/*
Copyright (C) 2013-2016 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
- This program is distributed in the hope that it will be useful,
+ DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#include "player.h"
#include "film.h"
-#include "ffmpeg_decoder.h"
#include "audio_buffers.h"
-#include "audio_content.h"
-#include "ffmpeg_content.h"
-#include "image_decoder.h"
-#include "image_content.h"
-#include "sndfile_decoder.h"
-#include "sndfile_content.h"
-#include "subtitle_content.h"
-#include "text_subtitle_decoder.h"
-#include "text_subtitle_content.h"
+#include "content_audio.h"
#include "dcp_content.h"
#include "job.h"
#include "image.h"
#include "content_video.h"
#include "player_video.h"
#include "frame_rate_change.h"
-#include "dcp_content.h"
-#include "dcp_decoder.h"
-#include "dcp_subtitle_content.h"
-#include "dcp_subtitle_decoder.h"
#include "audio_processor.h"
#include "playlist.h"
#include "referenced_reel_asset.h"
+#include "decoder_factory.h"
+#include "decoder.h"
+#include "video_decoder.h"
+#include "audio_decoder.h"
+#include "subtitle_content.h"
+#include "subtitle_decoder.h"
+#include "ffmpeg_content.h"
+#include "audio_content.h"
+#include "content_subtitle.h"
+#include "dcp_decoder.h"
+#include "image_decoder.h"
#include <dcp/reel.h>
#include <dcp/reel_sound_asset.h>
#include <dcp/reel_subtitle_asset.h>
using boost::optional;
using boost::scoped_ptr;
+static bool
+has_video (Content* c)
+{
+ return static_cast<bool>(c->video);
+}
+
+static bool
+has_audio (Content* c)
+{
+ return static_cast<bool>(c->audio);
+}
+
+static bool
+has_subtitle (Content* c)
+{
+ return static_cast<bool>(c->subtitle);
+}
+
Player::Player (shared_ptr<const Film> film, shared_ptr<const Playlist> playlist)
: _film (film)
, _playlist (playlist)
void
Player::setup_pieces ()
{
- list<shared_ptr<Piece> > old_pieces = _pieces;
_pieces.clear ();
BOOST_FOREACH (shared_ptr<Content> i, _playlist->content ()) {
continue;
}
- shared_ptr<Decoder> decoder;
- optional<FrameRateChange> frc;
-
- /* FFmpeg */
- shared_ptr<const FFmpegContent> fc = dynamic_pointer_cast<const FFmpegContent> (i);
- if (fc) {
- decoder.reset (new FFmpegDecoder (fc, _film->log(), _fast));
- frc = FrameRateChange (fc->video->frame_rate(), _film->video_frame_rate());
- }
-
- shared_ptr<const DCPContent> dc = dynamic_pointer_cast<const DCPContent> (i);
- if (dc) {
- decoder.reset (new DCPDecoder (dc, _film->log(), _fast));
- frc = FrameRateChange (dc->video->frame_rate(), _film->video_frame_rate());
- }
-
- /* ImageContent */
- 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) {
- shared_ptr<ImageDecoder> imd = dynamic_pointer_cast<ImageDecoder> ((*j)->decoder);
- if (imd && imd->content() == ic) {
- decoder = imd;
- }
- }
-
- if (!decoder) {
- decoder.reset (new ImageDecoder (ic, _film->log()));
- }
-
- frc = FrameRateChange (ic->video->frame_rate(), _film->video_frame_rate());
- }
-
- /* SndfileContent */
- shared_ptr<const SndfileContent> sc = dynamic_pointer_cast<const SndfileContent> (i);
- if (sc) {
- decoder.reset (new SndfileDecoder (sc, _fast, _film->log()));
-
- /* Work out a FrameRateChange for the best overlap video for this content */
- DCPTime best_overlap_t;
- shared_ptr<Content> best_overlap;
- BOOST_FOREACH (shared_ptr<Content> j, _playlist->content ()) {
- if (!j->video) {
- continue;
- }
-
- DCPTime const overlap = min (j->end(), i->end()) - max (j->position(), i->position());
- if (overlap > best_overlap_t) {
- best_overlap = j;
- best_overlap_t = overlap;
- }
- }
+ shared_ptr<Decoder> decoder = decoder_factory (i, _film->log());
+ FrameRateChange frc (i->active_video_frame_rate(), _film->video_frame_rate());
- if (best_overlap) {
- frc = FrameRateChange (best_overlap->video->frame_rate(), _film->video_frame_rate ());
- } else {
- /* No video overlap; e.g. if the DCP is just audio */
- frc = FrameRateChange (_film->video_frame_rate(), _film->video_frame_rate ());
- }
+ if (!decoder) {
+ /* Not something that we can decode; e.g. Atmos content */
+ continue;
}
- /* It's questionable whether subtitle content should have a video frame rate; perhaps
- it should be assumed that any subtitle content has been prepared at the same rate
- as simultaneous video content (like we do with audio).
