#include "subrip_decoder.h"
#include "subrip_content.h"
#include "dcp_content.h"
-#include "playlist.h"
#include "job.h"
#include "image.h"
#include "raw_image_proxy.h"
#include "dcp_subtitle_content.h"
#include "dcp_subtitle_decoder.h"
#include "audio_processor.h"
+#include "playlist.h"
#include <boost/foreach.hpp>
#include <stdint.h>
#include <algorithm>
using std::pair;
using std::map;
using std::make_pair;
+using std::copy;
using boost::shared_ptr;
using boost::weak_ptr;
using boost::dynamic_pointer_cast;
using boost::optional;
-Player::Player (shared_ptr<const Film> f, shared_ptr<const Playlist> p)
- : _film (f)
- , _playlist (p)
+Player::Player (shared_ptr<const Film> film, shared_ptr<const Playlist> playlist)
+ : _film (film)
+ , _playlist (playlist)
, _have_valid_pieces (false)
, _ignore_video (false)
+ , _always_burn_subtitles (false)
{
- _playlist_changed_connection = _playlist->Changed.connect (bind (&Player::playlist_changed, this));
- _playlist_content_changed_connection = _playlist->ContentChanged.connect (bind (&Player::content_changed, this, _1, _2, _3));
_film_changed_connection = _film->Changed.connect (bind (&Player::film_changed, this, _1));
+ _playlist_changed_connection = _playlist->Changed.connect (bind (&Player::playlist_changed, this));
+ _playlist_content_changed_connection = _playlist->ContentChanged.connect (bind (&Player::playlist_content_changed, this, _1, _2, _3));
set_video_container_size (_film->frame_size ());
film_changed (Film::AUDIO_PROCESSOR);
list<shared_ptr<Piece> > old_pieces = _pieces;
_pieces.clear ();
- ContentList content = _playlist->content ();
-
- for (ContentList::iterator i = content.begin(); i != content.end(); ++i) {
+ BOOST_FOREACH (shared_ptr<Content> i, _playlist->content ()) {
- if (!(*i)->paths_valid ()) {
+ if (!i->paths_valid ()) {
continue;
}
-
+
shared_ptr<Decoder> decoder;
optional<FrameRateChange> frc;
/* Work out a FrameRateChange for the best overlap video for this content, in case we need it below */
DCPTime best_overlap_t;
shared_ptr<VideoContent> best_overlap;
- for (ContentList::iterator j = content.begin(); j != content.end(); ++j) {
- shared_ptr<VideoContent> vc = dynamic_pointer_cast<VideoContent> (*j);
+ BOOST_FOREACH (shared_ptr<Content> j, _playlist->content ()) {
+ shared_ptr<VideoContent> vc = dynamic_pointer_cast<VideoContent> (j);
if (!vc) {
continue;
}
-
- DCPTime const overlap = max (vc->position(), (*i)->position()) - min (vc->end(), (*i)->end());
+
+ DCPTime const overlap = max (vc->position(), i->position()) - min (vc->end(), i->end());
if (overlap > best_overlap_t) {
best_overlap = vc;
best_overlap_t = overlap;
}
/* FFmpeg */
- shared_ptr<const FFmpegContent> fc = dynamic_pointer_cast<const FFmpegContent> (*i);
+ shared_ptr<const FFmpegContent> fc = dynamic_pointer_cast<const FFmpegContent> (i);
if (fc) {
decoder.reset (new FFmpegDecoder (fc, _film->log()));
frc = FrameRateChange (fc->video_frame_rate(), _film->video_frame_rate());
}
- shared_ptr<const DCPContent> dc = dynamic_pointer_cast<const DCPContent> (*i);
+ shared_ptr<const DCPContent> dc = dynamic_pointer_cast<const DCPContent> (i);
if (dc) {
decoder.reset (new DCPDecoder (dc));
frc = FrameRateChange (dc->video_frame_rate(), _film->video_frame_rate());
}
/* ImageContent */
- shared_ptr<const ImageContent> ic = dynamic_pointer_cast<const ImageContent> (*i);
+ shared_ptr<const ImageContent> ic = dynamic_pointer_cast<const ImageContent> (i);
if (ic) {
/* See if we can re-use an old ImageDecoder */
