X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=test%2Fffmpeg_audio_only_test.cc;h=40c909b394b549d89d0694f0a2e0878c5a55a743;hb=fa85cc6352a2f25bdd1d4421c9490f9fca266e04;hp=a0c39b9c1c2954f72ba1236464d38bc3c82e6f4e;hpb=9423e02c37daba7f9e406929a1cfc1bb10fb4b62;p=dcpomatic.git diff --git a/test/ffmpeg_audio_only_test.cc b/test/ffmpeg_audio_only_test.cc index a0c39b9c1..40c909b39 100644 --- a/test/ffmpeg_audio_only_test.cc +++ b/test/ffmpeg_audio_only_test.cc @@ -1,37 +1,214 @@ /* - Copyright (C) 2016 Carl Hetherington + Copyright (C) 2016-2021 Carl Hetherington - 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 . */ + +/** @file test/ffmpeg_audio_only_test.cc + * @brief Test FFmpeg content with audio but no video. + * @ingroup feature + */ + + #include "lib/film.h" #include "lib/ffmpeg_content.h" +#include "lib/dcp_content_type.h" +#include "lib/player.h" +#include "lib/job_manager.h" +#include "lib/audio_buffers.h" #include "test.h" +#include +#include +#include #include +#include + + +using std::min; +using std::shared_ptr; +using std::make_shared; +#if BOOST_VERSION >= 106100 +using namespace boost::placeholders; +#endif + + +static SNDFILE* ref = nullptr; +static int ref_buffer_size = 0; +static float* ref_buffer = nullptr; + + +static void +audio (std::shared_ptr audio, int channels) +{ + /* Check that we have a big enough buffer */ + BOOST_CHECK (audio->frames() * audio->channels() < ref_buffer_size); + + int const N = sf_readf_float (ref, ref_buffer, audio->frames()); + for (int i = 0; i < N; ++i) { + switch (channels) { + case 1: + BOOST_CHECK_EQUAL (ref_buffer[i], audio->data(2)[i]); + break; + case 2: + BOOST_CHECK_EQUAL (ref_buffer[i*2 + 0], audio->data(0)[i]); + BOOST_CHECK_EQUAL (ref_buffer[i*2 + 1], audio->data(1)[i]); + break; + default: + BOOST_REQUIRE (false); + } + } +} -using boost::shared_ptr; /** Test the FFmpeg code with audio-only content */ -BOOST_AUTO_TEST_CASE (ffmpeg_audio_only_test) +static shared_ptr +test (boost::filesystem::path file) { - shared_ptr film = new_test_film ("ffmpeg_audio_only_test"); + auto film = new_test_film ("ffmpeg_audio_only_test"); film->set_name ("test_film"); - shared_ptr c (new FFmpegContent (film, "test/data/sine_440.mp3")); + film->set_dcp_content_type (DCPContentType::from_isdcf_name ("TST")); + auto c = make_shared(file); film->examine_and_add_content (c); - wait_for_jobs (); + BOOST_REQUIRE (!wait_for_jobs()); film->write_metadata (); + + /* See if can make a DCP without any errors */ + make_and_verify_dcp (film, {dcp::VerificationNote::Code::MISSING_CPL_METADATA}); + BOOST_CHECK (!JobManager::instance()->errors()); + + /* Compare the audio data player reads with what libsndfile reads */ + + SF_INFO info; + info.format = 0; + ref = sf_open (file.string().c_str(), SFM_READ, &info); + /* We don't want to test anything that requires resampling */ + BOOST_REQUIRE_EQUAL (info.samplerate, 48000); + ref_buffer_size = info.samplerate * info.channels; + ref_buffer = new float[ref_buffer_size]; + + auto player = make_shared(film, Image::Alignment::COMPACT); + + player->Audio.connect (bind (&audio, _1, info.channels)); + while (!player->pass ()) {} + + sf_close (ref); + delete[] ref_buffer; + + return film; +} + + +BOOST_AUTO_TEST_CASE (ffmpeg_audio_only_test1) +{ + /* S16 */ + auto film = test ("test/data/staircase.wav"); + + /* Compare the audio data in the DCP with what libsndfile reads */ + + SF_INFO info; + info.format = 0; + ref = sf_open ("test/data/staircase.wav", SFM_READ, &info); + /* We don't want to test anything that requires resampling */ + BOOST_REQUIRE_EQUAL (info.samplerate, 48000); + + auto buffer = new int16_t[info.channels * 2000]; + + dcp::SoundAsset asset (dcp_file(film, "pcm")); + auto reader = asset.start_read (); + for (int i = 0; i < asset.intrinsic_duration(); ++i) { + auto frame = reader->get_frame(i); + sf_count_t this_time = min (info.frames, sf_count_t(2000)); + sf_readf_short (ref, buffer, this_time); + for (int j = 0; j < this_time; ++j) { + BOOST_REQUIRE_EQUAL (frame->get(2, j) >> 8, buffer[j]); + } + info.frames -= this_time; + } + + delete[] buffer; } + +BOOST_AUTO_TEST_CASE (ffmpeg_audio_only_test2) +{ + /* S32 1 channel */ + auto film = test ("test/data/sine_440.wav"); + + /* Compare the audio data in the DCP with what libsndfile reads */ + + SF_INFO info; + info.format = 0; + ref = sf_open ("test/data/sine_440.wav", SFM_READ, &info); + /* We don't want to test anything that requires resampling */ + BOOST_REQUIRE_EQUAL (info.samplerate, 48000); + + auto buffer = new int32_t[info.channels * 2000]; + + dcp::SoundAsset asset (dcp_file(film, "pcm")); + auto reader = asset.start_read (); + for (int i = 0; i < asset.intrinsic_duration(); ++i) { + auto frame = reader->get_frame(i); + sf_count_t this_time = min (info.frames, sf_count_t(2000)); + sf_readf_int (ref, buffer, this_time); + for (int j = 0; j < this_time; ++j) { + int32_t s = frame->get(2, j); + if (s > (1 << 23)) { + s -= (1 << 24); + } + BOOST_REQUIRE_MESSAGE (abs(s - (buffer[j] / 256)) <= 1, "failed on asset frame " << i << " sample " << j); + } + info.frames -= this_time; + } + + delete[] buffer; +} + + +BOOST_AUTO_TEST_CASE (ffmpeg_audio_only_test3) +{ + /* S24 1 channel */ + auto film = test ("test/data/sine_24_48_440.wav"); + + /* Compare the audio data in the DCP with what libsndfile reads */ + + SF_INFO info; + info.format = 0; + ref = sf_open ("test/data/sine_24_48_440.wav", SFM_READ, &info); + /* We don't want to test anything that requires resampling */ + BOOST_REQUIRE_EQUAL (info.samplerate, 48000); + + auto buffer = new int32_t[info.channels * 2000]; + + dcp::SoundAsset asset (dcp_file(film, "pcm")); + auto reader = asset.start_read (); + for (int i = 0; i < asset.intrinsic_duration(); ++i) { + auto frame = reader->get_frame(i); + sf_count_t this_time = min (info.frames, sf_count_t(2000)); + sf_readf_int (ref, buffer, this_time); + for (int j = 0; j < this_time; ++j) { + int32_t s = frame->get(2, j); + if (s > (1 << 23)) { + s -= (1 << 24); + } + BOOST_REQUIRE_MESSAGE (abs(s - buffer[j] /256) <= 1, "failed on asset frame " << i << " sample " << j); + } + info.frames -= this_time; + } + + delete[] buffer; +}