a huge commit. splitting extensions into their own sub-packages.
This commit is contained in:
Andrew Gallant (Ocelot)
908
nexgb/xvmc/xvmc.go
Normal file
908
nexgb/xvmc/xvmc.go
Normal file
@@ -0,0 +1,908 @@
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package xvmc
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/*
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This file was generated by xvmc.xml on May 10 2012 4:20:29pm EDT.
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This file is automatically generated. Edit at your peril!
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*/
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import (
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"github.com/BurntSushi/xgb"
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"github.com/BurntSushi/xgb/xproto"
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"github.com/BurntSushi/xgb/xv"
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)
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// Init must be called before using the XVideo-MotionCompensation extension.
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func Init(c *xgb.Conn) error {
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reply, err := xproto.QueryExtension(c, 25, "XVideo-MotionCompensation").Reply()
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switch {
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case err != nil:
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return err
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case !reply.Present:
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return xgb.Errorf("No extension named XVideo-MotionCompensation could be found on on the server.")
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}
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xgb.ExtLock.Lock()
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c.Extensions["XVideo-MotionCompensation"] = reply.MajorOpcode
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for evNum, fun := range xgb.NewExtEventFuncs["XVideo-MotionCompensation"] {
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xgb.NewEventFuncs[int(reply.FirstEvent)+evNum] = fun
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}
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for errNum, fun := range xgb.NewExtErrorFuncs["XVideo-MotionCompensation"] {
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xgb.NewErrorFuncs[int(reply.FirstError)+errNum] = fun
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}
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xgb.ExtLock.Unlock()
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return nil
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}
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func init() {
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xgb.NewExtEventFuncs["XVideo-MotionCompensation"] = make(map[int]xgb.NewEventFun)
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xgb.NewExtErrorFuncs["XVideo-MotionCompensation"] = make(map[int]xgb.NewErrorFun)
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}
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// Skipping definition for base type 'Bool'
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// Skipping definition for base type 'Float'
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// Skipping definition for base type 'Card8'
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// Skipping definition for base type 'Int16'
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// Skipping definition for base type 'Int32'
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// Skipping definition for base type 'Void'
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// Skipping definition for base type 'Byte'
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// Skipping definition for base type 'Int8'
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// Skipping definition for base type 'Card16'
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// Skipping definition for base type 'Char'
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// Skipping definition for base type 'Card32'
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// Skipping definition for base type 'Double'
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type Context uint32
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func NewContextId(c *xgb.Conn) (Context, error) {
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id, err := c.NewId()
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if err != nil {
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return 0, err
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}
