/*
- Copyright (C) 2013-2014 Carl Hetherington <cth@carlh.net>
+ 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 <stdint.h>
-#include <algorithm>
#include "player.h"
#include "film.h"
-#include "ffmpeg_decoder.h"
#include "audio_buffers.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 "subrip_decoder.h"
-#include "subrip_content.h"
-#include "playlist.h"
+#include "content_audio.h"
+#include "dcp_content.h"
#include "job.h"
#include "image.h"
-#include "image_proxy.h"
+#include "raw_image_proxy.h"
#include "ratio.h"
#include "log.h"
-#include "scaler.h"
#include "render_subtitles.h"
#include "config.h"
#include "content_video.h"
-#include "player_video_frame.h"
+#include "player_video.h"
#include "frame_rate_change.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>
+#include <dcp/reel_picture_asset.h>
+#include <boost/foreach.hpp>
+#include <stdint.h>
+#include <algorithm>
+#include <iostream>
+
+#include "i18n.h"
-#define LOG_GENERAL(...) _film->log()->log (String::compose (__VA_ARGS__), Log::TYPE_GENERAL);
+#define LOG_GENERAL(...) _film->log()->log (String::compose (__VA_ARGS__), LogEntry::TYPE_GENERAL);
using std::list;
using std::cout;
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;
+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> 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)
- , _approximate_size (false)
+ , _ignore_video (false)
+ , _ignore_audio (false)
+ , _always_burn_subtitles (false)
+ , _fast (false)
+ , _play_referenced (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);
}
void
Player::setup_pieces ()
{
- list<shared_ptr<Piece> > old_pieces = _pieces;
_pieces.clear ();
- ContentList content = _playlist->content ();
+ BOOST_FOREACH (shared_ptr<Content> i, _playlist->content ()) {
- for (ContentList::iterator i = content.begin(); i != content.end(); ++i) {
+ if (!i->paths_valid ()) {
+ continue;
+ }
- if (!(*i)->paths_valid ()) {
+ shared_ptr<Decoder> decoder = decoder_factory (i, _film->log());
+ FrameRateChange frc (i->active_video_frame_rate(), _film->video_frame_rate());
+
+ if (!decoder) {
+ /* Not something that we can decode; e.g. Atmos content */
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);
- if (!vc) {
- continue;
- }
-
- 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;
- }
+
+ if (decoder->video && _ignore_video) {
+ decoder->video->set_ignore ();
}
- optional<FrameRateChange> best_overlap_frc;
- if (best_overlap) {
- 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 */
- best_overlap_frc = FrameRateChange (_film->video_frame_rate(), _film->video_frame_rate ());
+ if (decoder->audio && _ignore_audio) {
+ decoder->audio->set_ignore ();
}
- /* FFmpeg */
- 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());
+ if (decoder->audio && _fast) {
+ decoder->audio->set_fast ();
}
- /* 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;
- }
- }
+ shared_ptr<DCPDecoder> dcp = dynamic_pointer_cast<DCPDecoder> (decoder);
+ if (dcp && _play_referenced) {
+ dcp->set_decode_referenced ();
+ }
- if (!decoder) {
- decoder.reset (new ImageDecoder (ic));
- }
+ shared_ptr<Piece> piece (new Piece (i, decoder, frc));
+ _pieces.push_back (piece);
- frc = FrameRateChange (ic->video_frame_rate(), _film->video_frame_rate());
+ if (decoder->video) {
+ decoder->video->Data.connect (bind (&Player::video, this, weak_ptr<Piece> (piece), _1));
}
- /* SndfileContent */
- shared_ptr<const SndfileContent> sc = dynamic_pointer_cast<const SndfileContent> (*i);
