X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Fasset.cc;h=06b87953e4631dd42a1cff4a2b680bb0cafc2ba5;hb=127c14300f1d2df9fc2b9dd4ffb5218ea6a717c3;hp=e2624712c8b1ddf9cc5cb36f79f699c13df3c8a9;hpb=b6718fb437f242fd5127194d4c94e39d71c5e1ad;p=libdcp.git

diff --git a/src/asset.cc b/src/asset.cc
index e2624712..06b87953 100644
--- a/src/asset.cc
+++ b/src/asset.cc
@@ -17,77 +17,108 @@
 
 */
 
+/** @file  src/asset.cc
+ *  @brief Parent class for assets of DCPs.
+ */
+
 #include <iostream>
+#include <fstream>
 #include <boost/filesystem.hpp>
+#include <boost/lexical_cast.hpp>
+#include <boost/function.hpp>
+#include <libxml++/nodes/element.h>
 #include "AS_DCP.h"
 #include "KM_util.h"
 #include "asset.h"
 #include "util.h"
-#include "tags.h"
+#include "metadata.h"
 
 using namespace std;
 using namespace boost;
 using namespace libdcp;
 
-/** Construct an Asset.
- *  @param p Pathname of MXF file.
- *  @param fps Frames per second.
- *  @param len Length in frames.
- */
-
-Asset::Asset (string p, int fps, int len)
-	: _mxf_path (p)
-	, _fps (fps)
-	, _length (len)
+Asset::Asset (string directory, string file_name, int edit_rate, int intrinsic_duration)
+	: _directory (directory)
+	, _file_name (file_name)
 	, _uuid (make_uuid ())
+	, _edit_rate (edit_rate)
+	, _entry_point (0)
+	, _intrinsic_duration (intrinsic_duration)
+	, _duration (intrinsic_duration)
 {
-	
+	if (_file_name.empty ()) {
+		_file_name = _uuid + ".xml";
+	}
 }
 
-/** Write details of the asset to a PKL stream.
- *  @param s Stream.
- */
 void
-Asset::write_to_pkl (ostream& s) const
+Asset::write_to_pkl (xmlpp::Node* node) const
 {
-	s << "    <Asset>\n"
-	  << "      <Id>urn:uuid:" << _uuid << "</Id>\n"
-	  << "      <AnnotationText>" << filesystem::path(_mxf_path).filename() << "</AnnotationText>\n"
-	  << "      <Hash>" << _digest << "</Hash>\n"
-	  << "      <Size>" << filesystem::file_size(_mxf_path) << "</Size>\n"
-	  << "      <Type>application/mxf</Type>\n"
-	  << "    </Asset>\n";
+	xmlpp::Node* asset = node->add_child ("Asset");
+	asset->add_child("Id")->add_child_text ("urn:uuid:" + _uuid);
+	asset->add_child("AnnotationText")->add_child_text (_file_name);
+	asset->add_child("Hash")->add_child_text (digest ());
+	asset->add_child("Size")->add_child_text (lexical_cast<string> (filesystem::file_size(path())));
+	asset->add_child("Type")->add_child_text ("application/mxf");
 }
 
-/** Write details of the asset to a ASSETMAP stream.
- *  @param s Stream.
- */
 void
-Asset::write_to_assetmap (ostream& s) const
+Asset::write_to_assetmap (xmlpp::Node* node) const
 {
-	s << "    <Asset>\n"
-	  << "      <Id>urn:uuid:" << _uuid << "</Id>\n"
-	  << "      <ChunkList>\n"
-	  << "        <Chunk>\n"
-	  << "          <Path>" << filesystem::path(_mxf_path).filename() << "</Path>\n"
-	  << "          <VolumeIndex>1</VolumeIndex>\n"
-	  << "          <Offset>0</Offset>\n"
-	  << "          <Length>" << filesystem::file_size(_mxf_path) << "</Length>\n"
-	  << "        </Chunk>\n"
-	  << "      </ChunkList>\n"
-	  << "    </Asset>\n";
+	xmlpp::Node* asset = node->add_child ("Asset");
+	asset->add_child("Id")->add_child_text ("urn:uuid:" + _uuid);
+	xmlpp::Node* chunk_list = asset->add_child ("ChunkList");
+	xmlpp::Node* chunk = chunk_list->add_child ("Chunk");
+	chunk->add_child("Path")->add_child_text (_file_name);
+	chunk->add_child("VolumeIndex")->add_child_text ("1");
+	chunk->add_child("Offset")->add_child_text ("0");
+	chunk->add_child("Length")->add_child_text (lexical_cast<string> (filesystem::file_size(path())));
+}
+
+filesystem::path
+Asset::path () const
+{
+	filesystem::path p;
+	p /= _directory;
+	p /= _file_name;
+	return p;
+}
+
+string
+Asset::digest () const
+{
+	if (_digest.empty ()) {
+		_digest = make_digest (path().string(), 0);
+	}
+
+	return _digest;
 }
 
-/** Fill in a ADSCP::WriteInfo struct */
 void
-Asset::fill_writer_info (ASDCP::WriterInfo* writer_info) const
+Asset::compute_digest (boost::function<void (float)> progress)
+{
+	if (!_digest.empty ()) {
+		return;
+	}
+
+	_digest = make_digest (path().string(), &progress);
+}
+
+bool
+Asset::equals (shared_ptr<const Asset> other, EqualityOptions, boost::function<void (NoteType, string)> note) const
 {
-	writer_info->ProductVersion = Tags::instance()->product_version;
-	writer_info->CompanyName = Tags::instance()->company_name;
-	writer_info->ProductName = Tags::instance()->product_name.c_str();
-
-	writer_info->LabelSetType = ASDCP::LS_MXF_SMPTE;
-	unsigned int c;
-	Kumu::hex2bin (_uuid.c_str(), writer_info->AssetUUID, Kumu::UUID_Length, &c);
-	assert (c == Kumu::UUID_Length);
+	if (_edit_rate != other->_edit_rate) {
+		note (ERROR, "asset edit rates differ");
+		return false;
+	}
+	
+	if (_intrinsic_duration != other->_intrinsic_duration) {
+		note (ERROR, "asset intrinsic durations differ");
+	}
+
+	if (_duration != other->_duration) {
+		note (ERROR, "asset durations differ");
+	}
+
+	return true;
 }