mciSendString检查音乐是否正在播放

#include <windows.h>
#include <mmsystem.h>

bool IsMusicPlaying()
{
    MCI_STATUS_PARMS statusParams;
    char statusBuffer[128];

    statusParams.dwItem = MCI_STATUS_MODE;
    statusParams.dwCallback = NULL;
    statusParams.dwReturn = (DWORD_PTR)statusBuffer;
    statusParams.dwSize = sizeof(statusBuffer);

    if (mciSendString("status mediafile mode", statusBuffer, sizeof(statusBuffer), NULL) == 0)
    {
        if (strcmp(statusBuffer, "playing") == 0)
        {
            return true;
        }
    }

    return false;
}