result Wav::loadflac(MemoryFile *aReader)
{
drflac *decoder = drflac_open_memory(aReader->mDataPtr, aReader->mDataLength);
if (!decoder)
{
return FILE_LOAD_FAILED;
}
drflac_uint64 samples = decoder->totalSampleCount;
if (!samples)
{
drflac_close(decoder);
return FILE_LOAD_FAILED;
}
mData = new float[(unsigned int)(samples * decoder->channels)];
mBaseSamplerate = (float)decoder->sampleRate;
mSampleCount = (unsigned int)samples;
mChannels = decoder->channels;
drflac_seek_to_pcm_frame(decoder, 0);
unsigned int i, j, k;
for (i = 0; i < mSampleCount; i += 512)
{
float tmp[512 * MAX_CHANNELS];
unsigned int blockSize = (mSampleCount - i) > 512 ? 512 : mSampleCount - i;
drflac_read_pcm_frames_f32(decoder, blockSize, tmp);
for (j = 0; j < blockSize; j++)
{
for (k = 0; k < decoder->channels; k++)
{
mData[k * mSampleCount + i + j] = tmp[j * decoder->channels + k];
}
}
}
drflac_close(decoder);
return SO_NO_ERROR;
}
int main(int argc, char** argv)
{
(void)argc;
(void)argv;
#if 1
const char* testFiles[] = {
"ocremix_tests/7th Saga - Seven Songs for Seventh Saga/FLAC/01 Seven Songs for Seventh Saga - I. Wind.flac",
"ocremix_tests/7th Saga - Seven Songs for Seventh Saga/FLAC/02 Seven Songs for Seventh Saga - II. Water.flac",
"ocremix_tests/7th Saga - Seven Songs for Seventh Saga/FLAC/03 Seven Songs for Seventh Saga - III. Star.flac",
"ocremix_tests/7th Saga - Seven Songs for Seventh Saga/FLAC/04 Seven Songs for Seventh Saga - IV. Sky.flac",
"ocremix_tests/7th Saga - Seven Songs for Seventh Saga/FLAC/05 Seven Songs for Seventh Saga - V. Moon.flac",
"ocremix_tests/7th Saga - Seven Songs for Seventh Saga/FLAC/06 Seven Songs for Seventh Saga - VI. Light.flac",
"ocremix_tests/7th Saga - Seven Songs for Seventh Saga/FLAC/07 Seven Songs for Seventh Saga - VII. Wizard.flac",
"ocremix_tests/Apex 2015 - This Is the Moment/FLAC/01 John Ryan - This Is the Moment [Main Theme of Apex 2015].flac",
"ocremix_tests/Apex 2015 - This Is the Moment/FLAC/02 DusK - A Day Like No Other [Ultimate Marvel vs. Capcom 3].flac",
"ocremix_tests/Apex 2015 - This Is the Moment/FLAC/03 DarkeSword - Got My Mind on My Money Match [Super Smash Bros. for Wii U].flac",
"ocremix_tests/Apex 2015 - This Is the Moment/FLAC/04 CJthemusicdude - Smashed Fridge Bits [Super Smash Bros. Melee].flac",
"ocremix_tests/Apex 2015 - This Is the Moment/FLAC/05 Amphibious - Forest Fire [Pokemon X and Y].flac",
"ocremix_tests/Apex 2015 - This Is the Moment/FLAC/06 DjjD - Bull in a China Shop [Super Smash Bros. Melee].flac",
"ocremix_tests/Apex 2015 - This Is the Moment/FLAC/07 Sixto Sounds - Falcon DREAM!! [Super Smash Bros. Brawl].flac",
"ocremix_tests/Apex 2015 - This Is the Moment/FLAC/08 WillRock - Filler Instinct [Killer Instinct].flac",
"ocremix_tests/Apex 2015 - This Is the Moment/FLAC/09 Neblix - Girl from Another World [Ultra Street Fighter IV].flac",
"ocremix_tests/Apex 2015 - This Is the Moment/FLAC/10 Ivan Hakstok - May the Stars Light Your Way [Guilty Gear Xrd].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/01 O_Super x Mag.Lo - CEO Champion [Main Theme of CEO 2015].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/02 Jeff Matthews - The Last Kill [Killer Instinct].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/03 DarkeSword - Kuro Yuki [Persona 4 Arena].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/04 DjjD - Prodigious Blitz [Tekken Tag Tournament 2].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/05 Richie Branson - Iron Fist [Tekken Theme of CEO 2015].