void FrameBufferInterface::saveToFile(const char * _filename, unsigned long int _fbochannel){
// get the channel we're asking for
const FrameBufferChannel & channel = frameBufferChannels.at(_fbochannel);
unsigned long int bytes = width*height*channel.numChannels;
GLubyte * pixels = getPixelData(_fbochannel);
unsigned char * pixelsSOIL = (unsigned char *)malloc(bytes * sizeof(unsigned char));
glBindTexture(GL_TEXTURE_2D, frameBufferChannels.at(_fbochannel).id);
glGetTexImage(GL_TEXTURE_2D, 0, GL_RGBA, GL_UNSIGNED_BYTE, pixels);
for(unsigned long int i = 0; i < bytes; ++i){
pixelsSOIL[i] = pixels[i];
}
std::stringstream ss;
ss << "data/images/" << _filename;
if(stbi_write_tga(ss.str().c_str(), width, height, channel.numChannels, pixelsSOIL, 1)){
Log::info("FBO \""+ss.str()+"\" saved");
}else{
Log::error("FBO \""+ss.str()+"\" not saved");
}
free(pixels);
free(pixelsSOIL);
}
void Image::savePNG(const std::string& fileName)
{
FileStreamPtr fin = g_resources.createFile(fileName);
if(!fin)
stdext::throw_exception(stdext::format("failed to open file '%s' for write", fileName));
fin->cache();
std::stringstream data;
save_png(data, m_size.width(), m_size.height(), 4, (unsigned char*)getPixelData());
fin->write(data.str().c_str(), data.str().length());
fin->flush();
fin->close();
}
void buildMipMap(const std::shared_ptr<NativeBitmap> &texture) {
auto bitmap = texture;
std::shared_ptr<NativeBitmap> old;
int level = 1;
while (bitmap->getWidth() > 1) {
old = bitmap;
bitmap = old->makeBitmapWithHalfDimensions();
glTexImage2D(GL_TEXTURE_2D, level, GL_RGBA, bitmap->getWidth(), bitmap->getHeight(), 0,
GL_RGBA, GL_UNSIGNED_BYTE,
bitmap->getPixelData());
++level;
}
}
GtkWidget *avi_new_appwindow() {
GtkWidget *window = NULL;
GtkWidget *windowLayout = NULL;
GtkWidget *imgCamTop = NULL;
GtkWidget *imgCamBottom = NULL;
/* initialize main window */
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(GTK_WINDOW(window), "AVI Monitor");
gtk_window_set_resizable(GTK_WINDOW(window), FALSE);
g_signal_connect(window, "delete-event", G_CALLBACK(delete_event), NULL);
gtk_container_set_border_width(GTK_CONTAINER(window), 10);
/* initialize the camera widgets */
imgCamTop = avi_new_cam((gpointer *)&topCamPixData[0]);
imgCamBottom = avi_new_cam((gpointer *)&bottomCamPixData[0]);
/* add window container and organize widgets */
windowLayout = gtk_table_new(3, 3, FALSE);
gtk_table_attach_defaults(GTK_TABLE(windowLayout), imgCamTop, 0, 1, 0, 1);
gtk_table_attach_defaults(GTK_TABLE(windowLayout), gtk_image_new_from_file("../../doc/avi_cam_layout_small.png"), 1, 2, 0, 1);
gtk_table_attach_defaults(GTK_TABLE(windowLayout), imgCamBottom, 2, 3, 0, 1);
gtk_table_attach_defaults(GTK_TABLE(windowLayout), avi_new_console_labeled(), 0, 3, 1, 2);
gtk_table_attach_defaults(GTK_TABLE(windowLayout), avi_new_button_box(), 0, 3, 2, 3);
gtk_container_add(GTK_CONTAINER(window), windowLayout);
/* check if pcavi is present */
if(isPCAviOnline())
avi_console_append_text(NULL, "PC Avi ONLINE!\n");
else
avi_console_append_text(NULL, "PC Avi OFFLINE!\n");
softResetCam(CAR_CAMS_ID_MID);
getPixelData(CAR_CAMS_ID_MID, bottomCamPixData, AVI_CAM_BUFLENGTH);
powerDownCam(CAR_CAMS_ID_MID);
return window;
}