microsoft
/
DirectXTK12
зеркало из https://github.com/microsoft/DirectXTK12.git
1
0
Форкнуть 0
Код Задачи Пакеты Проекты Релизы Вики Активность
DirectXTK12/Audio/WaveBankReader.cpp

1377 строки
43 KiB
C++
Исходник Ответственный История

//--------------------------------------------------------------------------------------
// File: WaveBankReader.cpp
//
// Functions for loading audio data from Wave Banks
//
// 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 "WaveBankReader.h"
#include "Audio.h"
#include "PlatformHelpers.h"
#if defined(_XBOX_ONE) && defined(_TITLE)
#include <apu.h>
#endif
namespace
{
//--------------------------------------------------------------------------------------
#pragma pack(push, 1)
static const size_t DVD_SECTOR_SIZE = 2048;
static const size_t DVD_BLOCK_SIZE = DVD_SECTOR_SIZE * 16;
static const size_t ALIGNMENT_MIN = 4;
static const size_t ALIGNMENT_DVD = DVD_SECTOR_SIZE;
static const size_t MAX_DATA_SEGMENT_SIZE = 0xFFFFFFFF;
static const size_t MAX_COMPACT_DATA_SEGMENT_SIZE = 0x001FFFFF;
struct REGION
{
uint32_t dwOffset; // Region offset, in bytes.
uint32_t dwLength; // Region length, in bytes.
void BigEndian()
{
dwOffset = _byteswap_ulong( dwOffset );
dwLength = _byteswap_ulong( dwLength );
}
};
struct SAMPLEREGION
{
uint32_t dwStartSample; // Start sample for the region.
uint32_t dwTotalSamples; // Region length in samples.
void BigEndian()
{
dwStartSample = _byteswap_ulong( dwStartSample );
dwTotalSamples = _byteswap_ulong( dwTotalSamples );
}
};
struct HEADER
{
static const uint32_t SIGNATURE = 'DNBW';
static const uint32_t BE_SIGNATURE = 'WBND';
static const uint32_t VERSION = 44;
enum SEGIDX
{
SEGIDX_BANKDATA = 0, // Bank data
SEGIDX_ENTRYMETADATA, // Entry meta-data
SEGIDX_SEEKTABLES, // Storage for seek tables for the encoded waves.
SEGIDX_ENTRYNAMES, // Entry friendly names
SEGIDX_ENTRYWAVEDATA, // Entry wave data
SEGIDX_COUNT
};
uint32_t dwSignature; // File signature
uint32_t dwVersion; // Version of the tool that created the file
uint32_t dwHeaderVersion; // Version of the file format
REGION Segments[SEGIDX_COUNT]; // Segment lookup table
void BigEndian()
{
// Leave dwSignature alone as indicator of BE vs. LE
dwVersion = _byteswap_ulong( dwVersion );
dwHeaderVersion =_byteswap_ulong( dwHeaderVersion );
for( size_t j = 0; j < SEGIDX_COUNT; ++j )
{
Segments[j].BigEndian();
}
}
};
#pragma warning( disable : 4201 4203 )
union MINIWAVEFORMAT
{
static const uint32_t TAG_PCM = 0x0;
static const uint32_t TAG_XMA = 0x1;
static const uint32_t TAG_ADPCM = 0x2;
static const uint32_t TAG_WMA = 0x3;
static const uint32_t BITDEPTH_8 = 0x0; // PCM only
static const uint32_t BITDEPTH_16 = 0x1; // PCM only
static const size_t ADPCM_BLOCKALIGN_CONVERSION_OFFSET = 22;
struct
{
uint32_t wFormatTag : 2; // Format tag
uint32_t nChannels : 3; // Channel count (1 - 6)
uint32_t nSamplesPerSec : 18; // Sampling rate
uint32_t wBlockAlign : 8; // Block alignment. For WMA, lower 6 bits block alignment index, upper 2 bits bytes-per-second index.
uint32_t wBitsPerSample : 1; // Bits per sample (8 vs. 16, PCM only); WMAudio2/WMAudio3 (for WMA)
};
uint32_t dwValue;
void BigEndian()
{
dwValue = _byteswap_ulong( dwValue );
}
WORD BitsPerSample() const
{
if (wFormatTag == TAG_XMA)
return 16; // XMA_OUTPUT_SAMPLE_BITS == 16
if (wFormatTag == TAG_WMA)
return 16;
if (wFormatTag == TAG_ADPCM)
return 4; // MSADPCM_BITS_PER_SAMPLE == 4
// wFormatTag must be TAG_PCM (2 bits can only represent 4 different values)
return (wBitsPerSample == BITDEPTH_16) ? 16 : 8;
}
DWORD BlockAlign() const
{
switch (wFormatTag)
{
case TAG_PCM:
return wBlockAlign;
case TAG_XMA:
return (nChannels * 16 / 8); // XMA_OUTPUT_SAMPLE_BITS = 16
case TAG_ADPCM:
return (wBlockAlign + ADPCM_BLOCKALIGN_CONVERSION_OFFSET) * nChannels;
case TAG_WMA:
{
static const uint32_t aWMABlockAlign[] =
{
929,
1487,
