/*
- Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2021 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/>.
*/
-#include <boost/test/unit_test.hpp>
-#include <libdcp/cpl.h>
-#include <libdcp/dcp.h>
-#include <libdcp/sound_asset.h>
-#include <libdcp/sound_frame.h>
-#include <libdcp/reel.h>
-#include "lib/sndfile_content.h"
+
+/** @file test/silence_padding_test.cc
+ * @brief Test the padding (with silence) of a mono source to a 6-channel DCP.
+ * @ingroup feature
+ */
+
+
+#include "lib/constants.h"
+#include "lib/ffmpeg_content.h"
#include "lib/film.h"
#include "lib/dcp_content_type.h"
#include "lib/ratio.h"
#include "test.h"
+#include <dcp/cpl.h>
+#include <dcp/dcp.h>
+#include <dcp/sound_asset.h>
+#include <dcp/sound_frame.h>
+#include <dcp/reel.h>
+#include <dcp/reel_sound_asset.h>
+#include <dcp/sound_asset_reader.h>
+#include <boost/test/unit_test.hpp>
+
+using std::make_shared;
using std::string;
using boost::lexical_cast;
-using boost::shared_ptr;
-static void test_silence_padding (int channels)
+
+static void
+test_silence_padding(int channels, dcp::Standard standard)
{
string const film_name = "silence_padding_test_" + lexical_cast<string> (channels);
- shared_ptr<Film> film = new_test_film (film_name);
- film->set_dcp_content_type (DCPContentType::from_dci_name ("FTR"));
- film->set_container (Ratio::from_id ("185"));
- film->set_name (film_name);
-
- shared_ptr<SndfileContent> content (new SndfileContent (film, "test/data/staircase.wav"));
- film->examine_and_add_content (content);
- wait_for_jobs ();
-
+ auto film = new_test_film2 (
+ film_name,
+ {
+ make_shared<FFmpegContent>("test/data/flat_red.png"),
+ make_shared<FFmpegContent>("test/data/staircase.wav")
+ });
+
+ if (standard == dcp::Standard::INTEROP) {
+ film->set_interop(true);
+ }
film->set_audio_channels (channels);
- film->make_dcp ();
- wait_for_jobs ();
+
+ std::vector<dcp::VerificationNote::Code> codes;
+ if (standard == dcp::Standard::INTEROP) {
+ codes.push_back(dcp::VerificationNote::Code::INVALID_STANDARD);
+ }
+ make_and_verify_dcp(film, codes);
boost::filesystem::path path = "build/test";
path /= film_name;
path /= film->dcp_name ();
- libdcp::DCP check (path.string ());
+ dcp::DCP check (path.string ());
check.read ();
- shared_ptr<const libdcp::SoundAsset> sound_asset = check.cpls().front()->reels().front()->main_sound ();
+ auto sound_asset = check.cpls()[0]->reels()[0]->main_sound();
BOOST_CHECK (sound_asset);
- BOOST_CHECK (sound_asset->channels () == channels);
+ BOOST_CHECK_EQUAL (sound_asset->asset()->channels (), channels);
/* Sample index in the DCP */
int n = 0;
/* DCP sound asset frame */
int frame = 0;
- while (n < sound_asset->intrinsic_duration()) {
- shared_ptr<const libdcp::SoundFrame> sound_frame = sound_asset->get_frame (frame++);
- uint8_t const * d = sound_frame->data ();
-
- for (int i = 0; i < sound_frame->size(); i += (3 * sound_asset->channels())) {
-
- if (sound_asset->channels() > 0) {
- /* L should be silent */
- int const sample = d[i + 0] | (d[i + 1] << 8);
- BOOST_CHECK_EQUAL (sample, 0);
- }
-
- if (sound_asset->channels() > 1) {
- /* R should be silent */
- int const sample = d[i + 2] | (d[i + 3] << 8);
- BOOST_CHECK_EQUAL (sample, 0);
- }
-
- if (sound_asset->channels() > 2) {
- /* Mono input so it will appear on centre */
- int const sample = d[i + 7] | (d[i + 8] << 8);
- BOOST_CHECK_EQUAL (sample, n);
- }
-
- if (sound_asset->channels() > 3) {
- /* Lfe should be silent */
- int const sample = d[i + 9] | (d[i + 10] << 8);
- BOOST_CHECK_EQUAL (sample, 0);
- }
-
- if (sound_asset->channels() > 4) {
- /* Ls should be silent */
- int const sample = d[i + 11] | (d[i + 12] << 8);
- BOOST_CHECK_EQUAL (sample, 0);
- }
+ auto const asset_channels = sound_asset->asset()->channels();
+ if (standard == dcp::Standard::SMPTE) {
+ DCP_ASSERT(asset_channels == MAX_DCP_AUDIO_CHANNELS)
+ } else {
+ DCP_ASSERT(asset_channels == channels);
+ }
+ while (n < sound_asset->asset()->intrinsic_duration()) {
+ auto sound_frame = sound_asset->asset()->start_read()->get_frame(frame++);
+ uint8_t const * d = sound_frame->data ();
- if (sound_asset->channels() > 5) {
- /* Rs should be silent */
- int const sample = d[i + 13] | (d[i + 14] << 8);
- BOOST_CHECK_EQUAL (sample, 0);
+ for (int offset = 0; offset < sound_frame->size(); offset += (3 * asset_channels)) {
+
+ for (auto channel = 0; channel < asset_channels; ++channel) {
+ auto const sample = d[offset + channel * 3 + 1] | (d[offset + channel * 3 + 2] << 8);
+ if (channel == 2) {
+ /* Input should be on centre */
+ BOOST_CHECK_EQUAL(sample, n);
+ } else {
+ /* Everything else should be silent */
+ BOOST_CHECK_EQUAL(sample, 0);
+ }
}
++n;
}
}
-
}
+
BOOST_AUTO_TEST_CASE (silence_padding_test)
{
for (int i = 1; i < MAX_DCP_AUDIO_CHANNELS; ++i) {
- test_silence_padding (i);
+ test_silence_padding(i, dcp::Standard::INTEROP);
}
+
+ test_silence_padding(MAX_DCP_AUDIO_CHANNELS, dcp::Standard::SMPTE);
+}
+
+
+/** Test a situation that used to crash because of a sub-sample rounding confusion
+ * caused by a trim.
+ */
+
+BOOST_AUTO_TEST_CASE (silence_padding_test2)
+{
+ Cleanup cl;
+
+ auto content = make_shared<FFmpegContent>(TestPaths::private_data() / "cars.mov");
+ auto film = new_test_film2 ("silence_padding_test2", { content }, &cl);
+
+ film->set_video_frame_rate (24);
+ content->set_trim_start(film, dcpomatic::ContentTime(4003));
+
+ make_and_verify_dcp (film);
+
+ cl.run ();
}