for (list<shared_ptr<Piece> >::const_iterator j = old_pieces.begin(); j != old_pieces.end(); ++j) {
}
/* SndfileContent */
- shared_ptr<const SndfileContent> sc = dynamic_pointer_cast<const SndfileContent> (*i);
+ shared_ptr<const SndfileContent> sc = dynamic_pointer_cast<const SndfileContent> (i);
if (sc) {
decoder.reset (new SndfileDecoder (sc));
frc = best_overlap_frc;
}
/* SubRipContent */
- shared_ptr<const SubRipContent> rc = dynamic_pointer_cast<const SubRipContent> (*i);
+ shared_ptr<const SubRipContent> rc = dynamic_pointer_cast<const SubRipContent> (i);
if (rc) {
decoder.reset (new SubRipDecoder (rc));
frc = best_overlap_frc;
}
/* DCPSubtitleContent */
- shared_ptr<const DCPSubtitleContent> dsc = dynamic_pointer_cast<const DCPSubtitleContent> (*i);
+ shared_ptr<const DCPSubtitleContent> dsc = dynamic_pointer_cast<const DCPSubtitleContent> (i);
if (dsc) {
decoder.reset (new DCPSubtitleDecoder (dsc));
frc = best_overlap_frc;
vd->set_ignore_video ();
}
- _pieces.push_back (shared_ptr<Piece> (new Piece (*i, decoder, frc.get ())));
+ _pieces.push_back (shared_ptr<Piece> (new Piece (i, decoder, frc.get ())));
}
_have_valid_pieces = true;
}
void
-Player::content_changed (weak_ptr<Content> w, int property, bool frequent)
+Player::playlist_content_changed (weak_ptr<Content> w, int property, bool frequent)
{
shared_ptr<Content> c = w.lock ();
if (!c) {
property == VideoContentProperty::VIDEO_FRAME_TYPE ||
property == DCPContentProperty::CAN_BE_PLAYED
) {
-
+
_have_valid_pieces = false;
Changed (frequent);
property == VideoContentProperty::VIDEO_FADE_IN ||
property == VideoContentProperty::VIDEO_FADE_OUT
) {
-
+
Changed (frequent);
}
}
-void
-Player::playlist_changed ()
-{
- _have_valid_pieces = false;
- Changed (false);
-}
-
void
Player::set_video_container_size (dcp::Size s)
{
_black_image->make_black ();
}
+void
+Player::playlist_changed ()
+{
+ _have_valid_pieces = false;
+ Changed (false);
+}
+
void
Player::film_changed (Film::Property p)
{
Player::transform_image_subtitles (list<ImageSubtitle> subs) const
{
list<PositionImage> all;
-
+
for (list<ImageSubtitle>::const_iterator i = subs.begin(); i != subs.end(); ++i) {
if (!i->image) {
continue;
/* We will scale the subtitle up to fit _video_container_size */
dcp::Size scaled_size (i->rectangle.width * _video_container_size.width, i->rectangle.height * _video_container_size.height);
-
+
/* Then we need a corrective translation, consisting of two parts:
*
* 1. that which is the result of the scaling of the subtitle by _video_container_size; this will be
shared_ptr<const ImageProxy> (new RawImageProxy (_black_image)),
time,
Crop (),
- optional<float> (),
+ optional<double> (),
_video_container_size,
_video_container_size,
EYES_BOTH,
setup_pieces ();
}
+ /* Find subtitles for possible burn-in */
+
+ PlayerSubtitles ps = get_subtitles (time, DCPTime::from_frames (1, _film->video_frame_rate ()), false, true);
+
+ list<PositionImage> sub_images;
+
+ /* Image subtitles */
+ list<PositionImage> c = transform_image_subtitles (ps.image);
+ copy (c.begin(), c.end(), back_inserter (sub_images));
+
+ /* Text subtitles (rendered to an image) */
+ if (!ps.text.empty ()) {
+ list<PositionImage> s = render_subtitles (ps.text, _video_container_size);
+ copy (s.begin (), s.end (), back_inserter (sub_images));
+ }
+
+ optional<PositionImage> subtitles;
+ if (!sub_images.empty ()) {
+ subtitles = merge (sub_images);
+ }
+
+ /* Find video */
+
list<shared_ptr<Piece> > ov = overlaps<VideoContent> (
time,
- time + DCPTime::from_frames (1, _film->video_frame_rate ())
