50 lines
1.3 KiB
Go
50 lines
1.3 KiB
Go
// SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
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// SPDX-License-Identifier: MIT
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package codecs
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// OpusPayloader payloads Opus packets
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type OpusPayloader struct{}
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// Payload fragments an Opus packet across one or more byte arrays
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func (p *OpusPayloader) Payload(_ uint16, payload []byte) [][]byte {
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if payload == nil {
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return [][]byte{}
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}
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out := make([]byte, len(payload))
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copy(out, payload)
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return [][]byte{out}
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}
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// OpusPacket represents the Opus header that is stored in the payload of an RTP Packet
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type OpusPacket struct {
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Payload []byte
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audioDepacketizer
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}
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// Unmarshal parses the passed byte slice and stores the result in the OpusPacket this method is called upon
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func (p *OpusPacket) Unmarshal(packet []byte) ([]byte, error) {
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if packet == nil {
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return nil, errNilPacket
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} else if len(packet) == 0 {
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return nil, errShortPacket
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}
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p.Payload = packet
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return packet, nil
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}
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// OpusPartitionHeadChecker checks Opus partition head.
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//
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// Deprecated: replaced by OpusPacket.IsPartitionHead()
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type OpusPartitionHeadChecker struct{}
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// IsPartitionHead checks whether if this is a head of the Opus partition.
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//
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// Deprecated: replaced by OpusPacket.IsPartitionHead()
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func (*OpusPartitionHeadChecker) IsPartitionHead(packet []byte) bool {
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return (&OpusPacket{}).IsPartitionHead(packet)
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}
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