X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fdcp_examiner.cc;h=fe2660d48508834c38f9b6c678c5259d3d9162cd;hb=1858190cff2f960f3d1f0a5cc02c69da86088f5b;hp=625276e180de13f54a92a05b16f5e453f27e8d08;hpb=40b654453c2ce0b266f43c36f1b9a5d1705f983c;p=dcpomatic.git

diff --git a/src/lib/dcp_examiner.cc b/src/lib/dcp_examiner.cc
index 625276e18..fe2660d48 100644
--- a/src/lib/dcp_examiner.cc
+++ b/src/lib/dcp_examiner.cc
@@ -17,26 +17,45 @@
 
 */
 
+#include "dcp_examiner.h"
+#include "dcp_content.h"
+#include "exceptions.h"
+#include "image.h"
+#include "config.h"
 #include <dcp/dcp.h>
+#include <dcp/decrypted_kdm.h>
 #include <dcp/cpl.h>
 #include <dcp/reel.h>
 #include <dcp/reel_picture_asset.h>
 #include <dcp/reel_sound_asset.h>
-#include <dcp/sound_mxf.h>
-#include "dcp_examiner.h"
-#include "dcp_content.h"
-#include "exceptions.h"
+#include <dcp/mono_picture_asset.h>
+#include <dcp/mono_picture_frame.h>
+#include <dcp/stereo_picture_asset.h>
+#include <dcp/stereo_picture_frame.h>
+#include <dcp/sound_asset.h>
+#include <iostream>
 
 #include "i18n.h"
 
 using std::list;
+using std::cout;
 using boost::shared_ptr;
+using boost::dynamic_pointer_cast;
 
 DCPExaminer::DCPExaminer (shared_ptr<const DCPContent> content)
+	: _video_length (0)
+	, _audio_length (0)
+	, _has_subtitles (false)
+	, _encrypted (false)
+	, _kdm_valid (false)
 {
 	dcp::DCP dcp (content->directory ());
 	dcp.read ();
 
+	if (content->kdm ()) {
+		dcp.add (dcp::DecryptedKDM (content->kdm().get(), Config::instance()->decryption_chain()->key().get ()));
+	}
+
 	if (dcp.cpls().size() == 0) {
 		throw DCPError ("No CPLs found in DCP");
 	} else if (dcp.cpls().size() > 1) {
@@ -57,36 +76,61 @@ DCPExaminer::DCPExaminer (shared_ptr<const DCPContent> content)
 				throw DCPError (_("Mismatched frame rates in DCP"));
 			}
 
-			shared_ptr<dcp::PictureMXF> mxf = (*i)->main_picture()->mxf ();
+			shared_ptr<dcp::PictureAsset> asset = (*i)->main_picture()->asset ();
 			if (!_video_size) {
-				_video_size = mxf->size ();
-			} else if (_video_size.get() != mxf->size ()) {
+				_video_size = asset->size ();
+			} else if (_video_size.get() != asset->size ()) {
 				throw DCPError (_("Mismatched video sizes in DCP"));
 			}
 
-			_video_length += ContentTime::from_frames ((*i)->main_picture()->duration(), _video_frame_rate.get ());
+			_video_length += (*i)->main_picture()->duration();
 		}
-			
+
 		if ((*i)->main_sound ()) {
-			shared_ptr<dcp::SoundMXF> mxf = (*i)->main_sound()->mxf ();
+			shared_ptr<dcp::SoundAsset> asset = (*i)->main_sound()->asset ();
 
 			if (!_audio_channels) {
-				_audio_channels = mxf->channels ();
-			} else if (_audio_channels.get() != mxf->channels ()) {
+				_audio_channels = asset->channels ();
+			} else if (_audio_channels.get() != asset->channels ()) {
 				throw DCPError (_("Mismatched audio channel counts in DCP"));
 			}
 
 			if (!_audio_frame_rate) {
-				_audio_frame_rate = mxf->sampling_rate ();
-			} else if (_audio_frame_rate.get() != mxf->sampling_rate ()) {
+				_audio_frame_rate = asset->sampling_rate ();
+			} else if (_audio_frame_rate.get() != asset->sampling_rate ()) {
 				throw DCPError (_("Mismatched audio frame rates in DCP"));
 			}
 
-			_audio_length += ContentTime::from_frames ((*i)->main_sound()->duration(), _video_frame_rate.get ());
+			_audio_length += (*i)->main_sound()->duration();
 		}
 
 		if ((*i)->main_subtitle ()) {
 			_has_subtitles = true;
 		}
 	}
+
+	_encrypted = dcp.encrypted ();
+	_kdm_valid = true;
+
+	/* Check that we can read the first picture frame */
+	try {
+		if (!dcp.cpls().empty () && !dcp.cpls().front()->reels().empty ()) {
+			shared_ptr<dcp::PictureAsset> asset = dcp.cpls().front()->reels().front()->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);
+
+			if (mono) {
+				mono->get_frame(0)->xyz_image ();
+			} else {
+				stereo->get_frame(0)->xyz_image (dcp::EYE_LEFT);
+			}
+
+		}
+	} catch (dcp::DCPReadError& e) {
+		_kdm_valid = false;
+		if (_encrypted && content->kdm ()) {
+			/* XXX: maybe don't use an exception for this */
+			throw StringError (_("The KDM does not decrypt the DCP.  Perhaps it is targeted at the wrong CPL."));
+		}
+	}
 }