新建 文本文档.txt

在BREW平台下开发,用C语言写的适合作业,是实现声音接口的小程序,

// Status type is returned in callback functions to indicate events
// and return data to client.
enum {
   AEE_SOUNDPLAYER_UNKNOWN,            //0 Unknown status
   AEE_SOUNDPLAYER_SUCCESS,            // 1   Request is accepted
   AEE_SOUNDPLAYER_REWIND,             // 2  Playback is currently rewinding
   AEE_SOUNDPLAYER_FFORWARD,           // 3  Playback is currently fast forwarding
   AEE_SOUNDPLAYER_PAUSE,              // 4  Playback is currently paused
   AEE_SOUNDPLAYER_RESUME,             // 5  Playback has resumed
   AEE_SOUNDPLAYER_TEMPO,              // 6  Playback tempo changed
   AEE_SOUNDPLAYER_TUNE,               // 7  Playback tune changed
   AEE_SOUNDPLAYER_PAN,                // 8  Playback stereo pan changed
   AEE_SOUNDPLAYER_AUDIO_SPEC,         // 9  Audio spec information
   AEE_SOUNDPLAYER_TICK_UPDATE,        // 10 One second update during playback
   AEE_SOUNDPLAYER_DATA_ACCESS_DELAY,  // 11 Playback is being delayed by data access
   AEE_SOUNDPLAYER_ABORTED,            // 12 Command was aborted
   AEE_SOUNDPLAYER_REPEAT,             // 13 Sound repeating
   AEE_SOUNDPLAYER_DONE,               // 14 Command has been carried out
   AEE_SOUNDPLAYER_FAILURE,            // 15 Error occured with this request
   AEE_SOUNDPLAYER_LAST
};
#ifdef AEE_SIMULATOR

enum {
   AEE_SOUNDPLAYER_STATUS_CB, // 0 for SoundPlayer status
   AEE_SOUNDPLAYER_PLAY_CB,   // 1 for Play status
   AEE_SOUNDPLAYER_TIME_CB,   // 2 for get time status
   AEE_SOUNDPLAYER_SOUND_CB,  // 3 for sound status
   AEE_SOUNDPLAYER_VOLUME_CB  // 4 for get volume status
};
#ifdef AEE_SIMULATOR
typedef unsigned AEESoundPlayerCmd;
#else
typedef int8 AEESoundPlayerCmd;
#endif