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return Context(id), nil
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}
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type Surface uint32
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func NewSurfaceId(c *xgb.Conn) (Surface, error) {
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id, err := c.NewId()
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if err != nil {
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return 0, err
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}
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return Surface(id), nil
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}
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type Subpicture uint32
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func NewSubpictureId(c *xgb.Conn) (Subpicture, error) {
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id, err := c.NewId()
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if err != nil {
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return 0, err
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}
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return Subpicture(id), nil
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}
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// 'SurfaceInfo' struct definition
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// Size: 24
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type SurfaceInfo struct {
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Id Surface
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ChromaFormat uint16
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Pad0 uint16
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MaxWidth uint16
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MaxHeight uint16
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SubpictureMaxWidth uint16
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SubpictureMaxHeight uint16
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McType uint32
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Flags uint32
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}
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// Struct read SurfaceInfo
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func SurfaceInfoRead(buf []byte, v *SurfaceInfo) int {
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b := 0
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v.Id = Surface(xgb.Get32(buf[b:]))
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b += 4
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v.ChromaFormat = xgb.Get16(buf[b:])
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b += 2
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v.Pad0 = xgb.Get16(buf[b:])
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b += 2
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v.MaxWidth = xgb.Get16(buf[b:])
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b += 2
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v.MaxHeight = xgb.Get16(buf[b:])
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b += 2
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v.SubpictureMaxWidth = xgb.Get16(buf[b:])
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b += 2
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v.SubpictureMaxHeight = xgb.Get16(buf[b:])
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b += 2
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v.McType = xgb.Get32(buf[b:])
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b += 4
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v.Flags = xgb.Get32(buf[b:])
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b += 4
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return b
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}
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// Struct list read SurfaceInfo
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func SurfaceInfoReadList(buf []byte, dest []SurfaceInfo) int {
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b := 0
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for i := 0; i < len(dest); i++ {
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dest[i] = SurfaceInfo{}
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b += SurfaceInfoRead(buf[b:], &dest[i])
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}
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return xgb.Pad(b)
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}
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// Struct write SurfaceInfo
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func (v SurfaceInfo) Bytes() []byte {
