xvmc

package
v1.1.1 Latest Latest
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 Go to latest Published: Nov 30, 2023 License: BSD-3-Clause, GooglePatentClause Imports: 3 Imported by: 0

Documentation

Overview

Package xvmc is the X client API for the XVideo-MotionCompensation extension.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func Init 

func Init(c *xgb.Conn) error

Init must be called before using the XVideo-MotionCompensation extension.

func SurfaceInfoListBytes 

func SurfaceInfoListBytes(buf []byte, list []SurfaceInfo) int

SurfaceInfoListBytes writes a list of SurfaceInfo values to a byte slice.

func SurfaceInfoRead 

func SurfaceInfoRead(buf []byte, v *SurfaceInfo) int

SurfaceInfoRead reads a byte slice into a SurfaceInfo value.

func SurfaceInfoReadList 

func SurfaceInfoReadList(buf []byte, dest []SurfaceInfo) int

SurfaceInfoReadList reads a byte slice into a list of SurfaceInfo values.

Types

type Context 

type Context uint32

func NewContextId 

func NewContextId(c *xgb.Conn) (Context, error)

type CreateContextCookie 

type CreateContextCookie struct {
	*xgb.Cookie
}

CreateContextCookie is a cookie used only for CreateContext requests.

func CreateContext 

func CreateContext(c *xgb.Conn, ContextId Context, PortId xv.Port, SurfaceId Surface, Width uint16, Height uint16, Flags uint32) CreateContextCookie

CreateContext sends a checked request. If an error occurs, it will be returned with the reply by calling CreateContextCookie.Reply()

func CreateContextUnchecked 

func CreateContextUnchecked(c *xgb.Conn, ContextId Context, PortId xv.Port, SurfaceId Surface, Width uint16, Height uint16, Flags uint32) CreateContextCookie

CreateContextUnchecked sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func (CreateContextCookie) Reply 

func (cook CreateContextCookie) Reply() (*CreateContextReply, error)

Reply blocks and returns the reply data for a CreateContext request.

type CreateContextReply 

type CreateContextReply struct {
	Sequence uint16 // sequence number of the request for this reply
	Length   uint32 // number of bytes in this reply
	// padding: 1 bytes
	WidthActual  uint16
	HeightActual uint16
	FlagsReturn  uint32
	// padding: 20 bytes
	PrivData []uint32 // size: xgb.Pad((int(Length) * 4))
}

CreateContextReply represents the data returned from a CreateContext request.

type CreateSubpictureCookie 

type CreateSubpictureCookie struct {
	*xgb.Cookie
}

CreateSubpictureCookie is a cookie used only for CreateSubpicture requests.

func CreateSubpicture 

func CreateSubpicture(c *xgb.Conn, SubpictureId Subpicture, Context Context, XvimageId uint32, Width uint16, Height uint16) CreateSubpictureCookie

CreateSubpicture sends a checked request. If an error occurs, it will be returned with the reply by calling CreateSubpictureCookie.Reply()

func CreateSubpictureUnchecked 

func CreateSubpictureUnchecked(c *xgb.Conn, SubpictureId Subpicture, Context Context, XvimageId uint32, Width uint16, Height uint16) CreateSubpictureCookie

CreateSubpictureUnchecked sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func (CreateSubpictureCookie) Reply 

func (cook CreateSubpictureCookie) Reply() (*CreateSubpictureReply, error)

Reply blocks and returns the reply data for a CreateSubpicture request.

type CreateSubpictureReply 

type CreateSubpictureReply struct {
	Sequence uint16 // sequence number of the request for this reply
	Length   uint32 // number of bytes in this reply
	// padding: 1 bytes
	WidthActual       uint16
	HeightActual      uint16
	NumPaletteEntries uint16
	EntryBytes        uint16
	ComponentOrder    []byte // size: 4
	// padding: 12 bytes
	PrivData []uint32 // size: xgb.Pad((int(Length) * 4))
}

CreateSubpictureReply represents the data returned from a CreateSubpicture request.

type CreateSurfaceCookie 

type CreateSurfaceCookie struct {
	*xgb.Cookie
}

CreateSurfaceCookie is a cookie used only for CreateSurface requests.

