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44da79f72d5e99c3bd249c16266b4343c31a2720
gortsplib/pkg/format/rtpmpeg4audio/encoder_generic_test.go
Alessandro Ros 44da79f72d merge MPEG4AudioGeneric and MPEG4AudioLATM (#430)
2023-09-21 16:51:31 +02:00

521 lines
13 KiB
Go
Raw Blame History

package rtpmpeg4audio
import (
"bytes"
"testing"
"github.com/pion/rtp"
"github.com/stretchr/testify/require"
)
func uint16Ptr(v uint16) *uint16 {
return &v
}
func uint32Ptr(v uint32) *uint32 {
return &v
}
func mergeBytes(vals ...[]byte) []byte {
size := 0
for _, v := range vals {
size += len(v)
}
res := make([]byte, size)
pos := 0
for _, v := range vals {
n := copy(res[pos:], v)
pos += n
}
return res
}
var casesGeneric = []struct {
name string
sizeLength int
indexLength int
indexDeltaLength int
aus [][]byte
pkts []*rtp.Packet
}{
{
"single",
13,
3,
3,
[][]byte{
{
0x21, 0x1a, 0xd4, 0xf5, 0x9e, 0x20, 0xc5, 0x42,
0x89, 0x40, 0xa2, 0x9b, 0x3c, 0x94, 0xdd, 0x28,
0x94, 0x48, 0xd5, 0x8b, 0xb0, 0x2, 0xdb, 0x1b,
0xeb, 0xe0, 0xfa, 0x9f, 0xea, 0x91, 0xa7, 0x3,
0xe8, 0x6b, 0xe5, 0x5, 0x95, 0x6, 0x62, 0x88,
0x13, 0xa, 0x15, 0xa0, 0xeb, 0xef, 0x40, 0x82,
0xdf, 0x49, 0xf2, 0xe0, 0x26, 0xfc, 0x52, 0x5b,
0x6c, 0x2a, 0x2d, 0xe8, 0xa5, 0x70, 0xc5, 0xaf,
0xfc, 0x98, 0x9a, 0x2f, 0x1f, 0xbb, 0xa2, 0xcb,
0xb8, 0x26, 0xb6, 0x6e, 0x4c, 0x15, 0x6c, 0x21,
0x3d, 0x35, 0xf6, 0xcf, 0xa4, 0x3b, 0x72, 0x26,
0xe1, 0x3a, 0x3a, 0x99, 0xd8, 0x2d, 0x6a, 0x22,
0xcd, 0x97, 0xa, 0xef, 0x52, 0x9c, 0x5f, 0xcd,
0x5c, 0xd9, 0xd3, 0x12, 0x7e, 0x45, 0x45, 0xb3,
0x24, 0xef, 0xd3, 0x4f, 0x2f, 0x96, 0xd9, 0x8b,
0x9c, 0xc2, 0xcd, 0x54, 0xb, 0x6e, 0x19, 0x84,
0x56, 0xeb, 0x85, 0x52, 0x63, 0x64, 0x28, 0xb2,
0xf2, 0xcf, 0xb8, 0xa8, 0x71, 0x53, 0x6, 0x82,
0x88, 0xf2, 0xc4, 0xe1, 0x7d, 0x65, 0x54, 0xe0,
0x5e, 0xc8, 0x38, 0x75, 0x9d, 0xb0, 0x58, 0x65,
0x41, 0xa2, 0xcd, 0xdb, 0x1b, 0x9e, 0xac, 0xd1,
0xbe, 0xc9, 0x22, 0xf5, 0xe9, 0xc6, 0x6f, 0xaf,
0xf8, 0xb1, 0x4c, 0xcb, 0xa2, 0x56, 0x11, 0xa4,
0xd7, 0xfd, 0xe5, 0xef, 0x8e, 0xbf, 0xce, 0x4b,
0xef, 0xe1, 0xd, 0xc0, 0x27, 0x18, 0xe2, 0x64,
0x63, 0x5, 0x16, 0x6, 0xc, 0x34, 0xe, 0xf3, 0x62,
0xc2, 0xd6, 0x42, 0x5d, 0x66, 0x81, 0x4, 0x65,
0x76, 0xaa, 0xe7, 0x39, 0xdd, 0x8e, 0xfe, 0x48,
0x23, 0x3a, 0x1, 0xc4, 0xd3, 0x65, 0x80, 0x28,
0x6f, 0x9b, 0xc9, 0xb7, 0x4e, 0x44, 0x4c, 0x98,
0x6a, 0x5f, 0x3b, 0x97, 0x81, 0x9b, 0xa9, 0xab,
0xfd, 0xcf, 0x8e, 0x78, 0xbd, 0x4d, 0x70, 0x81,
0x9b, 0x2d, 0x85, 0x94, 0x74, 0x2a, 0x3a, 0xb4,
0xff, 0x4a, 0x13, 0x70, 0x76, 0x2c, 0x2f, 0x13,
0x5b, 0x43, 0xf9, 0x17, 0xee, 0x26, 0x37, 0x1,
0xbc, 0x9f, 0xb, 0xe, 0x68, 0xcb, 0x87, 0x65,
0x86, 0xcc, 0x4c, 0x2f, 0x7a, 0x14, 0xd, 0xd1,
0xb9, 0x57, 0xbd, 0x50, 0xb6, 0x95, 0x44, 0x1a,
0xd, 0xc0, 0x15, 0xf, 0xd2, 0xc3, 0x72, 0x4d,