- if (sc) {
- decoder.reset (new SndfileDecoder (sc));
- frc = best_overlap_frc;
+ if (decoder->audio) {
+ decoder->audio->Data.connect (bind (&Player::audio, this, weak_ptr<Piece> (piece), _1));
}
- /* SubRipContent */
- shared_ptr<const SubRipContent> rc = dynamic_pointer_cast<const SubRipContent> (*i);
- if (rc) {
- decoder.reset (new SubRipDecoder (rc));
- frc = best_overlap_frc;
+ if (decoder->subtitle) {
+ decoder->subtitle->ImageData.connect (bind (&Player::image_subtitle, this, weak_ptr<Piece> (piece), _1));
+ decoder->subtitle->TextData.connect (bind (&Player::text_subtitle, this, weak_ptr<Piece> (piece), _1));
}
-
- _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 == ContentProperty::TRIM_START ||
property == ContentProperty::TRIM_END ||
property == ContentProperty::PATH ||
- property == VideoContentProperty::VIDEO_FRAME_TYPE
+ property == VideoContentProperty::FRAME_TYPE ||
+ property == DCPContentProperty::NEEDS_ASSETS ||
+ property == DCPContentProperty::NEEDS_KDM ||
+ property == SubtitleContentProperty::COLOUR ||
+ property == SubtitleContentProperty::OUTLINE ||
+ property == SubtitleContentProperty::SHADOW ||
+ property == SubtitleContentProperty::EFFECT_COLOUR ||
+ property == FFmpegContentProperty::SUBTITLE_STREAM ||
+ property == VideoContentProperty::COLOUR_CONVERSION
) {
-
+
_have_valid_pieces = false;
Changed (frequent);
} else if (
- property == SubtitleContentProperty::SUBTITLE_USE ||
- property == SubtitleContentProperty::SUBTITLE_X_OFFSET ||
- property == SubtitleContentProperty::SUBTITLE_Y_OFFSET ||
- property == SubtitleContentProperty::SUBTITLE_SCALE ||
- property == VideoContentProperty::VIDEO_CROP ||
- property == VideoContentProperty::VIDEO_SCALE ||
- property == VideoContentProperty::VIDEO_FRAME_RATE
+ property == SubtitleContentProperty::LINE_SPACING ||
+ property == SubtitleContentProperty::OUTLINE_WIDTH ||
+ property == SubtitleContentProperty::Y_SCALE ||
+ property == SubtitleContentProperty::FADE_IN ||
+ property == SubtitleContentProperty::FADE_OUT ||
+ property == ContentProperty::VIDEO_FRAME_RATE ||
+ property == SubtitleContentProperty::USE ||
+ property == SubtitleContentProperty::X_OFFSET ||
+ property == SubtitleContentProperty::Y_OFFSET ||
+ property == SubtitleContentProperty::X_SCALE ||
+ property == SubtitleContentProperty::FONTS ||
+ property == VideoContentProperty::CROP ||
+ property == VideoContentProperty::SCALE ||
+ property == VideoContentProperty::FADE_IN ||
+ property == VideoContentProperty::FADE_OUT
) {
-
+
Changed (frequent);
}
}
-/** @param already_resampled true if this data has already been through the chain up to the resampler */
-void
-Player::playlist_changed ()
-{
- _have_valid_pieces = false;
- Changed (false);
-}
-
void
Player::set_video_container_size (dcp::Size s)
{
_video_container_size = s;
- _black_image.reset (new Image (PIX_FMT_RGB24, _video_container_size, true));
+ _black_image.reset (new Image (AV_PIX_FMT_RGB24, _video_container_size, true));
_black_image->make_black ();
}
+void
+Player::playlist_changed ()
+{
+ _have_valid_pieces = false;
+ Changed (false);
+}
+
void
Player::film_changed (Film::Property p)
{
last time we were run.
*/
- if (p == Film::SCALER || p == Film::CONTAINER || p == Film::VIDEO_FRAME_RATE) {
+ if (p == Film::CONTAINER) {
Changed (false);
+ } else if (p == Film::VIDEO_FRAME_RATE) {
+ /* Pieces contain a FrameRateChange which contains the DCP frame rate,
+ so we need new pieces here.
