/*
- Copyright (C) 2013-2014 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
*/
-#include <stdint.h>
-#include <algorithm>
#include "player.h"
#include "film.h"
#include "ffmpeg_decoder.h"
#include "subtitle_content.h"
#include "subrip_decoder.h"
#include "subrip_content.h"
+#include "dcp_content.h"
#include "playlist.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 "dcp_content.h"
+#include "dcp_decoder.h"
+#include "dcp_subtitle_content.h"
+#include "dcp_subtitle_decoder.h"
+#include <boost/foreach.hpp>
+#include <stdint.h>
+#include <algorithm>
+
+#include "i18n.h"
#define LOG_GENERAL(...) _film->log()->log (String::compose (__VA_ARGS__), Log::TYPE_GENERAL);
: _film (f)
, _playlist (p)
, _have_valid_pieces (false)
- , _approximate_size (false)
- , _burn_subtitles (false)
+ , _ignore_video (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));
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));
+ frc = FrameRateChange (dc->video_frame_rate(), _film->video_frame_rate());
+ }
+
/* ImageContent */
shared_ptr<const ImageContent> ic = dynamic_pointer_cast<const ImageContent> (*i);
if (ic) {
frc = best_overlap_frc;
}
+ /* DCPSubtitleContent */
+ shared_ptr<const DCPSubtitleContent> dsc = dynamic_pointer_cast<const DCPSubtitleContent> (*i);
+ if (dsc) {
+ decoder.reset (new DCPSubtitleDecoder (dsc));
+ frc = best_overlap_frc;
+ }
+
+ shared_ptr<VideoDecoder> vd = dynamic_pointer_cast<VideoDecoder> (decoder);
+ if (vd && _ignore_video) {
+ vd->set_ignore_video ();
+ }
+
_pieces.push_back (shared_ptr<Piece> (new Piece (*i, decoder, frc.get ())));
}
property == ContentProperty::TRIM_START ||
property == ContentProperty::TRIM_END ||
property == ContentProperty::PATH ||
- property == VideoContentProperty::VIDEO_FRAME_TYPE
+ property == VideoContentProperty::VIDEO_FRAME_TYPE ||
+ property == DCPContentProperty::CAN_BE_PLAYED
) {
_have_valid_pieces = false;
Changed (frequent);
} else if (
+ property == SubtitleContentProperty::USE_SUBTITLES ||
property == SubtitleContentProperty::SUBTITLE_X_OFFSET ||
property == SubtitleContentProperty::SUBTITLE_Y_OFFSET ||
- property == SubtitleContentProperty::SUBTITLE_SCALE ||
+ property == SubtitleContentProperty::SUBTITLE_X_SCALE ||
+ property == SubtitleContentProperty::SUBTITLE_Y_SCALE ||
property == VideoContentProperty::VIDEO_CROP ||
property == VideoContentProperty::VIDEO_SCALE ||
- property == VideoContentProperty::VIDEO_FRAME_RATE
+ property == VideoContentProperty::VIDEO_FRAME_RATE ||
+ property == VideoContentProperty::VIDEO_FADE_IN ||
+ property == VideoContentProperty::VIDEO_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 ()
{
last time we were run.
