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lal/pkg/avc/avc_test.go

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// Copyright 2019, Chef. All rights reserved.
// https://github.com/q191201771/lal
//
// Use of this source code is governed by a MIT-style license
// that can be found in the License file.
//
// Author: Chef (191201771@qq.com)
package avc_test
import (
"bytes"
"encoding/hex"
"errors"
"testing"
"github.com/q191201771/naza/pkg/nazalog"
"github.com/q191201771/lal/pkg/base"
"github.com/q191201771/naza/pkg/nazabits"
"github.com/q191201771/naza/pkg/nazaerrors"
"github.com/q191201771/lal/pkg/avc"
"github.com/q191201771/naza/pkg/assert"
)
func TestParseNaluType(t *testing.T) {
golden := map[uint8]uint8{
0x06: avc.NaluTypeSei,
0x41: avc.NaluTypeSlice,
0x65: avc.NaluTypeIdrSlice,
}
for in, out := range golden {
actual := avc.ParseNaluType(in)
assert.Equal(t, out, actual)
b := avc.ParseNaluTypeReadable(in)
avc.Log.Debug(b)
}
}
func TestParseSliceType(t *testing.T) {
golden := []struct {
in []byte
out uint8
}{
{[]byte{0x65, 0x88, 0x82}, avc.SliceTypeI},
{[]byte{0x65, 0x88, 0x84}, avc.SliceTypeI},
{[]byte{0x41, 0x9a, 0x26}, avc.SliceTypeP},
{[]byte{0x41, 0x9a, 0x46}, avc.SliceTypeP},
{[]byte{0x41, 0x9a, 0x24}, avc.SliceTypeP},
{[]byte{0x41, 0x9e, 0x42}, avc.SliceTypeB},
}
for _, item := range golden {
v, err := avc.ParseSliceType(item.in)
assert.Equal(t, nil, err)
assert.Equal(t, item.out, v)
b, err := avc.ParseSliceTypeReadable(item.in)
assert.Equal(t, nil, err)
avc.Log.Debug(b)
}
}
var goldenSeqHeader = []byte{
0x17, 0x00, 0x00, 0x00, 0x00,
0x01, 0x64, 0x00, 0x20, 0xFF,
0xE1, 0x00, 0x19,
0x67, 0x64, 0x00, 0x20, 0xAC, 0xD9, 0x40, 0xC0, 0x29, 0xB0, 0x11, 0x00, 0x00, 0x03, 0x00, 0x01, 0x00, 0x00, 0x03, 0x00, 0x32, 0x0F, 0x18, 0x31, 0x96,
0x01, 0x00, 0x05,
0x68, 0xEB, 0xEC, 0xB2, 0x2C,
}
var goldenSps = []byte{
0x67, 0x64, 0x00, 0x20, 0xAC, 0xD9, 0x40, 0xC0, 0x29, 0xB0, 0x11, 0x00, 0x00, 0x03, 0x00, 0x01, 0x00, 0x00, 0x03, 0x00, 0x32, 0x0F, 0x18, 0x31, 0x96,
}
var goldenPps = []byte{
0x68, 0xEB, 0xEC, 0xB2, 0x2C,
}
var goldenSeqHeader2 = []byte{
0x17, 0x00, 0x00, 0x00, 0x00,
0x01, 0x64, 0x00, 0x1F, 0xFF,
0xE1, 0x00, 0x0A,
0x27, 0x64, 0x00, 0x1F, 0xAC, 0x56, 0x80, 0xB4, 0x0A, 0x19,
0x01, 0x00, 0x04,
0x28, 0xEE, 0x3C, 0xB0,
}
var goldenSps2 = goldenSeqHeader2[13:]
func TestSpsPpsSeqHeader2Annexb(t *testing.T) {
out, err := avc.SpsPpsSeqHeader2Annexb(goldenSeqHeader)
assert.Equal(t, nil, err)
var expected []byte
expected = append(expected, avc.NaluStartCode4...)
expected = append(expected, goldenSps...)