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buf := make([]byte, 24)
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b := 0
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xgb.Put32(buf[b:], uint32(v.Id))
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b += 4
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xgb.Put16(buf[b:], v.ChromaFormat)
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b += 2
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xgb.Put16(buf[b:], v.Pad0)
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b += 2
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xgb.Put16(buf[b:], v.MaxWidth)
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b += 2
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xgb.Put16(buf[b:], v.MaxHeight)
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b += 2
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xgb.Put16(buf[b:], v.SubpictureMaxWidth)
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b += 2
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xgb.Put16(buf[b:], v.SubpictureMaxHeight)
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b += 2
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xgb.Put32(buf[b:], v.McType)
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b += 4
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xgb.Put32(buf[b:], v.Flags)
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b += 4
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return buf
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}
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// Write struct list SurfaceInfo
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func SurfaceInfoListBytes(buf []byte, list []SurfaceInfo) int {
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b := 0
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var structBytes []byte
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for _, item := range list {
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structBytes = item.Bytes()
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copy(buf[b:], structBytes)
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b += xgb.Pad(len(structBytes))
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}
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return b
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}
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// Request QueryVersion
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// size: 4
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type QueryVersionCookie struct {
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*xgb.Cookie
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}
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func QueryVersion(c *xgb.Conn) QueryVersionCookie {
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cookie := c.NewCookie(true, true)
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c.NewRequest(queryVersionRequest(c), cookie)
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return QueryVersionCookie{cookie}
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}
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func QueryVersionUnchecked(c *xgb.Conn) QueryVersionCookie {
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cookie := c.NewCookie(false, true)
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c.NewRequest(queryVersionRequest(c), cookie)
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return QueryVersionCookie{cookie}
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}
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// Request reply for QueryVersion
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// size: 16
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type QueryVersionReply struct {
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Sequence uint16
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Length uint32
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// padding: 1 bytes
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Major uint32
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Minor uint32
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}
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// Waits and reads reply data from request QueryVersion
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func (cook QueryVersionCookie) Reply() (*QueryVersionReply, error) {
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buf, err := cook.Cookie.Reply()
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if err != nil {
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return nil, err
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}
