79 lines
1.9 KiB
C++
79 lines
1.9 KiB
C++
#pragma once
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#include "objlist_class.h"
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struct midi_struct
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{
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DWORD Magic;
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DWORD DwTimeFormat;
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DWORD CbMaxBuffer;
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DWORD DwFlagsFormat;
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midihdr_tag* DataPtr1;
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HMIDISTRM StreamHandle;
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int SomeFlag2;
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int BlockCount;
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int PreparedBlocksCount;
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};
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#pragma pack(push)
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#pragma pack(1)
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struct riff_block
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{
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DWORD TkStart;
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DWORD CbBuffer;
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char AData[4];
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};
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struct riff_data
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{
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DWORD Data;
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DWORD DataSize;
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DWORD BlocksPerChunk;
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riff_block Blocks[1];
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};
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struct riff_header
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{
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DWORD Riff;
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DWORD FileSize;
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DWORD Mids;
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DWORD Fmt;
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DWORD FmtSize;
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DWORD dwTimeFormat;
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DWORD cbMaxBuffer;
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DWORD dwFlags;
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riff_data Data;
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};
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static_assert(sizeof(riff_block) == 0xC, "Wrong size of riff_block");
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static_assert(sizeof(riff_data) == 0x18, "Wrong size of riff_data");
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static_assert(sizeof(riff_header) == 0x38, "Wrong size of riff_header");
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#pragma pack(pop)
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class midi
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{
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public:
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static MCIERROR play_pb_theme(int flag);
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static MCIERROR music_stop();
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static int music_init(HWND hwnd);
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static MCIERROR restart_midi_seq(LPARAM param);
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static void music_shutdown();
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private:
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static Mix_Music* currentMidi;
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static objlist_class<midi_struct>* TrackList;
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static midi_struct *track1, *track2, *track3, *active_track, *active_track2;
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static int some_flag1;
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static int music_init_ft(HWND hwnd);
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static void music_shutdown_ft();
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static midi_struct* load_track(LPCSTR fileName);
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static int load_file(midi_struct** midi_res, void* filePtrOrPath, int fileSizeP, int flags);
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static int read_file(midi_struct* midi, riff_header* filePtr, unsigned int fileSize);
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static int play_ft(midi_struct* midi);
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static int stop_ft();
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static int unload_track(midi_struct* midi);
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static int stream_open(midi_struct* midi, char flags);
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static int stream_close(midi_struct* midi);
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static void CALLBACK midi_callback(HMIDIOUT hmo, UINT wMsg, DWORD_PTR dwInstance, DWORD_PTR dwParam1,
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DWORD_PTR dwParam2);
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};
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