[133] | 1 | //////////////////////////////////////////////////////////// |
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| 2 | // Copyright (C) Roman Ryltsov, 2012 |
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| 3 | // Created by Roman Ryltsov roman@alax.info |
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| 4 | // |
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| 5 | // $Id: PlayMp3File.cpp 138 2012-10-16 19:32:20Z roman $ |
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| 6 | |
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| 7 | #include "stdafx.h" |
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| 8 | #include <dshow.h> |
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| 9 | #include <dshowasf.h> |
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| 10 | #include <atlcom.h> |
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| 11 | |
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| 12 | #pragma comment(lib, "strmiids.lib") |
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| 13 | |
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[138] | 14 | #define V(x) ATLVERIFY(SUCCEEDED(x)) |
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| 15 | |
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[133] | 16 | int _tmain(int argc, _TCHAR* argv[]) |
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| 17 | { |
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| 18 | static LPCTSTR g_pszPath = _T("F:\\Music\\Cher - Walking In Memphis.mp3"); |
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[138] | 19 | V(CoInitialize(NULL)); |
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[133] | 20 | { |
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| 21 | CComPtr<IGraphBuilder> pGraphBuilder; |
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[138] | 22 | V(pGraphBuilder.CoCreateInstance(CLSID_FilterGraph)); |
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[133] | 23 | // NOTE: A simpler version is good for the files you are sure of that they don't have too much of ID3 tags on the header: |
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| 24 | // with a large headers the files might be rejected; the longer versions takes all .MP3 files |
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| 25 | #if TRUE |
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| 26 | CComPtr<IBaseFilter> pBaseFilter; |
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[138] | 27 | V(pBaseFilter.CoCreateInstance(CLSID_WMAsfReader)); |
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[133] | 28 | CComQIPtr<IFileSourceFilter> pFileSourceFilter = pBaseFilter; |
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| 29 | ATLASSERT(pFileSourceFilter); |
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[138] | 30 | V(pFileSourceFilter->Load(CT2COLE(g_pszPath), NULL)); |
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| 31 | V(pGraphBuilder->AddFilter(pBaseFilter, NULL)); |
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[133] | 32 | CComPtr<IEnumPins> pEnumPins; |
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[138] | 33 | V(pBaseFilter->EnumPins(&pEnumPins)); |
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[133] | 34 | CComPtr<IPin> pPin; |
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| 35 | ATLVERIFY(pEnumPins->Next(1, &pPin, NULL) == S_OK); |
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[138] | 36 | V(pGraphBuilder->Render(pPin)); |
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[133] | 37 | #else |
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[138] | 38 | V(pGraphBuilder->RenderFile(CT2CW(g_pszPath), NULL))); |
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[133] | 39 | #endif |
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| 40 | CComQIPtr<IMediaControl> pMediaControl = pGraphBuilder; |
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| 41 | CComQIPtr<IMediaEvent> pMediaEvent = pGraphBuilder; |
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| 42 | ATLASSERT(pMediaControl && pMediaEvent); |
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[138] | 43 | V(pMediaControl->Run()); |
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[133] | 44 | LONG nEventCode = 0; |
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[138] | 45 | V(pMediaEvent->WaitForCompletion(INFINITE, &nEventCode)); |
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[133] | 46 | } |
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| 47 | CoUninitialize(); |
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| 48 | return 0; |
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| 49 | } |
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| 50 | |
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