gstreamer

package
v0.0.0-...-cd2df2e Latest Latest
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 Go to latest Published: Apr 17, 2023 License: AGPL-3.0 Imports: 13 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var ErrInvalidGstState = fmt.Errorf("not a valid GstState, try [%s]", strings.Join(_GstStateNames, ", "))
View Source 
var ErrInvalidGstStateChangeReturn = fmt.Errorf("not a valid GstStateChangeReturn, try [%s]", strings.Join(_GstStateChangeReturnNames, ", "))

Functions

func GstStateChangeReturnNames 

func GstStateChangeReturnNames() []string

GstStateChangeReturnNames returns a list of possible string values of GstStateChangeReturn.

func GstStateNames 

func GstStateNames() []string

GstStateNames returns a list of possible string values of GstState.

Types

type AppSrcWriter 

type AppSrcWriter struct {
	// contains filtered or unexported fields
}

func NewAppSrcWriter 

func NewAppSrcWriter(appsrc *GstElement) *AppSrcWriter

func (*AppSrcWriter) Close 

func (a *AppSrcWriter) Close() error

func (*AppSrcWriter) Write 

func (a *AppSrcWriter) Write(p []byte) (n int, err error)

type GstBuffer 

type GstBuffer struct {
	// contains filtered or unexported fields
}

func NewGstBuffer 

func NewGstBuffer(size int) *GstBuffer

func (*GstBuffer) Fill 

func (b *GstBuffer) Fill(data []byte, offset int) int

type GstElement 

type GstElement struct {
	// contains filtered or unexported fields
}

func NewAppSource 

func NewAppSource(name string) *GstElement

func NewGTK4PaintableSink 

func NewGTK4PaintableSink(name string) *GstElement

func NewGstElement 

func NewGstElement(factoryName, name string) *GstElement

func NewVideoConvert 

func NewVideoConvert(name string) *GstElement

func NewVideoTestSource 

func NewVideoTestSource(name string) *GstElement

func (*GstElement) AppSrcPushBuffer 

func (e *GstElement) AppSrcPushBuffer(b *GstBuffer) int
func (e *GstElement) Link(elem GstElementer) error

func (*GstElement) LinkMany 

func (e *GstElement) LinkMany(elems ...GstElementer) error

func (*GstElement) Native 

func (e *GstElement) Native() *C.GstElement

func (*GstElement) Object 

func (e *GstElement) Object() *glib.Object

func (*GstElement) Property 

func (e *GstElement) Property(name string) any

func (*GstElement) PropertyPaintable 

func (e *GstElement) PropertyPaintable() gdk.Paintabler

func (*GstElement) SetProperty 

func (e *GstElement) SetProperty(name string, value any)

func (*GstElement) SetState 

func (e *GstElement) SetState(state GstState) (GstStateChangeReturn, error)

type GstElementer 

type GstElementer interface {
	Object() *glib.Object
	Native() *C.GstElement
	Link(elem GstElementer) error
	LinkMany(elems ...GstElementer) error
	SetProperty(name string, value any)
	Property(name string) any
	SetState(state GstState) (GstStateChangeReturn, error)
}

type GstPipeline 

type GstPipeline struct {
	// contains filtered or unexported fields
}

func NewGstPipeline 

func NewGstPipeline(name string) *GstPipeline

func (*GstPipeline) Add 

func (p *GstPipeline) Add(elem GstElementer)

func (*GstPipeline) AddMany 

func (p *GstPipeline) AddMany(elems ...GstElementer)
func (p *GstPipeline) Link(elem GstElementer) error

func (*GstPipeline) LinkMany 

func (p *GstPipeline) LinkMany(elems ...GstElementer) error

func (*GstPipeline) Native 

func (p *GstPipeline) Native() *C.GstElement

func (*GstPipeline) Object 

func (p *GstPipeline) Object() *glib.Object

func (*GstPipeline) Property 

func (p *GstPipeline) Property(name string) any

func (*GstPipeline) SetProperty 

func (p *GstPipeline) SetProperty(name string, value any)

func (*GstPipeline) SetState 

func (p *GstPipeline) SetState(state GstState) (GstStateChangeReturn, error)

type GstState 

type GstState int

GstState represents the possible states an element can be in. ENUM(VoidPending,Null,Ready,Paused,Playing) 

const (
	// GstStateVoidPending is a GstState of type VoidPending.
	GstStateVoidPending GstState = iota
	// GstStateNull is a GstState of type Null.
	GstStateNull
	// GstStateReady is a GstState of type Ready.
	GstStateReady
	// GstStatePaused is a GstState of type Paused.
	GstStatePaused
	// GstStatePlaying is a GstState of type Playing.
	GstStatePlaying
)

func GstStateValues 

func GstStateValues() []GstState

GstStateValues returns a list of the values for GstState

func ParseGstState 

func ParseGstState(name string) (GstState, error)

ParseGstState attempts to convert a string to a GstState.

func (GstState) String 

func (x GstState) String() string

String implements the Stringer interface.

type GstStateChangeReturn 

type GstStateChangeReturn int

GstStateChangeReturn represents the possible return values from a state change function. Only Failure is a real failure. ENUM(Failure,Success,Async,NoPreRoll) 

const (
	// GstStateChangeReturnFailure is a GstStateChangeReturn of type Failure.
	GstStateChangeReturnFailure GstStateChangeReturn = iota
	// GstStateChangeReturnSuccess is a GstStateChangeReturn of type Success.
	GstStateChangeReturnSuccess
	// GstStateChangeReturnAsync is a GstStateChangeReturn of type Async.
	GstStateChangeReturnAsync
	// GstStateChangeReturnNoPreRoll is a GstStateChangeReturn of type NoPreRoll.
	GstStateChangeReturnNoPreRoll
)

func GstStateChangeReturnValues 

func GstStateChangeReturnValues() []GstStateChangeReturn

GstStateChangeReturnValues returns a list of the values for GstStateChangeReturn

func ParseGstStateChangeReturn 

func ParseGstStateChangeReturn(name string) (GstStateChangeReturn, error)

ParseGstStateChangeReturn attempts to convert a string to a GstStateChangeReturn.

func (GstStateChangeReturn) String 

func (x GstStateChangeReturn) String() string

String implements the Stringer interface.

Source Files

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