* @brief Parent class for classes which can encode video and audio frames.
*/
-#include <iostream>
-#include <boost/lambda/lambda.hpp>
-#include <libcxml/cxml.h>
#include "encoder.h"
#include "util.h"
#include "film.h"
#include "log.h"
#include "config.h"
-#include "dcp_video_frame.h"
+#include "dcp_video.h"
#include "server.h"
#include "cross.h"
#include "writer.h"
#include "server_finder.h"
#include "player.h"
-#include "player_video_frame.h"
+#include "player_video.h"
+#include <libcxml/cxml.h>
+#include <boost/lambda/lambda.hpp>
+#include <iostream>
#include "i18n.h"
using std::pair;
using std::string;
-using std::stringstream;
using std::vector;
using std::list;
using std::cout;
int const Encoder::_history_size = 25;
/** @param f Film that we are encoding */
-Encoder::Encoder (shared_ptr<const Film> f, weak_ptr<Job> j)
+Encoder::Encoder (shared_ptr<const Film> f, weak_ptr<Job> j, shared_ptr<Writer> writer)
: _film (f)
, _job (j)
, _video_frames_out (0)
, _terminate (false)
+ , _writer (writer)
{
- _have_a_real_frame[EYES_BOTH] = false;
- _have_a_real_frame[EYES_LEFT] = false;
- _have_a_real_frame[EYES_RIGHT] = false;
+
}
Encoder::~Encoder ()
void
Encoder::add_worker_threads (ServerDescription d)
{
- LOG_GENERAL (N_("Adding %1 worker threads for remote %2"), d.host_name ());
+ LOG_GENERAL (N_("Adding %1 worker threads for remote %2"), d.threads(), d.host_name ());
for (int i = 0; i < d.threads(); ++i) {
_threads.push_back (new boost::thread (boost::bind (&Encoder::encoder_thread, this, d)));
}
}
void
-Encoder::process_begin ()
+Encoder::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, optional<ServerDescription> ())));
}
- _writer.reset (new Writer (_film, _job));
- ServerFinder::instance()->connect (boost::bind (&Encoder::server_found, this, _1));
+ if (!ServerFinder::instance()->disabled ()) {
+ _server_found_connection = ServerFinder::instance()->connect (boost::bind (&Encoder::server_found, this, _1));
+ }
}
void
-Encoder::process_end ()
+Encoder::end ()
{
boost::mutex::scoped_lock lock (_mutex);
So just mop up anything left in the queue here.
*/
- for (list<shared_ptr<DCPVideoFrame> >::iterator i = _queue.begin(); i != _queue.end(); ++i) {
+ for (list<shared_ptr<DCPVideo> >::iterator i = _queue.begin(); i != _queue.end(); ++i) {
LOG_GENERAL (N_("Encode left-over frame %1"), (*i)->index ());
try {
- _writer->write ((*i)->encode_locally(), (*i)->index (), (*i)->eyes ());
+ _writer->write (
+ (*i)->encode_locally (boost::bind (&Log::dcp_log, _film->log().get(), _1, _2)),
+ (*i)->index (),
+ (*i)->eyes ()
+ );
frame_done ();
} catch (std::exception& e) {
LOG_ERROR (N_("Local encode failed (%1)"), e.what ());
}
}
-
- _writer->finish ();
- _writer.reset ();
}
/** @return an estimate of the current number of frames we are encoding per second,
}
}
+/** Called in order, so each time this is called the supplied frame is the one
+ * after the previous one.
+ */
void
-Encoder::process_video (shared_ptr<PlayerVideoFrame> pvf, bool same)
+Encoder::enqueue (shared_ptr<PlayerVideo> pv)
{
_waker.nudge ();
rethrow ();
if (_writer->can_fake_write (_video_frames_out)) {
- _writer->fake_write (_video_frames_out, pvf->eyes ());
- _have_a_real_frame[pvf->eyes()] = false;
- frame_done ();
- } else if (same && _have_a_real_frame[pvf->eyes()]) {
- /* Use the last frame that we encoded. */
- _writer->repeat (_video_frames_out, pvf->eyes());
+ /* We can fake-write this frame */
+ _writer->fake_write (_video_frames_out, pv->eyes ());
frame_done ();
+ } else if (pv->has_j2k ()) {
+ /* This frame already has JPEG2000 data, so just write it */
+ _writer->write (pv->j2k(), _video_frames_out, pv->eyes ());
} else {
/* Queue this new frame for encoding */
LOG_TIMING ("adding to queue of %1", _queue.size ());
- _queue.push_back (shared_ptr<DCPVideoFrame> (
- new DCPVideoFrame (
- pvf, _video_frames_out, _film->video_frame_rate(),
- _film->j2k_bandwidth(), _film->resolution(), _film->log()
+ _queue.push_back (shared_ptr<DCPVideo> (
+ new DCPVideo (
+ pv,
+ _video_frames_out,
+ _film->video_frame_rate(),
+ _film->j2k_bandwidth(),
+ _film->resolution(),
+ _film->burn_subtitles(),
+ _film->log()
)
));
waiting on that.
