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authorPřemysl Janouch <p@janouch.name>2018-09-08 16:54:17 +0200
committerPřemysl Janouch <p@janouch.name>2018-09-08 16:54:17 +0200
commit3173202cc1e08762c6e156a8fffd23269a5ddb2b (patch)
tree95c4a06f8384d41b15e9c22afac0a387de79dc51 /nexgb/xvmc/xvmc.go
parent632b3ae494d45755525644fe5d04475c95aae364 (diff)
parent3906399e7c2a40fbaf355de572cf50a314083f64 (diff)
downloadhaven-3173202cc1e08762c6e156a8fffd23269a5ddb2b.tar.gz
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Merge aarzilli/xgb, branch xcb1.12 as nexgb
History has been linearized and rewritten to stay under the new subdirectory. I want to make changes incompatible to BurntSushi/xgb. The history begs for being thrown away entirely because of its quality and because it doesn't cover the Google period but it is still useful for copyright tracking.
Diffstat (limited to 'nexgb/xvmc/xvmc.go')
-rw-r--r--nexgb/xvmc/xvmc.go1041
1 files changed, 1041 insertions, 0 deletions
diff --git a/nexgb/xvmc/xvmc.go b/nexgb/xvmc/xvmc.go
new file mode 100644
index 0000000..b943fa0
--- /dev/null
+++ b/nexgb/xvmc/xvmc.go
@@ -0,0 +1,1041 @@
+// Package xvmc is the X client API for the XVideo-MotionCompensation extension.
+package xvmc
+
+// This file is automatically generated from xvmc.xml. Edit at your peril!
+
+import (
+ "github.com/BurntSushi/xgb"
+
+ "github.com/BurntSushi/xgb/xproto"
+ "github.com/BurntSushi/xgb/xv"
+)
+
+// Init must be called before using the XVideo-MotionCompensation extension.
+func Init(c *xgb.Conn) error {
+ reply, err := xproto.QueryExtension(c, 25, "XVideo-MotionCompensation").Reply()
+ switch {
+ case err != nil:
+ return err
+ case !reply.Present:
+ return xgb.Errorf("No extension named XVideo-MotionCompensation could be found on on the server.")
+ }
+
+ c.ExtLock.Lock()
+ c.Extensions["XVideo-MotionCompensation"] = reply.MajorOpcode
+ c.ExtLock.Unlock()
+ for evNum, fun := range xgb.NewExtEventFuncs["XVideo-MotionCompensation"] {
+ xgb.NewEventFuncs[int(reply.FirstEvent)+evNum] = fun
+ }
+ for errNum, fun := range xgb.NewExtErrorFuncs["XVideo-MotionCompensation"] {
+ xgb.NewErrorFuncs[int(reply.FirstError)+errNum] = fun
+ }
+ return nil
+}
+
+func init() {
+ xgb.NewExtEventFuncs["XVideo-MotionCompensation"] = make(map[int]xgb.NewEventFun)
+ xgb.NewExtErrorFuncs["XVideo-MotionCompensation"] = make(map[int]xgb.NewErrorFun)
+}
+
+type Context uint32
+
+func NewContextId(c *xgb.Conn) (Context, error) {
+ id, err := c.NewId()
+ if err != nil {
+ return 0, err
+ }
+ return Context(id), nil
+}
+
+type Subpicture uint32
+
+func NewSubpictureId(c *xgb.Conn) (Subpicture, error) {
+ id, err := c.NewId()
+ if err != nil {
+ return 0, err
+ }
+ return Subpicture(id), nil
+}
+
+type Surface uint32
+
+func NewSurfaceId(c *xgb.Conn) (Surface, error) {
+ id, err := c.NewId()
+ if err != nil {
+ return 0, err
+ }
+ return Surface(id), nil
+}
+
+type SurfaceInfo struct {
+ Id Surface
+ ChromaFormat uint16
+ Pad0 uint16
+ MaxWidth uint16
+ MaxHeight uint16
+ SubpictureMaxWidth uint16
+ SubpictureMaxHeight uint16
+ McType uint32
+ Flags uint32
+}
+
+// SurfaceInfoRead reads a byte slice into a SurfaceInfo value.