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if buf == nil {
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return nil, nil
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}
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return queryVersionReply(buf), nil
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}
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// Read reply into structure from buffer for QueryVersion
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func queryVersionReply(buf []byte) *QueryVersionReply {
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v := new(QueryVersionReply)
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b := 1 // skip reply determinant
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b += 1 // padding
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v.Sequence = xgb.Get16(buf[b:])
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b += 2
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v.Length = xgb.Get32(buf[b:]) // 4-byte units
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b += 4
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v.Major = xgb.Get32(buf[b:])
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b += 4
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v.Minor = xgb.Get32(buf[b:])
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b += 4
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return v
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}
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// Write request to wire for QueryVersion
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func queryVersionRequest(c *xgb.Conn) []byte {
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size := 4
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b := 0
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buf := make([]byte, size)
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buf[b] = c.Extensions["XVIDEO-MOTIONCOMPENSATION"]
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b += 1
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buf[b] = 0 // request opcode
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b += 1
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xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
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b += 2
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return buf
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}
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// Request ListSurfaceTypes
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// size: 8
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type ListSurfaceTypesCookie struct {
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*xgb.Cookie
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}
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func ListSurfaceTypes(c *xgb.Conn, PortId xv.Port) ListSurfaceTypesCookie {
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cookie := c.NewCookie(true, true)
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c.NewRequest(listSurfaceTypesRequest(c, PortId), cookie)
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return ListSurfaceTypesCookie{cookie}
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}
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func ListSurfaceTypesUnchecked(c *xgb.Conn, PortId xv.Port) ListSurfaceTypesCookie {
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cookie := c.NewCookie(false, true)
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c.NewRequest(listSurfaceTypesRequest(c, PortId), cookie)
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return ListSurfaceTypesCookie{cookie}
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}
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// Request reply for ListSurfaceTypes
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// size: (32 + xgb.Pad((int(Num) * 24)))
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type ListSurfaceTypesReply struct {
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Sequence uint16
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Length uint32
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// padding: 1 bytes
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Num uint32
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// padding: 20 bytes
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Surfaces []SurfaceInfo // size: xgb.Pad((int(Num) * 24))
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}
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// Waits and reads reply data from request ListSurfaceTypes
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func (cook ListSurfaceTypesCookie) Reply() (*ListSurfaceTypesReply, error) {