+ time + DCPTime::from_frames (1, _film->video_frame_rate ()) - DCPTime::delta()
);
list<shared_ptr<PlayerVideo> > pvf;
/* No video content at this time */
pvf.push_back (black_player_video_frame (time));
} else {
- /* Create a PlayerVideo from the content's video at this time */
-
- shared_ptr<Piece> piece = ov.back ();
- shared_ptr<VideoDecoder> decoder = dynamic_pointer_cast<VideoDecoder> (piece->decoder);
- DCPOMATIC_ASSERT (decoder);
- shared_ptr<VideoContent> content = dynamic_pointer_cast<VideoContent> (piece->content);
- DCPOMATIC_ASSERT (content);
-
- list<ContentVideo> content_video = decoder->get_video (dcp_to_content_video (piece, time), accurate);
- if (content_video.empty ()) {
- pvf.push_back (black_player_video_frame (time));
- return pvf;
+ /* Decide which pieces of content to use */
+ list<shared_ptr<Piece> > ov_to_use;
+
+ /* Always use the last one */
+ list<shared_ptr<Piece> >::reverse_iterator i = ov.rbegin ();
+ ov_to_use.push_back (*i);
+ VideoFrameType const first_type = dynamic_pointer_cast<VideoContent> ((*i)->content)->video_frame_type ();
+
+ ++i;
+ if (i != ov.rend ()) {
+ shared_ptr<VideoContent> vc = dynamic_pointer_cast<VideoContent> ((*i)->content);
+ /* Use the second to last if it's the other part of a 3D content pair */
+ if (
+ (first_type == VIDEO_FRAME_TYPE_3D_LEFT && vc->video_frame_type() == VIDEO_FRAME_TYPE_3D_RIGHT) ||
+ (first_type == VIDEO_FRAME_TYPE_3D_RIGHT && vc->video_frame_type() == VIDEO_FRAME_TYPE_3D_LEFT)
+ ) {
+ /* Other part of a pair of 3D content */
+ ov_to_use.push_back (*i);
+ }
}
-
- dcp::Size image_size = content->scale().size (content, _video_container_size, _film->frame_size ());
-
- for (list<ContentVideo>::const_iterator i = content_video.begin(); i != content_video.end(); ++i) {
- pvf.push_back (
- shared_ptr<PlayerVideo> (
- new PlayerVideo (
- i->image,
- content_video_to_dcp (piece, i->frame),
- content->crop (),
- content->fade (i->frame),
- image_size,
- _video_container_size,
- i->eyes,
- i->part,
- content->colour_conversion ()
- )
- )
- );
+
+ BOOST_FOREACH (shared_ptr<Piece> piece, ov_to_use) {
+ shared_ptr<VideoDecoder> decoder = dynamic_pointer_cast<VideoDecoder> (piece->decoder);
+ DCPOMATIC_ASSERT (decoder);
+ shared_ptr<VideoContent> video_content = dynamic_pointer_cast<VideoContent> (piece->content);
+ DCPOMATIC_ASSERT (video_content);
+
+ list<ContentVideo> content_video = decoder->get_video (dcp_to_content_video (piece, time), accurate);
+ if (content_video.empty ()) {
+ pvf.push_back (black_player_video_frame (time));
+ } else {
+ dcp::Size image_size = video_content->scale().size (video_content, _video_container_size, _film->frame_size ());
+
+ for (list<ContentVideo>::const_iterator i = content_video.begin(); i != content_video.end(); ++i) {
+ pvf.push_back (
+ shared_ptr<PlayerVideo> (
+ new PlayerVideo (
+ i->image,
+ content_video_to_dcp (piece, i->frame),
+ video_content->crop (),
+ video_content->fade (i->frame),
+ image_size,
+ _video_container_size,
+ i->eyes,
+ i->part,
+ video_content->colour_conversion ()
+ )
+ )
+ );
+ }
+ }
}
}
- /* Add subtitles (for possible burn-in) to whatever PlayerVideos we got */
-
- PlayerSubtitles ps = get_subtitles (time, DCPTime::from_frames (1, _film->video_frame_rate ()), false);
-
- list<PositionImage> sub_images;
-
- /* Image subtitles */
- list<PositionImage> c = transform_image_subtitles (ps.image);
- copy (c.begin(), c.end(), back_inserter (sub_images));
-
- /* Text subtitles (rendered to an image) */
