60 lines
1.2 KiB
Go
60 lines
1.2 KiB
Go
package formatprocessor
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import (
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"fmt"
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"time"
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"github.com/bluenviron/gortsplib/v4/pkg/format"
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"github.com/pion/rtp"
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"github.com/bluenviron/mediamtx/internal/unit"
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)
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type formatProcessorGeneric struct {
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udpMaxPayloadSize int
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}
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func newGeneric(
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udpMaxPayloadSize int,
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forma format.Format,
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generateRTPPackets bool,
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) (*formatProcessorGeneric, error) {
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if generateRTPPackets {
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return nil, fmt.Errorf("we don't know how to generate RTP packets of format %T", forma)
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}
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return &formatProcessorGeneric{
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udpMaxPayloadSize: udpMaxPayloadSize,
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}, nil
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}
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func (t *formatProcessorGeneric) ProcessUnit(_ unit.Unit) error {
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return fmt.Errorf("using a generic unit without RTP is not supported")
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}
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func (t *formatProcessorGeneric) ProcessRTPPacket(
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pkt *rtp.Packet,
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ntp time.Time,
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pts int64,
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_ bool,
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) (unit.Unit, error) {
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u := &unit.Generic{
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Base: unit.Base{
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RTPPackets: []*rtp.Packet{pkt},
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NTP: ntp,
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PTS: pts,
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},
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}
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// remove padding
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pkt.Header.Padding = false
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pkt.PaddingSize = 0
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if pkt.MarshalSize() > t.udpMaxPayloadSize {
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return nil, fmt.Errorf("payload size (%d) is greater than maximum allowed (%d)",
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pkt.MarshalSize(), t.udpMaxPayloadSize)
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}
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return u, nil
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}
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