[C#] Windows 多媒體Library 資料

專案須建立一測試程式，並須使用喇叭（WaveOut）、麥克風(WaveIn)作為聲音傳遞使用。

目前使用為函式庫為”winmm.dll” ，window multimedia library 。紀錄一下主要使用函數列表與網站資料。

Multimedia Reference

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Waveform Audio Reference

This section lists the functions, structures, and messages associated with waveform audio, which are documented under Multimedia Reference. These elements are grouped as follows.

Auxiliary Devices

• AUXCAPS
• auxGetDevCaps
• auxGetNumDevs
• auxGetVolume
• auxOutMessage
• auxSetVolume

Easy Playback

• PlaySound
• sndPlaySound

Errors

• waveInGetErrorText
• waveOutGetErrorText

Opening and Closing

• PCMWAVEFORMAT
• MM_WIM_CLOSE
• MM_WIM_OPEN
• MM_WOM_CLOSE
• MM_WOM_OPEN
• WAVEFORMAT
• WAVEFORMATEX
• waveInClose
• waveInProc
• waveInOpen
• waveOutClose
• waveOutProc
• waveOutOpen
• WIM_CLOSE
• WIM_OPEN
• WOM_CLOSE
• WOM_OPEN

Pitch

• waveOutGetPitch
• waveOutSetPitch

Playback Rate

• waveOutGetPlaybackRate
• waveOutSetPlaybackRate

Playback Progress

• MM_WOM_DONE
• waveOutBreakLoop
• waveOutPause
• waveOutReset
• waveOutRestart
• WOM_DONE

Playing

• MM_WOM_DONE
• WAVEHDR
• waveOutPrepareHeader
• waveOutUnprepareHeader
• waveOutWrite
• WOM_DONE

Querying a Device

• WAVEINCAPS
• waveInGetDevCaps
• waveInGetNumDevs
• WAVEOUTCAPS
• waveOutGetDevCaps
• waveOutGetNumDevs

Recording

• MM_WIM_DATA
• waveInAddBuffer
• waveInPrepareHeader
• waveInReset
• waveInStart
• waveInStop
• waveInUnprepareHeader
• WIM_DATA

Retrieving Device Identifiers

• waveInGetID
• waveOutGetID

Retrieving the Current Position

• waveInGetPosition
• waveOutGetPosition

Sending Custom Messages

• waveInMessage
• waveOutMessage

Volume

• waveOutGetVolume
• waveOutSetVolume

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Audio Streaming Sample Code

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