Files
rtsp-simple-server/internal/core/formatprocessor_generic.go
2022-12-13 21:26:35 +01:00

55 lines
1.1 KiB
Go

package core
import (
"fmt"
"time"
"github.com/aler9/gortsplib/v2/pkg/format"
"github.com/pion/rtp"
)
const (
// 1500 (UDP MTU) - 20 (IP header) - 8 (UDP header)
maxPacketSize = 1472
)
type dataGeneric struct {
rtpPackets []*rtp.Packet
ntp time.Time
}
func (d *dataGeneric) getRTPPackets() []*rtp.Packet {
return d.rtpPackets
}
func (d *dataGeneric) getNTP() time.Time {
return d.ntp
}
type formatProcessorGeneric struct{}
func newFormatProcessorGeneric(forma format.Format, generateRTPPackets bool) (*formatProcessorGeneric, error) {
if generateRTPPackets {
return nil, fmt.Errorf("we don't know how to generate RTP packets of format %+v", forma)
}
return &formatProcessorGeneric{}, nil
}
func (t *formatProcessorGeneric) process(dat data, hasNonRTSPReaders bool) error {
tdata := dat.(*dataGeneric)
pkt := tdata.rtpPackets[0]
// remove padding
pkt.Header.Padding = false
pkt.PaddingSize = 0
if pkt.MarshalSize() > maxPacketSize {
return fmt.Errorf("payload size (%d) is greater than maximum allowed (%d)",
pkt.MarshalSize(), maxPacketSize)
}
return nil
}