0x6e, 0x4f, 0x8e, 0x6d, 0x64, 0xdc, 0x64, 0x1f,
0x33, 0x53, 0x4e, 0xd8, 0xa4, 0x74, 0xf3, 0x33,
0x4, 0x68, 0xd9, 0x92, 0xf3, 0x6e, 0xb7, 0x5b,
0xe6, 0xf6, 0xc3, 0x55, 0x14, 0x54, 0x87, 0x0,
0xaf, 0x7,
},
},
[]*rtp.Packet{
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 0x9dbb7812,
},
Payload: []byte{
0x00, 0x10, 0x0a, 0xd8,
0x21, 0x1a, 0xd4, 0xf5, 0x9e, 0x20, 0xc5, 0x42,
0x89, 0x40, 0xa2, 0x9b, 0x3c, 0x94, 0xdd, 0x28,
0x94, 0x48, 0xd5, 0x8b, 0xb0, 0x02, 0xdb, 0x1b,
0xeb, 0xe0, 0xfa, 0x9f, 0xea, 0x91, 0xa7, 0x03,
0xe8, 0x6b, 0xe5, 0x05, 0x95, 0x06, 0x62, 0x88,
0x13, 0x0a, 0x15, 0xa0, 0xeb, 0xef, 0x40, 0x82,
0xdf, 0x49, 0xf2, 0xe0, 0x26, 0xfc, 0x52, 0x5b,
0x6c, 0x2a, 0x2d, 0xe8, 0xa5, 0x70, 0xc5, 0xaf,
0xfc, 0x98, 0x9a, 0x2f, 0x1f, 0xbb, 0xa2, 0xcb,
0xb8, 0x26, 0xb6, 0x6e, 0x4c, 0x15, 0x6c, 0x21,
0x3d, 0x35, 0xf6, 0xcf, 0xa4, 0x3b, 0x72, 0x26,
0xe1, 0x3a, 0x3a, 0x99, 0xd8, 0x2d, 0x6a, 0x22,
0xcd, 0x97, 0x0a, 0xef, 0x52, 0x9c, 0x5f, 0xcd,
0x5c, 0xd9, 0xd3, 0x12, 0x7e, 0x45, 0x45, 0xb3,
0x24, 0xef, 0xd3, 0x4f, 0x2f, 0x96, 0xd9, 0x8b,
0x9c, 0xc2, 0xcd, 0x54, 0x0b, 0x6e, 0x19, 0x84,
0x56, 0xeb, 0x85, 0x52, 0x63, 0x64, 0x28, 0xb2,
0xf2, 0xcf, 0xb8, 0xa8, 0x71, 0x53, 0x06, 0x82,
0x88, 0xf2, 0xc4, 0xe1, 0x7d, 0x65, 0x54, 0xe0,
0x5e, 0xc8, 0x38, 0x75, 0x9d, 0xb0, 0x58, 0x65,
0x41, 0xa2, 0xcd, 0xdb, 0x1b, 0x9e, 0xac, 0xd1,
0xbe, 0xc9, 0x22, 0xf5, 0xe9, 0xc6, 0x6f, 0xaf,
0xf8, 0xb1, 0x4c, 0xcb, 0xa2, 0x56, 0x11, 0xa4,
0xd7, 0xfd, 0xe5, 0xef, 0x8e, 0xbf, 0xce, 0x4b,
0xef, 0xe1, 0x0d, 0xc0, 0x27, 0x18, 0xe2, 0x64,
0x63, 0x05, 0x16, 0x06, 0x0c, 0x34, 0x0e, 0xf3,
0x62, 0xc2, 0xd6, 0x42, 0x5d, 0x66, 0x81, 0x04,
0x65, 0x76, 0xaa, 0xe7, 0x39, 0xdd, 0x8e, 0xfe,
0x48, 0x23, 0x3a, 0x01, 0xc4, 0xd3, 0x65, 0x80,
0x28, 0x6f, 0x9b, 0xc9, 0xb7, 0x4e, 0x44, 0x4c,
0x98, 0x6a, 0x5f, 0x3b, 0x97, 0x81, 0x9b, 0xa9,
0xab, 0xfd, 0xcf, 0x8e, 0x78, 0xbd, 0x4d, 0x70,
0x81, 0x9b, 0x2d, 0x85, 0x94, 0x74, 0x2a, 0x3a,
0xb4, 0xff, 0x4a, 0x13, 0x70, 0x76, 0x2c, 0x2f,
0x13, 0x5b, 0x43, 0xf9, 0x17, 0xee, 0x26, 0x37,
0x01, 0xbc, 0x9f, 0x0b, 0x0e, 0x68, 0xcb, 0x87,
0x65, 0x86, 0xcc, 0x4c, 0x2f, 0x7a, 0x14, 0x0d,
0xd1, 0xb9, 0x57, 0xbd, 0x50, 0xb6, 0x95, 0x44,
0x1a, 0x0d, 0xc0, 0x15, 0x0f, 0xd2, 0xc3, 0x72,
0x4d, 0x6e, 0x4f, 0x8e, 0x6d, 0x64, 0xdc, 0x64,
0x1f, 0x33, 0x53, 0x4e, 0xd8, 0xa4, 0x74, 0xf3,
0x33, 0x04, 0x68, 0xd9, 0x92, 0xf3, 0x6e, 0xb7,
0x5b, 0xe6, 0xf6, 0xc3, 0x55, 0x14, 0x54, 0x87,
0x00, 0xaf, 0x07,
},
},
},
},
{
"aggregated",
13,
3,
3,
[][]byte{
{0x00, 0x01, 0x02, 0x03},
{0x04, 0x05, 0x06, 0x07},
{0x08, 0x09, 0x0A, 0x0B},
},
[]*rtp.Packet{
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 0x9dbb7812,
},
Payload: []byte{
0x0, 0x30, 0x0, 0x20,
0x0, 0x20, 0x0, 0x20, 0x0, 0x1, 0x2, 0x3,
0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xa, 0xb,