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buf, err := cook.Cookie.Reply()
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if err != nil {
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return nil, err
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}
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if buf == nil {
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return nil, nil
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}
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return listSurfaceTypesReply(buf), nil
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}
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// Read reply into structure from buffer for ListSurfaceTypes
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func listSurfaceTypesReply(buf []byte) *ListSurfaceTypesReply {
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v := new(ListSurfaceTypesReply)
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b := 1 // skip reply determinant
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b += 1 // padding
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v.Sequence = xgb.Get16(buf[b:])
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b += 2
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v.Length = xgb.Get32(buf[b:]) // 4-byte units
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b += 4
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v.Num = xgb.Get32(buf[b:])
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b += 4
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b += 20 // padding
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v.Surfaces = make([]SurfaceInfo, v.Num)
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b += SurfaceInfoReadList(buf[b:], v.Surfaces)
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return v
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}
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// Write request to wire for ListSurfaceTypes
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func listSurfaceTypesRequest(c *xgb.Conn, PortId xv.Port) []byte {
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size := 8
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b := 0
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||||
buf := make([]byte, size)
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||||
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||||
buf[b] = c.Extensions["XVIDEO-MOTIONCOMPENSATION"]
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||||
b += 1
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||||
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||||
buf[b] = 1 // request opcode
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||||
b += 1
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||||
|
||||
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
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||||
b += 2
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||||
|
||||
xgb.Put32(buf[b:], uint32(PortId))
|
||||
b += 4
|
||||
|
||||
return buf
|
||||
}
|
||||
|
||||
// Request CreateContext
|
||||
// size: 24
|
||||
type CreateContextCookie struct {
|
||||
*xgb.Cookie
|
||||
}
|
||||
|
||||
func CreateContext(c *xgb.Conn, ContextId Context, PortId xv.Port, SurfaceId Surface, Width uint16, Height uint16, Flags uint32) CreateContextCookie {
|
||||
cookie := c.NewCookie(true, true)
|
||||
c.NewRequest(createContextRequest(c, ContextId, PortId, SurfaceId, Width, Height, Flags), cookie)
|
||||
return CreateContextCookie{cookie}
|
||||
}
|
||||
|
||||
func CreateContextUnchecked(c *xgb.Conn, ContextId Context, PortId xv.Port, SurfaceId Surface, Width uint16, Height uint16, Flags uint32) CreateContextCookie {
|
||||
cookie := c.NewCookie(false, true)
|
||||
c.NewRequest(createContextRequest(c, ContextId, PortId, SurfaceId, Width, Height, Flags), cookie)
|
||||
return CreateContextCookie{cookie}
|
||||
}
|
||||
|
||||
// Request reply for CreateContext
|
||||
// size: (36 + xgb.Pad((int(Length) * 4)))
|
||||
type CreateContextReply struct {
|
||||
Sequence uint16
|
||||
Length uint32
|
||||
// padding: 1 bytes
|
||||
WidthActual uint16
|
||||
HeightActual uint16
|
||||
FlagsReturn uint32
|
||||
// padding: 20 bytes
|
||||
PrivData []uint32 // size: xgb.Pad((int(Length) * 4))
|
||||
}
|
||||
|
||||
// Waits and reads reply data from request CreateContext
|
||||
func (cook CreateContextCookie) Reply() (*CreateContextReply, error) {
|
||||
buf, err := cook.Cookie.Reply()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if buf == nil {
|
||||
return nil, nil
|
||||
}
|
||||
return createContextReply(buf), nil
|
||||
}
|