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/06 Flexstyle - It's Okay, I Still Made Money [Divekick].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/07 zykO - #unanimous #undisputed [Super Smash Bros. for Wii U].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/08 Benjamin Briggs - FALCON PUNCH [Super Smash Bros. Theme of CEO 2015].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/09 Neblix - Together, We Fly [Super Smash Bros. Melee].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/10 DarkeSword - Fatalistic [Mortal Kombat].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/11 Richie Branson - Finish Him [Mortal Kombat Theme of CEO 2015].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/12 DarkeSword - U JELLY! [Guilty Gear X].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/13 Nutritious - Dash Cancel [Ultra Street Fighter IV].flac",
"ocremix_tests/CEO 2015 - Champion/FLAC/14 Ivan Hakstok, Sixto Sounds - What's Your Poison [Ultimate Marvel vs. Capcom 3].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/1-01 Preluematsude (Prelude) [Jeff Ball].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/1-02 The Last March (The Imperial Army) [Dr. Manhattan].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/1-03 Rebirth (Revival) [Brandon Strader].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/1-04 Rebel Dream [Main Theme (FF1), The Rebel Army, Find Your Way (FF8), Main Theme] (BONKERS).flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/1-05 Leon Is a F*****g Dick (Battle Theme 1) [Kidd Cabbage].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/1-06 garLACTUS Win [Victory, Fanfare (FF7)] (Darkmoocher).flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/1-07 Deuces (Ancient Castle) [mellogear].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/1-08 Firion N Maria (Will Take You to the Rebels) [The Rebel Army] (PrototypeRaptor).flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/1-09 Analog Freedom (Town, The Rebel Army) [BONKERS].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/1-10 the final WON (Battle Theme A, Victory) [W!SE the all.E].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/1-11 Rebellion (Dead Music, The Rebel Army) [Brandon Strader, Chernabogue, Detective Tuesday].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/2-01 Heroes of Dawn [Chaos Temple (FF1), Reunion, The Rebel Army, Deep Under the Water (FF3), Dead Music (FF1)] (PacificPoem).flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/2-02 Snakeyes (Battle Theme B) [zykO].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/2-03 Grind My Crank (Tower of the Magi) [XPRTNovice].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/2-04 Personification of Evil (The Emperor's Rebirth, Escape!) [Tuberz McGee].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/2-05 A Kingdom Fallen (Main Theme) [Sixto Sounds].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/2-06 Torchlit (Dungeon) [Viking Guitar].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/2-07 GG but ___ Solos Win [Victory, The Winner (FF8)] (Sir Jordanius feat. Brandon Strader).flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/2-08 Castellum Infernum (Castle Pandemonium) [Brandon Strader].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/2-09 Imperial Rapture (Battle Theme 2) [IanFitC].flac",
"ocremix_tests/Final Fantasy II - Rebellion/FLAC/2-10 Finally (Finale) [Hat].flac",
"ocremix_tests/01 The Orichalcon - megAsfear (Title).flac",
