lowpoly-walking-simulator/directx11_hellovr/DirectXTK/Audio/WaveBank.cpp
2024-11-14 20:54:38 +09:00

515 lines
14 KiB
C++

//--------------------------------------------------------------------------------------
// File: WaveBank.cpp
//
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
// PARTICULAR PURPOSE.
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// http://go.microsoft.com/fwlink/?LinkId=248929
//--------------------------------------------------------------------------------------
#include "pch.h"
#include "Audio.h"
#include "WaveBankReader.h"
#include "SoundCommon.h"
#include "PlatformHelpers.h"
#include <list>
using namespace DirectX;
//======================================================================================
// WaveBank
//======================================================================================
// Internal object implementation class.
class WaveBank::Impl : public IVoiceNotify
{
public:
explicit Impl( _In_ AudioEngine* engine ) :
mEngine( engine ),
mOneShots( 0 ),
mPrepared( false ),
mStreaming( false )
{
assert( mEngine != 0 );
mEngine->RegisterNotify( this, false );
}
virtual ~Impl()
{
if ( !mInstances.empty() )
{
DebugTrace( "WARNING: Destroying WaveBank \"%hs\" with %Iu outstanding SoundEffectInstances\n", mReader.BankName(), mInstances.size() );
for( auto it = mInstances.begin(); it != mInstances.end(); ++it )
{
assert( *it != 0 );
(*it)->OnDestroyParent();
}
mInstances.clear();
}
if ( mOneShots > 0 )
{
DebugTrace( "WARNING: Destroying WaveBank \"%hs\" with %u outstanding one shot effects\n", mReader.BankName(), mOneShots );
}
if ( mEngine )
{
mEngine->UnregisterNotify( this, true, false );
mEngine = nullptr;
}
}
HRESULT Initialize( _In_ AudioEngine* engine, _In_z_ const wchar_t* wbFileName );
void Play( int index, float volume, float pitch, float pan );
// IVoiceNotify
virtual void __cdecl OnBufferEnd() override
{
InterlockedDecrement( &mOneShots );
}
virtual void __cdecl OnCriticalError() override
{
mOneShots = 0;
}
virtual void __cdecl OnReset() override
{
// No action required
}
virtual void __cdecl OnUpdate() override
{
// We do not register for update notification
assert(false);
}
virtual void __cdecl OnDestroyEngine() override
{
mEngine = nullptr;
mOneShots = 0;
}
virtual void __cdecl OnTrim() override
{
// No action required
}
virtual void __cdecl GatherStatistics( AudioStatistics& stats ) const override
{
stats.playingOneShots += mOneShots;
if ( !mStreaming )
{
stats.audioBytes += mReader.BankAudioSize();
#if defined(_XBOX_ONE) && defined(_TITLE)
if ( mReader.HasXMA() )
stats.xmaAudioBytes += mReader.BankAudioSize();
#endif
}
}
AudioEngine* mEngine;
std::list<SoundEffectInstance*> mInstances;
WaveBankReader mReader;
uint32_t mOneShots;
bool mPrepared;
bool mStreaming;
};
_Use_decl_annotations_
HRESULT WaveBank::Impl::Initialize( AudioEngine* engine, const wchar_t* wbFileName )
{
if ( !engine || !wbFileName )
return E_INVALIDARG;
HRESULT hr = mReader.Open( wbFileName );
if ( FAILED(hr) )
return hr;
mStreaming = mReader.IsStreamingBank();
return S_OK;
}
void WaveBank::Impl::Play( int index, float volume, float pitch, float pan )
{
assert( volume >= -XAUDIO2_MAX_VOLUME_LEVEL && volume <= XAUDIO2_MAX_VOLUME_LEVEL );
assert( pitch >= -1.f && pitch <= 1.f );
assert( pan >= -1.f && pan <= 1.f );
if ( mStreaming )
{
DebugTrace( "ERROR: One-shots can only be created from an in-memory wave bank\n");
throw std::exception( "WaveBank::Play" );
}
if ( index < 0 || uint32_t(index) >= mReader.Count() )
{
DebugTrace( "WARNING: Index %d not found in wave bank with only %u entries, one-shot not triggered\n", index, mReader.Count() );
return;
}
if ( !mPrepared )
{
mReader.WaitOnPrepare();
mPrepared = true;
}
char wfxbuff[64];
auto wfx = reinterpret_cast<WAVEFORMATEX*>( wfxbuff );
HRESULT hr = mReader.GetFormat( index, wfx, 64 );
ThrowIfFailed( hr );
IXAudio2SourceVoice* voice = nullptr;
mEngine->AllocateVoice( wfx, SoundEffectInstance_Default, true, &voice );
if ( !voice )
return;
if ( volume != 1.f )
{
hr = voice->SetVolume( volume );
ThrowIfFailed( hr );
}
if ( pitch != 0.f )
{
float fr = XAudio2SemitonesToFrequencyRatio( pitch * 12.f );
hr = voice->SetFrequencyRatio( fr );
ThrowIfFailed( hr );
}
if ( pan != 0.f )
{
float matrix[16];
if ( ComputePan( pan, wfx->nChannels, matrix ) )
{
hr = voice->SetOutputMatrix( nullptr, wfx->nChannels, mEngine->GetOutputChannels(), matrix );
ThrowIfFailed( hr );
}
}
