renderer.cpp
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#include "renderer.h"
Renderer::Renderer(char* videoPath, char* user_id) {
this->folder_id = user_id;
this->path_video = videoPath;
serverInitialize();
running = true;
count_task = 0;
glosa_processed = 0;
core_socket = new StreamSocket();
listeners = new list<ListenerRenderer*>();
DPRINTF("Done!\n");
}
Renderer::~Renderer() {
listeners->clear();
delete listeners;
if(core_socket) delete core_socket;
DDDPRINTF("Renderer finalized!\n");
}
void Renderer::serverInitialize(){
string render = "python render.py ";
render.append(folder_id).append(" >/dev/null 2>&1 &");
string command = "cd ";
char* shPath;
shPath = getenv("RENDERER");
if(shPath != NULL)
command.append(shPath);
else
command.append(PATH_RENDERER);
command.append(" && ").append(render);
system(command.c_str());
sleep(5);
}
void Renderer::receiveGlosa(std::string glosa, int64_t pts) {
glosa_copy = glosa;
ostringstream oss;
oss << pts;
glosa_copy += "#"; // formato da string enviada p/ o player: Glosa#pts
glosa_copy += oss.str();
count_task++;
}
void Renderer::sendGlosa() {
try{
int glosa_size = strlen(glosa_copy.c_str())+1;
char* glosa_buffer = new char[glosa_size];
strcpy(glosa_buffer, glosa_copy.c_str());
core_socket->write(glosa_buffer, glosa_size);
char* ok_core = new char[3];
do {
core_socket->read(ok_core, 3); //aguarda o unity confirmar o recebimento da glosa
}while(strcmp(ok_core, "OK") != 0);
glosa_processed++;
delete [] ok_core;
delete [] glosa_buffer;
}catch(lavidlib::RuntimeException &ex){
throw lavidlib::RuntimeException(ex.getMessage().c_str());
}catch(lavidlib::IOException &ex){
throw lavidlib::RuntimeException(ex.getMessage().c_str());
}
}
void Renderer::connectToUnity() {
try{
static InetAddress* addr = InetAddress::createByName(HOST);
core_socket->connect(addr, PORTNO);
}catch(lavidlib::UnknownHostException &ex){
throw RuntimeException(ex.getMessage().c_str());
}catch(lavidlib::SocketException &ex){
throw RuntimeException(ex.getMessage().c_str());
}
}
void Renderer::waitScreenShots() {
DPRINTF("[AGUARDE] Gerando vídeo...\n");
char* endgeneration = new char[strlen(END_FLAG)+1];
int connected;
try{
do{
connected = core_socket->read(endgeneration, sizeof(endgeneration));
}while(strcmp(endgeneration, END_FLAG) != 0 && connected != 0);
core_socket->close();
}catch(IOException &ex){
throw RuntimeException(ex.getMessage().c_str());
}
}
void Renderer::addListener(ListenerRenderer* listener) {
listeners->push_back(listener);
}
void Renderer::notifyListeners() {
for (list<ListenerRenderer*>::iterator i = listeners->begin(); i != listeners->end(); i++) {
(*i)->notifyEndOfRenderization();
}
}
void Renderer::finalize() {
while(glosa_processed < count_task)
usleep(10000);
receiveGlosa(END_FLAG, (int64_t) -1);
this->running = false;
}
bool Renderer::isSending() {
if(glosa_processed < count_task)
return true;
else
return false;
}
void Renderer::Run() {
try{
while(running){
while(count_task <= glosa_processed){
usleep(10000);
}
if(!core_socket->isConnected())
connectToUnity();
sendGlosa();
}
waitScreenShots();
render();
cleanFiles();
}catch(lavidlib::RuntimeException &ex){
DDDDPRINTF("Erro: %s\n", ex.getMessage().c_str());
throw RuntimeException(ex.getMessage().c_str());
}
}
void Renderer::render() {
string command = "avconv -loglevel quiet -framerate 30 -i ";
command.append(PATH_SCREENS).append("[\'").append(folder_id).append("\']").append("/frame_%d.png ")
.append("-vcodec libx264 -pix_fmt yuv420p ").append(path_video);
system(command.c_str());
notifyListeners();
}
void Renderer::cleanFiles() {
string clean = "rm -rf ";
clean.append(PATH_SCREENS).append(folder_id).append("/");
system(clean.c_str());
}