+ */
+ _have_valid_pieces = false;
+ Changed (false);
+ } else if (p == Film::AUDIO_PROCESSOR) {
+ if (_film->audio_processor ()) {
+ _audio_processor = _film->audio_processor()->clone (_film->audio_frame_rate ());
+ }
}
}
list<PositionImage>
-Player::process_content_image_subtitles (shared_ptr<SubtitleContent> content, list<shared_ptr<ContentImageSubtitle> > subs) const
+Player::transform_image_subtitles (list<ImageSubtitle> subs) const
{
list<PositionImage> all;
-
- for (list<shared_ptr<ContentImageSubtitle> >::const_iterator i = subs.begin(); i != subs.end(); ++i) {
- if (!(*i)->image) {
+
+ for (list<ImageSubtitle>::const_iterator i = subs.begin(); i != subs.end(); ++i) {
+ if (!i->image) {
continue;
}
- dcpomatic::Rect<double> in_rect = (*i)->rectangle;
- dcp::Size scaled_size;
-
- in_rect.x += content->subtitle_x_offset ();
- in_rect.y += content->subtitle_y_offset ();
-
- /* We will scale the subtitle up to fit _video_container_size, and also by the additional subtitle_scale */
- scaled_size.width = in_rect.width * _video_container_size.width * content->subtitle_scale ();
- scaled_size.height = in_rect.height * _video_container_size.height * content->subtitle_scale ();
-
+ /* 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
* rect.x * _video_container_size.width and rect.y * _video_container_size.height.
*
* 2. that to shift the origin of the scale by subtitle_scale to the centre of the subtitle; this will be
- * (width_before_subtitle_scale * (1 - subtitle_scale) / 2) and
- * (height_before_subtitle_scale * (1 - subtitle_scale) / 2).
+ * (width_before_subtitle_scale * (1 - subtitle_x_scale) / 2) and
+ * (height_before_subtitle_scale * (1 - subtitle_y_scale) / 2).
*
* Combining these two translations gives these expressions.
*/
all.push_back (
PositionImage (
- (*i)->image->scale (
+ i->image->scale (
scaled_size,
- Scaler::from_id ("bicubic"),
- (*i)->image->pixel_format (),
- true
+ dcp::YUV_TO_RGB_REC601,
+ i->image->pixel_format (),
+ true,
+ _fast
),
Position<int> (
- rint (_video_container_size.width * (in_rect.x + (in_rect.width * (1 - content->subtitle_scale ()) / 2))),
- rint (_video_container_size.height * (in_rect.y + (in_rect.height * (1 - content->subtitle_scale ()) / 2)))
+ lrint (_video_container_size.width * i->rectangle.x),
+ lrint (_video_container_size.height * i->rectangle.y)
)
)
);
return all;
}
-list<PositionImage>
-Player::process_content_text_subtitles (list<shared_ptr<ContentTextSubtitle> > sub) const
+shared_ptr<PlayerVideo>
+Player::black_player_video_frame (DCPTime time) const
{
- list<PositionImage> all;
- for (list<shared_ptr<ContentTextSubtitle> >::const_iterator i = sub.begin(); i != sub.end(); ++i) {
- if (!(*i)->subs.empty ()) {
- all.push_back (render_subtitles ((*i)->subs, _video_container_size));
- }
- }
-
- return all;
-}
-
-void
-Player::set_approximate_size ()
-{
- _approximate_size = true;
-}
-
-shared_ptr<PlayerVideoFrame>
-Player::black_player_video_frame () const
-{
- return shared_ptr<PlayerVideoFrame> (
- new PlayerVideoFrame (
- shared_ptr<const ImageProxy> (new RawImageProxy (_black_image, _film->log ())),
+ return shared_ptr<PlayerVideo> (
+ new PlayerVideo (
+ shared_ptr<const ImageProxy> (new RawImageProxy (_black_image)),
+ time,
Crop (),
+ optional<double> (),
_video_container_size,
_video_container_size,
