X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fserver.cc;h=d72b7e5025b84e57513a97864014137d5658eacd;hb=39bc73fe192f932ed6695eb87b19de446e8b4f55;hp=e8a9804ed1ca1c83acca2d6cc4085c4d68787117;hpb=068bb5b95652c022419c64f3d29cc42c4610ae93;p=dcpomatic.git diff --git a/src/lib/server.cc b/src/lib/server.cc index e8a9804ed..d72b7e502 100644 --- a/src/lib/server.cc +++ b/src/lib/server.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2012 Carl Hetherington + Copyright (C) 2012-2014 Carl Hetherington This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -27,112 +27,90 @@ #include #include #include -#include +#include +#include +#include #include "server.h" #include "util.h" #include "scaler.h" #include "image.h" #include "dcp_video_frame.h" #include "config.h" -#include "subtitle.h" +#include "cross.h" +#include "player_video_frame.h" -using namespace std; -using namespace boost; +#include "i18n.h" -/** Create a server description from a string of metadata returned from as_metadata(). - * @param v Metadata. - * @return ServerDescription, or 0. - */ -ServerDescription * -ServerDescription::create_from_metadata (string v) -{ - vector b; - split (b, v, is_any_of (" ")); - - if (b.size() != 2) { - return 0; - } - - return new ServerDescription (b[0], atoi (b[1].c_str ())); -} - -/** @return Description of this server as text */ -string -ServerDescription::as_metadata () const -{ - stringstream s; - s << _host_name << " " << _threads; - return s.str (); -} +using std::string; +using std::stringstream; +using std::multimap; +using std::vector; +using std::list; +using std::cout; +using std::cerr; +using std::setprecision; +using std::fixed; +using boost::shared_ptr; +using boost::algorithm::is_any_of; +using boost::algorithm::split; +using boost::thread; +using boost::bind; +using boost::scoped_array; +using boost::optional; +using dcp::Size; +using dcp::raw_convert; -Server::Server (Log* log) +Server::Server (shared_ptr log, bool verbose) : _log (log) + , _verbose (verbose) { } +/** @param after_read Filled in with gettimeofday() after reading the input from the network. + * @param after_encode Filled in with gettimeofday() after encoding the image. + */ int -Server::process (shared_ptr socket) +Server::process (shared_ptr socket, struct timeval& after_read, struct timeval& after_encode) { - char buffer[512]; - socket->read_indefinite ((uint8_t *) buffer, sizeof (buffer), 30); - socket->consume (strlen (buffer) + 1); - - stringstream s (buffer); - multimap kv = read_key_value (s); + uint32_t length = socket->read_uint32 (); + scoped_array buffer (new char[length]); + socket->read (reinterpret_cast (buffer.get()), length); - if (get_required_string (kv, "encode") != "please") { + stringstream s (buffer.get()); + shared_ptr xml (new cxml::Document ("EncodingRequest")); + xml->read_stream (s); + if (xml->number_child ("Version") != SERVER_LINK_VERSION) { + cerr << "Mismatched server/client versions\n"; + _log->log ("Mismatched server/client versions"); return -1; } - Size in_size (get_required_int (kv, "input_width"), get_required_int (kv, "input_height")); - int pixel_format_int = get_required_int (kv, "input_pixel_format"); - Size out_size (get_required_int (kv, "output_width"), get_required_int (kv, "output_height")); - int padding = get_required_int (kv, "padding"); - int subtitle_offset = get_required_int (kv, "subtitle_offset"); - int subtitle_scale = get_required_int (kv, "subtitle_scale"); - string scaler_id = get_required_string (kv, "scaler"); - int frame = get_required_int (kv, "frame"); - int frames_per_second = get_required_int (kv, "frames_per_second"); - string post_process = get_optional_string (kv, "post_process"); - int colour_lut_index = get_required_int (kv, "colour_lut"); - int j2k_bandwidth = get_required_int (kv, "j2k_bandwidth"); - Position subtitle_position (get_optional_int (kv, "subtitle_x"), get_optional_int (kv, "subtitle_y")); - Size subtitle_size (get_optional_int (kv, "subtitle_width"), get_optional_int (kv, "subtitle_height")); - - /* This checks that colour_lut_index is within range */ - colour_lut_index_to_name (colour_lut_index); - - PixelFormat pixel_format = (PixelFormat) pixel_format_int; - Scaler const * scaler = Scaler::from_id (scaler_id); - - shared_ptr image (new AlignedImage (pixel_format, in_size)); - - image->read_from_socket (socket); + shared_ptr pvf (new PlayerVideoFrame (xml, socket)); - shared_ptr sub; - if (subtitle_size.width && subtitle_size.height) { - shared_ptr subtitle_image (new AlignedImage (PIX_FMT_RGBA, subtitle_size)); - subtitle_image->read_from_socket (socket); - sub.reset (new Subtitle (subtitle_position, subtitle_image)); - } + DCPVideoFrame dcp_video_frame (pvf, xml, _log); - DCPVideoFrame dcp_video_frame ( - image, sub, out_size, padding, subtitle_offset, subtitle_scale, - scaler, frame, frames_per_second, post_process, colour_lut_index, j2k_bandwidth, _log - ); + gettimeofday (&after_read, 0); shared_ptr encoded = dcp_video_frame.encode_locally (); - encoded->send (socket); - return frame; + gettimeofday (&after_encode, 0); + + try { + encoded->send (socket); + } catch (std::exception& e) { + _log->log (String::compose ("Send failed; frame %1", dcp_video_frame.index())); + throw; + } + + return dcp_video_frame.index (); } void Server::worker_thread () { while (1) { - mutex::scoped_lock lock (_worker_mutex); + boost::mutex::scoped_lock lock (_worker_mutex); while (_queue.empty ()) { _worker_condition.wait (lock); } @@ -143,16 +121,24 @@ Server::worker_thread () lock.unlock (); int frame = -1; + string ip; struct timeval start; + struct timeval after_read; + struct timeval after_encode; + struct timeval end; + gettimeofday (&start, 0); try { - frame = process (socket); + frame = process (socket, after_read, after_encode); + ip = socket->socket().remote_endpoint().address().to_string(); } catch (std::exception& e) { - cerr << "Error: " << e.what() << "\n"; + _log->log (String::compose ("Error: %1", e.what())); } - + + gettimeofday (&end, 0); + socket.reset (); lock.lock (); @@ -160,7 +146,20 @@ Server::worker_thread () if (frame >= 0) { struct timeval end; gettimeofday (&end, 0); - _log->log (String::compose ("Encoded frame %1 in %2", frame, seconds (end) - seconds (start))); + + stringstream message; + message.precision (2); + message << fixed + << "Encoded frame " << frame << " from " << ip << ": " + << "receive " << (seconds(after_read) - seconds(start)) << "s " + << "encode " << (seconds(after_encode) - seconds(after_read)) << "s " + << "send " << (seconds(end) - seconds(after_encode)) << "s."; + + if (_verbose) { + cout << message.str() << "\n"; + } + + _log->log (message.str ()); } _worker_condition.notify_all (); @@ -171,18 +170,28 @@ void Server::run (int num_threads) { _log->log (String::compose ("Server starting with %1 threads", num_threads)); + if (_verbose) { + cout << "DCP-o-matic server starting with " << num_threads << " threads.\n"; + } for (int i = 0; i < num_threads; ++i) { _worker_threads.push_back (new thread (bind (&Server::worker_thread, this))); } - asio::io_service io_service; - asio::ip::tcp::acceptor acceptor (io_service, asio::ip::tcp::endpoint (asio::ip::tcp::v4(), Config::instance()->server_port ())); + _broadcast.thread = new thread (bind (&Server::broadcast_thread, this)); + + boost::asio::io_service io_service; + + boost::asio::ip::tcp::acceptor acceptor ( + io_service, + boost::asio::ip::tcp::endpoint (boost::asio::ip::tcp::v4(), Config::instance()->server_port_base ()) + ); + while (1) { shared_ptr socket (new Socket); acceptor.accept (socket->socket ()); - mutex::scoped_lock lock (_worker_mutex); + boost::mutex::scoped_lock lock (_worker_mutex); /* Wait until the queue has gone down a bit */ while (int (_queue.size()) >= num_threads * 2) { @@ -193,3 +202,58 @@ Server::run (int num_threads) _worker_condition.notify_all (); } } + +void +Server::broadcast_thread () +try +{ + boost::asio::io_service io_service; + + boost::asio::ip::address address = boost::asio::ip::address_v4::any (); + boost::asio::ip::udp::endpoint listen_endpoint (address, Config::instance()->server_port_base() + 1); + + _broadcast.socket = new boost::asio::ip::udp::socket (io_service); + _broadcast.socket->open (listen_endpoint.protocol ()); + _broadcast.socket->bind (listen_endpoint); + + _broadcast.socket->async_receive_from ( + boost::asio::buffer (_broadcast.buffer, sizeof (_broadcast.buffer)), + _broadcast.send_endpoint, + boost::bind (&Server::broadcast_received, this) + ); + + io_service.run (); +} +catch (...) +{ + store_current (); +} + +void +Server::broadcast_received () +{ + _broadcast.buffer[sizeof(_broadcast.buffer) - 1] = '\0'; + + if (strcmp (_broadcast.buffer, DCPOMATIC_HELLO) == 0) { + /* Reply to the client saying what we can do */ + xmlpp::Document doc; + xmlpp::Element* root = doc.create_root_node ("ServerAvailable"); + root->add_child("Threads")->add_child_text (raw_convert (_worker_threads.size ())); + stringstream xml; + doc.write_to_stream (xml, "UTF-8"); + + shared_ptr socket (new Socket); + try { + socket->connect (boost::asio::ip::tcp::endpoint (_broadcast.send_endpoint.address(), Config::instance()->server_port_base() + 1)); + socket->write (xml.str().length() + 1); + socket->write ((uint8_t *) xml.str().c_str(), xml.str().length() + 1); + } catch (...) { + + } + } + + _broadcast.socket->async_receive_from ( + boost::asio::buffer (_broadcast.buffer, sizeof (_broadcast.buffer)), + _broadcast.send_endpoint, boost::bind (&Server::broadcast_received, this) + ); +}