/*
- Copyright (C) 2014-2015 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2014-2016 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 "dcp_decoder.h"
#include "dcp_content.h"
+#include "audio_content.h"
+#include "video_decoder.h"
+#include "audio_decoder.h"
#include "j2k_image_proxy.h"
+#include "subtitle_decoder.h"
#include "image.h"
#include "config.h"
#include <dcp/dcp.h>
#include <dcp/stereo_picture_frame.h>
#include <dcp/sound_frame.h>
#include <boost/foreach.hpp>
+#include <iostream>
using std::list;
using std::cout;
using boost::shared_ptr;
using boost::dynamic_pointer_cast;
-DCPDecoder::DCPDecoder (shared_ptr<const DCPContent> c, bool fast)
- : VideoDecoder (c)
- , AudioDecoder (c, fast)
- , SubtitleDecoder (c)
- , _dcp_content (c)
+DCPDecoder::DCPDecoder (shared_ptr<const DCPContent> c, shared_ptr<Log> log, bool fast)
+ : _dcp_content (c)
{
+ video.reset (new VideoDecoder (this, c, log));
+ audio.reset (new AudioDecoder (this, c->audio, fast, log));
+
+ subtitle.reset (
+ new SubtitleDecoder (
+ this,
+ c->subtitle,
+ bind (&DCPDecoder::image_subtitles_during, this, _1, _2),
+ bind (&DCPDecoder::text_subtitles_during, this, _1, _2)
+ )
+ );
+
dcp::DCP dcp (c->directory ());
- dcp.read ();
+ dcp.read (false, 0, true);
if (c->kdm ()) {
dcp.add (dcp::DecryptedKDM (c->kdm().get (), Config::instance()->decryption_chain()->key().get ()));
}
}
bool
-DCPDecoder::pass ()
+DCPDecoder::pass (PassReason reason, bool)
{
if (_reel == _reels.end () || !_dcp_content->can_be_played ()) {
return true;
}
- double const vfr = _dcp_content->video_frame_rate ();
+ /* Offset of the start of the current reel from the start of the content in frames */
+ int offset = 0;
+ list<shared_ptr<dcp::Reel> >::const_iterator i = _reels.begin();
+ while (i != _reel) {
+ offset += (*i)->main_picture()->duration ();
+ ++i;
+ }
+
+ double const vfr = _dcp_content->active_video_frame_rate ();
+
+ /* Frame within the (played part of the) reel that is coming up next */
int64_t const frame = _next.frames_round (vfr);
- if ((*_reel)->main_picture ()) {
+ if ((*_reel)->main_picture () && reason != PASS_REASON_SUBTITLE) {
shared_ptr<dcp::PictureAsset> asset = (*_reel)->main_picture()->asset ();
shared_ptr<dcp::MonoPictureAsset> mono = dynamic_pointer_cast<dcp::MonoPictureAsset> (asset);
shared_ptr<dcp::StereoPictureAsset> stereo = dynamic_pointer_cast<dcp::StereoPictureAsset> (asset);
int64_t const entry_point = (*_reel)->main_picture()->entry_point ();
if (mono) {
- video (shared_ptr<ImageProxy> (new J2KImageProxy (mono->get_frame (entry_point + frame), asset->size())), frame);
+ video->give (shared_ptr<ImageProxy> (new J2KImageProxy (mono->get_frame (entry_point + frame), asset->size())), offset + frame);
} else {
- video (
+ video->give (
shared_ptr<ImageProxy> (new J2KImageProxy (stereo->get_frame (entry_point + frame), asset->size(), dcp::EYE_LEFT)),
- frame
+ offset + frame
);
- video (
+ video->give (
shared_ptr<ImageProxy> (new J2KImageProxy (stereo->get_frame (entry_point + frame), asset->size(), dcp::EYE_RIGHT)),
- frame
+ offset + frame
);
}
}
- if ((*_reel)->main_sound ()) {
+ if ((*_reel)->main_sound () && reason != PASS_REASON_SUBTITLE) {
int64_t const entry_point = (*_reel)->main_sound()->entry_point ();