1280,
2230,
8917,
8192,
4459,
5945,
2304,
1536,
1485,
1008,
2731,
4096,
6827,
5462,
1280
};
uint32_t dwBlockAlignIndex = wBlockAlign & 0x1F;
if ( dwBlockAlignIndex < _countof(aWMABlockAlign) )
return aWMABlockAlign[dwBlockAlignIndex];
}
break;
}
return 0;
}
DWORD AvgBytesPerSec() const
{
switch (wFormatTag)
{
case TAG_PCM:
return nSamplesPerSec * wBlockAlign;
case TAG_XMA:
return nSamplesPerSec * BlockAlign();
case TAG_ADPCM:
{
uint32_t blockAlign = BlockAlign();
uint32_t samplesPerAdpcmBlock = AdpcmSamplesPerBlock();
return blockAlign * nSamplesPerSec / samplesPerAdpcmBlock;
}
break;
case TAG_WMA:
{
static const uint32_t aWMAAvgBytesPerSec[] =
{
12000,
24000,
4000,
6000,
8000,
20000,
2500
};
// bitrate = entry * 8
uint32_t dwBytesPerSecIndex = wBlockAlign >> 5;
if ( dwBytesPerSecIndex < _countof(aWMAAvgBytesPerSec) )
return aWMAAvgBytesPerSec[dwBytesPerSecIndex];
}
break;
}
return 0;
}
DWORD AdpcmSamplesPerBlock() const
{
uint32_t nBlockAlign = (wBlockAlign + ADPCM_BLOCKALIGN_CONVERSION_OFFSET) * nChannels;
return nBlockAlign * 2 / (uint32_t)nChannels - 12;
}
void AdpcmFillCoefficientTable(ADPCMWAVEFORMAT *fmt) const
{
// These are fixed since we are always using MS ADPCM
fmt->wNumCoef = 7 /* MSADPCM_NUM_COEFFICIENTS */;
static ADPCMCOEFSET aCoef[7] = { { 256, 0}, {512, -256}, {0,0}, {192,64}, {240,0}, {460, -208}, {392,-232} };
memcpy( &fmt->aCoef, aCoef, sizeof(aCoef) );
}
};
struct BANKDATA
{
static const size_t BANKNAME_LENGTH = 64;
static const uint32_t TYPE_BUFFER = 0x00000000;
static const uint32_t TYPE_STREAMING = 0x00000001;
static const uint32_t TYPE_MASK = 0x00000001;
static const uint32_t FLAGS_ENTRYNAMES = 0x00010000;
static const uint32_t FLAGS_COMPACT = 0x00020000;
static const uint32_t FLAGS_SYNC_DISABLED = 0x00040000;
static const uint32_t FLAGS_SEEKTABLES = 0x00080000;
static const uint32_t FLAGS_MASK = 0x000F0000;
uint32_t dwFlags; // Bank flags
uint32_t dwEntryCount; // Number of entries in the bank
char szBankName[BANKNAME_LENGTH]; // Bank friendly name
uint32_t dwEntryMetaDataElementSize; // Size of each entry meta-data element, in bytes
uint32_t dwEntryNameElementSize; // Size of each entry name element, in bytes
uint32_t dwAlignment; // Entry alignment, in bytes
MINIWAVEFORMAT CompactFormat; // Format data for compact bank
FILETIME BuildTime; // Build timestamp
void BigEndian()
{
dwFlags = _byteswap_ulong( dwFlags );
dwEntryCount = _byteswap_ulong( dwEntryCount );
dwEntryMetaDataElementSize = _byteswap_ulong( dwEntryMetaDataElementSize );
dwEntryNameElementSize = _byteswap_ulong( dwEntryNameElementSize );
dwAlignment = _byteswap_ulong( dwAlignment );
CompactFormat.BigEndian();
BuildTime.dwLowDateTime = _byteswap_ulong( BuildTime.dwLowDateTime );
BuildTime.dwHighDateTime = _byteswap_ulong( BuildTime.dwHighDateTime );
}
};
struct ENTRY
{
static const uint32_t FLAGS_READAHEAD = 0x00000001; // Enable stream read-ahead
static const uint32_t FLAGS_LOOPCACHE = 0x00000002; // One or more looping sounds use this wave
static const uint32_t FLAGS_REMOVELOOPTAIL = 0x00000004;// Remove data after the end of the loop region
static const uint32_t FLAGS_IGNORELOOP = 0x00000008; // Used internally when the loop region can't be used
static const uint32_t FLAGS_MASK = 0x00000008;
union
{
struct
{
// Entry flags
uint32_t dwFlags : 4;
// Duration of the wave, in units of one sample.
// For instance, a ten second long wave sampled
// at 48KHz would have a duration of 480,000.
// This value is not affected by the number of
// channels, the number of bits per sample, or the
// compression format of the wave.
uint32_t Duration : 28;
};
uint32_t dwFlagsAndDuration;
};
MINIWAVEFORMAT Format; // Entry format.
REGION PlayRegion; // Region within the wave data segment that contains this entry.
SAMPLEREGION LoopRegion; // Region within the wave data (in samples) that should loop.
