689 lines
13 KiB
C++
689 lines
13 KiB
C++
#include "..\e2dtool.h"
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#include "..\e2dmanager.h"
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#include <map>
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#ifndef SAFE_DELETE
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#define SAFE_DELETE(p) { if (p) { delete (p); (p)=nullptr; } }
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#endif
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#ifndef SAFE_DELETE_ARRAY
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#define SAFE_DELETE_ARRAY(p) { if (p) { delete[] (p); (p)=nullptr; } }
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#endif
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inline bool TraceError(wchar_t* sPrompt)
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{
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WARN_IF(true, "MusicInfo error: %s failed!", sPrompt);
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return false;
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}
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inline bool TraceError(wchar_t* sPrompt, HRESULT hr)
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{
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WARN_IF(true, "MusicInfo error: %s (%#X)", sPrompt, hr);
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return false;
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}
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static IXAudio2 * s_pXAudio2 = nullptr;
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static IXAudio2MasteringVoice * s_pMasteringVoice = nullptr;
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static float s_fMusicVolume = 1.0;
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// ÒôÀÖ²¥·ÅÆ÷
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class MusicPlayer
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{
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public:
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MusicPlayer();
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virtual ~MusicPlayer();
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bool open(
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e2d::String strFileName
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);
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bool play(
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int nLoopCount = 0
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);
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void pause();
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void resume();
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void stop();
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void close();
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bool setVolume(
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float fVolume
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);
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bool isPlaying() const;
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protected:
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bool _readMMIO();
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bool _resetFile();
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bool _read(
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BYTE* pBuffer,
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DWORD dwSizeToRead
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);
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bool _findMediaFileCch(
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wchar_t* strDestPath,
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int cchDest,
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const wchar_t * strFilename
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);
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protected:
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bool m_bOpened;
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mutable bool m_bPlaying;
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DWORD m_dwSize;
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CHAR* m_pResourceBuffer;
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BYTE* m_pbWaveData;
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HMMIO m_hmmio;
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MMCKINFO m_ck;
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MMCKINFO m_ckRiff;
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WAVEFORMATEX* m_pwfx;
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IXAudio2SourceVoice* m_pSourceVoice;
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};
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typedef std::map<UINT, MusicPlayer *> MusicMap;
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static MusicMap& GetMusicList()
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{
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static MusicMap s_List;
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return s_List;
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}
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MusicPlayer::MusicPlayer()
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: m_bOpened(false)
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, m_bPlaying(false)
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, m_pwfx(nullptr)
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, m_hmmio(nullptr)
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, m_pResourceBuffer(nullptr)
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, m_pbWaveData(nullptr)
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, m_dwSize(0)
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, m_pSourceVoice(nullptr)
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{
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}
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MusicPlayer::~MusicPlayer()
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{
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close();
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}
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bool MusicPlayer::open(e2d::String strFileName)
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{
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if (m_bOpened)
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{
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WARN_IF(true, "MusicInfo can be opened only once!");
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return false;
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}
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if (strFileName.isEmpty())
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{
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WARN_IF(true, "MusicInfo::open Invalid file name.");
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return false;
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}
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if (!s_pXAudio2)
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{
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WARN_IF(true, "IXAudio2 nullptr pointer error!");
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return false;
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}
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// ¶¨Î» wave Îļþ
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wchar_t strFilePath[MAX_PATH];
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if (!_findMediaFileCch(strFilePath, MAX_PATH, strFileName))
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{
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WARN_IF(true, "Failed to find media file: %s", (const wchar_t*)strFileName);
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return false;
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}
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m_hmmio = mmioOpen(strFilePath, nullptr, MMIO_ALLOCBUF | MMIO_READ);
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if (nullptr == m_hmmio)
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{
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return TraceError(L"mmioOpen");
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}
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if (!_readMMIO())
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{
