ntv2audiodefines.h

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/* SPDX-License-Identifier: MIT */
#ifndef NTV2_AUDIODEFINES_H
#define NTV2_AUDIODEFINES_H
 
#define NTV2_NUMAUDIO_CHANNELS              6
#define NTV2_AUDIOSAMPLESIZE                (sizeof (ULWord))
#define NTV2_AUDIO_WRAPADDRESS               0x000FF000
#define NTV2_AUDIO_WRAPADDRESS_MEDIUM       (0x000FF000 * 2)
#define NTV2_AUDIO_WRAPADDRESS_BIG          (0x000FF000 * 4)
#define NTV2_AUDIO_WRAPADDRESS_BIGGER       (0x000FF000 * 8)        // used with KiPro Mini 99 video buffers
#define NTV2_AUDIO_READBUFFEROFFSET          0x00100000
#define NTV2_AUDIO_READBUFFEROFFSET_MEDIUM  (0x00100000 * 2)
#define NTV2_AUDIO_READBUFFEROFFSET_BIG     (0x00100000 * 4)
#define NTV2_AUDIO_READBUFFEROFFSET_BIGGER  (0x00100000 * 8)        // used with KiPro Mini 99 video buffers
 
#define NTV2_AUDIO_BUFFEROFFSET_BIG         (0x00100000 * 8)
 
#define NTV2_NUMSAMPLES_PER_AUDIO_INTERRUPT 960
#define NTV2_TOTALSAMPLES_IN_BUFFER(numChannels) (NTV2_AUDIO_WRAPADDRESS/((numChannels)*NTV2_AUDIOSAMPLESIZE)) 
 
#define kSDIName    "SDI"
#define kAESName    "AES/EBU"
#define kADATName   "ADAT - 8 channels"
#define kAnalogName "Analog - 4 channels"
#define kNoneName   "IO - none"
#define kAllName    "8 channels"
 
#define kAJADeviceManufacturer  "AJA Video" 
 
 
typedef enum
{
    kNumAudioChannels2      = 2,
    kNumAudioChannels4      = 4,
    kNumAudioChannels6      = 6,
    kNumAudioChannels8      = 8,
    kNumAudioChannels16     = 16,
    kNumAudioChannelsMax    = kNumAudioChannels16   // Used in Linux and Windows too
} AudioChannelsPerFrameEnum;
 
 
typedef enum
{
    k16bitsPerSample    = 16,
    k24bitsPerSample    = 24,
    k32bitsPerSample    = 32
} AudioBitsPerSampleEnum;
 
 
typedef enum
{
    k44p1KHzSampleRate  = 44100,
    k48KHzSampleRate    = 48000,
    k96KHzSampleRate    = 96000
} AudioSampleRateEnum;
 
 
typedef enum
{
    kSourceSDI      = 0x69736469,
    kSourceAES      = 0x69616573,
    kSourceADAT     = 0x69616474,
    kSourceAnalog   = 0x69616C67,
    kSourceNone     = 0x6E6F696E,
    kSourceAll      = 0x6F757420
} AudioSourceEnum;
 
typedef enum { 
    kNormal = 0,
    kMuted = 1
} AudioMuteEnum;
 
// These are ProIO specific audio settings.  The ENUMs represent actual register 
// values.  This is probably not a great idea but for now we will leave it like this
// since it only pertains to a ProIO build.  Ideally these should just enumerations 
// and the settings layer in the muxer should translate these to what the hardware
// wants.
 
#endif  //  NTV2_AUDIODEFINES_H