widget.h
View File

@ -34,7 +34,7 @@ class GenericChatroomWidget;
class Group;
struct Friend;
class QSplitter;
class SelfCamView;
class VideoSurface;
class QMenu;
class Core;
class Camera;
@ -124,7 +124,6 @@ private:
static Widget* instance;
GenericChatroomWidget* activeChatroomWidget;
FriendListWidget* contactListWidget;
Camera* camera;
MaskablePixmapWidget* profilePicture;
bool notify(QObject *receiver, QEvent *event);
};