||||
|
||||
// Read reply into structure from buffer for CreateContext
|
||||
func createContextReply(buf []byte) *CreateContextReply {
|
||||
v := new(CreateContextReply)
|
||||
b := 1 // skip reply determinant
|
||||
|
||||
b += 1 // padding
|
||||
|
||||
v.Sequence = xgb.Get16(buf[b:])
|
||||
b += 2
|
||||
|
||||
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
||||
b += 4
|
||||
|
||||
v.WidthActual = xgb.Get16(buf[b:])
|
||||
b += 2
|
||||
|
||||
v.HeightActual = xgb.Get16(buf[b:])
|
||||
b += 2
|
||||
|
||||
v.FlagsReturn = xgb.Get32(buf[b:])
|
||||
b += 4
|
||||
|
||||
b += 20 // padding
|
||||
|
||||
v.PrivData = make([]uint32, v.Length)
|
||||
for i := 0; i < int(v.Length); i++ {
|
||||
v.PrivData[i] = xgb.Get32(buf[b:])
|
||||
b += 4
|
||||
}
|
||||
b = xgb.Pad(b)
|
||||
|
||||
return v
|
||||
}
|
||||
|
||||
// Write request to wire for CreateContext
|
||||
func createContextRequest(c *xgb.Conn, ContextId Context, PortId xv.Port, SurfaceId Surface, Width uint16, Height uint16, Flags uint32) []byte {
|
||||
size := 24
|
||||
b := 0
|
||||
buf := make([]byte, size)
|
||||
|
||||
buf[b] = c.Extensions["XVIDEO-MOTIONCOMPENSATION"]
|
||||
b += 1
|
||||
|
||||
buf[b] = 2 // request opcode
|
||||
b += 1
|
||||
|
||||
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
||||
b += 2
|
||||
|
||||
xgb.Put32(buf[b:], uint32(ContextId))
|
||||
b += 4
|
||||
|
||||
xgb.Put32(buf[b:], uint32(PortId))
|
||||
b += 4
|
||||
|
||||
xgb.Put32(buf[b:], uint32(SurfaceId))
|
||||
b += 4
|
||||
|
||||
xgb.Put16(buf[b:], Width)
|
||||
b += 2
|
||||
|
||||
xgb.Put16(buf[b:], Height)
|
||||
b += 2
|
||||
|
||||
xgb.Put32(buf[b:], Flags)
|
||||
b += 4
|
||||
|
||||
return buf
|
||||
}
|
||||
|
||||
// Request DestroyContext
|
||||
// size: 8
|
||||
type DestroyContextCookie struct {
|
||||
*xgb.Cookie
|
||||
}
|
||||
|
||||
// Write request to wire for DestroyContext
|
||||
func DestroyContext(c *xgb.Conn, ContextId Context) DestroyContextCookie {
|
||||
cookie := c.NewCookie(false, false)
|
||||
c.NewRequest(destroyContextRequest(c, ContextId), cookie)
|
||||
return DestroyContextCookie{cookie}
|
||||
}
|
||||
|
||||
func DestroyContextChecked(c *xgb.Conn, ContextId Context) DestroyContextCookie {
|
||||
cookie := c.NewCookie(true, false)
|
||||
c.NewRequest(destroyContextRequest(c, ContextId), cookie)
|
||||
return DestroyContextCookie{cookie}
|
||||
}
|
||||
|
||||
func (cook DestroyContextCookie) Check() error {
|
||||
return cook.Cookie.Check()
|
||||
}
|
||||
|
||||
// Write request to wire for DestroyContext
|
||||
func destroyContextRequest(c *xgb.Conn, ContextId Context) []byte {
|
||||
size := 8
|
||||
b := 0
|
||||
buf := make([]byte, size)
|
||||
|
||||
buf[b] = c.Extensions["XVIDEO-MOTIONCOMPENSATION"]
|
||||
b += 1
|
||||
|
||||
buf[b] = 3 // request opcode
|
||||
b += 1
|
||||
|
||||
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
||||
b += 2
|
||||
|
||||
xgb.Put32(buf[b:], uint32(ContextId))
|
||||
b += 4
|
||||
|
||||
return buf
|
||||
}
|
||||
|
||||
// Request CreateSurface
|
||||
// size: 12
|
||||
type CreateSurfaceCookie struct {
|
||||
*xgb.Cookie
|
||||
}
|
||||
|
||||
func CreateSurface(c *xgb.Conn, SurfaceId Surface, ContextId Context) CreateSurfaceCookie {
|
||||
cookie := c.NewCookie(true, true)
|
||||
c.NewRequest(createSurfaceRequest(c, SurfaceId, ContextId), cookie)
|
||||
return CreateSurfaceCookie{cookie}
|
||||
}
|
||||
|
||||
func CreateSurfaceUnchecked(c *xgb.Conn, SurfaceId Surface, ContextId Context) CreateSurfaceCookie {
|
||||
cookie := c.NewCookie(false, true)
|
||||
c.NewRequest(createSurfaceRequest(c, SurfaceId, ContextId), cookie)
|
||||
return CreateSurfaceCookie{cookie}
|
||||
}
|
||||
|
||||
// Request reply for CreateSurface
|
||||
// size: (32 + xgb.Pad((int(Length) * 4)))
|
||||
type CreateSurfaceReply struct {
|
||||
Sequence uint16
|
||||
Length uint32
|
||||
// padding: 1 bytes
|
||||
// padding: 24 bytes
|
||||
PrivData []uint32 // size: xgb.Pad((int(Length) * 4))
|
||||
}
|
||||
|
||||
// Waits and reads reply data from request CreateSurface
|
||||
func (cook CreateSurfaceCookie) Reply() (*CreateSurfaceReply, error) {
|
||||
buf, err := cook.Cookie.Reply()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if buf == nil {
|
||||
return nil, nil
|
||||
}
|
||||
return createSurfaceReply(buf), nil
|
||||
}
|
||||
|
||||
// Read reply into structure from buffer for CreateSurface
|
||||
func createSurfaceReply(buf []byte) *CreateSurfaceReply {
|
||||
v := new(CreateSurfaceReply)
|
||||
b := 1 // skip reply determinant
|
||||
|
||||
b += 1 // padding
|
||||
|
||||
v.Sequence = xgb.Get16(buf[b:])
|
||||
b += 2
|
||||
|
||||
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
||||
b += 4
|
||||
|
||||
b += 24 // padding
|
||||
|
||||