hr = voice->Start( 0 );
ThrowIfFailed( hr );
XAUDIO2_BUFFER buffer;
memset( &buffer, 0, sizeof(buffer) );
hr = mReader.GetWaveData( index, &buffer.pAudioData, buffer.AudioBytes );
ThrowIfFailed( hr );
WaveBankReader::Metadata metadata;
hr = mReader.GetMetadata( index, metadata );
ThrowIfFailed( hr );
buffer.Flags = XAUDIO2_END_OF_STREAM;
buffer.pContext = this;
#if defined(_XBOX_ONE) || (_WIN32_WINNT < _WIN32_WINNT_WIN8) || (_WIN32_WINNT >= _WIN32_WINNT_WIN10)
XAUDIO2_BUFFER_WMA wmaBuffer;
memset( &wmaBuffer, 0, sizeof(wmaBuffer) );
uint32_t tag;
hr = mReader.GetSeekTable( index, &wmaBuffer.pDecodedPacketCumulativeBytes, wmaBuffer.PacketCount, tag );
ThrowIfFailed( hr );
if ( tag == WAVE_FORMAT_WMAUDIO2 || tag == WAVE_FORMAT_WMAUDIO3 )
{
hr = voice->SubmitSourceBuffer( &buffer, &wmaBuffer );
}
else
#endif
{
hr = voice->SubmitSourceBuffer( &buffer, nullptr );
}
if ( FAILED(hr) )
{
DebugTrace( "ERROR: WaveBank failed (%08X) when submitting buffer:\n", hr );
DebugTrace( "\tFormat Tag %u, %u channels, %u-bit, %u Hz, %u bytes\n", wfx->wFormatTag,
wfx->nChannels, wfx->wBitsPerSample, wfx->nSamplesPerSec, metadata.lengthBytes );
throw std::exception( "SubmitSourceBuffer" );
}
InterlockedIncrement( &mOneShots );
}
//--------------------------------------------------------------------------------------
// WaveBank
//--------------------------------------------------------------------------------------
// Public constructors.
_Use_decl_annotations_
WaveBank::WaveBank( AudioEngine* engine, const wchar_t* wbFileName )
: pImpl(new Impl(engine) )
{
HRESULT hr = pImpl->Initialize( engine, wbFileName );
if ( FAILED(hr) )
{
DebugTrace( "ERROR: WaveBank failed (%08X) to intialize from .xwb file \"%ls\"\n", hr, wbFileName );
throw std::exception( "WaveBank" );
}
DebugTrace( "INFO: WaveBank \"%hs\" with %u entries loaded from .xwb file \"%ls\"\n",
pImpl->mReader.BankName(), pImpl->mReader.Count(), wbFileName );
}
// Move constructor.
WaveBank::WaveBank(WaveBank&& moveFrom)
: pImpl(std::move(moveFrom.pImpl))
{
}
// Move assignment.
WaveBank& WaveBank::operator= (WaveBank&& moveFrom)
{
pImpl = std::move(moveFrom.pImpl);
return *this;
}
// Public destructor.
WaveBank::~WaveBank()
{
}
// Public methods.
void WaveBank::Play( int index )
{
pImpl->Play( index, 1.f, 0.f, 0.f );
}
void WaveBank::Play( int index, float volume, float pitch, float pan )
{
pImpl->Play( index, volume, pitch, pan );
}
void WaveBank::Play( _In_z_ const char* name )
{
int index = static_cast<int>( pImpl->mReader.Find( name ) );
if ( index == -1 )
{
DebugTrace( "WARNING: Name '%hs' not found in wave bank, one-shot not triggered\n", name );
return;
}
pImpl->Play( index, 1.f, 0.f, 0.f );
}
void WaveBank::Play( _In_z_ const char* name, float volume, float pitch, float pan )
{
int index = static_cast<int>( pImpl->mReader.Find( name ) );
if ( index == -1 )
{
DebugTrace( "WARNING: Name '%hs' not found in wave bank, one-shot not triggered\n", name );
return;
}
pImpl->Play( index, volume, pitch, pan );
}
std::unique_ptr<SoundEffectInstance> WaveBank::CreateInstance( int index, SOUND_EFFECT_INSTANCE_FLAGS flags )
{
auto& wb = pImpl->mReader;
if ( pImpl->mStreaming )
{
DebugTrace( "ERROR: SoundEffectInstances can only be created from an in-memory wave bank\n");
throw std::exception( "WaveBank::CreateInstance" );
}
if ( index < 0 || uint32_t(index) >= wb.Count() )
{
// We don't throw an exception here as titles often simply ignore missing assets rather than fail
return std::unique_ptr<SoundEffectInstance>();
}
if ( !pImpl->mPrepared )
{
wb.WaitOnPrepare();
pImpl->mPrepared = true;
}
auto effect = new SoundEffectInstance( pImpl->mEngine, this, index, flags );
assert( effect != 0 );
pImpl->mInstances.emplace_back( effect );
return std::unique_ptr<SoundEffectInstance>( effect );
}
std::unique_ptr<SoundEffectInstance> WaveBank::CreateInstance( _In_z_ const char* name, SOUND_EFFECT_INSTANCE_FLAGS flags )
{
int index = static_cast<int>( pImpl->mReader.Find( name ) );
if ( index == -1 )
{
// We don't throw an exception here as titles often simply ignore missing assets rather than fail
return std::unique_ptr<SoundEffectInstance>();
}
return CreateInstance( index, flags );
}
void WaveBank::UnregisterInstance( _In_ SoundEffectInstance* instance )
{
auto it = std::find( pImpl->mInstances.begin(), pImpl->mInstances.end(), instance );
if ( it == pImpl->mInstances.end() )
return;
pImpl->mInstances.erase( it );
}
// Public accessors.