shared_ptr<const dcp::SoundFrame> sf = (*_reel)->main_sound()->asset()->get_frame (entry_point + frame);
uint8_t const * from = sf->data ();
- int const channels = _dcp_content->audio_stream()->channels ();
+ int const channels = _dcp_content->audio->stream()->channels ();
int const frames = sf->size() / (3 * channels);
shared_ptr<AudioBuffers> data (new AudioBuffers (channels, frames));
for (int i = 0; i < frames; ++i) {
}
}
- audio (_dcp_content->audio_stream(), data, _next);
+ audio->give (_dcp_content->audio->stream(), data, ContentTime::from_frames (offset, vfr) + _next);
}
if ((*_reel)->main_subtitle ()) {
int64_t const entry_point = (*_reel)->main_subtitle()->entry_point ();
- list<dcp::SubtitleString> subs = (*_reel)->main_subtitle()->subtitle_asset()->subtitles_during (
+ list<dcp::SubtitleString> subs = (*_reel)->main_subtitle()->asset()->subtitles_during (
dcp::Time (entry_point + frame, vfr, vfr),
dcp::Time (entry_point + frame + 1, vfr, vfr),
true
if (!subs.empty ()) {
/* XXX: assuming that all `subs' are at the same time; maybe this is ok */
- text_subtitle (
+ subtitle->give_text (
ContentTimePeriod (
- ContentTime::from_seconds (subs.front().in().as_seconds ()),
- ContentTime::from_seconds (subs.front().out().as_seconds ())
+ ContentTime::from_frames (offset - entry_point, vfr) + ContentTime::from_seconds (subs.front().in().as_seconds ()),
+ ContentTime::from_frames (offset - entry_point, vfr) + ContentTime::from_seconds (subs.front().out().as_seconds ())
),
subs
);
if ((*_reel)->main_picture ()) {
if (_next.frames_round (vfr) >= (*_reel)->main_picture()->duration()) {
++_reel;
+ _next = ContentTime ();
}
}
void
DCPDecoder::seek (ContentTime t, bool accurate)
{
- VideoDecoder::seek (t, accurate);
- AudioDecoder::seek (t, accurate);
- SubtitleDecoder::seek (t, accurate);
+ video->seek (t, accurate);
+ audio->seek (t, accurate);
+ subtitle->seek (t, accurate);
_reel = _reels.begin ();
- while (_reel != _reels.end() && t >= ContentTime::from_frames ((*_reel)->main_picture()->duration(), _dcp_content->video_frame_rate ())) {
- t -= ContentTime::from_frames ((*_reel)->main_picture()->duration(), _dcp_content->video_frame_rate ());
+ while (_reel != _reels.end() && t >= ContentTime::from_frames ((*_reel)->main_picture()->duration(), _dcp_content->active_video_frame_rate ())) {
+ t -= ContentTime::from_frames ((*_reel)->main_picture()->duration(), _dcp_content->active_video_frame_rate ());
++_reel;
}
/* XXX: inefficient */
list<ContentTimePeriod> ctp;
- double const vfr = _dcp_content->video_frame_rate ();
+ double const vfr = _dcp_content->active_video_frame_rate ();
BOOST_FOREACH (shared_ptr<dcp::Reel> r, _reels) {
if (!r->main_subtitle ()) {
int64_t const entry_point = r->main_subtitle()->entry_point ();
- list<dcp::SubtitleString> subs = r->main_subtitle()->subtitle_asset()->subtitles_during (
- dcp::Time (period.from.seconds ()) - dcp::Time (entry_point, vfr, vfr),
- dcp::Time (period.to.seconds ()) - dcp::Time (entry_point, vfr, vfr),
+ list<dcp::SubtitleString> subs = r->main_subtitle()->asset()->subtitles_during (
+ dcp::Time (period.from.seconds(), 1000) - dcp::Time (entry_point, vfr, vfr),
+ dcp::Time (period.to.seconds(), 1000) - dcp::Time (entry_point, vfr, vfr),
starting
);