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// Copyright 2005-2020 The Mumble Developers. All rights reserved.
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file at the root of the
// Mumble source tree or at <https://www.mumble.info/LICENSE>.
/*
* G15 Helper Emulator
*/
#include <windows.h>
#include <cstdio>
#include <QApplication>
#include "g15helper.h"
#include "g15helper_emu.h"
#if defined(Q_OS_WIN)
# include <fcntl.h>
# include <io.h>
#endif
G15Reader::G15Reader() : QThread() {
moveToThread(this);
m_isRunning = true;
}
G15Reader::~G15Reader() {
m_isRunning = false;
}
void G15Reader::run() {
#if defined(Q_OS_WIN)
_setmode(_fileno(stdin), O_BINARY);
#endif
quint8 buf[G15_MAX_FBMEM];
QImage img(QSize(G15_MAX_WIDTH, G15_MAX_HEIGHT), QImage::Format_RGB32);
while (m_isRunning) {
quint8 priority = 0;
size_t nread = 0;
size_t ntotal = 0;
memset(&buf, 0, G15_MAX_FBMEM);
nread = fread(&priority, 1, sizeof(priority), stdin);
if (nread <= 0) {
qFatal("g15helper_emu: unable to read stdin, retval %lli", static_cast< long long >(nread));
}
// The priority flag is not used by the emulator.
Q_UNUSED(priority);
do {
nread = fread(&buf[0] + ntotal, 1, G15_MAX_FBMEM - ntotal, stdin);
if (nread <= 0) {
qFatal("g15helper_emu: unable to read stdin, retval %lli", static_cast< long long >(nread));
}
ntotal += nread;
} while (ntotal < G15_MAX_FBMEM);
for (int w = 0; w < G15_MAX_WIDTH; w++) {
for (int h = 0; h < G15_MAX_HEIGHT; h++) {
quint8 color = buf[G15_MAX_WIDTH * h + w];
uint val = 0xff000000;
if (color == 0xff) {
val = 0xffffffff;
}
img.setPixel(w, h, val);
}
}
QPixmap p = QPixmap::fromImage(img);
emit readFrame(p);
}
}
G15Emulator::G15Emulator() : QMainWindow() {
setWindowTitle(QLatin1String("Mumble G15 Emulator"));
setStyleSheet("QMainWindow {background: #cacaca;}");
m_displayLabel = new QLabel(this);
m_displayLabel->setMinimumSize(QSize(G15_MAX_WIDTH, G15_MAX_HEIGHT));
setCentralWidget(m_displayLabel);
}
void G15Emulator::drawFrame(QPixmap p) {
m_displayLabel->setPixmap(p);
}
int __stdcall WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) {
Q_UNUSED(hInstance);
Q_UNUSED(hPrevInstance);
Q_UNUSED(nCmdShow);
if (lpCmdLine && (strcmp(lpCmdLine, "/detect") == 0)) {
return 0;
} else if (!lpCmdLine || (strcmp(lpCmdLine, "/mumble") != 0)) {
MessageBox(nullptr, L"This program is run by Mumble, and should not be started separately.",
L"Nothing to see here, move along", MB_OK | MB_ICONERROR);
return 0;
}
char *argvec[1];
argvec[0] = nullptr;
int argc = 0;
char **argv = &argvec[0];
QApplication app(argc, argv);
G15Reader reader;
G15Emulator emu;
QObject::connect(&reader, SIGNAL(readFrame(QPixmap)), &emu, SLOT(drawFrame(QPixmap)));
reader.start();
emu.show();
app.exec();
return 0;
}
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