{"id":4129,"date":"2018-06-03T12:13:14","date_gmt":"2018-06-03T04:13:14","guid":{"rendered":"http:\/\/www.bookcard.net\/wordpress\/?p=4129"},"modified":"2018-06-03T22:51:51","modified_gmt":"2018-06-03T14:51:51","slug":"directmusic","status":"publish","type":"post","link":"https:\/\/www.bookcard.net\/wordpress\/directmusic\/","title":{"rendered":"DirectMusic\u4e4b\u64ad\u653eMIDI"},"content":{"rendered":"
\"\"<\/a>
DirectMusic\u4e4b\u64ad\u653eMIDI<\/figcaption><\/figure>\n

DirectMusic\u4e3b\u8981\u7528\u65bc\u64ad\u653emidi\u6578\u64da,\u800c\u4e14\u4f60\u7121\u9700\u5beb\u5206\u6790\u5668.DirectMusic\u81ea\u52d5\u5b8c\u6210\u6240\u6709\u64cd\u4f5c,\u672c.\u6f14\u793a\u7a0b\u5f0f\u6309ALT\u9375\u5f48\u51faMENU\u518dOpen\u6253\u958bmidi\u97f3\u6a94.\u6309+\/-\u9375\u63a7\u5236\u97f3\u91cf.\u672c\u60f3\u7de8\u8b6fX64\u7248\u672c\u537b\u51fa\u73fe\u300eREGDB_E_CLASSNOTREG Class not registered.\u300f\u6240\u4ee5\u53ea\u6709x86\u7a0b\u5f0f\u4e0b\u8f09<\/a>:<\/p>\n

DirectMusic\u662f\u5efa\u57fa\u65bcDirectSound,\u4e0d\u904eDirectMusic\u6703\u5728Init()\u4e2d\u81ea\u555f\u52d5\u5b83.DirectMusic\u662fDirext\u4e2d\u7b2c\u4e00\u500b\u5b8c\u5168COM\u5316\u7d44\u4ef6,\u6240\u4ee5DirectMusic\u7121\u9700LIB\u5eab.\u53ea\u9700\u4ee5\u4e0b\u5e7e\u500b\u982d\u6587\u6a94.<\/p>\n

#include “..\\DirectX\\Include\\dmplugin.h”<\/p>\n

#include “..\\DirectX\\Include\\dmksctrl.h”<\/p>\n

#include “..\\DirectX\\Include\\dmusici.h”<\/p>\n

#include “..\\DirectX\\Include\\dmusicc.h”<\/p>\n

#include “..\\DirectX\\Include\\dmusicf.h”<\/p>\n

\u4f46\u5b89\u88dd\u6700\u65b0DXSDK\u5b89\u88dd\u5305(DX11),\u4ee5\u4e0a\u5e7e\u6587\u4ef6\u982d\u6587\u4ef6\u64da\u7136\u7a69\u5514\u5012.\u6211\u53ea\u53ef\u5728\u820a\u7248SDK\u62f7\u8c9d\u904e\u4f86\u5de5\u7a0b\u6587\u6a94\u4e0b.\u5982\u679c\u4f60\u628a\u6587\u6a94\u62f7\u8c9d\u5230\u5de5\u7a0b\u6a94\u6848\u4e0b\u9084\u9700\u8981\u5c0f\u5c0f\u4fee\u6539#include <dmplugin.h>\u6539\u70ba#include “dmplugin.h”<\/p>\n

\u800c\u7de8\u8b6f\u6642DirectMusic\u6709\u5927\u91cfGUID\u7121\u6cd5\u93c8\u63a5.\u51fa\u73feLNK2001\u4e0b\u932f\u8aa4.<\/p>\n

“\u932f\u8aa4\u00a0 LNK2001\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u7121\u6cd5\u89e3\u6790\u7684\u5916\u90e8\u7b26\u865f _CLSID_DirectMusicPerformance”<\/p>\n