func CreateSurface 

func CreateSurface(c *xgb.Conn, SurfaceId Surface, ContextId Context) CreateSurfaceCookie

CreateSurface sends a checked request. If an error occurs, it will be returned with the reply by calling CreateSurfaceCookie.Reply()

func CreateSurfaceUnchecked 

func CreateSurfaceUnchecked(c *xgb.Conn, SurfaceId Surface, ContextId Context) CreateSurfaceCookie

CreateSurfaceUnchecked sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func (CreateSurfaceCookie) Reply 

func (cook CreateSurfaceCookie) Reply() (*CreateSurfaceReply, error)

Reply blocks and returns the reply data for a CreateSurface request.

type CreateSurfaceReply 

type CreateSurfaceReply struct {
	Sequence uint16 // sequence number of the request for this reply
	Length   uint32 // number of bytes in this reply
	// padding: 1 bytes
	// padding: 24 bytes
	PrivData []uint32 // size: xgb.Pad((int(Length) * 4))
}

CreateSurfaceReply represents the data returned from a CreateSurface request.

type DestroyContextCookie 

type DestroyContextCookie struct {
	*xgb.Cookie
}

DestroyContextCookie is a cookie used only for DestroyContext requests.

func DestroyContext 

func DestroyContext(c *xgb.Conn, ContextId Context) DestroyContextCookie

DestroyContext sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func DestroyContextChecked 

func DestroyContextChecked(c *xgb.Conn, ContextId Context) DestroyContextCookie

DestroyContextChecked sends a checked request. If an error occurs, it can be retrieved using DestroyContextCookie.Check()

func (DestroyContextCookie) Check 

func (cook DestroyContextCookie) Check() error

Check returns an error if one occurred for checked requests that are not expecting a reply. This cannot be called for requests expecting a reply, nor for unchecked requests.

type DestroySubpictureCookie 

type DestroySubpictureCookie struct {
	*xgb.Cookie
}

DestroySubpictureCookie is a cookie used only for DestroySubpicture requests.

func DestroySubpicture 

func DestroySubpicture(c *xgb.Conn, SubpictureId Subpicture) DestroySubpictureCookie

DestroySubpicture sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func DestroySubpictureChecked 

func DestroySubpictureChecked(c *xgb.Conn, SubpictureId Subpicture) DestroySubpictureCookie

DestroySubpictureChecked sends a checked request. If an error occurs, it can be retrieved using DestroySubpictureCookie.Check()

func (DestroySubpictureCookie) Check 

func (cook DestroySubpictureCookie) Check() error

Check returns an error if one occurred for checked requests that are not expecting a reply. This cannot be called for requests expecting a reply, nor for unchecked requests.

type DestroySurfaceCookie 

type DestroySurfaceCookie struct {
	*xgb.Cookie
}

DestroySurfaceCookie is a cookie used only for DestroySurface requests.

func DestroySurface 

func DestroySurface(c *xgb.Conn, SurfaceId Surface) DestroySurfaceCookie

DestroySurface sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func DestroySurfaceChecked 

func DestroySurfaceChecked(c *xgb.Conn, SurfaceId Surface) DestroySurfaceCookie

DestroySurfaceChecked sends a checked request. If an error occurs, it can be retrieved using DestroySurfaceCookie.Check()

func (DestroySurfaceCookie) Check 

func (cook DestroySurfaceCookie) Check() error

Check returns an error if one occurred for checked requests that are not expecting a reply. This cannot be called for requests expecting a reply, nor for unchecked requests.

type ListSubpictureTypesCookie 

type ListSubpictureTypesCookie struct {
	*xgb.Cookie
}

ListSubpictureTypesCookie is a cookie used only for ListSubpictureTypes requests.

func ListSubpictureTypes 

func ListSubpictureTypes(c *xgb.Conn, PortId xv.Port, SurfaceId Surface) ListSubpictureTypesCookie