expected = append(expected, avc.NaluStartCode4...)
expected = append(expected, goldenPps...)
assert.Equal(t, expected, out)
}
func TestParseSpsPpsFromSeqHeader(t *testing.T) {
sps, pps, err := avc.ParseSpsPpsFromSeqHeader(goldenSeqHeader)
assert.Equal(t, nil, err)
assert.Equal(t, goldenSps, sps)
assert.Equal(t, goldenPps, pps)
}
func TestBuildSeqHeaderFromSpsPps(t *testing.T) {
sh, err := avc.BuildSeqHeaderFromSpsPps(goldenSps, goldenPps)
assert.Equal(t, nil, err)
assert.Equal(t, goldenSeqHeader, sh)
}
func TestCaptureAvc(t *testing.T) {
b := &bytes.Buffer{}
err := avc.CaptureAvcc2Annexb(b, []byte{0x17, 0x0, 0x0, 0x0, 0x0, 0x1, 0x64, 0x0, 0x1f, 0xff, 0xe1, 0x0, 0xa, 0x27, 0x64, 0x0, 0x1f, 0xac, 0x56, 0x80, 0xb4, 0xa, 0x19, 0x1, 0x0, 0x4, 0x28, 0xee, 0x3c, 0xb0})
assert.Equal(t, nil, err)
err = avc.CaptureAvcc2Annexb(b, []byte{0x27, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x57, 0x21, 0xe1, 0x4, 0x43, 0x5f, 0xf4, 0x34, 0xb, 0x0, 0x4, 0x7d, 0xe1, 0x97, 0x46, 0xdf, 0xb1, 0xd1, 0xb5, 0xad, 0xd2, 0xf8, 0xf4, 0x5f, 0x39, 0x7d, 0x26, 0x8e, 0xec, 0xa3, 0xaf, 0xc0, 0xe7, 0xad, 0x35, 0x86, 0xfc, 0x53, 0xdb, 0xd6, 0x27, 0x72, 0x4e, 0x34, 0xd4, 0xbb, 0x83, 0x68, 0x29, 0xbd, 0xa8, 0xa0, 0xb9, 0x5b, 0x3c, 0xe3, 0xae, 0x2b, 0xd6, 0x2e, 0xb0, 0x6, 0x10, 0xa4, 0x3b, 0xb2, 0x7b, 0x15, 0x99, 0x8f, 0x83, 0x7d, 0xa7, 0x28, 0x82, 0x5f, 0x37, 0x16, 0x38, 0x7a, 0x9f, 0x49, 0xf9, 0x7c, 0xd2, 0xad, 0xd4, 0xf, 0x5b, 0xac, 0x90, 0x33, 0x83, 0x46, 0x29, 0xf, 0xae, 0x36, 0x3e, 0x32, 0x95, 0x85, 0x25, 0x66, 0xa3, 0x29, 0xc6, 0xa5, 0x1f, 0xb, 0xcc, 0xa1, 0x54, 0x63, 0x8a, 0xe, 0xa2, 0xd, 0x9e, 0x5d, 0x70, 0xd3, 0x2e, 0xeb, 0xbe, 0x71, 0x39, 0xf7, 0x7, 0xc0, 0x7e, 0xba, 0xf2, 0xdb, 0x69, 0xd, 0xba, 0xfd, 0x27, 0xba, 0x64, 0x6e, 0x89, 0xe4, 0x17, 0x9b, 0x5c, 0xc3, 0xb9, 0x23, 0x16, 0xe0, 0xf6, 0xae, 0x8, 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0x2c, 0x7a, 0xa2, 0x40, 0xf, 0x8f, 0xf7, 0x72, 0xb5, 0xe2, 0xc2, 0x95, 0x2e, 0x15, 0xb8, 0x75, 0xa, 0x16, 0x63, 0x21, 0xe7, 0x2c, 0x20, 0xd1, 0xde, 0x4f, 0x49, 0xaa, 0xf3, 0x1f, 0x1f, 0x50, 0xf9, 0xa4, 0x19, 0xd7, 0xdf, 0x86, 0x1a, 0x65, 0x35, 0x42, 0x1e, 0x69, 0xcb, 0x9, 0x92, 