// 
// FMOD::Sound::setMusicChannelVolume from 0x1800a9eb0 to 0x1800aa022 (370 bytes)
// 
// 5 xrefs:
// > FMOD_Sound_SetMusicChannelVolume @ 0x1800c67d9
// > <???> @ 0x18018768c
// > <???> @ 0x1801876c0
// > <???> @ 0x180194348
// > <???> @ 0x1801fbdfc
// 
// This function is hookable on this platform!
// 
// Using BromaIDA 8.0.0 @ https://github.com/Stazzical/BromaIDA
// Using bindings at commit ba9f177b at Thu Jul 16 22:52:06 2026 from https://github.com/geode-sdk/bindings
// 

__int64 __fastcall FMOD::Sound::setMusicChannelVolume(__int64 a1, unsigned int a2)
{
  int v3; // ebp
  unsigned int v4; // esi
  int v5; // ebx
  int v6; // eax
  _DWORD *v8; // [rsp+30h] [rbp-148h] BYREF
  __int64 v9; // [rsp+38h] [rbp-140h] BYREF
  _BYTE v10[256]; // [rsp+40h] [rbp-138h] BYREF

  v9 = 0;
  v3 = a1;
  v4 = sub_1800E1460(a1, &v8, &v9);
  if ( !v4 )
  {
    if ( !v8[68] || v8[68] == 7 || v8[68] == 5 )
    {
      v4 = (*(__int64 (__fastcall **)(_DWORD *, _QWORD))(*(_QWORD *)v8 + 336LL))(v8, a2);
      if ( !v4 )
        goto LABEL_9;
    }
    else
    {
      v4 = 46;
    }
  }
  if ( *((char *)off_1801AED20 + 16) < 0 )
  {
    v5 = sub_1800F2EC0(v10, 256, a2);
    v6 = sub_1800F2F70(&v10[v5]);
    sub_1800F2F20(&v10[v6 + v5], (unsigned int)(256 - (v6 + v5)));
    sub_1800B20E0(v4, 5, v3, (unsigned int)"Sound::setMusicChannelVolume", (__int64)v10);
  }
LABEL_9:
  if ( v9 )
    sub_180102300(v9, 12);
  return v4;
}