void BigEndian()
{
dwFlagsAndDuration = _byteswap_ulong( dwFlagsAndDuration );
Format.BigEndian();
PlayRegion.BigEndian();
LoopRegion.BigEndian();
}
};
struct ENTRYCOMPACT
{
uint32_t dwOffset : 21; // Data offset, in multiplies of the bank alignment
uint32_t dwLengthDeviation : 11; // Data length deviation, in bytes
void BigEndian()
{
*reinterpret_cast<uint32_t*>( this ) = _byteswap_ulong( *reinterpret_cast<uint32_t*>( this ) );
}
void ComputeLocations( DWORD& offset, DWORD& length, uint32_t index, const HEADER& header, const BANKDATA& data, const ENTRYCOMPACT* entries ) const
{
offset = dwOffset * data.dwAlignment;
if ( index < ( data.dwEntryCount - 1 ) )
{
length = ( entries[index + 1].dwOffset * data.dwAlignment ) - offset - dwLengthDeviation;
}
else
{
length = header.Segments[HEADER::SEGIDX_ENTRYWAVEDATA].dwLength - offset - dwLengthDeviation;
}
}
static uint32_t GetDuration( DWORD length, const BANKDATA& data, const uint32_t* seekTable )
{
switch( data.CompactFormat.wFormatTag )
{
case MINIWAVEFORMAT::TAG_ADPCM:
{
uint32_t duration = ( length / data.CompactFormat.BlockAlign() ) * data.CompactFormat.AdpcmSamplesPerBlock();
uint32_t partial = length % data.CompactFormat.BlockAlign();
if ( partial )
{
if ( partial >= ( 7 * data.CompactFormat.nChannels ) )
duration += ( partial * 2 / data.CompactFormat.nChannels - 12 );
}
return duration;
}
case MINIWAVEFORMAT::TAG_WMA:
if ( seekTable )
{
uint32_t seekCount = *seekTable;
if ( seekCount > 0 )
{
return seekTable[ seekCount ] / uint32_t( 2 * data.CompactFormat.nChannels );
}
}
return 0;
case MINIWAVEFORMAT::TAG_XMA:
if ( seekTable )
{
uint32_t seekCount = *seekTable;
if ( seekCount > 0 )
{
return seekTable[ seekCount ];
}
}
return 0;
default:
return uint32_t( ( uint64_t( length ) * 8 )
/ uint64_t( data.CompactFormat.BitsPerSample() * data.CompactFormat.nChannels ) );
}
}
};
#pragma pack(pop)
inline const uint32_t* FindSeekTable( uint32_t index, const uint8_t* seekTable, const HEADER& header, const BANKDATA& data )
{
if ( !seekTable || index >= data.dwEntryCount )
return nullptr;
uint32_t seekSize = header.Segments[HEADER::SEGIDX_SEEKTABLES].dwLength;
if ( ( index * sizeof(uint32_t) ) > seekSize )
return nullptr;
auto table = reinterpret_cast<const uint32_t*>( seekTable );
uint32_t offset = table[ index ];
if ( offset == uint32_t(-1) )
return nullptr;
offset += sizeof(uint32_t) * data.dwEntryCount;
if ( offset > seekSize )
return nullptr;
return reinterpret_cast<const uint32_t* >( seekTable + offset );
}
};
static_assert( sizeof(REGION)==8, "Mismatch with xact3wb.h" );
static_assert( sizeof(SAMPLEREGION)==8, "Mismatch with xact3wb.h" );
static_assert( sizeof(HEADER)==52, "Mismatch with xact3wb.h" );
static_assert( sizeof(ENTRY)==24, "Mismatch with xact3wb.h" );
static_assert( sizeof(MINIWAVEFORMAT)==4, "Mismatch with xact3wb.h" );
static_assert( sizeof(ENTRY)==24, "Mismatch with xact3wb.h" );
static_assert( sizeof(ENTRYCOMPACT)==4, "Mismatch with xact3wb.h" );
static_assert( sizeof(BANKDATA)==96, "Mismatch with xact3wb.h" );
using namespace DirectX;
//--------------------------------------------------------------------------------------
class WaveBankReader::Impl
{
public:
Impl() :
m_async( INVALID_HANDLE_VALUE ),
m_prepared(false)
#if defined(_XBOX_ONE) && defined(_TITLE)
, m_xmaMemory(nullptr)
#endif
{
memset( &m_header, 0, sizeof(HEADER) );
memset( &m_data, 0, sizeof(BANKDATA) );
memset( &m_request, 0, sizeof(OVERLAPPED) );
}
~Impl() { Close(); }
HRESULT Open( _In_z_ const wchar_t* szFileName );
void Close();
HRESULT GetFormat( _In_ uint32_t index, _Out_writes_bytes_(maxsize) WAVEFORMATEX* pFormat, _In_ size_t maxsize ) const;
HRESULT GetWaveData( _In_ uint32_t index, _Outptr_ const uint8_t** pData, _Out_ uint32_t& dataSize ) const;
HRESULT GetSeekTable( _In_ uint32_t index, _Out_ const uint32_t** pData, _Out_ uint32_t& dataCount, _Out_ uint32_t& tag ) const;
HRESULT GetMetadata( _In_ uint32_t index, _Out_ Metadata& metadata ) const;
bool UpdatePrepared();
void Clear()
{
memset( &m_header, 0, sizeof(HEADER) );
memset( &m_data, 0, sizeof(BANKDATA ) );
m_names.clear();
m_entries.reset();
m_seekData.reset();
m_waveData.reset();
#if defined(_XBOX_ONE) && defined(_TITLE)