+func SurfaceInfoRead(buf []byte, v *SurfaceInfo) int {
+ b := 0
+
+ v.Id = Surface(xgb.Get32(buf[b:]))
+ b += 4
+
+ v.ChromaFormat = xgb.Get16(buf[b:])
+ b += 2
+
+ v.Pad0 = xgb.Get16(buf[b:])
+ b += 2
+
+ v.MaxWidth = xgb.Get16(buf[b:])
+ b += 2
+
+ v.MaxHeight = xgb.Get16(buf[b:])
+ b += 2
+
+ v.SubpictureMaxWidth = xgb.Get16(buf[b:])
+ b += 2
+
+ v.SubpictureMaxHeight = xgb.Get16(buf[b:])
+ b += 2
+
+ v.McType = xgb.Get32(buf[b:])
+ b += 4
+
+ v.Flags = xgb.Get32(buf[b:])
+ b += 4
+
+ return b
+}
+
+// SurfaceInfoReadList reads a byte slice into a list of SurfaceInfo values.
+func SurfaceInfoReadList(buf []byte, dest []SurfaceInfo) int {
+ b := 0
+ for i := 0; i < len(dest); i++ {
+ dest[i] = SurfaceInfo{}
+ b += SurfaceInfoRead(buf[b:], &dest[i])
+ }
+ return xgb.Pad(b)
+}
+
+// Bytes writes a SurfaceInfo value to a byte slice.
+func (v SurfaceInfo) Bytes() []byte {
+ buf := make([]byte, 24)
+ b := 0
+
+ xgb.Put32(buf[b:], uint32(v.Id))
+ b += 4
+
+ xgb.Put16(buf[b:], v.ChromaFormat)
+ b += 2
+
+ xgb.Put16(buf[b:], v.Pad0)
+ b += 2
+
+ xgb.Put16(buf[b:], v.MaxWidth)
+ b += 2
+
+ xgb.Put16(buf[b:], v.MaxHeight)
+ b += 2
+
+ xgb.Put16(buf[b:], v.SubpictureMaxWidth)
+ b += 2
+
+ xgb.Put16(buf[b:], v.SubpictureMaxHeight)
+ b += 2
+
+ xgb.Put32(buf[b:], v.McType)
+ b += 4
+
+ xgb.Put32(buf[b:], v.Flags)
+ b += 4
+
+ return buf[:b]
+}
+
+// SurfaceInfoListBytes writes a list of SurfaceInfo values to a byte slice.
+func SurfaceInfoListBytes(buf []byte, list []SurfaceInfo) int {
+ b := 0
+ var structBytes []byte
+ for _, item := range list {
+ structBytes = item.Bytes()
+ copy(buf[b:], structBytes)
+ b += len(structBytes)
+ }
+ return xgb.Pad(b)
+}
+
+// Skipping definition for base type 'Bool'
+
+// Skipping definition for base type 'Byte'
+
+// Skipping definition for base type 'Card8'
+
+// Skipping definition for base type 'Char'
+
+// Skipping definition for base type 'Void'
+
+// Skipping definition for base type 'Double'
+
+// Skipping definition for base type 'Float'
+
+// Skipping definition for base type 'Int16'
+
+// Skipping definition for base type 'Int32'
+
+// Skipping definition for base type 'Int8'
+
+// Skipping definition for base type 'Card16'
+
+// Skipping definition for base type 'Card32'
+
+// CreateContextCookie is a cookie used only for CreateContext requests.
+type CreateContextCookie struct {
+ *xgb.Cookie
+}
+
+// CreateContext sends a checked request.
+// If an error occurs, it will be returned with the reply by calling CreateContextCookie.Reply()
+func CreateContext(c *xgb.Conn, ContextId Context, PortId xv.Port, SurfaceId Surface, Width uint16, Height uint16, Flags uint32) CreateContextCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'CreateContext' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(true, true)
+ c.NewRequest(createContextRequest(c, ContextId, PortId, SurfaceId, Width, Height, Flags), cookie)
+ return CreateContextCookie{cookie}
+}
+
+// CreateContextUnchecked sends an unchecked request.
+// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
+func CreateContextUnchecked(c *xgb.Conn, ContextId Context, PortId xv.Port, SurfaceId Surface, Width uint16, Height uint16, Flags uint32) CreateContextCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'CreateContext' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(false, true)
+ c.NewRequest(createContextRequest(c, ContextId, PortId, SurfaceId, Width, Height, Flags), cookie)
+ return CreateContextCookie{cookie}
+}
+
+// CreateContextReply represents the data returned from a CreateContext request.
+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))
+}
+
+// Reply blocks and returns the reply data for a CreateContext request.
+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
+}
+
+// createContextReply reads a byte slice into a CreateContextReply value.
+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
+ }
+
+ return v
+}
+
+// Write request to wire for CreateContext
+// createContextRequest writes a CreateContext request to a byte slice.
+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)
+
+ c.ExtLock.RLock()
+ buf[b] = c.Extensions["XVideo-MotionCompensation"]
+ c.ExtLock.RUnlock()
+ 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
+}
+
+// CreateSubpictureCookie is a cookie used only for CreateSubpicture requests.
+type CreateSubpictureCookie struct {
+ *xgb.Cookie
+}
+
+// CreateSubpicture sends a checked request.
+// If an error occurs, it will be returned with the reply by calling CreateSubpictureCookie.Reply()
+func CreateSubpicture(c *xgb.Conn, SubpictureId Subpicture, Context Context, XvimageId uint32, Width uint16, Height uint16) CreateSubpictureCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'CreateSubpicture' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(true, true)
+ c.NewRequest(createSubpictureRequest(c, SubpictureId, Context, XvimageId, Width, Height), cookie)
+ return CreateSubpictureCookie{cookie}
+}
+
+// CreateSubpictureUnchecked sends an unchecked request.
+// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
+func CreateSubpictureUnchecked(c *xgb.Conn, SubpictureId Subpicture, Context Context, XvimageId uint32, Width uint16, Height uint16) CreateSubpictureCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'CreateSubpicture' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(false, true)
+ c.NewRequest(createSubpictureRequest(c, SubpictureId, Context, XvimageId, Width, Height), cookie)
+ return CreateSubpictureCookie{cookie}
+}
+
+// CreateSubpictureReply represents the data returned from a CreateSubpicture request.
+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))
+}
+
+// Reply blocks and returns the reply data for a CreateSubpicture request.
+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
+}
+
+// createSubpictureReply reads a byte slice into a CreateSubpictureReply value.
+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 += 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
+ }
+
+ return v
+}
+
+// Write request to wire for CreateSubpicture
+// createSubpictureRequest writes a CreateSubpicture request to a byte slice.
+func createSubpictureRequest(c *xgb.Conn, SubpictureId Subpicture, Context Context, XvimageId uint32, Width uint16, Height uint16) []byte {
+ size := 20
+ b := 0
+ buf := make([]byte, size)
+
+ c.ExtLock.RLock()
+ buf[b] = c.Extensions["XVideo-MotionCompensation"]
+ c.ExtLock.RUnlock()
+ 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
+}
+
+// CreateSurfaceCookie is a cookie used only for CreateSurface requests.
+type CreateSurfaceCookie struct {
+ *xgb.Cookie
+}
+
+// CreateSurface sends a checked request.
+// If an error occurs, it will be returned with the reply by calling CreateSurfaceCookie.Reply()
+func CreateSurface(c *xgb.Conn, SurfaceId Surface, ContextId Context) CreateSurfaceCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'CreateSurface' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(true, true)
+ c.NewRequest(createSurfaceRequest(c, SurfaceId, ContextId), cookie)
+ return CreateSurfaceCookie{cookie}
+}
+
+// CreateSurfaceUnchecked sends an unchecked request.
+// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
+func CreateSurfaceUnchecked(c *xgb.Conn, SurfaceId Surface, ContextId Context) CreateSurfaceCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'CreateSurface' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(false, true)
+ c.NewRequest(createSurfaceRequest(c, SurfaceId, ContextId), cookie)
+ return CreateSurfaceCookie{cookie}
+}
+
+// CreateSurfaceReply represents the data returned from a CreateSurface request.