},
},
},
},
{ //nolint:dupl
"fragmented",
13,
3,
3,
[][]byte{
bytes.Repeat([]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07}, 512),
},
[]*rtp.Packet{ //nolint:dupl
{
Header: rtp.Header{
Version: 2,
Marker: false,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x0, 0x10, 0x2d, 0x80},
bytes.Repeat([]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07}, 182),
),
},
{
Header: rtp.Header{
Version: 2,
Marker: false,
PayloadType: 96,
SequenceNumber: 17646,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x00, 0x10, 0x2d, 0x80},
bytes.Repeat([]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07}, 182),
),
},
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17647,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x00, 0x10, 0x25, 0x00},
bytes.Repeat([]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07}, 148),
),
},
},
},
{
"fragmented to the limit",
13,
3,
3,
[][]byte{bytes.Repeat([]byte{1}, 2912)},
[]*rtp.Packet{
{
Header: rtp.Header{
Version: 2,
Marker: false,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x0, 0x10, 0x2d, 0x80},
bytes.Repeat([]byte{1}, 1456),
),
},
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17646,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x0, 0x10, 0x2d, 0x80},
bytes.Repeat([]byte{1}, 1456),
),
},
},
},
{
"aggregated followed by fragmented",
13,
3,
3,
[][]byte{
{0x00, 0x01, 0x02, 0x03},
{0x04, 0x05, 0x06, 0x07},
{0x08, 0x09, 0x0A, 0x0B},
bytes.Repeat([]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07}, 256),
},
[]*rtp.Packet{
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 0x9dbb7812,
},
Payload: []byte{
0x0, 0x30, 0x0, 0x20,
0x0, 0x20, 0x0, 0x20, 0x0, 0x1, 0x2, 0x3,
0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xa, 0xb,
},
},
{
Header: rtp.Header{
Version: 2,
Marker: false,
PayloadType: 96,
SequenceNumber: 17646,
Timestamp: 3072,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x0, 0x10, 0x2d, 0x80},
bytes.Repeat([]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07}, 182),
),
},
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17647,
Timestamp: 3072,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x00, 0x10, 0x12, 0x80},
bytes.Repeat([]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07}, 74),
),
},
},
},
{
"single, custom sized",
6,
2,
2,
[][]byte{
{0x01, 0x02, 0x03, 0x04},
},
[]*rtp.Packet{
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 0x9dbb7812,
},
Payload: []byte{
0x00, 0x08, 0x10,
0x01, 0x02, 0x03, 0x04,
},
},
},
},
{
"single, custom sized, padded",
13,
0,
0,
[][]byte{
{0x01, 0x02, 0x03, 0x04},
},
[]*rtp.Packet{
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 0x9dbb7812,
},
Payload: []byte{
0x00, 0x0d, 0x00, 0x20,
0x01, 0x02, 0x03, 0x04,
},
},
},
},
{
