mirror of
https://github.com/aler9/gortsplib
synced 2025-10-11 01:50:30 +08:00
rename files
This commit is contained in:
@@ -1,71 +0,0 @@
|
||||
package gortsplib
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"encoding/binary"
|
||||
"fmt"
|
||||
"io"
|
||||
)
|
||||
|
||||
const (
|
||||
_INTERLEAVED_FRAME_MAX_SIZE = 2048
|
||||
_INTERLEAVED_FRAME_MAX_CONTENT_SIZE = (_INTERLEAVED_FRAME_MAX_SIZE - 4)
|
||||
)
|
||||
|
||||
// InterleavedFrame is a structure that allows to send and receive binary data
|
||||
// with RTSP connections.
|
||||
// It is usually used to send RTP and RTCP with RTSP.
|
||||
type InterleavedFrame struct {
|
||||
Channel uint8
|
||||
Content []byte
|
||||
}
|
||||
|
||||
func readInterleavedFrame(r io.Reader) (*InterleavedFrame, error) {
|
||||
var header [4]byte
|
||||
_, err := io.ReadFull(r, header[:])
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
if header[0] != 0x24 {
|
||||
return nil, fmt.Errorf("wrong magic byte (0x%.2x)", header[0])
|
||||
}
|
||||
|
||||
framelen := binary.BigEndian.Uint16(header[2:])
|
||||
if int(framelen) > _INTERLEAVED_FRAME_MAX_SIZE {
|
||||
return nil, fmt.Errorf("frame length greater than maximum allowed")
|
||||
}
|
||||
|
||||
f := &InterleavedFrame{
|
||||
Channel: header[1],
|
||||
Content: make([]byte, framelen),
|
||||
}
|
||||
|
||||
_, err = io.ReadFull(r, f.Content)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return f, nil
|
||||
}
|
||||
|
||||
func (f *InterleavedFrame) write(bw *bufio.Writer) error {
|
||||
_, err := bw.Write([]byte{0x24, f.Channel})
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
buf := make([]byte, 2)
|
||||
binary.BigEndian.PutUint16(buf, uint16(len(f.Content)))
|
||||
_, err = bw.Write(buf)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
_, err = bw.Write(f.Content)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
return bw.Flush()
|
||||
}
|
Reference in New Issue
Block a user