"ocremix_tests/02 Evil Horde - Running from Evil Horde (MAP01 - Running from Evil).flac",
"ocremix_tests/03 analoq - Adrian's Sleep (MAP25 - Adrian's Asleep).flac",
"ocremix_tests/04 Mazedude - Westside Archvile (MAP20 - Message for the Archvile).flac",
"ocremix_tests/05 Jovette Rivera - The Countdown (MAP03 - Countdown to Death).flac",
"ocremix_tests/06 The Orichalcon - Crushing Headache (MAP06 - In the Dark).flac",
"ocremix_tests/07 Mazedude - Silent Healer (MAP02 - The Healer Stalks).flac",
"ocremix_tests/08 Big Giant Circles, Flik - Icon of Sinwave (MAP30 - Opening to Hell).flac",
"ocremix_tests/09 John Revoredo - 31 Seconds (MAP09 - Into Sandy's City).flac",
"ocremix_tests/10 Mazedude, Ailsean - The End of Hell (Endgame).flac",
"ocremix_tests/11 phoenixdk - No Smoking Area (MAP23 - Bye Bye American Pie).flac",
"ocremix_tests/12 Evil Horde - The Duel (MAP08 - The Dave D. Taylor Blues).flac",
"ocremix_tests/13 djpretzel - Red Waltz (Intermission).flac",
"ocremix_tests/Bonus phoenixdk - Ablaze (MAP10 - The Demon's Dead).flac",
"Hallelujah.flac",
"1 Sullivan The Lost Chord, Seated one day at the organ.FLAC",
"1 Vaet Videns Dominus.FLAC",
"3 Schubert String Quartet No 14 in D minor Death and the Maiden, D810 - Movement 3 Scherzo Allegro molto.FLAC",
"14 Clementi Piano Sonata in D major, Op 25 No 6 - Movement 2 Un poco andante.FLAC",
"E+questa+vita+un+lampo+Studio+Master.flac",
"recit24bit.flac",
"recit16bit.flac",
"recit8bit.flac",
"song1.flac",
"BIS1536-001-flac_24.flac",
"BIS1447-002-flac_24.flac",
};
unsigned int testCount = sizeof(testFiles) / sizeof(testFiles[0]);
for (unsigned int i = 0; i < testCount; ++i)
{
const char* filename = testFiles[i];
if (do_test(filename)) {
printf("TEST PASSED: %s\n", filename);
}
}
#endif
#if 0
FILE* pFile;
//if (fopen_s(&pFile, "BIS1536-001-flac_24.flac", "rb") != 0) {
//if (fopen_s(&pFile, "BIS1447-002-flac_24.flac", "rb") != 0) {
//if (fopen_s(&pFile, "song1.flac", "rb") != 0) {
//if (fopen_s(&pFile, "recit24bit.flac", "rb") != 0) {
if (fopen_s(&pFile, "recit8bit.flac", "rb") != 0) {
return -1;
}
fseek(pFile, 0, SEEK_END);
size_t fileDataSize = (size_t)ftell(pFile);
fseek(pFile, 0, SEEK_SET);
void* pFileData = malloc(fileDataSize);
fread(pFileData, 1, fileDataSize, pFile);
fclose(pFile);
drflac* pFlac = drflac_open_memory(pFileData, fileDataSize);
if (pFlac == NULL) {
return -1;
}
uint64_t firstSample = pFlac->totalSampleCount / 2;
drflac_seek_to_sample(pFlac, firstSample);
int* pSampleData = malloc((size_t)pFlac->totalSampleCount * sizeof(int));
drflac_read_s32(pFlac, (size_t)(pFlac->totalSampleCount - firstSample), pSampleData);
//drflac_seek_to_sample(&flac, 0);
//drflac_read_s32(&flac, (size_t)(flac.totalSampleCount - firstSample), pSampleData);
draudio_context* pContext = draudio_create_context();
if (pContext == NULL) {
return -2;
}
draudio_device* pDevice = draudio_create_output_device(pContext, 0);
if (pDevice == NULL) {
return -3;
}
draudio_buffer_desc bufferDesc;
memset(&bufferDesc, 0, sizeof(&bufferDesc));
bufferDesc.format = draudio_format_pcm;
bufferDesc.channels = pFlac->channels;
bufferDesc.sampleRate = pFlac->sampleRate;
bufferDesc.bitsPerSample = sizeof(int)*8;
bufferDesc.sizeInBytes = (size_t)pFlac->totalSampleCount * sizeof(int);
bufferDesc.pData = pSampleData;
draudio_buffer* pBuffer = draudio_create_buffer(pDevice, &bufferDesc, 0);
if (pBuffer == NULL) {
return -4;
}
draudio_play(pBuffer, false);
#endif
#if 0
drflac flac;
drflac_open_file(&flac, "MyFile.flac");
int* pSampleData = malloc((size_t)flac.totalSampleCount * sizeof(int));
