Make player more tolerant of some DCP errors.

[dcpomatic.git] / src / lib / dcp_examiner.h

diff --git a/src/lib/dcp_examiner.h b/src/lib/dcp_examiner.h
index bf083e8ec68ce0844cdfe7c06f27aa162ae565e7..e52234e360fde46d827c6238abc6407c25810b3b 100644 (file)
--- a/src/lib/dcp_examiner.h
+++ b/src/lib/dcp_examiner.h
@@ -1,19 +1,20 @@
 /*
-    Copyright (C) 2014 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2014-2019 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/>.
 
 */
 
@@ -23,63 +24,120 @@
 
 #include "video_examiner.h"
 #include "audio_examiner.h"
+#include "dcp.h"
 
 class DCPContent;
 
-class DCPExaminer : public VideoExaminer, public AudioExaminer
+class DCPExaminer : public DCP, public VideoExaminer, public AudioExaminer
 {
 public:
-       DCPExaminer (boost::shared_ptr<const DCPContent>);
-       
-       boost::optional<float> video_frame_rate () const {
+       explicit DCPExaminer (boost::shared_ptr<const DCPContent>, bool tolerant);
+
+       bool has_video () const {
+               return _has_video;
+       }
+
+       boost::optional<double> video_frame_rate () const {
                return _video_frame_rate;
        }
-       
+
        dcp::Size video_size () const {
-               return _video_size.get_value_or (dcp::Size (1998, 1080));
+               DCPOMATIC_ASSERT (_has_video);
+               DCPOMATIC_ASSERT (_video_size);
+               return *_video_size;
        }
-       
+
        Frame video_length () const {
                return _video_length;
        }
 
-       std::string name () const {
-               return _name;
+       bool yuv () const {
+               return false;
        }
 
-       bool has_subtitles () const {
-               return _has_subtitles;
+       VideoRange range () const {
+               return VIDEO_RANGE_FULL;
+       }
+
+       std::string name () const {
+               return _name;
        }
 
        bool encrypted () const {
                return _encrypted;
        }
 
+       bool needs_assets () const {
+               return _needs_assets;
+       }
+
+       bool has_audio () const {
+               return _has_audio;
+       }
+
        int audio_channels () const {
                return _audio_channels.get_value_or (0);
        }
-       
+
        Frame audio_length () const {
                return _audio_length;
        }
-       
+
        int audio_frame_rate () const {
                return _audio_frame_rate.get_value_or (48000);
        }
 
+       /** @param type TEXT_OPEN_SUBTITLE or TEXT_CLOSED_CAPTION.
+        *  @return Number of assets of this type in this DCP.
+        */
+       int text_count (TextType type) const {
+               return _text_count[type];
+       }
+
        bool kdm_valid () const {
                return _kdm_valid;
        }
 
+       boost::optional<dcp::Standard> standard () const {
+               return _standard;
+       }
+
+       bool three_d () const {
+               return _three_d;
+       }
+
+       dcp::ContentKind content_kind () const {
+               return _content_kind;
+       }
+
+       std::string cpl () const {
+               return _cpl;
+       }
+
+       std::list<int64_t> reel_lengths () const {
+               return _reel_lengths;
+       }
+
 private:
-       boost::optional<float> _video_frame_rate;
+       boost::optional<double> _video_frame_rate;
        boost::optional<dcp::Size> _video_size;
        Frame _video_length;
        boost::optional<int> _audio_channels;
        boost::optional<int> _audio_frame_rate;
        Frame _audio_length;
        std::string _name;
-       bool _has_subtitles;
+       /** true if this DCP has video content (but false if it has unresolved references to video content) */
+       bool _has_video;
+       /** true if this DCP has audio content (but false if it has unresolved references to audio content) */
+       bool _has_audio;
+       /** number of different assets of each type (OCAP/CCAP) */
+       int _text_count[TEXT_COUNT];
        bool _encrypted;
+       bool _needs_assets;
        bool _kdm_valid;
+       boost::optional<dcp::Standard> _standard;
+       bool _three_d;
+       dcp::ContentKind _content_kind;
+       std::string _cpl;
+       std::list<int64_t> _reel_lengths;
 };