\u53e4\u8a08\u662f\u5f9e”dxguid.lib”\u522a\u9664\u5de6.\u7121\u9700\u57f7\u8457\u9019\u4e9b\u5c0f\u554f\u984c.\u53ea\u8981\u81ea\u5df2\u52a0\u4e0a\u5373\u53ef.\u4f60\u9700\u8981\u521d\u6b64\u5316GUID\u5b8f\u6307\u4ee4<\/p>\n

#define INIT_GUID(name,l,w1,w2,b1,b2,b3,b4,b5,b6,b7,b8)\u00a0\u00a0 const GUID name = {l,w1,w2,{b1,b2,b3,b4,b5,b6,b7,b8}}<\/p>\n

\u4e26\u628a\u4e0b\u9762GUID\u8907\u88fd\u5230\u5168\u57df\u8b8a\u91cf<\/p>\n

INIT_GUID(CLSID_DirectMusicPerformance, 0xd2ac2881, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(CLSID_DirectMusicSegment,\u00a0\u00a0\u00a0\u00a0 0xd2ac2882, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(CLSID_DirectMusicSegmentState,0xd2ac2883, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(CLSID_DirectMusicGraph,\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0xd2ac2884, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(CLSID_DirectMusicStyle,\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0xd2ac288a, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(CLSID_DirectMusicChordMap,\u00a0\u00a0\u00a0 0xd2ac288f, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(CLSID_DirectMusicComposer,\u00a0\u00a0\u00a0 0xd2ac2890, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(CLSID_DirectMusicLoader,\u00a0\u00a0\u00a0\u00a0\u00a0 0xd2ac2892, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(CLSID_DirectMusicBand,\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0x79ba9e00, 0xb6ee, 0x11d1, 0x86, 0xbe, 0x0, 0xc0, 0x4f, 0xbf, 0x8f, 0xef);<\/p>\n

INIT_GUID(GUID_Download,\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0xd2ac28a7,0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(GUID_Unload,\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0xd2ac28a8,\u00a0 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(GUID_StandardMIDIFile,\u00a0\u00a0\u00a0 0x6621075, 0xe92e, 0x11d1, 0xa8, 0xc5, 0x0, 0xc0, 0x4f, 0xa3, 0x72, 0x6e);<\/p>\n

INIT_GUID(GUID_DirectMusicAllTypes, 0xd2ac2893, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(GUID_PerfMasterVolume,\u00a0\u00a0\u00a0 0xd2ac28b1, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(IID_IDirectMusicLoader, 0x2ffaaca2, 0x5dca, 0x11d2, 0xaf, 0xa6, 0x0, 0xaa, 0x0, 0x24, 0xd8, 0xb6);<\/p>\n

INIT_GUID(IID_IDirectMusicGetLoader, 0x68a04844, 0xd13d, 0x11d1, 0xaf, 0xa6, 0x0, 0xaa, 0x0, 0x24, 0xd8, 0xb6);<\/p>\n

INIT_GUID(IID_IDirectMusicObject, 0xd2ac28b5, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(IID_IDirectMusicSegment, 0xf96029a2, 0x4282, 0x11d2, 0x87, 0x17, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(IID_IDirectMusicSegmentState, 0xa3afdcc7, 0xd3ee, 0x11d1, 0xbc, 0x8d, 0x0, 0xa0, 0xc9, 0x22, 0xe6, 0xeb);<\/p>\n

INIT_GUID(IID_IDirectMusicPerformance, 0x7d43d03, 0x6523, 0x11d2, 0x87, 0x1d, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(IID_IDirectMusicGraph, 0x2befc277, 0x5497, 0x11d2, 0xbc, 0xcb, 0x0, 0xa0, 0xc9, 0x22, 0xe6, 0xeb);<\/p>\n

