/*
- Copyright (C) 2016 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2016-2017 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 specific
+ */
+
#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 boost::shared_ptr;
static SNDFILE* ref = 0;
}
/** Test the FFmpeg code with audio-only content */
-static void
+static shared_ptr<Film>
test (boost::filesystem::path file)
{
shared_ptr<Film> film = new_test_film ("ffmpeg_audio_only_test");
wait_for_jobs ();
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;
while (!player->pass ()) {}
sf_close (ref);
+ delete[] ref_buffer;
+
+ return film;
}
BOOST_AUTO_TEST_CASE (ffmpeg_audio_only_test1)
{
/* S16 */
- test ("test/data/staircase.wav");
+ shared_ptr<Film> 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);
+
+ int16_t* buffer = new int16_t[info.channels * 2000];
+
+ dcp::SoundAsset asset (dcp_file(film, "pcm"));
+ shared_ptr<dcp::SoundAssetReader> reader = asset.start_read ();
+ for (int i = 0; i < asset.intrinsic_duration(); ++i) {
+ shared_ptr<const dcp::SoundFrame> 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 */
- test ("test/data/sine_440.wav");
+ shared_ptr<Film> 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);
+
+ int32_t* buffer = new int32_t[info.channels * 2000];
+
+ dcp::SoundAsset asset (dcp_file(film, "pcm"));
+ shared_ptr<dcp::SoundAssetReader> reader = asset.start_read ();
+ for (int i = 0; i < asset.intrinsic_duration(); ++i) {
+ shared_ptr<const dcp::SoundFrame> 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 */
+ shared_ptr<Film> 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);
+
+ int32_t* buffer = new int32_t[info.channels * 2000];
+
+ dcp::SoundAsset asset (dcp_file(film, "pcm"));
+ shared_ptr<dcp::SoundAssetReader> reader = asset.start_read ();
+ for (int i = 0; i < asset.intrinsic_duration(); ++i) {
+ shared_ptr<const dcp::SoundFrame> 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;
}