66 wiersze
1.5 KiB
C
66 wiersze
1.5 KiB
C
#ifndef cmAudioBuf_h
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#define cmAudioBuf_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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//( {file_desc: "Obsolete audio buffer class. This class is superceded by cmApBuf."}
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enum
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{
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kOkBaRC = cmOkRC
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kBufOverunBaRC,
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kBufUnderunBaRC
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};
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enum
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{
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kInBaFl = 0x01,
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kOutBaFl = 0x02
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};
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typedef cmRC_t cmBaRC_t;
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cmBaRC_t cmAudioBufInit( cmCtx_t* ctx, unsigned devCnt );
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cmBaRC_t cmAudioBufFinal();
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cmBaRC_t cmAudioBufSetup(
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unsigned devIdx,
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unsigned cycleCnt,
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unsigned inSubDevCnt,
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unsigned inChCnt,
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unsigned inFrameCnt,
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unsigned outChCnt,
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unsigned outFrameCnt,
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unsigned outSubDevCnt );
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// Called from the audio driver within incoming samples to store (inPktArray)
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// and empty buffers (outPktArray) to fill with outgoin samples.
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cmBaRC_t cmAudioBufUpdate(
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cmApAudioPacket_t* inPktArray, ///< full audio packets from incoming audio (from ADC)
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unsigned inPktCnt, ///< count of incoming audio packets
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cmApAudioPacket_t* outPktArray, ///< empty audio packet for outgoing audio (to DAC)
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unsigned outPktCnt ///< count of outgoing audio packets
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);
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bool cmAudioBufIsDeviceReady( unsigned devIdx, unsigned flags );
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cmBaRC_t cmAudioBufGet(
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unsigned devIdx,
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unsigned flags,
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cmApAudioPacket_t* pktArray[],
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unsigned pktCnt );
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cmBaRC_t cmAudioBufAdvance( unsigned devIdx, unsigned flags );
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//)
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#ifdef __cplusplus
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}
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#endif
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#endif
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