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有人知道如何讓 PPC 發出聲音嗎 RRS feed

  • 問題

  • 有人知道如何讓 PPC 發出聲音嗎?

    我是用C# 在 Visual 2005 平台開發  找了好久喔

    只有MDSN有說明 但是程式執行後也發不出聲音

    有人知道怎麼辦嘛??

     private byte[] m_soundBytes;
            private string m_fileName;
           
            private enum Flags
            {
                    SND_SYNC = 0x0000,  /* play synchronously (default) */
                    SND_ASYNC = 0x0001,  /* play asynchronously */
                    SND_NODEFAULT = 0x0002,  /* silence (!default) if sound not found */
                    SND_MEMORY = 0x0004,  /* pszSound points to a memory file */
                    SND_LOOP = 0x0008,  /* loop the sound until next sndPlaySound */
                    SND_NOSTOP = 0x0010,  /* don't stop any currently playing sound */
                    SND_NOWAIT = 0x00002000, /* don't wait if the driver is busy */
                    SND_ALIAS = 0x00010000, /* name is a registry alias */
                    SND_ALIAS_ID = 0x00110000, /* alias is a predefined ID */
                    SND_FILENAME = 0x00020000, /* name is file name */
                    SND_RESOURCE = 0x00040004  /* name is resource name or atom */
            }
           
            [DllImport("CoreDll.DLL", EntryPoint = "PlaySound", SetLastError = true)]
            private extern static int WCE_PlaySound(string szSound, IntPtr hMod, int flags);
           
            [DllImport("CoreDll.DLL", EntryPoint = "PlaySound", SetLastError = true)]
            private extern static int WCE_PlaySoundBytes(byte[] szSound, IntPtr hMod, int flags);

                /// <summary>
                /// Construct the Sound object to play sound data from the specified file.
                /// </summary>
            public Sound(string fileName)
            {
                m_fileName = fileName;
            }

                /// <summary>
                /// Construct the Sound object to play sound data from the specified stream.
                /// </summary>
            public Sound(Stream stream)
            {
                // read the data from the stream
                m_soundBytes = new byte[stream.Length];
                stream.Read(m_soundBytes, 0, (int)stream.Length);
            }

                /// <summary>
                /// Play the sound
                /// </summary>
            public void Play()
            {
                // if a file name has been registered, call WCE_PlaySound,
                //  otherwise call WCE_PlaySoundBytes
                if (m_fileName != null)
                    WCE_PlaySound(m_fileName, IntPtr.Zero, (int)(Flags.SND_ASYNC | Flags.SND_FILENAME));
                else
                    WCE_PlaySoundBytes(m_soundBytes, IntPtr.Zero, (int)(Flags.SND_ASYNC | Flags.SND_MEMORY));
            }

    2006年12月13日 下午 01:16

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