0x6f, 0xa5, 0x10, 0xe3, 0x8a, 0xd, 0xad, 0xfa, 0x19, 0x98, 0xb1, 0xfb, 0x7, 0xa8, 0x7f, 0x86, 0x83, 0x40, 0xb1, 0x51, 0x3d, 0x86, 0x8c, 0x2e, 0x9d, 0xac, 0x72, 0x3b, 0x93, 0xf0, 0xf8, 0x28, 0x55, 0x33, 0x8e, 0xfc, 0x74, 0x29, 0xfc, 0xa7, 0xd2, 0x66, 0x28, 0xc2, 0xcf, 0xf3, 0x42, 0xb5, 0xe3, 0x7e, 0x32, 0x5, 0x66, 0xfa, 0xea, 0xe0, 0xf7, 0x7d, 0xa8, 0xf5, 0xcc, 0x3a, 0xb9, 0x9c, 0xb1, 0x33, 0x6c, 0x75, 0xee, 0xb2, 0xb4, 0x1, 0x8d, 0x3a, 0xaf, 0xa3, 0xd0, 0xa3, 0x75, 0x5e, 0x2c, 0x40, 0x5e, 0x42, 0xae, 0x9c, 0xab, 0x8f, 0x8d, 0x2a, 0xb3, 0xf5, 0xfe, 0x0, 0x92, 0xd6, 0x24, 0x63, 0x3d, 0x3c, 0xd9, 0xc, 0xe6, 0x7d, 0x98, 0xc4, 0xd4, 0xdf, 0xb9, 0x2c, 0xe1, 0x3a, 0xb9, 0x96, 0x92, 0x7c, 0xd1, 0xa8, 0x7a, 0xb2, 0x3b, 0x24, 0xc7, 0x6, 0xb4, 0x51, 0x2b, 0xd3, 0x55, 0xf3, 0x6a, 0xda, 0x82, 0x55, 0x38, 0xb3, 0x1f, 0x96, 0x66, 0x35, 0xb0, 0xf8, 0x3a, 0xba, 0x44, 0xcf, 0x42, 0x7c, 0xf7, 0xb8, 0x91, 0xda, 0x11, 0x84, 0x2e, 0x75, 0xd, 0xc9, 0xaf, 0xce, 0x2d, 0xbf, 0x86, 0xb4, 0x6f, 0x9a, 0x19, 0x60, 0x33, 0x16, 0x9b, 0x34, 0x2d, 0x4, 0x4c, 0x53, 0x12, 0x79, 0x85, 0x7f, 0x2, 0x7d, 0xf, 0xbf, 0x1, 0xc1, 0x94, 0x17, 0xd8, 0xf2, 0x93, 0x0, 0xf3, 0x33, 0x18, 0x9d, 0xea, 0x20, 0x49, 0x88, 0x0, 0xc7, 0x3c, 0xc8, 0x99, 0x8e, 0x16, 0xd5, 0x20, 0xa4, 0x89, 0xb5, 0x5c, 0x70, 0xfc, 0xbf, 0x1e, 0x11, 0x32, 0x27, 0x5e, 0xb1, 0x6a, 0xf8, 0x99, 0x90, 0xe4, 0x12, 0x18, 0xde, 0x55, 0x34, 0xaf, 0x42, 0x8c, 0x2b, 0x2e, 0xad, 0xed, 0xc2, 0xc3, 0xb1, 0x3, 0xca, 0xd0, 0xbc, 0x13, 0x6d, 0xda, 0xcc, 0xca, 0x4e, 0x3a, 0x58, 0x6d, 0x0, 0xd3, 0xca, 0xf1, 0x2e, 0x63, 0x96, 0xfe, 0x54, 0xfb, 0x71, 0x77, 0xfe, 0x3f, 0x5a, 0x53, 0xa, 0xc0, 0x88, 0x3e, 0x97, 0xf2, 0x3f, 0xb8, 0x6, 0x9c, 0xfb, 0x71, 0x41, 0x6c, 0x82, 0x46, 0x74, 0x9a, 0x16, 0x92, 0xaa, 0x68, 0x61, 0x3f, 0xae, 0x1a, 0x15, 0xea, 0xee, 0x16, 0xa3, 0x46, 0xa6, 0xc9, 0x53, 0x22, 0x36, 0xce, 0x5b, 0xec, 0x7d, 0x38, 0xf, 0xe, 0xf0, 0x8a, 0xcc, 0xd7, 0xd3, 0x94, 0xf1, 0x29, 0x86, 0x64, 0x49, 0xc0, 0x2a, 0x39, 0x65, 0x24, 0x46, 0x4b, 0xe6, 0x21, 0xba, 0xe4, 0x51, 0x39, 0x88, 0xac, 0x25, 0x4a, 0xa3, 0xc0, 0x8d, 0xc7, 0xa9, 0x29, 0xe3, 0xe0, 0x6e, 0xe0, 0xe0, 0x9b, 0x54, 0xf1, 0xed, 0xa4, 0xcc, 0x8b, 