- */
-
- /* TextSubtitleContent */
- shared_ptr<const TextSubtitleContent> rc = dynamic_pointer_cast<const TextSubtitleContent> (i);
- if (rc) {
- decoder.reset (new TextSubtitleDecoder (rc));
- frc = FrameRateChange (rc->subtitle->video_frame_rate(), _film->video_frame_rate());
+ if (decoder->video && _ignore_video) {
+ decoder->video->set_ignore ();
}
- /* DCPSubtitleContent */
- shared_ptr<const DCPSubtitleContent> dsc = dynamic_pointer_cast<const DCPSubtitleContent> (i);
- if (dsc) {
- decoder.reset (new DCPSubtitleDecoder (dsc));
- frc = FrameRateChange (dsc->subtitle->video_frame_rate(), _film->video_frame_rate());
+ if (decoder->audio && _ignore_audio) {
+ decoder->audio->set_ignore ();
}
- shared_ptr<VideoDecoder> vd = dynamic_pointer_cast<VideoDecoder> (decoder);
- if (vd && _ignore_video) {
- vd->set_ignore_video ();
+ if (decoder->audio && _fast) {
+ decoder->audio->set_fast ();
}
- shared_ptr<AudioDecoder> ad = dynamic_pointer_cast<AudioDecoder> (decoder);
- if (ad && _ignore_audio) {
- ad->set_ignore_audio ();
+ shared_ptr<DCPDecoder> dcp = dynamic_pointer_cast<DCPDecoder> (decoder);
+ if (dcp && _play_referenced) {
+ dcp->set_decode_referenced ();
}
- _pieces.push_back (shared_ptr<Piece> (new Piece (i, decoder, frc.get ())));
+ _pieces.push_back (shared_ptr<Piece> (new Piece (i, decoder, frc)));
}
_have_valid_pieces = true;
property == SubtitleContentProperty::COLOUR ||
property == SubtitleContentProperty::OUTLINE ||
property == SubtitleContentProperty::OUTLINE_COLOUR ||
- property == FFmpegContentProperty::SUBTITLE_STREAM
+ property == FFmpegContentProperty::SUBTITLE_STREAM ||
+ property == VideoContentProperty::COLOUR_CONVERSION
) {
_have_valid_pieces = false;
Changed (frequent);
} else if (
+ property == ContentProperty::VIDEO_FRAME_RATE ||
property == SubtitleContentProperty::USE ||
property == SubtitleContentProperty::X_OFFSET ||
property == SubtitleContentProperty::Y_OFFSET ||
property == SubtitleContentProperty::FONTS ||
property == VideoContentProperty::CROP ||
property == VideoContentProperty::SCALE ||
- property == VideoContentProperty::FRAME_RATE ||
property == VideoContentProperty::FADE_IN ||
- property == VideoContentProperty::FADE_OUT ||
- property == VideoContentProperty::COLOUR_CONVERSION
+ property == VideoContentProperty::FADE_OUT
) {
Changed (frequent);
/* Find pieces containing video which is happening now */
- list<shared_ptr<Piece> > ov = overlaps<VideoContent> (
+ list<shared_ptr<Piece> > ov = overlaps (
time,
- time + DCPTime::from_frames (1, _film->video_frame_rate ())
+ time + DCPTime::from_frames (1, _film->video_frame_rate ()),
+ &has_video
);
list<shared_ptr<PlayerVideo> > pvf;
/* Get video from appropriate piece(s) */
BOOST_FOREACH (shared_ptr<Piece> piece, ov) {
- shared_ptr<VideoDecoder> decoder = dynamic_pointer_cast<VideoDecoder> (piece->decoder);
+ shared_ptr<VideoDecoder> decoder = piece->decoder->video;
DCPOMATIC_ASSERT (decoder);
shared_ptr<DCPContent> dcp_content = dynamic_pointer_cast<DCPContent> (piece->content);
if (use) {
/* We want to use this piece */
- list<ContentVideo> content_video = decoder->get_video (dcp_to_content_video (piece, time), accurate);
+ list<ContentVideo> content_video = decoder->get (dcp_to_content_video (piece, time), accurate);
if (content_video.empty ()) {
pvf.push_back (black_player_video_frame (time));
} else {
shared_ptr<PlayerVideo> (
new PlayerVideo (
i->image,