- if (!ps.text.empty ()) {
- sub_images.push_back (render_subtitles (ps.text, _video_container_size));
+ if (subtitles) {
+ BOOST_FOREACH (shared_ptr<PlayerVideo> p, pvf) {
+ p->set_subtitle (subtitles.get ());
+ }
}
- if (!sub_images.empty ()) {
- for (list<shared_ptr<PlayerVideo> >::const_iterator i = pvf.begin(); i != pvf.end(); ++i) {
- (*i)->set_subtitle (merge (sub_images));
- }
- }
-
return pvf;
}
shared_ptr<AudioBuffers> audio (new AudioBuffers (_film->audio_channels(), length_frames));
audio->make_silent ();
-
+
list<shared_ptr<Piece> > ov = overlaps<AudioContent> (time, time + length);
if (ov.empty ()) {
return audio;
request = DCPTime ();
}
- Frame const content_frame = dcp_to_content_audio (*i, request);
+ Frame const content_frame = dcp_to_resampled_audio (*i, request);
BOOST_FOREACH (AudioStreamPtr j, content->audio_streams ()) {
-
+
+ if (j->channels() == 0) {
+ /* Some content (e.g. DCPs) can have streams with no channels */
+ continue;
+ }
+
/* Audio from this piece's decoder stream (which might be more or less than what we asked for) */
ContentAudio all = decoder->get_audio (j, content_frame, request_frames, accurate);
if (_audio_processor) {
dcp_mapped = _audio_processor->run (dcp_mapped);
}
-
+
all.audio = dcp_mapped;
audio->accumulate_frames (
Frame
Player::dcp_to_content_video (shared_ptr<const Piece> piece, DCPTime t) const
{
- /* s is the offset of t from the start position of this content */
+ shared_ptr<const VideoContent> vc = dynamic_pointer_cast<const VideoContent> (piece->content);
DCPTime s = t - piece->content->position ();
- s = DCPTime (max (DCPTime::Type (0), s.get ()));
- s = DCPTime (min (piece->content->length_after_trim().get(), s.get()));
-
- /* Convert this to the content frame */
- return DCPTime (s + piece->content->trim_start()).frames (_film->video_frame_rate()) / piece->frc.factor ();
+ s = min (piece->content->length_after_trim(), s);
+ return max (ContentTime (), ContentTime (s, piece->frc) + piece->content->trim_start ()).frames (vc->video_frame_rate ());
}
DCPTime
Player::content_video_to_dcp (shared_ptr<const Piece> piece, Frame f) const
{
- DCPTime t = DCPTime::from_frames (f * piece->frc.factor (), _film->video_frame_rate()) - piece->content->trim_start () + piece->content->position ();
- if (t < DCPTime ()) {
- t = DCPTime ();
- }
-
- return t;
+ shared_ptr<const VideoContent> vc = dynamic_pointer_cast<const VideoContent> (piece->content);
+ ContentTime const c = ContentTime::from_frames (f, vc->video_frame_rate ()) - piece->content->trim_start ();
+ return max (DCPTime (), DCPTime (c, piece->frc) + piece->content->position ());
}
Frame
-Player::dcp_to_content_audio (shared_ptr<const Piece> piece, DCPTime t) const
+Player::dcp_to_resampled_audio (shared_ptr<const Piece> piece, DCPTime t) const
{
- /* s is the offset of t from the start position of this content */
- DCPTime s = t - piece->content->position ();
- s = DCPTime (max (DCPTime::Type (0), s.get ()));
- s = DCPTime (min (piece->content->length_after_trim().get(), s.get()));
-
- /* Convert this to the content frame */
- return DCPTime (s + piece->content->trim_start()).frames (_film->audio_frame_rate());
+ DCPTime s = t - piece->content->position () + DCPTime (piece->content->trim_start (), piece->frc);
+ s = max (DCPTime (), min (piece->content->length_after_trim(), s));
+ return s.frames (_film->audio_frame_rate ());
}
ContentTime
Player::dcp_to_content_subtitle (shared_ptr<const Piece> piece, DCPTime t) const
{