- Scaler::from_id ("bicubic"),
EYES_BOTH,
PART_WHOLE,
- Config::instance()->colour_conversions().front().conversion
+ PresetColourConversion::all().front().conversion
)
);
}
-/** @return All PlayerVideoFrames at the given time (there may be two frames for 3D) */
-list<shared_ptr<PlayerVideoFrame> >
-Player::get_video (DCPTime time, bool accurate)
+Frame
+Player::dcp_to_content_video (shared_ptr<const Piece> piece, DCPTime t) const
{
- if (!_have_valid_pieces) {
- setup_pieces ();
- }
-
- list<shared_ptr<Piece> > ov = overlaps<VideoContent> (
- time,
- time + DCPTime::from_frames (1, _film->video_frame_rate ())
- );
-
- list<shared_ptr<PlayerVideoFrame> > pvf;
+ DCPTime s = t - piece->content->position ();
+ s = min (piece->content->length_after_trim(), s);
+ s = max (DCPTime(), s + DCPTime (piece->content->trim_start(), piece->frc));
- if (ov.empty ()) {
- /* No video content at this time */
- pvf.push_back (black_player_video_frame ());
- } else {
- /* Create a PlayerVideoFrame from the content's video at this time */
+ /* It might seem more logical here to convert s to a ContentTime (using the FrameRateChange)
+ then convert that ContentTime to frames at the content's rate. However this fails for
+ situations like content at 29.9978733fps, DCP at 30fps. The accuracy of the Time type is not
+ enough to distinguish between the two with low values of time (e.g. 3200 in Time units).
- shared_ptr<Piece> piece = ov.back ();
- shared_ptr<VideoDecoder> decoder = dynamic_pointer_cast<VideoDecoder> (piece->decoder);
- assert (decoder);
- shared_ptr<VideoContent> content = dynamic_pointer_cast<VideoContent> (piece->content);
- assert (content);
+ Instead we convert the DCPTime using the DCP video rate then account for any skip/repeat.
+ */
+ return s.frames_floor (piece->frc.dcp) / piece->frc.factor ();
+}
- 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 ());
- return pvf;
- }
-
- dcp::Size image_size = content->scale().size (content, _video_container_size, _film->frame_size ());
- if (_approximate_size) {
- image_size.width &= ~3;
- image_size.height &= ~3;
- }
-
- for (list<ContentVideo>::const_iterator i = content_video.begin(); i != content_video.end(); ++i) {
- pvf.push_back (
- shared_ptr<PlayerVideoFrame> (
- new PlayerVideoFrame (
- i->image,
- content->crop (),
- image_size,
- _video_container_size,
- _film->scaler(),
- i->eyes,
- i->part,
- content->colour_conversion ()
- )
- )
- );
- }
- }
+DCPTime
+Player::content_video_to_dcp (shared_ptr<const Piece> piece, Frame f) const
+{
+ /* See comment in dcp_to_content_video */
+ DCPTime const d = DCPTime::from_frames (f * piece->frc.factor(), piece->frc.dcp) - DCPTime (piece->content->trim_start (), piece->frc);
+ return max (DCPTime (), d + piece->content->position ());
+}
- /* Add subtitles to whatever PlayerVideoFrames we got */
-
- list<shared_ptr<Piece> > subs = overlaps<SubtitleContent> (
- time,
- time + DCPTime::from_frames (1, _film->video_frame_rate ())
- );
+Frame
+Player::dcp_to_resampled_audio (shared_ptr<const Piece> piece, DCPTime t) const
+{
+ DCPTime s = t - piece->content->position ();
+ s = min (piece->content->length_after_trim(), s);
+ /* See notes in dcp_to_content_video */
+ return max (DCPTime (), DCPTime (piece->content->trim_start (), piece->frc) + s).frames_floor (_film->audio_frame_rate ());