*/
- if (p == Film::SCALER || p == Film::WITH_SUBTITLES || p == Film::CONTAINER || p == Film::VIDEO_FRAME_RATE) {
+ if (p == Film::CONTAINER || p == Film::VIDEO_FRAME_RATE) {
Changed (false);
}
}
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:
*
* 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 (),
+ dcp::YUV_TO_RGB_REC601,
+ i->image->pixel_format (),
true
),
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)))
+ rint (_video_container_size.width * i->rectangle.x),
+ rint (_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<float> (),
_video_container_size,
_video_container_size,
- Scaler::from_id ("bicubic"),
EYES_BOTH,
PART_WHOLE,
- Config::instance()->colour_conversions().front().conversion
+ PresetColourConversion::all().front().conversion
)
);
}
-shared_ptr<PlayerVideoFrame>
-Player::content_to_player_video_frame (
- shared_ptr<VideoContent> content,
- ContentVideo content_video,
- list<shared_ptr<Piece> > subs,
- DCPTime time,
- dcp::Size image_size) const
-{
- shared_ptr<PlayerVideoFrame> pvf (
- new PlayerVideoFrame (
- content_video.image,
- content->crop (),
- image_size,
- _video_container_size,
- _film->scaler(),
- content_video.eyes,
- content_video.part,
- content->colour_conversion ()
- )
- );
-
-
- /* Add subtitles */
-
- list<PositionImage> sub_images;
-
- for (list<shared_ptr<Piece> >::const_iterator i = subs.begin(); i != subs.end(); ++i) {
- shared_ptr<SubtitleDecoder> subtitle_decoder = dynamic_pointer_cast<SubtitleDecoder> ((*i)->decoder);
- shared_ptr<SubtitleContent> subtitle_content = dynamic_pointer_cast<SubtitleContent> ((*i)->content);
- ContentTime const from = dcp_to_content_subtitle (*i, time);
- ContentTime const to = from + ContentTime::from_frames (1, content->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));
- }
-
- if (_burn_subtitles) {
- 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 ()) {
- pvf->set_subtitle (merge (sub_images));
- }
-
- return pvf;
-}
-
-/** @return All PlayerVideoFrames at the given time (there may be two frames for 3D) */
-list<shared_ptr<PlayerVideoFrame> >
+/** @return All PlayerVideos at the given time (there may be two frames for 3D) */
+list<shared_ptr<PlayerVideo> >
Player::get_video (DCPTime time, bool accurate)
{
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;
-
+ list<shared_ptr<PlayerVideo> > pvf;
+
if (ov.empty ()) {
/* No video content at this time */
- pvf.push_back (black_player_video_frame ());
- return pvf;
+ 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;
+ }
+
+ 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 ()
+ )
+ )
+ );
+ }
}
- /* Create a PlayerVideoFrame from the content's video at this time */
+ /* Add subtitles (for possible burn-in) to whatever PlayerVideos we got */
- 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);
+ PlayerSubtitles ps = get_subtitles (time, DCPTime::from_frames (1, _film->video_frame_rate ()), false);
- 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;
- }
+ list<PositionImage> sub_images;
- 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;
- }
+ /* Image subtitles */
+ list<PositionImage> c = transform_image_subtitles (ps.image);
+ copy (c.begin(), c.end(), back_inserter (sub_images));
- for (list<ContentVideo>::const_iterator i = content_video.begin(); i != content_video.end(); ++i) {
- list<shared_ptr<Piece> > subs = overlaps<SubtitleContent> (
- time,
- time + DCPTime::from_frames (1, _film->video_frame_rate ())
- );
-
- pvf.push_back (content_to_player_video_frame (content, *i, subs, time, image_size));
+ /* Text subtitles (rendered to an image) */
+ if (!ps.text.empty ()) {
+ sub_images.push_back (render_subtitles (ps.text, _video_container_size));
}
+
+ 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;
}
setup_pieces ();
}
- AudioFrame const length_frames = length.frames (_film->audio_frame_rate ());
+ Frame const length_frames = length.frames (_film->audio_frame_rate ());
shared_ptr<AudioBuffers> audio (new AudioBuffers (_film->audio_channels(), length_frames));
audio->make_silent ();
for (list<shared_ptr<Piece> >::iterator i = ov.begin(); i != ov.end(); ++i) {
shared_ptr<AudioContent> content = dynamic_pointer_cast<AudioContent> ((*i)->content);
- assert (content);
+ DCPOMATIC_ASSERT (content);
shared_ptr<AudioDecoder> decoder = dynamic_pointer_cast<AudioDecoder> ((*i)->decoder);
- assert (decoder);
-
- if (content->audio_frame_rate() == 0) {
- /* This AudioContent has no audio (e.g. if it is an FFmpegContent with no
- * audio stream).