- /* s is the offset of t from the start position of this content */
DCPTime s = t - piece->content->position ();
- s = DCPTime (max (DCPTime::Type (0), s.get ()));
- s = DCPTime (min (piece->content->length_after_trim().get(), s.get()));
-
- return ContentTime (s + piece->content->trim_start(), piece->frc);
-}
-
-void
-PlayerStatistics::dump (shared_ptr<Log> log) const
-{
- log->log (String::compose ("Video: %1 good %2 skipped %3 black %4 repeat", video.good, video.skip, video.black, video.repeat), Log::TYPE_GENERAL);
- log->log (String::compose ("Audio: %1 good %2 skipped %3 silence", audio.good, audio.skip, audio.silence.seconds()), Log::TYPE_GENERAL);
-}
-
-PlayerStatistics const &
-Player::statistics () const
-{
- return _statistics;
+ s = min (piece->content->length_after_trim(), s);
+ return max (ContentTime (), ContentTime (s, piece->frc) + piece->content->trim_start());
}
+/** @param burnt true to return only subtitles to be burnt, false to return only
+ * subtitles that should not be burnt. This parameter will be ignored if
+ * _always_burn_subtitles is true; in this case, all subtitles will be returned.
+ */
PlayerSubtitles
-Player::get_subtitles (DCPTime time, DCPTime length, bool starting)
+Player::get_subtitles (DCPTime time, DCPTime length, bool starting, bool burnt)
{
list<shared_ptr<Piece> > subs = overlaps<SubtitleContent> (time, time + length);
for (list<shared_ptr<Piece> >::const_iterator j = subs.begin(); j != subs.end(); ++j) {
shared_ptr<SubtitleContent> subtitle_content = dynamic_pointer_cast<SubtitleContent> ((*j)->content);
- if (!subtitle_content->use_subtitles ()) {
+ if (!subtitle_content->use_subtitles () || (!_always_burn_subtitles && (burnt != subtitle_content->burn_subtitles ()))) {
continue;
}
list<ContentImageSubtitle> image = subtitle_decoder->get_image_subtitles (ContentTimePeriod (from, to), starting);
for (list<ContentImageSubtitle>::iterator i = image.begin(); i != image.end(); ++i) {
-
+
/* Apply content's subtitle offsets */
i->sub.rectangle.x += subtitle_content->subtitle_x_offset ();
i->sub.rectangle.y += subtitle_content->subtitle_y_offset ();
/* Apply a corrective translation to keep the subtitle centred after that scale */
i->sub.rectangle.x -= i->sub.rectangle.width * (subtitle_content->subtitle_x_scale() - 1);
i->sub.rectangle.y -= i->sub.rectangle.height * (subtitle_content->subtitle_y_scale() - 1);
-
+
ps.image.push_back (i->sub);
}
list<ContentTextSubtitle> text = subtitle_decoder->get_text_subtitles (ContentTimePeriod (from, to), starting);
BOOST_FOREACH (ContentTextSubtitle& ts, text) {
BOOST_FOREACH (dcp::SubtitleString& s, ts.subs) {
+ s.set_h_position (s.h_position() + subtitle_content->subtitle_x_offset ());
s.set_v_position (s.v_position() + subtitle_content->subtitle_y_offset ());
- s.set_size (s.size() * max (subtitle_content->subtitle_x_scale(), subtitle_content->subtitle_y_scale()));
+ float const xs = subtitle_content->subtitle_x_scale();
+ float const ys = subtitle_content->subtitle_y_scale();
+ float const average = s.size() * (xs + ys) / 2;
+ s.set_size (average);
+ if (fabs (1.0 - xs / ys) > dcp::ASPECT_ADJUST_EPSILON) {
+ s.set_aspect_adjust (xs / ys);
+ }
ps.text.push_back (s);
}
}
{
_ignore_video = true;
}
+
+/** Set whether or not this player should always burn text subtitles into the image,
+ * regardless of the content settings.
+ * @param burn true to always burn subtitles, false to obey content settings.
+ */
+void
+Player::set_always_burn_subtitles (bool burn)
+{
+ _always_burn_subtitles = burn;
+}