if ( m_xmaMemory )
{
ApuFree( m_xmaMemory );
m_xmaMemory = nullptr;
}
#endif
}
HANDLE m_async;
ScopedHandle m_event;
OVERLAPPED m_request;
bool m_prepared;
HEADER m_header;
BANKDATA m_data;
std::map<std::string, uint32_t> m_names;
private:
std::unique_ptr<uint8_t[]> m_entries;
std::unique_ptr<uint8_t[]> m_seekData;
std::unique_ptr<uint8_t[]> m_waveData;
#if defined(_XBOX_ONE) && defined(_TITLE)
public:
void* m_xmaMemory;
#endif
};
_Use_decl_annotations_
HRESULT WaveBankReader::Impl::Open( const wchar_t* szFileName )
{
Close();
Clear();
m_prepared = false;
m_event.reset( CreateEventEx( nullptr, nullptr, CREATE_EVENT_MANUAL_RESET, EVENT_MODIFY_STATE | SYNCHRONIZE ) );
if ( !m_event )
{
return HRESULT_FROM_WIN32( GetLastError() );
}
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
CREATEFILE2_EXTENDED_PARAMETERS params = { sizeof(CREATEFILE2_EXTENDED_PARAMETERS), 0 };
params.dwFileAttributes = FILE_ATTRIBUTE_NORMAL;
params.dwFileFlags = FILE_FLAG_OVERLAPPED | FILE_FLAG_SEQUENTIAL_SCAN;
ScopedHandle hFile( safe_handle( CreateFile2( szFileName,
GENERIC_READ,
FILE_SHARE_READ,
OPEN_EXISTING,
&params ) ) );
#else
ScopedHandle hFile( safe_handle( CreateFileW( szFileName,
GENERIC_READ,
FILE_SHARE_READ,
nullptr,
OPEN_EXISTING,
FILE_FLAG_OVERLAPPED | FILE_FLAG_SEQUENTIAL_SCAN,
nullptr ) ) );
#endif
if ( !hFile )
{
return HRESULT_FROM_WIN32( GetLastError() );
}
// Read and verify header
OVERLAPPED request = {};
request.hEvent = m_event.get();
bool wait = false;
if( !ReadFile( hFile.get(), &m_header, sizeof( m_header ), nullptr, &request ) )
{
DWORD error = GetLastError();
if ( error != ERROR_IO_PENDING )
return HRESULT_FROM_WIN32( error );
wait = true;
}
DWORD bytes;
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
BOOL result = GetOverlappedResultEx( hFile.get(), &request, &bytes, INFINITE, FALSE );
#else
if ( wait )
(void)WaitForSingleObject( m_event.get(), INFINITE );
BOOL result = GetOverlappedResult( hFile.get(), &request, &bytes, FALSE );
#endif
if ( !result || ( bytes != sizeof( m_header ) ) )
{
return HRESULT_FROM_WIN32( GetLastError() );
}
if ( m_header.dwSignature != HEADER::SIGNATURE && m_header.dwSignature != HEADER::BE_SIGNATURE )
{
return E_FAIL;
}
bool be = ( m_header.dwSignature == HEADER::BE_SIGNATURE );
if ( be )
{
DebugTrace( "INFO: \"%ls\" is a big-endian (Xbox 360) wave bank\n", szFileName );
m_header.BigEndian();
}
if ( m_header.dwHeaderVersion != HEADER::VERSION )
{
return E_FAIL;
}
// Load bank data
memset( &request, 0, sizeof(request) );
request.Offset = m_header.Segments[HEADER::SEGIDX_BANKDATA].dwOffset;
request.hEvent = m_event.get();
wait = false;
if( !ReadFile( hFile.get(), &m_data, sizeof( m_data ), nullptr, &request ) )
{
DWORD error = GetLastError();
if ( error != ERROR_IO_PENDING )
return HRESULT_FROM_WIN32( error );
wait = true;
}
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
result = GetOverlappedResultEx( hFile.get(), &request, &bytes, INFINITE, FALSE );
#else
if ( wait )
(void)WaitForSingleObject( m_event.get(), INFINITE );
result = GetOverlappedResult( hFile.get(), &request, &bytes, FALSE );
#endif
if ( !result || ( bytes != sizeof( m_data ) ) )
{
return HRESULT_FROM_WIN32( GetLastError() );
}
if ( be )
m_data.BigEndian();
if ( !m_data.dwEntryCount )
{
return HRESULT_FROM_WIN32( ERROR_NO_DATA );
}
if ( m_data.dwFlags & BANKDATA::TYPE_STREAMING )
{
if ( m_data.dwAlignment < ALIGNMENT_DVD )
return E_FAIL;
if ( m_data.dwAlignment % DVD_SECTOR_SIZE )
return E_FAIL;
}
else if ( m_data.dwAlignment < ALIGNMENT_MIN )
{
return E_FAIL;
}
if ( m_data.dwFlags & BANKDATA::FLAGS_COMPACT )
{
if ( m_data.dwEntryMetaDataElementSize != sizeof(ENTRYCOMPACT) )
{
return E_FAIL;
}
if ( m_header.Segments[HEADER::SEGIDX_ENTRYWAVEDATA].dwLength > ( MAX_COMPACT_DATA_SEGMENT_SIZE * m_data.dwAlignment ) )
{
// Data segment is too large to be valid compact wavebank
return E_FAIL;
}
}
else
{
if ( m_data.dwEntryMetaDataElementSize != sizeof(ENTRY) )
{
return E_FAIL;
}
}
DWORD metadataBytes = m_header.Segments[HEADER::SEGIDX_ENTRYMETADATA].dwLength;
if ( metadataBytes != ( m_data.dwEntryCount * m_data.dwEntryMetaDataElementSize ) )
{
return E_FAIL;
}
// Load names
