*/
#include <iostream>
+#include <boost/lambda/lambda.hpp>
+#include <libcxml/cxml.h>
#include "encoder.h"
#include "util.h"
#include "film.h"
#include "server.h"
#include "cross.h"
#include "writer.h"
+#include "server_finder.h"
+#include "player.h"
#include "i18n.h"
using std::min;
using std::make_pair;
using boost::shared_ptr;
+using boost::weak_ptr;
using boost::optional;
+using boost::scoped_array;
int const Encoder::_history_size = 25;
/** @param f Film that we are encoding */
-Encoder::Encoder (shared_ptr<const Film> f, shared_ptr<Job> j)
+Encoder::Encoder (shared_ptr<const Film> f, weak_ptr<Job> j)
: _film (f)
, _job (j)
, _video_frames_out (0)
Encoder::~Encoder ()
{
terminate_threads ();
- if (_writer) {
- _writer->finish ();
+}
+
+/** Add a worker thread for a each thread on a remote server. Caller must hold
+ * a lock on _mutex, or know that one is not currently required to
+ * safely modify _threads.
+ */
+void
+Encoder::add_worker_threads (ServerDescription d)
+{
+ for (int i = 0; i < d.threads(); ++i) {
+ _threads.push_back (new boost::thread (boost::bind (&Encoder::encoder_thread, this, d)));
}
}
Encoder::process_begin ()
{
for (int i = 0; i < Config::instance()->num_local_encoding_threads (); ++i) {
- _threads.push_back (new boost::thread (boost::bind (&Encoder::encoder_thread, this, shared_ptr<ServerDescription> ())));
- }
-
- vector<shared_ptr<ServerDescription> > servers = Config::instance()->servers ();
-
- for (vector<shared_ptr<ServerDescription> >::iterator i = servers.begin(); i != servers.end(); ++i) {
- for (int j = 0; j < (*i)->threads (); ++j) {
- _threads.push_back (new boost::thread (boost::bind (&Encoder::encoder_thread, this, *i)));
- }
+ _threads.push_back (new boost::thread (boost::bind (&Encoder::encoder_thread, this, optional<ServerDescription> ())));
}
_writer.reset (new Writer (_film, _job));
+ ServerFinder::instance()->connect (boost::bind (&Encoder::server_found, this, _1));
}
-
void
Encoder::process_end ()
{
_film->log()->log (String::compose (N_("Local encode failed (%1)"), e.what ()));
}
}
-
+
_writer->finish ();
_writer.reset ();
}
float
Encoder::current_encoding_rate () const
{
- boost::mutex::scoped_lock lock (_history_mutex);
+ boost::mutex::scoped_lock lock (_state_mutex);
if (int (_time_history.size()) < _history_size) {
return 0;
}
int
Encoder::video_frames_out () const
{
- boost::mutex::scoped_lock (_history_mutex);
+ boost::mutex::scoped_lock (_state_mutex);
return _video_frames_out;
}
void
Encoder::frame_done ()
{
- boost::mutex::scoped_lock lock (_history_mutex);
+ boost::mutex::scoped_lock lock (_state_mutex);
struct timeval tv;
gettimeofday (&tv, 0);
}
void
-Encoder::process_video (shared_ptr<const Image> image, Eyes eyes, bool same)
+Encoder::process_video (shared_ptr<PlayerImage> image, Eyes eyes, ColourConversion conversion, bool same)
{
boost::mutex::scoped_lock lock (_mutex);
return;
}
- if (_writer->thrown ()) {
- _writer->rethrow ();
- }
+ _writer->rethrow ();
+ /* Re-throw any exception raised by one of our threads. If more
+ than one has thrown an exception, only one will be rethrown, I think;
+ but then, if that happens something has gone badly wrong.
+ */
+ rethrow ();
if (_writer->can_fake_write (_video_frames_out)) {
_writer->fake_write (_video_frames_out, eyes);
TIMING ("adding to queue of %1", _queue.size ());
_queue.push_back (shared_ptr<DCPVideoFrame> (
new DCPVideoFrame (
- image, _video_frames_out, eyes, _film->video_frame_rate(),
- _film->j2k_bandwidth(), _film->log()
+ image->image(PIX_FMT_RGB24, false), _video_frames_out, eyes, conversion, _film->video_frame_rate(),
+ _film->j2k_bandwidth(), _film->resolution(), _film->log()
)
));
void
Encoder::terminate_threads ()
{
- boost::mutex::scoped_lock lock (_mutex);
- _terminate = true;
- _condition.notify_all ();
- lock.unlock ();
+ {
+ boost::mutex::scoped_lock lock (_mutex);
+ _terminate = true;
+ _condition.notify_all ();
+ }
for (list<boost::thread *>::iterator i = _threads.begin(); i != _threads.end(); ++i) {
if ((*i)->joinable ()) {
}
void
-Encoder::encoder_thread (shared_ptr<ServerDescription> server)
+Encoder::encoder_thread (optional<ServerDescription> server)
+try
{
/* Number of seconds that we currently wait between attempts
to connect to the server; not relevant for localhost
TIMING ("encoder thread %1 wakes with queue of %2", boost::this_thread::get_id(), _queue.size());
shared_ptr<DCPVideoFrame> vf = _queue.front ();
- _film->log()->log (String::compose (N_("Encoder thread %1 pops frame %2 (%3) from queue"), boost::this_thread::get_id(), vf->frame(), vf->eyes ()));
+ TIMING ("encoder thread %1 pops frame %2 (%3) from queue", boost::this_thread::get_id(), vf->frame(), vf->eyes ());
_queue.pop_front ();
lock.unlock ();
if (server) {
try {
- encoded = vf->encode_remotely (server);
+ encoded = vf->encode_remotely (server.get ());
if (remote_backoff > 0) {
_film->log()->log (String::compose (N_("%1 was lost, but now she is found; removing backoff"), server->host_name ()));
_condition.notify_all ();
}
}
+catch (...)
+{
+ store_current ();
+}
+
+void
+Encoder::server_found (ServerDescription s)
+{
+ add_worker_threads (s);
+}