v.PrivData = make([]uint32, v.Length)
|
||||
for i := 0; i < int(v.Length); i++ {
|
||||
v.PrivData[i] = xgb.Get32(buf[b:])
|
||||
b += 4
|
||||
}
|
||||
b = xgb.Pad(b)
|
||||
|
||||
return v
|
||||
}
|
||||
|
||||
// Write request to wire for CreateSurface
|
||||
func createSurfaceRequest(c *xgb.Conn, SurfaceId Surface, ContextId Context) []byte {
|
||||
size := 12
|
||||
b := 0
|
||||
buf := make([]byte, size)
|
||||
|
||||
buf[b] = c.Extensions["XVIDEO-MOTIONCOMPENSATION"]
|
||||
b += 1
|
||||
|
||||
buf[b] = 4 // request opcode
|
||||
b += 1
|
||||
|
||||
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
||||
b += 2
|
||||
|
||||
xgb.Put32(buf[b:], uint32(SurfaceId))
|
||||
b += 4
|
||||
|
||||
xgb.Put32(buf[b:], uint32(ContextId))
|
||||
b += 4
|
||||
|
||||
return buf
|
||||
}
|
||||
|
||||
// Request DestroySurface
|
||||
// size: 8
|
||||
type DestroySurfaceCookie struct {
|
||||
*xgb.Cookie
|
||||
}
|
||||
|
||||
// Write request to wire for DestroySurface
|
||||
func DestroySurface(c *xgb.Conn, SurfaceId Surface) DestroySurfaceCookie {
|
||||
cookie := c.NewCookie(false, false)
|
||||
c.NewRequest(destroySurfaceRequest(c, SurfaceId), cookie)
|
||||
return DestroySurfaceCookie{cookie}
|
||||
}
|
||||
|
||||
func DestroySurfaceChecked(c *xgb.Conn, SurfaceId Surface) DestroySurfaceCookie {
|
||||
cookie := c.NewCookie(true, false)
|
||||
c.NewRequest(destroySurfaceRequest(c, SurfaceId), cookie)
|
||||
return DestroySurfaceCookie{cookie}
|
||||
}
|
||||
|
||||
func (cook DestroySurfaceCookie) Check() error {
|
||||
return cook.Cookie.Check()
|
||||
}
|
||||
|
||||
// Write request to wire for DestroySurface
|
||||
func destroySurfaceRequest(c *xgb.Conn, SurfaceId Surface) []byte {
|
||||
size := 8
|
||||
b := 0
|
||||
buf := make([]byte, size)
|
||||
|
||||
buf[b] = c.Extensions["XVIDEO-MOTIONCOMPENSATION"]
|
||||
b += 1
|
||||
|
||||
buf[b] = 5 // request opcode
|
||||
b += 1
|
||||
|
||||
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
||||
b += 2
|
||||
|
||||
xgb.Put32(buf[b:], uint32(SurfaceId))
|
||||
b += 4
|
||||
|
||||
return buf
|
||||
}
|
||||
|
||||
// Request CreateSubpicture
|
||||
// size: 20
|
||||
type CreateSubpictureCookie struct {
|
||||
*xgb.Cookie
|
||||
}
|
||||
|
||||
func CreateSubpicture(c *xgb.Conn, SubpictureId Subpicture, Context Context, XvimageId uint32, Width uint16, Height uint16) CreateSubpictureCookie {
|
||||
cookie := c.NewCookie(true, true)
|
||||
c.NewRequest(createSubpictureRequest(c, SubpictureId, Context, XvimageId, Width, Height), cookie)
|
||||
return CreateSubpictureCookie{cookie}
|
||||
}
|
||||
|
||||
func CreateSubpictureUnchecked(c *xgb.Conn, SubpictureId Subpicture, Context Context, XvimageId uint32, Width uint16, Height uint16) CreateSubpictureCookie {
|
||||
cookie := c.NewCookie(false, true)
|
||||
c.NewRequest(createSubpictureRequest(c, SubpictureId, Context, XvimageId, Width, Height), cookie)
|
||||
return CreateSubpictureCookie{cookie}
|
||||
}
|
||||
|
||||
// Request reply for CreateSubpicture
|
||||
// size: (32 + xgb.Pad((int(Length) * 4)))
|
||||
type CreateSubpictureReply struct {
|
||||
Sequence uint16
|
||||
Length uint32
|
||||
// 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))
|
||||
}
|
||||
|
||||
// Waits and reads reply data from request CreateSubpicture
|
||||
func (cook CreateSubpictureCookie) Reply() (*CreateSubpictureReply, error) {
|
||||
buf, err := cook.Cookie.Reply()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if buf == nil {
|
||||
return nil, nil
|
||||
}
|
||||
return createSubpictureReply(buf), nil
|
||||
}
|
||||
|
||||
// Read reply into structure from buffer for CreateSubpicture
|
||||
func createSubpictureReply(buf []byte) *CreateSubpictureReply {
|
||||
v := new(CreateSubpictureReply)
|
||||
b := 1 // skip reply determinant
|
||||
|
||||
b += 1 // padding
|
||||
|
||||
v.Sequence = xgb.Get16(buf[b:])
|
||||
b += 2
|
||||
|
||||
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
||||
b += 4
|
||||
|
||||
v.WidthActual = xgb.Get16(buf[b:])
|
||||
b += 2
|
||||
|
||||
v.HeightActual = xgb.Get16(buf[b:])
|
||||
b += 2
|
||||
|
||||
v.NumPaletteEntries = xgb.Get16(buf[b:])
|
||||
b += 2
|
||||
|
||||
v.EntryBytes = xgb.Get16(buf[b:])
|
||||
b += 2
|
||||
|
||||
v.ComponentOrder = make([]byte, 4)
|
||||
copy(v.ComponentOrder[:4], buf[b:])
|
||||
b += xgb.Pad(int(4))
|
||||
|
||||
b += 12 // padding
|
||||
|
||||
v.PrivData = make([]uint32, v.Length)
|
||||
for i := 0; i < int(v.Length); i++ {
|
||||
v.PrivData[i] = xgb.Get32(buf[b:])
|
||||
b += 4
|
||||
}
|
||||
b = xgb.Pad(b)
|
||||
|
||||
return v
|
||||
}
|
||||
|
||||
// Write request to wire for CreateSubpicture
|
||||
func createSubpictureRequest(c *xgb.Conn, SubpictureId Subpicture, Context Context, XvimageId uint32, Width uint16, Height uint16) []byte {