DWORD namesBytes = m_header.Segments[HEADER::SEGIDX_ENTRYNAMES].dwLength;
if ( namesBytes > 0 )
{
if ( namesBytes >= ( m_data.dwEntryNameElementSize * m_data.dwEntryCount ) )
{
std::unique_ptr<char[]> temp( new (std::nothrow) char[ namesBytes ] );
if ( !temp )
return E_OUTOFMEMORY;
memset( &request, 0, sizeof(request) );
request.Offset = m_header.Segments[HEADER::SEGIDX_ENTRYNAMES].dwOffset;
request.hEvent = m_event.get();
wait = false;
if ( !ReadFile( hFile.get(), temp.get(), namesBytes, nullptr, &request ) )
{
DWORD error = GetLastError();
if ( error != ERROR_IO_PENDING )
return HRESULT_FROM_WIN32( error );
wait = true;
}
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
result = GetOverlappedResultEx( hFile.get(), &request, &bytes, INFINITE, FALSE );
#else
if ( wait )
(void)WaitForSingleObject( m_event.get(), INFINITE );
result = GetOverlappedResult( hFile.get(), &request, &bytes, FALSE );
#endif
if ( !result || ( namesBytes != bytes ) )
{
return HRESULT_FROM_WIN32( GetLastError() );
}
for( uint32_t j = 0; j < m_data.dwEntryCount; ++j )
{
DWORD n = m_data.dwEntryNameElementSize * j;
char name[ 64 ] = {};
strncpy_s( name, &temp[ n ], 64 );
m_names[ name ] = j;
}
}
}
// Load entries
if ( m_data.dwFlags & BANKDATA::FLAGS_COMPACT )
{
m_entries.reset( reinterpret_cast<uint8_t*>( new (std::nothrow) ENTRYCOMPACT[ m_data.dwEntryCount ] ) );
}
else
{
m_entries.reset( reinterpret_cast<uint8_t*>( new (std::nothrow) ENTRY[ m_data.dwEntryCount ] ) );
}
if ( !m_entries )
return E_OUTOFMEMORY;
memset( &request, 0, sizeof(request) );
request.Offset = m_header.Segments[HEADER::SEGIDX_ENTRYMETADATA].dwOffset;
request.hEvent = m_event.get();
wait = false;
if ( !ReadFile( hFile.get(), m_entries.get(), metadataBytes, nullptr, &request ) )
{
DWORD error = GetLastError();
if ( error != ERROR_IO_PENDING )
return HRESULT_FROM_WIN32( error );
wait = true;
}
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
result = GetOverlappedResultEx( hFile.get(), &request, &bytes, INFINITE, FALSE );
#else
if ( wait )
(void)WaitForSingleObject( m_event.get(), INFINITE );
result = GetOverlappedResult( hFile.get(), &request, &bytes, FALSE );
#endif
if ( !result || ( metadataBytes != bytes ) )
{
return HRESULT_FROM_WIN32( GetLastError() );
}
if ( be )
{
if ( m_data.dwFlags & BANKDATA::FLAGS_COMPACT )
{
auto ptr = reinterpret_cast<ENTRYCOMPACT*>( m_entries.get() );
for( size_t j = 0; j < m_data.dwEntryCount; ++j, ++ptr )
ptr->BigEndian();
}
else
{
auto ptr = reinterpret_cast<ENTRY*>( m_entries.get() );
for( size_t j = 0; j < m_data.dwEntryCount; ++j, ++ptr )
ptr->BigEndian();
}
}
// Load seek tables (XMA2 / xWMA)
DWORD seekLen = m_header.Segments[HEADER::SEGIDX_SEEKTABLES].dwLength;
if ( seekLen > 0 )
{
m_seekData.reset( new (std::nothrow) uint8_t[ seekLen ] );
if ( !m_seekData )
return E_OUTOFMEMORY;
memset( &request, 0, sizeof(OVERLAPPED) );
request.Offset = m_header.Segments[HEADER::SEGIDX_SEEKTABLES].dwOffset;
request.hEvent = m_event.get();
wait = false;
if ( !ReadFile( hFile.get(), m_seekData.get(), seekLen, nullptr, &request ) )
{
DWORD error = GetLastError();
if ( error != ERROR_IO_PENDING )
return HRESULT_FROM_WIN32( error );
wait = true;
}
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
result = GetOverlappedResultEx( hFile.get(), &request, &bytes, INFINITE, FALSE );
#else
if ( wait )
(void)WaitForSingleObject( m_event.get(), INFINITE );
result = GetOverlappedResult( hFile.get(), &request, &bytes, FALSE );
#endif
if ( !result || ( seekLen != bytes ) )
{
return HRESULT_FROM_WIN32( GetLastError() );
}
if ( be )
{
auto ptr = reinterpret_cast<uint32_t*>( m_seekData.get() );
for( size_t j = 0; j < seekLen; j += 4, ++ptr )
{
*ptr = _byteswap_ulong( *ptr );
}
}
}
DWORD waveLen = m_header.Segments[HEADER::SEGIDX_ENTRYWAVEDATA].dwLength;
if ( !waveLen )
{
return HRESULT_FROM_WIN32( ERROR_NO_DATA );
}
if ( m_data.dwFlags & BANKDATA::TYPE_STREAMING )
{
// If streaming, reopen without buffering
hFile.reset();
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
CREATEFILE2_EXTENDED_PARAMETERS params2 = { sizeof(CREATEFILE2_EXTENDED_PARAMETERS), 0 };
params2.dwFileAttributes = FILE_ATTRIBUTE_NORMAL;
params2.dwFileFlags = FILE_FLAG_OVERLAPPED | FILE_FLAG_NO_BUFFERING;