"aggregated, custom sized, padded",
13,
0,
0,
[][]byte{
{0x01, 0x02, 0x03, 0x04},
{0x05, 0x06, 0x07, 0x08},
},
[]*rtp.Packet{
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 0x9dbb7812,
},
Payload: []byte{
0x00, 0x1a, 0x00, 0x20, 0x01, 0x00,
0x01, 0x02, 0x03, 0x04,
0x05, 0x06, 0x07, 0x08,
},
},
},
},
{
"fragmented, custom sized",
21,
3,
3,
[][]byte{
bytes.Repeat([]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07}, 512),
},
[]*rtp.Packet{
{
Header: rtp.Header{
Version: 2,
Marker: false,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x0, 0x18, 0x00, 0x2d, 0x78},
bytes.Repeat([]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07}, 181),
[]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06},
),
},
{
Header: rtp.Header{
Version: 2,
Marker: false,
PayloadType: 96,
SequenceNumber: 17646,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x00, 0x18, 0x00, 0x2d, 0x78, 0x07},
bytes.Repeat([]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07}, 181),
[]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05},
),
},
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17647,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x00, 0x18, 0x00, 0x25, 0x10, 0x06, 0x07},
bytes.Repeat([]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07}, 148),
),
},
},
},
{ //nolint:dupl
"fragmented, custom sized, padded",
13,
0,
0,
[][]byte{
bytes.Repeat([]byte{0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F}, 512),
},
[]*rtp.Packet{ //nolint:dupl
{
Header: rtp.Header{
Version: 2,
Marker: false,
PayloadType: 96,
SequenceNumber: 17645,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x0, 0x0d, 0x2d, 0x80},
bytes.Repeat([]byte{0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F}, 182),
),
},
{
Header: rtp.Header{
Version: 2,
Marker: false,
PayloadType: 96,
SequenceNumber: 17646,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x0, 0x0d, 0x2d, 0x80},
bytes.Repeat([]byte{0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F}, 182),
),
},
{
Header: rtp.Header{
Version: 2,
Marker: true,
PayloadType: 96,
SequenceNumber: 17647,
SSRC: 0x9dbb7812,
},
Payload: mergeBytes(
[]byte{0x00, 0x0d, 0x25, 0x00},
bytes.Repeat([]byte{0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F}, 148),
),
},
},
},
}
func TestEncodeGeneric(t *testing.T) {
for _, ca := range casesGeneric {
t.Run(ca.name, func(t *testing.T) {
e := &Encoder{
PayloadType: 96,
SSRC: uint32Ptr(0x9dbb7812),
InitialSequenceNumber: uint16Ptr(0x44ed),
SizeLength: ca.sizeLength,
IndexLength: ca.indexLength,
IndexDeltaLength: ca.indexDeltaLength,
}
err := e.Init()
require.NoError(t, err)
pkts, err := e.Encode(ca.aus)
require.NoError(t, err)
require.Equal(t, ca.pkts, pkts)
})
}
}
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