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Use Write instead of WriteRTP in the downTrack interface.

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This commit is contained in:
Juliusz Chroboczek 2021-05-11 23:48:17 +02:00
parent b09dba0e26
commit c53cc20d26
4 changed files with 23 additions and 48 deletions
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3
conn/conn.go
View file

@ -4,7 +4,6 @@ package conn
import (
"errors"
"github.com/pion/rtp"
"github.com/pion/webrtc/v3"
)
@ -38,7 +37,7 @@ type Down interface {
// Type DownTrack represents a track in the server to client direction.
type DownTrack interface {
WriteRTP(packat *rtp.Packet) error
Write(buf []byte) (int, error)
SetTimeOffset(ntp uint64, rtp uint32)
SetCname(string)
GetMaxBitrate() uint64

38
diskwriter/diskwriter.go
View file

@ -338,19 +338,6 @@ func (t *diskTrack) SetTimeOffset(ntp uint64, rtp uint32) {
func (t *diskTrack) SetCname(string) {
}
func clonePacket(packet *rtp.Packet) *rtp.Packet {
buf, err := packet.Marshal()
if err != nil {
return nil
}
var p rtp.Packet
err = p.Unmarshal(buf)
if err != nil {
return nil
}
return &p
}
func isKeyframe(codec string, data []byte) bool {
switch strings.ToLower(codec) {
case "video/vp8":
@ -417,20 +404,24 @@ func keyframeDimensions(codec string, data []byte, packet *rtp.Packet) (uint32,
}
}
func (t *diskTrack) WriteRTP(packet *rtp.Packet) error {
func (t *diskTrack) Write(buf []byte) (int, error) {
// since we call initWriter, we take the connection lock for simplicity.
t.conn.mu.Lock()
defer t.conn.mu.Unlock()
if t.builder == nil {
return nil
return 0, nil
}
codec := t.remote.Codec()
p := clonePacket(packet)
if p == nil {
return nil
data := make([]byte, len(buf))
copy(data, buf)
p := new(rtp.Packet)
err := p.Unmarshal(data)
if err != nil {
log.Printf("Diskwriter: %v", err)
return 0, nil
}
if strings.ToLower(codec.MimeType) == "video/vp9" {
@ -459,8 +450,9 @@ func (t *diskTrack) WriteRTP(packet *rtp.Packet) error {
if sample == nil {
if kfNeeded {
t.remote.RequestKeyframe()
return 0, nil
}
return nil
return len(buf), nil
}
keyframe := true
@ -479,7 +471,7 @@ func (t *diskTrack) WriteRTP(packet *rtp.Packet) error {
t.conn.warn(
"Write to disk " + err.Error(),
)
return err
return 0, err
}
t.lastKf = ts
} else if t.writer != nil {
@ -498,7 +490,7 @@ func (t *diskTrack) WriteRTP(packet *rtp.Packet) error {
"Write to disk " +
err.Error(),
)
return err
return 0, err
}
}
}
@ -508,7 +500,7 @@ func (t *diskTrack) WriteRTP(packet *rtp.Packet) error {
if !keyframe {
t.remote.RequestKeyframe()
}
return nil
return 0, nil
}
if t.origin == 0 {
@ -519,7 +511,7 @@ func (t *diskTrack) WriteRTP(packet *rtp.Packet) error {
tm := ts / (t.remote.Codec().ClockRate / 1000)
_, err := t.writer.Write(keyframe, int64(tm), sample.Data)
if err != nil {
return err
return 0, err
}
}
}

11
rtpconn/rtpconn.go
View file

@ -89,15 +89,12 @@ type rtpDownTrack struct {
cname atomic.Value
}
func (down *rtpDownTrack) WriteRTP(packet *rtp.Packet) error {
err := down.track.WriteRTP(packet)
func (down *rtpDownTrack) Write(buf []byte) (int, error) {
n, err := down.track.Write(buf)
if err == nil {
// we should account for extensions
down.rate.Accumulate(
uint32(12 + 4*len(packet.CSRC) + len(packet.Payload)),
)
down.rate.Accumulate(uint32(n))
}
return err
return n, err
}
func (down *rtpDownTrack) SetTimeOffset(ntp uint64, rtp uint32) {

19
rtpconn/rtpwriter.go
View file

@ -6,8 +6,6 @@ import (
"sort"
"time"
"github.com/pion/rtp"
"github.com/jech/galene/conn"
"github.com/jech/galene/packetcache"
"github.com/jech/galene/rtptime"
@ -211,17 +209,13 @@ func (writer *rtpWriter) add(track conn.DownTrack, add bool, max int) error {
func sendKeyframe(kf []uint16, track conn.DownTrack, cache *packetcache.Cache) {
buf := make([]byte, packetcache.BufSize)
var packet rtp.Packet
for _, seqno := range kf {
bytes := cache.Get(seqno, buf)
if bytes == 0 {
return
}
err := packet.Unmarshal(buf[:bytes])
if err != nil {
return
}
err = track.WriteRTP(&packet)
_, err := track.Write(buf[:bytes])
if err != nil {
return
}
@ -233,8 +227,6 @@ func rtpWriterLoop(writer *rtpWriter, up *rtpUpConnection, track *rtpUpTrack) {
defer close(writer.done)
buf := make([]byte, packetcache.BufSize)
var packet rtp.Packet
local := make([]conn.DownTrack, 0)
for {
@ -310,13 +302,8 @@ func rtpWriterLoop(writer *rtpWriter, up *rtpUpConnection, track *rtpUpTrack) {
continue
}
err := packet.Unmarshal(buf[:bytes])
if err != nil {
continue
}
for _, l := range local {
err := l.WriteRTP(&packet)
_, err := l.Write(buf[:bytes])
if err != nil {
continue
}