m_async = CreateFile2( szFileName,
GENERIC_READ,
FILE_SHARE_READ,
OPEN_EXISTING,
&params2 );
#else
m_async = CreateFileW( szFileName,
GENERIC_READ,
FILE_SHARE_READ,
nullptr,
OPEN_EXISTING,
FILE_FLAG_OVERLAPPED | FILE_FLAG_NO_BUFFERING,
nullptr );
#endif
if ( m_async == INVALID_HANDLE_VALUE )
{
return HRESULT_FROM_WIN32( GetLastError() );
}
m_prepared = true;
}
else
{
// If in-memory, kick off read of wave data
void *dest;
#if defined(_XBOX_ONE) && defined(_TITLE)
bool xma = false;
if ( m_data.dwFlags & BANKDATA::FLAGS_COMPACT )
{
if ( m_data.CompactFormat.wFormatTag == MINIWAVEFORMAT::TAG_XMA )
xma = true;
}
else
{
for( uint32_t j = 0; j < m_data.dwEntryCount; ++j )
{
auto& entry = reinterpret_cast<const ENTRY*>( m_entries.get() )[ j ];
if ( entry.Format.wFormatTag == MINIWAVEFORMAT::TAG_XMA )
{
xma = true;
break;
}
}
}
if ( xma )
{
HRESULT hr = ApuAlloc( &m_xmaMemory, nullptr, waveLen, SHAPE_XMA_INPUT_BUFFER_ALIGNMENT );
if ( FAILED(hr) )
{
DebugTrace( "ERROR: ApuAlloc failed. Did you allocate a large enough heap with ApuCreateHeap for all your XMA wave data?\n" );
return hr;
}
dest = m_xmaMemory;
}
else
#endif // _XBOX_ONE && _TITLE
{
m_waveData.reset( new (std::nothrow) uint8_t[ waveLen ] );
if ( !m_waveData )
return E_OUTOFMEMORY;
dest = m_waveData.get();
}
memset( &m_request, 0, sizeof(OVERLAPPED) );
m_request.Offset = m_header.Segments[HEADER::SEGIDX_ENTRYWAVEDATA].dwOffset;
m_request.hEvent = m_event.get();
if ( !ReadFile( hFile.get(), dest, waveLen, nullptr, &m_request ) )
{
DWORD error = GetLastError();
if ( error != ERROR_IO_PENDING )
return HRESULT_FROM_WIN32( error );
}
else
{
m_prepared = true;
memset( &m_request, 0, sizeof(OVERLAPPED) );
}
m_async = hFile.release();
}
return S_OK;
}
void WaveBankReader::Impl::Close()
{
if ( m_async != INVALID_HANDLE_VALUE )
{
if ( m_request.hEvent != 0 )
{
DWORD bytes;
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
(void)GetOverlappedResultEx( m_async, &m_request, &bytes, INFINITE, FALSE );
#else
(void)WaitForSingleObject( m_request.hEvent, INFINITE );
(void)GetOverlappedResult( m_async, &m_request, &bytes, FALSE );
#endif
}
CloseHandle( m_async );
m_async = INVALID_HANDLE_VALUE;
}
m_event.reset();
#if defined(_XBOX_ONE) && defined(_TITLE)
if ( m_xmaMemory )
{
ApuFree( m_xmaMemory );
m_xmaMemory = nullptr;
}
#endif
}
_Use_decl_annotations_
HRESULT WaveBankReader::Impl::GetFormat( uint32_t index, WAVEFORMATEX* pFormat, size_t maxsize ) const
{
if ( !pFormat || !maxsize )
return E_INVALIDARG;
if ( index >= m_data.dwEntryCount || !m_entries )
{
return E_FAIL;
}
auto& miniFmt = ( m_data.dwFlags & BANKDATA::FLAGS_COMPACT ) ? m_data.CompactFormat : ( reinterpret_cast<const ENTRY*>( m_entries.get() )[ index ].Format );
switch( miniFmt.wFormatTag )
{
case MINIWAVEFORMAT::TAG_PCM:
if ( maxsize < sizeof(PCMWAVEFORMAT) )
return HRESULT_FROM_WIN32( ERROR_MORE_DATA );
pFormat->wFormatTag = WAVE_FORMAT_PCM;
if ( maxsize >= sizeof(WAVEFORMATEX) )
{
pFormat->cbSize = 0;
}
break;
case MINIWAVEFORMAT::TAG_ADPCM:
if ( maxsize < ( sizeof(WAVEFORMATEX) + 32 /*MSADPCM_FORMAT_EXTRA_BYTES*/ ) )
return HRESULT_FROM_WIN32( ERROR_MORE_DATA );
pFormat->wFormatTag = WAVE_FORMAT_ADPCM;
pFormat->cbSize = 32 /*MSADPCM_FORMAT_EXTRA_BYTES*/;
{
auto adpcmFmt = reinterpret_cast<ADPCMWAVEFORMAT*>(pFormat);
adpcmFmt->wSamplesPerBlock = (WORD) miniFmt.AdpcmSamplesPerBlock();
miniFmt.AdpcmFillCoefficientTable( adpcmFmt );
}
break;
case MINIWAVEFORMAT::TAG_WMA:
if ( maxsize < sizeof(WAVEFORMATEX) )
return HRESULT_FROM_WIN32( ERROR_MORE_DATA );
pFormat->wFormatTag = (miniFmt.wBitsPerSample & 0x1) ? WAVE_FORMAT_WMAUDIO3 : WAVE_FORMAT_WMAUDIO2;
pFormat->cbSize = 0;
break;
case MINIWAVEFORMAT::TAG_XMA: // XMA2 is supported by Xbox One
#if defined(_XBOX_ONE) && defined(_TITLE)
if ( maxsize < sizeof(XMA2WAVEFORMATEX) )
return HRESULT_FROM_WIN32( ERROR_MORE_DATA );
pFormat->wFormatTag = WAVE_FORMAT_XMA2;
pFormat->cbSize = sizeof(XMA2WAVEFORMATEX) - sizeof(WAVEFORMATEX);
{
auto xmaFmt = reinterpret_cast<XMA2WAVEFORMATEX*>(pFormat);
xmaFmt->NumStreams = static_cast<WORD>( (miniFmt.nChannels + 1) / 2 );
xmaFmt->BytesPerBlock = 65536 /* XACT_FIXED_XMA_BLOCK_SIZE */;
