X-Git-Url: https://git.carlh.net/gitweb/?p=dcpomatic.git;a=blobdiff_plain;f=test%2Faudio_mapping_test.cc;h=22412b26050bae8b9de001e458a26a49b4e595e7;hp=fc597b91df10e4ca9dadaf8303a4b7cb844de983;hb=e7d8a70a16f972de2861bb1464dec6df3d26c579;hpb=3b48d5494c3cae7743d283203f5c8021860ab81f

diff --git a/test/audio_mapping_test.cc b/test/audio_mapping_test.cc
index fc597b91d..22412b260 100644
--- a/test/audio_mapping_test.cc
+++ b/test/audio_mapping_test.cc
@@ -1,45 +1,150 @@
 /*
-    Copyright (C) 2014 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2014-2021 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/>.
 
 */
 
+
 /** @file  test/audio_mapping_test.cc
- *  @brief Basic tests of the AudioMapping class, which itself doesn't really do much.
+ *  @brief Test AudioMapping class.
+ *  @ingroup selfcontained
  */
 
+
 #include <boost/test/unit_test.hpp>
 #include "lib/audio_mapping.h"
-#include "lib/util.h"
+#include "lib/constants.h"
+#include "lib/compose.hpp"
+
+
+using std::list;
+using std::string;
+using boost::optional;
+
 
 BOOST_AUTO_TEST_CASE (audio_mapping_test)
 {
 	AudioMapping none;
-	BOOST_CHECK_EQUAL (none.content_channels(), 0);
+	BOOST_CHECK_EQUAL (none.input_channels(), 0);
+
+	AudioMapping four (4, MAX_DCP_AUDIO_CHANNELS);
+	BOOST_CHECK_EQUAL (four.input_channels(), 4);
+
+	four.set (0, 1, 1);
+
+	for (int i = 0; i < 4; ++i) {
+		for (int j = 0; j < MAX_DCP_AUDIO_CHANNELS; ++j) {
+			BOOST_CHECK_EQUAL (four.get(i, j), (i == 0 && j == 1) ? 1 : 0);
+		}
+	}
 
-	AudioMapping four (4);
-	BOOST_CHECK_EQUAL (four.content_channels(), 4);
-	four.make_default ();
+	auto mapped = four.mapped_output_channels ();
+	BOOST_CHECK_EQUAL (mapped.size(), 1U);
+	BOOST_CHECK_EQUAL (mapped.front(), 1);
+
+	four.make_zero ();
 
 	for (int i = 0; i < 4; ++i) {
 		for (int j = 0; j < MAX_DCP_AUDIO_CHANNELS; ++j) {
-			BOOST_CHECK_EQUAL (four.get (i, static_cast<dcp::Channel> (j)), i == j ? 1 : 0);
+			BOOST_CHECK_EQUAL (four.get (i, j), 0);
 		}
 	}
+}
+
+
+static void
+guess_check (boost::filesystem::path filename, int output_channel)
+{
+	AudioMapping m (1, 8);
+	m.make_default (0, filename);
+	for (int i = 0; i < 8; ++i) {
+		BOOST_TEST_INFO (String::compose("%1 channel %2", filename, i));
+		BOOST_CHECK_CLOSE (m.get(0, i), i == output_channel ? 1 : 0, 0.01);
+	}
+}
+
+
+BOOST_AUTO_TEST_CASE (audio_mapping_guess_test)
+{
+	guess_check ("stuff_L_nonsense.wav", 0);
+	guess_check ("stuff_nonsense.wav", 2);
+	guess_check ("fred_R.wav", 1);
+	guess_check ("jim_C_sheila.aiff", 2);
+	guess_check ("things_Lfe_and.wav", 3);
+	guess_check ("weeee_Ls.aiff", 4);
+	guess_check ("try_Rs-it.wav", 5);
+
+	/* PT-style */
+	guess_check ("things_LFE.wav", 3);
+	guess_check ("ptish_Lsr_abc.wav", 6);
+	guess_check ("ptish_Rsr_abc.wav", 7);
+	guess_check ("more_Lss_s.wav", 4);
+	guess_check ("other_Rss.aiff", 5);
+
+	/* Only the filename should be taken into account */
+	guess_check ("-Lfe-/foo_L.wav", 0);
+
+	/* Dolby-style */
+	guess_check ("jake-Lrs-good.wav", 6);
+	guess_check ("elwood-Rrs-good.wav", 7);
+}
+
+
+BOOST_AUTO_TEST_CASE(audio_mapping_take_from_larger)
+{
+	AudioMapping A(4, 9);
+	AudioMapping B(2, 3);
+
+	A.set(0, 0, 4);
+	A.set(1, 0, 8);
+	A.set(0, 1, 3);
+	A.set(1, 1, 6);
+	A.set(0, 2, 1);
+	A.set(1, 2, 9);
+
+	B.take_from(A);
+
+	BOOST_CHECK_CLOSE(B.get(0, 0), 4, 0.01);
+	BOOST_CHECK_CLOSE(B.get(1, 0), 8, 0.01);
+	BOOST_CHECK_CLOSE(B.get(0, 1), 3, 0.01);
+	BOOST_CHECK_CLOSE(B.get(1, 1), 6, 0.01);
+	BOOST_CHECK_CLOSE(B.get(0, 2), 1, 0.01);
+	BOOST_CHECK_CLOSE(B.get(1, 2), 9, 0.01);
+}
+
+
+BOOST_AUTO_TEST_CASE(audio_mapping_take_from_smaller)
+{
+	AudioMapping A(4, 9);
+	AudioMapping B(2, 3);
+
+	B.set(0, 0, 4);
+	B.set(1, 0, 8);
+	B.set(0, 1, 3);
+	B.set(1, 1, 6);
+	B.set(0, 2, 1);
+	B.set(1, 2, 9);
+
+	A.take_from(B);
 
-	four.set (0, dcp::RIGHT, 1);
-	BOOST_CHECK_EQUAL (four.get (0, dcp::RIGHT), 1);
+	BOOST_CHECK_CLOSE(A.get(0, 0), 4, 0.01);
+	BOOST_CHECK_CLOSE(A.get(1, 0), 8, 0.01);
+	BOOST_CHECK_CLOSE(A.get(0, 1), 3, 0.01);
+	BOOST_CHECK_CLOSE(A.get(1, 1), 6, 0.01);
+	BOOST_CHECK_CLOSE(A.get(0, 2), 1, 0.01);
+	BOOST_CHECK_CLOSE(A.get(1, 2), 9, 0.01);
 }