+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))
+}
+
+// Reply blocks and returns the reply data for a CreateSurface request.
+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
+}
+
+// createSurfaceReply reads a byte slice into a CreateSurfaceReply value.
+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
+ }
+
+ return v
+}
+
+// Write request to wire for CreateSurface
+// createSurfaceRequest writes a CreateSurface request to a byte slice.
+func createSurfaceRequest(c *xgb.Conn, SurfaceId Surface, ContextId Context) []byte {
+ size := 12
+ b := 0
+ buf := make([]byte, size)
+
+ c.ExtLock.RLock()
+ buf[b] = c.Extensions["XVideo-MotionCompensation"]
+ c.ExtLock.RUnlock()
+ 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
+}
+
+// DestroyContextCookie is a cookie used only for DestroyContext requests.
+type DestroyContextCookie struct {
+ *xgb.Cookie
+}
+
+// DestroyContext sends an unchecked request.
+// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
+func DestroyContext(c *xgb.Conn, ContextId Context) DestroyContextCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'DestroyContext' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(false, false)
+ c.NewRequest(destroyContextRequest(c, ContextId), cookie)
+ return DestroyContextCookie{cookie}
+}
+
+// DestroyContextChecked sends a checked request.
+// If an error occurs, it can be retrieved using DestroyContextCookie.Check()
+func DestroyContextChecked(c *xgb.Conn, ContextId Context) DestroyContextCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'DestroyContext' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(true, false)
+ c.NewRequest(destroyContextRequest(c, ContextId), cookie)
+ return DestroyContextCookie{cookie}
+}
+
+// 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.
+func (cook DestroyContextCookie) Check() error {
+ return cook.Cookie.Check()
+}
+
+// Write request to wire for DestroyContext
+// destroyContextRequest writes a DestroyContext request to a byte slice.
+func destroyContextRequest(c *xgb.Conn, ContextId Context) []byte {
+ size := 8
+ b := 0
+ buf := make([]byte, size)
+
+ c.ExtLock.RLock()
+ buf[b] = c.Extensions["XVideo-MotionCompensation"]
+ c.ExtLock.RUnlock()
+ 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
+}
+
+// DestroySubpictureCookie is a cookie used only for DestroySubpicture requests.
+type DestroySubpictureCookie struct {
+ *xgb.Cookie
+}
+
+// DestroySubpicture sends an unchecked request.
+// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
+func DestroySubpicture(c *xgb.Conn, SubpictureId Subpicture) DestroySubpictureCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'DestroySubpicture' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(false, false)
+ c.NewRequest(destroySubpictureRequest(c, SubpictureId), cookie)
+ return DestroySubpictureCookie{cookie}
+}
+
+// DestroySubpictureChecked sends a checked request.
+// If an error occurs, it can be retrieved using DestroySubpictureCookie.Check()
+func DestroySubpictureChecked(c *xgb.Conn, SubpictureId Subpicture) DestroySubpictureCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'DestroySubpicture' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(true, false)
+ c.NewRequest(destroySubpictureRequest(c, SubpictureId), cookie)
+ return DestroySubpictureCookie{cookie}
+}
+
+// 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.
+func (cook DestroySubpictureCookie) Check() error {
+ return cook.Cookie.Check()
+}
+
+// Write request to wire for DestroySubpicture
+// destroySubpictureRequest writes a DestroySubpicture request to a byte slice.
+func destroySubpictureRequest(c *xgb.Conn, SubpictureId Subpicture) []byte {
+ size := 8
+ b := 0
+ buf := make([]byte, size)
+
+ c.ExtLock.RLock()
+ buf[b] = c.Extensions["XVideo-MotionCompensation"]
+ c.ExtLock.RUnlock()
+ 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
+}
+
+// DestroySurfaceCookie is a cookie used only for DestroySurface requests.
+type DestroySurfaceCookie struct {
+ *xgb.Cookie
+}
+
+// DestroySurface sends an unchecked request.
+// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
+func DestroySurface(c *xgb.Conn, SurfaceId Surface) DestroySurfaceCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'DestroySurface' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(false, false)
+ c.NewRequest(destroySurfaceRequest(c, SurfaceId), cookie)
+ return DestroySurfaceCookie{cookie}
+}
+
+// DestroySurfaceChecked sends a checked request.
+// If an error occurs, it can be retrieved using DestroySurfaceCookie.Check()
+func DestroySurfaceChecked(c *xgb.Conn, SurfaceId Surface) DestroySurfaceCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'DestroySurface' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(true, false)
+ c.NewRequest(destroySurfaceRequest(c, SurfaceId), cookie)
+ return DestroySurfaceCookie{cookie}
+}
+
+// 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.
+func (cook DestroySurfaceCookie) Check() error {
+ return cook.Cookie.Check()
+}
+
+// Write request to wire for DestroySurface
+// destroySurfaceRequest writes a DestroySurface request to a byte slice.
+func destroySurfaceRequest(c *xgb.Conn, SurfaceId Surface) []byte {
+ size := 8
+ b := 0
+ buf := make([]byte, size)
+
+ c.ExtLock.RLock()
+ buf[b] = c.Extensions["XVideo-MotionCompensation"]
+ c.ExtLock.RUnlock()
+ 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
+}
+
+// ListSubpictureTypesCookie is a cookie used only for ListSubpictureTypes requests.
+type ListSubpictureTypesCookie struct {
+ *xgb.Cookie
+}
+
+// ListSubpictureTypes sends a checked request.
+// If an error occurs, it will be returned with the reply by calling ListSubpictureTypesCookie.Reply()
+func ListSubpictureTypes(c *xgb.Conn, PortId xv.Port, SurfaceId Surface) ListSubpictureTypesCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'ListSubpictureTypes' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(true, true)
+ c.NewRequest(listSubpictureTypesRequest(c, PortId, SurfaceId), cookie)
+ return ListSubpictureTypesCookie{cookie}
+}
+
+// ListSubpictureTypesUnchecked sends an unchecked request.
+// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
+func ListSubpictureTypesUnchecked(c *xgb.Conn, PortId xv.Port, SurfaceId Surface) ListSubpictureTypesCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'ListSubpictureTypes' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(false, true)
+ c.NewRequest(listSubpictureTypesRequest(c, PortId, SurfaceId), cookie)
+ return ListSubpictureTypesCookie{cookie}
+}
+
+// ListSubpictureTypesReply represents the data returned from a ListSubpictureTypes request.
+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)
+}
+
+// Reply blocks and returns the reply data for a ListSubpictureTypes request.
+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
+}
+
+// listSubpictureTypesReply reads a byte slice into a ListSubpictureTypesReply value.
+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
+// listSubpictureTypesRequest writes a ListSubpictureTypes request to a byte slice.
+func listSubpictureTypesRequest(c *xgb.Conn, PortId xv.Port, SurfaceId Surface) []byte {
+ size := 12
+ b := 0
+ buf := make([]byte, size)
+
+ c.ExtLock.RLock()
+ buf[b] = c.Extensions["XVideo-MotionCompensation"]
+ c.ExtLock.RUnlock()
+ 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
+}
+
+// ListSurfaceTypesCookie is a cookie used only for ListSurfaceTypes requests.
+type ListSurfaceTypesCookie struct {
+ *xgb.Cookie
+}
+
+// ListSurfaceTypes sends a checked request.
+// If an error occurs, it will be returned with the reply by calling ListSurfaceTypesCookie.Reply()
+func ListSurfaceTypes(c *xgb.Conn, PortId xv.Port) ListSurfaceTypesCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'ListSurfaceTypes' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(true, true)
+ c.NewRequest(listSurfaceTypesRequest(c, PortId), cookie)
+ return ListSurfaceTypesCookie{cookie}
+}
+
+// ListSurfaceTypesUnchecked sends an unchecked request.
+// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
+func ListSurfaceTypesUnchecked(c *xgb.Conn, PortId xv.Port) ListSurfaceTypesCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'ListSurfaceTypes' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(false, true)
+ c.NewRequest(listSurfaceTypesRequest(c, PortId), cookie)
+ return ListSurfaceTypesCookie{cookie}
+}
+
+// ListSurfaceTypesReply represents the data returned from a ListSurfaceTypes request.
+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))
+}
+
+// Reply blocks and returns the reply data for a ListSurfaceTypes request.
+func (cook ListSurfaceTypesCookie) Reply() (*ListSurfaceTypesReply, error) {
+ buf, err := cook.Cookie.Reply()
+ if err != nil {
+ return nil, err
+ }
+ if buf == nil {
+ return nil, nil
+ }
+ return listSurfaceTypesReply(buf), nil
+}
+
+// listSurfaceTypesReply reads a byte slice into a ListSurfaceTypesReply value.
+func listSurfaceTypesReply(buf []byte) *ListSurfaceTypesReply {
+ v := new(ListSurfaceTypesReply)
+ 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.Surfaces = make([]SurfaceInfo, v.Num)
+ b += SurfaceInfoReadList(buf[b:], v.Surfaces)
+
+ return v
+}
+
+// Write request to wire for ListSurfaceTypes
+// listSurfaceTypesRequest writes a ListSurfaceTypes request to a byte slice.
+func listSurfaceTypesRequest(c *xgb.Conn, PortId xv.Port) []byte {
+ size := 8
+ b := 0
+ buf := make([]byte, size)
+
+ c.ExtLock.RLock()
+ buf[b] = c.Extensions["XVideo-MotionCompensation"]
+ c.ExtLock.RUnlock()
+ b += 1
+
+ buf[b] = 1 // 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
+
+ return buf
+}
+
+// QueryVersionCookie is a cookie used only for QueryVersion requests.
+type QueryVersionCookie struct {
+ *xgb.Cookie
+}
+
+// QueryVersion sends a checked request.
+// If an error occurs, it will be returned with the reply by calling QueryVersionCookie.Reply()
+func QueryVersion(c *xgb.Conn) QueryVersionCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(true, true)
+ c.NewRequest(queryVersionRequest(c), cookie)
+ return QueryVersionCookie{cookie}
+}
+
+// QueryVersionUnchecked sends an unchecked request.
+// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
+func QueryVersionUnchecked(c *xgb.Conn) QueryVersionCookie {
+ c.ExtLock.RLock()
+ defer c.ExtLock.RUnlock()
+ if _, ok := c.Extensions["XVideo-MotionCompensation"]; !ok {
+ panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'XVideo-MotionCompensation'. xvmc.Init(connObj) must be called first.")
+ }
+ cookie := c.NewCookie(false, true)
+ c.NewRequest(queryVersionRequest(c), cookie)
+ return QueryVersionCookie{cookie}
+}
+
+// QueryVersionReply represents the data returned from a QueryVersion request.
+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
+}
+
+// Reply blocks and returns the reply data for a QueryVersion request.
+func (cook QueryVersionCookie) Reply() (*QueryVersionReply, error) {
+ buf, err := cook.Cookie.Reply()
+ if err != nil {
+ return nil, err
+ }
+ if buf == nil {
+ return nil, nil
+ }
+ return queryVersionReply(buf), nil
+}
+
+// queryVersionReply reads a byte slice into a QueryVersionReply value.
+func queryVersionReply(buf []byte) *QueryVersionReply {
+ v := new(QueryVersionReply)
+ 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.Major = xgb.Get32(buf[b:])
+ b += 4
+
+ v.Minor = xgb.Get32(buf[b:])
+ b += 4
+
+ return v
+}
+
+// Write request to wire for QueryVersion
+// queryVersionRequest writes a QueryVersion request to a byte slice.
+func queryVersionRequest(c *xgb.Conn) []byte {
+ size := 4
+ b := 0
+ buf := make([]byte, size)
+
+ c.ExtLock.RLock()
+ buf[b] = c.Extensions["XVideo-MotionCompensation"]
+ c.ExtLock.RUnlock()
+ b += 1
+
+ buf[b] = 0 // request opcode
+ b += 1
+
+ xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+ b += 2
+
+ return buf
+}