xmaFmt->EncoderVersion = 4 /* XMAENCODER_VERSION_XMA2 */;
auto seekTable = FindSeekTable( index, m_seekData.get(), m_header, m_data );
if ( seekTable )
{
xmaFmt->BlockCount = static_cast<WORD>( *seekTable );
}
else
{
xmaFmt->BlockCount = 0;
}
switch( miniFmt.nChannels )
{
case 1: xmaFmt->ChannelMask = SPEAKER_MONO; break;
case 2: xmaFmt->ChannelMask = SPEAKER_STEREO; break;
case 3: xmaFmt->ChannelMask = SPEAKER_2POINT1; break;
case 4: xmaFmt->ChannelMask = SPEAKER_QUAD; break;
case 5: xmaFmt->ChannelMask = SPEAKER_4POINT1; break;
case 6: xmaFmt->ChannelMask = SPEAKER_5POINT1; break;
case 7: xmaFmt->ChannelMask = SPEAKER_5POINT1 | SPEAKER_BACK_CENTER; break;
case 8: xmaFmt->ChannelMask = SPEAKER_7POINT1; break;
default: xmaFmt->ChannelMask = DWORD(-1); break;
}
if ( m_data.dwFlags & BANKDATA::FLAGS_COMPACT )
{
auto& entry = reinterpret_cast<const ENTRYCOMPACT*>( m_entries.get() )[ index ];
DWORD dwOffset, dwLength;
entry.ComputeLocations( dwOffset, dwLength, index, m_header, m_data, reinterpret_cast<const ENTRYCOMPACT*>( m_entries.get() ) );
xmaFmt->SamplesEncoded = entry.GetDuration( dwLength, m_data, seekTable );
xmaFmt->PlayBegin = xmaFmt->PlayLength =
xmaFmt->LoopBegin = xmaFmt->LoopLength = xmaFmt->LoopCount = 0;
}
else
{
auto& entry = reinterpret_cast<const ENTRY*>( m_entries.get() )[ index ];
xmaFmt->SamplesEncoded = entry.Duration;
xmaFmt->PlayBegin = 0;
xmaFmt->PlayLength = entry.PlayRegion.dwLength;
if ( entry.LoopRegion.dwTotalSamples > 0 )
{
xmaFmt->LoopBegin = entry.LoopRegion.dwStartSample;
xmaFmt->LoopLength = entry.LoopRegion.dwTotalSamples;
xmaFmt->LoopCount = 0xff /* XACTLOOPCOUNT_INFINITE */;
}
else
{
xmaFmt->LoopBegin = xmaFmt->LoopLength = xmaFmt->LoopCount = 0;
}
}
}
break;
#else
return HRESULT_FROM_WIN32( ERROR_NOT_SUPPORTED );
#endif
default:
return E_FAIL;
}
pFormat->nChannels = miniFmt.nChannels;
pFormat->wBitsPerSample = miniFmt.BitsPerSample();
pFormat->nBlockAlign = (WORD) miniFmt.BlockAlign();
pFormat->nSamplesPerSec = miniFmt.nSamplesPerSec;
pFormat->nAvgBytesPerSec = miniFmt.AvgBytesPerSec();
return S_OK;
}
_Use_decl_annotations_
HRESULT WaveBankReader::Impl::GetWaveData( uint32_t index, const uint8_t** pData, uint32_t& dataSize ) const
{
if ( !pData )
return E_INVALIDARG;
if ( index >= m_data.dwEntryCount || !m_entries )
{
return E_FAIL;
}
#if defined(_XBOX_ONE) && defined(_TITLE)
const uint8_t* waveData = ( m_xmaMemory ) ? reinterpret_cast<uint8_t*>( m_xmaMemory ) : m_waveData.get();
#else
const uint8_t* waveData = m_waveData.get();
#endif
if ( !waveData )
return E_FAIL;
if ( m_data.dwFlags & BANKDATA::TYPE_STREAMING )
{
return HRESULT_FROM_WIN32( ERROR_NOT_SUPPORTED );
}
if ( !m_prepared )
{
return HRESULT_FROM_WIN32( ERROR_IO_INCOMPLETE );
}
if ( m_data.dwFlags & BANKDATA::FLAGS_COMPACT )
{
auto& entry = reinterpret_cast<const ENTRYCOMPACT*>( m_entries.get() )[ index ];
DWORD dwOffset, dwLength;
entry.ComputeLocations( dwOffset, dwLength, index, m_header, m_data, reinterpret_cast<const ENTRYCOMPACT*>( m_entries.get() ) );
if ( ( dwOffset + dwLength ) > m_header.Segments[HEADER::SEGIDX_ENTRYWAVEDATA].dwLength )
{
return HRESULT_FROM_WIN32( ERROR_HANDLE_EOF );
}
*pData = &waveData[ dwOffset ];
dataSize = dwLength;
}
else
{
auto& entry = reinterpret_cast<const ENTRY*>( m_entries.get() )[ index ];
if ( ( entry.PlayRegion.dwOffset + entry.PlayRegion.dwLength ) > m_header.Segments[HEADER::SEGIDX_ENTRYWAVEDATA].dwLength )
{
return HRESULT_FROM_WIN32( ERROR_HANDLE_EOF );
}
*pData = &waveData[ entry.PlayRegion.dwOffset ];
dataSize = entry.PlayRegion.dwLength;
}
return S_OK;
}
_Use_decl_annotations_
HRESULT WaveBankReader::Impl::GetSeekTable( uint32_t index, const uint32_t** pData, uint32_t& dataCount, uint32_t& tag ) const
{
if ( !pData )
return E_INVALIDARG;
*pData = nullptr;
dataCount = 0;
tag = 0;
if ( index >= m_data.dwEntryCount || !m_entries )
{
return E_FAIL;
}
if ( !m_seekData )
return S_OK;
auto& miniFmt = ( m_data.dwFlags & BANKDATA::FLAGS_COMPACT ) ? m_data.CompactFormat : ( reinterpret_cast<const ENTRY*>( m_entries.get() )[ index ].Format );
switch( miniFmt.wFormatTag )
{
case MINIWAVEFORMAT::TAG_WMA:
tag = (miniFmt.wBitsPerSample & 0x1) ? WAVE_FORMAT_WMAUDIO3 : WAVE_FORMAT_WMAUDIO2;