|
||||
size := 20
|
||||
b := 0
|
||||
buf := make([]byte, size)
|
||||
|
||||
buf[b] = c.Extensions["XVIDEO-MOTIONCOMPENSATION"]
|
||||
b += 1
|
||||
|
||||
buf[b] = 6 // request opcode
|
||||
b += 1
|
||||
|
||||
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
||||
b += 2
|
||||
|
||||
xgb.Put32(buf[b:], uint32(SubpictureId))
|
||||
b += 4
|
||||
|
||||
xgb.Put32(buf[b:], uint32(Context))
|
||||
b += 4
|
||||
|
||||
xgb.Put32(buf[b:], XvimageId)
|
||||
b += 4
|
||||
|
||||
xgb.Put16(buf[b:], Width)
|
||||
b += 2
|
||||
|
||||
xgb.Put16(buf[b:], Height)
|
||||
b += 2
|
||||
|
||||
return buf
|
||||
}
|
||||
|
||||
// Request DestroySubpicture
|
||||
// size: 8
|
||||
type DestroySubpictureCookie struct {
|
||||
*xgb.Cookie
|
||||
}
|
||||
|
||||
// Write request to wire for DestroySubpicture
|
||||
func DestroySubpicture(c *xgb.Conn, SubpictureId Subpicture) DestroySubpictureCookie {
|
||||
cookie := c.NewCookie(false, false)
|
||||
c.NewRequest(destroySubpictureRequest(c, SubpictureId), cookie)
|
||||
return DestroySubpictureCookie{cookie}
|
||||
}
|
||||
|
||||
func DestroySubpictureChecked(c *xgb.Conn, SubpictureId Subpicture) DestroySubpictureCookie {
|
||||
cookie := c.NewCookie(true, false)
|
||||
c.NewRequest(destroySubpictureRequest(c, SubpictureId), cookie)
|
||||
return DestroySubpictureCookie{cookie}
|
||||
}
|
||||
|
||||
func (cook DestroySubpictureCookie) Check() error {
|
||||
return cook.Cookie.Check()
|
||||
}
|
||||
|
||||
// Write request to wire for DestroySubpicture
|
||||
func destroySubpictureRequest(c *xgb.Conn, SubpictureId Subpicture) []byte {
|
||||
size := 8
|
||||
b := 0
|
||||
buf := make([]byte, size)
|
||||
|
||||
buf[b] = c.Extensions["XVIDEO-MOTIONCOMPENSATION"]
|
||||
b += 1
|
||||
|
||||
buf[b] = 7 // request opcode
|
||||
b += 1
|
||||
|
||||
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
||||
b += 2
|
||||
|
||||
xgb.Put32(buf[b:], uint32(SubpictureId))
|
||||
b += 4
|
||||
|
||||
return buf
|
||||
}
|
||||
|
||||
// Request ListSubpictureTypes
|
||||
// size: 12
|
||||
type ListSubpictureTypesCookie struct {
|
||||
*xgb.Cookie
|
||||
}
|
||||
|
||||
func ListSubpictureTypes(c *xgb.Conn, PortId xv.Port, SurfaceId Surface) ListSubpictureTypesCookie {
|
||||
cookie := c.NewCookie(true, true)
|
||||
c.NewRequest(listSubpictureTypesRequest(c, PortId, SurfaceId), cookie)
|
||||
return ListSubpictureTypesCookie{cookie}
|
||||
}
|
||||
|
||||
func ListSubpictureTypesUnchecked(c *xgb.Conn, PortId xv.Port, SurfaceId Surface) ListSubpictureTypesCookie {
|
||||
cookie := c.NewCookie(false, true)
|
||||
c.NewRequest(listSubpictureTypesRequest(c, PortId, SurfaceId), cookie)
|
||||
return ListSubpictureTypesCookie{cookie}
|
||||
}
|
||||
|
||||
// Request reply for ListSubpictureTypes
|
||||
// size: (32 + xv.ImageFormatInfoListSize(Types))
|
||||
type ListSubpictureTypesReply struct {
|
||||
Sequence uint16
|
||||
Length uint32
|
||||
// padding: 1 bytes
|
||||
Num uint32
|
||||
// padding: 20 bytes
|
||||
Types []xv.ImageFormatInfo // size: xv.ImageFormatInfoListSize(Types)
|
||||
}
|
||||
|
||||
// Waits and reads reply data from request ListSubpictureTypes
|
||||
func (cook ListSubpictureTypesCookie) Reply() (*ListSubpictureTypesReply, error) {
|
||||
buf, err := cook.Cookie.Reply()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if buf == nil {
|
||||
return nil, nil
|
||||
}
|
||||
return listSubpictureTypesReply(buf), nil
|
||||
}
|
||||
|
||||
// Read reply into structure from buffer for ListSubpictureTypes
|
||||
func listSubpictureTypesReply(buf []byte) *ListSubpictureTypesReply {
|
||||
v := new(ListSubpictureTypesReply)
|
||||
b := 1 // skip reply determinant
|
||||
|
||||
b += 1 // padding
|
||||
|
||||
v.Sequence = xgb.Get16(buf[b:])
|
||||
b += 2
|
||||
|
||||
v.Length = xgb.Get32(buf[b:]) // 4-byte units
|
||||
b += 4
|
||||
|
||||
v.Num = xgb.Get32(buf[b:])
|
||||
b += 4
|
||||
|
||||
b += 20 // padding
|
||||
|
||||
v.Types = make([]xv.ImageFormatInfo, v.Num)
|
||||
b += xv.ImageFormatInfoReadList(buf[b:], v.Types)
|
||||
|
||||
return v
|
||||
}
|
||||
|
||||
// Write request to wire for ListSubpictureTypes
|
||||
func listSubpictureTypesRequest(c *xgb.Conn, PortId xv.Port, SurfaceId Surface) []byte {
|
||||
size := 12
|
||||
b := 0
|
||||
buf := make([]byte, size)
|
||||
|
||||
buf[b] = c.Extensions["XVIDEO-MOTIONCOMPENSATION"]
|
||||
b += 1
|
||||
|
||||
buf[b] = 8 // request opcode
|
||||
b += 1
|
||||
|
||||
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
||||
b += 2
|
||||
|
||||
xgb.Put32(buf[b:], uint32(PortId))
|
||||
b += 4
|
||||
|
||||
xgb.Put32(buf[b:], uint32(SurfaceId))
|
||||
b += 4
|
||||
|
||||
return buf
|
||||
}
|
||||
Reference in New Issue
Block a user