alsa

package

v0.1.0 Latest Latest Go to latest Published: Jan 24, 2025 License: MIT Imports: 11 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/BeatGlow/audio

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Documentation ¶

Rendered for

Index ¶

Constants
type Access
- func (a Access) String() string
type Card
- func (card *Card) Close() error
- func (card *Card) Devices() ([]*Device, error)
type Device
type DeviceType
- func (t DeviceType) String() string
type Flags
- func (f Flags) String() string
type SubformatType
- func (f SubformatType) String() string
type Timespec
type Version

Constants ¶

View Source

const (
	StandardSubformat  SubformatType = iota
	SubformatTypeFirst               = StandardSubformat
	SubformatTypeLast                = StandardSubformat
)

View Source

const (
	Unknown sampleFormat = -1
)

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Access ¶

type Access int

const (
	MmapInterleaved Access = iota
	MmapNonInterleaved
	MmapComplex
	RWInterleaved
	RWNonInterleaved
	AccessTypeLast  = RWNonInterleaved
	AccessTypeFirst = MmapInterleaved
)

func (Access) String ¶

func (a Access) String() string

type Card ¶

type Card struct {
	Path    string
	ID      string
	Name    string
	Driver  string
	Index   int
	Version Version
	// contains filtered or unexported fields
}

func List ¶

func List() ([]*Card, error)

List all available cards.

func Open ¶

func Open(index int) (*Card, error)

Open a handle to a card by number.

Example ¶

card, err := Open(0)
if err != nil {
	panic("error opening card 0: " + err.Error())
}
println("opened card ", card)

func OpenDriver ¶

func OpenDriver(name string) (*Card, error)

OpenDriver opens a handle to a card by driver name.

Example ¶

card, err := OpenDriver("snd_bcm2835")
if err != nil {
	panic("error opening snd_bcm2835: " + err.Error())
}
println("opened card ", card)

func (*Card) Close ¶

func (card *Card) Close() error

func (*Card) Devices ¶

func (card *Card) Devices() ([]*Device, error)

type Device ¶

type Device struct {
	Type      DeviceType
	Index     int
	Path      string
	Name      string
	CanPlay   bool
	CanRecord bool
	// contains filtered or unexported fields
}

func (*Device) BufferFormat ¶

func (dev *Device) BufferFormat() (audio.Format, error)

func (*Device) Close ¶

func (dev *Device) Close() error

func (*Device) Open ¶

func (dev *Device) Open() error

func (*Device) Read ¶

func (dev *Device) Read(p []byte) (n int, err error)

func (Device) String ¶

func (dev Device) String() string

func (*Device) Write ¶

func (dev *Device) Write(p []byte) (n int, err error)

type DeviceType ¶

type DeviceType int

const (
	UnknownDeviceType DeviceType = iota
	PCM
)

func (DeviceType) String ¶

func (t DeviceType) String() string

type Flags ¶

type Flags uint32

const (
	OpenMin Flags = 1 << iota
	OpenMax
	Integer
	Empty
)

func (Flags) String ¶

func (f Flags) String() string

type SubformatType ¶

type SubformatType int

func (SubformatType) String ¶

func (f SubformatType) String() string

type Timespec ¶

type Timespec struct {
	Sec  int
	Nsec int
}

type Version ¶

type Version uint32

func (Version) Major ¶

func (v Version) Major() int

func (Version) Minor ¶

func (v Version) Minor() int

func (Version) Patch ¶

func (v Version) Patch() int

func (Version) String ¶

func (v Version) String() string

Source Files ¶

View all Source files

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