break;
case MINIWAVEFORMAT::TAG_XMA:
tag = 0x166 /* WAVE_FORMAT_XMA2 */;
break;
default:
return S_OK;
}
auto seekTable = FindSeekTable( index, m_seekData.get(), m_header, m_data );
if ( !seekTable )
return S_OK;
dataCount = *seekTable;
*pData = seekTable + 1;
return S_OK;
}
_Use_decl_annotations_
HRESULT WaveBankReader::Impl::GetMetadata( uint32_t index, Metadata& metadata ) const
{
if ( index >= m_data.dwEntryCount || !m_entries )
{
return E_FAIL;
}
if ( m_data.dwFlags & BANKDATA::FLAGS_COMPACT )
{
auto& entry = reinterpret_cast<const ENTRYCOMPACT*>( m_entries.get() )[ index ];
DWORD dwOffset, dwLength;
entry.ComputeLocations( dwOffset, dwLength, index, m_header, m_data, reinterpret_cast<const ENTRYCOMPACT*>( m_entries.get() ) );
auto seekTable = FindSeekTable( index, m_seekData.get(), m_header, m_data );
metadata.duration = entry.GetDuration( dwLength, m_data, seekTable );
metadata.loopStart = metadata.loopLength = 0;
metadata.offsetBytes = dwOffset;
metadata.lengthBytes = dwLength;
}
else
{
auto& entry = reinterpret_cast<const ENTRY*>( m_entries.get() )[ index ];
metadata.duration = entry.Duration;
metadata.loopStart = entry.LoopRegion.dwStartSample;
metadata.loopLength = entry.LoopRegion.dwTotalSamples;
metadata.offsetBytes = entry.PlayRegion.dwOffset;
metadata.lengthBytes = entry.PlayRegion.dwLength;
}
return S_OK;
}
bool WaveBankReader::Impl::UpdatePrepared()
{
if ( m_prepared )
return true;
if ( m_async == INVALID_HANDLE_VALUE )
return false;
if ( m_request.hEvent != 0 )
{
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8)
DWORD bytes;
BOOL result = GetOverlappedResultEx( m_async, &m_request, &bytes, 0, FALSE );
#else
bool result = HasOverlappedIoCompleted( &m_request );
#endif
if ( result )
{
m_prepared = true;
memset( &m_request, 0, sizeof(OVERLAPPED) );
}
}
return m_prepared;
}
//--------------------------------------------------------------------------------------
WaveBankReader::WaveBankReader() :
pImpl( new Impl )
{
}
WaveBankReader::~WaveBankReader()
{
}
_Use_decl_annotations_
HRESULT WaveBankReader::Open( const wchar_t* szFileName )
{
return pImpl->Open( szFileName );
}
_Use_decl_annotations_
uint32_t WaveBankReader::Find( const char* name ) const
{
auto it = pImpl->m_names.find( name );
if ( it != pImpl->m_names.cend() )
{
return it->second;
}
return uint32_t(-1);
}
bool WaveBankReader::IsPrepared()
{
if ( pImpl->m_prepared )
return true;
return pImpl->UpdatePrepared();
}
void WaveBankReader::WaitOnPrepare()
{
if ( pImpl->m_prepared )
return;
if ( pImpl->m_request.hEvent != 0 )
{
WaitForSingleObjectEx( pImpl->m_request.hEvent, INFINITE, FALSE );
pImpl->UpdatePrepared();
}
}
bool WaveBankReader::HasNames() const
{
return !pImpl->m_names.empty();
}
bool WaveBankReader::IsStreamingBank() const
{
return (pImpl->m_data.dwFlags & BANKDATA::TYPE_STREAMING) != 0;
}
#if defined(_XBOX_ONE) && defined(_TITLE)
bool WaveBankReader::HasXMA() const
{
return (pImpl->m_xmaMemory != 0);
}
#endif
const char* WaveBankReader::BankName() const
{
return pImpl->m_data.szBankName;
}
uint32_t WaveBankReader::Count() const
{
return pImpl->m_data.dwEntryCount;
}
uint32_t WaveBankReader::BankAudioSize() const
{
return pImpl->m_header.Segments[HEADER::SEGIDX_ENTRYWAVEDATA].dwLength;
}
_Use_decl_annotations_
HRESULT WaveBankReader::GetFormat( uint32_t index, WAVEFORMATEX* pFormat, size_t maxsize ) const
{
return pImpl->GetFormat( index, pFormat, maxsize );
}
_Use_decl_annotations_
HRESULT WaveBankReader::GetWaveData( uint32_t index, const uint8_t** pData, uint32_t& dataSize ) const
{
return pImpl->GetWaveData( index, pData, dataSize );
}
_Use_decl_annotations_
HRESULT WaveBankReader::GetSeekTable( uint32_t index, const uint32_t** pData, uint32_t& dataCount, uint32_t& tag ) const
{
return pImpl->GetSeekTable( index, pData, dataCount, tag );
}
_Use_decl_annotations_
HRESULT WaveBankReader::GetMetadata( uint32_t index, Metadata& metadata ) const
{
return pImpl->GetMetadata( index, metadata );
}
HANDLE WaveBankReader::GetAsyncHandle() const
{
return ( pImpl->m_data.dwFlags & BANKDATA::TYPE_STREAMING ) ? pImpl->m_async : INVALID_HANDLE_VALUE;
}
Ссылка в новой задаче Показать git blame Копировать постоянную ссылку