128 lines
4.6 KiB
C
Executable file
128 lines
4.6 KiB
C
Executable file
/*
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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#ifndef _MIDISEQ_H
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#define _MIDISEQ_H
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#include "global.h"
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#include "midifile.h"
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#define VERSION_MINOR 0x00
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#define VERSION_MAJOR 0x04
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#define SEQ_VERSION ((DWORD)(WORD)((BYTE)VERSION_MINOR | (((WORD)(BYTE)VERSION_MAJOR) << 8)))
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#define SEQ_F_EOF 0x00000001L
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#define SEQ_F_COLONIZED 0x00000002L
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#define SEQ_F_WAITING 0x00000004L
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#define SEQ_S_NOFILE 0
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#define SEQ_S_OPENED 1
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#define SEQ_S_PREROLLING 2
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#define SEQ_S_PREROLLED 3
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#define SEQ_S_PLAYING 4
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#define SEQ_S_PAUSED 5
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#define SEQ_S_STOPPING 6
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#define SEQ_S_RESET 7
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typedef struct tag_preroll
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{
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TICKS tkBase;
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TICKS tkEnd;
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} PREROLL,
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FAR *LPPREROLL;
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typedef struct tag_seq NEAR* PSEQ;
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typedef struct tag_seq
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{
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DWORD cBuffer; /* Number of streaming buffers to alloc */
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DWORD cbBuffer; /* Size of each streaming buffer */
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LPSTR pstrFile; /* Pointer to filename to open */
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UINT uDeviceID; /* Requested MIDI device ID for MMSYSTEM */
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UINT uMCIDeviceID; /* Our MCI device ID given to us */
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UINT uMCITimeFormat; /* Current time format */
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UINT uMCITimeDiv; /* MCI_SEQ_DIV_xxx for current file */
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HWND hWnd; /* Where to post MMSG_DONE when done playing */
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UINT uState; /* Sequencer state (SEQ_S_xxx) */
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TICKS tkLength; /* Length of longest track */
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DWORD cTrk; /* Number of tracks */
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MMRESULT mmrcLastErr; /* Error return from last sequencer operation */
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PSEQ pNext; /* Link to next PSEQ */
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HSMF hSmf; /* Handle to open file */
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HMIDIOUT hmidi; /* Handle to open MIDI device */
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DWORD dwTimeDivision; /* File time division */
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LPBYTE lpbAlloc; /* Streaming buffers -- initial allocation */
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LPMIDIHDR lpmhFree; /* Streaming buffers -- free list */
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LPMIDIHDR lpmhPreroll; /* Streaming buffers -- preroll buffer */
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DWORD cbPreroll; /* Streaming buffers -- size of lpmhPreroll */
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UINT uBuffersInMMSYSTEM; /* Streaming buffers -- in use */
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TICKS tkBase; /* Where playback started from in stream */
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TICKS tkEnd; /* Where playback should end */
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DWORD fdwSeq; /* Various sequencer flags */
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} SEQ,
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NEAR *PSEQ;
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/* sequence.c
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*/
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MMRESULT FNLOCAL seqAllocBuffers(
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PSEQ pseq);
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VOID FNLOCAL seqFreeBuffers(
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PSEQ pseq);
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MMRESULT FNLOCAL seqOpenFile(
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PSEQ pseq);
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MMRESULT FNLOCAL seqCloseFile(
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PSEQ pseq);
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MMRESULT FNLOCAL seqPreroll(
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PSEQ pseq,
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LPPREROLL lppreroll);
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MMRESULT FNLOCAL seqStart(
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PSEQ pseq);
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MMRESULT FNLOCAL seqPause(
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PSEQ pseq);
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MMRESULT FNLOCAL seqRestart(
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PSEQ pseq);
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MMRESULT FNLOCAL seqStop(
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PSEQ pseq);
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MMRESULT FNLOCAL seqTime(
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PSEQ pseq,
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PTICKS pTicks);
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TICKS FNLOCAL seqMillisecsToTicks(
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PSEQ pseq,
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DWORD msOffset);
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DWORD FNLOCAL seqTicksToMillisecs(
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PSEQ pseq,
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TICKS tkOffset);
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#endif
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