+}
- list<PositionImage> sub_images;
-
- 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->subtitle_use ()) {
- continue;
- }
+ContentTime
+Player::dcp_to_content_subtitle (shared_ptr<const Piece> piece, DCPTime t) const
+{
+ DCPTime s = t - piece->content->position ();
+ s = min (piece->content->length_after_trim(), s);
+ return max (ContentTime (), ContentTime (s, piece->frc) + piece->content->trim_start());
+}
- shared_ptr<SubtitleDecoder> subtitle_decoder = dynamic_pointer_cast<SubtitleDecoder> ((*j)->decoder);
- 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<shared_ptr<ContentImageSubtitle> > image_subtitles = subtitle_decoder->get_image_subtitles (ContentTimePeriod (from, to));
- if (!image_subtitles.empty ()) {
- list<PositionImage> im = process_content_image_subtitles (
- subtitle_content,
- image_subtitles
- );
-
- copy (im.begin(), im.end(), back_inserter (sub_images));
- }
-
- list<shared_ptr<ContentTextSubtitle> > text_subtitles = subtitle_decoder->get_text_subtitles (ContentTimePeriod (from, to));
- if (!text_subtitles.empty ()) {
- list<PositionImage> im = process_content_text_subtitles (text_subtitles);
- copy (im.begin(), im.end(), back_inserter (sub_images));
- }
- }
-
- if (!sub_images.empty ()) {
- for (list<shared_ptr<PlayerVideoFrame> >::const_iterator i = pvf.begin(); i != pvf.end(); ++i) {
- (*i)->set_subtitle (merge (sub_images));
- }
- }
-
- return pvf;
+DCPTime
+Player::content_subtitle_to_dcp (shared_ptr<const Piece> piece, ContentTime t) const
+{
+ return max (DCPTime (), DCPTime (t - piece->content->trim_start(), piece->frc) + piece->content->position());
}
-shared_ptr<AudioBuffers>
-Player::get_audio (DCPTime time, DCPTime length, bool accurate)
+list<shared_ptr<Font> >
+Player::get_subtitle_fonts ()
{
if (!_have_valid_pieces) {
setup_pieces ();
}
- AudioFrame const length_frames = length.frames (_film->audio_frame_rate ());
-
- 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;
+ list<shared_ptr<Font> > fonts;
+ BOOST_FOREACH (shared_ptr<Piece>& p, _pieces) {
+ if (p->content->subtitle) {
+ /* XXX: things may go wrong if there are duplicate font IDs
+ with different font files.
+ */
+ list<shared_ptr<Font> > f = p->content->subtitle->fonts ();
+ copy (f.begin(), f.end(), back_inserter (fonts));
+ }
}
- for (list<shared_ptr<Piece> >::iterator i = ov.begin(); i != ov.end(); ++i) {
+ return fonts;
+}
+
+/** Set this player never to produce any video data */
+void
+Player::set_ignore_video ()
+{
+ _ignore_video = true;
+}
+
+/** Set this player never to produce any audio data */
+void
+Player::set_ignore_audio ()
+{
+ _ignore_audio = 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;
+}
+
+void
+Player::set_fast ()
+{
+ _fast = true;
+ _have_valid_pieces = false;
+}
+
+void
+Player::set_play_referenced ()
+{
+ _play_referenced = true;
+ _have_valid_pieces = false;
+}
- shared_ptr<AudioContent> content = dynamic_pointer_cast<AudioContent> ((*i)->content);
- assert (content);
- shared_ptr<AudioDecoder> decoder = dynamic_pointer_cast<AudioDecoder> ((*i)->decoder);
- assert (decoder);
+list<ReferencedReelAsset>
+Player::get_reel_assets ()
+{
+ list<ReferencedReelAsset> a;
- if (content->audio_frame_rate() == 0) {
- /* This AudioContent has no audio (e.g. if it is an FFmpegContent with no
- * audio stream).