0x8d, 0xc9, 0xd7, 0xe6, 0x27, 0xa9, 0x2d, 0x7d, 0x36, 0x8f, 0x41, 0xdc, 0x63, 0x31, 0x51, 0x7d, 0x83, 0x29, 0x2, 0x1e, 0x23, 0xbc, 0x96, 0x33, 0x6b, 0x39, 0xca, 0xb1, 0xfd, 0xc3, 0xb1, 0xec, 0xe5, 0xbd, 0x60, 0xa5, 0xc6, 0x3b, 0x1b, 0xdf, 0x34, 0x71, 0x87, 0x14, 0xd, 0xfe, 0x4d, 0xce, 0x3c, 0xeb, 0x65, 0x24, 0x5b, 0xee, 0x51, 0xb7, 0x4e})
assert.Equal(t, nil, err)
expected := []byte{0x0, 0x0, 0x0, 0x1, 0x27, 0x64, 0x0, 0x1f, 0xac, 0x56, 0x80, 0xb4, 0xa, 0x19, 0x0, 0x0, 0x0, 0x1, 0x28, 0xee, 0x3c, 0xb0, 0x0, 0x0, 0x0, 0x1, 0x21, 0xe1, 0x4, 0x43, 0x5f, 0xf4, 0x34, 0xb, 0x0, 0x4, 0x7d, 0xe1, 0x97, 0x46, 0xdf, 0xb1, 0xd1, 0xb5, 0xad, 0xd2, 0xf8, 0xf4, 0x5f, 0x39, 0x7d, 0x26, 0x8e, 0xec, 0xa3, 0xaf, 0xc0, 0xe7, 0xad, 0x35, 0x86, 0xfc, 0x53, 0xdb, 0xd6, 0x27, 0x72, 0x4e, 0x34, 0xd4, 0xbb, 0x83, 0x68, 0x29, 0xbd, 0xa8, 0xa0, 0xb9, 0x5b, 0x3c, 0xe3, 0xae, 0x2b, 0xd6, 0x2e, 0xb0, 0x6, 0x10, 0xa4, 0x3b, 0xb2, 0x7b, 0x15, 0x99, 0x8f, 0x83, 0x7d, 0xa7, 0x28, 0x82, 0x5f, 0x37, 0x16, 0x38, 0x7a, 0x9f, 0x49, 0xf9, 0x7c, 0xd2, 0xad, 0xd4, 0xf, 0x5b, 0xac, 0x90, 0x33, 0x83, 0x46, 0x29, 0xf, 0xae, 0x36, 0x3e, 0x32, 0x95, 0x85, 0x25, 0x66, 0xa3, 0x29, 0xc6, 0xa5, 0x1f, 0xb, 0xcc, 0xa1, 0x54, 0x63, 0x8a, 0xe, 0xa2, 0xd, 0x9e, 0x5d, 0x70, 0xd3, 0x2e, 0xeb, 0xbe, 0x71, 0x39, 0xf7, 0x7, 0xc0, 0x7e, 0xba, 0xf2, 0xdb, 0x69, 0xd, 0xba, 0xfd, 0x27, 0xba, 0x64, 0x6e, 0x89, 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assert.Equal(t, expected, b.Bytes())
}
func TestParseSps(t *testing.T) {
var ctx avc.Context
err := avc.ParseSps(goldenSps, &ctx)
assert.Equal(t, nil, err)
assert.Equal(t, uint8(100), ctx.Profile)
assert.Equal(t, uint8(32), ctx.Level)
assert.Equal(t, uint32(768), ctx.Width)
assert.Equal(t, uint32(320), ctx.Height)
err = avc.ParseSps(nil, &ctx)
assert.Equal(t, true, nazaerrors.Is(err, nazabits.ErrNazaBits))
assert.IsNotNil(t, err)
avc.Log.Debugf("error expected not nil, actual=%+v", err)
err = avc.ParseSps(goldenSps2, &ctx)
assert.Equal(t, nil, err)
assert.Equal(t, uint8(100), ctx.Profile)
assert.Equal(t, uint8(31), ctx.Level)
assert.Equal(t, uint32(720), ctx.Width)
assert.Equal(t, uint32(1280), ctx.Height)
}