- content_video_to_dcp (piece, i->frame),
+ time,
piece->content->video->crop (),
- piece->content->video->fade (i->frame),
+ piece->content->video->fade (i->frame.index()),
image_size,
_video_container_size,
- i->eyes,
+ i->frame.eyes(),
i->part,
piece->content->video->colour_conversion ()
)
}
} else {
/* Discard unused video */
- decoder->get_video (dcp_to_content_video (piece, time), accurate);
+ decoder->get (dcp_to_content_video (piece, time), accurate);
}
}
}
shared_ptr<AudioBuffers> audio (new AudioBuffers (_film->audio_channels(), length_frames));
audio->make_silent ();
- list<shared_ptr<Piece> > ov = overlaps<AudioContent> (time, time + length);
+ list<shared_ptr<Piece> > ov = overlaps (time, time + length, has_audio);
if (ov.empty ()) {
return audio;
}
BOOST_FOREACH (shared_ptr<Piece> i, ov) {
DCPOMATIC_ASSERT (i->content->audio);
- shared_ptr<AudioDecoder> decoder = dynamic_pointer_cast<AudioDecoder> (i->decoder);
+ shared_ptr<AudioDecoder> decoder = i->decoder->audio;
DCPOMATIC_ASSERT (decoder);
/* The time that we should request from the content */
}
/* 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);
+ ContentAudio all = decoder->get (j, content_frame, request_frames, accurate);
/* Gain */
if (i->content->audio->gain() != 0) {
PlayerSubtitles
Player::get_subtitles (DCPTime time, DCPTime length, bool starting, bool burnt, bool accurate)
{
- list<shared_ptr<Piece> > subs = overlaps<SubtitleContent> (time, time + length);
+ list<shared_ptr<Piece> > subs = overlaps (time, time + length, has_subtitle);
PlayerSubtitles ps (time, length);
continue;
}
- shared_ptr<SubtitleDecoder> subtitle_decoder = dynamic_pointer_cast<SubtitleDecoder> ((*j)->decoder);
+ shared_ptr<SubtitleDecoder> subtitle_decoder = (*j)->decoder->subtitle;
ContentTime const from = dcp_to_content_subtitle (*j, time);
/* XXX: this video_frame_rate() should be the rate that the subtitle content has been prepared for */
ContentTime const to = from + ContentTime::from_frames (1, _film->video_frame_rate ());
- list<ContentImageSubtitle> image = subtitle_decoder->get_image_subtitles (ContentTimePeriod (from, to), starting, accurate);
+ list<ContentImageSubtitle> image = subtitle_decoder->get_image (ContentTimePeriod (from, to), starting, accurate);
for (list<ContentImageSubtitle>::iterator i = image.begin(); i != image.end(); ++i) {
/* Apply content's subtitle offsets */
ps.image.push_back (i->sub);
}
- list<ContentTextSubtitle> text = subtitle_decoder->get_text_subtitles (ContentTimePeriod (from, to), starting, accurate);
+ list<ContentTextSubtitle> text = subtitle_decoder->get_text (ContentTimePeriod (from, to), starting, accurate);
BOOST_FOREACH (ContentTextSubtitle& ts, text) {
BOOST_FOREACH (dcp::SubtitleString s, ts.subs) {
s.set_h_position (s.h_position() + (*j)->content->subtitle->x_offset ());
scoped_ptr<DCPDecoder> decoder;
try {
- decoder.reset (new DCPDecoder (j, _film->log(), false));
+ decoder.reset (new DCPDecoder (j, _film->log()));
} catch (...) {
return a;
}
return a;
}
+
+list<shared_ptr<Piece> >
+Player::overlaps (DCPTime from, DCPTime to, boost::function<bool (Content *)> valid)
+{
+ if (!_have_valid_pieces) {
+ setup_pieces ();
+ }
+
+ list<shared_ptr<Piece> > overlaps;
+ BOOST_FOREACH (shared_ptr<Piece> i, _pieces) {
+ if (valid (i->content.get ()) && i->content->position() < to && i->content->end() > from) {
+ overlaps.push_back (i);
+ }
+ }
+
+ return overlaps;
+}