/*
- Copyright (C) 2016 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2016-2021 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
*/
+
+/** @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/job_manager.h"
#include "lib/audio_buffers.h"
#include "test.h"
+#include <dcp/sound_asset.h>
+#include <dcp/sound_asset_reader.h>
#include <sndfile.h>
#include <boost/test/unit_test.hpp>
+#include <iostream>
+
+
+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 std::vector<float> ref_buffer;
-using boost::shared_ptr;
-/** Test the FFmpeg code with audio-only content */
static void
+audio (std::shared_ptr<AudioBuffers> audio, int channels)
+{
+ /* Check that we have a big enough buffer */
+ BOOST_CHECK (audio->frames() * audio->channels() < static_cast<int>(ref_buffer.size()));
+
+ int const N = sf_readf_float (ref, ref_buffer.data(), 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);
+ }
+ }
+}
+
+
+/** Test the FFmpeg code with audio-only content */
+static shared_ptr<Film>
test (boost::filesystem::path file)
{
- shared_ptr<Film> film = new_test_film ("ffmpeg_audio_only_test");
+ auto film = new_test_film ("ffmpeg_audio_only_test");
film->set_name ("test_film");
- film->set_dcp_content_type (DCPContentType::from_pretty_name ("Test"));
- shared_ptr<FFmpegContent> c (new FFmpegContent (film, file));
+ film->set_dcp_content_type (DCPContentType::from_isdcf_name ("TST"));
+ auto c = make_shared<FFmpegContent>(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 */
- film->make_dcp ();
- wait_for_jobs ();
+ make_and_verify_dcp (film, {dcp::VerificationNote::Code::MISSING_CPL_METADATA});
BOOST_CHECK (!JobManager::instance()->errors());
- /* Compare the audio data we read with what libsndfile reads */
+ /* Compare the audio data player reads with what libsndfile reads */
SF_INFO info;
info.format = 0;
- SNDFILE* ref = sf_open (file.string().c_str(), SFM_READ, &info);
+ 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);
- float* ref_buffer = new float[info.samplerate * info.channels];
-
- shared_ptr<Player> player (new Player (film, film->playlist ()));
-
- for (DCPTime t; t < film->length(); t += DCPTime::from_seconds (1)) {
- int const N = sf_readf_float (ref, ref_buffer, info.samplerate);
- shared_ptr<AudioBuffers> b = player->get_audio (t, DCPTime::from_frames (N, info.samplerate), true);
- for (int i = 0; i < N; ++i) {
- switch (info.channels) {
- case 1:
- BOOST_CHECK_EQUAL (ref_buffer[i], b->data(2)[i]);
- break;
- case 2:
- BOOST_CHECK_EQUAL (ref_buffer[i*2 + 0], b->data(0)[i]);
- BOOST_CHECK_EQUAL (ref_buffer[i*2 + 1], b->data(1)[i]);
- break;
- default:
- BOOST_REQUIRE (false);
- }
- }
- }
+ ref_buffer.resize(info.samplerate * info.channels);
+
+ auto player = make_shared<Player>(film, Image::Alignment::COMPACT);
+
+ player->Audio.connect (bind (&audio, _1, info.channels));
+ while (!player->pass ()) {}
sf_close (ref);
+
+ return film;
}
+
BOOST_AUTO_TEST_CASE (ffmpeg_audio_only_test1)
{
/* S16 */
- test ("test/data/staircase.wav");
+ 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);
+
+ std::vector<int16_t> buffer(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.data(), this_time);
+ for (int j = 0; j < this_time; ++j) {
+ BOOST_REQUIRE_EQUAL (frame->get(2, j) >> 8, buffer[j]);
+ }
+ info.frames -= this_time;
+ }
}
+
BOOST_AUTO_TEST_CASE (ffmpeg_audio_only_test2)
{
/* S32 1 channel */
- test ("test/data/sine_440.wav");
+ 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);
+
+ std::vector<int32_t> buffer(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.data(), 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;
+ }
+}
+
+
+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);
+
+ std::vector<int32_t> buffer(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.data(), 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;
+ }
}
projects / dcpomatic.git / blobdiff