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// ¶ÁÈ¡·Ç wave Îļþʱ ReadMMIO µ÷ÓÃʧ°Ü
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mmioClose(m_hmmio, 0);
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return TraceError(L"_readMMIO");
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}
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if (!_resetFile())
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return TraceError(L"_resetFile");
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// ÖØÖÃÎļþºó£¬wave ÎļþµÄ´óСÊÇ m_ck.cksize
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m_dwSize = m_ck.cksize;
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// ½«Ñù±¾Êý¾Ý¶ÁÈ¡µ½ÄÚ´æÖÐ
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m_pbWaveData = new BYTE[m_dwSize];
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if (!_read(m_pbWaveData, m_dwSize))
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{
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TraceError(L"Failed to read WAV data");
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SAFE_DELETE_ARRAY(m_pbWaveData);
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return false;
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}
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// ´´½¨ÒôÔ´
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HRESULT hr;
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if (FAILED(hr = s_pXAudio2->CreateSourceVoice(&m_pSourceVoice, m_pwfx)))
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{
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TraceError(L"Create source voice error", hr);
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SAFE_DELETE_ARRAY(m_pbWaveData);
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return false;
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}
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m_bOpened = true;
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m_bPlaying = false;
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return true;
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}
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bool MusicPlayer::play(int nLoopCount)
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{
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if (!m_bOpened)
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{
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WARN_IF(true, "MusicInfo::play Failed: MusicInfo must be opened first!");
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return false;
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}
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if (m_pSourceVoice == nullptr)
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{
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WARN_IF(true, "MusicInfo::play Failed: IXAudio2SourceVoice Null pointer exception!");
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return false;
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}
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if (m_bPlaying)
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{
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stop();
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}
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nLoopCount = min(nLoopCount, XAUDIO2_LOOP_INFINITE - 1);
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nLoopCount = (nLoopCount < 0) ? XAUDIO2_LOOP_INFINITE : nLoopCount;
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// Ìá½» wave Ñù±¾Êý¾Ý
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XAUDIO2_BUFFER buffer = { 0 };
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buffer.pAudioData = m_pbWaveData;
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buffer.Flags = XAUDIO2_END_OF_STREAM;
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buffer.AudioBytes = m_dwSize;
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buffer.LoopCount = nLoopCount;
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HRESULT hr;
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if (FAILED(hr = m_pSourceVoice->SubmitSourceBuffer(&buffer)))
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{
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TraceError(L"Submitting source buffer error", hr);
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m_pSourceVoice->DestroyVoice();
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SAFE_DELETE_ARRAY(m_pbWaveData);
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return false;
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}
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if (SUCCEEDED(hr = m_pSourceVoice->Start(0)))
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{
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m_bPlaying = true;
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}
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return SUCCEEDED(hr);
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}
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void MusicPlayer::pause()
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{
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if (m_pSourceVoice)
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{
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if (SUCCEEDED(m_pSourceVoice->Stop()))
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{
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m_bPlaying = false;
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}
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}
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}
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void MusicPlayer::resume()
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{
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if (m_pSourceVoice)
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{
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if (SUCCEEDED(m_pSourceVoice->Start()))
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{
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m_bPlaying = true;
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}
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}
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}
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void MusicPlayer::stop()
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{
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if (m_pSourceVoice)
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{
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if (SUCCEEDED(m_pSourceVoice->Stop()))
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{
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m_pSourceVoice->ExitLoop();
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m_pSourceVoice->FlushSourceBuffers();
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m_bPlaying = false;
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}
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}
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}
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void MusicPlayer::close()
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{
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if (m_pSourceVoice)
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{
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m_pSourceVoice->Stop();
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m_pSourceVoice->FlushSourceBuffers();
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m_pSourceVoice->DestroyVoice();
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m_pSourceVoice = nullptr;
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}
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if (m_hmmio != nullptr)
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{
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mmioClose(m_hmmio, 0);
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m_hmmio = nullptr;
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}
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SAFE_DELETE_ARRAY(m_pResourceBuffer);
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SAFE_DELETE_ARRAY(m_pbWaveData);
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SAFE_DELETE_ARRAY(m_pwfx);
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m_bOpened = false;
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m_bPlaying = false;
