60 rivejä
1.9 KiB
C
60 rivejä
1.9 KiB
C
#ifndef midiFilePlay_h
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#define midiFilePlay_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef cmHandle_t cmMfpH_t;
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typedef cmRC_t cmMfpRC_t;
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typedef void (*cmMfpCallback_t)( void* userCbPtr, unsigned dmicros, const cmMidiTrackMsg_t* msgPtr );
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enum
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{
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kOkMfpRC = cmOkRC, // 0
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kInvalidHandleMfpRC, // 1
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kFileOpenFailMfpRC, // 2
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kInvalidFileMfpRC, // 3
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kMemAllocFailMfpRC, // 4
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kSmpteTickNotImpleMfpRC, // 5
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kEndOfFileMfpRC, // 6
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kSmpteTickNotImplMfpRC // 7
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};
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extern cmMfpH_t cmMfpNullHandle;
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cmMfpRC_t cmMfpCreate( cmMfpH_t* hp, cmMfpCallback_t cbFunc, void* userCbPtr, cmCtx_t* ctx );
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cmMfpRC_t cmMfpDestroy( cmMfpH_t* hp );
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bool cmMfpIsValid( cmMfpH_t h );
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// Load a MIDI file into the player. This MIDI file will be automatically
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// closed when a new file is loaded at a later time or the MIDI file player handle is destroyed.
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cmMfpRC_t cmMfpLoadFile( cmMfpH_t h, const char* fn );
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// Load a MIDI file into the player using a file owned by the host.
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// This file will NOT be closed when a new file is loaded at a later time
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// or the MIDI file player handle is destroyed.
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cmMfpRC_t cmMfpLoadHandle( cmMfpH_t h, cmMidiFileH_t mfH );
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// Reset the play position of the player to an offset in microseconds from
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// the beginning of the file. If there are no message at or after 'offsMicrosecs'
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// then the function will return kEndOfFileMfpRC.
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cmMfpRC_t cmMfpSeek( cmMfpH_t h, unsigned offsMicrosecs );
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// This is the driving clock call for the player. 'deltaMicroSecs' is the
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// elapsed time in microseconds since the last call to this function.
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// Call to 'cbFunc', as set in by cmMfpCreate() occur from this function.
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cmMfpRC_t cmMfpClock( cmMfpH_t h, unsigned deltaMicroSecs );
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cmMfpRC_t cmMfpTest( const char* fn, cmCtx_t* ctx );
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cmRC_t cmMfpTest2( const char* midiFn, const char* audioFn, cmCtx_t* ctx );
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#ifdef __cplusplus
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}
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#endif
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#endif
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