/
encoding_h264.go
73 lines (65 loc) · 1.38 KB
/
encoding_h264.go
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package encodings
import (
"bytes"
"encoding/binary"
"errors"
"github.com/vprix/vncproxy/rfb"
)
type H264Encoding struct {
buff *bytes.Buffer
}
var _ rfb.IEncoding = new(H264Encoding)
func (that *H264Encoding) Type() rfb.EncodingType {
return rfb.EncH264
}
func (that *H264Encoding) Supported(session rfb.ISession) bool {
return true
}
func (that *H264Encoding) Clone(data ...bool) rfb.IEncoding {
obj := &ZLibEncoding{}
if len(data) > 0 && data[0] {
if that.buff != nil {
obj.buff = &bytes.Buffer{}
_, _ = obj.buff.Write(that.buff.Bytes())
}
}
return obj
}
func (that *H264Encoding) Read(session rfb.ISession, rectangle *rfb.Rectangle) error {
if that.buff == nil {
that.buff = &bytes.Buffer{}
}
size, err := ReadUint32(session)
if err != nil {
return err
}
err = binary.Write(that.buff, binary.BigEndian, size)
if err != nil {
return err
}
flags, err := ReadUint32(session)
if err != nil {
return err
}
err = binary.Write(that.buff, binary.BigEndian, flags)
if err != nil {
return err
}
b, err := ReadBytes(int(size), session)
if err != nil {
return err
}
_, err = that.buff.Write(b)
if err != nil {
return err
}
return nil
}
func (that *H264Encoding) Write(session rfb.ISession, rectangle *rfb.Rectangle) error {
if that.buff == nil {
return errors.New("ByteBuffer is nil")
}
_, err := that.buff.WriteTo(session)
that.buff.Reset()
return err
}