- */
- continue;
- }
+ DCPOMATIC_ASSERT (decoder);
/* The time that we should request from the content */
DCPTime request = time - DCPTime::from_seconds (content->audio_delay() / 1000.0);
+ Frame request_frames = length_frames;
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_frames += request.frames (_film->audio_frame_rate ());
+ if (request_frames < 0) {
+ request_frames = 0;
+ }
request = DCPTime ();
}
- AudioFrame const content_frame = dcp_to_content_audio (*i, request);
+ Frame const content_frame = dcp_to_content_audio (*i, request);
- /* 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);
-
- /* Gain */
- if (content->audio_gain() != 0) {
- shared_ptr<AudioBuffers> gain (new AudioBuffers (all->audio));
- gain->apply_gain (content->audio_gain ());
- all->audio = gain;
- }
+ BOOST_FOREACH (AudioStreamPtr j, content->audio_streams ()) {
+
+ /* 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);
+
+ /* Gain */
+ if (content->audio_gain() != 0) {
+ shared_ptr<AudioBuffers> gain (new AudioBuffers (all.audio));
+ gain->apply_gain (content->audio_gain ());
+ all.audio = gain;
+ }
- /* 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))
- );
+ /* Remap channels */
+ shared_ptr<AudioBuffers> dcp_mapped (new AudioBuffers (_film->audio_channels(), all.audio->frames()));
+ dcp_mapped->make_silent ();
+ AudioMapping map = j->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))
+ );
+ }
}
}
- }
- all->audio = dcp_mapped;
+ 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 ())
- );
+ audio->accumulate_frames (
+ all.audio.get(),
+ content_frame - all.frame,
+ offset.frames (_film->audio_frame_rate()),
+ min (Frame (all.audio->frames()), request_frames)
+ );
+ }
}
+
+ return audio;
}
-VideoFrame
+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 */
DCPTime s = t - piece->content->position ();
- s = DCPTime (max (int64_t (0), s.get ()));
+ 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 ();
+ return DCPTime (s + piece->content->trim_start()).frames (_film->video_frame_rate()) / piece->frc.factor ();
}
-AudioFrame
+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;
+}
+
+Frame
Player::dcp_to_content_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 (int64_t (0), s.get ()));
+ 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 */
{
/* 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 (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);
{
return _statistics;
}
+
+PlayerSubtitles
+Player::get_subtitles (DCPTime time, DCPTime length, bool starting)
+{
+ list<shared_ptr<Piece> > subs = overlaps<SubtitleContent> (time, time + length);
+
+ PlayerSubtitles ps (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 ()) {
+ continue;
+ }
+
+ 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<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 content's subtitle scale */
+ i->sub.rectangle.width *= subtitle_content->subtitle_x_scale ();
+ i->sub.rectangle.height *= subtitle_content->subtitle_y_scale ();
+
+ /* 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_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()));
+ ps.text.push_back (s);
+ }
+ }
+ }
+
+ return ps;
+}
+
+list<shared_ptr<Font> >
+Player::get_subtitle_fonts ()
+{
+ if (!_have_valid_pieces) {
+ setup_pieces ();
+ }
+
+ list<shared_ptr<Font> > fonts;
+ BOOST_FOREACH (shared_ptr<Piece>& p, _pieces) {
+ shared_ptr<SubtitleContent> sc = dynamic_pointer_cast<SubtitleContent> (p->content);
+ if (sc) {
+ /* XXX: things may go wrong if there are duplicate font IDs
+ with different font files.
+ */
+ list<shared_ptr<Font> > f = sc->fonts ();
+ copy (f.begin(), f.end(), back_inserter (fonts));
+ }
+ }
+
+ return fonts;
+}
+
+/** Set this player never to produce any video data */
+void
+Player::set_ignore_video ()
+{
+ _ignore_video = true;
+}