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}
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bool MusicPlayer::isPlaying() const
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{
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if (m_bOpened && m_pSourceVoice)
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{
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XAUDIO2_VOICE_STATE state;
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m_pSourceVoice->GetState(&state);
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if (state.BuffersQueued == 0)
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{
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m_bPlaying = false;
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}
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return m_bPlaying;
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}
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else
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{
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return false;
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}
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}
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bool MusicPlayer::setVolume(float fVolume)
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{
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if (m_pSourceVoice)
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{
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return SUCCEEDED(m_pSourceVoice->SetVolume(fVolume));
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}
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return false;
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}
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bool MusicPlayer::_readMMIO()
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{
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MMCKINFO ckIn;
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PCMWAVEFORMAT pcmWaveFormat;
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memset(&ckIn, 0, sizeof(ckIn));
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m_pwfx = nullptr;
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if ((0 != mmioDescend(m_hmmio, &m_ckRiff, nullptr, 0)))
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return TraceError(L"mmioDescend");
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// È·ÈÏÎļþÊÇÒ»¸öºÏ·¨µÄ wave Îļþ
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if ((m_ckRiff.ckid != FOURCC_RIFF) ||
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(m_ckRiff.fccType != mmioFOURCC('W', 'A', 'V', 'E')))
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return TraceError(L"mmioFOURCC");
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// ÔÚÊäÈëÎļþÖвéÕÒ 'fmt' ¿é
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ckIn.ckid = mmioFOURCC('f', 'm', 't', ' ');
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if (0 != mmioDescend(m_hmmio, &ckIn, &m_ckRiff, MMIO_FINDCHUNK))
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return TraceError(L"mmioDescend");
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// 'fmt' ¿éÖÁÉÙÓ¦ºÍ PCMWAVEFORMAT Ò»Ñù´ó
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if (ckIn.cksize < (LONG)sizeof(PCMWAVEFORMAT))
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return TraceError(L"sizeof(PCMWAVEFORMAT)");
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// ½« 'fmt' ¿é¶ÁÈ¡µ½ pcmWaveFormat ÖÐ
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if (mmioRead(m_hmmio, (HPSTR)&pcmWaveFormat,
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sizeof(pcmWaveFormat)) != sizeof(pcmWaveFormat))
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return TraceError(L"mmioRead");
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// ·ÖÅä WAVEFORMATEX£¬µ«Èç¹ûËü²»ÊÇ PCM ¸ñʽ£¬ÔÙ¶ÁÈ¡Ò»¸ö WORD ´óС
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// µÄÊý¾Ý£¬Õâ¸öÊý¾Ý¾ÍÊǶîÍâ·ÖÅäµÄ´óС
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if (pcmWaveFormat.wf.wFormatTag == WAVE_FORMAT_PCM)
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{
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m_pwfx = (WAVEFORMATEX*)new CHAR[sizeof(WAVEFORMATEX)];
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// ¿½±´Êý¾Ý
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memcpy(m_pwfx, &pcmWaveFormat, sizeof(pcmWaveFormat));
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m_pwfx->cbSize = 0;
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}
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else
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{
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// ¶ÁÈ¡¶îÍâÊý¾ÝµÄ´óС
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WORD cbExtraBytes = 0L;
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if (mmioRead(m_hmmio, (CHAR*)&cbExtraBytes, sizeof(WORD)) != sizeof(WORD))
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return TraceError(L"mmioRead");
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m_pwfx = (WAVEFORMATEX*)new CHAR[sizeof(WAVEFORMATEX) + cbExtraBytes];
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// ¿½±´Êý¾Ý
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memcpy(m_pwfx, &pcmWaveFormat, sizeof(pcmWaveFormat));
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m_pwfx->cbSize = cbExtraBytes;
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// ¶ÁÈ¡¶îÍâÊý¾Ý
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if (mmioRead(m_hmmio, (CHAR*)(((BYTE*)&(m_pwfx->cbSize)) + sizeof(WORD)),
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cbExtraBytes) != cbExtraBytes)
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{
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SAFE_DELETE(m_pwfx);
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return TraceError(L"mmioRead");
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}
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}
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if (0 != mmioAscend(m_hmmio, &ckIn, 0))
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{
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SAFE_DELETE(m_pwfx);
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return TraceError(L"mmioAscend");
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}
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return true;
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}
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bool MusicPlayer::_resetFile()
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{
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// Seek to the data
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if (-1 == mmioSeek(m_hmmio, m_ckRiff.dwDataOffset + sizeof(FOURCC),
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SEEK_SET))
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return TraceError(L"mmioSeek");
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// Search the input file for the 'data' chunk.
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m_ck.ckid = mmioFOURCC('d', 'a', 't', 'a');
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if (0 != mmioDescend(m_hmmio, &m_ck, &m_ckRiff, MMIO_FINDCHUNK))
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return TraceError(L"mmioDescend");
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return true;
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}
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bool MusicPlayer::_read(BYTE* pBuffer, DWORD dwSizeToRead)
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{
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MMIOINFO mmioinfoIn; // current status of m_hmmio
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if (0 != mmioGetInfo(m_hmmio, &mmioinfoIn, 0))
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return TraceError(L"mmioGetInfo");
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UINT cbDataIn = dwSizeToRead;
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if (cbDataIn > m_ck.cksize)
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cbDataIn = m_ck.cksize;
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m_ck.cksize -= cbDataIn;
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for (DWORD cT = 0; cT < cbDataIn; cT++)
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{
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// Copy the bytes from the io to the buffer.
