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;
}
/**
* Saves a GdkPixbuf image to the current clip.
*
* Needed, because the image might come from the last grabbed
* frame, or the recording of every frame might be automatic. (video)
*
* The gdkpixbufsink element posts messages containing the pixbuf.
*/
void Pipeline::save_image_to_current_clip(GdkPixbuf *pixbuf)
{
Clip *thisclip = owner_->get_current_clip();
bool is_verbose = owner_->get_configuration()->get_verbose();
int current_clip_id = thisclip->get_id();
int w = gdk_pixbuf_get_width(pixbuf);
int h = gdk_pixbuf_get_height(pixbuf);
/* if this is the first frame grabbed, set frame properties in clip */
// TODO:2010-08-27:aalex:Use image size, not clip size.
// A clip may contain images that are not the same size.
if (! thisclip->get_has_recorded_frame())
{
// TODO: each image should be a different size, if that's what it is.
thisclip->set_width(w);
thisclip->set_height(h);
thisclip->set_has_recorded_frame();
}
int new_image_number = thisclip->frame_add();
Image *new_image = thisclip->get_image(new_image_number);
if (new_image == 0)
{
// This is very unlikely to happen
std::cerr << "No image at " << new_image_number << std::endl;
g_object_unref(pixbuf);
return;
}
if (is_verbose)
std::cout << "Grab a frame. Current clip: " << current_clip_id << ". Image number: " << new_image_number << std::endl;
std::string file_name = thisclip->get_image_full_path(new_image);
// We need 3 textures:
// * the onionskin of the last frame grabbed. (or at the writehead position)
// * the frame at the playhead position
// * the current live input. (GST gives us this one)
if (!gdk_pixbuf_save(pixbuf, file_name.c_str(), "jpeg", NULL, "quality", "100", NULL))
{
g_print("Image %s could not be saved. Error\n", file_name.c_str());
}
else
{
if (is_verbose)
g_print("Image %s saved\n", file_name.c_str());
owner_->get_controller()->add_frame_signal_(current_clip_id, new_image_number);
thisclip->remove_first_if_more_than(owner_->get_configuration()->get_max_images_per_clip());
}
}
bool Pipeline::import_image(const std::string &file_name)
{
bool is_verbose = owner_->get_configuration()->get_verbose();
if (! toonloop::file_exists(file_name))
{
if (is_verbose)
std::cout << __FUNCTION__ << ": " << std::endl;
return false;
}
Clip *clip = owner_->get_current_clip();
int clip_id = clip->get_id();
// TODO: set clip size if not set.
int new_image_number = clip->frame_add();
Image *new_image = clip->get_image(new_image_number);
if (new_image == 0)
{
// This is very unlikely to happen
std::cerr << __FUNCTION__ << ": No image at " << new_image_number << std::endl;
return false;
}
if (is_verbose)
std::cout << "Import an image. Current clip: " << clip_id << ". Image number: " << new_image_number << std::endl;
std::string save_as_file_name = clip->get_image_full_path(new_image);
unsigned int width = (unsigned int) owner_->get_configuration()->get_capture_width();
unsigned int height = (unsigned int) owner_->get_configuration()->get_capture_height();
ImageImporter img(file_name, save_as_file_name, width, height, is_verbose);
bool ok = img.resize();
if (! ok)
return false;
if (is_verbose)
g_print("Image %s saved\n", save_as_file_name.c_str());
owner_->get_controller()->add_frame_signal_(clip_id, new_image_number);
clip->remove_first_if_more_than(owner_->get_configuration()->get_max_images_per_clip());
return true;
}