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rtmp: fix decoding of chunk3 + chunk3

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This commit is contained in:
aler9 2022-07-19 16:42:11 +02:00
parent 9e6abc6e9f
commit f7c08f577a
3 changed files with 197 additions and 299 deletions
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5
internal/rtmp/rawmessage/reader.go
View File

@ -201,6 +201,11 @@ func (rc *readerChunkStream) readMessage(typ byte) (*Message, error) {
v1 := *rc.curTimestamp + *rc.curTimestampDelta
rc.curTimestamp = &v1
if *rc.curBodyLen != uint32(len(c3.Body)) {
rc.curBody = &c3.Body
return nil, errMoreChunksNeeded
}
return &Message{
Timestamp: time.Duration(*rc.curTimestamp) * time.Millisecond,
Type: *rc.curType,

345
internal/rtmp/rawmessage/reader_test.go
View File

@ -11,154 +11,191 @@ import (
"github.com/aler9/rtsp-simple-server/internal/rtmp/chunk"
)
func TestReader(t *testing.T) {
type sequenceEntry struct {
chunk chunk.Chunk
msg *Message
}
var cases = []struct {
name string
messages []*Message
chunks []chunk.Chunk
chunkSizes []uint32
}{
{
"(chunk0) + (chunk1)",
[]*Message{
{
ChunkStreamID: 27,
Timestamp: 18576 * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x03}, 64),
},
{
ChunkStreamID: 27,
Timestamp: (18576 + 15) * time.Millisecond,
Type: chunk.MessageTypeSetWindowAckSize,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x04}, 64),
},
},
[]chunk.Chunk{
&chunk.Chunk0{
ChunkStreamID: 27,
Timestamp: 18576,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
BodyLen: 64,
Body: bytes.Repeat([]byte{0x03}, 64),
},
&chunk.Chunk1{
ChunkStreamID: 27,
TimestampDelta: 15,
Type: chunk.MessageTypeSetWindowAckSize,
BodyLen: 64,
Body: bytes.Repeat([]byte{0x04}, 64),
},
},
[]uint32{
128,
128,
},
},
{
"(chunk0) + (chunk2) + (chunk3)",
[]*Message{
{
ChunkStreamID: 27,
Timestamp: 18576 * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x03}, 64),
},
{
ChunkStreamID: 27,
Timestamp: (18576 + 15) * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x04}, 64),
},
{
ChunkStreamID: 27,
Timestamp: (18576 + 15 + 15) * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x05}, 64),
},
},
[]chunk.Chunk{
&chunk.Chunk0{
ChunkStreamID: 27,
Timestamp: 18576,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
BodyLen: 64,
Body: bytes.Repeat([]byte{0x03}, 64),
},
&chunk.Chunk2{
ChunkStreamID: 27,
TimestampDelta: 15,
Body: bytes.Repeat([]byte{0x04}, 64),
},
&chunk.Chunk3{
ChunkStreamID: 27,
Body: bytes.Repeat([]byte{0x05}, 64),
},
},
[]uint32{
128,
64,
64,
},
},
{
"(chunk0 + chunk3) + (chunk1 + chunk3) + (chunk2 + chunk3) + (chunk3 + chunk3)",
[]*Message{
{
ChunkStreamID: 27,
Timestamp: 18576 * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x03}, 190),
},
{
ChunkStreamID: 27,
Timestamp: 18576 * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x04}, 192),
},
{
ChunkStreamID: 27,
Timestamp: (18576 + 15) * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x05}, 192),
},
{
ChunkStreamID: 27,
Timestamp: (18576 + 15 + 15) * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x06}, 192),
},
},
[]chunk.Chunk{
&chunk.Chunk0{
ChunkStreamID: 27,
Timestamp: 18576,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
BodyLen: 190,
Body: bytes.Repeat([]byte{0x03}, 128),
},
&chunk.Chunk3{
ChunkStreamID: 27,
Body: bytes.Repeat([]byte{0x03}, 62),
},
&chunk.Chunk1{
ChunkStreamID: 27,