func TestTry(t *testing.T) {
err := avc.TryParseSeqHeader(goldenSeqHeader)
assert.Equal(t, nil, err)
}
func TestCorner(t *testing.T) {
sps, pps, err := avc.ParseSpsPpsFromSeqHeader([]byte{0})
assert.Equal(t, nil, sps)
assert.Equal(t, nil, pps)
assert.Equal(t, true, errors.Is(err, base.ErrShortBuffer))
b := &bytes.Buffer{}
err = avc.CaptureAvcc2Annexb(b, []byte{0x17, 0x0, 0x1})
assert.Equal(t, nil, b.Bytes())
assert.Equal(t, true, errors.Is(err, base.ErrShortBuffer))
}
func TestParsePps_Case2(t *testing.T) {
in := []byte{0x67, 0x64, 0x00, 0x20, 0xad, 0x84, 0x01, 0x0c, 0x20, 0x08, 0x61, 0x00, 0x43, 0x08, 0x02, 0x18, 0x40, 0x10, 0xc2, 0x00, 0x84, 0x3b, 0x50, 0x28, 0x03, 0xcd, 0x37, 0x01, 0x01, 0x01, 0x40, 0x00, 0x00, 0x03, 0x00, 0x40, 0x00, 0x00, 0x0c, 0xa1}
var ctx avc.Context
err := avc.ParseSps(in, &ctx)
assert.Equal(t, nil, err)
assert.Equal(t, uint8(100), ctx.Profile)
assert.Equal(t, uint8(32), ctx.Level)
assert.Equal(t, uint32(1280), ctx.Width)
assert.Equal(t, uint32(960), ctx.Height)
}
func TestIterateStartCode(t *testing.T) {
golden := []struct {
nalu []byte
pos int
length int
}{
{
nalu: []byte{0, 0, 1},
pos: 0,
length: 3,
},
{
nalu: []byte{0, 0, 0, 1},
pos: 0,
length: 4,
},
{
nalu: []byte{0xa, 0, 0, 0, 1},
pos: 1,
length: 4,
},
{
nalu: []byte{0, 1},
pos: -1,
length: -1,
},
{
nalu: []byte{0xa, 0xb},
pos: -1,
length: -1,
},
}
for _, v := range golden {
pos, length := avc.IterateNaluStartCode(v.nalu, 0)
assert.Equal(t, v.pos, pos)
assert.Equal(t, v.length, length)
}
}
func TestIterateNaluAnnexb(t *testing.T) {
golden := []struct {
nals []byte
nalList [][]byte
err error
}{
{
nals: []byte{0, 0, 1, 0xa, 0xb},
nalList: [][]byte{
{0xa, 0xb},
},
err: nil,
},
{
nals: []byte{0, 0, 0, 1, 0xa, 0xb, 0, 0, 0, 1, 0xc, 0xd},
nalList: [][]byte{
{0xa, 0xb},
{0xc, 0xd},
},
err: nil,
},
{
nals: []byte{0xa, 0xb},
nalList: [][]byte{
{0xa, 0xb},
},
err: base.ErrAvc,
},
{
nals: []byte{0, 0, 1},
nalList: nil,
err: base.ErrAvc,
},
{
nals: []byte{0, 0, 1, 0, 0, 1},
nalList: nil,
err: base.ErrAvc,
},
{
nals: nil,
nalList: nil,
err: base.ErrShortBuffer,
},
}
for _, v := range golden {
nalList, err := avc.SplitNaluAnnexb(v.nals)
