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Fixed MIDI output to file and some minor changes

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This commit is contained in:
Volker Ruppert 2013-11-14 18:11:23 +00:00
parent d75a04b48d
commit c64dceadb4
1 changed files with 11 additions and 11 deletions
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8
bochs/iodev/sound/sb16.cc
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@ -3075,6 +3075,7 @@ void bx_sb16_c::writemidicommand(int command, int length, Bit8u data[])
return;
} else if ((BX_SB16_THIS midimode == 2) ||
(BX_SB16_THIS midimode == 3)) {
if (MIDIDATA == NULL) {
MIDIDATA = fopen(SIM->get_param_string("midi", base)->getptr(),"wb");
if (MIDIDATA == NULL) {
writelog (MIDILOG(2), "Error opening file %s. Midimode disabled.",
@ -3084,6 +3085,7 @@ void bx_sb16_c::writemidicommand(int command, int length, Bit8u data[])
initmidifile();
}
}
}
if (BX_SB16_THIS midimode < 2)
return;
@ -3273,7 +3275,7 @@ void bx_sb16_c::finishmidifile()
} metatrackend = { 0, 0xff, 0x2f, 0 };
// Meta event track end (0xff 0x2f 0x00) plus leading delta time
fwrite(&metatrackend, 1, sizeof metatrackend, MIDIDATA);
fwrite(&metatrackend, 1, sizeof(metatrackend), MIDIDATA);
Bit32u tracklen = ftell(MIDIDATA);
if (tracklen < 0)
@ -3284,9 +3286,7 @@ void bx_sb16_c::finishmidifile()
fseek(MIDIDATA, 22 - 4, SEEK_SET);
// value has to be in big endian
#ifdef BX_LITTLE_ENDIAN
tracklen = (tracklen << 24) | (tracklen >> 24) |
((tracklen & 0x00ff0000) >> 8) |
((tracklen & 0x0000ff00) << 8);
tracklen = bx_bswap32(tracklen);
#endif
fwrite(&tracklen, 4, 1, MIDIDATA);
}