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merge MPEG4AudioGeneric and MPEG4AudioLATM (#430)

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This commit is contained in:
Alessandro Ros
2023-09-21 16:51:31 +02:00
committed by GitHub
parent fabc0e7e69
commit 44da79f72d
37 changed files with 801 additions and 940 deletions
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133
pkg/format/rtpmpeg4audio/encoder_latm_test.go Normal file
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@@ -0,0 +1,133 @@
package rtpmpeg4audio
import (
"bytes"
"testing"
"github.com/pion/rtp"
"github.com/stretchr/testify/require"
)
var casesLATM = []struct {
name string
au []byte
pkts []*rtp.Packet
}{
{
"single",
[]byte{1, 2, 3, 4},
[]*rtp.Packet{
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 2646308882,
},
Payload: []byte{
0x04, 0x01, 0x02, 0x03, 0x04,
},
},
},
},
{
"fragmented",
bytes.Repeat([]byte{0, 1, 2, 3, 4, 5, 6, 7}, 512),
[]*rtp.Packet{
{
Header: rtp.Header{
Version: 2,
Marker: false,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 2646308882,
},
Payload: mergeBytes(
bytes.Repeat([]byte{0xff}, 16),
[]byte{0x10},
bytes.Repeat([]byte{0, 1, 2, 3, 4, 5, 6, 7}, 180),
[]byte{0, 1, 2},
),
},
{
Header: rtp.Header{
Version: 2,
Marker: false,
PayloadType: 96,
SequenceNumber: 17646,
SSRC: 2646308882,
},
Payload: mergeBytes(
[]byte{3, 4, 5, 6, 7},
bytes.Repeat([]byte{0, 1, 2, 3, 4, 5, 6, 7}, 181),
[]byte{0, 1, 2, 3, 4, 5, 6},
),
},
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17647,
SSRC: 2646308882,
},
Payload: mergeBytes(
[]byte{7},
bytes.Repeat([]byte{0, 1, 2, 3, 4, 5, 6, 7}, 149),
),
},
},
},
{
"fragmented to the limit",
bytes.Repeat([]byte{1}, 2908),
[]*rtp.Packet{
{
Header: rtp.Header{
Version: 2,
Marker: false,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 2646308882,
},
Payload: mergeBytes(
bytes.Repeat([]byte{0xff}, 11),
[]byte{0x67},
bytes.Repeat([]byte{1}, 1448),
),
},
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17646,
SSRC: 2646308882,
},
Payload: mergeBytes(
bytes.Repeat([]byte{1}, 1460),
),
},
},
},
}
func TestEncodeLATM(t *testing.T) {
for _, ca := range casesLATM {
t.Run(ca.name, func(t *testing.T) {
e := &Encoder{
LATM: true,
PayloadType: 96,
SSRC: uint32Ptr(0x9dbb7812),
InitialSequenceNumber: uint16Ptr(0x44ed),
}
err := e.Init()
require.NoError(t, err)
pkts, err := e.Encode([][]byte{ca.au})
require.NoError(t, err)
require.Equal(t, ca.pkts, pkts)
})
}
}