bool WaveBank::IsPrepared() const
{
if ( pImpl->mPrepared )
return true;
if ( !pImpl->mReader.IsPrepared() )
return false;
pImpl->mPrepared = true;
return true;
}
bool WaveBank::IsInUse() const
{
return ( pImpl->mOneShots > 0 ) || !pImpl->mInstances.empty();
}
bool WaveBank::IsStreamingBank() const
{
return pImpl->mReader.IsStreamingBank();
}
size_t WaveBank::GetSampleSizeInBytes( int index ) const
{
if ( index < 0 || uint32_t(index) >= pImpl->mReader.Count() )
return 0;
WaveBankReader::Metadata metadata;
HRESULT hr = pImpl->mReader.GetMetadata( index, metadata );
ThrowIfFailed( hr );
return metadata.lengthBytes;
}
size_t WaveBank::GetSampleDuration( int index ) const
{
if ( index < 0 || uint32_t(index) >= pImpl->mReader.Count() )
return 0;
WaveBankReader::Metadata metadata;
HRESULT hr = pImpl->mReader.GetMetadata( index, metadata );
ThrowIfFailed( hr );
return metadata.duration;
}
size_t WaveBank::GetSampleDurationMS( int index ) const
{
if ( index < 0 || uint32_t(index) >= pImpl->mReader.Count() )
return 0;
char buff[64];
auto wfx = reinterpret_cast<WAVEFORMATEX*>( buff );
HRESULT hr = pImpl->mReader.GetFormat( index, wfx, 64 );
ThrowIfFailed( hr );
WaveBankReader::Metadata metadata;
hr = pImpl->mReader.GetMetadata( index, metadata );
ThrowIfFailed( hr );
return static_cast<size_t>( ( uint64_t(metadata.duration) * 1000 ) / wfx->nSamplesPerSec );
}
_Use_decl_annotations_
const WAVEFORMATEX* WaveBank::GetFormat( int index, WAVEFORMATEX* wfx, size_t maxsize ) const
{
if ( index < 0 || uint32_t(index) >= pImpl->mReader.Count() )
return nullptr;
HRESULT hr = pImpl->mReader.GetFormat( index, wfx, maxsize );
ThrowIfFailed( hr );
return wfx;
}
_Use_decl_annotations_
int WaveBank::Find( const char* name ) const
{
return static_cast<int>( pImpl->mReader.Find( name ) );
}
#if defined(_XBOX_ONE) || (_WIN32_WINNT < _WIN32_WINNT_WIN8) || (_WIN32_WINNT >= _WIN32_WINNT_WIN10)
_Use_decl_annotations_
bool WaveBank::FillSubmitBuffer( int index, XAUDIO2_BUFFER& buffer, XAUDIO2_BUFFER_WMA& wmaBuffer ) const
{
memset( &buffer, 0, sizeof(buffer) );
memset( &wmaBuffer, 0, sizeof(wmaBuffer) );
HRESULT hr = pImpl->mReader.GetWaveData( index, &buffer.pAudioData, buffer.AudioBytes );
ThrowIfFailed( hr );
WaveBankReader::Metadata metadata;
hr = pImpl->mReader.GetMetadata( index, metadata );
ThrowIfFailed( hr );
buffer.LoopBegin = metadata.loopStart;
buffer.LoopLength = metadata.loopLength;
uint32_t tag;
hr = pImpl->mReader.GetSeekTable( index, &wmaBuffer.pDecodedPacketCumulativeBytes, wmaBuffer.PacketCount, tag );
ThrowIfFailed( hr );
return ( tag == WAVE_FORMAT_WMAUDIO2 || tag == WAVE_FORMAT_WMAUDIO3 );
}
#else
_Use_decl_annotations_
void WaveBank::FillSubmitBuffer( int index, XAUDIO2_BUFFER& buffer ) const
{
memset( &buffer, 0, sizeof(buffer) );
HRESULT hr = pImpl->mReader.GetWaveData( index, &buffer.pAudioData, buffer.AudioBytes );
ThrowIfFailed( hr );
WaveBankReader::Metadata metadata;
hr = pImpl->mReader.GetMetadata( index, metadata );
ThrowIfFailed( hr );
buffer.LoopBegin = metadata.loopStart;
buffer.LoopLength = metadata.loopLength;
}
#endif