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if (mmioinfoIn.pchNext == mmioinfoIn.pchEndRead)
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{
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if (0 != mmioAdvance(m_hmmio, &mmioinfoIn, MMIO_READ))
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return TraceError(L"mmioAdvance");
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if (mmioinfoIn.pchNext == mmioinfoIn.pchEndRead)
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return TraceError(L"mmioinfoIn.pchNext");
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}
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// Actual copy.
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*((BYTE*)pBuffer + cT) = *((BYTE*)mmioinfoIn.pchNext);
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mmioinfoIn.pchNext++;
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}
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if (0 != mmioSetInfo(m_hmmio, &mmioinfoIn, 0))
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return TraceError(L"mmioSetInfo");
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return true;
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}
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bool MusicPlayer::_findMediaFileCch(wchar_t* strDestPath, int cchDest, const wchar_t * strFilename)
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{
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bool bFound = false;
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if (nullptr == strFilename || nullptr == strDestPath || cchDest < 10)
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return false;
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// Get the exe name, and exe path
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wchar_t strExePath[MAX_PATH] = { 0 };
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wchar_t strExeName[MAX_PATH] = { 0 };
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wchar_t* strLastSlash = nullptr;
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GetModuleFileName(HINST_THISCOMPONENT, strExePath, MAX_PATH);
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strExePath[MAX_PATH - 1] = 0;
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strLastSlash = wcsrchr(strExePath, TEXT('\\'));
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if (strLastSlash)
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{
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wcscpy_s(strExeName, MAX_PATH, &strLastSlash[1]);
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// Chop the exe name from the exe path
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*strLastSlash = 0;
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// Chop the .exe from the exe name
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strLastSlash = wcsrchr(strExeName, TEXT('.'));
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if (strLastSlash)
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*strLastSlash = 0;
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}
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wcscpy_s(strDestPath, cchDest, strFilename);
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if (GetFileAttributes(strDestPath) != 0xFFFFFFFF)
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return true;
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// Search all parent directories starting at .\ and using strFilename as the leaf name
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wchar_t strLeafName[MAX_PATH] = { 0 };
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wcscpy_s(strLeafName, MAX_PATH, strFilename);
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wchar_t strFullPath[MAX_PATH] = { 0 };
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wchar_t strFullFileName[MAX_PATH] = { 0 };
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wchar_t strSearch[MAX_PATH] = { 0 };
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wchar_t* strFilePart = nullptr;
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GetFullPathName(L".", MAX_PATH, strFullPath, &strFilePart);
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if (strFilePart == nullptr)
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return false;
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while (strFilePart != nullptr && *strFilePart != '\0')
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{
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swprintf_s(strFullFileName, MAX_PATH, L"%s\\%s", strFullPath, strLeafName);
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if (GetFileAttributes(strFullFileName) != 0xFFFFFFFF)
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{
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wcscpy_s(strDestPath, cchDest, strFullFileName);
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bFound = true;
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break;
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}
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swprintf_s(strFullFileName, MAX_PATH, L"%s\\%s\\%s", strFullPath, strExeName, strLeafName);
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if (GetFileAttributes(strFullFileName) != 0xFFFFFFFF)
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{
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wcscpy_s(strDestPath, cchDest, strFullFileName);
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bFound = true;