*/
_empty_condition.notify_all ();
- _have_a_real_frame[pvf->eyes()] = true;
}
- if (pvf->eyes() != EYES_LEFT) {
+ if (pv->eyes() != EYES_LEFT) {
++_video_frames_out;
}
}
-void
-Encoder::process_audio (shared_ptr<const AudioBuffers> data)
-{
- _writer->write (data);
-}
-
void
Encoder::terminate_threads ()
{
encodings.
*/
int remote_backoff = 0;
+ shared_ptr<DCPVideo> last_dcp_video;
+ shared_ptr<EncodedData> last_encoded;
while (true) {
}
LOG_TIMING ("[%1] encoder thread wakes with queue of %2", boost::this_thread::get_id(), _queue.size());
- shared_ptr<DCPVideoFrame> vf = _queue.front ();
+ shared_ptr<DCPVideo> vf = _queue.front ();
LOG_TIMING ("[%1] encoder thread pops frame %2 (%3) from queue", boost::this_thread::get_id(), vf->index(), vf->eyes ());
_queue.pop_front ();
shared_ptr<EncodedData> encoded;
- if (server) {
- try {
- encoded = vf->encode_remotely (server.get ());
-
- if (remote_backoff > 0) {
- LOG_GENERAL ("%1 was lost, but now she is found; removing backoff", server->host_name ());
+ if (last_dcp_video && vf->same (last_dcp_video)) {
+ /* We already have encoded data for the same input as this one, so take a short-cut */
+ encoded = last_encoded;
+ } else {
+ /* We need to encode this input */
+ if (server) {
+ try {
+ encoded = vf->encode_remotely (server.get ());
+
+ if (remote_backoff > 0) {
+ LOG_GENERAL ("%1 was lost, but now she is found; removing backoff", server->host_name ());
+ }
+
+ /* This job succeeded, so remove any backoff */
+ remote_backoff = 0;
+
+ } catch (std::exception& e) {
+ if (remote_backoff < 60) {
+ /* back off more */
+ remote_backoff += 10;
+ }
+ LOG_ERROR (
+ N_("Remote encode of %1 on %2 failed (%3); thread sleeping for %4s"),
+ vf->index(), server->host_name(), e.what(), remote_backoff
+ );
}
- /* This job succeeded, so remove any backoff */
- remote_backoff = 0;
-
- } catch (std::exception& e) {
- if (remote_backoff < 60) {
- /* back off more */
- remote_backoff += 10;
+ } else {
+ try {
+ LOG_TIMING ("[%1] encoder thread begins local encode of %2", boost::this_thread::get_id(), vf->index());
+ encoded = vf->encode_locally (boost::bind (&Log::dcp_log, _film->log().get(), _1, _2));
+ LOG_TIMING ("[%1] encoder thread finishes local encode of %2", boost::this_thread::get_id(), vf->index());
+ } catch (std::exception& e) {
+ LOG_ERROR (N_("Local encode failed (%1)"), e.what ());
}
- LOG_ERROR (
- N_("Remote encode of %1 on %2 failed (%3); thread sleeping for %4s"),
- vf->index(), server->host_name(), e.what(), remote_backoff
- );
- }
-
- } else {
- try {
- LOG_TIMING ("[%1] encoder thread begins local encode of %2", boost::this_thread::get_id(), vf->index());
- encoded = vf->encode_locally ();
- LOG_TIMING ("[%1] encoder thread finishes local encode of %2", boost::this_thread::get_id(), vf->index());
- } catch (std::exception& e) {
- LOG_ERROR (N_("Local encode failed (%1)"), e.what ());
}
}
+ last_dcp_video = vf;
+ last_encoded = encoded;
+
if (encoded) {
_writer->write (encoded, vf->index (), vf->eyes ());
frame_done ();