bool Application::save_project(std::string &file_name)
{
namespace ss = statesaving;
char buff[256]; // buff for node names and int properties
xmlDocPtr doc = xmlNewDoc(XMLSTR "1.0");
// "project" node with its "name" attribute
xmlNodePtr root_node = xmlNewNode(NULL, XMLSTR ss::ROOT_NODE);
xmlDocSetRootElement(doc, root_node);
xmlNewProp(root_node, XMLSTR ss::PROJECT_NAME_ATTR, XMLSTR ss::DEFAULT_PROJECT_NAME);
xmlNewProp(root_node, XMLSTR ss::PROJECT_VERSION_ATTR, XMLSTR PACKAGE_VERSION);
sprintf(buff, "%d", get_current_clip_number());
xmlNewProp(root_node, XMLSTR ss::CURRENT_CLIP_ATTR, XMLSTR buff);
// "clips" node
xmlNodePtr clips_node = xmlNewChild(root_node, NULL, XMLSTR ss::CLIPS_NODE, NULL); // No text contents
for (ClipIterator iter = clips_.begin(); iter != clips_.end(); ++iter)
{
Clip *clip = iter->second.get();
if (clip->size() > 0) // do not save empty clips
{
xmlNodePtr clip_node = xmlNewChild(clips_node, NULL, XMLSTR ss::CLIP_NODE, NULL);
// clip ID:
sprintf(buff, "%d", clip->get_id());
xmlNewProp(clip_node, XMLSTR ss::CLIP_ID_PROPERTY, XMLSTR buff);
// clip FPS:
sprintf(buff, "%d", clip->get_playhead_fps());
xmlNewProp(clip_node, XMLSTR ss::CLIP_FPS_PROPERTY, XMLSTR buff);
// clip direction:
xmlNewProp(clip_node, XMLSTR ss::CLIP_DIRECTION_PROPERTY, XMLSTR clip->get_direction().c_str());
// images:
xmlNodePtr images_node = xmlNewChild(clip_node, NULL, XMLSTR ss::IMAGES_NODE, NULL);
for (unsigned int image_num = 0; image_num < clip->size(); image_num++)
{
Image *image = clip->get_image(image_num);
xmlNodePtr image_node = xmlNewChild(images_node, NULL, XMLSTR ss::IMAGE_NODE, NULL);
xmlNewProp(image_node, XMLSTR ss::IMAGE_NAME_ATTR, XMLSTR image->get_name().c_str());
}
}
}
// Save document to file
xmlSaveFormatFileEnc(file_name.c_str(), doc, "UTF-8", 1);
if (config_->get_verbose())
std::cout << "Saved the project to " << file_name << std::endl;
// Free the document + global variables that may have been allocated by the parser.
xmlFreeDoc(doc);
xmlCleanupParser();
return true;
}
void InfoWindow::update_thumbnail_for_clip(unsigned int clip_number)
{
if (clip_number >= clips_.size())
{
g_critical("%s: Clip number bigger than size of known clips.", __FUNCTION__);
return;
}
Clip *clip = app_->get_clip(clip_number);
ClipInfoBox *clip_info = clips_.at(clip_number).get();
unsigned int frames = clip->size();
if (frames == 0)
clutter_actor_hide(clip_info->image_);
else
{
clutter_actor_show(clip_info->image_);
Image *image = clip->get_image(0);
if (image == 0)
std::cout << __FUNCTION__ << ": Could not get a handle to any image!" << std::endl;
else
{
std::string file_name = clip->get_image_full_path(image);
load_thumbnail_from_file(CLUTTER_TEXTURE(clip_info->image_), file_name, 80, 60);
}
}
}
void InfoWindow::update_num_frames(unsigned int clip_number)
{
if (clip_number >= clips_.size())
{
g_critical("%s: Clip number bigger than size of known clips.", __FUNCTION__);
return;
}
Clip *clip = app_->get_clip(clip_number);
ClipInfoBox *clip_info = clips_.at(clip_number).get();
unsigned int frames = clip->size();
std::ostringstream os;
os << " # <b>" << clip_number << "</b>" << std::endl;
os << "images: " << frames;
clutter_text_set_markup(CLUTTER_TEXT(clip_info->label_), os.str().c_str());
}
/**
* Called on every frame.
*
* (Clutter Timeline handler)
* Times the playback frames and display it if it's time to do so.
*
* Prints the rendering FPS information.
* Calls Controller::update_playback_image
* We could draw some stuff using OpenGL in this callback.
*/
void Gui::on_render_frame(ClutterTimeline * /*timeline*/, gint /*msecs*/, gpointer user_data)
{
// Prints rendering FPS information
Gui *context = static_cast<Gui*>(user_data);
context->owner_->check_for_messages();
bool verbose = context->owner_->get_configuration()->get_verbose();
Clip *thisclip = context->owner_->get_current_clip();
// calculate rendering FPS
context->fps_calculation_timer_.tick();
++context->number_of_frames_in_last_second_;
if (context->fps_calculation_timer_.get_elapsed() >= 1.0f)
{
if (verbose)
std::cout << "Rendering FPS: " << context->number_of_frames_in_last_second_ << std::endl;
context->rendering_fps_ = context->number_of_frames_in_last_second_;
context->number_of_frames_in_last_second_ = 0;
context->fps_calculation_timer_.reset();
}
// Display info:
if (context->enable_info_)
context->update_info_text();
context->info_window_.update_info_window();
context->owner_->get_controller()->update_playback_image();
//TODO:2010-08-26:aalex:connect to Controller's on_no_image_to_play
if(thisclip->size() > 0)
{
if (context->current_layout_ != LAYOUT_LIVEFEED_ONLY)
clutter_actor_show_all(CLUTTER_ACTOR(context->playback_group_));
else
clutter_actor_hide_all(CLUTTER_ACTOR(context->playback_group_));
} else {
clutter_actor_hide_all(CLUTTER_ACTOR(context->playback_group_));
}
// // This is just a test
// static float rot = 0.0f;
// rot += 1.0f;
// clutter_actor_set_rotation(CLUTTER_ACTOR(context->live_input_texture_), CLUTTER_Z_AXIS, rot, 160.0f, 120.0f, 0.0f);
}