void WidgetRenderer::handlePaint(QPaintEvent *event)
{
Q_UNUSED(event);
QPainter painter(m_videoWidget);
m_drawFrameRect = m_videoWidget->calculateDrawFrameRect();
painter.drawImage(drawFrameRect(), currentFrame());
frameRendered();
}
void
ProcessHandler::onDataWrittenToSocket()
{
///always running in the main thread
assert( QThread::currentThread() == qApp->thread() );
QString str = QString::fromUtf8(_bgProcessOutputSocket->readLine());
while ( str.endsWith(QLatin1Char('\n')) ) {
str.chop(1);
}
_processLog.append(QString::fromUtf8("Message received: ") + str + QLatin1Char('\n'));
if ( str.startsWith(QString::fromUtf8(kFrameRenderedStringShort) )) {
str = str.remove(QString::fromUtf8(kFrameRenderedStringShort));
double progressPercent = 0.;
int foundProgress = str.lastIndexOf(QString::fromUtf8(kProgressChangedStringShort));
if (foundProgress != -1) {
QString progressStr = str.mid(foundProgress);
progressStr.remove(QString::fromUtf8(kProgressChangedStringShort));
progressPercent = progressStr.toDouble();
str = str.mid(0, foundProgress);
}
if (!str.isEmpty()) {
//The report does not have extended timer infos
Q_EMIT frameRendered(str.toInt(), progressPercent);
}
} else if ( str.startsWith(QString::fromUtf8(kRenderingFinishedStringShort)) ) {
///don't do anything
} else if ( str.startsWith(QString::fromUtf8(kBgProcessServerCreatedShort)) ) {
str = str.remove(QString::fromUtf8(kBgProcessServerCreatedShort));
///the bg process wants us to create the pipe for its input
if (!_bgProcessInputSocket) {
_bgProcessInputSocket = new QLocalSocket();
QObject::connect( _bgProcessInputSocket, SIGNAL(connected()), this, SLOT(onInputPipeConnectionMade()) );
_bgProcessInputSocket->connectToServer(str,QLocalSocket::ReadWrite);
}
} else if ( str.startsWith(QString::fromUtf8(kRenderingStartedShort)) ) {
///if the user pressed cancel prior to the pipe being created, wait for it to be created and send the abort
///message right away
if (_earlyCancel) {
_bgProcessInputSocket->waitForConnected(5000);
_earlyCancel = false;
onProcessCanceled();
}
} else {
_processLog.append(QString::fromUtf8("Error: Unable to interpret message.\n"));
throw std::runtime_error("ProcessHandler::onDataWrittenToSocket() received erroneous message");
}
}
void ProcessHandler::onDataWrittenToSocket() {
///always running in the main thread
assert(QThread::currentThread() == qApp->thread());
QString str = _bgProcessOutputSocket->readLine();
while(str.endsWith('\n')) {
str.chop(1);
}
_processLog.append("Message received: " + str + '\n');
if (str.startsWith(kFrameRenderedStringShort)) {
str = str.remove(kFrameRenderedStringShort);
emit frameRendered(str.toInt());
} else if (str.startsWith(kRenderingFinishedStringShort)) {
///don't do anything
} else if (str.startsWith(kProgressChangedStringShort)) {
str = str.remove(kProgressChangedStringShort);
emit frameProgress(str.toInt());
} else if (str.startsWith(kBgProcessServerCreatedShort)) {
str = str.remove(kBgProcessServerCreatedShort);
///the bg process wants us to create the pipe for its input
if (!_bgProcessInputSocket) {
_bgProcessInputSocket = new QLocalSocket();
QObject::connect(_bgProcessInputSocket, SIGNAL(connected()), this, SLOT(onInputPipeConnectionMade()));
_bgProcessInputSocket->connectToServer(str,QLocalSocket::ReadWrite);
}
} else if(str.startsWith(kRenderingStartedShort)) {
///if the user pressed cancel prior to the pipe being created, wait for it to be created and send the abort
///message right away
if (_earlyCancel) {
_bgProcessInputSocket->waitForConnected(5000);
_earlyCancel = false;
onProcessCanceled();
}
} else {
_processLog.append("Error: Unable to interpret message.\n");
throw std::runtime_error("ProcessHandler::onDataWrittenToSocket() received erroneous message");
}
}
void GLRenderWidgetImplementation::paintEvent(QPaintEvent *)
{
QPainter painter(this);
m_drawFrameRect = m_videoWidget->calculateDrawFrameRect();
if (m_yuvSupport && frameIsSet()) {
glEnable(GL_FRAGMENT_PROGRAM_ARB);
glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, m_program);
const float tx_array[] = { 0, 0, 1, 0, 1, 1, 0, 1};
const QRectF r = drawFrameRect();
const float v_array[] = { float(r.left()), float(r.top()), float(r.right()), float(r.top()), float(r.right()), float(r.bottom()), float(r.left()), float(r.bottom()) };
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, m_texture[0]);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, m_texture[1]);
glActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_2D, m_texture[2]);
glActiveTexture(GL_TEXTURE0);
glVertexPointer(2, GL_FLOAT, 0, v_array);
glTexCoordPointer(2, GL_FLOAT, 0, tx_array);
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glDrawArrays(GL_QUADS, 0, 4);
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
glDisableClientState(GL_VERTEX_ARRAY);
glDisable(GL_FRAGMENT_PROGRAM_ARB);
} else {
painter.setRenderHint(QPainter::SmoothPixmapTransform);
painter.drawImage(drawFrameRect(), currentFrame());
}
frameRendered();
}