drflac_read_s32(&flac, flac.totalSampleCount, pSampleData);
#endif
//_getch();
return 0;
}
void DrFlacImporter::doOpenData(Containers::ArrayView<const char> data) {
drflac* const handle = drflac_open_memory(data.data(), data.size());
if(!handle) {
Error() << "Audio::DrFlacImporter::openData(): failed to open and decode FLAC data";
return;
}
Containers::ScopeGuard drflacClose{handle, drflac_close};
const std::uint64_t samples = handle->totalSampleCount;
const std::uint8_t numChannels = handle->channels;
const std::uint8_t bitsPerSample = handle->bitsPerSample;
/* FLAC supports any bitspersample from 4 to 64, but DrFlac always gives us
32-bit samples. So we normalize bit amounts to multiples of 8, rounding
up. */
const UnsignedInt normalizedBytesPerSample = (bitsPerSample + 7)/8;
if(numChannels == 0 || numChannels == 3 || numChannels == 5 || numChannels > 8 ||
normalizedBytesPerSample == 0 || normalizedBytesPerSample > 8) {
Error() << "Audio::DrFlacImporter::openData(): unsupported channel count"
<< numChannels << "with" << bitsPerSample
<< "bits per sample";
return;
}
/* Can't load something with no samples */
if(samples == 0) {
Error() << "Audio::DrFlacImporter::openData(): no samples";
return;
}
_frequency = handle->sampleRate;
_format = flacFormatTable[numChannels-1][normalizedBytesPerSample-1];
CORRADE_INTERNAL_ASSERT(_format != BufferFormat{});
/* 32-bit integers need to be normalized to Double (with a 32 bit mantissa) */
if(normalizedBytesPerSample == 4) {
Containers::Array<Int> tempData(samples);
drflac_read_s32(handle, samples, reinterpret_cast<Int*>(tempData.begin()));
/* If the channel is mono/stereo, we can use double samples */
if(numChannels < 3) {
Containers::Array<Double> doubleData(samples);
for(std::size_t i = 0; i < samples; ++i) {
doubleData[i] = Math::unpack<Double>(tempData[i]);
}
const char* doubleBegin = reinterpret_cast<const char*>(doubleData.begin());
const char* doubleEnd = reinterpret_cast<const char*>(doubleData.end());
_data = Containers::Array<char>(samples*sizeof(Double));
std::copy(doubleBegin, doubleEnd, _data.begin());
/* Otherwise, convert to float */
} else {
Containers::Array<Float> floatData(samples);
for(std::size_t i = 0; i < samples; ++i) {
floatData[i] = Math::unpack<Float>(tempData[i]);
}
const char* floatBegin = reinterpret_cast<const char*>(floatData.begin());
const char* floatEnd = reinterpret_cast<const char*>(floatData.end());
_data = Containers::Array<char>(samples*sizeof(Float));
std::copy(floatBegin, floatEnd, _data.begin());
}
return;
}
Containers::Array<char> tempData(samples*sizeof(Int));
drflac_read_s32(handle, samples, reinterpret_cast<Int*>(tempData.begin()));
_data = convert32PCM(tempData, samples, normalizedBytesPerSample);
/* 8-bit needs to become unsigned */
if(normalizedBytesPerSample == 1) {
for(char& item: _data) item = item - 128;
/* 24-bit needs to become float */
} else if(normalizedBytesPerSample == 3) {
Containers::Array<Float> floatData(samples);
for(std::size_t i = 0; i != samples; ++i) {
const UnsignedInt s0 = _data[i*3 + 0];
const UnsignedInt s1 = _data[i*3 + 1];
const UnsignedInt s2 = _data[i*3 + 2];
const Int intData = Int((s0 << 8) | (s1 << 16) | (s2 << 24));
floatData[i] = Math::unpack<Float>(intData);
}
const char* const floatBegin = reinterpret_cast<const char*>(floatData.begin());
const char* const floatEnd = reinterpret_cast<const char*>(floatData.end());
_data = Containers::Array<char>(samples*sizeof(Float));
std::copy(floatBegin, floatEnd, _data.begin());
}
return;
}
