+ shared_ptr<Film> f = shared_ptr<Film> (new Film (p.string()));
+ f->write_metadata ();
+ return f;
+}
+
+void
+check_audio_file (boost::filesystem::path ref, boost::filesystem::path check)
+{
+ SF_INFO ref_info;
+ ref_info.format = 0;
+ SNDFILE* ref_file = sf_open (ref.string().c_str(), SFM_READ, &ref_info);
+ BOOST_CHECK (ref_file);
+
+ SF_INFO check_info;
+ check_info.format = 0;
+ SNDFILE* check_file = sf_open (check.string().c_str(), SFM_READ, &check_info);
+ BOOST_CHECK (check_file);
+
+ BOOST_CHECK_EQUAL (ref_info.frames, check_info.frames);
+ BOOST_CHECK_EQUAL (ref_info.samplerate, check_info.samplerate);
+ BOOST_CHECK_EQUAL (ref_info.channels, check_info.channels);
+ BOOST_CHECK_EQUAL (ref_info.format, check_info.format);
+
+ /* buffer_size is in frames */
+ sf_count_t const buffer_size = 65536 * ref_info.channels;
+ int32_t* ref_buffer = new int32_t[buffer_size];
+ int32_t* check_buffer = new int32_t[buffer_size];
+
+ sf_count_t N = ref_info.frames;
+ while (N) {
+ sf_count_t this_time = min (buffer_size, N);
+ sf_count_t r = sf_readf_int (ref_file, ref_buffer, this_time);
+ BOOST_CHECK_EQUAL (r, this_time);
+ r = sf_readf_int (check_file, check_buffer, this_time);
+ BOOST_CHECK_EQUAL (r, this_time);
+
+ for (sf_count_t i = 0; i < this_time; ++i) {
+ BOOST_CHECK (fabs (ref_buffer[i] - check_buffer[i]) <= 65536);
+ }
+
+ N -= this_time;
+ }
+}
+
+void
+check_file (boost::filesystem::path ref, boost::filesystem::path check)
+{
+ uintmax_t N = boost::filesystem::file_size (ref);
+ BOOST_CHECK_EQUAL (N, boost::filesystem::file_size (check));
+ FILE* ref_file = fopen_boost (ref, "rb");
+ BOOST_CHECK (ref_file);
+ FILE* check_file = fopen_boost (check, "rb");
+ BOOST_CHECK (check_file);
+
+ int const buffer_size = 65536;
+ uint8_t* ref_buffer = new uint8_t[buffer_size];
+ uint8_t* check_buffer = new uint8_t[buffer_size];
+
+ SafeStringStream error;
+ error << "File " << check.string() << " differs from reference " << ref.string();
+
+ while (N) {
+ uintmax_t this_time = min (uintmax_t (buffer_size), N);
+ size_t r = fread (ref_buffer, 1, this_time, ref_file);
+ BOOST_CHECK_EQUAL (r, this_time);
+ r = fread (check_buffer, 1, this_time, check_file);
+ BOOST_CHECK_EQUAL (r, this_time);
+
+ BOOST_CHECK_MESSAGE (memcmp (ref_buffer, check_buffer, this_time) == 0, error.str ());
+ if (memcmp (ref_buffer, check_buffer, this_time)) {
+ break;
+ }
+
+ N -= this_time;
+ }
+
+ delete[] ref_buffer;
+ delete[] check_buffer;
+
+ fclose (ref_file);
+ fclose (check_file);
+}
+
+static void
+note (dcp::NoteType t, string n)
+{
+ if (t == dcp::DCP_ERROR) {
+ cerr << n << "\n";
+ }
+}
+
+void
+check_dcp (boost::filesystem::path ref, boost::filesystem::path check)
+{
+ dcp::DCP ref_dcp (ref);
+ ref_dcp.read ();
+ dcp::DCP check_dcp (check);
+ check_dcp.read ();
+
+ dcp::EqualityOptions options;
+ options.max_mean_pixel_error = 5;
+ options.max_std_dev_pixel_error = 5;
+ options.max_audio_sample_error = 255;
+ options.cpl_annotation_texts_can_differ = true;
+ options.mxf_names_can_differ = true;
+ options.reel_hashes_can_differ = true;
+
+ BOOST_CHECK (ref_dcp.equals (check_dcp, options, boost::bind (note, _1, _2)));