assert.Equal(t, v.nalList, nalList)
assert.Equal(t, true, errors.Is(err, v.err))
}
}
func TestIterateNaluAvcc(t *testing.T) {
golden := []struct {
nals []byte
nalList [][]byte
err error
}{
{
nals: []byte{0, 0, 0, 1, 0xa}, // 正常1个
nalList: [][]byte{
{0xa},
},
err: nil,
},
{
nals: []byte{0, 0, 0, 1, 0xa, 0, 0, 0, 2, 0xa, 0xb}, // 正常2个
nalList: [][]byte{
{0xa},
{0xa, 0xb},
},
err: nil,
},
{
nals: []byte{0, 0}, // length不全
nalList: nil,
err: base.ErrShortBuffer,
},
{
nals: nil,
nalList: nil,
err: base.ErrShortBuffer,
},
{
nals: []byte{0, 0, 0, 1}, // 只有length
nalList: nil,
err: base.ErrShortBuffer,
},
{
nals: []byte{0, 0, 0, 2, 0xa}, // 包体数据不全
nalList: [][]byte{
{0xa},
},
err: base.ErrShortBuffer,
},
}
for _, v := range golden {
nalList, err := avc.SplitNaluAvcc(v.nals)
assert.Equal(t, v.nalList, nalList)
assert.Equal(t, true, errors.Is(err, v.err))
}
}
func TestIssue135(t *testing.T) {
//
// https://github.com/q191201771/lal/issues/135
//
// TRACE [0xc0000ff0b0] RTMP_READ cb. fmt=0, csid=6, header={Csid:6 MsgLen:77 MsgTypeId:9 MsgStreamId:1 TimestampAbs:0}, timestamp=0,
// hex=00000000 17 00 00 00 00 01 4d 40 1f ff e2 00 18 67 4d 40 |......M@.....gM@|
// 00000010 1f ec a0 28 02 dd 08 00 00 03 00 08 00 00 03 01 |...(............|
// - chunk_composer.go:192
//
// configurationVersion 1
// AVCProfileIndication 4d
// profile_compatibility 40
// AVCLevelIndication 1f
// lengthSizeMinusOne ff & 2 = 2
// numOfSequenceParameterSets e2 & 5 = 2
// sequenceParameterSetLength 00 18 = 18
//
// 注意,因为抓的数据不全,所以会返回错误
// 只是用来调试看numOfSps是否为2, 第一个spsLength是否为24
encStr := "1700000000014d401fffe20018674d401feca02802dd08000003000800000301"
dst := make([]byte, 32)
n, err := hex.Decode(dst, []byte(encStr))
nazalog.Debugf("%d, %+v", n, err)
b, err := avc.SpsPpsSeqHeader2Annexb(dst)
nazalog.Debugf("%s, %+v", hex.Dump(b), err)
}
func TestTryParseSeqHeader(t *testing.T) {
// https://github.com/q191201771/lal/issues/143
payload, err := hex.DecodeString("17000000000142000affe1000a6742000af80f0044be0801000568ce388000")
// "6742000af80f0044be08 68ce388000"
assert.Equal(t, nil, err)
err = avc.TryParseSeqHeader(payload)
assert.Equal(t, nil, err)
}