INIT_GUID(IID_IDirectMusicStyle, 0xd2ac28bd, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(IID_IDirectMusicChordMap, 0xd2ac28be, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(IID_IDirectMusicComposer, 0xd2ac28bf, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(IID_IDirectMusicBand, 0xd2ac28c0, 0xb39b, 0x11d1, 0x87, 0x4, 0x0, 0x60, 0x8, 0x93, 0xb1, 0xbd);<\/p>\n

INIT_GUID(IID_IDirectMusicLoader8, 0x19e7c08c, 0xa44, 0x4e6a, 0xa1, 0x16, 0x59, 0x5a, 0x7c, 0xd5, 0xde, 0x8c);<\/p>\n

INIT_GUID(IID_IDirectMusicPerformance8, 0x679c4137, 0xc62e, 0x4147, 0xb2, 0xb4, 0x9d, 0x56, 0x9a, 0xcb, 0x25, 0x4c);<\/p>\n

INIT_GUID(IID_IDirectMusicSegment8, 0xc6784488, 0x41a3, 0x418f, 0xaa, 0x15, 0xb3, 0x50, 0x93, 0xba, 0x42, 0xd4);<\/p>\n

INIT_GUID(IID_IDirectMusicSegmentState8, 0xa50e4730, 0xae4, 0x48a7, 0x98, 0x39, 0xbc, 0x4, 0xbf, 0xe0, 0x77, 0x72);<\/p>\n

INIT_GUID(IID_IDirectMusicStyle8, 0xfd24ad8a, 0xa260, 0x453d, 0xbf, 0x50, 0x6f, 0x93, 0x84, 0xf7, 0x9, 0x85);<\/p>\n\n\n\n\n\n\n\n\n\n\n
\u63a5\u53e3\u5c0d\u50cf<\/td>\n\u7c21\u4ecb<\/td>\n<\/tr>\n
IDirectMusic<\/td>\n\u4f60\u7121\u9700\u81ea\u5df2\u5275\u5efaDirectMusic,\u56e0\u70ba\u5979\u6703\u81ea\u52d5\u5275\u5efa<\/td>\n<\/tr>\n
IDirectMusicPerformance<\/td>\n\u5c0dMIDI\u64ad\u653e\u9032\u884c\u63a7\u5236,\u69cb\u5efa\u8a72\u5c0d\u8c61\u6642\u540c\u6642\u5275\u5efaIDirectMusic<\/td>\n<\/tr>\n
IDirectMusicLoader<\/td>\n\u7528\u65bc\u52a0\u8f09\u97f3\u983b\u6587\u6a94,\u5982MIDI.\u9019\u6a23\u4f60\u4ee5\u64c1\u6709MIDI\u7684\u8f09\u5165\u5668<\/td>\n<\/tr>\n
IDirectMusicSegment<\/td>\nSegment\u4ee3\u8868\u97f3\u6a02\u6578\u64da\u584a<\/td>\n<\/tr>\n
IDirectMusicSegmentState<\/td>\n\u6578\u64da\u584a\u72c0\u614b<\/td>\n<\/tr>\n
IDirectMusicProt<\/td>\nMIDI\u97f3\u6a02\u8f38\u51fa\u786c\u4ef6\u8a2d\u5099.\u5fae\u8edf\u5408\u6210\u5668<\/td>\n<\/tr>\n
IDirectMusic<\/td>\n\u64c1\u6709\u4e00\u500bDSP(Digital Signal Processing)MIDI\u6578\u5b57\u5be6\u6642\u8f49\u63db\u5668<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4e0b\u9762\u662fIDirectMusic\u64ad\u653eMIDI\u4ee3\u78bc\u7c21\u4ecb:<\/p>\n

1.\u9996\u5148\u4f60\u5fc5\u9808\u521d\u6b64\u5316COM<\/p>\n

CoInitialize(NULL);<\/p>\n

2.\u5275\u5efaDirectMusicPerformance\u63a5\u53e3<\/p>\n

IDirectMusicPerformance\u00a0\u00a0\u00a0 *DirectMusic_Performance = NULL;<\/p>\n

