Add very simple test of dcp::SoundFrame.

1 files changed, 55 insertions, 0 deletions

diff --git a/test/sound_frame_test.cc b/test/sound_frame_test.cc
new file mode 100644
index 00000000..6ded1977
--- /dev/null
+++ b/test/sound_frame_test.cc
@@ -0,0 +1,55 @@
+/*
+    Copyright (C) 2015 Carl Hetherington <cth@carlh.net>
+
+    This program 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,
+    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.
+
+*/
+
+#include <boost/test/unit_test.hpp>
+#include "test.h"
+#include "sound_frame.h"
+#include <sndfile.h>
+
+BOOST_AUTO_TEST_CASE (sound_frame_test)
+{
+	int const frame_length = 2000;
+	int const channels = 6;
+
+	dcp::SoundFrame frame (
+		private_test / "TONEPLATES-SMPTE-PLAINTEXT_TST_F_XX-XX_ITL-TD_51-XX_2K_WOE_20111001_WOE_OV/pcm_95734608-5d47-4d3f-bf5f-9e9186b66afa_.mxf",
+		42,
+		0
+		);
+
+	boost::filesystem::path ref_file = private_test / "frame.wav";
+	SF_INFO info;
+	info.format = 0;
+	SNDFILE* sndfile = sf_open (ref_file.string().c_str(), SFM_READ, &info);
+
+	int ref_data[frame_length * channels];
+	int const read = sf_readf_int (sndfile, ref_data, frame_length);
+	BOOST_REQUIRE_EQUAL (read, frame_length);
+
+	uint8_t const * p = frame.data ();
+	for (int i = 0; i < (frame_length * channels); ++i) {
+		int x = ref_data[i] >> 8;
+		if (x < 0) {
+			x = (1 << 24) + x;
+		}
+		int const y = p[0] | (p[1] << 8) | (p[2] << 16);
+		BOOST_REQUIRE_EQUAL (x, y);
+		p += 3;
+	}
+}