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break;
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}
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swprintf_s(strSearch, MAX_PATH, L"%s\\..", strFullPath);
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GetFullPathName(strSearch, MAX_PATH, strFullPath, &strFilePart);
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}
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if (bFound)
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return true;
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// ʧ°Üʱ£¬½«Îļþ×÷Ϊ·¾¶·µ»Ø£¬Í¬Ê±Ò²·µ»Ø´íÎó´úÂë
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wcscpy_s(strDestPath, cchDest, strFilename);
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return false;
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}
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bool e2d::Music::preload(String strFilePath)
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{
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UINT nRet = strFilePath.getHashCode();
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if (GetMusicList().end() != GetMusicList().find(nRet))
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{
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return true;
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}
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else
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{
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MusicPlayer * pPlayer = new (std::nothrow) MusicPlayer();
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if (pPlayer->open(strFilePath))
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{
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pPlayer->setVolume(s_fMusicVolume);
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GetMusicList().insert(std::pair<UINT, MusicPlayer *>(nRet, pPlayer));
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return true;
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}
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else
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{
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delete pPlayer;
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pPlayer = nullptr;
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}
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}
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return false;
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}
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|
|
|
bool e2d::Music::play(String strFilePath, int nLoopCount)
|
|
{
|
|
if (Music::preload(strFilePath))
|
|
{
|
|
UINT nRet = strFilePath.getHashCode();
|
|
auto pMusic = GetMusicList()[nRet];
|
|
if (pMusic->play(nLoopCount))
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void e2d::Music::pause(String strFilePath)
|
|
{
|
|
if (strFilePath.isEmpty())
|
|
return;
|
|
|
|
UINT nRet = strFilePath.getHashCode();
|
|
|
|
if (GetMusicList().end() != GetMusicList().find(nRet))
|
|
GetMusicList()[nRet]->pause();
|
|
}
|
|
|
|
void e2d::Music::resume(String strFilePath)
|
|
{
|
|
if (strFilePath.isEmpty())
|
|
return;
|
|
|
|
UINT nRet = strFilePath.getHashCode();
|
|
|
|
if (GetMusicList().end() != GetMusicList().find(nRet))
|
|
GetMusicList()[nRet]->resume();
|
|
}
|
|
|
|
void e2d::Music::stop(String strFilePath)
|
|
{
|
|
if (strFilePath.isEmpty())
|
|
return;
|
|
|
|
UINT nRet = strFilePath.getHashCode();
|
|
|
|
if (GetMusicList().end() != GetMusicList().find(nRet))
|
|
GetMusicList()[nRet]->stop();
|
|
}
|
|
|
|
bool e2d::Music::isPlaying(String strFilePath)
|
|
{
|
|
if (strFilePath.isEmpty())
|
|
return false;
|
|
|
|
UINT nRet = strFilePath.getHashCode();
|
|
|
|
if (GetMusicList().end() != GetMusicList().find(nRet))
|
|
return GetMusicList()[nRet]->isPlaying();
|
|
|
|
return false;
|
|
}
|
|
|
|
double e2d::Music::getVolume()
|
|
{
|
|
return s_fMusicVolume;
|
|
}
|
|
|
|
void e2d::Music::setVolume(double fVolume)
|
|
{
|
|
s_fMusicVolume = min(max(static_cast<float>(fVolume), -224), 224);
|
|
for (auto pair : GetMusicList())
|
|
{
|
|
pair.second->setVolume(s_fMusicVolume);
|
|
}
|
|
}
|
|
|
|
void e2d::Music::pauseAll()
|
|
{
|
|
for (auto pair : GetMusicList())
|
|
{
|
|
pair.second->pause();
|
|
}
|
|
}
|
|
|
|
void e2d::Music::resumeAll()
|
|
{
|
|
for (auto pair : GetMusicList())
|
|
{
|
|
pair.second->resume();
|
|
}
|
|
}
|
|
|
|
void e2d::Music::stopAll()
|
|
{
|
|
for (auto pair : GetMusicList())
|
|
{
|
|
pair.second->stop();
|
|
}
|
|
}
|
|
|
|
IXAudio2 * e2d::Music::getIXAudio2()
|
|
{
|
|
return s_pXAudio2;
|
|
}
|
|
|
|
IXAudio2MasteringVoice * e2d::Music::getIXAudio2MasteringVoice()
|
|
{
|
|
return s_pMasteringVoice;
|
|
}
|
|
|
|
bool e2d::Music::__init()
|
|
{
|
|
HRESULT hr;
|
|
|
|
if (FAILED(hr = XAudio2Create(&s_pXAudio2, 0)))
|
|
{
|
|
WARN_IF(true, "Failed to init XAudio2 engine");
|
|
return false;
|
|
}
|
|
|
|
if (FAILED(hr = s_pXAudio2->CreateMasteringVoice(&s_pMasteringVoice)))
|
|
{
|
|
WARN_IF(true, "Failed creating mastering voice");
|
|
e2d::SafeReleaseInterface(&s_pXAudio2);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void e2d::Music::__uninit()
|
|
{
|
|
for (auto pair : GetMusicList())
|
|
{
|
|
pair.second->close();
|
|
delete pair.second;
|
|
}
|
|
|
|
GetMusicList().clear();
|
|
|
|
if (s_pMasteringVoice)
|
|
{
|
|
s_pMasteringVoice->DestroyVoice();
|
|
}
|
|
|
|
e2d::SafeReleaseInterface(&s_pXAudio2);
|
|
}
|