- */
+ BOOST_FOREACH (shared_ptr<Content> i, _playlist->content ()) {
+ shared_ptr<DCPContent> j = dynamic_pointer_cast<DCPContent> (i);
+ if (!j) {
continue;
}
- /* The time that we should request from the content */
- DCPTime request = time - DCPTime::from_seconds (content->audio_delay() / 1000.0);
- DCPTime offset;
- if (request < DCPTime ()) {
- /* We went off the start of the content, so we will need to offset
- the stuff we get back.
- */
- offset = -request;
- request = DCPTime ();
+ scoped_ptr<DCPDecoder> decoder;
+ try {
+ decoder.reset (new DCPDecoder (j, _film->log()));
+ } catch (...) {
+ return a;
}
- AudioFrame const content_frame = dcp_to_content_audio (*i, request);
+ int64_t offset = 0;
+ BOOST_FOREACH (shared_ptr<dcp::Reel> k, decoder->reels()) {
+
+ DCPOMATIC_ASSERT (j->video_frame_rate ());
+ double const cfr = j->video_frame_rate().get();
+ Frame const trim_start = j->trim_start().frames_round (cfr);
+ Frame const trim_end = j->trim_end().frames_round (cfr);
+ int const ffr = _film->video_frame_rate ();
+
+ DCPTime const from = i->position() + DCPTime::from_frames (offset, _film->video_frame_rate());
+ if (j->reference_video ()) {
+ shared_ptr<dcp::ReelAsset> ra = k->main_picture ();
+ DCPOMATIC_ASSERT (ra);
+ ra->set_entry_point (ra->entry_point() + trim_start);
+ ra->set_duration (ra->duration() - trim_start - trim_end);
+ a.push_back (
+ ReferencedReelAsset (ra, DCPTimePeriod (from, from + DCPTime::from_frames (ra->duration(), ffr)))
+ );
+ }
- /* Audio from this piece's decoder (which might be more or less than what we asked for) */
- shared_ptr<ContentAudio> all = decoder->get_audio (content_frame, length_frames, accurate);
+ if (j->reference_audio ()) {
+ shared_ptr<dcp::ReelAsset> ra = k->main_sound ();
+ DCPOMATIC_ASSERT (ra);
+ ra->set_entry_point (ra->entry_point() + trim_start);
+ ra->set_duration (ra->duration() - trim_start - trim_end);
+ a.push_back (
+ ReferencedReelAsset (ra, DCPTimePeriod (from, from + DCPTime::from_frames (ra->duration(), ffr)))
+ );
+ }
+
+ if (j->reference_subtitle ()) {
+ shared_ptr<dcp::ReelAsset> ra = k->main_subtitle ();
+ DCPOMATIC_ASSERT (ra);
+ ra->set_entry_point (ra->entry_point() + trim_start);
+ ra->set_duration (ra->duration() - trim_start - trim_end);
+ a.push_back (
+ ReferencedReelAsset (ra, DCPTimePeriod (from, from + DCPTime::from_frames (ra->duration(), ffr)))
+ );
+ }
- /* Gain */
- if (content->audio_gain() != 0) {
- shared_ptr<AudioBuffers> gain (new AudioBuffers (all->audio));
- gain->apply_gain (content->audio_gain ());
- all->audio = gain;
+ /* Assume that main picture duration is the length of the reel */
+ offset += k->main_picture()->duration ();
}
+ }
- /* Remap channels */
- shared_ptr<AudioBuffers> dcp_mapped (new AudioBuffers (_film->audio_channels(), all->audio->frames()));
- dcp_mapped->make_silent ();
- AudioMapping map = content->audio_mapping ();
- for (int i = 0; i < map.content_channels(); ++i) {
- for (int j = 0; j < _film->audio_channels(); ++j) {
- if (map.get (i, static_cast<dcp::Channel> (j)) > 0) {
- dcp_mapped->accumulate_channel (
- all->audio.get(),
- i,
- j,
- map.get (i, static_cast<dcp::Channel> (j))
- );
- }
- }
+ 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);
}
-
- all->audio = dcp_mapped;
-
- audio->accumulate_frames (
- all->audio.get(),
