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add MP4A-LATM decoder and encoder (#299)

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This commit is contained in:
Alessandro Ros
2023-06-01 20:07:47 +02:00
committed by GitHub
parent 84048960b4
commit 80cf861ec7
87 changed files with 1795 additions and 699 deletions
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33
pkg/formats/mpeg4_audio_latm_test.go
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@@ -29,3 +29,36 @@ func TestMPEG4AudioLATMAttributes(t *testing.T) {
require.Equal(t, 44100, format.ClockRate())
require.Equal(t, true, format.PTSEqualsDTS(&rtp.Packet{}))
}
func TestMPEG4AudioLATMDecEncoder(t *testing.T) {
format := &MPEG4AudioLATM{
PayloadTyp: 96,
ProfileLevelID: 1,
Config: &mpeg4audio.StreamMuxConfig{
Programs: []*mpeg4audio.StreamMuxConfigProgram{{
Layers: []*mpeg4audio.StreamMuxConfigLayer{{
AudioSpecificConfig: &mpeg4audio.Config{
Type: 2,
SampleRate: 48000,
ChannelCount: 2,
},
LatmBufferFullness: 255,
}},
}},
},
}
enc, err := format.CreateEncoder2()
require.NoError(t, err)
pkts, err := enc.Encode([]byte{0x01, 0x02, 0x03, 0x04}, 0)
require.NoError(t, err)
require.Equal(t, format.PayloadType(), pkts[0].PayloadType)
dec, err := format.CreateDecoder2()
require.NoError(t, err)
byts, _, err := dec.Decode(pkts[0])
require.NoError(t, err)
require.Equal(t, []byte{0x01, 0x02, 0x03, 0x04}, byts)
}