TimestampDelta: 0,
Type: chunk.MessageTypeSetPeerBandwidth,
BodyLen: 192,
Body: bytes.Repeat([]byte{0x04}, 128),
},
&chunk.Chunk3{
ChunkStreamID: 27,
Body: bytes.Repeat([]byte{0x04}, 64),
},
&chunk.Chunk2{
ChunkStreamID: 27,
TimestampDelta: 15,
Body: bytes.Repeat([]byte{0x05}, 128),
},
&chunk.Chunk3{
ChunkStreamID: 27,
Body: bytes.Repeat([]byte{0x05}, 64),
},
&chunk.Chunk3{
ChunkStreamID: 27,
Body: bytes.Repeat([]byte{0x06}, 128),
},
&chunk.Chunk3{
ChunkStreamID: 27,
Body: bytes.Repeat([]byte{0x06}, 64),
},
},
[]uint32{
128,
62,
128,
64,
128,
64,
128,
64,
},
},
}
for _, ca := range []struct {
name string
sequence []sequenceEntry
}{
{
"chunk0 + chunk1",
[]sequenceEntry{
{
&chunk.Chunk0{
ChunkStreamID: 27,
Timestamp: 18576,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
BodyLen: 64,
Body: bytes.Repeat([]byte{0x02}, 64),
},
&Message{
ChunkStreamID: 27,
Timestamp: 18576 * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x02}, 64),
},
},
{
&chunk.Chunk1{
ChunkStreamID: 27,
TimestampDelta: 15,
Type: chunk.MessageTypeSetPeerBandwidth,
BodyLen: 64,
Body: bytes.Repeat([]byte{0x03}, 64),
},
&Message{
ChunkStreamID: 27,
Timestamp: (18576 + 15) * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x03}, 64),
},
},
},
},
{
"chunk0 + chunk2 + chunk3",
[]sequenceEntry{
{
&chunk.Chunk0{
ChunkStreamID: 27,
Timestamp: 18576,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
BodyLen: 64,
Body: bytes.Repeat([]byte{0x02}, 64),
},
&Message{
ChunkStreamID: 27,
Timestamp: 18576 * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x02}, 64),
},
},
{
&chunk.Chunk2{
ChunkStreamID: 27,
TimestampDelta: 15,
Body: bytes.Repeat([]byte{0x03}, 64),
},
&Message{
ChunkStreamID: 27,
Timestamp: (18576 + 15) * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x03}, 64),
},
},
{
&chunk.Chunk3{
ChunkStreamID: 27,
Body: bytes.Repeat([]byte{0x04}, 64),
},
&Message{
ChunkStreamID: 27,
Timestamp: (18576 + 15 + 15) * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x04}, 64),
},
},
},
},
{
"chunk0 + chunk3 + chunk2 + chunk3",
[]sequenceEntry{
{
&chunk.Chunk0{
ChunkStreamID: 27,
Timestamp: 18576,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
BodyLen: 192,
Body: bytes.Repeat([]byte{0x03}, 128),
},
nil,
},
{
&chunk.Chunk3{
ChunkStreamID: 27,
Body: bytes.Repeat([]byte{0x03}, 64),
},
&Message{
ChunkStreamID: 27,
Timestamp: 18576 * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x03}, 192),
},
},
{
&chunk.Chunk2{
ChunkStreamID: 27,
TimestampDelta: 15,
Body: bytes.Repeat([]byte{0x04}, 128),
},
nil,
},
{
&chunk.Chunk3{
ChunkStreamID: 27,
Body: bytes.Repeat([]byte{0x04}, 64),
},
&Message{
ChunkStreamID: 27,
Timestamp: 18591 * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x04}, 192),
},
},
},
},
} {
func TestReader(t *testing.T) {
for _, ca := range cases {
t.Run(ca.name, func(t *testing.T) {
var buf bytes.Buffer
bcr := bytecounter.NewReader(&buf)
@ -166,16 +203,16 @@ func TestReader(t *testing.T) {
return nil
})
for _, entry := range ca.sequence {
buf2, err := entry.chunk.Marshal()
for _, cach := range ca.chunks {
buf2, err := cach.Marshal()
require.NoError(t, err)
buf.Write(buf2)
}
if entry.msg != nil {
msg, err := r.Read()
require.NoError(t, err)
require.Equal(t, entry.msg, msg)
}
for _, camsg := range ca.messages {
msg, err := r.Read()
require.NoError(t, err)
require.Equal(t, camsg, msg)
}
})
}

