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Request a keyframe every 10s when saving to disk.
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parent
5e845eb493
commit
2a516674f2
1 changed files with 19 additions and 4 deletions
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@ -2,11 +2,11 @@ package diskwriter
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import (
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import (
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crand "crypto/rand"
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crand "crypto/rand"
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"encoding/hex"
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"errors"
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"errors"
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"fmt"
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"fmt"
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"os"
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"os"
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"path/filepath"
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"path/filepath"
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"encoding/hex"
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"sync"
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"sync"
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"time"
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"time"
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@ -206,6 +206,8 @@ type diskTrack struct {
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// bit 32 is a boolean indicating that the origin is valid
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// bit 32 is a boolean indicating that the origin is valid
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origin uint64
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origin uint64
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lastKf uint32
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}
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}
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func newDiskConn(directory, label string, up conn.Up, remoteTracks []conn.UpTrack) (*diskConn, error) {
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func newDiskConn(directory, label string, up conn.Up, remoteTracks []conn.UpTrack) (*diskConn, error) {
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@ -219,12 +221,12 @@ func newDiskConn(directory, label string, up conn.Up, remoteTracks []conn.UpTrac
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var builder *samplebuilder.SampleBuilder
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var builder *samplebuilder.SampleBuilder
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switch remote.Codec().Name {
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switch remote.Codec().Name {
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case webrtc.Opus:
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case webrtc.Opus:
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builder = samplebuilder.New(16, &codecs.OpusPacket{})
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builder = samplebuilder.New(128, &codecs.OpusPacket{})
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case webrtc.VP8:
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case webrtc.VP8:
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if conn.hasVideo {
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if conn.hasVideo {
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return nil, errors.New("multiple video tracks not supported")
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return nil, errors.New("multiple video tracks not supported")
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}
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}
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builder = samplebuilder.New(32, &codecs.VP8Packet{})
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builder = samplebuilder.New(128, &codecs.VP8Packet{})
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conn.hasVideo = true
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conn.hasVideo = true
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}
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}
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track := &diskTrack{
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track := &diskTrack{
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@ -277,11 +279,16 @@ func (t *diskTrack) WriteRTP(packet *rtp.Packet) error {
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return nil
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return nil
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}
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}
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kfNeeded := false
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t.builder.Push(p)
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t.builder.Push(p)
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for {
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for {
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sample, ts := t.builder.PopWithTimestamp()
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sample, ts := t.builder.PopWithTimestamp()
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if sample == nil {
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if sample == nil {
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if kfNeeded {
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return conn.ErrKeyframeNeeded
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}
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return nil
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return nil
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}
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}
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@ -290,7 +297,7 @@ func (t *diskTrack) WriteRTP(packet *rtp.Packet) error {
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switch t.remote.Codec().Name {
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switch t.remote.Codec().Name {
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case webrtc.VP8:
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case webrtc.VP8:
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if len(sample.Data) < 1 {
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if len(sample.Data) < 1 {
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return nil
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continue
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}
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}
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keyframe = (sample.Data[0]&0x1 == 0)
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keyframe = (sample.Data[0]&0x1 == 0)
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if keyframe {
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if keyframe {
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@ -298,6 +305,14 @@ func (t *diskTrack) WriteRTP(packet *rtp.Packet) error {
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if err != nil {
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if err != nil {
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return err
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return err
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}
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}
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t.lastKf = ts
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} else if t.writer != nil {
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// Request a keyframe every 10s
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delta := ts - t.lastKf
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if (delta&0x80000000) == 0 &&
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delta > 10*90000 {
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kfNeeded = true
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}
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}
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}
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default:
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default:
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if t.writer == nil {
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if t.writer == nil {
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