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FFMPEG_DEMO
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AudioDecode
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AudioDecoder
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lib
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RtAudio
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include
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asiodrvr.h

asiodrvr.h 2.2 KB
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  1. /*
    2. 

  2. 	Steinberg Audio Stream I/O API
    3. 

  3. 	(c) 1996, Steinberg Soft- und Hardware GmbH
    4. 

  4. 	charlie (May 1996)
    5. 

  5. 

  6. 	asiodrvr.h
    7. 

  7. 	c++ superclass to implement asio functionality. from this,
    8. 

  8. 	you can derive whatever required
    9. 

  9. */
    10. 

  10. 

  11. #ifndef _asiodrvr_
    12. 

  12. #define _asiodrvr_
    13. 

  13. 

  14. // cpu and os system we are running on
    15. 

  15. #include "asiosys.h"
    16. 

  16. // basic "C" interface
    17. 

  17. #include "asio.h"
    18. 

  18. 

  19. class AsioDriver;
    20. 

  20. extern AsioDriver *getDriver();		// for generic constructor 
    21. 

  21. 

  22. #if WINDOWS
    23. 

  23. #include <WinSock2.h>
    24. 

  24. #include <Windows.h>
    25. 

  25. #include "combase.h"
    26. 

  26. #include "iasiodrv.h"
    27. 

  27. class AsioDriver : public IASIO ,public CUnknown
    28. 

  28. {
    29. 

  29. public:
    30. 

  30. 	AsioDriver(LPUNKNOWN pUnk, HRESULT *phr);
    31. 

  31. 

  32. 	DECLARE_IUNKNOWN
    33. 

  33. 	// Factory method
    34. 

  34. 	static CUnknown *CreateInstance(LPUNKNOWN pUnk, HRESULT *phr);
    35. 

  35. 	// IUnknown
    36. 

  36. 	virtual HRESULT STDMETHODCALLTYPE NonDelegatingQueryInterface(REFIID riid,void **ppvObject);
    37. 

  37. 

  38. #else
    39. 

  39. 

  40. class AsioDriver
    41. 

  41. {
    42. 

  42. public:
    43. 

  43. 	AsioDriver();
    44. 

  44. #endif
    45. 

  45. 	virtual ~AsioDriver();
    46. 

  46. 

  47. 	virtual ASIOBool init(void* sysRef);
    48. 

  48. 	virtual void getDriverName(char *name);	// max 32 bytes incl. terminating zero
    49. 

  49. 	virtual long getDriverVersion();
    50. 

  50. 	virtual void getErrorMessage(char *string);	// max 124 bytes incl.
    51. 

  51. 

  52. 	virtual ASIOError start();
    53. 

  53. 	virtual ASIOError stop();
    54. 

  54. 

  55. 	virtual ASIOError getChannels(long *numInputChannels, long *numOutputChannels);
    56. 

  56. 	virtual ASIOError getLatencies(long *inputLatency, long *outputLatency);
    57. 

  57. 	virtual ASIOError getBufferSize(long *minSize, long *maxSize,
    58. 

  58. 		long *preferredSize, long *granularity);
    59. 

  59. 

  60. 	virtual ASIOError canSampleRate(ASIOSampleRate sampleRate);
    61. 

  61. 	virtual ASIOError getSampleRate(ASIOSampleRate *sampleRate);
    62. 

  62. 	virtual ASIOError setSampleRate(ASIOSampleRate sampleRate);
    63. 

  63. 	virtual ASIOError getClockSources(ASIOClockSource *clocks, long *numSources);
    64. 

  64. 	virtual ASIOError setClockSource(long reference);
    65. 

  65. 

  66. 	virtual ASIOError getSamplePosition(ASIOSamples *sPos, ASIOTimeStamp *tStamp);
    67. 

  67. 	virtual ASIOError getChannelInfo(ASIOChannelInfo *info);
    68. 

  68. 

  69. 	virtual ASIOError createBuffers(ASIOBufferInfo *bufferInfos, long numChannels,
    70. 

  70. 		long bufferSize, ASIOCallbacks *callbacks);
    71. 

  71. 	virtual ASIOError disposeBuffers();
    72. 

  72. 

  73. 	virtual ASIOError controlPanel();
    74. 

  74. 	virtual ASIOError future(long selector, void *opt);
    75. 

  75. 	virtual ASIOError outputReady();
    76. 

  76. };
    77. 

  77. #endif
    78.