146
internal/rtmp/rawmessage/writer_test.go
View File

@ -12,151 +12,7 @@ import (
)
func TestWriter(t *testing.T) {
for _, ca := range []struct {
name string
messages []*Message
chunks []chunk.Chunk
chunkSizes []uint32
}{
{
"chunk0 + chunk1",
[]*Message{
{
ChunkStreamID: 27,
Timestamp: 18576 * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x03}, 64),
},
{
ChunkStreamID: 27,
Timestamp: (18576 + 15) * time.Millisecond,
Type: chunk.MessageTypeSetWindowAckSize,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x04}, 64),
},
},
[]chunk.Chunk{
&chunk.Chunk0{
ChunkStreamID: 27,
Timestamp: 18576,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
BodyLen: 64,
Body: bytes.Repeat([]byte{0x03}, 64),
},
&chunk.Chunk1{
ChunkStreamID: 27,
TimestampDelta: 15,
Type: chunk.MessageTypeSetWindowAckSize,
BodyLen: 64,
Body: bytes.Repeat([]byte{0x04}, 64),
},
},
[]uint32{
128,
128,
},
},
{
"chunk0 + chunk2 + chunk3",
[]*Message{
{
ChunkStreamID: 27,
Timestamp: 18576 * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x03}, 64),
},
{
ChunkStreamID: 27,
Timestamp: (18576 + 15) * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x04}, 64),
},
{
ChunkStreamID: 27,
Timestamp: (18576 + 15 + 15) * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x05}, 64),
},
},
[]chunk.Chunk{
&chunk.Chunk0{
ChunkStreamID: 27,
Timestamp: 18576,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
BodyLen: 64,
Body: bytes.Repeat([]byte{0x03}, 64),
},
&chunk.Chunk2{
ChunkStreamID: 27,
TimestampDelta: 15,
Body: bytes.Repeat([]byte{0x04}, 64),
},
&chunk.Chunk3{
ChunkStreamID: 27,
Body: bytes.Repeat([]byte{0x05}, 64),
},
},
[]uint32{
128,
64,
64,
},
},
{
"chunk0 + chunk3 + chunk2 + chunk3",
[]*Message{
{
ChunkStreamID: 27,
Timestamp: 18576 * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x03}, 192),
},
{
ChunkStreamID: 27,
Timestamp: 18591 * time.Millisecond,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
Body: bytes.Repeat([]byte{0x04}, 192),
},
},
[]chunk.Chunk{
&chunk.Chunk0{
ChunkStreamID: 27,
Timestamp: 18576,
Type: chunk.MessageTypeSetPeerBandwidth,
MessageStreamID: 3123,
BodyLen: 192,
Body: bytes.Repeat([]byte{0x03}, 128),
},
&chunk.Chunk3{
ChunkStreamID: 27,
Body: bytes.Repeat([]byte{0x03}, 64),
},
&chunk.Chunk2{
ChunkStreamID: 27,
TimestampDelta: 15,
Body: bytes.Repeat([]byte{0x04}, 128),
},
&chunk.Chunk3{
ChunkStreamID: 27,
Body: bytes.Repeat([]byte{0x04}, 64),
},
},
[]uint32{
128,
64,
128,
64,
},
},
} {
for _, ca := range cases {
t.Run(ca.name, func(t *testing.T) {
var buf bytes.Buffer
w := NewWriter(bytecounter.NewWriter(&buf), true)