ListSubpictureTypes sends a checked request. If an error occurs, it will be returned with the reply by calling ListSubpictureTypesCookie.Reply()

func ListSubpictureTypesUnchecked 

func ListSubpictureTypesUnchecked(c *xgb.Conn, PortId xv.Port, SurfaceId Surface) ListSubpictureTypesCookie

ListSubpictureTypesUnchecked sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func (ListSubpictureTypesCookie) Reply 

func (cook ListSubpictureTypesCookie) Reply() (*ListSubpictureTypesReply, error)

Reply blocks and returns the reply data for a ListSubpictureTypes request.

type ListSubpictureTypesReply 

type ListSubpictureTypesReply struct {
	Sequence uint16 // sequence number of the request for this reply
	Length   uint32 // number of bytes in this reply
	// padding: 1 bytes
	Num uint32
	// padding: 20 bytes
	Types []xv.ImageFormatInfo // size: xv.ImageFormatInfoListSize(Types)
}

ListSubpictureTypesReply represents the data returned from a ListSubpictureTypes request.

type ListSurfaceTypesCookie 

type ListSurfaceTypesCookie struct {
	*xgb.Cookie
}

ListSurfaceTypesCookie is a cookie used only for ListSurfaceTypes requests.

func ListSurfaceTypes 

func ListSurfaceTypes(c *xgb.Conn, PortId xv.Port) ListSurfaceTypesCookie

ListSurfaceTypes sends a checked request. If an error occurs, it will be returned with the reply by calling ListSurfaceTypesCookie.Reply()

func ListSurfaceTypesUnchecked 

func ListSurfaceTypesUnchecked(c *xgb.Conn, PortId xv.Port) ListSurfaceTypesCookie

ListSurfaceTypesUnchecked sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func (ListSurfaceTypesCookie) Reply 

func (cook ListSurfaceTypesCookie) Reply() (*ListSurfaceTypesReply, error)

Reply blocks and returns the reply data for a ListSurfaceTypes request.

type ListSurfaceTypesReply 

type ListSurfaceTypesReply struct {
	Sequence uint16 // sequence number of the request for this reply
	Length   uint32 // number of bytes in this reply
	// padding: 1 bytes
	Num uint32
	// padding: 20 bytes
	Surfaces []SurfaceInfo // size: xgb.Pad((int(Num) * 24))
}

ListSurfaceTypesReply represents the data returned from a ListSurfaceTypes request.

type QueryVersionCookie 

type QueryVersionCookie struct {
	*xgb.Cookie
}

QueryVersionCookie is a cookie used only for QueryVersion requests.

func QueryVersion 

func QueryVersion(c *xgb.Conn) QueryVersionCookie

QueryVersion sends a checked request. If an error occurs, it will be returned with the reply by calling QueryVersionCookie.Reply()

func QueryVersionUnchecked 

func QueryVersionUnchecked(c *xgb.Conn) QueryVersionCookie

QueryVersionUnchecked sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func (QueryVersionCookie) Reply 

func (cook QueryVersionCookie) Reply() (*QueryVersionReply, error)

Reply blocks and returns the reply data for a QueryVersion request.

type QueryVersionReply 

type QueryVersionReply struct {
	Sequence uint16 // sequence number of the request for this reply
	Length   uint32 // number of bytes in this reply
	// padding: 1 bytes
	Major uint32
	Minor uint32
}

QueryVersionReply represents the data returned from a QueryVersion request.

type Subpicture 

type Subpicture uint32

func NewSubpictureId 

func NewSubpictureId(c *xgb.Conn) (Subpicture, error)

type Surface 

type Surface uint32

func NewSurfaceId 

func NewSurfaceId(c *xgb.Conn) (Surface, error)

type SurfaceInfo 

type SurfaceInfo struct {
	Id                  Surface
	ChromaFormat        uint16
	Pad0                uint16
	MaxWidth            uint16
	MaxHeight           uint16
	SubpictureMaxWidth  uint16
	SubpictureMaxHeight uint16
	McType              uint32
	Flags               uint32
}

func (SurfaceInfo) Bytes 

func (v SurfaceInfo) Bytes() []byte

Bytes writes a SurfaceInfo value to a byte slice.

Source Files

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