- content_frame - all->frame,
- offset.frames (_film->audio_frame_rate()),
- min (AudioFrame (all->audio->frames()), length_frames) - offset.frames (_film->audio_frame_rate ())
- );
}
- return audio;
+ return overlaps;
}
-VideoFrame
-Player::dcp_to_content_video (shared_ptr<const Piece> piece, DCPTime t) const
+bool
+Player::pass ()
{
- /* s is the offset of t from the start position of this content */
- DCPTime s = t - piece->content->position ();
- s = DCPTime (max (int64_t (0), s.get ()));
- s = DCPTime (min (piece->content->length_after_trim().get(), s.get()));
+ if (!_have_valid_pieces) {
+ setup_pieces ();
+ }
+
+ shared_ptr<Piece> earliest;
+ DCPTime earliest_position;
+ BOOST_FOREACH (shared_ptr<Piece> i, _pieces) {
+ /* Convert i->decoder->position() to DCPTime and work out the earliest */
+ }
- /* Convert this to the content frame */
- return DCPTime (s + piece->content->trim_start()).frames (_film->video_frame_rate()) * piece->frc.factor ();
+ earliest->decoder->pass ();
+
+ /* XXX: collect audio and maybe emit some */
}
-AudioFrame
-Player::dcp_to_content_audio (shared_ptr<const Piece> piece, DCPTime t) const
+void
+Player::video (weak_ptr<Piece> wp, ContentVideo video)
{
- /* s is the offset of t from the start position of this content */
- DCPTime s = t - piece->content->position ();
- s = DCPTime (max (int64_t (0), s.get ()));
- s = DCPTime (min (piece->content->length_after_trim().get(), s.get()));
+ shared_ptr<Piece> piece = wp.lock ();
+ if (!piece) {
+ return;
+ }
+
+ /* Get subs to burn in and burn them in */
+
+
+ /* Fill gaps */
+
+ DCPTime time = content_video_to_dcp (piece, video.frame.index());
+
+ dcp::Size image_size = piece->content->video->scale().size (
+ piece->content->video, _video_container_size, _film->frame_size ()
+ );
+
+ Video (
+ shared_ptr<PlayerVideo> (
+ new PlayerVideo (
+ video.image,
+ time,
+ piece->content->video->crop (),
+ piece->content->video->fade (video.frame.index()),
+ image_size,
+ _video_container_size,
+ video.frame.eyes(),
+ video.part,
+ piece->content->video->colour_conversion ()
+ )
+ )
+ );
- /* Convert this to the content frame */
- return DCPTime (s + piece->content->trim_start()).frames (_film->audio_frame_rate());
}
-ContentTime
-Player::dcp_to_content_subtitle (shared_ptr<const Piece> piece, DCPTime t) const
+void
+Player::audio (weak_ptr<Piece> piece, ContentAudio video)
{
- /* s is the offset of t from the start position of this content */
- DCPTime s = t - piece->content->position ();
- s = DCPTime (max (int64_t (0), s.get ()));
- s = DCPTime (min (piece->content->length_after_trim().get(), s.get()));
+ /* Put into merge buffer */
+}
- return ContentTime (s + piece->content->trim_start(), piece->frc);
+void
+Player::image_subtitle (weak_ptr<Piece> piece, ContentImageSubtitle subtitle)
+{
+ /* Store for video to see */
}
void
-PlayerStatistics::dump (shared_ptr<Log> log) const
+Player::text_subtitle (weak_ptr<Piece> piece, ContentTextSubtitle subtitle)
{
- 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);
+ /* Store for video to see, or emit */
}
-PlayerStatistics const &
-Player::statistics () const
+void
+Player::seek (DCPTime time, bool accurate)
{
- return _statistics;
+ if (accurate) {
+ _last_video = time - DCPTime::from_frames (1, _film->video_frame_rate ());
+ }
}