CoCreateInstance(CLSID_DirectMusicPerformance,NULL, CLSCTX_INPROC,\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 IID_IDirectMusicPerformance,(LPVOID*)&DirectMusic_Performance);<\/p>\n

3.\u521d\u6b64\u5316 DirectMusicPerformance\u8a2d\u7f6e\u70baaudiopath,\u81ea\u52d5\u69cb\u5efaIDirectMusic\u548cIDirectSound\u63a5\u53e3<\/p>\n

DirectMusic_Performance->Init(NULL, NULL, hWnd);<\/p>\n

4.\u589e\u52a0\u6578\u5b57\u8f38\u51fa\u64ad\u653e\u7aef\u53e3,\u4f7f\u7528\u5fae\u8edf\u5408\u6210\u5668\u4f5c\u70ba\u9ed8\u8a8d\u8a2d\u5099<\/p>\n

DirectMusic_Performance->AddPort(NULL);<\/p>\n

5.\u5275\u5efaMIDI\u8f09\u5165\u5668<\/p>\n

IDirectMusicLoader\u00a0 * DirectMusic_Loader = NULL;<\/p>\n

CoCreateInstance(CLSID_DirectMusicLoader,NULL,CLSCTX_INPROC,\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 IID_IDirectMusicLoader8,(LPVOID*)&DirectMusic_Loader);<\/p>\n

6.\u4f60\u9700\u8981\u5728\u521d\u6b64\u5316\u6642\u8a2d\u5b9a\u97f3\u91cf<\/p>\n

long volume = DMUS_VOLUME_MAX;<\/p>\n

DirectMusic_Performance->SetGlobalParam(GUID_PerfMasterVolume, &volume, sizeof(long));<\/p>\n

7.\u8f09\u5165midi\u97f3\u6a94. DirectMusic\u975e\u5e38\u8070\u9762.\u4f60\u53ea\u9700\u7d66\u51fa\u300e\u8def\u5f91\u300f\u548c\u300e\u6587\u6a94\u540d\u300f\u5373\u53ef\u5b8c\u6210MIDI\u8f09\u5165<\/p>\n

DMUS_OBJECTDESC objdesc;<\/p>\n

memset(&objdesc, 0, sizeof(DMUS_OBJECTDESC));\/\/ \u6e05\u96f6<\/p>\n

objdesc.dwSize = sizeof(DMUS_OBJECTDESC);<\/p>\n

objdesc.guidClass = CLSID_DirectMusicSegment;<\/p>\n

objdesc.dwValidData = DMUS_OBJ_CLASS | DMUS_OBJ_FILENAME;<\/p>\n

8.Utf8\u8f49\u63db\u70baUNICODE\u5bec\u5b57\u7b26<\/p>\n

MultiByteToWideChar(CP_UTF8, NULL, filename, (int)strlen(filename), objdesc.wszFileName, DMUS_MAX_FILENAME);\/\/\u6587\u6a94\u540d<\/p>\n

MultiByteToWideChar(CP_UTF8, NULL, category, (int)strlen(category), objdesc.wszCategory, DMUS_MAX_CATEGORY);\/\/\u8def\u5f91<\/p>\n

9.\u8a2d\u7f6e\u7576\u524d\u641c\u7d22\u76ee\u9304<\/p>\n

hResult = DirectMusic_Loader->SetSearchDirectory(GUID_DirectMusicAllTypes, objdesc.wszCategory, false);<\/p>\n

10.\u5982\u679cMIDI\u97f3\u6a94\u7de8\u8b6f\u9032\u8cc7\u6e90\u6587\u6a94(resource)<\/a>\u6216\u8005\u81ea\u5df2\u8b80\u53d6MIDI\u97f3\u6a94\u6578\u64da<\/p>\n

objdesc.dwValidData = DMUS_OBJ_CLASS | DMUS_OBJ_MEMORY;<\/p>\n

objdesc.pbMemData = data;\/\/\u6307\u5411midi\u6578\u64da<\/p>\n

objdesc.llMemLength = size;\/\/ \u6578\u64da\u9577\u5ea6<\/p>\n

11.\u7372\u53d6IDirectMusicSegment\u97f3\u8272\u5eab\u63a5\u53e3,\u4e26\u81ea\u52d5\u8f09\u5165midi\u6578\u64da<\/p>\n

IDirectMusicSegment\u00a0\u00a0\u00a0\u00a0\u00a0 * segment;<\/p>\n

DirectMusic_Loader->GetObject(&objdesc,IID_IDirectMusicSegment,(void**)&segment);<\/p>\n

12.\u6307\u5b9a\u97f3\u8272\u5eabsegment<\/p>\n

segment->SetParam(GUID_StandardMIDIFile,-1,0,0,DirectMusic_Performance);<\/p>\n

13.\u5c07\u97f3\u8272\u5eabsegment\u8f09\u5165\u5230IDirectMusicPerformance<\/p>\n

segment->SetParam(GUID_Download, -1, 0, 0, DirectMusic_Performance);<\/p>\n

14.\u8a2d\u7f6e\u5faa\u74b0\u64ad\u653e<\/p>\n

segment->SetRepeats(DMUS_SEG_REPEAT_INFINITE);<\/p>\n

15.\u55ae\u6b21\u5faa\u74b0\u64ad\u653e<\/p>\n

midi->segment->SetRepeats(0);<\/p>\n

16.\u7d42\u65bc\u53ef\u4ee5\u64ad\u653eMIDI\u97f3\u6a94<\/p>\n

IDirectMusicSegmentState * segstate;<\/p>\n

DirectMusic_Performance->PlaySegment(segment,0,0, &segstate);<\/p>\n

17.\u505c\u6b62MIDI\u64ad\u653e<\/p>\n

DirectMusic_Performance->Stop(segment, NULL, 0, 0);<\/p>\n

18.\u79a6\u8f09DLS\u6a02\u5668\u6bb5<\/p>\n

segment->SetParam(GUID_Unload, -1, 0, 0, (void*)DirectMusic_Performance);<\/p>\n

19.\u91cb\u653e\u6307\u5b9aMIDI\u97f3\u6a02\u6bb5.<\/p>\n

segment->Release();<\/p>\n

20.\u505c\u6b62\u64ad\u653e\u6240\u6709\u7684MIDI\u97f3\u6a02\u6bb5<\/p>\n

DirectMusic_Performance->Stop(NULL,NULL, 0, 0);<\/p>\n

21.\u95dc\u9589IDirectMusicPerformance\u5c0d\u50cf.<\/p>\n

DirectMusic_Performance->CloseDown();<\/p>\n

22.\u91cb\u653eIDirectMusicPerformance\u5c0d\u50cf.<\/p>\n

DirectMusic_Performance->Release();<\/p>\n

23.\u91cb\u653e\u8f09\u5165\u5668.<\/p>\n

DirectMusic_Loader->Release();<\/p>\n","protected":false},"excerpt":{"rendered":"

DirectMusic\u4e3b\u8981\u7528\u65bc\u64ad\u653emidi\u6578\u64da,\u800c\u4e14\u4f60\u7121\u9700\u5beb\u5206\u6790\u5668.DirectMusic\u81ea\u52d5\u5b8c\u6210\u6240\u6709\u64cd\u4f5c,\u672c … <\/p>\n

\u7e7c\u7e8c\u95b1\u8b80 DirectMusic\u4e4b\u64ad\u653eMIDI<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[51],"tags":[52],"class_list":["post-4129","post","type-post","status-publish","format-standard","hentry","category-windows","tag-directx","entry"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/4129","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/comments?post=4129"}],"version-history":[{"count":1,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/4129\/revisions"}],"predecessor-version":[{"id":4132,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/4129\/revisions\/4132"}],"wp:attachment":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/media?parent=4129"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/categories?post=4129"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/tags?post=4129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}